Merge pull request #4626 from home-assistant/dev

0.34

.coveragerc

@@ -28,6 +28,9 @@ omit =
     homeassistant/components/envisalink.py
     homeassistant/components/*/envisalink.py
 
+    homeassistant/components/google.py
+    homeassistant/components/*/google.py
+
     homeassistant/components/insteon_hub.py
     homeassistant/components/*/insteon_hub.py
 
@@ -95,11 +98,12 @@ omit =
     homeassistant/components/netatmo.py
     homeassistant/components/*/netatmo.py
 
+    homeassistant/components/neato.py
+    homeassistant/components/*/neato.py
+
     homeassistant/components/homematic.py
     homeassistant/components/*/homematic.py
 
-    homeassistant/components/switch/pilight.py
-
     homeassistant/components/knx.py
     homeassistant/components/*/knx.py
 
@@ -109,6 +113,9 @@ omit =
     homeassistant/components/zoneminder.py
     homeassistant/components/*/zoneminder.py
 
+    homeassistant/components/mochad.py
+    homeassistant/components/*/mochad.py
+
     homeassistant/components/alarm_control_panel/alarmdotcom.py
     homeassistant/components/alarm_control_panel/concord232.py
     homeassistant/components/alarm_control_panel/nx584.py
@@ -117,6 +124,7 @@ omit =
     homeassistant/components/binary_sensor/concord232.py
     homeassistant/components/binary_sensor/rest.py
     homeassistant/components/browser.py
+    homeassistant/components/camera/amcrest.py
     homeassistant/components/camera/bloomsky.py
     homeassistant/components/camera/foscam.py
     homeassistant/components/camera/mjpeg.py
@@ -128,6 +136,7 @@ omit =
     homeassistant/components/climate/knx.py
     homeassistant/components/climate/proliphix.py
     homeassistant/components/climate/radiotherm.py
+    homeassistant/components/cover/garadget.py
     homeassistant/components/cover/homematic.py
     homeassistant/components/cover/rpi_gpio.py
     homeassistant/components/cover/scsgate.py
@@ -136,16 +145,18 @@ omit =
     homeassistant/components/device_tracker/aruba.py
     homeassistant/components/device_tracker/asuswrt.py
     homeassistant/components/device_tracker/bbox.py
-    homeassistant/components/device_tracker/bluetooth_tracker.py
     homeassistant/components/device_tracker/bluetooth_le_tracker.py
+    homeassistant/components/device_tracker/bluetooth_tracker.py
     homeassistant/components/device_tracker/bt_home_hub_5.py
-    homeassistant/components/device_tracker/ddwrt.py
+    homeassistant/components/device_tracker/cisco_ios.py
     homeassistant/components/device_tracker/fritz.py
+    homeassistant/components/device_tracker/gpslogger.py
     homeassistant/components/device_tracker/icloud.py
     homeassistant/components/device_tracker/luci.py
     homeassistant/components/device_tracker/netgear.py
     homeassistant/components/device_tracker/nmap_tracker.py
     homeassistant/components/device_tracker/snmp.py
+    homeassistant/components/device_tracker/swisscom.py
     homeassistant/components/device_tracker/thomson.py
     homeassistant/components/device_tracker/tomato.py
     homeassistant/components/device_tracker/tplink.py
@@ -157,8 +168,6 @@ omit =
     homeassistant/components/fan/mqtt.py
     homeassistant/components/feedreader.py
     homeassistant/components/foursquare.py
-    homeassistant/components/garage_door/rpi_gpio.py
-    homeassistant/components/garage_door/wink.py
     homeassistant/components/hdmi_cec.py
     homeassistant/components/ifttt.py
     homeassistant/components/joaoapps_join.py
@@ -172,12 +181,16 @@ omit =
     homeassistant/components/light/limitlessled.py
     homeassistant/components/light/osramlightify.py
     homeassistant/components/light/x10.py
+    homeassistant/components/light/yeelight.py
     homeassistant/components/lirc.py
     homeassistant/components/media_player/braviatv.py
     homeassistant/components/media_player/cast.py
     homeassistant/components/media_player/cmus.py
     homeassistant/components/media_player/denon.py
+    homeassistant/components/media_player/denonavr.py
     homeassistant/components/media_player/directv.py
+    homeassistant/components/media_player/dunehd.py
+    homeassistant/components/media_player/emby.py
     homeassistant/components/media_player/firetv.py
     homeassistant/components/media_player/gpmdp.py
     homeassistant/components/media_player/itunes.py
@@ -188,6 +201,7 @@ omit =
     homeassistant/components/media_player/onkyo.py
     homeassistant/components/media_player/panasonic_viera.py
     homeassistant/components/media_player/pandora.py
+    homeassistant/components/media_player/philips_js.py
     homeassistant/components/media_player/pioneer.py
     homeassistant/components/media_player/plex.py
     homeassistant/components/media_player/roku.py
@@ -209,6 +223,7 @@ omit =
     homeassistant/components/notify/llamalab_automate.py
     homeassistant/components/notify/matrix.py
     homeassistant/components/notify/message_bird.py
+    homeassistant/components/notify/nfandroidtv.py
     homeassistant/components/notify/nma.py
     homeassistant/components/notify/pushbullet.py
     homeassistant/components/notify/pushetta.py
@@ -226,6 +241,7 @@ omit =
     homeassistant/components/notify/xmpp.py
     homeassistant/components/nuimo_controller.py
     homeassistant/components/openalpr.py
+    homeassistant/components/remote/harmony.py
     homeassistant/components/scene/hunterdouglas_powerview.py
     homeassistant/components/sensor/arest.py
     homeassistant/components/sensor/arwn.py
@@ -234,9 +250,12 @@ omit =
     homeassistant/components/sensor/bom.py
     homeassistant/components/sensor/coinmarketcap.py
     homeassistant/components/sensor/cpuspeed.py
+    homeassistant/components/sensor/cups.py
+    homeassistant/components/sensor/currencylayer.py
     homeassistant/components/sensor/darksky.py
     homeassistant/components/sensor/deutsche_bahn.py
     homeassistant/components/sensor/dht.py
+    homeassistant/components/sensor/dovado.py
     homeassistant/components/sensor/dte_energy_bridge.py
     homeassistant/components/sensor/efergy.py
     homeassistant/components/sensor/eliqonline.py
@@ -250,9 +269,11 @@ omit =
     homeassistant/components/sensor/gpsd.py
     homeassistant/components/sensor/gtfs.py
     homeassistant/components/sensor/haveibeenpwned.py
+    homeassistant/components/sensor/hddtemp.py
     homeassistant/components/sensor/hp_ilo.py
     homeassistant/components/sensor/imap.py
     homeassistant/components/sensor/imap_email_content.py
+    homeassistant/components/sensor/influxdb.py
     homeassistant/components/sensor/lastfm.py
     homeassistant/components/sensor/linux_battery.py
     homeassistant/components/sensor/loopenergy.py
@@ -260,6 +281,7 @@ omit =
     homeassistant/components/sensor/miflora.py
     homeassistant/components/sensor/mqtt_room.py
     homeassistant/components/sensor/neurio_energy.py
+    homeassistant/components/sensor/nut.py
     homeassistant/components/sensor/nzbget.py
     homeassistant/components/sensor/ohmconnect.py
     homeassistant/components/sensor/onewire.py
@@ -267,16 +289,18 @@ omit =
     homeassistant/components/sensor/openweathermap.py
     homeassistant/components/sensor/pi_hole.py
     homeassistant/components/sensor/plex.py
-    homeassistant/components/sensor/rest.py
+    homeassistant/components/sensor/pvoutput.py
     homeassistant/components/sensor/sabnzbd.py
     homeassistant/components/sensor/scrape.py
     homeassistant/components/sensor/serial_pm.py
     homeassistant/components/sensor/snmp.py
+    homeassistant/components/sensor/sonarr.py
     homeassistant/components/sensor/speedtest.py
     homeassistant/components/sensor/steam_online.py
     homeassistant/components/sensor/supervisord.py
     homeassistant/components/sensor/swiss_hydrological_data.py
     homeassistant/components/sensor/swiss_public_transport.py
+    homeassistant/components/sensor/synologydsm.py
     homeassistant/components/sensor/systemmonitor.py
     homeassistant/components/sensor/ted5000.py
     homeassistant/components/sensor/temper.py
@@ -286,31 +310,30 @@ omit =
     homeassistant/components/sensor/twitch.py
     homeassistant/components/sensor/uber.py
     homeassistant/components/sensor/vasttrafik.py
-    homeassistant/components/sensor/worldclock.py
+    homeassistant/components/sensor/waqi.py
     homeassistant/components/sensor/xbox_live.py
     homeassistant/components/sensor/yweather.py
+    homeassistant/components/sensor/waqi.py
     homeassistant/components/switch/acer_projector.py
     homeassistant/components/switch/anel_pwrctrl.py
     homeassistant/components/switch/arest.py
     homeassistant/components/switch/dlink.py
     homeassistant/components/switch/edimax.py
     homeassistant/components/switch/hikvisioncam.py
+    homeassistant/components/switch/hook.py
     homeassistant/components/switch/mystrom.py
-    homeassistant/components/switch/neato.py
     homeassistant/components/switch/netio.py
     homeassistant/components/switch/orvibo.py
+    homeassistant/components/switch/pilight.py
     homeassistant/components/switch/pulseaudio_loopback.py
     homeassistant/components/switch/rest.py
     homeassistant/components/switch/rpi_rf.py
     homeassistant/components/switch/tplink.py
     homeassistant/components/switch/transmission.py
     homeassistant/components/switch/wake_on_lan.py
-    homeassistant/components/thermostat/eq3btsmart.py
-    homeassistant/components/thermostat/heatmiser.py
-    homeassistant/components/thermostat/homematic.py
-    homeassistant/components/thermostat/proliphix.py
-    homeassistant/components/thermostat/radiotherm.py
+    homeassistant/components/thingspeak.py
     homeassistant/components/upnp.py
+    homeassistant/components/weather/openweathermap.py
     homeassistant/components/zeroconf.py
 
 

.gitignore

@@ -62,6 +62,7 @@ pip-log.txt
 .coverage
 .tox
 nosetests.xml
+htmlcov/
 
 # Translations
 *.mo

.hound.yml

@@ -0,0 +1,2 @@
+python:
+  enabled: true

.travis.yml

@@ -2,11 +2,11 @@ sudo: false
 matrix:
   fast_finish: true
   include:
-    - python: "3.4"
+    - python: "3.4.2"
       env: TOXENV=py34
-    - python: "3.4"
+    - python: "3.4.2"
       env: TOXENV=requirements
-    - python: "3.5"
+    - python: "3.4.2"
       env: TOXENV=lint
     - python: "3.5"
       env: TOXENV=typing

config/configuration.yaml.example

@@ -1,7 +1,7 @@
 homeassistant:
   # Omitted values in this section will be auto detected using freegeoip.io
 
-  # Location required to calculate the time the sun rises and sets.  
+  # Location required to calculate the time the sun rises and sets.
   # Coordinates are also used for location for weather related components.
   # Google Maps can be used to determine more precise GPS coordinates.
   latitude: 32.87336
@@ -43,12 +43,10 @@ device_tracker:
   username: admin
   password: PASSWORD
 
-chromecast:
-
 switch:
   platform: wemo
 
-thermostat:
+climate:
   platform: nest
   # Required: username and password that are used to login to the Nest thermostat.
   username: myemail@mydomain.com
@@ -79,7 +77,6 @@ group:
     entities:
       - group.awesome_people
       - group.climate
-
   kitchen:
     name: Kitchen
     entities:
@@ -92,52 +89,23 @@ group:
       - input_boolean.notify_home
       - camera.demo_camera
 
-example:
-
-simple_alarm:
-  # Which light/light group has to flash when a known device comes home
-  known_light: light.Bowl
-  # Which light/light group has to flash red when light turns on while no one home
-  unknown_light: group.living_room
-
 browser:
-
 keyboard:
 
 # https://home-assistant.io/getting-started/automation/
 automation:
-- alias: 'Rule 1 Light on in the evening'
-  trigger:
-    - platform: sun
+  - alias: Turn on light when sun sets
+    trigger:
+      platform: sun
       event: sunset
       offset: "-01:00:00"
-    - platform: state
+    condition:
+      condition: state
       entity_id: group.all_devices
-      state: home
-  condition:
-    - platform: state
-      entity_id: group.all_devices
-      state: home
-    - platform: time
-      after: "16:00:00"
-      before: "23:00:00"
-  action:
-    service: homeassistant.turn_on
-    entity_id: group.living_room
+      state: 'home'
+    action:
+      service: light.turn_on
 
-- alias: 'Rule 2 - Away Mode'
-  trigger:
-   - platform: state
-     entity_id: group.all_devices
-     state: 'not_home'
-
-  condition: use_trigger_values
-  action:
-     service: light.turn_off
-     entity_id: group.all_lights
-
-# Sensors need to be added into the configuration.yaml as sensor:, sensor 2:, sensor 3:, etc. 
-# Each sensor label should be unique or your sensors might not load correctly.
 # Another way to do is to collect all entries under one "sensor:"
 # sensor:
 #   - platform: mqtt
@@ -154,34 +122,30 @@ sensor:
       arg: '/'
     - type: 'disk_use_percent'
       arg: '/home'
-    - type: 'disk_use'
-      arg: '/home'
 
 sensor 2:
-  platform: forecast
-  api_key: <register on Forecast.io for your PRIVATE API>
-  monitored_conditions:
-    - summary
-    - precip_type
-    - precip_intensity
-    - temperature
+  platform: cpuspeed
 
 script:
-  # Turns on the bedroom lights and then the living room lights 1 minute later
   wakeup:
     alias: Wake Up
     sequence:
-      # alias is optional
+      - event: LOGBOOK_ENTRY
+        event_data:
+          name: Paulus
+          message: is waking up
+          entity_id: device_tracker.paulus
+          domain: light
       - alias: Bedroom lights on
-        execute_service: light.turn_on
-        service_data:
+        service: light.turn_on
+        data:
           entity_id: group.bedroom
+          brightness: 100
       - delay:
-          # supports seconds, milliseconds, minutes, hours, etc.
           minutes: 1
       - alias: Living room lights on
-        execute_service: light.turn_on
-        service_data:
+        service: light.turn_on
+        data:
           entity_id: group.living_room
 
 scene:

homeassistant/__main__.py

@@ -14,6 +14,7 @@ from homeassistant.const import (
     __version__,
     EVENT_HOMEASSISTANT_START,
     REQUIRED_PYTHON_VER,
+    REQUIRED_PYTHON_VER_WIN,
     RESTART_EXIT_CODE,
 )
 from homeassistant.util.async import run_callback_threadsafe
@@ -44,8 +45,7 @@ def monkey_patch_asyncio():
     See https://bugs.python.org/issue26617 for details of the Python
     bug.
     """
-    # pylint: disable=no-self-use, too-few-public-methods, protected-access
-    # pylint: disable=bare-except
+    # pylint: disable=no-self-use, protected-access, bare-except
     import asyncio.tasks
 
     class IgnoreCalls:
@@ -64,7 +64,12 @@ def monkey_patch_asyncio():
 
 def validate_python() -> None:
     """Validate we're running the right Python version."""
-    if sys.version_info[:3] < REQUIRED_PYTHON_VER:
+    if sys.platform == "win32" and \
+       sys.version_info[:3] < REQUIRED_PYTHON_VER_WIN:
+        print("Home Assistant requires at least Python {}.{}.{}".format(
+            *REQUIRED_PYTHON_VER_WIN))
+        sys.exit(1)
+    elif sys.version_info[:3] < REQUIRED_PYTHON_VER:
         print("Home Assistant requires at least Python {}.{}.{}".format(
             *REQUIRED_PYTHON_VER))
         sys.exit(1)

homeassistant/bootstrap.py

@@ -1,11 +1,10 @@
 """Provides methods to bootstrap a home assistant instance."""
-
+import asyncio
 import logging
 import logging.handlers
 import os
 import sys
-from collections import defaultdict
-from threading import RLock
+from collections import OrderedDict
 
 from types import ModuleType
 from typing import Any, Optional, Dict
@@ -19,6 +18,8 @@ import homeassistant.config as conf_util
 import homeassistant.core as core
 import homeassistant.loader as loader
 import homeassistant.util.package as pkg_util
+from homeassistant.util.async import (
+    run_coroutine_threadsafe, run_callback_threadsafe)
 from homeassistant.util.yaml import clear_secret_cache
 from homeassistant.const import EVENT_COMPONENT_LOADED, PLATFORM_FORMAT
 from homeassistant.exceptions import HomeAssistantError
@@ -26,37 +27,50 @@ from homeassistant.helpers import (
     event_decorators, service, config_per_platform, extract_domain_configs)
 
 _LOGGER = logging.getLogger(__name__)
-_SETUP_LOCK = RLock()
-_CURRENT_SETUP = []
 
 ATTR_COMPONENT = 'component'
 
 ERROR_LOG_FILENAME = 'home-assistant.log'
-_PERSISTENT_PLATFORMS = set()
-_PERSISTENT_VALIDATION = set()
+_PERSISTENT_ERRORS = {}
+HA_COMPONENT_URL = '[{}](https://home-assistant.io/components/{}/)'
 
 
 def setup_component(hass: core.HomeAssistant, domain: str,
                     config: Optional[Dict]=None) -> bool:
     """Setup a component and all its dependencies."""
+    return run_coroutine_threadsafe(
+        async_setup_component(hass, domain, config), loop=hass.loop).result()
+
+
+@asyncio.coroutine
+def async_setup_component(hass: core.HomeAssistant, domain: str,
+                          config: Optional[Dict]=None) -> bool:
+    """Setup a component and all its dependencies.
+
+    This method is a coroutine.
+    """
     if domain in hass.config.components:
         _LOGGER.debug('Component %s already set up.', domain)
         return True
 
-    _ensure_loader_prepared(hass)
+    if not loader.PREPARED:
+        yield from hass.loop.run_in_executor(None, loader.prepare, hass)
 
     if config is None:
-        config = defaultdict(dict)
+        config = {}
 
     components = loader.load_order_component(domain)
 
     # OrderedSet is empty if component or dependencies could not be resolved
     if not components:
+        _async_persistent_notification(hass, domain, True)
         return False
 
     for component in components:
-        if not _setup_component(hass, component, config):
+        res = yield from _async_setup_component(hass, component, config)
+        if not res:
             _LOGGER.error('Component %s failed to setup', component)
+            _async_persistent_notification(hass, component, True)
             return False
 
     return True
@@ -64,7 +78,10 @@ def setup_component(hass: core.HomeAssistant, domain: str,
 
 def _handle_requirements(hass: core.HomeAssistant, component,
                          name: str) -> bool:
-    """Install the requirements for a component."""
+    """Install the requirements for a component.
+
+    This method needs to run in an executor.
+    """
     if hass.config.skip_pip or not hasattr(component, 'REQUIREMENTS'):
         return True
 
@@ -72,70 +89,109 @@ def _handle_requirements(hass: core.HomeAssistant, component,
         if not pkg_util.install_package(req, target=hass.config.path('deps')):
             _LOGGER.error('Not initializing %s because could not install '
                           'dependency %s', name, req)
+            _async_persistent_notification(hass, name)
             return False
 
     return True
 
 
-def _setup_component(hass: core.HomeAssistant, domain: str, config) -> bool:
-    """Setup a component for Home Assistant."""
-    # pylint: disable=too-many-return-statements,too-many-branches
-    # pylint: disable=too-many-statements
+@asyncio.coroutine
+def _async_setup_component(hass: core.HomeAssistant,
+                           domain: str, config) -> bool:
+    """Setup a component for Home Assistant.
+
+    This method is a coroutine.
+    """
+    # pylint: disable=too-many-return-statements
     if domain in hass.config.components:
         return True
 
-    with _SETUP_LOCK:
-        # It might have been loaded while waiting for lock
-        if domain in hass.config.components:
-            return True
+    setup_lock = hass.data.get('setup_lock')
+    if setup_lock is None:
+        setup_lock = hass.data['setup_lock'] = asyncio.Lock(loop=hass.loop)
 
-        if domain in _CURRENT_SETUP:
-            _LOGGER.error('Attempt made to setup %s during setup of %s',
-                          domain, domain)
-            return False
+    setup_progress = hass.data.get('setup_progress')
+    if setup_progress is None:
+        setup_progress = hass.data['setup_progress'] = []
 
-        config = prepare_setup_component(hass, config, domain)
+    if domain in setup_progress:
+        _LOGGER.error('Attempt made to setup %s during setup of %s',
+                      domain, domain)
+        _async_persistent_notification(hass, domain, True)
+        return False
+
+    try:
+        # Used to indicate to discovery that a setup is ongoing and allow it
+        # to wait till it is done.
+        did_lock = False
+        if not setup_lock.locked():
+            yield from setup_lock.acquire()
+            did_lock = True
+
+        setup_progress.append(domain)
+        config = yield from async_prepare_setup_component(hass, config, domain)
 
         if config is None:
             return False
 
         component = loader.get_component(domain)
-        _CURRENT_SETUP.append(domain)
+        if component is None:
+            _async_persistent_notification(hass, domain)
+            return False
+
+        async_comp = hasattr(component, 'async_setup')
 
         try:
-            result = component.setup(hass, config)
-            if result is False:
-                _LOGGER.error('component %s failed to initialize', domain)
-                return False
-            elif result is not True:
-                _LOGGER.error('component %s did not return boolean if setup '
-                              'was successful. Disabling component.', domain)
-                loader.set_component(domain, None)
-                return False
+            _LOGGER.info("Setting up %s", domain)
+            if async_comp:
+                result = yield from component.async_setup(hass, config)
+            else:
+                result = yield from hass.loop.run_in_executor(
+                    None, component.setup, hass, config)
         except Exception:  # pylint: disable=broad-except
             _LOGGER.exception('Error during setup of component %s', domain)
+            _async_persistent_notification(hass, domain, True)
+            return False
+
+        if result is False:
+            _LOGGER.error('component %s failed to initialize', domain)
+            _async_persistent_notification(hass, domain, True)
+            return False
+        elif result is not True:
+            _LOGGER.error('component %s did not return boolean if setup '
+                          'was successful. Disabling component.', domain)
+            _async_persistent_notification(hass, domain, True)
+            loader.set_component(domain, None)
             return False
-        finally:
-            _CURRENT_SETUP.remove(domain)
 
         hass.config.components.append(component.DOMAIN)
 
-        # Assumption: if a component does not depend on groups
-        # it communicates with devices
-        if 'group' not in getattr(component, 'DEPENDENCIES', []) and \
-           hass.pool.worker_count <= 10:
-            hass.pool.add_worker()
-
-        hass.bus.fire(
+        hass.bus.async_fire(
             EVENT_COMPONENT_LOADED, {ATTR_COMPONENT: component.DOMAIN}
         )
 
         return True
+    finally:
+        setup_progress.remove(domain)
+        if did_lock:
+            setup_lock.release()
 
 
 def prepare_setup_component(hass: core.HomeAssistant, config: dict,
                             domain: str):
     """Prepare setup of a component and return processed config."""
+    return run_coroutine_threadsafe(
+        async_prepare_setup_component(hass, config, domain), loop=hass.loop
+    ).result()
+
+
+@asyncio.coroutine
+def async_prepare_setup_component(hass: core.HomeAssistant, config: dict,
+                                  domain: str):
+    """Prepare setup of a component and return processed config.
+
+    This method is a coroutine.
+    """
     # pylint: disable=too-many-return-statements
     component = loader.get_component(domain)
     missing_deps = [dep for dep in getattr(component, 'DEPENDENCIES', [])
@@ -151,7 +207,7 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
         try:
             config = component.CONFIG_SCHEMA(config)
         except vol.Invalid as ex:
-            log_exception(ex, domain, config, hass)
+            async_log_exception(ex, domain, config, hass)
             return None
 
     elif hasattr(component, 'PLATFORM_SCHEMA'):
@@ -161,7 +217,7 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
             try:
                 p_validated = component.PLATFORM_SCHEMA(p_config)
             except vol.Invalid as ex:
-                log_exception(ex, domain, config, hass)
+                async_log_exception(ex, domain, config, hass)
                 continue
 
             # Not all platform components follow same pattern for platforms
@@ -171,8 +227,8 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
                 platforms.append(p_validated)
                 continue
 
-            platform = prepare_setup_platform(hass, config, domain,
-                                              p_name)
+            platform = yield from async_prepare_setup_platform(
+                hass, config, domain, p_name)
 
             if platform is None:
                 continue
@@ -180,10 +236,11 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
             # Validate platform specific schema
             if hasattr(platform, 'PLATFORM_SCHEMA'):
                 try:
+                    # pylint: disable=no-member
                     p_validated = platform.PLATFORM_SCHEMA(p_validated)
                 except vol.Invalid as ex:
-                    log_exception(ex, '{}.{}'.format(domain, p_name),
-                                  p_validated, hass)
+                    async_log_exception(ex, '{}.{}'.format(domain, p_name),
+                                        p_validated, hass)
                     continue
 
             platforms.append(p_validated)
@@ -195,7 +252,9 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
                   if key not in filter_keys}
         config[domain] = platforms
 
-    if not _handle_requirements(hass, component, domain):
+    res = yield from hass.loop.run_in_executor(
+        None, _handle_requirements, hass, component, domain)
+    if not res:
         return None
 
     return config
@@ -204,7 +263,22 @@ def prepare_setup_component(hass: core.HomeAssistant, config: dict,
 def prepare_setup_platform(hass: core.HomeAssistant, config, domain: str,
                            platform_name: str) -> Optional[ModuleType]:
     """Load a platform and makes sure dependencies are setup."""
-    _ensure_loader_prepared(hass)
+    return run_coroutine_threadsafe(
+        async_prepare_setup_platform(hass, config, domain, platform_name),
+        loop=hass.loop
+    ).result()
+
+
+@asyncio.coroutine
+def async_prepare_setup_platform(hass: core.HomeAssistant, config, domain: str,
+                                 platform_name: str) \
+                                 -> Optional[ModuleType]:
+    """Load a platform and makes sure dependencies are setup.
+
+    This method is a coroutine.
+    """
+    if not loader.PREPARED:
+        yield from hass.loop.run_in_executor(None, loader.prepare, hass)
 
     platform_path = PLATFORM_FORMAT.format(domain, platform_name)
 
@@ -213,13 +287,7 @@ def prepare_setup_platform(hass: core.HomeAssistant, config, domain: str,
     # Not found
     if platform is None:
         _LOGGER.error('Unable to find platform %s', platform_path)
-
-        _PERSISTENT_PLATFORMS.add(platform_path)
-        message = ('Unable to find the following platforms: ' +
-                   ', '.join(list(_PERSISTENT_PLATFORMS)) +
-                   '(please check your configuration)')
-        persistent_notification.create(
-            hass, message, 'Invalid platforms', 'platform_errors')
+        _async_persistent_notification(hass, platform_path)
         return None
 
     # Already loaded
@@ -228,20 +296,23 @@ def prepare_setup_platform(hass: core.HomeAssistant, config, domain: str,
 
     # Load dependencies
     for component in getattr(platform, 'DEPENDENCIES', []):
-        if not setup_component(hass, component, config):
+        res = yield from async_setup_component(hass, component, config)
+        if not res:
             _LOGGER.error(
                 'Unable to prepare setup for platform %s because '
                 'dependency %s could not be initialized', platform_path,
                 component)
+            _async_persistent_notification(hass, platform_path, True)
             return None
 
-    if not _handle_requirements(hass, platform, platform_path):
+    res = yield from hass.loop.run_in_executor(
+        None, _handle_requirements, hass, platform, platform_path)
+    if not res:
         return None
 
     return platform
 
 
-# pylint: disable=too-many-branches, too-many-statements, too-many-arguments
 def from_config_dict(config: Dict[str, Any],
                      hass: Optional[core.HomeAssistant]=None,
                      config_dir: Optional[str]=None,
@@ -261,15 +332,56 @@ def from_config_dict(config: Dict[str, Any],
             hass.config.config_dir = config_dir
             mount_local_lib_path(config_dir)
 
+    @asyncio.coroutine
+    def _async_init_from_config_dict(future):
+        try:
+            re_hass = yield from async_from_config_dict(
+                config, hass, config_dir, enable_log, verbose, skip_pip,
+                log_rotate_days)
+            future.set_result(re_hass)
+        # pylint: disable=broad-except
+        except Exception as exc:
+            future.set_exception(exc)
+
+    # run task
+    future = asyncio.Future(loop=hass.loop)
+    hass.async_add_job(_async_init_from_config_dict(future))
+    hass.loop.run_until_complete(future)
+
+    return future.result()
+
+
+@asyncio.coroutine
+def async_from_config_dict(config: Dict[str, Any],
+                           hass: core.HomeAssistant,
+                           config_dir: Optional[str]=None,
+                           enable_log: bool=True,
+                           verbose: bool=False,
+                           skip_pip: bool=False,
+                           log_rotate_days: Any=None) \
+                           -> Optional[core.HomeAssistant]:
+    """Try to configure Home Assistant from a config dict.
+
+    Dynamically loads required components and its dependencies.
+    This method is a coroutine.
+    """
+    hass.async_track_tasks()
+    setup_lock = hass.data.get('setup_lock')
+    if setup_lock is None:
+        setup_lock = hass.data['setup_lock'] = asyncio.Lock(loop=hass.loop)
+
+    yield from setup_lock.acquire()
+
     core_config = config.get(core.DOMAIN, {})
 
     try:
-        conf_util.process_ha_core_config(hass, core_config)
+        yield from conf_util.async_process_ha_core_config(hass, core_config)
     except vol.Invalid as ex:
-        log_exception(ex, 'homeassistant', core_config, hass)
+        async_log_exception(ex, 'homeassistant', core_config, hass)
         return None
 
-    conf_util.process_ha_config_upgrade(hass)
+    yield from hass.loop.run_in_executor(
+        None, conf_util.process_ha_config_upgrade, hass)
 
     if enable_log:
         enable_logging(hass, verbose, log_rotate_days)
@@ -279,41 +391,44 @@ def from_config_dict(config: Dict[str, Any],
         _LOGGER.warning('Skipping pip installation of required modules. '
                         'This may cause issues.')
 
-    _ensure_loader_prepared(hass)
+    if not loader.PREPARED:
+        yield from hass.loop.run_in_executor(None, loader.prepare, hass)
 
     # Make a copy because we are mutating it.
-    # Convert it to defaultdict so components can always have config dict
+    # Use OrderedDict in case original one was one.
     # Convert values to dictionaries if they are None
-    config = defaultdict(
-        dict, {key: value or {} for key, value in config.items()})
+    new_config = OrderedDict()
+    for key, value in config.items():
+        new_config[key] = value or {}
+    config = new_config
 
     # Filter out the repeating and common config section [homeassistant]
     components = set(key.split(' ')[0] for key in config.keys()
                      if key != core.DOMAIN)
 
-    # Setup in a thread to avoid blocking
-    def component_setup():
-        """Set up a component."""
-        if not core_components.setup(hass, config):
-            _LOGGER.error('Home Assistant core failed to initialize. '
-                          'Further initialization aborted.')
-            return hass
+    # setup components
+    # pylint: disable=not-an-iterable
+    res = yield from core_components.async_setup(hass, config)
+    if not res:
+        _LOGGER.error('Home Assistant core failed to initialize. '
+                      'Further initialization aborted.')
+        return hass
 
-        persistent_notification.setup(hass, config)
+    yield from persistent_notification.async_setup(hass, config)
 
-        _LOGGER.info('Home Assistant core initialized')
+    _LOGGER.info('Home Assistant core initialized')
 
-        # Give event decorators access to HASS
-        event_decorators.HASS = hass
-        service.HASS = hass
+    # Give event decorators access to HASS
+    event_decorators.HASS = hass
+    service.HASS = hass
 
-        # Setup the components
-        for domain in loader.load_order_components(components):
-            _setup_component(hass, domain, config)
+    # Setup the components
+    for domain in loader.load_order_components(components):
+        yield from _async_setup_component(hass, domain, config)
 
-    hass.loop.run_until_complete(
-        hass.loop.run_in_executor(None, component_setup)
-    )
+    setup_lock.release()
+
+    yield from hass.async_stop_track_tasks()
 
     return hass
 
@@ -331,27 +446,62 @@ def from_config_file(config_path: str,
     if hass is None:
         hass = core.HomeAssistant()
 
+    @asyncio.coroutine
+    def _async_init_from_config_file(future):
+        try:
+            re_hass = yield from async_from_config_file(
+                config_path, hass, verbose, skip_pip, log_rotate_days)
+            future.set_result(re_hass)
+        # pylint: disable=broad-except
+        except Exception as exc:
+            future.set_exception(exc)
+
+    # run task
+    future = asyncio.Future(loop=hass.loop)
+    hass.loop.create_task(_async_init_from_config_file(future))
+    hass.loop.run_until_complete(future)
+
+    return future.result()
+
+
+@asyncio.coroutine
+def async_from_config_file(config_path: str,
+                           hass: core.HomeAssistant,
+                           verbose: bool=False,
+                           skip_pip: bool=True,
+                           log_rotate_days: Any=None):
+    """Read the configuration file and try to start all the functionality.
+
+    Will add functionality to 'hass' parameter.
+    This method is a coroutine.
+    """
     # Set config dir to directory holding config file
     config_dir = os.path.abspath(os.path.dirname(config_path))
     hass.config.config_dir = config_dir
-    mount_local_lib_path(config_dir)
+    yield from hass.loop.run_in_executor(
+        None, mount_local_lib_path, config_dir)
 
     enable_logging(hass, verbose, log_rotate_days)
 
     try:
-        config_dict = conf_util.load_yaml_config_file(config_path)
+        config_dict = yield from hass.loop.run_in_executor(
+            None, conf_util.load_yaml_config_file, config_path)
     except HomeAssistantError:
         return None
     finally:
         clear_secret_cache()
 
-    return from_config_dict(config_dict, hass, enable_log=False,
-                            skip_pip=skip_pip)
+    hass = yield from async_from_config_dict(
+        config_dict, hass, enable_log=False, skip_pip=skip_pip)
+    return hass
 
 
 def enable_logging(hass: core.HomeAssistant, verbose: bool=False,
                    log_rotate_days=None) -> None:
-    """Setup the logging."""
+    """Setup the logging.
+
+    Async friendly.
+    """
     logging.basicConfig(level=logging.INFO)
     fmt = ("%(log_color)s%(asctime)s %(levelname)s (%(threadName)s) "
            "[%(name)s] %(message)s%(reset)s")
@@ -359,6 +509,7 @@ def enable_logging(hass: core.HomeAssistant, verbose: bool=False,
     # suppress overly verbose logs from libraries that aren't helpful
     logging.getLogger("requests").setLevel(logging.WARNING)
     logging.getLogger("urllib3").setLevel(logging.WARNING)
+    logging.getLogger("aiohttp.access").setLevel(logging.WARNING)
 
     try:
         from colorlog import ColoredFormatter
@@ -406,43 +557,62 @@ def enable_logging(hass: core.HomeAssistant, verbose: bool=False,
             'Unable to setup error log %s (access denied)', err_log_path)
 
 
-def _ensure_loader_prepared(hass: core.HomeAssistant) -> None:
-    """Ensure Home Assistant loader is prepared."""
-    if not loader.PREPARED:
-        loader.prepare(hass)
-
-
-def log_exception(ex, domain, config, hass=None):
+def log_exception(ex, domain, config, hass):
     """Generate log exception for config validation."""
+    run_callback_threadsafe(
+        hass.loop, async_log_exception, ex, domain, config, hass).result()
+
+
+@core.callback
+def _async_persistent_notification(hass: core.HomeAssistant, component: str,
+                                   link: Optional[bool]=False):
+    """Print a persistent notification.
+
+    This method must be run in the event loop.
+    """
+    _PERSISTENT_ERRORS[component] = _PERSISTENT_ERRORS.get(component) or link
+    _lst = [HA_COMPONENT_URL.format(name.replace('_', '-'), name)
+            if link else name for name, link in _PERSISTENT_ERRORS.items()]
+    message = ('The following components and platforms could not be set up:\n'
+               '* ' + '\n* '.join(list(_lst)) + '\nPlease check your config')
+    persistent_notification.async_create(
+        hass, message, 'Invalid config', 'invalid_config')
+
+
+@core.callback
+def async_log_exception(ex, domain, config, hass):
+    """Generate log exception for config validation.
+
+    This method must be run in the event loop.
+    """
     message = 'Invalid config for [{}]: '.format(domain)
     if hass is not None:
-        _PERSISTENT_VALIDATION.add(domain)
-        message = ('The following platforms contain invalid configuration:  ' +
-                   ', '.join(list(_PERSISTENT_VALIDATION)) +
-                   '  (please check your configuration)')
-        persistent_notification.create(
-            hass, message, 'Invalid config', 'invalid_config')
+        _async_persistent_notification(hass, domain, True)
 
     if 'extra keys not allowed' in ex.error_message:
         message += '[{}] is an invalid option for [{}]. Check: {}->{}.'\
                    .format(ex.path[-1], domain, domain,
-                           '->'.join('%s' % m for m in ex.path))
+                           '->'.join(str(m) for m in ex.path))
     else:
         message += '{}.'.format(humanize_error(config, ex))
 
-    if hasattr(config, '__line__'):
-        message += " (See {}:{})".format(
-            config.__config_file__, config.__line__ or '?')
+    domain_config = config.get(domain, config)
+    message += " (See {}:{}). ".format(
+        getattr(domain_config, '__config_file__', '?'),
+        getattr(domain_config, '__line__', '?'))
 
     if domain != 'homeassistant':
-        message += (' Please check the docs at '
+        message += ('Please check the docs at '
                     'https://home-assistant.io/components/{}/'.format(domain))
 
     _LOGGER.error(message)
 
 
 def mount_local_lib_path(config_dir: str) -> str:
-    """Add local library to Python Path."""
+    """Add local library to Python Path.
+
+    Async friendly.
+    """
     deps_dir = os.path.join(config_dir, 'deps')
     if deps_dir not in sys.path:
         sys.path.insert(0, os.path.join(config_dir, 'deps'))

homeassistant/components/__init__.py

@@ -7,6 +7,7 @@ Component design guidelines:
   format "<DOMAIN>.<OBJECT_ID>".
 - Each component should publish services only under its own domain.
 """
+import asyncio
 import itertools as it
 import logging
 
@@ -79,8 +80,10 @@ def reload_core_config(hass):
     hass.services.call(ha.DOMAIN, SERVICE_RELOAD_CORE_CONFIG)
 
 
-def setup(hass, config):
+@asyncio.coroutine
+def async_setup(hass, config):
     """Setup general services related to Home Assistant."""
+    @asyncio.coroutine
     def handle_turn_service(service):
         """Method to handle calls to homeassistant.turn_on/off."""
         entity_ids = extract_entity_ids(hass, service)
@@ -96,6 +99,8 @@ def setup(hass, config):
         by_domain = it.groupby(sorted(entity_ids),
                                lambda item: ha.split_entity_id(item)[0])
 
+        tasks = []
+
         for domain, ent_ids in by_domain:
             # We want to block for all calls and only return when all calls
             # have been processed. If a service does not exist it causes a 10
@@ -111,27 +116,34 @@ def setup(hass, config):
             # ent_ids is a generator, convert it to a list.
             data[ATTR_ENTITY_ID] = list(ent_ids)
 
-            hass.services.call(domain, service.service, data, blocking)
+            tasks.append(hass.services.async_call(
+                domain, service.service, data, blocking))
 
-    hass.services.register(ha.DOMAIN, SERVICE_TURN_OFF, handle_turn_service)
-    hass.services.register(ha.DOMAIN, SERVICE_TURN_ON, handle_turn_service)
-    hass.services.register(ha.DOMAIN, SERVICE_TOGGLE, handle_turn_service)
+        yield from asyncio.wait(tasks, loop=hass.loop)
 
+    hass.services.async_register(
+        ha.DOMAIN, SERVICE_TURN_OFF, handle_turn_service)
+    hass.services.async_register(
+        ha.DOMAIN, SERVICE_TURN_ON, handle_turn_service)
+    hass.services.async_register(
+        ha.DOMAIN, SERVICE_TOGGLE, handle_turn_service)
+
+    @asyncio.coroutine
     def handle_reload_config(call):
         """Service handler for reloading core config."""
         from homeassistant.exceptions import HomeAssistantError
         from homeassistant import config as conf_util
 
         try:
-            path = conf_util.find_config_file(hass.config.config_dir)
-            conf = conf_util.load_yaml_config_file(path)
+            conf = yield from conf_util.async_hass_config_yaml(hass)
         except HomeAssistantError as err:
             _LOGGER.error(err)
             return
 
-        conf_util.process_ha_core_config(hass, conf.get(ha.DOMAIN) or {})
+        yield from conf_util.async_process_ha_core_config(
+            hass, conf.get(ha.DOMAIN) or {})
 
-    hass.services.register(ha.DOMAIN, SERVICE_RELOAD_CORE_CONFIG,
-                           handle_reload_config)
+    hass.services.async_register(
+        ha.DOMAIN, SERVICE_RELOAD_CORE_CONFIG, handle_reload_config)
 
     return True

homeassistant/components/alarm_control_panel/alarmdotcom.py

@@ -39,11 +39,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     username = config.get(CONF_USERNAME)
     password = config.get(CONF_PASSWORD)
 
-    add_devices([AlarmDotCom(hass, name, code, username, password)])
+    add_devices([AlarmDotCom(hass, name, code, username, password)], True)
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
-# pylint: disable=abstract-method
 class AlarmDotCom(alarm.AlarmControlPanel):
     """Represent an Alarm.com status."""
 
@@ -56,12 +54,17 @@ class AlarmDotCom(alarm.AlarmControlPanel):
         self._code = str(code) if code else None
         self._username = username
         self._password = password
+        self._state = STATE_UNKNOWN
 
     @property
     def should_poll(self):
         """No polling needed."""
         return True
 
+    def update(self):
+        """Fetch the latest state."""
+        self._state = self._alarm.state
+
     @property
     def name(self):
         """Return the name of the alarm."""
@@ -75,11 +78,11 @@ class AlarmDotCom(alarm.AlarmControlPanel):
     @property
     def state(self):
         """Return the state of the device."""
-        if self._alarm.state == 'Disarmed':
+        if self._state == 'Disarmed':
             return STATE_ALARM_DISARMED
-        elif self._alarm.state == 'Armed Stay':
+        elif self._state == 'Armed Stay':
             return STATE_ALARM_ARMED_HOME
-        elif self._alarm.state == 'Armed Away':
+        elif self._state == 'Armed Away':
             return STATE_ALARM_ARMED_AWAY
         else:
             return STATE_UNKNOWN

homeassistant/components/alarm_control_panel/concord232.py

@@ -4,23 +4,19 @@ Support for Concord232 alarm control panels.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/alarm_control_panel.concord232/
 """
-
 import datetime
-
 import logging
 
+import requests
+import voluptuous as vol
+
 import homeassistant.components.alarm_control_panel as alarm
 from homeassistant.components.alarm_control_panel import PLATFORM_SCHEMA
 from homeassistant.const import (
-    CONF_HOST, CONF_NAME, CONF_PORT,
-    STATE_ALARM_ARMED_AWAY, STATE_ALARM_ARMED_HOME,
-    STATE_ALARM_DISARMED, STATE_UNKNOWN)
+    CONF_HOST, CONF_NAME, CONF_PORT, STATE_ALARM_ARMED_AWAY,
+    STATE_ALARM_ARMED_HOME, STATE_ALARM_DISARMED, STATE_UNKNOWN)
 import homeassistant.helpers.config_validation as cv
 
-import requests
-
-import voluptuous as vol
-
 REQUIREMENTS = ['concord232==0.14']
 
 _LOGGER = logging.getLogger(__name__)
@@ -29,17 +25,17 @@ DEFAULT_HOST = 'localhost'
 DEFAULT_NAME = 'CONCORD232'
 DEFAULT_PORT = 5007
 
+SCAN_INTERVAL = 1
+
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
     vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
     vol.Optional(CONF_HOST, default=DEFAULT_HOST): cv.string,
 })
 
-SCAN_INTERVAL = 1
-
 
 def setup_platform(hass, config, add_devices, discovery_info=None):
-    """Setup concord232 platform."""
+    """Set up the Concord232 alarm control panel platform."""
     name = config.get(CONF_NAME)
     host = config.get(CONF_HOST)
     port = config.get(CONF_PORT)
@@ -49,7 +45,7 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     try:
         add_devices([Concord232Alarm(hass, url, name)])
     except requests.exceptions.ConnectionError as ex:
-        _LOGGER.error('Unable to connect to Concord232: %s', str(ex))
+        _LOGGER.error("Unable to connect to Concord232: %s", str(ex))
         return False
 
 
@@ -57,7 +53,7 @@ class Concord232Alarm(alarm.AlarmControlPanel):
     """Represents the Concord232-based alarm panel."""
 
     def __init__(self, hass, url, name):
-        """Initalize the concord232 alarm panel."""
+        """Initialize the Concord232 alarm panel."""
         from concord232 import client as concord232_client
 
         self._state = STATE_UNKNOWN
@@ -68,7 +64,7 @@ class Concord232Alarm(alarm.AlarmControlPanel):
         try:
             client = concord232_client.Client(self._url)
         except requests.exceptions.ConnectionError as ex:
-            _LOGGER.error('Unable to connect to Concord232: %s', str(ex))
+            _LOGGER.error("Unable to connect to Concord232: %s", str(ex))
 
         self._alarm = client
         self._alarm.partitions = self._alarm.list_partitions()
@@ -100,16 +96,16 @@ class Concord232Alarm(alarm.AlarmControlPanel):
         try:
             part = self._alarm.list_partitions()[0]
         except requests.exceptions.ConnectionError as ex:
-            _LOGGER.error('Unable to connect to %(host)s: %(reason)s',
+            _LOGGER.error("Unable to connect to %(host)s: %(reason)s",
                           dict(host=self._url, reason=ex))
             newstate = STATE_UNKNOWN
         except IndexError:
-            _LOGGER.error('concord232 reports no partitions')
+            _LOGGER.error("Concord232 reports no partitions")
             newstate = STATE_UNKNOWN
 
-        if part['arming_level'] == "Off":
+        if part['arming_level'] == 'Off':
             newstate = STATE_ALARM_DISARMED
-        elif "Home" in part['arming_level']:
+        elif 'Home' in part['arming_level']:
             newstate = STATE_ALARM_ARMED_HOME
         else:
             newstate = STATE_ALARM_ARMED_AWAY

homeassistant/components/alarm_control_panel/envisalink.py

@@ -4,26 +4,48 @@ Support for Envisalink-based alarm control panels (Honeywell/DSC).
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/alarm_control_panel.envisalink/
 """
+from os import path
 import logging
+import voluptuous as vol
+
 import homeassistant.components.alarm_control_panel as alarm
-from homeassistant.components.envisalink import (EVL_CONTROLLER,
-                                                 EnvisalinkDevice,
-                                                 PARTITION_SCHEMA,
-                                                 CONF_CODE,
-                                                 CONF_PANIC,
-                                                 CONF_PARTITIONNAME,
-                                                 SIGNAL_PARTITION_UPDATE,
-                                                 SIGNAL_KEYPAD_UPDATE)
+import homeassistant.helpers.config_validation as cv
+from homeassistant.config import load_yaml_config_file
+from homeassistant.components.envisalink import (
+    EVL_CONTROLLER, EnvisalinkDevice, PARTITION_SCHEMA, CONF_CODE, CONF_PANIC,
+    CONF_PARTITIONNAME, SIGNAL_PARTITION_UPDATE, SIGNAL_KEYPAD_UPDATE)
 from homeassistant.const import (
     STATE_ALARM_ARMED_AWAY, STATE_ALARM_ARMED_HOME, STATE_ALARM_DISARMED,
-    STATE_UNKNOWN, STATE_ALARM_TRIGGERED)
+    STATE_UNKNOWN, STATE_ALARM_TRIGGERED, STATE_ALARM_PENDING, ATTR_ENTITY_ID)
+
+_LOGGER = logging.getLogger(__name__)
 
 DEPENDENCIES = ['envisalink']
-_LOGGER = logging.getLogger(__name__)
+
+DEVICES = []
+
+SERVICE_ALARM_KEYPRESS = 'envisalink_alarm_keypress'
+ATTR_KEYPRESS = 'keypress'
+ALARM_KEYPRESS_SCHEMA = vol.Schema({
+    vol.Required(ATTR_ENTITY_ID): cv.entity_ids,
+    vol.Required(ATTR_KEYPRESS): cv.string
+})
+
+
+def alarm_keypress_handler(service):
+    """Map services to methods on Alarm."""
+    entity_ids = service.data.get(ATTR_ENTITY_ID)
+    keypress = service.data.get(ATTR_KEYPRESS)
+
+    _target_devices = [device for device in DEVICES
+                       if device.entity_id in entity_ids]
+
+    for device in _target_devices:
+        EnvisalinkAlarm.alarm_keypress(device, keypress)
 
 
 # pylint: disable=unused-argument
-def setup_platform(hass, config, add_devices_callback, discovery_info=None):
+def setup_platform(hass, config, add_devices, discovery_info=None):
     """Perform the setup for Envisalink alarm panels."""
     _configured_partitions = discovery_info['partitions']
     _code = discovery_info[CONF_CODE]
@@ -38,30 +60,39 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
             _panic_type,
             EVL_CONTROLLER.alarm_state['partition'][part_num],
             EVL_CONTROLLER)
-        add_devices_callback([_device])
+        DEVICES.append(_device)
 
+    add_devices(DEVICES)
+
+    # Register Envisalink specific services
+    descriptions = load_yaml_config_file(
+        path.join(path.dirname(__file__), 'services.yaml'))
+
+    hass.services.register(alarm.DOMAIN, SERVICE_ALARM_KEYPRESS,
+                           alarm_keypress_handler,
+                           descriptions.get(SERVICE_ALARM_KEYPRESS),
+                           schema=ALARM_KEYPRESS_SCHEMA)
     return True
 
 
 class EnvisalinkAlarm(EnvisalinkDevice, alarm.AlarmControlPanel):
-    """Represents the Envisalink-based alarm panel."""
+    """Representation of an Envisalink-based alarm panel."""
 
-    # pylint: disable=too-many-arguments
-    def __init__(self, partition_number, alarm_name,
-                 code, panic_type, info, controller):
+    def __init__(self, partition_number, alarm_name, code, panic_type, info,
+                 controller):
         """Initialize the alarm panel."""
         from pydispatch import dispatcher
         self._partition_number = partition_number
         self._code = code
         self._panic_type = panic_type
-        _LOGGER.debug('Setting up alarm: ' + alarm_name)
+        _LOGGER.debug("Setting up alarm: %s", alarm_name)
         EnvisalinkDevice.__init__(self, alarm_name, info, controller)
-        dispatcher.connect(self._update_callback,
-                           signal=SIGNAL_PARTITION_UPDATE,
-                           sender=dispatcher.Any)
-        dispatcher.connect(self._update_callback,
-                           signal=SIGNAL_KEYPAD_UPDATE,
-                           sender=dispatcher.Any)
+        dispatcher.connect(
+            self._update_callback, signal=SIGNAL_PARTITION_UPDATE,
+            sender=dispatcher.Any)
+        dispatcher.connect(
+            self._update_callback, signal=SIGNAL_KEYPAD_UPDATE,
+            sender=dispatcher.Any)
 
     def _update_callback(self, partition):
         """Update HA state, if needed."""
@@ -70,42 +101,64 @@ class EnvisalinkAlarm(EnvisalinkDevice, alarm.AlarmControlPanel):
 
     @property
     def code_format(self):
-        """The characters if code is defined."""
-        return self._code
+        """Regex for code format or None if no code is required."""
+        if self._code:
+            return None
+        else:
+            return '^\\d{4,6}$'
 
     @property
     def state(self):
         """Return the state of the device."""
+        state = STATE_UNKNOWN
+
         if self._info['status']['alarm']:
-            return STATE_ALARM_TRIGGERED
+            state = STATE_ALARM_TRIGGERED
         elif self._info['status']['armed_away']:
-            return STATE_ALARM_ARMED_AWAY
+            state = STATE_ALARM_ARMED_AWAY
         elif self._info['status']['armed_stay']:
-            return STATE_ALARM_ARMED_HOME
+            state = STATE_ALARM_ARMED_HOME
+        elif self._info['status']['exit_delay']:
+            state = STATE_ALARM_PENDING
+        elif self._info['status']['entry_delay']:
+            state = STATE_ALARM_PENDING
         elif self._info['status']['alpha']:
-            return STATE_ALARM_DISARMED
-        else:
-            return STATE_UNKNOWN
+            state = STATE_ALARM_DISARMED
+        return state
 
     def alarm_disarm(self, code=None):
         """Send disarm command."""
-        if self._code:
+        if code:
             EVL_CONTROLLER.disarm_partition(str(code),
                                             self._partition_number)
+        else:
+            EVL_CONTROLLER.disarm_partition(str(self._code),
+                                            self._partition_number)
 
     def alarm_arm_home(self, code=None):
         """Send arm home command."""
-        if self._code:
+        if code:
             EVL_CONTROLLER.arm_stay_partition(str(code),
                                               self._partition_number)
+        else:
+            EVL_CONTROLLER.arm_stay_partition(str(self._code),
+                                              self._partition_number)
 
     def alarm_arm_away(self, code=None):
         """Send arm away command."""
-        if self._code:
+        if code:
             EVL_CONTROLLER.arm_away_partition(str(code),
                                               self._partition_number)
+        else:
+            EVL_CONTROLLER.arm_away_partition(str(self._code),
+                                              self._partition_number)
 
     def alarm_trigger(self, code=None):
         """Alarm trigger command. Will be used to trigger a panic alarm."""
-        if self._code:
-            EVL_CONTROLLER.panic_alarm(self._panic_type)
+        EVL_CONTROLLER.panic_alarm(self._panic_type)
+
+    def alarm_keypress(self, keypress=None):
+        """Send custom keypress."""
+        if keypress:
+            EVL_CONTROLLER.keypresses_to_partition(self._partition_number,
+                                                   keypress)

homeassistant/components/alarm_control_panel/manual.py

@@ -50,8 +50,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         )])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
-# pylint: disable=abstract-method
 class ManualAlarm(alarm.AlarmControlPanel):
     """
     Represents an alarm status.
@@ -131,7 +129,7 @@ class ManualAlarm(alarm.AlarmControlPanel):
 
         if self._pending_time:
             track_point_in_time(
-                self._hass, self.update_ha_state,
+                self._hass, self.async_update_ha_state,
                 self._state_ts + self._pending_time)
 
     def alarm_arm_away(self, code=None):
@@ -145,7 +143,7 @@ class ManualAlarm(alarm.AlarmControlPanel):
 
         if self._pending_time:
             track_point_in_time(
-                self._hass, self.update_ha_state,
+                self._hass, self.async_update_ha_state,
                 self._state_ts + self._pending_time)
 
     def alarm_trigger(self, code=None):
@@ -157,11 +155,11 @@ class ManualAlarm(alarm.AlarmControlPanel):
 
         if self._trigger_time:
             track_point_in_time(
-                self._hass, self.update_ha_state,
+                self._hass, self.async_update_ha_state,
                 self._state_ts + self._pending_time)
 
             track_point_in_time(
-                self._hass, self.update_ha_state,
+                self._hass, self.async_update_ha_state,
                 self._state_ts + self._pending_time + self._trigger_time)
 
     def _validate_code(self, code, state):

homeassistant/components/alarm_control_panel/mqtt.py

@@ -55,8 +55,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         config.get(CONF_CODE))])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
-# pylint: disable=abstract-method
 class MqttAlarm(alarm.AlarmControlPanel):
     """Representation of a MQTT alarm status."""
 

homeassistant/components/alarm_control_panel/nx584.py

@@ -117,11 +117,11 @@ class NX584Alarm(alarm.AlarmControlPanel):
 
     def alarm_arm_home(self, code=None):
         """Send arm home command."""
-        self._alarm.arm('home')
+        self._alarm.arm('stay')
 
     def alarm_arm_away(self, code=None):
         """Send arm away command."""
-        self._alarm.arm('auto')
+        self._alarm.arm('exit')
 
     def alarm_trigger(self, code=None):
         """Alarm trigger command."""

homeassistant/components/alarm_control_panel/services.yaml

@@ -41,3 +41,14 @@ alarm_trigger:
     code:
       description: An optional code to trigger the alarm control panel with
       example: 1234
+
+envisalink_alarm_keypress:
+  description: Send custom keypresses to the alarm
+
+  fields:
+    entity_id:
+      description: Name of the alarm control panel to trigger
+      example: 'alarm_control_panel.downstairs'
+    keypress:
+      description: 'String to send to the alarm panel (1-6 characters)'
+      example: '*71'

homeassistant/components/alarm_control_panel/simplisafe.py

@@ -41,7 +41,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices([SimpliSafeAlarm(name, username, password, code)])
 
 
-# pylint: disable=abstract-method
 class SimpliSafeAlarm(alarm.AlarmControlPanel):
     """Representation a SimpliSafe alarm."""
 

homeassistant/components/alarm_control_panel/verisure.py

@@ -28,7 +28,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(alarms)
 
 
-# pylint: disable=abstract-method
 class VerisureAlarm(alarm.AlarmControlPanel):
     """Represent a Verisure alarm status."""
 

homeassistant/components/alexa.py

@@ -4,6 +4,7 @@ Support for Alexa skill service end point.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/alexa/
 """
+import asyncio
 import copy
 import enum
 import logging
@@ -12,6 +13,7 @@ from datetime import datetime
 
 import voluptuous as vol
 
+from homeassistant.core import callback
 from homeassistant.const import HTTP_BAD_REQUEST
 from homeassistant.helpers import template, script, config_validation as cv
 from homeassistant.components.http import HomeAssistantView
@@ -20,7 +22,7 @@ import homeassistant.util.dt as dt_util
 _LOGGER = logging.getLogger(__name__)
 
 INTENTS_API_ENDPOINT = '/api/alexa'
-FLASH_BRIEFINGS_API_ENDPOINT = '/api/alexa/flash_briefings/<briefing_id>'
+FLASH_BRIEFINGS_API_ENDPOINT = '/api/alexa/flash_briefings/{briefing_id}'
 
 CONF_ACTION = 'action'
 CONF_CARD = 'card'
@@ -102,8 +104,8 @@ def setup(hass, config):
     intents = config[DOMAIN].get(CONF_INTENTS, {})
     flash_briefings = config[DOMAIN].get(CONF_FLASH_BRIEFINGS, {})
 
-    hass.wsgi.register_view(AlexaIntentsView(hass, intents))
-    hass.wsgi.register_view(AlexaFlashBriefingView(hass, flash_briefings))
+    hass.http.register_view(AlexaIntentsView(hass, intents))
+    hass.http.register_view(AlexaFlashBriefingView(hass, flash_briefings))
 
     return True
 
@@ -116,7 +118,7 @@ class AlexaIntentsView(HomeAssistantView):
 
     def __init__(self, hass, intents):
         """Initialize Alexa view."""
-        super().__init__(hass)
+        super().__init__()
 
         intents = copy.deepcopy(intents)
         template.attach(hass, intents)
@@ -128,9 +130,10 @@ class AlexaIntentsView(HomeAssistantView):
 
         self.intents = intents
 
+    @asyncio.coroutine
     def post(self, request):
         """Handle Alexa."""
-        data = request.json
+        data = yield from request.json()
 
         _LOGGER.debug('Received Alexa request: %s', data)
 
@@ -147,7 +150,7 @@ class AlexaIntentsView(HomeAssistantView):
             return None
 
         intent = req.get('intent')
-        response = AlexaResponse(self.hass, intent)
+        response = AlexaResponse(request.app['hass'], intent)
 
         if req_type == 'LaunchRequest':
             response.add_speech(
@@ -176,7 +179,7 @@ class AlexaIntentsView(HomeAssistantView):
         action = config.get(CONF_ACTION)
 
         if action is not None:
-            action.run(response.variables)
+            yield from action.async_run(response.variables)
 
         # pylint: disable=unsubscriptable-object
         if speech is not None:
@@ -218,8 +221,8 @@ class AlexaResponse(object):
             self.card = card
             return
 
-        card["title"] = title.render(self.variables)
-        card["content"] = content.render(self.variables)
+        card["title"] = title.async_render(self.variables)
+        card["content"] = content.async_render(self.variables)
         self.card = card
 
     def add_speech(self, speech_type, text):
@@ -229,7 +232,7 @@ class AlexaResponse(object):
         key = 'ssml' if speech_type == SpeechType.ssml else 'text'
 
         if isinstance(text, template.Template):
-            text = text.render(self.variables)
+            text = text.async_render(self.variables)
 
         self.speech = {
             'type': speech_type.value,
@@ -244,7 +247,7 @@ class AlexaResponse(object):
 
         self.reprompt = {
             'type': speech_type.value,
-            key: text.render(self.variables)
+            key: text.async_render(self.variables)
         }
 
     def as_dict(self):
@@ -279,11 +282,11 @@ class AlexaFlashBriefingView(HomeAssistantView):
 
     def __init__(self, hass, flash_briefings):
         """Initialize Alexa view."""
-        super().__init__(hass)
+        super().__init__()
         self.flash_briefings = copy.deepcopy(flash_briefings)
         template.attach(hass, self.flash_briefings)
 
-    # pylint: disable=too-many-branches
+    @callback
     def get(self, request, briefing_id):
         """Handle Alexa Flash Briefing request."""
         _LOGGER.debug('Received Alexa flash briefing request for: %s',
@@ -292,7 +295,7 @@ class AlexaFlashBriefingView(HomeAssistantView):
         if self.flash_briefings.get(briefing_id) is None:
             err = 'No configured Alexa flash briefing was found for: %s'
             _LOGGER.error(err, briefing_id)
-            return self.Response(status=404)
+            return b'', 404
 
         briefing = []
 
@@ -300,13 +303,13 @@ class AlexaFlashBriefingView(HomeAssistantView):
             output = {}
             if item.get(CONF_TITLE) is not None:
                 if isinstance(item.get(CONF_TITLE), template.Template):
-                    output[ATTR_TITLE_TEXT] = item[CONF_TITLE].render()
+                    output[ATTR_TITLE_TEXT] = item[CONF_TITLE].async_render()
                 else:
                     output[ATTR_TITLE_TEXT] = item.get(CONF_TITLE)
 
             if item.get(CONF_TEXT) is not None:
                 if isinstance(item.get(CONF_TEXT), template.Template):
-                    output[ATTR_MAIN_TEXT] = item[CONF_TEXT].render()
+                    output[ATTR_MAIN_TEXT] = item[CONF_TEXT].async_render()
                 else:
                     output[ATTR_MAIN_TEXT] = item.get(CONF_TEXT)
 
@@ -315,7 +318,7 @@ class AlexaFlashBriefingView(HomeAssistantView):
 
             if item.get(CONF_AUDIO) is not None:
                 if isinstance(item.get(CONF_AUDIO), template.Template):
-                    output[ATTR_STREAM_URL] = item[CONF_AUDIO].render()
+                    output[ATTR_STREAM_URL] = item[CONF_AUDIO].async_render()
                 else:
                     output[ATTR_STREAM_URL] = item.get(CONF_AUDIO)
 
@@ -323,7 +326,7 @@ class AlexaFlashBriefingView(HomeAssistantView):
                 if isinstance(item.get(CONF_DISPLAY_URL),
                               template.Template):
                     output[ATTR_REDIRECTION_URL] = \
-                        item[CONF_DISPLAY_URL].render()
+                        item[CONF_DISPLAY_URL].async_render()
                 else:
                     output[ATTR_REDIRECTION_URL] = item.get(CONF_DISPLAY_URL)
 

homeassistant/components/api.py

@@ -7,7 +7,9 @@ https://home-assistant.io/developers/api/
 import asyncio
 import json
 import logging
-import queue
+
+from aiohttp import web
+import async_timeout
 
 import homeassistant.core as ha
 import homeassistant.remote as rem
@@ -21,7 +23,7 @@ from homeassistant.const import (
     URL_API_STATES, URL_API_STATES_ENTITY, URL_API_STREAM, URL_API_TEMPLATE,
     __version__)
 from homeassistant.exceptions import TemplateError
-from homeassistant.helpers.state import TrackStates
+from homeassistant.helpers.state import AsyncTrackStates
 from homeassistant.helpers import template
 from homeassistant.components.http import HomeAssistantView
 
@@ -36,20 +38,20 @@ _LOGGER = logging.getLogger(__name__)
 
 def setup(hass, config):
     """Register the API with the HTTP interface."""
-    hass.wsgi.register_view(APIStatusView)
-    hass.wsgi.register_view(APIEventStream)
-    hass.wsgi.register_view(APIConfigView)
-    hass.wsgi.register_view(APIDiscoveryView)
-    hass.wsgi.register_view(APIStatesView)
-    hass.wsgi.register_view(APIEntityStateView)
-    hass.wsgi.register_view(APIEventListenersView)
-    hass.wsgi.register_view(APIEventView)
-    hass.wsgi.register_view(APIServicesView)
-    hass.wsgi.register_view(APIDomainServicesView)
-    hass.wsgi.register_view(APIEventForwardingView)
-    hass.wsgi.register_view(APIComponentsView)
-    hass.wsgi.register_view(APIErrorLogView)
-    hass.wsgi.register_view(APITemplateView)
+    hass.http.register_view(APIStatusView)
+    hass.http.register_view(APIEventStream)
+    hass.http.register_view(APIConfigView)
+    hass.http.register_view(APIDiscoveryView)
+    hass.http.register_view(APIStatesView)
+    hass.http.register_view(APIEntityStateView)
+    hass.http.register_view(APIEventListenersView)
+    hass.http.register_view(APIEventView)
+    hass.http.register_view(APIServicesView)
+    hass.http.register_view(APIDomainServicesView)
+    hass.http.register_view(APIEventForwardingView)
+    hass.http.register_view(APIComponentsView)
+    hass.http.register_view(APIErrorLogView)
+    hass.http.register_view(APITemplateView)
 
     return True
 
@@ -60,6 +62,7 @@ class APIStatusView(HomeAssistantView):
     url = URL_API
     name = "api:status"
 
+    @ha.callback
     def get(self, request):
         """Retrieve if API is running."""
         return self.json_message('API running.')
@@ -71,12 +74,15 @@ class APIEventStream(HomeAssistantView):
     url = URL_API_STREAM
     name = "api:stream"
 
+    @asyncio.coroutine
     def get(self, request):
         """Provide a streaming interface for the event bus."""
+        # pylint: disable=no-self-use
+        hass = request.app['hass']
         stop_obj = object()
-        to_write = queue.Queue()
+        to_write = asyncio.Queue(loop=hass.loop)
 
-        restrict = request.args.get('restrict')
+        restrict = request.GET.get('restrict')
         if restrict:
             restrict = restrict.split(',') + [EVENT_HOMEASSISTANT_STOP]
 
@@ -96,38 +102,40 @@ class APIEventStream(HomeAssistantView):
             else:
                 data = json.dumps(event, cls=rem.JSONEncoder)
 
-            to_write.put(data)
+            yield from to_write.put(data)
 
-        def stream():
-            """Stream events to response."""
-            unsub_stream = self.hass.bus.listen(MATCH_ALL, forward_events)
+        response = web.StreamResponse()
+        response.content_type = 'text/event-stream'
+        yield from response.prepare(request)
 
-            try:
-                _LOGGER.debug('STREAM %s ATTACHED', id(stop_obj))
+        unsub_stream = hass.bus.async_listen(MATCH_ALL, forward_events)
 
-                # Fire off one message so browsers fire open event right away
-                to_write.put(STREAM_PING_PAYLOAD)
+        try:
+            _LOGGER.debug('STREAM %s ATTACHED', id(stop_obj))
 
-                while True:
-                    try:
-                        payload = to_write.get(timeout=STREAM_PING_INTERVAL)
+            # Fire off one message so browsers fire open event right away
+            yield from to_write.put(STREAM_PING_PAYLOAD)
 
-                        if payload is stop_obj:
-                            break
+            while True:
+                try:
+                    with async_timeout.timeout(STREAM_PING_INTERVAL,
+                                               loop=hass.loop):
+                        payload = yield from to_write.get()
 
-                        msg = "data: {}\n\n".format(payload)
-                        _LOGGER.debug('STREAM %s WRITING %s', id(stop_obj),
-                                      msg.strip())
-                        yield msg.encode("UTF-8")
-                    except queue.Empty:
-                        to_write.put(STREAM_PING_PAYLOAD)
-                    except GeneratorExit:
+                    if payload is stop_obj:
                         break
-            finally:
-                _LOGGER.debug('STREAM %s RESPONSE CLOSED', id(stop_obj))
-                unsub_stream()
 
-        return self.Response(stream(), mimetype='text/event-stream')
+                    msg = "data: {}\n\n".format(payload)
+                    _LOGGER.debug('STREAM %s WRITING %s', id(stop_obj),
+                                  msg.strip())
+                    response.write(msg.encode("UTF-8"))
+                    yield from response.drain()
+                except asyncio.TimeoutError:
+                    yield from to_write.put(STREAM_PING_PAYLOAD)
+
+        finally:
+            _LOGGER.debug('STREAM %s RESPONSE CLOSED', id(stop_obj))
+            unsub_stream()
 
 
 class APIConfigView(HomeAssistantView):
@@ -136,9 +144,10 @@ class APIConfigView(HomeAssistantView):
     url = URL_API_CONFIG
     name = "api:config"
 
+    @ha.callback
     def get(self, request):
         """Get current configuration."""
-        return self.json(self.hass.config.as_dict())
+        return self.json(request.app['hass'].config.as_dict())
 
 
 class APIDiscoveryView(HomeAssistantView):
@@ -148,12 +157,14 @@ class APIDiscoveryView(HomeAssistantView):
     url = URL_API_DISCOVERY_INFO
     name = "api:discovery"
 
+    @ha.callback
     def get(self, request):
         """Get discovery info."""
-        needs_auth = self.hass.config.api.api_password is not None
+        hass = request.app['hass']
+        needs_auth = hass.config.api.api_password is not None
         return self.json({
-            'base_url': self.hass.config.api.base_url,
-            'location_name': self.hass.config.location_name,
+            'base_url': hass.config.api.base_url,
+            'location_name': hass.config.location_name,
             'requires_api_password': needs_auth,
             'version': __version__
         })
@@ -165,53 +176,62 @@ class APIStatesView(HomeAssistantView):
     url = URL_API_STATES
     name = "api:states"
 
+    @ha.callback
     def get(self, request):
         """Get current states."""
-        return self.json(self.hass.states.all())
+        return self.json(request.app['hass'].states.async_all())
 
 
 class APIEntityStateView(HomeAssistantView):
     """View to handle EntityState requests."""
 
-    url = "/api/states/<entity(exist=False):entity_id>"
+    url = "/api/states/{entity_id}"
     name = "api:entity-state"
 
+    @ha.callback
     def get(self, request, entity_id):
         """Retrieve state of entity."""
-        state = self.hass.states.get(entity_id)
+        state = request.app['hass'].states.get(entity_id)
         if state:
             return self.json(state)
         else:
             return self.json_message('Entity not found', HTTP_NOT_FOUND)
 
+    @asyncio.coroutine
     def post(self, request, entity_id):
         """Update state of entity."""
+        hass = request.app['hass']
         try:
-            new_state = request.json['state']
-        except KeyError:
+            data = yield from request.json()
+        except ValueError:
+            return self.json_message('Invalid JSON specified',
+                                     HTTP_BAD_REQUEST)
+
+        new_state = data.get('state')
+
+        if not new_state:
             return self.json_message('No state specified', HTTP_BAD_REQUEST)
 
-        attributes = request.json.get('attributes')
-        force_update = request.json.get('force_update', False)
+        attributes = data.get('attributes')
+        force_update = data.get('force_update', False)
 
-        is_new_state = self.hass.states.get(entity_id) is None
+        is_new_state = hass.states.get(entity_id) is None
 
         # Write state
-        self.hass.states.set(entity_id, new_state, attributes, force_update)
+        hass.states.async_set(entity_id, new_state, attributes, force_update)
 
         # Read the state back for our response
-        resp = self.json(self.hass.states.get(entity_id))
-
-        if is_new_state:
-            resp.status_code = HTTP_CREATED
+        status_code = HTTP_CREATED if is_new_state else 200
+        resp = self.json(hass.states.get(entity_id), status_code)
 
         resp.headers.add('Location', URL_API_STATES_ENTITY.format(entity_id))
 
         return resp
 
+    @ha.callback
     def delete(self, request, entity_id):
         """Remove entity."""
-        if self.hass.states.remove(entity_id):
+        if request.app['hass'].states.async_remove(entity_id):
             return self.json_message('Entity removed')
         else:
             return self.json_message('Entity not found', HTTP_NOT_FOUND)
@@ -223,20 +243,23 @@ class APIEventListenersView(HomeAssistantView):
     url = URL_API_EVENTS
     name = "api:event-listeners"
 
+    @ha.callback
     def get(self, request):
         """Get event listeners."""
-        return self.json(events_json(self.hass))
+        return self.json(async_events_json(request.app['hass']))
 
 
 class APIEventView(HomeAssistantView):
     """View to handle Event requests."""
 
-    url = '/api/events/<event_type>'
+    url = '/api/events/{event_type}'
     name = "api:event"
 
+    @asyncio.coroutine
     def post(self, request, event_type):
         """Fire events."""
-        event_data = request.json
+        body = yield from request.text()
+        event_data = json.loads(body) if body else None
 
         if event_data is not None and not isinstance(event_data, dict):
             return self.json_message('Event data should be a JSON object',
@@ -251,7 +274,8 @@ class APIEventView(HomeAssistantView):
                 if state:
                     event_data[key] = state
 
-        self.hass.bus.fire(event_type, event_data, ha.EventOrigin.remote)
+        request.app['hass'].bus.async_fire(event_type, event_data,
+                                           ha.EventOrigin.remote)
 
         return self.json_message("Event {} fired.".format(event_type))
 
@@ -262,24 +286,30 @@ class APIServicesView(HomeAssistantView):
     url = URL_API_SERVICES
     name = "api:services"
 
+    @ha.callback
     def get(self, request):
         """Get registered services."""
-        return self.json(services_json(self.hass))
+        return self.json(async_services_json(request.app['hass']))
 
 
 class APIDomainServicesView(HomeAssistantView):
     """View to handle DomainServices requests."""
 
-    url = "/api/services/<domain>/<service>"
+    url = "/api/services/{domain}/{service}"
     name = "api:domain-services"
 
+    @asyncio.coroutine
     def post(self, request, domain, service):
         """Call a service.
 
         Returns a list of changed states.
         """
-        with TrackStates(self.hass) as changed_states:
-            self.hass.services.call(domain, service, request.json, True)
+        hass = request.app['hass']
+        body = yield from request.text()
+        data = json.loads(body) if body else None
+
+        with AsyncTrackStates(hass) as changed_states:
+            yield from hass.services.async_call(domain, service, data, True)
 
         return self.json(changed_states)
 
@@ -291,11 +321,15 @@ class APIEventForwardingView(HomeAssistantView):
     name = "api:event-forward"
     event_forwarder = None
 
+    @asyncio.coroutine
     def post(self, request):
         """Setup an event forwarder."""
-        data = request.json
-        if data is None:
+        hass = request.app['hass']
+        try:
+            data = yield from request.json()
+        except ValueError:
             return self.json_message("No data received.", HTTP_BAD_REQUEST)
+
         try:
             host = data['host']
             api_password = data['api_password']
@@ -311,21 +345,25 @@ class APIEventForwardingView(HomeAssistantView):
 
         api = rem.API(host, api_password, port)
 
-        if not api.validate_api():
+        valid = yield from hass.loop.run_in_executor(
+            None, api.validate_api)
+        if not valid:
             return self.json_message("Unable to validate API.",
                                      HTTP_UNPROCESSABLE_ENTITY)
 
         if self.event_forwarder is None:
-            self.event_forwarder = rem.EventForwarder(self.hass)
+            self.event_forwarder = rem.EventForwarder(hass)
 
-        self.event_forwarder.connect(api)
+        self.event_forwarder.async_connect(api)
 
         return self.json_message("Event forwarding setup.")
 
+    @asyncio.coroutine
     def delete(self, request):
-        """Remove event forwarer."""
-        data = request.json
-        if data is None:
+        """Remove event forwarder."""
+        try:
+            data = yield from request.json()
+        except ValueError:
             return self.json_message("No data received.", HTTP_BAD_REQUEST)
 
         try:
@@ -342,7 +380,7 @@ class APIEventForwardingView(HomeAssistantView):
         if self.event_forwarder is not None:
             api = rem.API(host, None, port)
 
-            self.event_forwarder.disconnect(api)
+            self.event_forwarder.async_disconnect(api)
 
         return self.json_message("Event forwarding cancelled.")
 
@@ -353,9 +391,10 @@ class APIComponentsView(HomeAssistantView):
     url = URL_API_COMPONENTS
     name = "api:components"
 
+    @ha.callback
     def get(self, request):
         """Get current loaded components."""
-        return self.json(self.hass.config.components)
+        return self.json(request.app['hass'].config.components)
 
 
 class APIErrorLogView(HomeAssistantView):
@@ -364,9 +403,12 @@ class APIErrorLogView(HomeAssistantView):
     url = URL_API_ERROR_LOG
     name = "api:error-log"
 
+    @asyncio.coroutine
     def get(self, request):
         """Serve error log."""
-        return self.file(request, self.hass.config.path(ERROR_LOG_FILENAME))
+        resp = yield from self.file(
+            request, request.app['hass'].config.path(ERROR_LOG_FILENAME))
+        return resp
 
 
 class APITemplateView(HomeAssistantView):
@@ -375,23 +417,25 @@ class APITemplateView(HomeAssistantView):
     url = URL_API_TEMPLATE
     name = "api:template"
 
+    @asyncio.coroutine
     def post(self, request):
         """Render a template."""
         try:
-            tpl = template.Template(request.json['template'], self.hass)
-            return tpl.render(request.json.get('variables'))
-        except TemplateError as ex:
+            data = yield from request.json()
+            tpl = template.Template(data['template'], request.app['hass'])
+            return tpl.async_render(data.get('variables'))
+        except (ValueError, TemplateError) as ex:
             return self.json_message('Error rendering template: {}'.format(ex),
                                      HTTP_BAD_REQUEST)
 
 
-def services_json(hass):
+def async_services_json(hass):
     """Generate services data to JSONify."""
     return [{"domain": key, "services": value}
-            for key, value in hass.services.services.items()]
+            for key, value in hass.services.async_services().items()]
 
 
-def events_json(hass):
+def async_events_json(hass):
     """Generate event data to JSONify."""
     return [{"event": key, "listener_count": value}
-            for key, value in hass.bus.listeners.items()]
+            for key, value in hass.bus.async_listeners().items()]

homeassistant/components/automation/__init__.py

@@ -11,8 +11,7 @@ import os
 
 import voluptuous as vol
 
-from homeassistant.core import callback
-from homeassistant.bootstrap import prepare_setup_platform
+from homeassistant.bootstrap import async_prepare_setup_platform
 from homeassistant import config as conf_util
 from homeassistant.const import (
     ATTR_ENTITY_ID, CONF_PLATFORM, STATE_ON, SERVICE_TURN_ON, SERVICE_TURN_OFF,
@@ -25,7 +24,6 @@ from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.loader import get_platform
 from homeassistant.util.dt import utcnow
 import homeassistant.helpers.config_validation as cv
-from homeassistant.util.async import run_coroutine_threadsafe
 
 DOMAIN = 'automation'
 ENTITY_ID_FORMAT = DOMAIN + '.{}'
@@ -68,6 +66,7 @@ def _platform_validator(config):
 
     return getattr(platform, 'TRIGGER_SCHEMA')(config)
 
+
 _TRIGGER_SCHEMA = vol.All(
     cv.ensure_list,
     [
@@ -144,42 +143,50 @@ def reload(hass):
     hass.services.call(DOMAIN, SERVICE_RELOAD)
 
 
-def setup(hass, config):
+@asyncio.coroutine
+def async_setup(hass, config):
     """Setup the automation."""
     component = EntityComponent(_LOGGER, DOMAIN, hass,
                                 group_name=GROUP_NAME_ALL_AUTOMATIONS)
 
-    success = run_coroutine_threadsafe(
-        _async_process_config(hass, config, component), hass.loop).result()
+    success = yield from _async_process_config(hass, config, component)
 
     if not success:
         return False
 
-    descriptions = conf_util.load_yaml_config_file(
-        os.path.join(os.path.dirname(__file__), 'services.yaml'))
+    descriptions = yield from hass.loop.run_in_executor(
+        None, conf_util.load_yaml_config_file, os.path.join(
+            os.path.dirname(__file__), 'services.yaml')
+    )
 
-    @callback
+    @asyncio.coroutine
     def trigger_service_handler(service_call):
         """Handle automation triggers."""
+        tasks = []
         for entity in component.async_extract_from_service(service_call):
-            hass.loop.create_task(entity.async_trigger(
+            tasks.append(entity.async_trigger(
                 service_call.data.get(ATTR_VARIABLES), True))
+        yield from asyncio.wait(tasks, loop=hass.loop)
 
-    @callback
+    @asyncio.coroutine
     def turn_onoff_service_handler(service_call):
         """Handle automation turn on/off service calls."""
+        tasks = []
         method = 'async_{}'.format(service_call.service)
         for entity in component.async_extract_from_service(service_call):
-            hass.loop.create_task(getattr(entity, method)())
+            tasks.append(getattr(entity, method)())
+        yield from asyncio.wait(tasks, loop=hass.loop)
 
-    @callback
+    @asyncio.coroutine
     def toggle_service_handler(service_call):
         """Handle automation toggle service calls."""
+        tasks = []
         for entity in component.async_extract_from_service(service_call):
             if entity.is_on:
-                hass.loop.create_task(entity.async_turn_off())
+                tasks.append(entity.async_turn_off())
             else:
-                hass.loop.create_task(entity.async_turn_on())
+                tasks.append(entity.async_turn_on())
+        yield from asyncio.wait(tasks, loop=hass.loop)
 
     @asyncio.coroutine
     def reload_service_handler(service_call):
@@ -187,24 +194,24 @@ def setup(hass, config):
         conf = yield from component.async_prepare_reload()
         if conf is None:
             return
-        hass.loop.create_task(_async_process_config(hass, conf, component))
+        yield from _async_process_config(hass, conf, component)
 
-    hass.services.register(DOMAIN, SERVICE_TRIGGER, trigger_service_handler,
-                           descriptions.get(SERVICE_TRIGGER),
-                           schema=TRIGGER_SERVICE_SCHEMA)
+    hass.services.async_register(
+        DOMAIN, SERVICE_TRIGGER, trigger_service_handler,
+        descriptions.get(SERVICE_TRIGGER), schema=TRIGGER_SERVICE_SCHEMA)
 
-    hass.services.register(DOMAIN, SERVICE_RELOAD, reload_service_handler,
-                           descriptions.get(SERVICE_RELOAD),
-                           schema=RELOAD_SERVICE_SCHEMA)
+    hass.services.async_register(
+        DOMAIN, SERVICE_RELOAD, reload_service_handler,
+        descriptions.get(SERVICE_RELOAD), schema=RELOAD_SERVICE_SCHEMA)
 
-    hass.services.register(DOMAIN, SERVICE_TOGGLE, toggle_service_handler,
-                           descriptions.get(SERVICE_TOGGLE),
-                           schema=SERVICE_SCHEMA)
+    hass.services.async_register(
+        DOMAIN, SERVICE_TOGGLE, toggle_service_handler,
+        descriptions.get(SERVICE_TOGGLE), schema=SERVICE_SCHEMA)
 
     for service in (SERVICE_TURN_ON, SERVICE_TURN_OFF):
-        hass.services.register(DOMAIN, service, turn_onoff_service_handler,
-                               descriptions.get(service),
-                               schema=SERVICE_SCHEMA)
+        hass.services.async_register(
+            DOMAIN, service, turn_onoff_service_handler,
+            descriptions.get(service), schema=SERVICE_SCHEMA)
 
     return True
 
@@ -212,8 +219,6 @@ def setup(hass, config):
 class AutomationEntity(ToggleEntity):
     """Entity to show status of entity."""
 
-    # pylint: disable=abstract-method
-    # pylint: disable=too-many-arguments, too-many-instance-attributes
     def __init__(self, name, async_attach_triggers, cond_func, async_action,
                  hidden):
         """Initialize an automation entity."""
@@ -260,7 +265,7 @@ class AutomationEntity(ToggleEntity):
             return
 
         yield from self.async_enable()
-        self.hass.loop.create_task(self.async_update_ha_state())
+        yield from self.async_update_ha_state()
 
     @asyncio.coroutine
     def async_turn_off(self, **kwargs) -> None:
@@ -271,8 +276,6 @@ class AutomationEntity(ToggleEntity):
         self._async_detach_triggers()
         self._async_detach_triggers = None
         self._enabled = False
-        # It's important that the update is finished before this method
-        # ends because async_remove depends on it.
         yield from self.async_update_ha_state()
 
     @asyncio.coroutine
@@ -284,7 +287,7 @@ class AutomationEntity(ToggleEntity):
         if skip_condition or self._cond_func(variables):
             yield from self._async_action(self.entity_id, variables)
             self._last_triggered = utcnow()
-            self.hass.loop.create_task(self.async_update_ha_state())
+            yield from self.async_update_ha_state()
 
     @asyncio.coroutine
     def async_remove(self):
@@ -346,8 +349,10 @@ def _async_process_config(hass, config, component):
                 tasks.append(entity.async_enable())
             entities.append(entity)
 
-    yield from asyncio.gather(*tasks, loop=hass.loop)
-    hass.loop.create_task(component.async_add_entities(entities))
+    if tasks:
+        yield from asyncio.wait(tasks, loop=hass.loop)
+    if entities:
+        yield from component.async_add_entities(entities)
 
     return len(entities) > 0
 
@@ -362,7 +367,7 @@ def _async_get_action(hass, config, name):
         _LOGGER.info('Executing %s', name)
         logbook.async_log_entry(
             hass, name, 'has been triggered', DOMAIN, entity_id)
-        hass.loop.create_task(script_obj.async_run(variables))
+        yield from script_obj.async_run(variables)
 
     return action
 
@@ -395,9 +400,8 @@ def _async_process_trigger(hass, config, trigger_configs, name, action):
     removes = []
 
     for conf in trigger_configs:
-        platform = yield from hass.loop.run_in_executor(
-            None, prepare_setup_platform, hass, config, DOMAIN,
-            conf.get(CONF_PLATFORM))
+        platform = yield from async_prepare_setup_platform(
+            hass, config, DOMAIN, conf.get(CONF_PLATFORM))
 
         if platform is None:
             return None

homeassistant/components/automation/litejet.py

@@ -0,0 +1,98 @@
+"""
+Trigger an automation when a LiteJet switch is released.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/automation.litejet/
+"""
+import logging
+
+import voluptuous as vol
+
+from homeassistant.core import callback
+from homeassistant.const import CONF_PLATFORM
+import homeassistant.helpers.config_validation as cv
+import homeassistant.util.dt as dt_util
+from homeassistant.helpers.event import track_point_in_utc_time
+
+DEPENDENCIES = ['litejet']
+
+_LOGGER = logging.getLogger(__name__)
+
+CONF_NUMBER = 'number'
+CONF_HELD_MORE_THAN = 'held_more_than'
+CONF_HELD_LESS_THAN = 'held_less_than'
+
+TRIGGER_SCHEMA = vol.Schema({
+    vol.Required(CONF_PLATFORM): 'litejet',
+    vol.Required(CONF_NUMBER): cv.positive_int,
+    vol.Optional(CONF_HELD_MORE_THAN):
+        vol.All(cv.time_period, cv.positive_timedelta),
+    vol.Optional(CONF_HELD_LESS_THAN):
+        vol.All(cv.time_period, cv.positive_timedelta)
+})
+
+
+def async_trigger(hass, config, action):
+    """Listen for events based on configuration."""
+    number = config.get(CONF_NUMBER)
+    held_more_than = config.get(CONF_HELD_MORE_THAN)
+    held_less_than = config.get(CONF_HELD_LESS_THAN)
+    pressed_time = None
+    cancel_pressed_more_than = None
+
+    @callback
+    def call_action():
+        """Call action with right context."""
+        hass.async_run_job(action, {
+            'trigger': {
+                CONF_PLATFORM: 'litejet',
+                CONF_NUMBER: number,
+                CONF_HELD_MORE_THAN: held_more_than,
+                CONF_HELD_LESS_THAN: held_less_than
+            },
+        })
+
+    # held_more_than and held_less_than: trigger on released (if in time range)
+    # held_more_than: trigger after pressed with calculation
+    # held_less_than: trigger on released with calculation
+    # neither: trigger on pressed
+
+    @callback
+    def pressed_more_than_satisfied(now):
+        """Handle the LiteJet's switch's button pressed >= held_more_than."""
+        call_action()
+
+    def pressed():
+        """Handle the press of the LiteJet switch's button."""
+        nonlocal cancel_pressed_more_than, pressed_time
+        nonlocal held_less_than, held_more_than
+        pressed_time = dt_util.utcnow()
+        if held_more_than is None and held_less_than is None:
+            call_action()
+        if held_more_than is not None and held_less_than is None:
+            cancel_pressed_more_than = track_point_in_utc_time(
+                hass,
+                pressed_more_than_satisfied,
+                dt_util.utcnow() + held_more_than)
+
+    def released():
+        """Handle the release of the LiteJet switch's button."""
+        nonlocal cancel_pressed_more_than, pressed_time
+        nonlocal held_less_than, held_more_than
+        # pylint: disable=not-callable
+        if cancel_pressed_more_than is not None:
+            cancel_pressed_more_than()
+            cancel_pressed_more_than = None
+        held_time = dt_util.utcnow() - pressed_time
+        if held_less_than is not None and held_time < held_less_than:
+            if held_more_than is None or held_time > held_more_than:
+                call_action()
+
+    hass.data['litejet_system'].on_switch_pressed(number, pressed)
+    hass.data['litejet_system'].on_switch_released(number, released)
+
+    def async_remove():
+        """Remove all subscriptions used for this trigger."""
+        return
+
+    return async_remove

homeassistant/components/binary_sensor/__init__.py

@@ -4,6 +4,7 @@ Component to interface with binary sensors.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/binary_sensor/
 """
+import asyncio
 import logging
 
 import voluptuous as vol
@@ -39,13 +40,13 @@ SENSOR_CLASSES = [
 SENSOR_CLASSES_SCHEMA = vol.All(vol.Lower, vol.In(SENSOR_CLASSES))
 
 
-def setup(hass, config):
+@asyncio.coroutine
+def async_setup(hass, config):
     """Track states and offer events for binary sensors."""
     component = EntityComponent(
         logging.getLogger(__name__), DOMAIN, hass, SCAN_INTERVAL)
 
-    component.setup(config)
-
+    yield from component.async_setup(config)
     return True
 
 

homeassistant/components/binary_sensor/arest.py

@@ -54,7 +54,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         sensor_class, pin)])
 
 
-# pylint: disable=too-many-instance-attributes, too-many-arguments
 class ArestBinarySensor(BinarySensorDevice):
     """Implement an aREST binary sensor for a pin."""
 
@@ -93,7 +92,6 @@ class ArestBinarySensor(BinarySensorDevice):
         self.arest.update()
 
 
-# pylint: disable=too-few-public-methods
 class ArestData(object):
     """Class for handling the data retrieval for pins."""
 

homeassistant/components/binary_sensor/command_line.py

@@ -5,7 +5,6 @@ For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/binary_sensor.command_line/
 """
 import logging
-from datetime import timedelta
 
 import voluptuous as vol
 
@@ -23,7 +22,7 @@ DEFAULT_NAME = 'Binary Command Sensor'
 DEFAULT_PAYLOAD_ON = 'ON'
 DEFAULT_PAYLOAD_OFF = 'OFF'
 
-MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=60)
+SCAN_INTERVAL = 60
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Required(CONF_COMMAND): cv.string,
@@ -53,7 +52,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         value_template)])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class CommandBinarySensor(BinarySensorDevice):
     """Represent a command line binary sensor."""
 

homeassistant/components/binary_sensor/concord232.py

@@ -5,20 +5,16 @@ For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/binary_sensor.concord232/
 """
 import datetime
-
 import logging
 
+import requests
+import voluptuous as vol
+
 from homeassistant.components.binary_sensor import (
     BinarySensorDevice, PLATFORM_SCHEMA, SENSOR_CLASSES)
 from homeassistant.const import (CONF_HOST, CONF_PORT)
-
 import homeassistant.helpers.config_validation as cv
 
-import requests
-
-import voluptuous as vol
-
-
 REQUIREMENTS = ['concord232==0.14']
 
 _LOGGER = logging.getLogger(__name__)
@@ -27,9 +23,12 @@ CONF_EXCLUDE_ZONES = 'exclude_zones'
 CONF_ZONE_TYPES = 'zone_types'
 
 DEFAULT_HOST = 'localhost'
+DEFAULT_NAME = 'Alarm'
 DEFAULT_PORT = '5007'
 DEFAULT_SSL = False
 
+SCAN_INTERVAL = 1
+
 ZONE_TYPES_SCHEMA = vol.Schema({
     cv.positive_int: vol.In(SENSOR_CLASSES),
 })
@@ -42,14 +41,9 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_ZONE_TYPES, default={}): ZONE_TYPES_SCHEMA,
 })
 
-SCAN_INTERVAL = 1
 
-DEFAULT_NAME = "Alarm"
-
-
-# pylint: disable=too-many-locals
 def setup_platform(hass, config, add_devices, discovery_info=None):
-    """Setup the Concord232 binary sensor platform."""
+    """Set up the Concord232 binary sensor platform."""
     from concord232 import client as concord232_client
 
     host = config.get(CONF_HOST)
@@ -59,24 +53,23 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     sensors = []
 
     try:
-        _LOGGER.debug('Initializing Client.')
-        client = concord232_client.Client('http://{}:{}'
-                                          .format(host, port))
+        _LOGGER.debug("Initializing Client")
+        client = concord232_client.Client('http://{}:{}'.format(host, port))
         client.zones = client.list_zones()
         client.last_zone_update = datetime.datetime.now()
 
     except requests.exceptions.ConnectionError as ex:
-        _LOGGER.error('Unable to connect to Concord232: %s', str(ex))
+        _LOGGER.error("Unable to connect to Concord232: %s", str(ex))
         return False
 
     for zone in client.zones:
-        _LOGGER.info('Loading Zone found: %s', zone['name'])
+        _LOGGER.info("Loading Zone found: %s", zone['name'])
         if zone['number'] not in exclude:
-            sensors.append(Concord232ZoneSensor(
-                hass,
-                client,
-                zone,
-                zone_types.get(zone['number'], get_opening_type(zone))))
+            sensors.append(
+                Concord232ZoneSensor(
+                    hass, client, zone, zone_types.get(zone['number'],
+                                                       get_opening_type(zone)))
+            )
 
         add_devices(sensors)
 
@@ -84,16 +77,16 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 
 
 def get_opening_type(zone):
-    """Helper function to try to guess sensor type frm name."""
-    if "MOTION" in zone["name"]:
-        return "motion"
-    if "KEY" in zone["name"]:
-        return "safety"
-    if "SMOKE" in zone["name"]:
-        return "smoke"
-    if "WATER" in zone["name"]:
-        return "water"
-    return "opening"
+    """Helper function to try to guess sensor type from name."""
+    if 'MOTION' in zone['name']:
+        return 'motion'
+    if 'KEY' in zone['name']:
+        return 'safety'
+    if 'SMOKE' in zone['name']:
+        return 'smoke'
+    if 'WATER' in zone['name']:
+        return 'water'
+    return 'opening'
 
 
 class Concord232ZoneSensor(BinarySensorDevice):

homeassistant/components/binary_sensor/envisalink.py

@@ -35,7 +35,6 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
 class EnvisalinkBinarySensor(EnvisalinkDevice, BinarySensorDevice):
     """Representation of an Envisalink binary sensor."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, zone_number, zone_name, zone_type, info, controller):
         """Initialize the binary_sensor."""
         from pydispatch import dispatcher

homeassistant/components/binary_sensor/ffmpeg.py

@@ -81,7 +81,7 @@ def setup_platform(hass, config, add_entities, discovery_info=None):
     from haffmpeg import SensorNoise, SensorMotion
 
     # check source
-    if not run_test(config.get(CONF_INPUT)):
+    if not run_test(hass, config.get(CONF_INPUT)):
         return
 
     # generate sensor object
@@ -138,7 +138,7 @@ class FFmpegBinarySensor(BinarySensorDevice):
     def _callback(self, state):
         """HA-FFmpeg callback for noise detection."""
         self._state = state
-        self.update_ha_state()
+        self.schedule_update_ha_state()
 
     def _start_ffmpeg(self, config):
         """Start a FFmpeg instance."""

homeassistant/components/binary_sensor/homematic.py

@@ -7,7 +7,8 @@ https://home-assistant.io/components/binary_sensor.homematic/
 import logging
 from homeassistant.const import STATE_UNKNOWN
 from homeassistant.components.binary_sensor import BinarySensorDevice
-import homeassistant.components.homematic as homematic
+from homeassistant.components.homematic import HMDevice
+from homeassistant.loader import get_component
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -32,14 +33,16 @@ def setup_platform(hass, config, add_callback_devices, discovery_info=None):
     if discovery_info is None:
         return
 
+    homematic = get_component("homematic")
     return homematic.setup_hmdevice_discovery_helper(
+        hass,
         HMBinarySensor,
         discovery_info,
         add_callback_devices
     )
 
 
-class HMBinarySensor(homematic.HMDevice, BinarySensorDevice):
+class HMBinarySensor(HMDevice, BinarySensorDevice):
     """Representation of a binary Homematic device."""
 
     @property

homeassistant/components/binary_sensor/mqtt.py

@@ -8,6 +8,7 @@ import logging
 
 import voluptuous as vol
 
+from homeassistant.core import callback
 import homeassistant.components.mqtt as mqtt
 from homeassistant.components.binary_sensor import (
     BinarySensorDevice, SENSOR_CLASSES)
@@ -51,7 +52,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     )])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class MqttBinarySensor(BinarySensorDevice):
     """Representation a binary sensor that is updated by MQTT."""
 
@@ -67,17 +67,18 @@ class MqttBinarySensor(BinarySensorDevice):
         self._payload_off = payload_off
         self._qos = qos
 
+        @callback
         def message_received(topic, payload, qos):
             """A new MQTT message has been received."""
             if value_template is not None:
-                payload = value_template.render_with_possible_json_value(
+                payload = value_template.async_render_with_possible_json_value(
                     payload)
             if payload == self._payload_on:
                 self._state = True
-                self.update_ha_state()
+                hass.async_add_job(self.async_update_ha_state())
             elif payload == self._payload_off:
                 self._state = False
-                self.update_ha_state()
+                hass.async_add_job(self.async_update_ha_state())
 
         mqtt.subscribe(hass, self._state_topic, message_received, self._qos)
 

homeassistant/components/binary_sensor/mysensors.py

@@ -22,7 +22,11 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     if discovery_info is None:
         return
 
-    for gateway in mysensors.GATEWAYS.values():
+    gateways = hass.data.get(mysensors.MYSENSORS_GATEWAYS)
+    if not gateways:
+        return
+
+    for gateway in gateways:
         # Define the S_TYPES and V_TYPES that the platform should handle as
         # states. Map them in a dict of lists.
         pres = gateway.const.Presentation

homeassistant/components/binary_sensor/nest.py

@@ -4,40 +4,97 @@ Support for Nest Thermostat Binary Sensors.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/binary_sensor.nest/
 """
+from itertools import chain
+import logging
+
 import voluptuous as vol
 
 from homeassistant.components.binary_sensor import (
     BinarySensorDevice, PLATFORM_SCHEMA)
 from homeassistant.components.sensor.nest import NestSensor
 from homeassistant.const import (CONF_SCAN_INTERVAL, CONF_MONITORED_CONDITIONS)
-import homeassistant.components.nest as nest
+from homeassistant.components.nest import (
+    DATA_NEST, is_thermostat, is_camera)
 import homeassistant.helpers.config_validation as cv
 
 DEPENDENCIES = ['nest']
-BINARY_TYPES = ['fan',
-                'hvac_ac_state',
-                'hvac_aux_heater_state',
-                'hvac_heater_state',
-                'hvac_heat_x2_state',
-                'hvac_heat_x3_state',
-                'hvac_alt_heat_state',
-                'hvac_alt_heat_x2_state',
-                'hvac_emer_heat_state',
-                'online']
+
+BINARY_TYPES = ['online']
+
+CLIMATE_BINARY_TYPES = ['fan',
+                        'is_using_emergency_heat',
+                        'is_locked',
+                        'has_leaf']
+
+CAMERA_BINARY_TYPES = [
+    'motion_detected',
+    'sound_detected',
+    'person_detected']
+
+_BINARY_TYPES_DEPRECATED = [
+    'hvac_ac_state',
+    'hvac_aux_heater_state',
+    'hvac_heater_state',
+    'hvac_heat_x2_state',
+    'hvac_heat_x3_state',
+    'hvac_alt_heat_state',
+    'hvac_alt_heat_x2_state',
+    'hvac_emer_heat_state']
+
+_VALID_BINARY_SENSOR_TYPES = BINARY_TYPES + CLIMATE_BINARY_TYPES \
+    + CAMERA_BINARY_TYPES
+_VALID_BINARY_SENSOR_TYPES_WITH_DEPRECATED = _VALID_BINARY_SENSOR_TYPES \
+    + _BINARY_TYPES_DEPRECATED
+
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_SCAN_INTERVAL):
         vol.All(vol.Coerce(int), vol.Range(min=1)),
     vol.Required(CONF_MONITORED_CONDITIONS):
-        vol.All(cv.ensure_list, [vol.In(BINARY_TYPES)]),
+        vol.All(cv.ensure_list,
+                [vol.In(_VALID_BINARY_SENSOR_TYPES_WITH_DEPRECATED)])
 })
 
+_LOGGER = logging.getLogger(__name__)
+
 
 def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup Nest binary sensors."""
-    for structure, device in nest.devices():
-        add_devices([NestBinarySensor(structure, device, variable)
-                     for variable in config[CONF_MONITORED_CONDITIONS]])
+    nest = hass.data[DATA_NEST]
+    conf = config.get(CONF_MONITORED_CONDITIONS, _VALID_BINARY_SENSOR_TYPES)
+
+    for variable in conf:
+        if variable in _BINARY_TYPES_DEPRECATED:
+            wstr = (variable + " is no a longer supported "
+                    "monitored_conditions. See "
+                    "https://home-assistant.io/components/binary_sensor.nest/ "
+                    "for valid options, or remove monitored_conditions "
+                    "entirely to get a reasonable default")
+            _LOGGER.error(wstr)
+
+    sensors = []
+    device_chain = chain(nest.devices(),
+                         nest.protect_devices(),
+                         nest.camera_devices())
+    for structure, device in device_chain:
+        sensors += [NestBinarySensor(structure, device, variable)
+                    for variable in conf
+                    if variable in BINARY_TYPES]
+        sensors += [NestBinarySensor(structure, device, variable)
+                    for variable in conf
+                    if variable in CLIMATE_BINARY_TYPES
+                    and is_thermostat(device)]
+
+        if is_camera(device):
+            sensors += [NestBinarySensor(structure, device, variable)
+                        for variable in conf
+                        if variable in CAMERA_BINARY_TYPES]
+            for activity_zone in device.activity_zones:
+                sensors += [NestActivityZoneSensor(structure,
+                                                   device,
+                                                   activity_zone)]
+
+    add_devices(sensors, True)
 
 
 class NestBinarySensor(NestSensor, BinarySensorDevice):
@@ -46,4 +103,26 @@ class NestBinarySensor(NestSensor, BinarySensorDevice):
     @property
     def is_on(self):
         """True if the binary sensor is on."""
-        return bool(getattr(self.device, self.variable))
+        return self._state
+
+    def update(self):
+        """Retrieve latest state."""
+        self._state = bool(getattr(self.device, self.variable))
+
+
+class NestActivityZoneSensor(NestBinarySensor):
+    """Represents a Nest binary sensor for activity in a zone."""
+
+    def __init__(self, structure, device, zone):
+        """Initialize the sensor."""
+        super(NestActivityZoneSensor, self).__init__(structure, device, None)
+        self.zone = zone
+
+    @property
+    def name(self):
+        """Return the name of the nest, if any."""
+        return "{} {} activity".format(self._name, self.zone.name)
+
+    def update(self):
+        """Retrieve latest state."""
+        self._state = self.device.has_ongoing_motion_in_zone(self.zone.zone_id)

homeassistant/components/binary_sensor/netatmo.py

@@ -13,7 +13,7 @@ from homeassistant.components.binary_sensor import (
     BinarySensorDevice, PLATFORM_SCHEMA)
 from homeassistant.components.netatmo import WelcomeData
 from homeassistant.loader import get_component
-from homeassistant.const import CONF_MONITORED_CONDITIONS
+from homeassistant.const import CONF_MONITORED_CONDITIONS, CONF_TIMEOUT
 from homeassistant.helpers import config_validation as cv
 
 DEPENDENCIES = ["netatmo"]
@@ -33,6 +33,7 @@ CONF_CAMERAS = 'cameras'
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_HOME): cv.string,
+    vol.Optional(CONF_TIMEOUT): cv.positive_int,
     vol.Optional(CONF_CAMERAS, default=[]):
         vol.All(cv.ensure_list, [cv.string]),
     vol.Optional(CONF_MONITORED_CONDITIONS, default=SENSOR_TYPES.keys()):
@@ -45,6 +46,7 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup access to Netatmo binary sensor."""
     netatmo = get_component('netatmo')
     home = config.get(CONF_HOME, None)
+    timeout = config.get(CONF_TIMEOUT, 15)
 
     import lnetatmo
     try:
@@ -62,18 +64,19 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
                camera_name not in config[CONF_CAMERAS]:
                 continue
         for variable in sensors:
-            add_devices([WelcomeBinarySensor(data, camera_name, home,
+            add_devices([WelcomeBinarySensor(data, camera_name, home, timeout,
                                              variable)])
 
 
 class WelcomeBinarySensor(BinarySensorDevice):
     """Represent a single binary sensor in a Netatmo Welcome device."""
 
-    def __init__(self, data, camera_name, home, sensor):
+    def __init__(self, data, camera_name, home, timeout, sensor):
         """Setup for access to the Netatmo camera events."""
         self._data = data
         self._camera_name = camera_name
         self._home = home
+        self._timeout = timeout
         if home:
             self._name = home + ' / ' + camera_name
         else:
@@ -114,14 +117,17 @@ class WelcomeBinarySensor(BinarySensorDevice):
         if self._sensor_name == "Someone known":
             self._state =\
                     self._data.welcomedata.someoneKnownSeen(self._home,
-                                                            self._camera_name)
+                                                            self._camera_name,
+                                                            self._timeout*60)
         elif self._sensor_name == "Someone unknown":
             self._state =\
                 self._data.welcomedata.someoneUnknownSeen(self._home,
-                                                          self._camera_name)
+                                                          self._camera_name,
+                                                          self._timeout*60)
         elif self._sensor_name == "Motion":
             self._state =\
                 self._data.welcomedata.motionDetected(self._home,
-                                                      self._camera_name)
+                                                      self._camera_name,
+                                                      self._timeout*60)
         else:
             return None

homeassistant/components/binary_sensor/nx584.py

@@ -123,7 +123,7 @@ class NX584Watcher(threading.Thread):
         if not zone_sensor:
             return
         zone_sensor._zone['state'] = event['zone_state']
-        zone_sensor.update_ha_state()
+        zone_sensor.schedule_update_ha_state()
 
     def _process_events(self, events):
         for event in events:

homeassistant/components/binary_sensor/octoprint.py

@@ -58,11 +58,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(devices)
 
 
-# pylint: disable=too-many-instance-attributes
 class OctoPrintBinarySensor(BinarySensorDevice):
     """Representation an OctoPrint binary sensor."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, api, condition, sensor_type, sensor_name, unit,
                  endpoint, group, tool=None):
         """Initialize a new OctoPrint sensor."""

homeassistant/components/binary_sensor/rest.py

@@ -41,7 +41,6 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
-# pylint: disable=unused-variable, too-many-locals
 def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the REST binary sensor."""
     name = config.get(CONF_NAME)
@@ -76,7 +75,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         hass, rest, name, sensor_class, value_template)])
 
 
-# pylint: disable=too-many-arguments
 class RestBinarySensor(BinarySensorDevice):
     """Representation of a REST binary sensor."""
 

homeassistant/components/binary_sensor/rpi_gpio.py

@@ -54,7 +54,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(binary_sensors)
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class RPiGPIOBinarySensor(BinarySensorDevice):
     """Represent a binary sensor that uses Raspberry Pi GPIO."""
 
@@ -73,7 +72,7 @@ class RPiGPIOBinarySensor(BinarySensorDevice):
         def read_gpio(port):
             """Read state from GPIO."""
             self._state = rpi_gpio.read_input(self._port)
-            self.update_ha_state()
+            self.schedule_update_ha_state()
 
         rpi_gpio.edge_detect(self._port, read_gpio, self._bouncetime)
 

homeassistant/components/binary_sensor/sleepiq.py

@@ -25,7 +25,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(dev)
 
 
-# pylint: disable=too-many-instance-attributes
 class IsInBedBinarySensor(sleepiq.SleepIQSensor, BinarySensorDevice):
     """Implementation of a SleepIQ presence sensor."""
 

homeassistant/components/binary_sensor/template.py

@@ -63,14 +63,13 @@ def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
         _LOGGER.error('No sensors added')
         return False
 
-    hass.loop.create_task(async_add_devices(sensors))
+    yield from async_add_devices(sensors, True)
     return True
 
 
 class BinarySensorTemplate(BinarySensorDevice):
     """A virtual binary sensor that triggers from another sensor."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, hass, device, friendly_name, sensor_class,
                  value_template, entity_ids):
         """Initialize the Template binary sensor."""
@@ -82,12 +81,10 @@ class BinarySensorTemplate(BinarySensorDevice):
         self._template = value_template
         self._state = None
 
-        self._async_render()
-
         @callback
         def template_bsensor_state_listener(entity, old_state, new_state):
             """Called when the target device changes state."""
-            hass.loop.create_task(self.async_update_ha_state(True))
+            hass.async_add_job(self.async_update_ha_state, True)
 
         async_track_state_change(
             hass, entity_ids, template_bsensor_state_listener)
@@ -115,10 +112,6 @@ class BinarySensorTemplate(BinarySensorDevice):
     @asyncio.coroutine
     def async_update(self):
         """Update the state from the template."""
-        self._async_render()
-
-    def _async_render(self):
-        """Render the state from the template."""
         try:
             self._state = self._template.async_render().lower() == 'true'
         except TemplateError as ex:

homeassistant/components/binary_sensor/threshold.py

@@ -0,0 +1,128 @@
+"""
+Support for monitoring if a sensor value is below/above a threshold.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/sensor.threshold/
+"""
+import asyncio
+import logging
+
+import voluptuous as vol
+
+import homeassistant.helpers.config_validation as cv
+from homeassistant.components.binary_sensor import (
+    BinarySensorDevice, PLATFORM_SCHEMA, SENSOR_CLASSES_SCHEMA)
+from homeassistant.const import (
+    CONF_NAME, CONF_ENTITY_ID, CONF_TYPE, STATE_UNKNOWN, CONF_SENSOR_CLASS,
+    ATTR_ENTITY_ID)
+from homeassistant.core import callback
+from homeassistant.helpers.event import async_track_state_change
+
+_LOGGER = logging.getLogger(__name__)
+
+ATTR_SENSOR_VALUE = 'sensor_value'
+ATTR_THRESHOLD = 'threshold'
+ATTR_TYPE = 'type'
+
+CONF_LOWER = 'lower'
+CONF_THRESHOLD = 'threshold'
+CONF_UPPER = 'upper'
+
+DEFAULT_NAME = 'Threshold'
+
+SENSOR_TYPES = [CONF_LOWER, CONF_UPPER]
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_ENTITY_ID): cv.entity_id,
+    vol.Required(CONF_THRESHOLD): vol.Coerce(float),
+    vol.Required(CONF_TYPE): vol.In(SENSOR_TYPES),
+    vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
+    vol.Optional(CONF_SENSOR_CLASS, default=None): SENSOR_CLASSES_SCHEMA,
+})
+
+
+@asyncio.coroutine
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
+    """Set up the Threshold sensor."""
+    entity_id = config.get(CONF_ENTITY_ID)
+    name = config.get(CONF_NAME)
+    threshold = config.get(CONF_THRESHOLD)
+    limit_type = config.get(CONF_TYPE)
+    sensor_class = config.get(CONF_SENSOR_CLASS)
+
+    yield from async_add_devices(
+        [ThresholdSensor(hass, entity_id, name, threshold, limit_type,
+                         sensor_class)], True)
+    return True
+
+
+class ThresholdSensor(BinarySensorDevice):
+    """Representation of a Threshold sensor."""
+
+    def __init__(self, hass, entity_id, name, threshold, limit_type,
+                 sensor_class):
+        """Initialize the Threshold sensor."""
+        self._hass = hass
+        self._entity_id = entity_id
+        self.is_upper = limit_type == 'upper'
+        self._name = name
+        self._threshold = threshold
+        self._sensor_class = sensor_class
+        self._deviation = False
+        self.sensor_value = 0
+
+        @callback
+        # pylint: disable=invalid-name
+        def async_threshold_sensor_state_listener(
+                entity, old_state, new_state):
+            """Called when the sensor changes state."""
+            if new_state.state == STATE_UNKNOWN:
+                return
+
+            try:
+                self.sensor_value = float(new_state.state)
+            except ValueError:
+                _LOGGER.error("State is not numerical")
+
+            hass.async_add_job(self.async_update_ha_state, True)
+
+        async_track_state_change(
+            hass, entity_id, async_threshold_sensor_state_listener)
+
+    @property
+    def name(self):
+        """Return the name of the sensor."""
+        return self._name
+
+    @property
+    def is_on(self):
+        """Return true if sensor is on."""
+        return self._deviation
+
+    @property
+    def should_poll(self):
+        """No polling needed."""
+        return False
+
+    @property
+    def sensor_class(self):
+        """Return the sensor class of the sensor."""
+        return self._sensor_class
+
+    @property
+    def state_attributes(self):
+        """Return the state attributes of the sensor."""
+        return {
+            ATTR_ENTITY_ID: self._entity_id,
+            ATTR_SENSOR_VALUE: self.sensor_value,
+            ATTR_THRESHOLD: self._threshold,
+            ATTR_TYPE: CONF_UPPER if self.is_upper else CONF_LOWER,
+        }
+
+    @asyncio.coroutine
+    def async_update(self):
+        """Get the latest data and updates the states."""
+        if self.is_upper:
+            self._deviation = bool(self.sensor_value > self._threshold)
+        else:
+            self._deviation = bool(self.sensor_value < self._threshold)

homeassistant/components/binary_sensor/trend.py

@@ -4,8 +4,11 @@ A sensor that monitors trands in other components.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/sensor.trend/
 """
+import asyncio
 import logging
 import voluptuous as vol
+
+from homeassistant.core import callback
 import homeassistant.helpers.config_validation as cv
 
 from homeassistant.components.binary_sensor import (
@@ -72,7 +75,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 class SensorTrend(BinarySensorDevice):
     """Representation of a trend Sensor."""
 
-    # pylint: disable=too-many-arguments, too-many-instance-attributes
     def __init__(self, hass, device_id, friendly_name,
                  target_entity, attribute, sensor_class, invert):
         """Initialize the sensor."""
@@ -88,13 +90,12 @@ class SensorTrend(BinarySensorDevice):
         self.from_state = None
         self.to_state = None
 
-        self.update()
-
+        @callback
         def trend_sensor_state_listener(entity, old_state, new_state):
             """Called when the target device changes state."""
             self.from_state = old_state
             self.to_state = new_state
-            self.update_ha_state(True)
+            hass.async_add_job(self.async_update_ha_state(True))
 
         track_state_change(hass, target_entity,
                            trend_sensor_state_listener)
@@ -119,7 +120,8 @@ class SensorTrend(BinarySensorDevice):
         """No polling needed."""
         return False
 
-    def update(self):
+    @asyncio.coroutine
+    def async_update(self):
         """Get the latest data and update the states."""
         if self.from_state is None or self.to_state is None:
             return

homeassistant/components/binary_sensor/vera.py

@@ -16,9 +16,9 @@ DEPENDENCIES = ['vera']
 _LOGGER = logging.getLogger(__name__)
 
 
-def setup_platform(hass, config, add_devices_callback, discovery_info=None):
+def setup_platform(hass, config, add_devices, discovery_info=None):
     """Perform the setup for Vera controller devices."""
-    add_devices_callback(
+    add_devices(
         VeraBinarySensor(device, VERA_CONTROLLER)
         for device in VERA_DEVICES['binary_sensor'])
 

homeassistant/components/binary_sensor/wemo.py

@@ -45,10 +45,10 @@ class WemoBinarySensor(BinarySensorDevice):
         _LOGGER.info(
             'Subscription update for  %s',
             _device)
+        self.update()
         if not hasattr(self, 'hass'):
-            self.update()
             return
-        self.update_ha_state(True)
+        self.schedule_update_ha_state()
 
     @property
     def should_poll(self):

homeassistant/components/binary_sensor/wink.py

@@ -4,7 +4,6 @@ Support for Wink binary sensors.
 For more details about this platform, please refer to the documentation at
 at https://home-assistant.io/components/binary_sensor.wink/
 """
-import json
 
 from homeassistant.components.binary_sensor import BinarySensorDevice
 from homeassistant.components.sensor.wink import WinkDevice
@@ -33,33 +32,25 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 
     for sensor in pywink.get_sensors():
         if sensor.capability() in SENSOR_TYPES:
-            add_devices([WinkBinarySensorDevice(sensor)])
+            add_devices([WinkBinarySensorDevice(sensor, hass)])
 
     for key in pywink.get_keys():
-        add_devices([WinkBinarySensorDevice(key)])
+        add_devices([WinkBinarySensorDevice(key, hass)])
 
     for sensor in pywink.get_smoke_and_co_detectors():
-        add_devices([WinkBinarySensorDevice(sensor)])
+        add_devices([WinkBinarySensorDevice(sensor, hass)])
 
 
 class WinkBinarySensorDevice(WinkDevice, BinarySensorDevice, Entity):
     """Representation of a Wink binary sensor."""
 
-    def __init__(self, wink):
+    def __init__(self, wink, hass):
         """Initialize the Wink binary sensor."""
-        super().__init__(wink)
+        super().__init__(wink, hass)
         wink = get_component('wink')
         self._unit_of_measurement = self.wink.UNIT
         self.capability = self.wink.capability()
 
-    def _pubnub_update(self, message, channel):
-        if 'data' in message:
-            json_data = json.dumps(message.get('data'))
-        else:
-            json_data = message
-        self.wink.pubnub_update(json.loads(json_data))
-        self.update_ha_state()
-
     @property
     def is_on(self):
         """Return true if the binary sensor is on."""

homeassistant/components/binary_sensor/zwave.py

@@ -96,7 +96,7 @@ class ZWaveBinarySensor(BinarySensorDevice, zwave.ZWaveDeviceEntity, Entity):
         """Called when a value has changed on the network."""
         if self._value.value_id == value.value_id or \
            self._value.node == value.node:
-            self.update_ha_state()
+            self.schedule_update_ha_state()
 
 
 class ZWaveTriggerSensor(ZWaveBinarySensor, Entity):
@@ -112,19 +112,19 @@ class ZWaveTriggerSensor(ZWaveBinarySensor, Entity):
         # If it's active make sure that we set the timeout tracker
         if sensor_value.data:
             track_point_in_time(
-                self._hass, self.update_ha_state,
+                self._hass, self.async_update_ha_state,
                 self.invalidate_after)
 
     def value_changed(self, value):
         """Called when a value has changed on the network."""
         if self._value.value_id == value.value_id:
-            self.update_ha_state()
+            self.schedule_update_ha_state()
             if value.data:
                 # only allow this value to be true for re_arm secs
                 self.invalidate_after = dt_util.utcnow() + datetime.timedelta(
                     seconds=self.re_arm_sec)
                 track_point_in_time(
-                    self._hass, self.update_ha_state,
+                    self._hass, self.async_update_ha_state,
                     self.invalidate_after)
 
     @property

homeassistant/components/bloomsky.py

@@ -33,7 +33,7 @@ CONFIG_SCHEMA = vol.Schema({
 }, extra=vol.ALLOW_EXTRA)
 
 
-# pylint: disable=unused-argument,too-few-public-methods
+# pylint: disable=unused-argument
 def setup(hass, config):
     """Setup BloomSky component."""
     api_key = config[DOMAIN][CONF_API_KEY]

homeassistant/components/calendar/__init__.py

@@ -0,0 +1,183 @@
+"""
+Support for Google Calendar event device sensors.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/calendar/
+
+"""
+import logging
+import re
+
+from homeassistant.components.google import (CONF_OFFSET,
+                                             CONF_DEVICE_ID,
+                                             CONF_NAME)
+from homeassistant.const import STATE_OFF, STATE_ON
+from homeassistant.helpers.config_validation import time_period_str
+from homeassistant.helpers.entity import Entity, generate_entity_id
+from homeassistant.helpers.entity_component import EntityComponent
+from homeassistant.helpers.template import DATE_STR_FORMAT
+from homeassistant.util import dt
+
+_LOGGER = logging.getLogger(__name__)
+
+DOMAIN = 'calendar'
+ENTITY_ID_FORMAT = DOMAIN + '.{}'
+
+
+def setup(hass, config):
+    """Track states and offer events for calendars."""
+    component = EntityComponent(
+        logging.getLogger(__name__), DOMAIN, hass, 60, DOMAIN)
+
+    component.setup(config)
+
+    return True
+
+
+DEFAULT_CONF_TRACK_NEW = True
+DEFAULT_CONF_OFFSET = '!!'
+
+
+# pylint: disable=too-many-instance-attributes
+class CalendarEventDevice(Entity):
+    """A calendar event device."""
+
+    # Classes overloading this must set data to an object
+    # with an update() method
+    data = None
+
+    # pylint: disable=too-many-arguments
+    def __init__(self, hass, data):
+        """Create the Calendar Event Device."""
+        self._name = data.get(CONF_NAME)
+        self.dev_id = data.get(CONF_DEVICE_ID)
+        self._offset = data.get(CONF_OFFSET, DEFAULT_CONF_OFFSET)
+        self.entity_id = generate_entity_id(ENTITY_ID_FORMAT,
+                                            self.dev_id,
+                                            hass=hass)
+
+        self._cal_data = {
+            'all_day': False,
+            'offset_time': dt.dt.timedelta(),
+            'message': '',
+            'start': None,
+            'end': None,
+            'location': '',
+            'description': '',
+        }
+
+        self.update()
+
+    def offset_reached(self):
+        """Have we reached the offset time specified in the event title."""
+        if self._cal_data['start'] is None or \
+           self._cal_data['offset_time'] == dt.dt.timedelta():
+            return False
+
+        return self._cal_data['start'] + self._cal_data['offset_time'] <= \
+            dt.now(self._cal_data['start'].tzinfo)
+
+    @property
+    def name(self):
+        """Return the name of the entity."""
+        return self._name
+
+    @property
+    def device_state_attributes(self):
+        """State Attributes for HA."""
+        start = self._cal_data.get('start', None)
+        end = self._cal_data.get('end', None)
+        start = start.strftime(DATE_STR_FORMAT) if start is not None else None
+        end = end.strftime(DATE_STR_FORMAT) if end is not None else None
+
+        return {
+            'message': self._cal_data.get('message', ''),
+            'all_day': self._cal_data.get('all_day', False),
+            'offset_reached': self.offset_reached(),
+            'start_time': start,
+            'end_time': end,
+            'location': self._cal_data.get('location', None),
+            'description': self._cal_data.get('description', None),
+        }
+
+    @property
+    def state(self):
+        """Return the state of the calendar event."""
+        start = self._cal_data.get('start', None)
+        end = self._cal_data.get('end', None)
+        if start is None or end is None:
+            return STATE_OFF
+
+        now = dt.now()
+
+        if start <= now and end > now:
+            return STATE_ON
+
+        if now >= end:
+            self.cleanup()
+
+        return STATE_OFF
+
+    def cleanup(self):
+        """Cleanup any start/end listeners that were setup."""
+        self._cal_data = {
+            'all_day': False,
+            'offset_time': 0,
+            'message': '',
+            'start': None,
+            'end': None,
+            'location': None,
+            'description': None
+        }
+
+    def update(self):
+        """Search for the next event."""
+        if not self.data or not self.data.update():
+            # update cached, don't do anything
+            return
+
+        if not self.data.event:
+            # we have no event to work on, make sure we're clean
+            self.cleanup()
+            return
+
+        def _get_date(date):
+            """Get the dateTime from date or dateTime as a local."""
+            if 'date' in date:
+                return dt.as_utc(dt.dt.datetime.combine(
+                    dt.parse_date(date['date']), dt.dt.time()))
+            else:
+                return dt.parse_datetime(date['dateTime'])
+
+        start = _get_date(self.data.event['start'])
+        end = _get_date(self.data.event['end'])
+
+        summary = self.data.event['summary']
+
+        # check if we have an offset tag in the message
+        # time is HH:MM or MM
+        reg = '{}([+-]?[0-9]{{0,2}}(:[0-9]{{0,2}})?)'.format(self._offset)
+        search = re.search(reg, summary)
+        if search and search.group(1):
+            time = search.group(1)
+            if ':' not in time:
+                if time[0] == '+' or time[0] == '-':
+                    time = '{}0:{}'.format(time[0], time[1:])
+                else:
+                    time = '0:{}'.format(time)
+
+            offset_time = time_period_str(time)
+            summary = (summary[:search.start()] + summary[search.end():]) \
+                .strip()
+        else:
+            offset_time = dt.dt.timedelta()  # default it
+
+        # cleanup the string so we don't have a bunch of double+ spaces
+        self._cal_data['message'] = re.sub('  +', '', summary).strip()
+
+        self._cal_data['offset_time'] = offset_time
+        self._cal_data['location'] = self.data.event.get('location', '')
+        self._cal_data['description'] = self.data.event.get('description', '')
+        self._cal_data['start'] = start
+        self._cal_data['end'] = end
+        self._cal_data['all_day'] = 'date' in self.data.event['start']

homeassistant/components/calendar/demo.py

@@ -0,0 +1,82 @@
+"""
+Demo platform that has two fake binary sensors.
+
+For more details about this platform, please refer to the documentation
+https://home-assistant.io/components/demo/
+"""
+import homeassistant.util.dt as dt_util
+from homeassistant.components.calendar import CalendarEventDevice
+from homeassistant.components.google import CONF_DEVICE_ID, CONF_NAME
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Setup the Demo binary sensor platform."""
+    calendar_data_future = DemoGoogleCalendarDataFuture()
+    calendar_data_current = DemoGoogleCalendarDataCurrent()
+    add_devices([
+        DemoGoogleCalendar(hass, calendar_data_future, {
+            CONF_NAME: 'Future Event',
+            CONF_DEVICE_ID: 'future_event',
+        }),
+
+        DemoGoogleCalendar(hass, calendar_data_current, {
+            CONF_NAME: 'Current Event',
+            CONF_DEVICE_ID: 'current_event',
+        }),
+    ])
+
+
+class DemoGoogleCalendarData(object):
+    """Setup base class for data."""
+
+    # pylint: disable=no-self-use
+    def update(self):
+        """Return true so entity knows we have new data."""
+        return True
+
+
+class DemoGoogleCalendarDataFuture(DemoGoogleCalendarData):
+    """Setup future data event."""
+
+    def __init__(self):
+        """Set the event to a future event."""
+        one_hour_from_now = dt_util.now() \
+            + dt_util.dt.timedelta(minutes=30)
+        self.event = {
+            'start': {
+                'dateTime': one_hour_from_now.isoformat()
+            },
+            'end': {
+                'dateTime': (one_hour_from_now + dt_util.dt.
+                             timedelta(minutes=60)).isoformat()
+            },
+            'summary': 'Future Event',
+        }
+
+
+class DemoGoogleCalendarDataCurrent(DemoGoogleCalendarData):
+    """Create a current event we're in the middle of."""
+
+    def __init__(self):
+        """Set the event data."""
+        middle_of_event = dt_util.now() \
+            - dt_util.dt.timedelta(minutes=30)
+        self.event = {
+            'start': {
+                'dateTime': middle_of_event.isoformat()
+            },
+            'end': {
+                'dateTime': (middle_of_event + dt_util.dt.
+                             timedelta(minutes=60)).isoformat()
+            },
+            'summary': 'Current Event',
+        }
+
+
+class DemoGoogleCalendar(CalendarEventDevice):
+    """A Demo binary sensor."""
+
+    def __init__(self, hass, calendar_data, data):
+        """The same as a google calendar but without the api calls."""
+        self.data = calendar_data
+        super().__init__(hass, data)

homeassistant/components/calendar/google.py

@@ -0,0 +1,79 @@
+"""
+Support for Google Calendar Search binary sensors.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/binary_sensor.google_calendar/
+"""
+# pylint: disable=import-error
+import logging
+from datetime import timedelta
+
+from homeassistant.components.calendar import CalendarEventDevice
+from homeassistant.components.google import (CONF_CAL_ID, CONF_ENTITIES,
+                                             CONF_TRACK, TOKEN_FILE,
+                                             GoogleCalendarService)
+from homeassistant.util import Throttle, dt
+
+DEFAULT_GOOGLE_SEARCH_PARAMS = {
+    'orderBy': 'startTime',
+    'maxResults': 1,
+    'singleEvents': True,
+}
+
+# Return cached results if last scan was less then this time ago
+MIN_TIME_BETWEEN_UPDATES = timedelta(minutes=15)
+
+_LOGGER = logging.getLogger(__name__)
+
+
+def setup_platform(hass, config, add_devices, disc_info=None):
+    """Setup the calendar platform for event devices."""
+    if disc_info is None:
+        return
+
+    if not any([data[CONF_TRACK] for data in disc_info[CONF_ENTITIES]]):
+        return
+
+    calendar_service = GoogleCalendarService(hass.config.path(TOKEN_FILE))
+    add_devices([GoogleCalendarEventDevice(hass, calendar_service,
+                                           disc_info[CONF_CAL_ID], data)
+                 for data in disc_info[CONF_ENTITIES] if data[CONF_TRACK]])
+
+
+# pylint: disable=too-many-instance-attributes
+class GoogleCalendarEventDevice(CalendarEventDevice):
+    """A calendar event device."""
+
+    def __init__(self, hass, calendar_service, calendar, data):
+        """Create the Calendar event device."""
+        self.data = GoogleCalendarData(calendar_service, calendar,
+                                       data.get('search', None))
+        super().__init__(hass, data)
+
+
+class GoogleCalendarData(object):
+    """Class to utilize calendar service object to get next event."""
+
+    def __init__(self, calendar_service, calendar_id, search=None):
+        """Setup how we are going to search the google calendar."""
+        self.calendar_service = calendar_service
+        self.calendar_id = calendar_id
+        self.search = search
+        self.event = None
+
+    @Throttle(MIN_TIME_BETWEEN_UPDATES)
+    def update(self):
+        """Get the latest data."""
+        service = self.calendar_service.get()
+        params = dict(DEFAULT_GOOGLE_SEARCH_PARAMS)
+        params['timeMin'] = dt.utcnow().isoformat('T')
+        params['calendarId'] = self.calendar_id
+        if self.search:
+            params['q'] = self.search
+
+        events = service.events()  # pylint: disable=no-member
+        result = events.list(**params).execute()
+
+        items = result.get('items', [])
+        self.event = items[0] if len(items) == 1 else None
+        return True

homeassistant/components/camera/__init__.py

@@ -5,13 +5,15 @@ Component to interface with cameras.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/camera/
 """
+import asyncio
 import logging
-import time
+
+from aiohttp import web
 
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.helpers.config_validation import PLATFORM_SCHEMA  # noqa
-from homeassistant.components.http import HomeAssistantView
+from homeassistant.components.http import HomeAssistantView, KEY_AUTHENTICATED
 
 DOMAIN = 'camera'
 DEPENDENCIES = ['http']
@@ -25,17 +27,16 @@ STATE_IDLE = 'idle'
 ENTITY_IMAGE_URL = '/api/camera_proxy/{0}?token={1}'
 
 
-# pylint: disable=too-many-branches
-def setup(hass, config):
+@asyncio.coroutine
+def async_setup(hass, config):
     """Setup the camera component."""
     component = EntityComponent(
         logging.getLogger(__name__), DOMAIN, hass, SCAN_INTERVAL)
 
-    hass.wsgi.register_view(CameraImageView(hass, component.entities))
-    hass.wsgi.register_view(CameraMjpegStream(hass, component.entities))
-
-    component.setup(config)
+    hass.http.register_view(CameraImageView(component.entities))
+    hass.http.register_view(CameraMjpegStream(component.entities))
 
+    yield from component.async_setup(config)
     return True
 
 
@@ -80,33 +81,58 @@ class Camera(Entity):
         """Return bytes of camera image."""
         raise NotImplementedError()
 
-    def mjpeg_stream(self, response):
-        """Generate an HTTP MJPEG stream from camera images."""
-        def stream():
-            """Stream images as mjpeg stream."""
-            try:
-                last_image = None
-                while True:
-                    img_bytes = self.camera_image()
+    @asyncio.coroutine
+    def async_camera_image(self):
+        """Return bytes of camera image.
 
-                    if img_bytes is not None and img_bytes != last_image:
-                        yield bytes(
-                            '--jpegboundary\r\n'
-                            'Content-Type: image/jpeg\r\n'
-                            'Content-Length: {}\r\n\r\n'.format(
-                                len(img_bytes)), 'utf-8') + img_bytes + b'\r\n'
+        This method must be run in the event loop.
+        """
+        image = yield from self.hass.loop.run_in_executor(
+            None, self.camera_image)
+        return image
 
-                        last_image = img_bytes
+    @asyncio.coroutine
+    def handle_async_mjpeg_stream(self, request):
+        """Generate an HTTP MJPEG stream from camera images.
 
-                    time.sleep(0.5)
-            except GeneratorExit:
-                pass
+        This method must be run in the event loop.
+        """
+        response = web.StreamResponse()
 
-        return response(
-            stream(),
-            content_type=('multipart/x-mixed-replace; '
-                          'boundary=--jpegboundary')
-        )
+        response.content_type = ('multipart/x-mixed-replace; '
+                                 'boundary=--jpegboundary')
+        yield from response.prepare(request)
+
+        def write(img_bytes):
+            """Write image to stream."""
+            response.write(bytes(
+                '--jpegboundary\r\n'
+                'Content-Type: image/jpeg\r\n'
+                'Content-Length: {}\r\n\r\n'.format(
+                    len(img_bytes)), 'utf-8') + img_bytes + b'\r\n')
+
+        last_image = None
+
+        try:
+            while True:
+                img_bytes = yield from self.async_camera_image()
+                if not img_bytes:
+                    break
+
+                if img_bytes is not None and img_bytes != last_image:
+                    write(img_bytes)
+
+                    # Chrome seems to always ignore first picture,
+                    # print it twice.
+                    if last_image is None:
+                        write(img_bytes)
+
+                    last_image = img_bytes
+                    yield from response.drain()
+
+                yield from asyncio.sleep(.5)
+        finally:
+            yield from response.write_eof()
 
     @property
     def state(self):
@@ -139,27 +165,29 @@ class CameraView(HomeAssistantView):
 
     requires_auth = False
 
-    def __init__(self, hass, entities):
+    def __init__(self, entities):
         """Initialize a basic camera view."""
-        super().__init__(hass)
         self.entities = entities
 
+    @asyncio.coroutine
     def get(self, request, entity_id):
         """Start a get request."""
         camera = self.entities.get(entity_id)
 
         if camera is None:
-            return self.Response(status=404)
+            return web.Response(status=404)
 
-        authenticated = (request.authenticated or
-                         request.args.get('token') == camera.access_token)
+        authenticated = (request[KEY_AUTHENTICATED] or
+                         request.GET.get('token') == camera.access_token)
 
         if not authenticated:
-            return self.Response(status=401)
+            return web.Response(status=401)
 
-        return self.handle(camera)
+        response = yield from self.handle(request, camera)
+        return response
 
-    def handle(self, camera):
+    @asyncio.coroutine
+    def handle(self, request, camera):
         """Hanlde the camera request."""
         raise NotImplementedError()
 
@@ -167,25 +195,27 @@ class CameraView(HomeAssistantView):
 class CameraImageView(CameraView):
     """Camera view to serve an image."""
 
-    url = "/api/camera_proxy/<entity(domain=camera):entity_id>"
+    url = "/api/camera_proxy/{entity_id}"
     name = "api:camera:image"
 
-    def handle(self, camera):
+    @asyncio.coroutine
+    def handle(self, request, camera):
         """Serve camera image."""
-        response = camera.camera_image()
+        image = yield from camera.async_camera_image()
 
-        if response is None:
-            return self.Response(status=500)
+        if image is None:
+            return web.Response(status=500)
 
-        return self.Response(response)
+        return web.Response(body=image)
 
 
 class CameraMjpegStream(CameraView):
     """Camera View to serve an MJPEG stream."""
 
-    url = "/api/camera_proxy_stream/<entity(domain=camera):entity_id>"
+    url = "/api/camera_proxy_stream/{entity_id}"
     name = "api:camera:stream"
 
-    def handle(self, camera):
+    @asyncio.coroutine
+    def handle(self, request, camera):
         """Serve camera image."""
-        return camera.mjpeg_stream(self.Response)
+        yield from camera.handle_async_mjpeg_stream(request)

homeassistant/components/camera/amcrest.py

@@ -0,0 +1,79 @@
+"""
+This component provides basic support for Amcrest IP cameras.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/camera.amcrest/
+"""
+import logging
+
+import voluptuous as vol
+
+import homeassistant.loader as loader
+from homeassistant.components.camera import (Camera, PLATFORM_SCHEMA)
+from homeassistant.const import (
+    CONF_HOST, CONF_NAME, CONF_USERNAME, CONF_PASSWORD, CONF_PORT)
+from homeassistant.helpers import config_validation as cv
+
+REQUIREMENTS = ['amcrest==1.0.0']
+
+_LOGGER = logging.getLogger(__name__)
+
+DEFAULT_PORT = 80
+DEFAULT_NAME = 'Amcrest Camera'
+
+NOTIFICATION_ID = 'amcrest_notification'
+NOTIFICATION_TITLE = 'Amcrest Camera Setup'
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_HOST): cv.string,
+    vol.Required(CONF_USERNAME): cv.string,
+    vol.Required(CONF_PASSWORD): cv.string,
+    vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
+    vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
+})
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Set up an Amcrest IP Camera."""
+    from amcrest import AmcrestCamera
+    data = AmcrestCamera(
+        config.get(CONF_HOST), config.get(CONF_PORT),
+        config.get(CONF_USERNAME), config.get(CONF_PASSWORD))
+
+    persistent_notification = loader.get_component('persistent_notification')
+    try:
+        data.camera.current_time
+    # pylint: disable=broad-except
+    except Exception as ex:
+        _LOGGER.error("Unable to connect to Amcrest camera: %s", str(ex))
+        persistent_notification.create(
+            hass, 'Error: {}<br />'
+            'You will need to restart hass after fixing.'
+            ''.format(ex),
+            title=NOTIFICATION_TITLE,
+            notification_id=NOTIFICATION_ID)
+        return False
+
+    add_devices([AmcrestCam(config, data)])
+    return True
+
+
+class AmcrestCam(Camera):
+    """An implementation of an Amcrest IP camera."""
+
+    def __init__(self, device_info, data):
+        """Initialize an Amcrest camera."""
+        super(AmcrestCam, self).__init__()
+        self._name = device_info.get(CONF_NAME)
+        self._data = data
+
+    def camera_image(self):
+        """Return a still image reponse from the camera."""
+        # Send the request to snap a picture and return raw jpg data
+        response = self._data.camera.snapshot()
+        return response.data
+
+    @property
+    def name(self):
+        """Return the name of this camera."""
+        return self._name

homeassistant/components/camera/ffmpeg.py

@@ -4,15 +4,18 @@ Support for Cameras with FFmpeg as decoder.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/camera.ffmpeg/
 """
+import asyncio
 import logging
 
 import voluptuous as vol
+from aiohttp import web
 
-from homeassistant.components.camera import (Camera, PLATFORM_SCHEMA)
+from homeassistant.components.camera import Camera, PLATFORM_SCHEMA
 from homeassistant.components.ffmpeg import (
-    run_test, get_binary, CONF_INPUT, CONF_EXTRA_ARGUMENTS)
+    async_run_test, get_binary, CONF_INPUT, CONF_EXTRA_ARGUMENTS)
 import homeassistant.helpers.config_validation as cv
 from homeassistant.const import CONF_NAME
+from homeassistant.util.async import run_coroutine_threadsafe
 
 DEPENDENCIES = ['ffmpeg']
 
@@ -27,17 +30,18 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
-def setup_platform(hass, config, add_devices, discovery_info=None):
+@asyncio.coroutine
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Setup a FFmpeg Camera."""
-    if not run_test(config.get(CONF_INPUT)):
+    if not async_run_test(hass, config.get(CONF_INPUT)):
         return
-    add_devices([FFmpegCamera(config)])
+    yield from async_add_devices([FFmpegCamera(hass, config)])
 
 
 class FFmpegCamera(Camera):
     """An implementation of an FFmpeg camera."""
 
-    def __init__(self, config):
+    def __init__(self, hass, config):
         """Initialize a FFmpeg camera."""
         super().__init__()
         self._name = config.get(CONF_NAME)
@@ -45,24 +49,44 @@ class FFmpegCamera(Camera):
         self._extra_arguments = config.get(CONF_EXTRA_ARGUMENTS)
 
     def camera_image(self):
+        """Return bytes of camera image."""
+        return run_coroutine_threadsafe(
+            self.async_camera_image(), self.hass.loop).result()
+
+    @asyncio.coroutine
+    def async_camera_image(self):
         """Return a still image response from the camera."""
-        from haffmpeg import ImageSingle, IMAGE_JPEG
-        ffmpeg = ImageSingle(get_binary())
+        from haffmpeg import ImageSingleAsync, IMAGE_JPEG
+        ffmpeg = ImageSingleAsync(get_binary(), loop=self.hass.loop)
 
-        return ffmpeg.get_image(self._input, output_format=IMAGE_JPEG,
-                                extra_cmd=self._extra_arguments)
+        image = yield from ffmpeg.get_image(
+            self._input, output_format=IMAGE_JPEG,
+            extra_cmd=self._extra_arguments)
+        return image
 
-    def mjpeg_stream(self, response):
+    @asyncio.coroutine
+    def handle_async_mjpeg_stream(self, request):
         """Generate an HTTP MJPEG stream from the camera."""
-        from haffmpeg import CameraMjpeg
+        from haffmpeg import CameraMjpegAsync
 
-        stream = CameraMjpeg(get_binary())
-        stream.open_camera(self._input, extra_cmd=self._extra_arguments)
-        return response(
-            stream,
-            mimetype='multipart/x-mixed-replace;boundary=ffserver',
-            direct_passthrough=True
-        )
+        stream = CameraMjpegAsync(get_binary(), loop=self.hass.loop)
+        yield from stream.open_camera(
+            self._input, extra_cmd=self._extra_arguments)
+
+        response = web.StreamResponse()
+        response.content_type = 'multipart/x-mixed-replace;boundary=ffserver'
+
+        yield from response.prepare(request)
+
+        try:
+            while True:
+                data = yield from stream.read(102400)
+                if not data:
+                    break
+                response.write(data)
+        finally:
+            self.hass.async_add_job(stream.close())
+            yield from response.write_eof()
 
     @property
     def name(self):

homeassistant/components/camera/foscam.py

@@ -36,7 +36,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices([FoscamCamera(config)])
 
 
-# pylint: disable=too-many-instance-attributes
 class FoscamCamera(Camera):
     """An implementation of a Foscam IP camera."""
 

homeassistant/components/camera/generic.py

@@ -4,10 +4,13 @@ Support for IP Cameras.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/camera.generic/
 """
+import asyncio
 import logging
 
+import aiohttp
+import async_timeout
 import requests
-from requests.auth import HTTPBasicAuth, HTTPDigestAuth
+from requests.auth import HTTPDigestAuth
 import voluptuous as vol
 
 from homeassistant.const import (
@@ -15,7 +18,9 @@ from homeassistant.const import (
     HTTP_BASIC_AUTHENTICATION, HTTP_DIGEST_AUTHENTICATION)
 from homeassistant.exceptions import TemplateError
 from homeassistant.components.camera import (PLATFORM_SCHEMA, Camera)
+from homeassistant.helpers.aiohttp_client import async_get_clientsession
 from homeassistant.helpers import config_validation as cv
+from homeassistant.util.async import run_coroutine_threadsafe
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -35,13 +40,13 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
+@asyncio.coroutine
 # pylint: disable=unused-argument
-def setup_platform(hass, config, add_devices, discovery_info=None):
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Setup a generic IP Camera."""
-    add_devices([GenericCamera(hass, config)])
+    yield from async_add_devices([GenericCamera(hass, config)])
 
 
-# pylint: disable=too-many-instance-attributes
 class GenericCamera(Camera):
     """A generic implementation of an IP camera."""
 
@@ -49,6 +54,7 @@ class GenericCamera(Camera):
         """Initialize a generic camera."""
         super().__init__()
         self.hass = hass
+        self._authentication = device_info.get(CONF_AUTHENTICATION)
         self._name = device_info.get(CONF_NAME)
         self._still_image_url = device_info[CONF_STILL_IMAGE_URL]
         self._still_image_url.hass = hass
@@ -58,10 +64,10 @@ class GenericCamera(Camera):
         password = device_info.get(CONF_PASSWORD)
 
         if username and password:
-            if device_info[CONF_AUTHENTICATION] == HTTP_DIGEST_AUTHENTICATION:
+            if self._authentication == HTTP_DIGEST_AUTHENTICATION:
                 self._auth = HTTPDigestAuth(username, password)
             else:
-                self._auth = HTTPBasicAuth(username, password)
+                self._auth = aiohttp.BasicAuth(username, password=password)
         else:
             self._auth = None
 
@@ -69,9 +75,15 @@ class GenericCamera(Camera):
         self._last_image = None
 
     def camera_image(self):
+        """Return bytes of camera image."""
+        return run_coroutine_threadsafe(
+            self.async_camera_image(), self.hass.loop).result()
+
+    @asyncio.coroutine
+    def async_camera_image(self):
         """Return a still image response from the camera."""
         try:
-            url = self._still_image_url.render()
+            url = self._still_image_url.async_render()
         except TemplateError as err:
             _LOGGER.error('Error parsing template %s: %s',
                           self._still_image_url, err)
@@ -80,16 +92,40 @@ class GenericCamera(Camera):
         if url == self._last_url and self._limit_refetch:
             return self._last_image
 
-        kwargs = {'timeout': 10, 'auth': self._auth}
+        # aiohttp don't support DigestAuth yet
+        if self._authentication == HTTP_DIGEST_AUTHENTICATION:
+            def fetch():
+                """Read image from a URL."""
+                try:
+                    response = requests.get(url, timeout=10, auth=self._auth)
+                    return response.content
+                except requests.exceptions.RequestException as error:
+                    _LOGGER.error('Error getting camera image: %s', error)
+                    return self._last_image
 
-        try:
-            response = requests.get(url, **kwargs)
-        except requests.exceptions.RequestException as error:
-            _LOGGER.error('Error getting camera image: %s', error)
-            return None
+            self._last_image = yield from self.hass.loop.run_in_executor(
+                None, fetch)
+        # async
+        else:
+            response = None
+            try:
+                websession = async_get_clientsession(self.hass)
+                with async_timeout.timeout(10, loop=self.hass.loop):
+                    response = yield from websession.get(
+                        url, auth=self._auth)
+                self._last_image = yield from response.read()
+            except asyncio.TimeoutError:
+                _LOGGER.error('Timeout getting camera image')
+                return self._last_image
+            except (aiohttp.errors.ClientError,
+                    aiohttp.errors.ClientDisconnectedError) as err:
+                _LOGGER.error('Error getting new camera image: %s', err)
+                return self._last_image
+            finally:
+                if response is not None:
+                    self.hass.async_add_job(response.release())
 
         self._last_url = url
-        self._last_image = response.content
         return self._last_image
 
     @property

homeassistant/components/camera/mjpeg.py

@@ -4,9 +4,14 @@ Support for IP Cameras.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/camera.mjpeg/
 """
+import asyncio
 import logging
 from contextlib import closing
 
+import aiohttp
+from aiohttp import web
+from aiohttp.web_exceptions import HTTPGatewayTimeout
+import async_timeout
 import requests
 from requests.auth import HTTPBasicAuth, HTTPDigestAuth
 import voluptuous as vol
@@ -15,6 +20,7 @@ from homeassistant.const import (
     CONF_NAME, CONF_USERNAME, CONF_PASSWORD, CONF_AUTHENTICATION,
     HTTP_BASIC_AUTHENTICATION, HTTP_DIGEST_AUTHENTICATION)
 from homeassistant.components.camera import (PLATFORM_SCHEMA, Camera)
+from homeassistant.helpers.aiohttp_client import async_get_clientsession
 from homeassistant.helpers import config_validation as cv
 
 _LOGGER = logging.getLogger(__name__)
@@ -34,10 +40,11 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
+@asyncio.coroutine
 # pylint: disable=unused-argument
-def setup_platform(hass, config, add_devices, discovery_info=None):
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Setup a MJPEG IP Camera."""
-    add_devices([MjpegCamera(config)])
+    yield from async_add_devices([MjpegCamera(hass, config)])
 
 
 def extract_image_from_mjpeg(stream):
@@ -52,11 +59,10 @@ def extract_image_from_mjpeg(stream):
             return jpg
 
 
-# pylint: disable=too-many-instance-attributes
 class MjpegCamera(Camera):
     """An implementation of an IP camera that is reachable over a URL."""
 
-    def __init__(self, device_info):
+    def __init__(self, hass, device_info):
         """Initialize a MJPEG camera."""
         super().__init__()
         self._name = device_info.get(CONF_NAME)
@@ -65,32 +71,64 @@ class MjpegCamera(Camera):
         self._password = device_info.get(CONF_PASSWORD)
         self._mjpeg_url = device_info[CONF_MJPEG_URL]
 
-    def camera_stream(self):
-        """Return a MJPEG stream image response directly from the camera."""
+        self._auth = None
+        if self._username and self._password:
+            if self._authentication == HTTP_BASIC_AUTHENTICATION:
+                self._auth = aiohttp.BasicAuth(
+                    self._username, password=self._password
+                )
+
+    def camera_image(self):
+        """Return a still image response from the camera."""
         if self._username and self._password:
             if self._authentication == HTTP_DIGEST_AUTHENTICATION:
                 auth = HTTPDigestAuth(self._username, self._password)
             else:
                 auth = HTTPBasicAuth(self._username, self._password)
-            return requests.get(self._mjpeg_url,
-                                auth=auth,
-                                stream=True, timeout=10)
+            req = requests.get(
+                self._mjpeg_url, auth=auth, stream=True, timeout=10)
         else:
-            return requests.get(self._mjpeg_url, stream=True, timeout=10)
+            req = requests.get(self._mjpeg_url, stream=True, timeout=10)
 
-    def camera_image(self):
-        """Return a still image response from the camera."""
-        with closing(self.camera_stream()) as response:
-            return extract_image_from_mjpeg(response.iter_content(1024))
+        with closing(req) as response:
+            return extract_image_from_mjpeg(response.iter_content(102400))
 
-    def mjpeg_stream(self, response):
+    @asyncio.coroutine
+    def handle_async_mjpeg_stream(self, request):
         """Generate an HTTP MJPEG stream from the camera."""
-        stream = self.camera_stream()
-        return response(
-            stream.iter_content(chunk_size=1024),
-            mimetype=stream.headers[CONTENT_TYPE_HEADER],
-            direct_passthrough=True
-        )
+        # aiohttp don't support DigestAuth -> Fallback
+        if self._authentication == HTTP_DIGEST_AUTHENTICATION:
+            yield from super().handle_async_mjpeg_stream(request)
+            return
+
+        # connect to stream
+        websession = async_get_clientsession(self.hass)
+        stream = None
+        response = None
+        try:
+            with async_timeout.timeout(10, loop=self.hass.loop):
+                stream = yield from websession.get(self._mjpeg_url,
+                                                   auth=self._auth)
+
+            response = web.StreamResponse()
+            response.content_type = stream.headers.get(CONTENT_TYPE_HEADER)
+
+            yield from response.prepare(request)
+
+            while True:
+                data = yield from stream.content.read(102400)
+                if not data:
+                    break
+                response.write(data)
+
+        except asyncio.TimeoutError:
+            raise HTTPGatewayTimeout()
+
+        finally:
+            if stream is not None:
+                self.hass.async_add_job(stream.release())
+            if response is not None:
+                yield from response.write_eof()
 
     @property
     def name(self):

homeassistant/components/camera/nest.py

@@ -0,0 +1,108 @@
+"""
+Support for Nest Cameras.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/camera.nest/
+"""
+import logging
+from datetime import timedelta
+
+import requests
+
+import homeassistant.components.nest as nest
+from homeassistant.components.camera import (PLATFORM_SCHEMA, Camera)
+from homeassistant.util.dt import utcnow
+
+_LOGGER = logging.getLogger(__name__)
+
+DEPENDENCIES = ['nest']
+
+NEST_BRAND = 'Nest'
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({})
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Set up a Nest Cam."""
+    if discovery_info is None:
+        return
+    camera_devices = hass.data[nest.DATA_NEST].camera_devices()
+    cameras = [NestCamera(structure, device)
+               for structure, device in camera_devices]
+    add_devices(cameras, True)
+
+
+class NestCamera(Camera):
+    """Representation of a Nest Camera."""
+
+    def __init__(self, structure, device):
+        """Initialize a Nest Camera."""
+        super(NestCamera, self).__init__()
+        self.structure = structure
+        self.device = device
+        self._location = None
+        self._name = None
+        self._is_online = None
+        self._is_streaming = None
+        self._is_video_history_enabled = False
+        # Default to non-NestAware subscribed, but will be fixed during update
+        self._time_between_snapshots = timedelta(seconds=30)
+        self._last_image = None
+        self._next_snapshot_at = None
+
+    @property
+    def name(self):
+        """Return the name of the nest, if any."""
+        return self._name
+
+    @property
+    def should_poll(self):
+        """Nest camera should poll periodically."""
+        return True
+
+    @property
+    def is_recording(self):
+        """Return true if the device is recording."""
+        return self._is_streaming
+
+    @property
+    def brand(self):
+        """Return the brand of the camera."""
+        return NEST_BRAND
+
+    # This doesn't seem to be getting called regularly, for some reason
+    def update(self):
+        """Cache value from Python-nest."""
+        self._location = self.device.where
+        self._name = self.device.name
+        self._is_online = self.device.is_online
+        self._is_streaming = self.device.is_streaming
+        self._is_video_history_enabled = self.device.is_video_history_enabled
+
+        if self._is_video_history_enabled:
+            # NestAware allowed 10/min
+            self._time_between_snapshots = timedelta(seconds=6)
+        else:
+            # Otherwise, 2/min
+            self._time_between_snapshots = timedelta(seconds=30)
+
+    def _ready_for_snapshot(self, now):
+        return (self._next_snapshot_at is None or
+                now > self._next_snapshot_at)
+
+    def camera_image(self):
+        """Return a still image response from the camera."""
+        now = utcnow()
+        if self._ready_for_snapshot(now):
+            url = self.device.snapshot_url
+
+            try:
+                response = requests.get(url)
+            except requests.exceptions.RequestException as error:
+                _LOGGER.error("Error getting camera image: %s", error)
+                return None
+
+            self._next_snapshot_at = now + self._time_between_snapshots
+            self._last_image = response.content
+
+        return self._last_image

homeassistant/components/camera/rpi_camera.py

@@ -12,7 +12,8 @@ import shutil
 import voluptuous as vol
 
 from homeassistant.components.camera import (Camera, PLATFORM_SCHEMA)
-from homeassistant.const import (CONF_NAME, CONF_FILE_PATH)
+from homeassistant.const import (CONF_NAME, CONF_FILE_PATH,
+                                 EVENT_HOMEASSISTANT_STOP)
 from homeassistant.helpers import config_validation as cv
 
 _LOGGER = logging.getLogger(__name__)
@@ -35,7 +36,7 @@ DEFAULT_TIMELAPSE = 1000
 DEFAULT_VERTICAL_FLIP = 0
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
-    vol.Optional(CONF_FILE_PATH): cv.isfile,
+    vol.Optional(CONF_FILE_PATH): cv.string,
     vol.Optional(CONF_HORIZONTAL_FLIP, default=DEFAULT_HORIZONTAL_FLIP):
         vol.All(vol.Coerce(int), vol.Range(min=0, max=1)),
     vol.Optional(CONF_IMAGE_HEIGHT, default=DEFAULT_HORIZONTAL_FLIP):
@@ -53,6 +54,13 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 })
 
 
+def kill_raspistill(*args):
+    """Kill any previously running raspistill process.."""
+    subprocess.Popen(['killall', 'raspistill'],
+                     stdout=subprocess.DEVNULL,
+                     stderr=subprocess.STDOUT)
+
+
 def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the Raspberry Camera."""
     if shutil.which("raspistill") is None:
@@ -75,11 +83,20 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         }
     )
 
-    if not os.access(setup_config[CONF_FILE_PATH], os.W_OK):
+    hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, kill_raspistill)
+
+    try:
+        # Try to create an empty file (or open existing) to ensure we have
+        # proper permissions.
+        open(setup_config[CONF_FILE_PATH], 'a').close()
+
+        add_devices([RaspberryCamera(setup_config)])
+    except PermissionError:
         _LOGGER.error("File path is not writable")
         return False
-
-    add_devices([RaspberryCamera(setup_config)])
+    except FileNotFoundError:
+        _LOGGER.error("Could not create output file (missing directory?)")
+        return False
 
 
 class RaspberryCamera(Camera):
@@ -93,9 +110,7 @@ class RaspberryCamera(Camera):
         self._config = device_info
 
         # Kill if there's raspistill instance
-        subprocess.Popen(['killall', 'raspistill'],
-                         stdout=subprocess.DEVNULL,
-                         stderr=subprocess.STDOUT)
+        kill_raspistill()
 
         cmd_args = [
             'raspistill', '--nopreview', '-o', device_info[CONF_FILE_PATH],

homeassistant/components/camera/synology.py

@@ -4,28 +4,33 @@ Support for Synology Surveillance Station Cameras.
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/camera.synology/
 """
+import asyncio
 import logging
 
 import voluptuous as vol
 
-import requests
+import aiohttp
+from aiohttp import web
+from aiohttp.web_exceptions import HTTPGatewayTimeout
+import async_timeout
 
 from homeassistant.const import (
     CONF_NAME, CONF_USERNAME, CONF_PASSWORD,
-    CONF_URL, CONF_WHITELIST)
+    CONF_URL, CONF_WHITELIST, CONF_VERIFY_SSL)
 from homeassistant.components.camera import (
     Camera, PLATFORM_SCHEMA)
+from homeassistant.helpers.aiohttp_client import (
+    async_get_clientsession, async_create_clientsession)
 import homeassistant.helpers.config_validation as cv
+from homeassistant.util.async import run_coroutine_threadsafe
 
 _LOGGER = logging.getLogger(__name__)
 
-#  pylint: disable=too-many-locals
 DEFAULT_NAME = 'Synology Camera'
 DEFAULT_STREAM_ID = '0'
 TIMEOUT = 5
 CONF_CAMERA_NAME = 'camera_name'
 CONF_STREAM_ID = 'stream_id'
-CONF_VALID_CERT = 'valid_cert'
 
 QUERY_CGI = 'query.cgi'
 QUERY_API = 'SYNO.API.Info'
@@ -38,6 +43,7 @@ WEBAPI_PATH = '/webapi/'
 AUTH_PATH = 'auth.cgi'
 CAMERA_PATH = 'camera.cgi'
 STREAMING_PATH = 'SurveillanceStation/videoStreaming.cgi'
+CONTENT_TYPE_HEADER = 'Content-Type'
 
 SYNO_API_URL = '{0}{1}{2}'
 
@@ -47,175 +53,234 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Required(CONF_PASSWORD): cv.string,
     vol.Required(CONF_URL): cv.string,
     vol.Optional(CONF_WHITELIST, default=[]): cv.ensure_list,
-    vol.Optional(CONF_VALID_CERT, default=True): cv.boolean,
+    vol.Optional(CONF_VERIFY_SSL, default=True): cv.boolean,
 })
 
 
-def setup_platform(hass, config, add_devices, discovery_info=None):
+@asyncio.coroutine
+def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Setup a Synology IP Camera."""
+    verify_ssl = config.get(CONF_VERIFY_SSL)
+    websession_init = async_get_clientsession(hass, verify_ssl)
+
     # Determine API to use for authentication
-    syno_api_url = SYNO_API_URL.format(config.get(CONF_URL),
-                                       WEBAPI_PATH,
-                                       QUERY_CGI)
-    query_payload = {'api': QUERY_API,
-                     'method': 'Query',
-                     'version': '1',
-                     'query': 'SYNO.'}
-    query_req = requests.get(syno_api_url,
-                             params=query_payload,
-                             verify=config.get(CONF_VALID_CERT),
-                             timeout=TIMEOUT)
-    query_resp = query_req.json()
-    auth_path = query_resp['data'][AUTH_API]['path']
-    camera_api = query_resp['data'][CAMERA_API]['path']
-    camera_path = query_resp['data'][CAMERA_API]['path']
-    streaming_path = query_resp['data'][STREAMING_API]['path']
+    syno_api_url = SYNO_API_URL.format(
+        config.get(CONF_URL), WEBAPI_PATH, QUERY_CGI)
+
+    query_payload = {
+        'api': QUERY_API,
+        'method': 'Query',
+        'version': '1',
+        'query': 'SYNO.'
+    }
+    query_req = None
+    try:
+        with async_timeout.timeout(TIMEOUT, loop=hass.loop):
+            query_req = yield from websession_init.get(
+                syno_api_url,
+                params=query_payload
+            )
+
+        query_resp = yield from query_req.json()
+        auth_path = query_resp['data'][AUTH_API]['path']
+        camera_api = query_resp['data'][CAMERA_API]['path']
+        camera_path = query_resp['data'][CAMERA_API]['path']
+        streaming_path = query_resp['data'][STREAMING_API]['path']
+
+    except (asyncio.TimeoutError, aiohttp.errors.ClientError):
+        _LOGGER.exception("Error on %s", syno_api_url)
+        return False
+
+    finally:
+        if query_req is not None:
+            yield from query_req.release()
 
     # Authticate to NAS to get a session id
-    syno_auth_url = SYNO_API_URL.format(config.get(CONF_URL),
-                                        WEBAPI_PATH,
-                                        auth_path)
-    session_id = get_session_id(config.get(CONF_USERNAME),
-                                config.get(CONF_PASSWORD),
-                                syno_auth_url,
-                                config.get(CONF_VALID_CERT))
+    syno_auth_url = SYNO_API_URL.format(
+        config.get(CONF_URL), WEBAPI_PATH, auth_path)
+
+    session_id = yield from get_session_id(
+        hass,
+        websession_init,
+        config.get(CONF_USERNAME),
+        config.get(CONF_PASSWORD),
+        syno_auth_url
+    )
+
+    # init websession
+    websession = async_create_clientsession(
+        hass, verify_ssl, cookies={'id': session_id})
 
     # Use SessionID to get cameras in system
-    syno_camera_url = SYNO_API_URL.format(config.get(CONF_URL),
-                                          WEBAPI_PATH,
-                                          camera_api)
-    camera_payload = {'api': CAMERA_API,
-                      'method': 'List',
-                      'version': '1'}
-    camera_req = requests.get(syno_camera_url,
-                              params=camera_payload,
-                              verify=config.get(CONF_VALID_CERT),
-                              timeout=TIMEOUT,
-                              cookies={'id': session_id})
-    camera_resp = camera_req.json()
+    syno_camera_url = SYNO_API_URL.format(
+        config.get(CONF_URL), WEBAPI_PATH, camera_api)
+
+    camera_payload = {
+        'api': CAMERA_API,
+        'method': 'List',
+        'version': '1'
+    }
+    try:
+        with async_timeout.timeout(TIMEOUT, loop=hass.loop):
+            camera_req = yield from websession.get(
+                syno_camera_url,
+                params=camera_payload
+            )
+    except (asyncio.TimeoutError, aiohttp.errors.ClientError):
+        _LOGGER.exception("Error on %s", syno_camera_url)
+        return False
+
+    camera_resp = yield from camera_req.json()
     cameras = camera_resp['data']['cameras']
+    yield from camera_req.release()
+
+    # add cameras
+    devices = []
     for camera in cameras:
         if not config.get(CONF_WHITELIST):
             camera_id = camera['id']
             snapshot_path = camera['snapshot_path']
 
-            add_devices([SynologyCamera(config,
-                                        camera_id,
-                                        camera['name'],
-                                        snapshot_path,
-                                        streaming_path,
-                                        camera_path,
-                                        auth_path)])
+            device = SynologyCamera(
+                hass,
+                websession,
+                config,
+                camera_id,
+                camera['name'],
+                snapshot_path,
+                streaming_path,
+                camera_path,
+                auth_path
+            )
+            devices.append(device)
+
+    yield from async_add_devices(devices)
 
 
-def get_session_id(username, password, login_url, valid_cert):
+@asyncio.coroutine
+def get_session_id(hass, websession, username, password, login_url):
     """Get a session id."""
-    auth_payload = {'api': AUTH_API,
-                    'method': 'Login',
-                    'version': '2',
-                    'account': username,
-                    'passwd': password,
-                    'session': 'SurveillanceStation',
-                    'format': 'sid'}
-    auth_req = requests.get(login_url,
-                            params=auth_payload,
-                            verify=valid_cert,
-                            timeout=TIMEOUT)
-    auth_resp = auth_req.json()
-    return auth_resp['data']['sid']
+    auth_payload = {
+        'api': AUTH_API,
+        'method': 'Login',
+        'version': '2',
+        'account': username,
+        'passwd': password,
+        'session': 'SurveillanceStation',
+        'format': 'sid'
+    }
+    auth_req = None
+    try:
+        with async_timeout.timeout(TIMEOUT, loop=hass.loop):
+            auth_req = yield from websession.get(
+                login_url,
+                params=auth_payload
+            )
+        auth_resp = yield from auth_req.json()
+        return auth_resp['data']['sid']
+
+    except (asyncio.TimeoutError, aiohttp.errors.ClientError):
+        _LOGGER.exception("Error on %s", login_url)
+        return False
+
+    finally:
+        if auth_req is not None:
+            yield from auth_req.release()
 
 
-# pylint: disable=too-many-instance-attributes
 class SynologyCamera(Camera):
     """An implementation of a Synology NAS based IP camera."""
 
-# pylint: disable=too-many-arguments
-    def __init__(self, config, camera_id, camera_name,
-                 snapshot_path, streaming_path, camera_path, auth_path):
+    def __init__(self, hass, websession, config, camera_id,
+                 camera_name, snapshot_path, streaming_path, camera_path,
+                 auth_path):
         """Initialize a Synology Surveillance Station camera."""
         super().__init__()
+        self.hass = hass
+        self._websession = websession
         self._name = camera_name
-        self._username = config.get(CONF_USERNAME)
-        self._password = config.get(CONF_PASSWORD)
         self._synology_url = config.get(CONF_URL)
-        self._api_url = config.get(CONF_URL) + 'webapi/'
-        self._login_url = config.get(CONF_URL) + '/webapi/' + 'auth.cgi'
         self._camera_name = config.get(CONF_CAMERA_NAME)
         self._stream_id = config.get(CONF_STREAM_ID)
-        self._valid_cert = config.get(CONF_VALID_CERT)
         self._camera_id = camera_id
         self._snapshot_path = snapshot_path
         self._streaming_path = streaming_path
         self._camera_path = camera_path
         self._auth_path = auth_path
 
-        self._session_id = get_session_id(self._username,
-                                          self._password,
-                                          self._login_url,
-                                          self._valid_cert)
-
-    def get_sid(self):
-        """Get a session id."""
-        auth_payload = {'api': AUTH_API,
-                        'method': 'Login',
-                        'version': '2',
-                        'account': self._username,
-                        'passwd': self._password,
-                        'session': 'SurveillanceStation',
-                        'format': 'sid'}
-        auth_req = requests.get(self._login_url,
-                                params=auth_payload,
-                                verify=self._valid_cert,
-                                timeout=TIMEOUT)
-        auth_resp = auth_req.json()
-        self._session_id = auth_resp['data']['sid']
-
     def camera_image(self):
+        """Return bytes of camera image."""
+        return run_coroutine_threadsafe(
+            self.async_camera_image(), self.hass.loop).result()
+
+    @asyncio.coroutine
+    def async_camera_image(self):
         """Return a still image response from the camera."""
-        image_url = SYNO_API_URL.format(self._synology_url,
-                                        WEBAPI_PATH,
-                                        self._camera_path)
-        image_payload = {'api': CAMERA_API,
-                         'method': 'GetSnapshot',
-                         'version': '1',
-                         'cameraId': self._camera_id}
+        image_url = SYNO_API_URL.format(
+            self._synology_url, WEBAPI_PATH, self._camera_path)
+
+        image_payload = {
+            'api': CAMERA_API,
+            'method': 'GetSnapshot',
+            'version': '1',
+            'cameraId': self._camera_id
+        }
         try:
-            response = requests.get(image_url,
-                                    params=image_payload,
-                                    timeout=TIMEOUT,
-                                    verify=self._valid_cert,
-                                    cookies={'id': self._session_id})
-        except requests.exceptions.RequestException as error:
-            _LOGGER.error('Error getting camera image: %s', error)
+            with async_timeout.timeout(TIMEOUT, loop=self.hass.loop):
+                response = yield from self._websession.get(
+                    image_url,
+                    params=image_payload
+                )
+        except (asyncio.TimeoutError, aiohttp.errors.ClientError):
+            _LOGGER.exception("Error on %s", image_url)
             return None
 
-        return response.content
+        image = yield from response.read()
+        yield from response.release()
 
-    def camera_stream(self):
+        return image
+
+    @asyncio.coroutine
+    def handle_async_mjpeg_stream(self, request):
         """Return a MJPEG stream image response directly from the camera."""
-        streaming_url = SYNO_API_URL.format(self._synology_url,
-                                            WEBAPI_PATH,
-                                            self._streaming_path)
-        streaming_payload = {'api': STREAMING_API,
-                             'method': 'Stream',
-                             'version': '1',
-                             'cameraId': self._camera_id,
-                             'format': 'mjpeg'}
-        response = requests.get(streaming_url,
-                                payload=streaming_payload,
-                                stream=True,
-                                timeout=TIMEOUT,
-                                cookies={'id': self._session_id})
-        return response
+        streaming_url = SYNO_API_URL.format(
+            self._synology_url, WEBAPI_PATH, self._streaming_path)
 
-    def mjpeg_steam(self, response):
-        """Generate an HTTP MJPEG Stream from the Synology NAS."""
-        stream = self.camera_stream()
-        return response(
-            stream.iter_content(chunk_size=1024),
-            mimetype=stream.headers['CONTENT_TYPE_HEADER'],
-            direct_passthrough=True
-        )
+        streaming_payload = {
+            'api': STREAMING_API,
+            'method': 'Stream',
+            'version': '1',
+            'cameraId': self._camera_id,
+            'format': 'mjpeg'
+        }
+        stream = None
+        response = None
+        try:
+            with async_timeout.timeout(TIMEOUT, loop=self.hass.loop):
+                stream = yield from self._websession.get(
+                    streaming_url,
+                    params=streaming_payload
+                )
+            response = web.StreamResponse()
+            response.content_type = stream.headers.get(CONTENT_TYPE_HEADER)
+
+            yield from response.prepare(request)
+
+            while True:
+                data = yield from stream.content.read(102400)
+                if not data:
+                    break
+                response.write(data)
+
+        except (asyncio.TimeoutError, aiohttp.errors.ClientError):
+            _LOGGER.exception("Error on %s", streaming_url)
+            raise HTTPGatewayTimeout()
+
+        finally:
+            if stream is not None:
+                self.hass.async_add_job(stream.release())
+            if response is not None:
+                yield from response.write_eof()
 
     @property
     def name(self):

homeassistant/components/climate/__init__.py

@@ -58,6 +58,11 @@ ATTR_OPERATION_LIST = "operation_list"
 ATTR_SWING_MODE = "swing_mode"
 ATTR_SWING_LIST = "swing_list"
 
+# The degree of precision for each platform
+PRECISION_WHOLE = 1
+PRECISION_HALVES = 0.5
+PRECISION_TENTHS = 0.1
+
 CONVERTIBLE_ATTRIBUTE = [
     ATTR_TEMPERATURE,
     ATTR_TARGET_TEMP_LOW,
@@ -123,7 +128,6 @@ def set_aux_heat(hass, aux_heat, entity_id=None):
     hass.services.call(DOMAIN, SERVICE_SET_AUX_HEAT, data)
 
 
-# pylint: disable=too-many-arguments
 def set_temperature(hass, temperature=None, entity_id=None,
                     target_temp_high=None, target_temp_low=None,
                     operation_mode=None):
@@ -181,7 +185,6 @@ def set_swing_mode(hass, swing_mode, entity_id=None):
     hass.services.call(DOMAIN, SERVICE_SET_SWING_MODE, data)
 
 
-# pylint: disable=too-many-branches
 def setup(hass, config):
     """Setup climate devices."""
     component = EntityComponent(_LOGGER, DOMAIN, hass, SCAN_INTERVAL)
@@ -364,7 +367,7 @@ def setup(hass, config):
 class ClimateDevice(Entity):
     """Representation of a climate device."""
 
-    # pylint: disable=too-many-public-methods,no-self-use
+    # pylint: disable=no-self-use
     @property
     def state(self):
         """Return the current state."""
@@ -373,6 +376,14 @@ class ClimateDevice(Entity):
         else:
             return STATE_UNKNOWN
 
+    @property
+    def precision(self):
+        """Return the precision of the system."""
+        if self.unit_of_measurement == TEMP_CELSIUS:
+            return PRECISION_TENTHS
+        else:
+            return PRECISION_WHOLE
+
     @property
     def state_attributes(self):
         """Return the optional state attributes."""
@@ -564,16 +575,18 @@ class ClimateDevice(Entity):
 
     def _convert_for_display(self, temp):
         """Convert temperature into preferred units for display purposes."""
-        if temp is None or not isinstance(temp, Number):
+        if (temp is None or not isinstance(temp, Number) or
+                self.temperature_unit == self.unit_of_measurement):
             return temp
 
         value = convert_temperature(temp, self.temperature_unit,
                                     self.unit_of_measurement)
 
-        if self.unit_of_measurement is TEMP_CELSIUS:
-            decimal_count = 1
+        # Round in the units appropriate
+        if self.precision == PRECISION_HALVES:
+            return round(value * 2) / 2.0
+        elif self.precision == PRECISION_TENTHS:
+            return round(value, 1)
         else:
-            # Users of fahrenheit generally expect integer units.
-            decimal_count = 0
-
-        return round(value, decimal_count)
+            # PRECISION_WHOLE as a fall back
+            return round(value)

homeassistant/components/climate/demo.py

@@ -21,11 +21,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     ])
 
 
-# pylint: disable=too-many-arguments, too-many-public-methods
 class DemoClimate(ClimateDevice):
     """Representation of a demo climate device."""
 
-    # pylint: disable=too-many-instance-attributes
     def __init__(self, name, target_temperature, unit_of_measurement,
                  away, current_temperature, current_fan_mode,
                  target_humidity, current_humidity, current_swing_mode,

homeassistant/components/climate/ecobee.py

@@ -72,7 +72,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         schema=SET_FAN_MIN_ON_TIME_SCHEMA)
 
 
-# pylint: disable=too-many-public-methods, abstract-method
 class Thermostat(ClimateDevice):
     """A thermostat class for Ecobee."""
 

homeassistant/components/climate/eq3btsmart.py

@@ -42,7 +42,7 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(devices)
 
 
-# pylint: disable=too-many-instance-attributes, import-error, abstract-method
+# pylint: disable=import-error
 class EQ3BTSmartThermostat(ClimateDevice):
     """Representation of a eQ-3 Bluetooth Smart thermostat."""
 

homeassistant/components/climate/generic_thermostat.py

@@ -21,10 +21,10 @@ _LOGGER = logging.getLogger(__name__)
 
 DEPENDENCIES = ['switch', 'sensor']
 
-TOL_TEMP = 0.3
+DEFAULT_TOLERANCE = 0.3
+DEFAULT_NAME = 'Generic Thermostat'
 
 CONF_NAME = 'name'
-DEFAULT_NAME = 'Generic Thermostat'
 CONF_HEATER = 'heater'
 CONF_SENSOR = 'target_sensor'
 CONF_MIN_TEMP = 'min_temp'
@@ -32,6 +32,7 @@ CONF_MAX_TEMP = 'max_temp'
 CONF_TARGET_TEMP = 'target_temp'
 CONF_AC_MODE = 'ac_mode'
 CONF_MIN_DUR = 'min_cycle_duration'
+CONF_TOLERANCE = 'tolerance'
 
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
@@ -42,6 +43,7 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_MIN_DUR): vol.All(cv.time_period, cv.positive_timedelta),
     vol.Optional(CONF_MIN_TEMP): vol.Coerce(float),
     vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
+    vol.Optional(CONF_TOLERANCE, default=DEFAULT_TOLERANCE): vol.Coerce(float),
     vol.Optional(CONF_TARGET_TEMP): vol.Coerce(float),
 })
 
@@ -56,25 +58,26 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     target_temp = config.get(CONF_TARGET_TEMP)
     ac_mode = config.get(CONF_AC_MODE)
     min_cycle_duration = config.get(CONF_MIN_DUR)
+    tolerance = config.get(CONF_TOLERANCE)
 
     add_devices([GenericThermostat(
         hass, name, heater_entity_id, sensor_entity_id, min_temp, max_temp,
-        target_temp, ac_mode, min_cycle_duration)])
+        target_temp, ac_mode, min_cycle_duration, tolerance)])
 
 
-# pylint: disable=too-many-instance-attributes, abstract-method
 class GenericThermostat(ClimateDevice):
     """Representation of a GenericThermostat device."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, hass, name, heater_entity_id, sensor_entity_id,
-                 min_temp, max_temp, target_temp, ac_mode, min_cycle_duration):
+                 min_temp, max_temp, target_temp, ac_mode, min_cycle_duration,
+                 tolerance):
         """Initialize the thermostat."""
         self.hass = hass
         self._name = name
         self.heater_entity_id = heater_entity_id
         self.ac_mode = ac_mode
         self.min_cycle_duration = min_cycle_duration
+        self._tolerance = tolerance
 
         self._active = False
         self._cur_temp = None
@@ -147,7 +150,7 @@ class GenericThermostat(ClimateDevice):
     def max_temp(self):
         """Return the maximum temperature."""
         # pylint: disable=no-member
-        if self._min_temp:
+        if self._max_temp:
             return self._max_temp
         else:
             # Get default temp from super class
@@ -160,7 +163,7 @@ class GenericThermostat(ClimateDevice):
 
         self._update_temp(new_state)
         self._control_heating()
-        self.update_ha_state()
+        self.schedule_update_ha_state()
 
     def _update_temp(self, state):
         """Update thermostat with latest state from sensor."""
@@ -195,7 +198,7 @@ class GenericThermostat(ClimateDevice):
                 return
 
         if self.ac_mode:
-            too_hot = self._cur_temp - self._target_temp > TOL_TEMP
+            too_hot = self._cur_temp - self._target_temp > self._tolerance
             is_cooling = self._is_device_active
             if too_hot and not is_cooling:
                 _LOGGER.info('Turning on AC %s', self.heater_entity_id)
@@ -204,7 +207,7 @@ class GenericThermostat(ClimateDevice):
                 _LOGGER.info('Turning off AC %s', self.heater_entity_id)
                 switch.turn_off(self.hass, self.heater_entity_id)
         else:
-            too_cold = self._target_temp - self._cur_temp > TOL_TEMP
+            too_cold = self._target_temp - self._cur_temp > self._tolerance
             is_heating = self._is_device_active
 
             if too_cold and not is_heating:

homeassistant/components/climate/heatmiser.py

@@ -56,7 +56,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 class HeatmiserV3Thermostat(ClimateDevice):
     """Representation of a HeatmiserV3 thermostat."""
 
-    # pylint: disable=too-many-instance-attributes, abstract-method
     def __init__(self, heatmiser, device, name, serport):
         """Initialize the thermostat."""
         self.heatmiser = heatmiser

homeassistant/components/climate/homematic.py

@@ -5,10 +5,11 @@ For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/climate.homematic/
 """
 import logging
-import homeassistant.components.homematic as homematic
 from homeassistant.components.climate import ClimateDevice, STATE_AUTO
+from homeassistant.components.homematic import HMDevice
 from homeassistant.util.temperature import convert
 from homeassistant.const import TEMP_CELSIUS, STATE_UNKNOWN, ATTR_TEMPERATURE
+from homeassistant.loader import get_component
 
 DEPENDENCIES = ['homematic']
 
@@ -29,15 +30,16 @@ def setup_platform(hass, config, add_callback_devices, discovery_info=None):
     if discovery_info is None:
         return
 
+    homematic = get_component("homematic")
     return homematic.setup_hmdevice_discovery_helper(
+        hass,
         HMThermostat,
         discovery_info,
         add_callback_devices
     )
 
 
-# pylint: disable=abstract-method
-class HMThermostat(homematic.HMDevice, ClimateDevice):
+class HMThermostat(HMDevice, ClimateDevice):
     """Representation of a Homematic thermostat."""
 
     @property
@@ -95,13 +97,9 @@ class HMThermostat(homematic.HMDevice, ClimateDevice):
     def set_temperature(self, **kwargs):
         """Set new target temperature."""
         temperature = kwargs.get(ATTR_TEMPERATURE)
-        if not self.available:
+        if not self.available or temperature is None:
             return None
-        if temperature is None:
-            return
 
-        if self.current_operation == STATE_AUTO:
-            return self._hmdevice.actionNodeData('MANU_MODE', temperature)
         self._hmdevice.set_temperature(temperature)
 
     def set_operation_mode(self, operation_mode):

homeassistant/components/climate/honeywell.py

@@ -100,7 +100,6 @@ def _setup_us(username, password, config, add_devices):
 class RoundThermostat(ClimateDevice):
     """Representation of a Honeywell Round Connected thermostat."""
 
-    # pylint: disable=too-many-instance-attributes, abstract-method
     def __init__(self, device, zone_id, master, away_temp):
         """Initialize the thermostat."""
         self.device = device
@@ -197,7 +196,6 @@ class RoundThermostat(ClimateDevice):
             self._is_dhw = False
 
 
-# pylint: disable=abstract-method
 class HoneywellUSThermostat(ClimateDevice):
     """Representation of a Honeywell US Thermostat."""
 
@@ -225,7 +223,6 @@ class HoneywellUSThermostat(ClimateDevice):
     @property
     def current_temperature(self):
         """Return the current temperature."""
-        self._device.refresh()
         return self._device.current_temperature
 
     @property
@@ -276,3 +273,7 @@ class HoneywellUSThermostat(ClimateDevice):
         """Set the system mode (Cool, Heat, etc)."""
         if hasattr(self._device, ATTR_SYSTEM_MODE):
             self._device.system_mode = operation_mode
+
+    def update(self):
+        """Update the state."""
+        self._device.refresh()

homeassistant/components/climate/knx.py

@@ -56,6 +56,8 @@ class KNXThermostat(KNXMultiAddressDevice, ClimateDevice):
         self._unit_of_measurement = TEMP_CELSIUS  # KNX always used celsius
         self._away = False  # not yet supported
         self._is_fan_on = False  # not yet supported
+        self._current_temp = None
+        self._target_temp = None
 
     @property
     def should_poll(self):
@@ -70,16 +72,12 @@ class KNXThermostat(KNXMultiAddressDevice, ClimateDevice):
     @property
     def current_temperature(self):
         """Return the current temperature."""
-        from knxip.conversion import knx2_to_float
-
-        return knx2_to_float(self.value('temperature'))
+        return self._current_temp
 
     @property
     def target_temperature(self):
         """Return the temperature we try to reach."""
-        from knxip.conversion import knx2_to_float
-
-        return knx2_to_float(self.value('setpoint'))
+        return self._target_temp
 
     def set_temperature(self, **kwargs):
         """Set new target temperature."""
@@ -94,3 +92,12 @@ class KNXThermostat(KNXMultiAddressDevice, ClimateDevice):
     def set_operation_mode(self, operation_mode):
         """Set operation mode."""
         raise NotImplementedError()
+
+    def update(self):
+        """Update KNX climate."""
+        from knxip.conversion import knx2_to_float
+
+        super().update()
+
+        self._current_temp = knx2_to_float(self.value('temperature'))
+        self._target_temp = knx2_to_float(self.value('setpoint'))

homeassistant/components/climate/mysensors.py

@@ -24,7 +24,12 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the mysensors climate."""
     if discovery_info is None:
         return
-    for gateway in mysensors.GATEWAYS.values():
+
+    gateways = hass.data.get(mysensors.MYSENSORS_GATEWAYS)
+    if not gateways:
+        return
+
+    for gateway in gateways:
         if float(gateway.protocol_version) < 1.5:
             continue
         pres = gateway.const.Presentation
@@ -37,7 +42,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
             map_sv_types, devices, add_devices, MySensorsHVAC))
 
 
-# pylint: disable=too-many-arguments, too-many-public-methods
 class MySensorsHVAC(mysensors.MySensorsDeviceEntity, ClimateDevice):
     """Representation of a MySensorsHVAC hvac."""
 

homeassistant/components/climate/nest.py

@@ -5,14 +5,17 @@ For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/climate.nest/
 """
 import logging
+
 import voluptuous as vol
-import homeassistant.components.nest as nest
+
+from homeassistant.components.nest import DATA_NEST
 from homeassistant.components.climate import (
     STATE_AUTO, STATE_COOL, STATE_HEAT, ClimateDevice,
     PLATFORM_SCHEMA, ATTR_TARGET_TEMP_HIGH, ATTR_TARGET_TEMP_LOW,
     ATTR_TEMPERATURE)
 from homeassistant.const import (
-    TEMP_CELSIUS, CONF_SCAN_INTERVAL, STATE_ON, STATE_OFF, STATE_UNKNOWN)
+    TEMP_CELSIUS, TEMP_FAHRENHEIT,
+    CONF_SCAN_INTERVAL, STATE_ON, STATE_OFF, STATE_UNKNOWN)
 
 DEPENDENCIES = ['nest']
 _LOGGER = logging.getLogger(__name__)
@@ -22,15 +25,25 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
         vol.All(vol.Coerce(int), vol.Range(min=1)),
 })
 
+STATE_ECO = 'eco'
+STATE_HEAT_COOL = 'heat-cool'
+
 
 def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the Nest thermostat."""
+    _LOGGER.debug("Setting up nest thermostat")
+    if discovery_info is None:
+        return
+
     temp_unit = hass.config.units.temperature_unit
-    add_devices([NestThermostat(structure, device, temp_unit)
-                 for structure, device in nest.devices()])
+
+    add_devices(
+        [NestThermostat(structure, device, temp_unit)
+         for structure, device in hass.data[DATA_NEST].devices()],
+        True
+    )
 
 
-# pylint: disable=abstract-method,too-many-public-methods
 class NestThermostat(ClimateDevice):
     """Representation of a Nest thermostat."""
 
@@ -54,98 +67,93 @@ class NestThermostat(ClimateDevice):
         if self.device.can_heat and self.device.can_cool:
             self._operation_list.append(STATE_AUTO)
 
+        self._operation_list.append(STATE_ECO)
+
+        # feature of device
+        self._has_fan = self.device.has_fan
+
+        # data attributes
+        self._away = None
+        self._location = None
+        self._name = None
+        self._humidity = None
+        self._target_temperature = None
+        self._temperature = None
+        self._temperature_scale = None
+        self._mode = None
+        self._fan = None
+        self._eco_temperature = None
+        self._is_locked = None
+        self._locked_temperature = None
+
     @property
     def name(self):
         """Return the name of the nest, if any."""
-        location = self.device.where
-        name = self.device.name
-        if location is None:
-            return name
-        else:
-            if name == '':
-                return location.capitalize()
-            else:
-                return location.capitalize() + '(' + name + ')'
+        return self._name
 
     @property
     def temperature_unit(self):
         """Return the unit of measurement."""
-        return TEMP_CELSIUS
-
-    @property
-    def device_state_attributes(self):
-        """Return the device specific state attributes."""
-        if self.device.has_humidifier or self.device.has_dehumidifier:
-            # Move these to Thermostat Device and make them global
-            return {
-                "humidity": self.device.humidity,
-                "target_humidity": self.device.target_humidity,
-            }
-        else:
-            # No way to control humidity not show setting
-            return {}
+        return self._temperature_scale
 
     @property
     def current_temperature(self):
         """Return the current temperature."""
-        return self.device.temperature
+        return self._temperature
 
     @property
     def current_operation(self):
         """Return current operation ie. heat, cool, idle."""
-        if self.device.mode == 'cool':
-            return STATE_COOL
-        elif self.device.mode == 'heat':
-            return STATE_HEAT
-        elif self.device.mode == 'range':
+        if self._mode in [STATE_HEAT, STATE_COOL, STATE_OFF, STATE_ECO]:
+            return self._mode
+        elif self._mode == STATE_HEAT_COOL:
             return STATE_AUTO
-        elif self.device.mode == 'off':
-            return STATE_OFF
         else:
             return STATE_UNKNOWN
 
     @property
     def target_temperature(self):
         """Return the temperature we try to reach."""
-        if self.device.mode != 'range' and not self.is_away_mode_on:
-            return self.device.target
+        if self._mode != STATE_HEAT_COOL and not self.is_away_mode_on:
+            return self._target_temperature
         else:
             return None
 
     @property
     def target_temperature_low(self):
         """Return the lower bound temperature we try to reach."""
-        if self.is_away_mode_on and self.device.away_temperature[0]:
-            # away_temperature is always a low, high tuple
-            return self.device.away_temperature[0]
-        if self.device.mode == 'range':
-            return self.device.target[0]
+        if (self.is_away_mode_on or self._mode == STATE_ECO) and \
+                self._eco_temperature[0]:
+            # eco_temperature is always a low, high tuple
+            return self._eco_temperature[0]
+        if self._mode == STATE_HEAT_COOL:
+            return self._target_temperature[0]
         else:
             return None
 
     @property
     def target_temperature_high(self):
         """Return the upper bound temperature we try to reach."""
-        if self.is_away_mode_on and self.device.away_temperature[1]:
-            # away_temperature is always a low, high tuple
-            return self.device.away_temperature[1]
-        if self.device.mode == 'range':
-            return self.device.target[1]
+        if (self.is_away_mode_on or self._mode == STATE_ECO) and \
+                self._eco_temperature[1]:
+            # eco_temperature is always a low, high tuple
+            return self._eco_temperature[1]
+        if self._mode == STATE_HEAT_COOL:
+            return self._target_temperature[1]
         else:
             return None
 
     @property
     def is_away_mode_on(self):
         """Return if away mode is on."""
-        return self.structure.away
+        return self._away
 
     def set_temperature(self, **kwargs):
         """Set new target temperature."""
         target_temp_low = kwargs.get(ATTR_TARGET_TEMP_LOW)
         target_temp_high = kwargs.get(ATTR_TARGET_TEMP_HIGH)
         if target_temp_low is not None and target_temp_high is not None:
-
-            if self.device.mode == 'range':
+            if self._mode == STATE_HEAT_COOL:
                 temp = (target_temp_low, target_temp_high)
         else:
             temp = kwargs.get(ATTR_TEMPERATURE)
@@ -154,14 +162,11 @@ class NestThermostat(ClimateDevice):
 
     def set_operation_mode(self, operation_mode):
         """Set operation mode."""
-        if operation_mode == STATE_HEAT:
-            self.device.mode = 'heat'
-        elif operation_mode == STATE_COOL:
-            self.device.mode = 'cool'
+        if operation_mode in [STATE_HEAT, STATE_COOL, STATE_OFF, STATE_ECO]:
+            device_mode = operation_mode
         elif operation_mode == STATE_AUTO:
-            self.device.mode = 'range'
-        elif operation_mode == STATE_OFF:
-            self.device.mode = 'off'
+            device_mode = STATE_HEAT_COOL
+        self.device.mode = device_mode
 
     @property
     def operation_list(self):
@@ -179,9 +184,9 @@ class NestThermostat(ClimateDevice):
     @property
     def current_fan_mode(self):
         """Return whether the fan is on."""
-        if self.device.has_fan:
+        if self._has_fan:
             # Return whether the fan is on
-            return STATE_ON if self.device.fan else STATE_AUTO
+            return STATE_ON if self._fan else STATE_AUTO
         else:
             # No Fan available so disable slider
             return None
@@ -198,21 +203,33 @@ class NestThermostat(ClimateDevice):
     @property
     def min_temp(self):
         """Identify min_temp in Nest API or defaults if not available."""
-        temp = self.device.away_temperature.low
-        if temp is None:
-            return super().min_temp
+        if self._is_locked:
+            return self._locked_temperature[0]
         else:
-            return temp
+            return None
 
     @property
     def max_temp(self):
         """Identify max_temp in Nest API or defaults if not available."""
-        temp = self.device.away_temperature.high
-        if temp is None:
-            return super().max_temp
+        if self._is_locked:
+            return self._locked_temperature[1]
         else:
-            return temp
+            return None
 
     def update(self):
-        """Python-nest has its own mechanism for staying up to date."""
-        pass
+        """Cache value from Python-nest."""
+        self._location = self.device.where
+        self._name = self.device.name
+        self._humidity = self.device.humidity,
+        self._temperature = self.device.temperature
+        self._mode = self.device.mode
+        self._target_temperature = self.device.target
+        self._fan = self.device.fan
+        self._away = self.structure.away == 'away'
+        self._eco_temperature = self.device.eco_temperature
+        self._locked_temperature = self.device.locked_temperature
+        self._is_locked = self.device.is_locked
+        if self.device.temperature == 'C':
+            self._temperature_scale = TEMP_CELSIUS
+        else:
+            self._temperature_scale = TEMP_FAHRENHEIT

homeassistant/components/climate/netatmo.py

@@ -54,7 +54,6 @@ def setup_platform(hass, config, add_callback_devices, discovery_info=None):
         return None
 
 
-# pylint: disable=abstract-method
 class NetatmoThermostat(ClimateDevice):
     """Representation a Netatmo thermostat."""
 

homeassistant/components/climate/proliphix.py

@@ -7,12 +7,13 @@ https://home-assistant.io/components/climate.proliphix/
 import voluptuous as vol
 
 from homeassistant.components.climate import (
-    STATE_COOL, STATE_HEAT, STATE_IDLE, ClimateDevice, PLATFORM_SCHEMA)
+    PRECISION_TENTHS, STATE_COOL, STATE_HEAT, STATE_IDLE,
+    ClimateDevice, PLATFORM_SCHEMA)
 from homeassistant.const import (
     CONF_HOST, CONF_PASSWORD, CONF_USERNAME, TEMP_FAHRENHEIT, ATTR_TEMPERATURE)
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ['proliphix==0.4.0']
+REQUIREMENTS = ['proliphix==0.4.1']
 
 ATTR_FAN = 'fan'
 
@@ -36,7 +37,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices([ProliphixThermostat(pdp)])
 
 
-# pylint: disable=abstract-method
 class ProliphixThermostat(ClimateDevice):
     """Representation a Proliphix thermostat."""
 
@@ -61,6 +61,15 @@ class ProliphixThermostat(ClimateDevice):
         """Return the name of the thermostat."""
         return self._name
 
+    @property
+    def precision(self):
+        """Return the precision of the system.
+
+        Proliphix temperature values are passed back and forth in the
+        API as tenths of degrees F (i.e. 690 for 69 degrees).
+        """
+        return PRECISION_TENTHS
+
     @property
     def device_state_attributes(self):
         """Return the device specific state attributes."""

homeassistant/components/climate/radiotherm.py

@@ -6,7 +6,6 @@ https://home-assistant.io/components/climate.radiotherm/
 """
 import datetime
 import logging
-from urllib.error import URLError
 
 import voluptuous as vol
 
@@ -52,14 +51,13 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
         try:
             tstat = radiotherm.get_thermostat(host)
             tstats.append(RadioThermostat(tstat, hold_temp))
-        except (URLError, OSError):
+        except OSError:
             _LOGGER.exception("Unable to connect to Radio Thermostat: %s",
                               host)
 
     add_devices(tstats)
 
 
-# pylint: disable=abstract-method
 class RadioThermostat(ClimateDevice):
     """Representation of a Radio Thermostat."""
 
@@ -71,6 +69,8 @@ class RadioThermostat(ClimateDevice):
         self._current_temperature = None
         self._current_operation = STATE_IDLE
         self._name = None
+        self._fmode = None
+        self._tmode = None
         self.hold_temp = hold_temp
         self.update()
         self._operation_list = [STATE_AUTO, STATE_COOL, STATE_HEAT, STATE_OFF]
@@ -89,8 +89,8 @@ class RadioThermostat(ClimateDevice):
     def device_state_attributes(self):
         """Return the device specific state attributes."""
         return {
-            ATTR_FAN: self.device.fmode['human'],
-            ATTR_MODE: self.device.tmode['human']
+            ATTR_FAN: self._fmode,
+            ATTR_MODE: self._tmode,
         }
 
     @property
@@ -117,10 +117,13 @@ class RadioThermostat(ClimateDevice):
         """Update the data from the thermostat."""
         self._current_temperature = self.device.temp['raw']
         self._name = self.device.name['raw']
-        if self.device.tmode['human'] == 'Cool':
+        self._fmode = self.device.fmode['human']
+        self._tmode = self.device.tmode['human']
+
+        if self._tmode == 'Cool':
             self._target_temperature = self.device.t_cool['raw']
             self._current_operation = STATE_COOL
-        elif self.device.tmode['human'] == 'Heat':
+        elif self._tmode == 'Heat':
             self._target_temperature = self.device.t_heat['raw']
             self._current_operation = STATE_HEAT
         else:
@@ -132,9 +135,9 @@ class RadioThermostat(ClimateDevice):
         if temperature is None:
             return
         if self._current_operation == STATE_COOL:
-            self.device.t_cool = temperature
+            self.device.t_cool = round(temperature * 2.0) / 2.0
         elif self._current_operation == STATE_HEAT:
-            self.device.t_heat = temperature
+            self.device.t_heat = round(temperature * 2.0) / 2.0
         if self.hold_temp:
             self.device.hold = 1
         else:
@@ -156,6 +159,6 @@ class RadioThermostat(ClimateDevice):
         elif operation_mode == STATE_AUTO:
             self.device.tmode = 3
         elif operation_mode == STATE_COOL:
-            self.device.t_cool = self._target_temperature
+            self.device.t_cool = round(self._target_temperature * 2.0) / 2.0
         elif operation_mode == STATE_HEAT:
-            self.device.t_heat = self._target_temperature
+            self.device.t_heat = round(self._target_temperature * 2.0) / 2.0

homeassistant/components/climate/vera.py

@@ -8,7 +8,10 @@ import logging
 
 from homeassistant.util import convert
 from homeassistant.components.climate import ClimateDevice
-from homeassistant.const import TEMP_FAHRENHEIT, ATTR_TEMPERATURE
+from homeassistant.const import (
+    TEMP_FAHRENHEIT,
+    TEMP_CELSIUS,
+    ATTR_TEMPERATURE)
 
 from homeassistant.components.vera import (
     VeraDevice, VERA_DEVICES, VERA_CONTROLLER)
@@ -28,7 +31,6 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
         device in VERA_DEVICES['climate'])
 
 
-# pylint: disable=abstract-method
 class VeraThermostat(VeraDevice, ClimateDevice):
     """Representation of a Vera Thermostat."""
 
@@ -95,7 +97,13 @@ class VeraThermostat(VeraDevice, ClimateDevice):
     @property
     def temperature_unit(self):
         """Return the unit of measurement."""
-        return TEMP_FAHRENHEIT
+        vera_temp_units = (
+            self.vera_device.vera_controller.temperature_units)
+
+        if vera_temp_units == 'F':
+            return TEMP_FAHRENHEIT
+
+        return TEMP_CELSIUS
 
     @property
     def current_temperature(self):

homeassistant/components/climate/wink.py

@@ -0,0 +1,331 @@
+"""
+Support for Wink thermostats.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/climate.wink/
+"""
+from homeassistant.components.wink import WinkDevice
+from homeassistant.components.climate import (
+    STATE_AUTO, STATE_COOL, STATE_HEAT, ClimateDevice,
+    ATTR_TARGET_TEMP_HIGH, ATTR_TARGET_TEMP_LOW,
+    ATTR_TEMPERATURE,
+    ATTR_CURRENT_HUMIDITY)
+from homeassistant.const import (
+    TEMP_CELSIUS, STATE_ON,
+    STATE_OFF, STATE_UNKNOWN)
+from homeassistant.loader import get_component
+
+DEPENDENCIES = ['wink']
+
+STATE_AUX = 'aux'
+STATE_ECO = 'eco'
+
+ATTR_EXTERNAL_TEMPERATURE = "external_temperature"
+ATTR_SMART_TEMPERATURE = "smart_temperature"
+ATTR_ECO_TARGET = "eco_target"
+ATTR_OCCUPIED = "occupied"
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Setup the Wink thermostat."""
+    import pywink
+    temp_unit = hass.config.units.temperature_unit
+    add_devices(WinkThermostat(thermostat, hass, temp_unit)
+                for thermostat in pywink.get_thermostats())
+
+
+# pylint: disable=abstract-method,too-many-public-methods, too-many-branches
+class WinkThermostat(WinkDevice, ClimateDevice):
+    """Representation of a Wink thermostat."""
+
+    def __init__(self, wink, hass, temp_unit):
+        """Initialize the Wink device."""
+        super().__init__(wink, hass)
+        wink = get_component('wink')
+        self._config_temp_unit = temp_unit
+
+    @property
+    def temperature_unit(self):
+        """Return the unit of measurement."""
+        # The Wink API always returns temp in Celsius
+        return TEMP_CELSIUS
+
+    @property
+    def device_state_attributes(self):
+        """Return the optional state attributes."""
+        data = {}
+        target_temp_high = self.target_temperature_high
+        target_temp_low = self.target_temperature_low
+        if target_temp_high is not None:
+            data[ATTR_TARGET_TEMP_HIGH] = self._convert_for_display(
+                self.target_temperature_high)
+        if target_temp_low is not None:
+            data[ATTR_TARGET_TEMP_LOW] = self._convert_for_display(
+                self.target_temperature_low)
+
+        if self.external_temperature:
+            data[ATTR_EXTERNAL_TEMPERATURE] = self._convert_for_display(
+                self.external_temperature)
+
+        if self.smart_temperature:
+            data[ATTR_SMART_TEMPERATURE] = self.smart_temperature
+
+        if self.occupied:
+            data[ATTR_OCCUPIED] = self.occupied
+
+        if self.eco_target:
+            data[ATTR_ECO_TARGET] = self.eco_target
+
+        current_humidity = self.current_humidity
+        if current_humidity is not None:
+            data[ATTR_CURRENT_HUMIDITY] = current_humidity
+
+        return data
+
+    @property
+    def current_temperature(self):
+        """Return the current temperature."""
+        return self.wink.current_temperature()
+
+    @property
+    def current_humidity(self):
+        """Return the current humidity."""
+        if self.wink.current_humidity() is not None:
+            # The API states humidity will be a float 0-1
+            # the only example API response with humidity listed show an int
+            # This will address both possibilities
+            if self.wink.current_humidity() < 1:
+                return self.wink.current_humidity() * 100
+            else:
+                return self.wink.current_humidity()
+
+    @property
+    def external_temperature(self):
+        """Return the current external temperature."""
+        return self.wink.current_external_temperature()
+
+    @property
+    def smart_temperature(self):
+        """Return the current average temp of all remote sensor."""
+        return self.wink.current_smart_temperature()
+
+    @property
+    def eco_target(self):
+        """Return status of eco target (Is the termostat in eco mode)."""
+        return self.wink.eco_target()
+
+    @property
+    def occupied(self):
+        """Return status of if the thermostat has detected occupancy."""
+        return self.wink.occupied()
+
+    @property
+    def current_operation(self):
+        """Return current operation ie. heat, cool, idle."""
+        if not self.wink.is_on():
+            current_op = STATE_OFF
+        elif self.wink.current_hvac_mode() == 'cool_only':
+            current_op = STATE_COOL
+        elif self.wink.current_hvac_mode() == 'heat_only':
+            current_op = STATE_HEAT
+        elif self.wink.current_hvac_mode() == 'aux':
+            current_op = STATE_HEAT
+        elif self.wink.current_hvac_mode() == 'auto':
+            current_op = STATE_AUTO
+        elif self.wink.current_hvac_mode() == 'eco':
+            current_op = STATE_ECO
+        else:
+            current_op = STATE_UNKNOWN
+        return current_op
+
+    @property
+    def target_humidity(self):
+        """Return the humidity we try to reach."""
+        target_hum = None
+        if self.wink.current_humidifier_mode() == 'on':
+            if self.wink.current_humidifier_set_point() is not None:
+                target_hum = self.wink.current_humidifier_set_point() * 100
+        elif self.wink.current_dehumidifier_mode() == 'on':
+            if self.wink.current_dehumidifier_set_point() is not None:
+                target_hum = self.wink.current_dehumidifier_set_point() * 100
+        else:
+            target_hum = None
+        return target_hum
+
+    @property
+    def target_temperature(self):
+        """Return the temperature we try to reach."""
+        if self.current_operation != STATE_AUTO and not self.is_away_mode_on:
+            if self.current_operation == STATE_COOL:
+                return self.wink.current_max_set_point()
+            elif self.current_operation == STATE_HEAT:
+                return self.wink.current_min_set_point()
+            else:
+                return None
+        else:
+            return None
+
+    @property
+    def target_temperature_low(self):
+        """Return the lower bound temperature we try to reach."""
+        if self.current_operation == STATE_AUTO:
+            return self.wink.current_min_set_point()
+        return None
+
+    @property
+    def target_temperature_high(self):
+        """Return the higher bound temperature we try to reach."""
+        if self.current_operation == STATE_AUTO:
+            return self.wink.current_max_set_point()
+        return None
+
+    @property
+    def is_away_mode_on(self):
+        """Return if away mode is on."""
+        return self.wink.away()
+
+    @property
+    def is_aux_heat_on(self):
+        """Return true if aux heater."""
+        if self.wink.current_hvac_mode() == 'aux' and self.wink.is_on():
+            return True
+        elif self.wink.current_hvac_mode() == 'aux' and not self.wink.is_on():
+            return False
+        else:
+            return None
+
+    def set_temperature(self, **kwargs):
+        """Set new target temperature."""
+        target_temp = kwargs.get(ATTR_TEMPERATURE)
+        target_temp_low = kwargs.get(ATTR_TARGET_TEMP_LOW)
+        target_temp_high = kwargs.get(ATTR_TARGET_TEMP_HIGH)
+        if target_temp is not None:
+            if self.current_operation == STATE_COOL:
+                target_temp_high = target_temp
+            if self.current_operation == STATE_HEAT:
+                target_temp_low = target_temp
+        if target_temp_low is not None:
+            target_temp_low = target_temp_low
+        if target_temp_high is not None:
+            target_temp_high = target_temp_high
+        self.wink.set_temperature(target_temp_low, target_temp_high)
+
+    def set_operation_mode(self, operation_mode):
+        """Set operation mode."""
+        if operation_mode == STATE_HEAT:
+            self.wink.set_operation_mode('heat_only')
+        elif operation_mode == STATE_COOL:
+            self.wink.set_operation_mode('cool_only')
+        elif operation_mode == STATE_AUTO:
+            self.wink.set_operation_mode('auto')
+        elif operation_mode == STATE_OFF:
+            self.wink.set_operation_mode('off')
+        elif operation_mode == STATE_AUX:
+            self.wink.set_operation_mode('aux')
+        elif operation_mode == STATE_ECO:
+            self.wink.set_operation_mode('eco')
+
+    @property
+    def operation_list(self):
+        """List of available operation modes."""
+        op_list = ['off']
+        modes = self.wink.hvac_modes()
+        if 'cool_only' in modes:
+            op_list.append(STATE_COOL)
+        if 'heat_only' in modes or 'aux' in modes:
+            op_list.append(STATE_HEAT)
+        if 'auto' in modes:
+            op_list.append(STATE_AUTO)
+        if 'eco' in modes:
+            op_list.append(STATE_ECO)
+        return op_list
+
+    def turn_away_mode_on(self):
+        """Turn away on."""
+        self.wink.set_away_mode()
+
+    def turn_away_mode_off(self):
+        """Turn away off."""
+        self.wink.set_away_mode(False)
+
+    @property
+    def current_fan_mode(self):
+        """Return whether the fan is on."""
+        if self.wink.current_fan_mode() == 'on':
+            return STATE_ON
+        elif self.wink.current_fan_mode() == 'auto':
+            return STATE_AUTO
+        else:
+            # No Fan available so disable slider
+            return None
+
+    @property
+    def fan_list(self):
+        """List of available fan modes."""
+        if self.wink.has_fan():
+            return self.wink.fan_modes()
+        return None
+
+    def set_fan_mode(self, fan):
+        """Turn fan on/off."""
+        self.wink.set_fan_mode(fan.lower())
+
+    def turn_aux_heat_on(self):
+        """Turn auxillary heater on."""
+        self.set_operation_mode(STATE_AUX)
+
+    def turn_aux_heat_off(self):
+        """Turn auxillary heater off."""
+        self.set_operation_mode(STATE_AUTO)
+
+    @property
+    def min_temp(self):
+        """Return the minimum temperature."""
+        minimum = 7  # Default minimum
+        min_min = self.wink.min_min_set_point()
+        min_max = self.wink.min_max_set_point()
+        return_value = minimum
+        if self.current_operation == STATE_HEAT:
+            if min_min:
+                return_value = min_min
+            else:
+                return_value = minimum
+        elif self.current_operation == STATE_COOL:
+            if min_max:
+                return_value = min_max
+            else:
+                return_value = minimum
+        elif self.current_operation == STATE_AUTO:
+            if min_min and min_max:
+                return_value = min(min_min, min_max)
+            else:
+                return_value = minimum
+        else:
+            return_value = minimum
+        return return_value
+
+    @property
+    def max_temp(self):
+        """Return the maximum temperature."""
+        maximum = 35  # Default maximum
+        max_min = self.wink.max_min_set_point()
+        max_max = self.wink.max_max_set_point()
+        return_value = maximum
+        if self.current_operation == STATE_HEAT:
+            if max_min:
+                return_value = max_min
+            else:
+                return_value = maximum
+        elif self.current_operation == STATE_COOL:
+            if max_max:
+                return_value = max_max
+            else:
+                return_value = maximum
+        elif self.current_operation == STATE_AUTO:
+            if max_min and max_max:
+                return_value = min(max_min, max_max)
+            else:
+                return_value = maximum
+        else:
+            return_value = maximum
+        return return_value

homeassistant/components/climate/zwave.py

@@ -1,5 +1,5 @@
 """
-Support for ZWave climate devices.
+Support for Z-Wave climate devices.
 
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/climate.zwave/
@@ -8,8 +8,7 @@ https://home-assistant.io/components/climate.zwave/
 # pylint: disable=import-error
 import logging
 from homeassistant.components.climate import DOMAIN
-from homeassistant.components.climate import (
-    ClimateDevice, ATTR_OPERATION_MODE)
+from homeassistant.components.climate import ClimateDevice
 from homeassistant.components.zwave import ZWaveDeviceEntity
 from homeassistant.components import zwave
 from homeassistant.const import (
@@ -18,44 +17,23 @@ from homeassistant.const import (
 _LOGGER = logging.getLogger(__name__)
 
 CONF_NAME = 'name'
-DEFAULT_NAME = 'ZWave Climate'
+DEFAULT_NAME = 'Z-Wave Climate'
 
 REMOTEC = 0x5254
 REMOTEC_ZXT_120 = 0x8377
 REMOTEC_ZXT_120_THERMOSTAT = (REMOTEC, REMOTEC_ZXT_120)
-
-HORSTMANN = 0x0059
-HORSTMANN_HRT4_ZW = 0x3
-HORSTMANN_HRT4_ZW_THERMOSTAT = (HORSTMANN, HORSTMANN_HRT4_ZW)
+ATTR_OPERATING_STATE = 'operating_state'
+ATTR_FAN_STATE = 'fan_state'
 
 WORKAROUND_ZXT_120 = 'zxt_120'
-WORKAROUND_HRT4_ZW = 'hrt4_zw'
 
 DEVICE_MAPPINGS = {
-    REMOTEC_ZXT_120_THERMOSTAT: WORKAROUND_ZXT_120,
-    HORSTMANN_HRT4_ZW_THERMOSTAT: WORKAROUND_HRT4_ZW
-}
-
-SET_TEMP_TO_INDEX = {
-    'Heat': 1,
-    'Cool': 2,
-    'Auto': 3,
-    'Aux Heat': 4,
-    'Resume': 5,
-    'Fan Only': 6,
-    'Furnace': 7,
-    'Dry Air': 8,
-    'Moist Air': 9,
-    'Auto Changeover': 10,
-    'Heat Econ': 11,
-    'Cool Econ': 12,
-    'Away': 13,
-    'Unknown': 14
+    REMOTEC_ZXT_120_THERMOSTAT: WORKAROUND_ZXT_120
 }
 
 
 def setup_platform(hass, config, add_devices, discovery_info=None):
-    """Setup the ZWave Climate devices."""
+    """Set up the Z-Wave Climate devices."""
     if discovery_info is None or zwave.NETWORK is None:
         _LOGGER.debug("No discovery_info=%s or no NETWORK=%s",
                       discovery_info, zwave.NETWORK)
@@ -69,30 +47,29 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
                   discovery_info, zwave.NETWORK)
 
 
-# pylint: disable=abstract-method
 class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
-    """Represents a ZWave Climate device."""
+    """Representation of a Z-Wave Climate device."""
 
-    # pylint: disable=too-many-instance-attributes
     def __init__(self, value, temp_unit):
-        """Initialize the zwave climate device."""
+        """Initialize the Z-Wave climate device."""
         from openzwave.network import ZWaveNetwork
         from pydispatch import dispatcher
         ZWaveDeviceEntity.__init__(self, value, DOMAIN)
+        self._index = value.index
         self._node = value.node
         self._target_temperature = None
         self._current_temperature = None
         self._current_operation = None
         self._operation_list = None
+        self._operating_state = None
         self._current_fan_mode = None
         self._fan_list = None
+        self._fan_state = None
         self._current_swing_mode = None
         self._swing_list = None
         self._unit = temp_unit
-        self._index_operation = None
         _LOGGER.debug("temp_unit is %s", self._unit)
         self._zxt_120 = None
-        self._hrt4_zw = None
         self.update_properties()
         # register listener
         dispatcher.connect(
@@ -107,17 +84,13 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
                     _LOGGER.debug("Remotec ZXT-120 Zwave Thermostat"
                                   " workaround")
                     self._zxt_120 = 1
-                if DEVICE_MAPPINGS[specific_sensor_key] == WORKAROUND_HRT4_ZW:
-                    _LOGGER.debug("Horstmann HRT4-ZW Zwave Thermostat"
-                                  " workaround")
-                    self._hrt4_zw = 1
 
     def value_changed(self, value):
         """Called when a value has changed on the network."""
         if self._value.value_id == value.value_id or \
            self._value.node == value.node:
             self.update_properties()
-            self.update_ha_state()
+            self.schedule_update_ha_state()
             _LOGGER.debug("Value changed on network %s", value)
 
     def update_properties(self):
@@ -126,23 +99,23 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
         for value in self._node.get_values(
                 class_id=zwave.const.COMMAND_CLASS_THERMOSTAT_MODE).values():
             self._current_operation = value.data
-            self._index_operation = SET_TEMP_TO_INDEX.get(
-                self._current_operation)
             self._operation_list = list(value.data_items)
             _LOGGER.debug("self._operation_list=%s", self._operation_list)
             _LOGGER.debug("self._current_operation=%s",
                           self._current_operation)
         # Current Temp
-        for value in (self._node.get_values(
-                class_id=zwave.const.COMMAND_CLASS_SENSOR_MULTILEVEL)
-                      .values()):
+        for value in (
+                self._node.get_values(
+                    class_id=zwave.const.COMMAND_CLASS_SENSOR_MULTILEVEL)
+                .values()):
             if value.label == 'Temperature':
-                self._current_temperature = int(value.data)
+                self._current_temperature = round((float(value.data)), 1)
                 self._unit = value.units
         # Fan Mode
-        for value in (self._node.get_values(
-                class_id=zwave.const.COMMAND_CLASS_THERMOSTAT_FAN_MODE)
-                      .values()):
+        for value in (
+                self._node.get_values(
+                    class_id=zwave.const.COMMAND_CLASS_THERMOSTAT_FAN_MODE)
+                .values()):
             self._current_fan_mode = value.data
             self._fan_list = list(value.data_items)
             _LOGGER.debug("self._fan_list=%s", self._fan_list)
@@ -150,9 +123,10 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
                           self._current_fan_mode)
         # Swing mode
         if self._zxt_120 == 1:
-            for value in (self._node.get_values(
-                    class_id=zwave.const.COMMAND_CLASS_CONFIGURATION)
-                          .values()):
+            for value in (
+                    self._node.get_values(
+                        class_id=zwave.const.COMMAND_CLASS_CONFIGURATION)
+                    .values()):
                 if value.command_class == \
                    zwave.const.COMMAND_CLASS_CONFIGURATION and \
                    value.index == 33:
@@ -162,30 +136,39 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
                     _LOGGER.debug("self._current_swing_mode=%s",
                                   self._current_swing_mode)
         # Set point
-        for value in (self._node.get_values(
-                class_id=zwave.const.COMMAND_CLASS_THERMOSTAT_SETPOINT)
-                      .values()):
-            if value.data == 0:
-                _LOGGER.debug("Setpoint is 0, setting default to "
-                              "current_temperature=%s",
-                              self._current_temperature)
-                self._target_temperature = int(self._current_temperature)
-                break
-            if self.current_operation is not None and \
-               self.current_operation != 'Off':
-                if self._index_operation != value.index:
-                    continue
-                if self._zxt_120:
+        temps = []
+        for value in (
+                self._node.get_values(
+                    class_id=zwave.const.COMMAND_CLASS_THERMOSTAT_SETPOINT)
+                .values()):
+            temps.append((round(float(value.data)), 1))
+            if value.index == self._index:
+                if value.data == 0:
+                    _LOGGER.debug("Setpoint is 0, setting default to "
+                                  "current_temperature=%s",
+                                  self._current_temperature)
+                    self._target_temperature = (
+                        round((float(self._current_temperature)), 1))
                     break
-                self._target_temperature = int(value.data)
-                break
-            _LOGGER.debug("Device can't set setpoint based on operation mode."
-                          " Defaulting to index=1")
-            self._target_temperature = int(value.data)
+                else:
+                    self._target_temperature = round((float(value.data)), 1)
+        # Operating state
+        for value in (
+                self._node.get_values(
+                    class_id=zwave.const
+                    .COMMAND_CLASS_THERMOSTAT_OPERATING_STATE).values()):
+            self._operating_state = value.data
+
+        # Fan operating state
+        for value in (
+                self._node.get_values(
+                    class_id=zwave.const.COMMAND_CLASS_THERMOSTAT_FAN_STATE)
+                .values()):
+            self._fan_state = value.data
 
     @property
     def should_poll(self):
-        """No polling on ZWave."""
+        """No polling on Z-Wave."""
         return False
 
     @property
@@ -244,53 +227,19 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
             temperature = kwargs.get(ATTR_TEMPERATURE)
         else:
             return
-        operation_mode = kwargs.get(ATTR_OPERATION_MODE)
-        _LOGGER.debug("set_temperature operation_mode=%s", operation_mode)
 
         for value in (self._node.get_values(
                 class_id=zwave.const.COMMAND_CLASS_THERMOSTAT_SETPOINT)
                       .values()):
-            if operation_mode is not None:
-                setpoint_mode = SET_TEMP_TO_INDEX.get(operation_mode)
-                if value.index != setpoint_mode:
-                    continue
-                _LOGGER.debug("setpoint_mode=%s", setpoint_mode)
-                value.data = temperature
-                break
-
-            if self.current_operation is not None:
-                if self._hrt4_zw and self.current_operation == 'Off':
-                    # HRT4-ZW can change setpoint when off.
-                    value.data = int(temperature)
-                if self._index_operation != value.index:
-                    continue
-                _LOGGER.debug("self._index_operation=%s and"
-                              " self._current_operation=%s",
-                              self._index_operation,
-                              self._current_operation)
+            if value.index == self._index:
                 if self._zxt_120:
-                    _LOGGER.debug("zxt_120: Setting new setpoint for %s, "
-                                  " operation=%s, temp=%s",
-                                  self._index_operation,
-                                  self._current_operation, temperature)
-                    # ZXT-120 does not support get setpoint
-                    self._target_temperature = temperature
                     # ZXT-120 responds only to whole int
                     value.data = round(temperature, 0)
+                    self._target_temperature = temperature
                     self.update_ha_state()
-                    break
                 else:
-                    _LOGGER.debug("Setting new setpoint for %s, "
-                                  "operation=%s, temp=%s",
-                                  self._index_operation,
-                                  self._current_operation, temperature)
                     value.data = temperature
-                    break
-            else:
-                _LOGGER.debug("Setting new setpoint for no known "
-                              "operation mode. Index=1 and "
-                              "temperature=%s", temperature)
-                value.data = temperature
+                    self.update_ha_state()
                 break
 
     def set_fan_mode(self, fan):
@@ -323,3 +272,13 @@ class ZWaveClimate(ZWaveDeviceEntity, ClimateDevice):
                    value.index == 33:
                     value.data = bytes(swing_mode, 'utf-8')
                     break
+
+    @property
+    def device_state_attributes(self):
+        """Return the device specific state attributes."""
+        data = super().device_state_attributes
+        if self._operating_state:
+            data[ATTR_OPERATING_STATE] = self._operating_state,
+        if self._fan_state:
+            data[ATTR_FAN_STATE] = self._fan_state
+        return data

homeassistant/components/configurator.py

@@ -8,7 +8,8 @@ the user has submitted configuration information.
 """
 import logging
 
-from homeassistant.const import EVENT_TIME_CHANGED, ATTR_FRIENDLY_NAME
+from homeassistant.const import EVENT_TIME_CHANGED, ATTR_FRIENDLY_NAME, \
+    ATTR_ENTITY_PICTURE
 from homeassistant.helpers.entity import generate_entity_id
 
 _INSTANCES = {}
@@ -33,10 +34,10 @@ STATE_CONFIGURE = 'configure'
 STATE_CONFIGURED = 'configured'
 
 
-# pylint: disable=too-many-arguments
 def request_config(
         hass, name, callback, description=None, description_image=None,
-        submit_caption=None, fields=None, link_name=None, link_url=None):
+        submit_caption=None, fields=None, link_name=None, link_url=None,
+        entity_picture=None):
     """Create a new request for configuration.
 
     Will return an ID to be used for sequent calls.
@@ -46,7 +47,7 @@ def request_config(
     request_id = instance.request_config(
         name, callback,
         description, description_image, submit_caption,
-        fields, link_name, link_url)
+        fields, link_name, link_url, entity_picture)
 
     _REQUESTS[request_id] = instance
 
@@ -100,11 +101,10 @@ class Configurator(object):
         hass.services.register(
             DOMAIN, SERVICE_CONFIGURE, self.handle_service_call)
 
-    # pylint: disable=too-many-arguments
     def request_config(
             self, name, callback,
             description, description_image, submit_caption,
-            fields, link_name, link_url):
+            fields, link_name, link_url, entity_picture):
         """Setup a request for configuration."""
         entity_id = generate_entity_id(ENTITY_ID_FORMAT, name, hass=self.hass)
 
@@ -119,6 +119,7 @@ class Configurator(object):
             ATTR_CONFIGURE_ID: request_id,
             ATTR_FIELDS: fields,
             ATTR_FRIENDLY_NAME: name,
+            ATTR_ENTITY_PICTURE: entity_picture,
         }
 
         data.update({

homeassistant/components/conversation.py

@@ -15,7 +15,7 @@ from homeassistant.const import (
     ATTR_ENTITY_ID, SERVICE_TURN_OFF, SERVICE_TURN_ON)
 import homeassistant.helpers.config_validation as cv
 
-REQUIREMENTS = ['fuzzywuzzy==0.12.0']
+REQUIREMENTS = ['fuzzywuzzy==0.14.0']
 
 ATTR_TEXT = 'text'
 

homeassistant/components/cover/command_line.py

@@ -60,11 +60,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(covers)
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class CommandCover(CoverDevice):
     """Representation a command line cover."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, hass, name, command_open, command_close, command_stop,
                  command_state, value_template):
         """Initialize the cover."""

homeassistant/components/cover/demo.py

@@ -20,7 +20,7 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
 class DemoCover(CoverDevice):
     """Representation of a demo cover."""
 
-    # pylint: disable=no-self-use, too-many-instance-attributes
+    # pylint: disable=no-self-use
     def __init__(self, hass, name, position=None, tilt_position=None):
         """Initialize the cover."""
         self.hass = hass

homeassistant/components/cover/garadget.py

@@ -0,0 +1,275 @@
+"""
+Platform for the garadget cover component.
+
+For more details about this platform, please refer to the documentation
+https://home-assistant.io/components/garadget/
+"""
+import logging
+
+import voluptuous as vol
+
+import requests
+
+from homeassistant.components.cover import CoverDevice, PLATFORM_SCHEMA
+from homeassistant.helpers.event import track_utc_time_change
+from homeassistant.const import CONF_DEVICE, CONF_USERNAME, CONF_PASSWORD,\
+    CONF_ACCESS_TOKEN, CONF_NAME, STATE_UNKNOWN, STATE_CLOSED, STATE_OPEN,\
+    CONF_COVERS
+import homeassistant.helpers.config_validation as cv
+
+DEFAULT_NAME = 'Garadget'
+
+ATTR_SIGNAL_STRENGTH = "wifi signal strength (dB)"
+ATTR_TIME_IN_STATE = "time in state"
+ATTR_SENSOR_STRENGTH = "sensor reflection rate"
+ATTR_AVAILABLE = "available"
+
+STATE_OPENING = "opening"
+STATE_CLOSING = "closing"
+STATE_STOPPED = "stopped"
+STATE_OFFLINE = "offline"
+
+STATES_MAP = {
+    "open": STATE_OPEN,
+    "opening": STATE_OPENING,
+    "closed": STATE_CLOSED,
+    "closing": STATE_CLOSING,
+    "stopped": STATE_STOPPED
+}
+
+
+# Validation of the user's configuration
+COVER_SCHEMA = vol.Schema({
+    vol.Optional(CONF_DEVICE): cv.string,
+    vol.Optional(CONF_USERNAME): cv.string,
+    vol.Optional(CONF_PASSWORD): cv.string,
+    vol.Optional(CONF_ACCESS_TOKEN): cv.string,
+    vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string
+})
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_COVERS): vol.Schema({cv.slug: COVER_SCHEMA}),
+})
+
+_LOGGER = logging.getLogger(__name__)
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """Setup the Demo covers."""
+    covers = []
+    devices = config.get(CONF_COVERS, {})
+
+    _LOGGER.debug(devices)
+
+    for device_id, device_config in devices.items():
+        args = {
+            "name": device_config.get(CONF_NAME),
+            "device_id": device_config.get(CONF_DEVICE, device_id),
+            "username": device_config.get(CONF_USERNAME),
+            "password": device_config.get(CONF_PASSWORD),
+            "access_token": device_config.get(CONF_ACCESS_TOKEN)
+        }
+
+        covers.append(GaradgetCover(hass, args))
+
+    add_devices(covers)
+
+
+class GaradgetCover(CoverDevice):
+    """Representation of a demo cover."""
+
+    # pylint: disable=no-self-use, too-many-instance-attributes
+    def __init__(self, hass, args):
+        """Initialize the cover."""
+        self.particle_url = 'https://api.particle.io'
+        self.hass = hass
+        self._name = args['name']
+        self.device_id = args['device_id']
+        self.access_token = args['access_token']
+        self.obtained_token = False
+        self._username = args['username']
+        self._password = args['password']
+        self._state = STATE_UNKNOWN
+        self.time_in_state = None
+        self.signal = None
+        self.sensor = None
+        self._unsub_listener_cover = None
+        self._available = True
+
+        if self.access_token is None:
+            self.access_token = self.get_token()
+            self._obtained_token = True
+
+        # Lets try to get the configured name if not provided.
+        try:
+            if self._name is None:
+                doorconfig = self._get_variable("doorConfig")
+                if doorconfig["nme"] is not None:
+                    self._name = doorconfig["nme"]
+            self.update()
+        except requests.exceptions.ConnectionError as ex:
+            _LOGGER.error('Unable to connect to server: %(reason)s',
+                          dict(reason=ex))
+            self._state = STATE_OFFLINE
+            self._available = False
+            self._name = DEFAULT_NAME
+        except KeyError as ex:
+            _LOGGER.warning('Garadget device %(device)s seems to be offline',
+                            dict(device=self.device_id))
+            self._name = DEFAULT_NAME
+            self._state = STATE_OFFLINE
+            self._available = False
+
+    def __del__(self):
+        """Try to remove token."""
+        if self._obtained_token is True:
+            if self.access_token is not None:
+                self.remove_token()
+
+    @property
+    def name(self):
+        """Return the name of the cover."""
+        return self._name
+
+    @property
+    def should_poll(self):
+        """No polling needed for a demo cover."""
+        return True
+
+    @property
+    def available(self):
+        """Return True if entity is available."""
+        return self._available
+
+    @property
+    def device_state_attributes(self):
+        """Return the device state attributes."""
+        data = {}
+
+        if self.signal is not None:
+            data[ATTR_SIGNAL_STRENGTH] = self.signal
+
+        if self.time_in_state is not None:
+            data[ATTR_TIME_IN_STATE] = self.time_in_state
+
+        if self.sensor is not None:
+            data[ATTR_SENSOR_STRENGTH] = self.sensor
+
+        if self.access_token is not None:
+            data[CONF_ACCESS_TOKEN] = self.access_token
+
+        return data
+
+    @property
+    def is_closed(self):
+        """Return if the cover is closed."""
+        if self._state == STATE_UNKNOWN:
+            return None
+        else:
+            return self._state == STATE_CLOSED
+
+    def get_token(self):
+        """Get new token for usage during this session."""
+        args = {
+            'grant_type': 'password',
+            'username': self._username,
+            'password': self._password
+        }
+        url = '{}/oauth/token'.format(self.particle_url)
+        ret = requests.post(url,
+                            auth=('particle', 'particle'),
+                            data=args)
+
+        return ret.json()['access_token']
+
+    def remove_token(self):
+        """Remove authorization token from API."""
+        ret = requests.delete('{}/v1/access_tokens/{}'.format(
+            self.particle_url,
+            self.access_token),
+                              auth=(self._username, self._password))
+        return ret.text
+
+    def _start_watcher(self, command):
+        """Start watcher."""
+        _LOGGER.debug("Starting Watcher for command: %s ", command)
+        if self._unsub_listener_cover is None:
+            self._unsub_listener_cover = track_utc_time_change(
+                self.hass, self._check_state)
+
+    def _check_state(self, now):
+        """Check the state of the service during an operation."""
+        self.update()
+        self.update_ha_state()
+
+    def close_cover(self):
+        """Close the cover."""
+        if self._state not in ["close", "closing"]:
+            ret = self._put_command("setState", "close")
+            self._start_watcher('close')
+            return ret.get('return_value') == 1
+
+    def open_cover(self):
+        """Open the cover."""
+        if self._state not in ["open", "opening"]:
+            ret = self._put_command("setState", "open")
+            self._start_watcher('open')
+            return ret.get('return_value') == 1
+
+    def stop_cover(self):
+        """Stop the door where it is."""
+        if self._state not in ["stopped"]:
+            ret = self._put_command("setState", "stop")
+            self._start_watcher('stop')
+            return ret['return_value'] == 1
+
+    def update(self):
+        """Get updated status from API."""
+        try:
+            status = self._get_variable("doorStatus")
+            _LOGGER.debug("Current Status: %s", status['status'])
+            self._state = STATES_MAP.get(status['status'], STATE_UNKNOWN)
+            self.time_in_state = status['time']
+            self.signal = status['signal']
+            self.sensor = status['sensor']
+            self._availble = True
+        except requests.exceptions.ConnectionError as ex:
+            _LOGGER.error('Unable to connect to server: %(reason)s',
+                          dict(reason=ex))
+            self._state = STATE_OFFLINE
+        except KeyError as ex:
+            _LOGGER.warning('Garadget device %(device)s seems to be offline',
+                            dict(device=self.device_id))
+            self._state = STATE_OFFLINE
+
+        if self._state not in [STATE_CLOSING, STATE_OPENING]:
+            if self._unsub_listener_cover is not None:
+                self._unsub_listener_cover()
+                self._unsub_listener_cover = None
+
+    def _get_variable(self, var):
+        """Get latest status."""
+        url = '{}/v1/devices/{}/{}?access_token={}'.format(
+            self.particle_url,
+            self.device_id,
+            var,
+            self.access_token,
+            )
+        ret = requests.get(url)
+        result = {}
+        for pairs in ret.json()['result'].split('|'):
+            key = pairs.split('=')
+            result[key[0]] = key[1]
+        return result
+
+    def _put_command(self, func, arg=None):
+        """Send commands to API."""
+        params = {'access_token': self.access_token}
+        if arg:
+            params['command'] = arg
+        url = '{}/v1/devices/{}/{}'.format(
+            self.particle_url,
+            self.device_id,
+            func)
+        ret = requests.post(url, data=params)
+        return ret.json()

homeassistant/components/cover/homematic.py

@@ -12,7 +12,8 @@ import logging
 from homeassistant.const import STATE_UNKNOWN
 from homeassistant.components.cover import CoverDevice,\
     ATTR_POSITION
-import homeassistant.components.homematic as homematic
+from homeassistant.components.homematic import HMDevice
+from homeassistant.loader import get_component
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -24,15 +25,16 @@ def setup_platform(hass, config, add_callback_devices, discovery_info=None):
     if discovery_info is None:
         return
 
+    homematic = get_component("homematic")
     return homematic.setup_hmdevice_discovery_helper(
+        hass,
         HMCover,
         discovery_info,
         add_callback_devices
     )
 
 
-# pylint: disable=abstract-method
-class HMCover(homematic.HMDevice, CoverDevice):
+class HMCover(HMDevice, CoverDevice):
     """Represents a Homematic Cover in Home Assistant."""
 
     @property

homeassistant/components/cover/mqtt.py

@@ -8,6 +8,7 @@ import logging
 
 import voluptuous as vol
 
+from homeassistant.core import callback
 import homeassistant.components.mqtt as mqtt
 from homeassistant.components.cover import CoverDevice
 from homeassistant.const import (
@@ -67,7 +68,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     )])
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class MqttCover(CoverDevice):
     """Representation of a cover that can be controlled using MQTT."""
 
@@ -90,29 +90,30 @@ class MqttCover(CoverDevice):
         self._retain = retain
         self._optimistic = optimistic or state_topic is None
 
+        @callback
         def message_received(topic, payload, qos):
             """A new MQTT message has been received."""
             if value_template is not None:
-                payload = value_template.render_with_possible_json_value(
+                payload = value_template.async_render_with_possible_json_value(
                     payload)
             if payload == self._state_open:
                 self._state = False
-                _LOGGER.warning("state=%s", int(self._state))
-                self.update_ha_state()
+                hass.async_add_job(self.async_update_ha_state())
             elif payload == self._state_closed:
                 self._state = True
-                self.update_ha_state()
+                hass.async_add_job(self.async_update_ha_state())
             elif payload.isnumeric() and 0 <= int(payload) <= 100:
                 if int(payload) > 0:
                     self._state = False
                 else:
                     self._state = True
                 self._position = int(payload)
-                self.update_ha_state()
+                hass.async_add_job(self.async_update_ha_state())
             else:
                 _LOGGER.warning(
                     "Payload is not True, False, or integer (0-100): %s",
                     payload)
+
         if self._state_topic is None:
             # Force into optimistic mode.
             self._optimistic = True

homeassistant/components/cover/mysensors.py

@@ -18,7 +18,12 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the mysensors platform for covers."""
     if discovery_info is None:
         return
-    for gateway in mysensors.GATEWAYS.values():
+
+    gateways = hass.data.get(mysensors.MYSENSORS_GATEWAYS)
+    if not gateways:
+        return
+
+    for gateway in gateways:
         pres = gateway.const.Presentation
         set_req = gateway.const.SetReq
         map_sv_types = {

homeassistant/components/cover/rfxtrx.py

@@ -40,7 +40,6 @@ def setup_platform(hass, config, add_devices_callback, discovery_info=None):
         rfxtrx.RECEIVED_EVT_SUBSCRIBERS.append(cover_update)
 
 
-# pylint: disable=abstract-method
 class RfxtrxCover(rfxtrx.RfxtrxDevice, CoverDevice):
     """Representation of an rfxtrx cover."""
 

homeassistant/components/cover/rpi_gpio.py

@@ -63,11 +63,9 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(covers)
 
 
-# pylint: disable=abstract-method
 class RPiGPIOCover(CoverDevice):
     """Representation of a Raspberry GPIO cover."""
 
-    # pylint: disable=too-many-arguments
     def __init__(self, name, relay_pin, state_pin, state_pull_mode,
                  relay_time):
         """Initialize the cover."""

homeassistant/components/cover/scsgate.py

@@ -45,7 +45,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     add_devices(covers)
 
 
-# pylint: disable=too-many-arguments, too-many-instance-attributes
 class SCSGateCover(CoverDevice):
     """Representation of SCSGate cover."""
 

homeassistant/components/cover/vera.py

@@ -15,14 +15,13 @@ DEPENDENCIES = ['vera']
 _LOGGER = logging.getLogger(__name__)
 
 
-def setup_platform(hass, config, add_devices_callback, discovery_info=None):
+def setup_platform(hass, config, add_devices, discovery_info=None):
     """Find and return Vera covers."""
-    add_devices_callback(
+    add_devices(
         VeraCover(device, VERA_CONTROLLER) for
         device in VERA_DEVICES['cover'])
 
 
-# pylint: disable=abstract-method
 class VeraCover(VeraDevice, CoverDevice):
     """Represents a Vera Cover in Home Assistant."""
 

homeassistant/components/cover/wink.py

@@ -15,18 +15,18 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     """Setup the Wink cover platform."""
     import pywink
 
-    add_devices(WinkCoverDevice(shade) for shade in
+    add_devices(WinkCoverDevice(shade, hass) for shade in
                 pywink.get_shades())
-    add_devices(WinkCoverDevice(door) for door in
+    add_devices(WinkCoverDevice(door, hass) for door in
                 pywink.get_garage_doors())
 
 
 class WinkCoverDevice(WinkDevice, CoverDevice):
     """Representation of a Wink cover device."""
 
-    def __init__(self, wink):
+    def __init__(self, wink, hass):
         """Initialize the cover."""
-        WinkDevice.__init__(self, wink)
+        WinkDevice.__init__(self, wink, hass)
 
     def close_cover(self):
         """Close the shade."""

homeassistant/components/cover/zwave.py

@@ -32,14 +32,14 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
     node = zwave.NETWORK.nodes[discovery_info[zwave.const.ATTR_NODE_ID]]
     value = node.values[discovery_info[zwave.const.ATTR_VALUE_ID]]
 
-    if node.has_command_class(zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL) \
-            and value.index == 0:
+    if (value.command_class == zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL
+            and value.index == 0):
         value.set_change_verified(False)
         add_devices([ZwaveRollershutter(value)])
-    elif node.has_command_class(zwave.const.COMMAND_CLASS_SWITCH_BINARY) or \
-            node.has_command_class(zwave.const.COMMAND_CLASS_BARRIER_OPERATOR):
-        if value.type != zwave.const.TYPE_BOOL and \
-           value.genre != zwave.const.GENRE_USER:
+    elif (value.command_class == zwave.const.COMMAND_CLASS_SWITCH_BINARY or
+          value.command_class == zwave.const.COMMAND_CLASS_BARRIER_OPERATOR):
+        if (value.type != zwave.const.TYPE_BOOL and
+                value.genre != zwave.const.GENRE_USER):
             return
         value.set_change_verified(False)
         add_devices([ZwaveGarageDoor(value)])
@@ -122,7 +122,7 @@ class ZwaveRollershutter(zwave.ZWaveDeviceEntity, CoverDevice):
                zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL and value.label == \
                'Open' or value.command_class == \
                zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL and value.label == \
-               'Down':
+               'Up':
                 self._lozwmgr.pressButton(value.value_id)
                 break
 
@@ -132,7 +132,7 @@ class ZwaveRollershutter(zwave.ZWaveDeviceEntity, CoverDevice):
                 class_id=zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL).values():
             if value.command_class == \
                zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL and value.label == \
-               'Up' or value.command_class == \
+               'Down' or value.command_class == \
                zwave.const.COMMAND_CLASS_SWITCH_MULTILEVEL and value.label == \
                'Close':
                 self._lozwmgr.pressButton(value.value_id)

homeassistant/components/demo.py

@@ -17,6 +17,7 @@ DOMAIN = 'demo'
 COMPONENTS_WITH_DEMO_PLATFORM = [
     'alarm_control_panel',
     'binary_sensor',
+    'calendar',
     'camera',
     'climate',
     'cover',
@@ -85,16 +86,11 @@ def setup(hass, config):
     group.Group.create_group(hass, 'people', [
         'device_tracker.demo_anne_therese', 'device_tracker.demo_home_boy',
         'device_tracker.demo_paulus'])
-    group.Group.create_group(hass, 'thermostats', [
-        'thermostat.nest', 'thermostat.thermostat'])
     group.Group.create_group(hass, 'downstairs', [
         'group.living_room', 'group.kitchen',
         'scene.romantic_lights', 'rollershutter.kitchen_window',
         'rollershutter.living_room_window', 'group.doors',
-        'thermostat.nest',
-    ], view=True)
-    group.Group.create_group(hass, 'Upstairs', [
-        'thermostat.thermostat', 'group.bedroom',
+        'thermostat.ecobee',
     ], view=True)
 
     # Setup scripts

homeassistant/components/device_sun_light_trigger.py

@@ -9,6 +9,7 @@ from datetime import timedelta
 
 import voluptuous as vol
 
+from homeassistant.core import callback
 import homeassistant.util.dt as dt_util
 from homeassistant.const import STATE_HOME, STATE_NOT_HOME
 from homeassistant.helpers.event import track_point_in_time
@@ -41,7 +42,6 @@ CONFIG_SCHEMA = vol.Schema({
 }, extra=vol.ALLOW_EXTRA)
 
 
-# pylint: disable=too-many-locals
 def setup(hass, config):
     """The triggers to turn lights on or off based on device presence."""
     logger = logging.getLogger(__name__)
@@ -80,21 +80,22 @@ def setup(hass, config):
             return None
         return next_setting - LIGHT_TRANSITION_TIME * len(light_ids)
 
-    def turn_light_on_before_sunset(light_id):
+    def async_turn_on_before_sunset(light_id):
         """Helper function to turn on lights.
 
         Speed is slow if there are devices home and the light is not on yet.
         """
         if not device_tracker.is_on(hass) or light.is_on(hass, light_id):
             return
-        light.turn_on(hass, light_id,
-                      transition=LIGHT_TRANSITION_TIME.seconds,
-                      profile=light_profile)
+        light.async_turn_on(hass, light_id,
+                            transition=LIGHT_TRANSITION_TIME.seconds,
+                            profile=light_profile)
 
     # Track every time sun rises so we can schedule a time-based
     # pre-sun set event
     @track_state_change(sun.ENTITY_ID, sun.STATE_BELOW_HORIZON,
                         sun.STATE_ABOVE_HORIZON)
+    @callback
     def schedule_lights_at_sun_set(hass, entity, old_state, new_state):
         """The moment sun sets we want to have all the lights on.
 
@@ -105,16 +106,21 @@ def setup(hass, config):
         if not start_point:
             return
 
-        def turn_on(light_id):
+        def async_turn_on_factory(light_id):
             """Lambda can keep track of function parameters.
 
             No local parameters. If we put the lambda directly in the below
             statement only the last light will be turned on.
             """
-            return lambda now: turn_light_on_before_sunset(light_id)
+            @callback
+            def async_turn_on_light(now):
+                """Turn on specific light."""
+                async_turn_on_before_sunset(light_id)
+
+            return async_turn_on_light
 
         for index, light_id in enumerate(light_ids):
-            track_point_in_time(hass, turn_on(light_id),
+            track_point_in_time(hass, async_turn_on_factory(light_id),
                                 start_point + index * LIGHT_TRANSITION_TIME)
 
     # If the sun is already above horizon schedule the time-based pre-sun set
@@ -123,6 +129,7 @@ def setup(hass, config):
         schedule_lights_at_sun_set(hass, None, None, None)
 
     @track_state_change(device_entity_ids, STATE_NOT_HOME, STATE_HOME)
+    @callback
     def check_light_on_dev_state_change(hass, entity, old_state, new_state):
         """Handle tracked device state changes."""
         # pylint: disable=unused-variable
@@ -137,7 +144,7 @@ def setup(hass, config):
         # Do we need lights?
         if light_needed:
             logger.info("Home coming event for %s. Turning lights on", entity)
-            light.turn_on(hass, light_ids, profile=light_profile)
+            light.async_turn_on(hass, light_ids, profile=light_profile)
 
         # Are we in the time span were we would turn on the lights
         # if someone would be home?
@@ -150,7 +157,7 @@ def setup(hass, config):
             # when the fading in started and turn it on if so
             for index, light_id in enumerate(light_ids):
                 if now > start_point + index * LIGHT_TRANSITION_TIME:
-                    light.turn_on(hass, light_id)
+                    light.async_turn_on(hass, light_id)
 
                 else:
                     # If this light didn't happen to be turned on yet so
@@ -159,6 +166,7 @@ def setup(hass, config):
 
     if not disable_turn_off:
         @track_state_change(device_group, STATE_HOME, STATE_NOT_HOME)
+        @callback
         def turn_off_lights_when_all_leave(hass, entity, old_state, new_state):
             """Handle device group state change."""
             # pylint: disable=unused-variable
@@ -167,6 +175,6 @@ def setup(hass, config):
 
             logger.info(
                 "Everyone has left but there are lights on. Turning them off")
-            light.turn_off(hass, light_ids)
+            light.async_turn_off(hass, light_ids)
 
     return True

homeassistant/components/device_tracker/__init__.py

@@ -4,24 +4,24 @@ Provide functionality to keep track of devices.
 For more details about this component, please refer to the documentation at
 https://home-assistant.io/components/device_tracker/
 """
-# pylint: disable=too-many-instance-attributes, too-many-arguments
-# pylint: disable=too-many-locals
 import asyncio
 from datetime import timedelta
 import logging
 import os
-import threading
 from typing import Any, Sequence, Callable
 
+import aiohttp
+import async_timeout
 import voluptuous as vol
-import yaml
 
 from homeassistant.bootstrap import (
-    prepare_setup_platform, log_exception)
+    async_prepare_setup_platform, async_log_exception)
+from homeassistant.core import callback
 from homeassistant.components import group, zone
 from homeassistant.components.discovery import SERVICE_NETGEAR
 from homeassistant.config import load_yaml_config_file
 from homeassistant.exceptions import HomeAssistantError
+from homeassistant.helpers.aiohttp_client import async_get_clientsession
 from homeassistant.helpers import config_per_platform, discovery
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.typing import GPSType, ConfigType, HomeAssistantType
@@ -29,11 +29,12 @@ import homeassistant.helpers.config_validation as cv
 import homeassistant.util as util
 from homeassistant.util.async import run_coroutine_threadsafe
 import homeassistant.util.dt as dt_util
+from homeassistant.util.yaml import dump
 
-from homeassistant.helpers.event import track_utc_time_change
+from homeassistant.helpers.event import async_track_utc_time_change
 from homeassistant.const import (
     ATTR_GPS_ACCURACY, ATTR_LATITUDE, ATTR_LONGITUDE,
-    DEVICE_DEFAULT_NAME, STATE_HOME, STATE_NOT_HOME)
+    DEVICE_DEFAULT_NAME, STATE_HOME, STATE_NOT_HOME, ATTR_ENTITY_ID)
 
 DOMAIN = 'device_tracker'
 DEPENDENCIES = ['zone']
@@ -57,6 +58,8 @@ DEFAULT_SCAN_INTERVAL = 12
 CONF_AWAY_HIDE = 'hide_if_away'
 DEFAULT_AWAY_HIDE = False
 
+EVENT_NEW_DEVICE = 'device_tracker_new_device'
+
 SERVICE_SEE = 'see'
 
 ATTR_MAC = 'mac'
@@ -88,7 +91,6 @@ def is_on(hass: HomeAssistantType, entity_id: str=None):
     return hass.states.is_state(entity, STATE_HOME)
 
 
-# pylint: disable=too-many-arguments
 def see(hass: HomeAssistantType, mac: str=None, dev_id: str=None,
         host_name: str=None, location_name: str=None,
         gps: GPSType=None, gps_accuracy=None,
@@ -103,19 +105,19 @@ def see(hass: HomeAssistantType, mac: str=None, dev_id: str=None,
              (ATTR_GPS_ACCURACY, gps_accuracy),
              (ATTR_BATTERY, battery)) if value is not None}
     if attributes:
-        for key, value in attributes:
-            data[key] = value
+        data[ATTR_ATTRIBUTES] = attributes
     hass.services.call(DOMAIN, SERVICE_SEE, data)
 
 
-def setup(hass: HomeAssistantType, config: ConfigType):
+@asyncio.coroutine
+def async_setup(hass: HomeAssistantType, config: ConfigType):
     """Setup device tracker."""
     yaml_path = hass.config.path(YAML_DEVICES)
 
     try:
         conf = config.get(DOMAIN, [])
     except vol.Invalid as ex:
-        log_exception(ex, DOMAIN, config)
+        async_log_exception(ex, DOMAIN, config, hass)
         return False
     else:
         conf = conf[0] if len(conf) > 0 else {}
@@ -123,60 +125,77 @@ def setup(hass: HomeAssistantType, config: ConfigType):
                                  timedelta(seconds=DEFAULT_CONSIDER_HOME))
         track_new = conf.get(CONF_TRACK_NEW, DEFAULT_TRACK_NEW)
 
-    devices = load_config(yaml_path, hass, consider_home)
-
+    devices = yield from async_load_config(yaml_path, hass, consider_home)
     tracker = DeviceTracker(hass, consider_home, track_new, devices)
 
-    def setup_platform(p_type, p_config, disc_info=None):
+    # update tracked devices
+    update_tasks = [device.async_update_ha_state() for device in devices
+                    if device.track]
+    if update_tasks:
+        yield from asyncio.wait(update_tasks, loop=hass.loop)
+
+    @asyncio.coroutine
+    def async_setup_platform(p_type, p_config, disc_info=None):
         """Setup a device tracker platform."""
-        platform = prepare_setup_platform(hass, config, DOMAIN, p_type)
+        platform = yield from async_prepare_setup_platform(
+            hass, config, DOMAIN, p_type)
         if platform is None:
             return
 
         try:
             if hasattr(platform, 'get_scanner'):
-                scanner = platform.get_scanner(hass, {DOMAIN: p_config})
+                scanner = yield from hass.loop.run_in_executor(
+                    None, platform.get_scanner, hass, {DOMAIN: p_config})
 
                 if scanner is None:
                     _LOGGER.error('Error setting up platform %s', p_type)
                     return
 
-                setup_scanner_platform(hass, p_config, scanner, tracker.see)
+                yield from async_setup_scanner_platform(
+                    hass, p_config, scanner, tracker.async_see)
                 return
 
-            if not platform.setup_scanner(hass, p_config, tracker.see):
+            ret = yield from hass.loop.run_in_executor(
+                None, platform.setup_scanner, hass, p_config, tracker.see)
+            if not ret:
                 _LOGGER.error('Error setting up platform %s', p_type)
         except Exception:  # pylint: disable=broad-except
             _LOGGER.exception('Error setting up platform %s', p_type)
 
-    for p_type, p_config in config_per_platform(config, DOMAIN):
-        setup_platform(p_type, p_config)
+    setup_tasks = [async_setup_platform(p_type, p_config) for p_type, p_config
+                   in config_per_platform(config, DOMAIN)]
+    if setup_tasks:
+        yield from asyncio.wait(setup_tasks, loop=hass.loop)
 
-    def device_tracker_discovered(service, info):
+    yield from tracker.async_setup_group()
+
+    @callback
+    def async_device_tracker_discovered(service, info):
         """Called when a device tracker platform is discovered."""
-        setup_platform(DISCOVERY_PLATFORMS[service], {}, info)
+        hass.async_add_job(
+            async_setup_platform(DISCOVERY_PLATFORMS[service], {}, info))
 
-    discovery.listen(hass, DISCOVERY_PLATFORMS.keys(),
-                     device_tracker_discovered)
+    discovery.async_listen(
+        hass, DISCOVERY_PLATFORMS.keys(), async_device_tracker_discovered)
 
-    def update_stale(now):
-        """Clean up stale devices."""
-        tracker.update_stale(now)
-    track_utc_time_change(hass, update_stale, second=range(0, 60, 5))
+    # Clean up stale devices
+    async_track_utc_time_change(
+        hass, tracker.async_update_stale, second=range(0, 60, 5))
 
-    tracker.setup_group()
-
-    def see_service(call):
+    @asyncio.coroutine
+    def async_see_service(call):
         """Service to see a device."""
         args = {key: value for key, value in call.data.items() if key in
                 (ATTR_MAC, ATTR_DEV_ID, ATTR_HOST_NAME, ATTR_LOCATION_NAME,
                  ATTR_GPS, ATTR_GPS_ACCURACY, ATTR_BATTERY, ATTR_ATTRIBUTES)}
-        tracker.see(**args)
+        yield from tracker.async_see(**args)
 
-    descriptions = load_yaml_config_file(
-        os.path.join(os.path.dirname(__file__), 'services.yaml'))
-    hass.services.register(DOMAIN, SERVICE_SEE, see_service,
-                           descriptions.get(SERVICE_SEE))
+    descriptions = yield from hass.loop.run_in_executor(
+        None, load_yaml_config_file,
+        os.path.join(os.path.dirname(__file__), 'services.yaml')
+    )
+    hass.services.async_register(
+        DOMAIN, SERVICE_SEE, async_see_service, descriptions.get(SERVICE_SEE))
 
     return True
 
@@ -190,88 +209,119 @@ class DeviceTracker(object):
         self.hass = hass
         self.devices = {dev.dev_id: dev for dev in devices}
         self.mac_to_dev = {dev.mac: dev for dev in devices if dev.mac}
+        self.consider_home = consider_home
+        self.track_new = track_new
+        self.group = None  # type: group.Group
+        self._is_updating = asyncio.Lock(loop=hass.loop)
+
         for dev in devices:
             if self.devices[dev.dev_id] is not dev:
                 _LOGGER.warning('Duplicate device IDs detected %s', dev.dev_id)
             if dev.mac and self.mac_to_dev[dev.mac] is not dev:
                 _LOGGER.warning('Duplicate device MAC addresses detected %s',
                                 dev.mac)
-        self.consider_home = consider_home
-        self.track_new = track_new
-        self.lock = threading.Lock()
-
-        for device in devices:
-            if device.track:
-                device.update_ha_state()
-
-        self.group = None  # type: group.Group
 
     def see(self, mac: str=None, dev_id: str=None, host_name: str=None,
             location_name: str=None, gps: GPSType=None, gps_accuracy=None,
             battery: str=None, attributes: dict=None):
         """Notify the device tracker that you see a device."""
-        with self.lock:
-            if mac is None and dev_id is None:
-                raise HomeAssistantError('Neither mac or device id passed in')
-            elif mac is not None:
-                mac = str(mac).upper()
-                device = self.mac_to_dev.get(mac)
-                if not device:
-                    dev_id = util.slugify(host_name or '') or util.slugify(mac)
-            else:
-                dev_id = cv.slug(str(dev_id).lower())
-                device = self.devices.get(dev_id)
+        self.hass.add_job(
+            self.async_see(mac, dev_id, host_name, location_name, gps,
+                           gps_accuracy, battery, attributes)
+        )
 
-            if device:
-                device.seen(host_name, location_name, gps, gps_accuracy,
-                            battery, attributes)
-                if device.track:
-                    device.update_ha_state()
-                return
+    @asyncio.coroutine
+    def async_see(self, mac: str=None, dev_id: str=None, host_name: str=None,
+                  location_name: str=None, gps: GPSType=None,
+                  gps_accuracy=None, battery: str=None, attributes: dict=None):
+        """Notify the device tracker that you see a device.
 
-            # If no device can be found, create it
-            dev_id = util.ensure_unique_string(dev_id, self.devices.keys())
-            device = Device(
-                self.hass, self.consider_home, self.track_new,
-                dev_id, mac, (host_name or dev_id).replace('_', ' '))
-            self.devices[dev_id] = device
-            if mac is not None:
-                self.mac_to_dev[mac] = device
+        This method is a coroutine.
+        """
+        if mac is None and dev_id is None:
+            raise HomeAssistantError('Neither mac or device id passed in')
+        elif mac is not None:
+            mac = str(mac).upper()
+            device = self.mac_to_dev.get(mac)
+            if not device:
+                dev_id = util.slugify(host_name or '') or util.slugify(mac)
+        else:
+            dev_id = cv.slug(str(dev_id).lower())
+            device = self.devices.get(dev_id)
 
-            device.seen(host_name, location_name, gps, gps_accuracy, battery,
-                        attributes)
+        if device:
+            yield from device.async_seen(host_name, location_name, gps,
+                                         gps_accuracy, battery, attributes)
             if device.track:
-                device.update_ha_state()
+                yield from device.async_update_ha_state()
+            return
 
-            # During init, we ignore the group
-            if self.group is not None:
-                self.group.update_tracked_entity_ids(
-                    list(self.group.tracking) + [device.entity_id])
-            update_config(self.hass.config.path(YAML_DEVICES), dev_id, device)
+        # If no device can be found, create it
+        dev_id = util.ensure_unique_string(dev_id, self.devices.keys())
+        device = Device(
+            self.hass, self.consider_home, self.track_new,
+            dev_id, mac, (host_name or dev_id).replace('_', ' '))
+        self.devices[dev_id] = device
+        if mac is not None:
+            self.mac_to_dev[mac] = device
 
-    def setup_group(self):
-        """Initialize group for all tracked devices."""
-        run_coroutine_threadsafe(
-            self.async_setup_group(), self.hass.loop).result()
+        yield from device.async_seen(host_name, location_name, gps,
+                                     gps_accuracy, battery, attributes)
+
+        if device.track:
+            yield from device.async_update_ha_state()
+
+        self.hass.bus.async_fire(EVENT_NEW_DEVICE, {
+            ATTR_ENTITY_ID: device.entity_id,
+            ATTR_HOST_NAME: device.host_name,
+        })
+
+        # During init, we ignore the group
+        if self.group is not None:
+            yield from self.group.async_update_tracked_entity_ids(
+                list(self.group.tracking) + [device.entity_id])
+
+        # lookup mac vendor string to be stored in config
+        device.set_vendor_for_mac()
+
+        # update known_devices.yaml
+        self.hass.async_add_job(
+            self.async_update_config(self.hass.config.path(YAML_DEVICES),
+                                     dev_id, device)
+        )
+
+    @asyncio.coroutine
+    def async_update_config(self, path, dev_id, device):
+        """Add device to YAML configuration file.
+
+        This method is a coroutine.
+        """
+        with (yield from self._is_updating):
+            yield from self.hass.loop.run_in_executor(
+                None, update_config, self.hass.config.path(YAML_DEVICES),
+                dev_id, device)
 
     @asyncio.coroutine
     def async_setup_group(self):
         """Initialize group for all tracked devices.
 
-        This method must be run in the event loop.
+        This method is a coroutine.
         """
         entity_ids = (dev.entity_id for dev in self.devices.values()
                       if dev.track)
         self.group = yield from group.Group.async_create_group(
             self.hass, GROUP_NAME_ALL_DEVICES, entity_ids, False)
 
-    def update_stale(self, now: dt_util.dt.datetime):
-        """Update stale devices."""
-        with self.lock:
-            for device in self.devices.values():
-                if (device.track and device.last_update_home and
-                        device.stale(now)):
-                    device.update_ha_state(True)
+    @callback
+    def async_update_stale(self, now: dt_util.dt.datetime):
+        """Update stale devices.
+
+        This method must be run in the event loop.
+        """
+        for device in self.devices.values():
+            if (device.track and device.last_update_home) and \
+               device.stale(now):
+                self.hass.async_add_job(device.async_update_ha_state(True))
 
 
 class Device(Entity):
@@ -284,6 +334,7 @@ class Device(Entity):
     last_seen = None  # type: dt_util.dt.datetime
     battery = None  # type: str
     attributes = None  # type: dict
+    vendor = None  # type: str
 
     # Track if the last update of this device was HOME.
     last_update_home = False
@@ -292,7 +343,7 @@ class Device(Entity):
     def __init__(self, hass: HomeAssistantType, consider_home: timedelta,
                  track: bool, dev_id: str, mac: str, name: str=None,
                  picture: str=None, gravatar: str=None,
-                 hide_if_away: bool=False) -> None:
+                 hide_if_away: bool=False, vendor: str=None) -> None:
         """Initialize a device."""
         self.hass = hass
         self.entity_id = ENTITY_ID_FORMAT.format(dev_id)
@@ -318,6 +369,7 @@ class Device(Entity):
             self.config_picture = picture
 
         self.away_hide = hide_if_away
+        self.vendor = vendor
 
     @property
     def name(self):
@@ -358,9 +410,10 @@ class Device(Entity):
         """If device should be hidden."""
         return self.away_hide and self.state != STATE_HOME
 
-    def seen(self, host_name: str=None, location_name: str=None,
-             gps: GPSType=None, gps_accuracy=0, battery: str=None,
-             attributes: dict=None):
+    @asyncio.coroutine
+    def async_seen(self, host_name: str=None, location_name: str=None,
+                   gps: GPSType=None, gps_accuracy=0, battery: str=None,
+                   attributes: dict=None):
         """Mark the device as seen."""
         self.last_seen = dt_util.utcnow()
         self.host_name = host_name
@@ -369,28 +422,38 @@ class Device(Entity):
         self.battery = battery
         self.attributes = attributes
         self.gps = None
+
         if gps is not None:
             try:
                 self.gps = float(gps[0]), float(gps[1])
             except (ValueError, TypeError, IndexError):
                 _LOGGER.warning('Could not parse gps value for %s: %s',
                                 self.dev_id, gps)
-        self.update()
+
+        # pylint: disable=not-an-iterable
+        yield from self.async_update()
 
     def stale(self, now: dt_util.dt.datetime=None):
-        """Return if device state is stale."""
+        """Return if device state is stale.
+
+        Async friendly.
+        """
         return self.last_seen and \
             (now or dt_util.utcnow()) - self.last_seen > self.consider_home
 
-    def update(self):
-        """Update state of entity."""
+    @asyncio.coroutine
+    def async_update(self):
+        """Update state of entity.
+
+        This method is a coroutine.
+        """
         if not self.last_seen:
             return
         elif self.location_name:
             self._state = self.location_name
         elif self.gps is not None:
-            zone_state = zone.active_zone(self.hass, self.gps[0], self.gps[1],
-                                          self.gps_accuracy)
+            zone_state = zone.async_active_zone(
+                self.hass, self.gps[0], self.gps[1], self.gps_accuracy)
             if zone_state is None:
                 self._state = STATE_NOT_HOME
             elif zone_state.entity_id == zone.ENTITY_ID_HOME:
@@ -405,9 +468,67 @@ class Device(Entity):
             self._state = STATE_HOME
             self.last_update_home = True
 
+    @asyncio.coroutine
+    def set_vendor_for_mac(self):
+        """Set vendor string using api.macvendors.com."""
+        self.vendor = yield from self.get_vendor_for_mac()
+
+    @asyncio.coroutine
+    def get_vendor_for_mac(self):
+        """Try to find the vendor string for a given MAC address."""
+        # can't continue without a mac
+        if not self.mac:
+            return None
+
+        # prevent lookup of invalid macs
+        if not len(self.mac.split(':')) == 6:
+            return 'unknown'
+
+        # we only need the first 3 bytes of the mac for a lookup
+        # this improves somewhat on privacy
+        oui_bytes = self.mac.split(':')[0:3]
+        # bytes like 00 get truncates to 0, API needs full bytes
+        oui = '{:02x}:{:02x}:{:02x}'.format(*[int(b, 16) for b in oui_bytes])
+        url = 'http://api.macvendors.com/' + oui
+        resp = None
+        try:
+            websession = async_get_clientsession(self.hass)
+
+            with async_timeout.timeout(5, loop=self.hass.loop):
+                resp = yield from websession.get(url)
+            # mac vendor found, response is the string
+            if resp.status == 200:
+                vendor_string = yield from resp.text()
+                return vendor_string
+            # if vendor is not known to the API (404) or there
+            # was a failure during the lookup (500); set vendor
+            # to something other then None to prevent retry
+            # as the value is only relevant when it is to be stored
+            # in the 'known_devices.yaml' file which only happens
+            # the first time the device is seen.
+            return 'unknown'
+        except (asyncio.TimeoutError, aiohttp.errors.ClientError,
+                aiohttp.errors.ClientDisconnectedError):
+            # same as above
+            return 'unknown'
+        finally:
+            if resp is not None:
+                yield from resp.release()
+
 
 def load_config(path: str, hass: HomeAssistantType, consider_home: timedelta):
     """Load devices from YAML configuration file."""
+    return run_coroutine_threadsafe(
+        async_load_config(path, hass, consider_home), hass.loop).result()
+
+
+@asyncio.coroutine
+def async_load_config(path: str, hass: HomeAssistantType,
+                      consider_home: timedelta):
+    """Load devices from YAML configuration file.
+
+    This method is a coroutine.
+    """
     dev_schema = vol.Schema({
         vol.Required('name'): cv.string,
         vol.Optional('track', default=False): cv.boolean,
@@ -417,12 +538,14 @@ def load_config(path: str, hass: HomeAssistantType, consider_home: timedelta):
         vol.Optional('gravatar', default=None): vol.Any(None, cv.string),
         vol.Optional('picture', default=None): vol.Any(None, cv.string),
         vol.Optional(CONF_CONSIDER_HOME, default=consider_home): vol.All(
-            cv.time_period, cv.positive_timedelta)
+            cv.time_period, cv.positive_timedelta),
+        vol.Optional('vendor', default=None): vol.Any(None, cv.string),
     })
     try:
         result = []
         try:
-            devices = load_yaml_config_file(path)
+            devices = yield from hass.loop.run_in_executor(
+                None, load_yaml_config_file, path)
         except HomeAssistantError as err:
             _LOGGER.error('Unable to load %s: %s', path, str(err))
             return []
@@ -432,7 +555,7 @@ def load_config(path: str, hass: HomeAssistantType, consider_home: timedelta):
                 device = dev_schema(device)
                 device['dev_id'] = cv.slugify(dev_id)
             except vol.Invalid as exp:
-                log_exception(exp, dev_id, devices)
+                async_log_exception(exp, dev_id, devices, hass)
             else:
                 result.append(Device(hass, **device))
         return result
@@ -441,9 +564,13 @@ def load_config(path: str, hass: HomeAssistantType, consider_home: timedelta):
         return []
 
 
-def setup_scanner_platform(hass: HomeAssistantType, config: ConfigType,
-                           scanner: Any, see_device: Callable):
-    """Helper method to connect scanner-based platform to device tracker."""
+@asyncio.coroutine
+def async_setup_scanner_platform(hass: HomeAssistantType, config: ConfigType,
+                                 scanner: Any, async_see_device: Callable):
+    """Helper method to connect scanner-based platform to device tracker.
+
+    This method is a coroutine.
+    """
     interval = config.get(CONF_SCAN_INTERVAL, DEFAULT_SCAN_INTERVAL)
 
     # Initial scan of each mac we also tell about host name for config
@@ -451,37 +578,42 @@ def setup_scanner_platform(hass: HomeAssistantType, config: ConfigType,
 
     def device_tracker_scan(now: dt_util.dt.datetime):
         """Called when interval matches."""
-        for mac in scanner.scan_devices():
+        found_devices = scanner.scan_devices()
+
+        for mac in found_devices:
             if mac in seen:
                 host_name = None
             else:
                 host_name = scanner.get_device_name(mac)
                 seen.add(mac)
-            see_device(mac=mac, host_name=host_name)
+            hass.add_job(async_see_device(mac=mac, host_name=host_name))
 
-    track_utc_time_change(hass, device_tracker_scan, second=range(0, 60,
-                                                                  interval))
+    async_track_utc_time_change(
+        hass, device_tracker_scan, second=range(0, 60, interval))
 
-    device_tracker_scan(None)
+    hass.async_add_job(device_tracker_scan, None)
 
 
 def update_config(path: str, dev_id: str, device: Device):
     """Add device to YAML configuration file."""
     with open(path, 'a') as out:
-        out.write('\n')
-
         device = {device.dev_id: {
             'name': device.name,
             'mac': device.mac,
             'picture': device.config_picture,
             'track': device.track,
-            CONF_AWAY_HIDE: device.away_hide
+            CONF_AWAY_HIDE: device.away_hide,
+            'vendor': device.vendor,
         }}
-        yaml.dump(device, out, default_flow_style=False)
+        out.write('\n')
+        out.write(dump(device))
 
 
 def get_gravatar_for_email(email: str):
-    """Return an 80px Gravatar for the given email address."""
+    """Return an 80px Gravatar for the given email address.
+
+    Async friendly.
+    """
     import hashlib
     url = 'https://www.gravatar.com/avatar/{}.jpg?s=80&d=wavatar'
     return url.format(hashlib.md5(email.encode('utf-8').lower()).hexdigest())

homeassistant/components/device_tracker/actiontec.py

@@ -42,6 +42,7 @@ def get_scanner(hass, config):
     scanner = ActiontecDeviceScanner(config[DOMAIN])
     return scanner if scanner.success_init else None
 
+
 Device = namedtuple("Device", ["mac", "ip", "last_update"])
 
 

homeassistant/components/device_tracker/asuswrt.py

@@ -76,6 +76,15 @@ _IP_NEIGH_REGEX = re.compile(
     r'(\w+\s(?P<mac>(([0-9a-f]{2}[:-]){5}([0-9a-f]{2}))))?\s' +
     r'(?P<status>(\w+))')
 
+_NVRAM_CMD = 'nvram get client_info_tmp'
+_NVRAM_REGEX = re.compile(
+    r'.*>.*>' +
+    r'(?P<ip>([0-9]{1,3}[\.]){3}[0-9]{1,3})' +
+    r'>' +
+    r'(?P<mac>(([0-9a-fA-F]{2}[:-]){5}([0-9a-fA-F]{2})))' +
+    r'>' +
+    r'.*')
+
 
 # pylint: disable=unused-argument
 def get_scanner(hass, config):
@@ -84,15 +93,14 @@ def get_scanner(hass, config):
 
     return scanner if scanner.success_init else None
 
-AsusWrtResult = namedtuple('AsusWrtResult', 'neighbors leases arp')
+
+AsusWrtResult = namedtuple('AsusWrtResult', 'neighbors leases arp nvram')
 
 
 class AsusWrtDeviceScanner(object):
     """This class queries a router running ASUSWRT firmware."""
 
-    # pylint: disable=too-many-instance-attributes, too-many-branches
     # Eighth attribute needed for mode (AP mode vs router mode)
-
     def __init__(self, config):
         """Initialize the scanner."""
         self.host = config[CONF_HOST]
@@ -157,7 +165,8 @@ class AsusWrtDeviceScanner(object):
             active_clients = [client for client in data.values() if
                               client['status'] == 'REACHABLE' or
                               client['status'] == 'DELAY' or
-                              client['status'] == 'STALE']
+                              client['status'] == 'STALE' or
+                              client['status'] == 'IN_NVRAM']
             self.last_results = active_clients
             return True
 
@@ -186,13 +195,18 @@ class AsusWrtDeviceScanner(object):
                 ssh.sendline(_WL_CMD)
                 ssh.prompt()
                 leases_result = ssh.before.split(b'\n')[1:-1]
+                ssh.sendline(_NVRAM_CMD)
+                ssh.prompt()
+                nvram_result = ssh.before.split(b'\n')[1].split(b'<')[1:]
             else:
                 arp_result = ['']
+                nvram_result = ['']
                 ssh.sendline(_LEASES_CMD)
                 ssh.prompt()
                 leases_result = ssh.before.split(b'\n')[1:-1]
             ssh.logout()
-            return AsusWrtResult(neighbors, leases_result, arp_result)
+            return AsusWrtResult(neighbors, leases_result, arp_result,
+                                 nvram_result)
         except pxssh.ExceptionPxssh as exc:
             _LOGGER.error('Unexpected response from router: %s', exc)
             return None
@@ -215,13 +229,18 @@ class AsusWrtDeviceScanner(object):
                 telnet.write('{}\n'.format(_WL_CMD).encode('ascii'))
                 leases_result = (telnet.read_until(prompt_string).
                                  split(b'\n')[1:-1])
+                telnet.write('{}\n'.format(_NVRAM_CMD).encode('ascii'))
+                nvram_result = (telnet.read_until(prompt_string).
+                                split(b'\n')[1].split(b'<')[1:])
             else:
                 arp_result = ['']
+                nvram_result = ['']
                 telnet.write('{}\n'.format(_LEASES_CMD).encode('ascii'))
                 leases_result = (telnet.read_until(prompt_string).
                                  split(b'\n')[1:-1])
             telnet.write('exit\n'.encode('ascii'))
-            return AsusWrtResult(neighbors, leases_result, arp_result)
+            return AsusWrtResult(neighbors, leases_result, arp_result,
+                                 nvram_result)
         except EOFError:
             _LOGGER.error('Unexpected response from router')
             return None
@@ -279,6 +298,26 @@ class AsusWrtDeviceScanner(object):
                             'ip': arp_match.group('ip'),
                             'mac': match.group('mac').upper(),
                             }
+
+                # match mac addresses to IP addresses in NVRAM table
+                for nvr in result.nvram:
+                    if match.group('mac').upper() in nvr.decode('utf-8'):
+                        nvram_match = _NVRAM_REGEX.search(nvr.decode('utf-8'))
+                        if not nvram_match:
+                            _LOGGER.warning('Could not parse nvr row: %s', nvr)
+                            continue
+
+                        # skip current check if already in ARP table
+                        if nvram_match.group('ip') in devices.keys():
+                            continue
+
+                        devices[nvram_match.group('ip')] = {
+                            'host': host,
+                            'status': 'IN_NVRAM',
+                            'ip': nvram_match.group('ip'),
+                            'mac': match.group('mac').upper(),
+                            }
+
         else:
             for lease in result.leases:
                 match = _LEASES_REGEX.search(lease.decode('utf-8'))

homeassistant/components/device_tracker/automatic.py

@@ -60,8 +60,6 @@ def setup_scanner(hass, config: dict, see):
     return True
 
 
-# pylint: disable=too-many-instance-attributes
-# pylint: disable=too-few-public-methods
 class AutomaticDeviceScanner(object):
     """A class representing an Automatic device."""
 

homeassistant/components/device_tracker/bbox.py

@@ -7,15 +7,16 @@ https://home-assistant.io/components/device_tracker.bbox/
 from collections import namedtuple
 import logging
 from datetime import timedelta
+
 import homeassistant.util.dt as dt_util
 from homeassistant.components.device_tracker import DOMAIN
 from homeassistant.util import Throttle
 
-# Return cached results if last scan was less then this time ago
-MIN_TIME_BETWEEN_SCANS = timedelta(seconds=60)
+REQUIREMENTS = ['pybbox==0.0.5-alpha']
 
 _LOGGER = logging.getLogger(__name__)
-REQUIREMENTS = ['pybbox==0.0.5-alpha']
+
+MIN_TIME_BETWEEN_SCANS = timedelta(seconds=60)
 
 
 def get_scanner(hass, config):
@@ -36,7 +37,7 @@ class BboxDeviceScanner(object):
         self.last_results = []  # type: List[Device]
 
         self.success_init = self._update_info()
-        _LOGGER.info('Bbox scanner initialized')
+        _LOGGER.info("Bbox scanner initialized")
 
     def scan_devices(self):
         """Scan for new devices and return a list with found device IDs."""
@@ -60,7 +61,7 @@ class BboxDeviceScanner(object):
 
         Returns boolean if scanning successful.
         """
-        _LOGGER.info('Scanning')
+        _LOGGER.info("Scanning...")
 
         import pybbox
 
@@ -78,5 +79,5 @@ class BboxDeviceScanner(object):
 
         self.last_results = last_results
 
-        _LOGGER.info('Bbox scan successful')
+        _LOGGER.info("Bbox scan successful")
         return True

homeassistant/components/device_tracker/cisco_ios.py

@@ -0,0 +1,162 @@
+"""
+Support for Cisco IOS Routers.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/device_tracker.cisco_ios/
+"""
+import logging
+from datetime import timedelta
+
+import voluptuous as vol
+
+import homeassistant.helpers.config_validation as cv
+from homeassistant.components.device_tracker import DOMAIN, PLATFORM_SCHEMA
+from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_USERNAME, \
+    CONF_PORT
+from homeassistant.util import Throttle
+
+# Return cached results if last scan was less then this time ago.
+MIN_TIME_BETWEEN_SCANS = timedelta(seconds=5)
+
+_LOGGER = logging.getLogger(__name__)
+
+REQUIREMENTS = ['pexpect==4.0.1']
+
+PLATFORM_SCHEMA = vol.All(
+    PLATFORM_SCHEMA.extend({
+        vol.Required(CONF_HOST): cv.string,
+        vol.Required(CONF_USERNAME): cv.string,
+        vol.Optional(CONF_PASSWORD, default=''): cv.string,
+        vol.Optional(CONF_PORT): cv.port,
+    })
+)
+
+
+def get_scanner(hass, config):
+    """Validate the configuration and return a Cisco scanner."""
+    scanner = CiscoDeviceScanner(config[DOMAIN])
+
+    return scanner if scanner.success_init else None
+
+
+class CiscoDeviceScanner(object):
+    """This class queries a wireless router running Cisco IOS firmware."""
+
+    def __init__(self, config):
+        """Initialize the scanner."""
+        self.host = config[CONF_HOST]
+        self.username = config[CONF_USERNAME]
+        self.port = config.get(CONF_PORT)
+        self.password = config.get(CONF_PASSWORD)
+
+        self.last_results = {}
+
+        self.success_init = self._update_info()
+        _LOGGER.info('cisco_ios scanner initialized')
+
+    # pylint: disable=no-self-use
+    def get_device_name(self, device):
+        """The firmware doesn't save the name of the wireless device."""
+        return None
+
+    def scan_devices(self):
+        """Scan for new devices and return a list with found device IDs."""
+        self._update_info()
+
+        return self.last_results
+
+    @Throttle(MIN_TIME_BETWEEN_SCANS)
+    def _update_info(self):
+        """
+        Ensure the information from the Cisco router is up to date.
+
+        Returns boolean if scanning successful.
+        """
+        string_result = self._get_arp_data()
+
+        if string_result:
+            self.last_results = []
+            last_results = []
+
+            lines_result = string_result.splitlines()
+
+            # Remove the first two lines, as they contains the arp command
+            # and the arp table titles e.g.
+            # show ip arp
+            # Protocol  Address | Age (min) | Hardware Addr | Type | Interface
+            lines_result = lines_result[2:]
+
+            for line in lines_result:
+                if len(line.split()) is 6:
+                    parts = line.split()
+                    if len(parts) != 6:
+                        continue
+
+                    # ['Internet', '10.10.11.1', '-', '0027.d32d.0123', 'ARPA',
+                    # 'GigabitEthernet0']
+                    age = parts[2]
+                    hw_addr = parts[3]
+
+                    if age != "-":
+                        mac = _parse_cisco_mac_address(hw_addr)
+                        age = int(age)
+                        if age < 1:
+                            last_results.append(mac)
+
+            self.last_results = last_results
+            return True
+
+        return False
+
+    def _get_arp_data(self):
+        """Open connection to the router and get arp entries."""
+        from pexpect import pxssh
+        import re
+
+        try:
+            cisco_ssh = pxssh.pxssh()
+            cisco_ssh.login(self.host, self.username, self.password,
+                            port=self.port, auto_prompt_reset=False)
+
+            # Find the hostname
+            initial_line = cisco_ssh.before.decode('utf-8').splitlines()
+            router_hostname = initial_line[len(initial_line) - 1]
+            router_hostname += "#"
+            # Set the discovered hostname as prompt
+            regex_expression = ('(?i)^%s' % router_hostname).encode()
+            cisco_ssh.PROMPT = re.compile(regex_expression, re.MULTILINE)
+            # Allow full arp table to print at once
+            cisco_ssh.sendline("terminal length 0")
+            cisco_ssh.prompt(1)
+
+            cisco_ssh.sendline("show ip arp")
+            cisco_ssh.prompt(1)
+
+            devices_result = cisco_ssh.before
+
+            return devices_result.decode("utf-8")
+        except pxssh.ExceptionPxssh as px_e:
+            _LOGGER.error("pxssh failed on login.")
+            _LOGGER.error(px_e)
+
+        return None
+
+
+def _parse_cisco_mac_address(cisco_hardware_addr):
+    """
+    Parse a Cisco formatted HW address to normal MAC.
+
+    e.g. convert
+    001d.ec02.07ab
+
+    to:
+    00:1D:EC:02:07:AB
+
+    Takes in cisco_hwaddr: HWAddr String from Cisco ARP table
+    Returns a regular standard MAC address
+    """
+    cisco_hardware_addr = cisco_hardware_addr.replace('.', '')
+    blocks = [cisco_hardware_addr[x:x + 2]
+              for x in range(0, len(cisco_hardware_addr), 2)]
+
+    return ':'.join(blocks).upper()

homeassistant/components/device_tracker/ddwrt.py

@@ -35,12 +35,12 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
 # pylint: disable=unused-argument
 def get_scanner(hass, config):
     """Validate the configuration and return a DD-WRT scanner."""
-    scanner = DdWrtDeviceScanner(config[DOMAIN])
-
-    return scanner if scanner.success_init else None
+    try:
+        return DdWrtDeviceScanner(config[DOMAIN])
+    except ConnectionError:
+        return None
 
 
-# pylint: disable=too-many-instance-attributes
 class DdWrtDeviceScanner(object):
     """This class queries a wireless router running DD-WRT firmware."""
 
@@ -53,13 +53,13 @@ class DdWrtDeviceScanner(object):
         self.lock = threading.Lock()
 
         self.last_results = {}
-
         self.mac2name = {}
 
         # Test the router is accessible
         url = 'http://{}/Status_Wireless.live.asp'.format(self.host)
         data = self.get_ddwrt_data(url)
-        self.success_init = data is not None
+        if not data:
+            raise ConnectionError('Cannot connect to DD-Wrt router')
 
     def scan_devices(self):
         """Scan for new devices and return a list with found device IDs."""
@@ -83,14 +83,15 @@ class DdWrtDeviceScanner(object):
                 if not dhcp_leases:
                     return None
 
-                # Remove leading and trailing single quotes.
-                cleaned_str = dhcp_leases.strip().strip('"')
-                elements = cleaned_str.split('","')
-                num_clients = int(len(elements)/5)
+                # Remove leading and trailing quotes and spaces
+                cleaned_str = dhcp_leases.replace(
+                    "\"", "").replace("\'", "").replace(" ", "")
+                elements = cleaned_str.split(',')
+                num_clients = int(len(elements) / 5)
                 self.mac2name = {}
                 for idx in range(0, num_clients):
-                    # This is stupid but the data is a single array
-                    # every 5 elements represents one hosts, the MAC
+                    # The data is a single array
+                    # every 5 elements represents one host, the MAC
                     # is the third element and the name is the first.
                     mac_index = (idx * 5) + 2
                     if mac_index < len(elements):
@@ -105,9 +106,6 @@ class DdWrtDeviceScanner(object):
 
         Return boolean if scanning successful.
         """
-        if not self.success_init:
-            return False
-
         with self.lock:
             _LOGGER.info('Checking ARP')
 
@@ -123,11 +121,8 @@ class DdWrtDeviceScanner(object):
             if not active_clients:
                 return False
 
-            # This is really lame, instead of using JSON the DD-WRT UI
-            # uses its own data format for some reason and then
-            # regex's out values so I guess I have to do the same,
-            # LAME!!!
-
+            # The DD-WRT UI uses its own data format and then
+            # regex's out values so this is done here too
             # Remove leading and trailing single quotes.
             clean_str = active_clients.strip().strip("'")
             elements = clean_str.split("','")

homeassistant/components/device_tracker/fritz.py

@@ -38,7 +38,6 @@ def get_scanner(hass, config):
     return scanner if scanner.success_init else None
 
 
-# pylint: disable=too-many-instance-attributes
 class FritzBoxScanner(object):
     """This class queries a FRITZ!Box router."""
 

homeassistant/components/device_tracker/gpslogger.py

@@ -0,0 +1,72 @@
+"""
+Support for the GPSLogger platform.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/device_tracker.gpslogger/
+"""
+import asyncio
+from functools import partial
+import logging
+
+from homeassistant.const import HTTP_UNPROCESSABLE_ENTITY
+from homeassistant.components.http import HomeAssistantView
+# pylint: disable=unused-import
+from homeassistant.components.device_tracker import (  # NOQA
+    DOMAIN, PLATFORM_SCHEMA)
+
+_LOGGER = logging.getLogger(__name__)
+
+DEPENDENCIES = ['http']
+
+
+def setup_scanner(hass, config, see):
+    """Setup an endpoint for the GPSLogger application."""
+    hass.http.register_view(GPSLoggerView(see))
+
+    return True
+
+
+class GPSLoggerView(HomeAssistantView):
+    """View to handle gpslogger requests."""
+
+    url = '/api/gpslogger'
+    name = 'api:gpslogger'
+
+    def __init__(self, see):
+        """Initialize GPSLogger url endpoints."""
+        self.see = see
+
+    @asyncio.coroutine
+    def get(self, request):
+        """A GPSLogger message received as GET."""
+        res = yield from self._handle(request.app['hass'], request.GET)
+        return res
+
+    @asyncio.coroutine
+    def _handle(self, hass, data):
+        """Handle gpslogger request."""
+        if 'latitude' not in data or 'longitude' not in data:
+            return ('Latitude and longitude not specified.',
+                    HTTP_UNPROCESSABLE_ENTITY)
+
+        if 'device' not in data:
+            _LOGGER.error('Device id not specified.')
+            return ('Device id not specified.',
+                    HTTP_UNPROCESSABLE_ENTITY)
+
+        device = data['device'].replace('-', '')
+        gps_location = (data['latitude'], data['longitude'])
+        accuracy = 200
+        battery = -1
+
+        if 'accuracy' in data:
+            accuracy = int(float(data['accuracy']))
+        if 'battery' in data:
+            battery = float(data['battery'])
+
+        yield from hass.loop.run_in_executor(
+            None, partial(self.see, dev_id=device,
+                          gps=gps_location, battery=battery,
+                          gps_accuracy=accuracy))
+
+        return 'Setting location for {}'.format(device)

homeassistant/components/device_tracker/icloud.py

@@ -1,100 +1,427 @@
 """
-Support for iCloud connected devices.
+Platform that supports scanning iCloud.
 
 For more details about this platform, please refer to the documentation at
 https://home-assistant.io/components/device_tracker.icloud/
 """
 import logging
+import random
+import os
+
 import voluptuous as vol
 
-from homeassistant.const import (CONF_PASSWORD, CONF_USERNAME,
-                                 EVENT_HOMEASSISTANT_START)
+from homeassistant.const import CONF_USERNAME, CONF_PASSWORD
+from homeassistant.components.device_tracker import (
+    PLATFORM_SCHEMA, DOMAIN, ATTR_ATTRIBUTES, ENTITY_ID_FORMAT)
+from homeassistant.components.zone import active_zone
 from homeassistant.helpers.event import track_utc_time_change
+import homeassistant.helpers.config_validation as cv
 from homeassistant.util import slugify
-from homeassistant.components.device_tracker import (ENTITY_ID_FORMAT,
-                                                     PLATFORM_SCHEMA)
+import homeassistant.util.dt as dt_util
+from homeassistant.util.location import distance
+from homeassistant.loader import get_component
 
 _LOGGER = logging.getLogger(__name__)
 
 REQUIREMENTS = ['pyicloud==0.9.1']
 
-CONF_INTERVAL = 'interval'
-KEEPALIVE_INTERVAL = 4
+CONF_IGNORED_DEVICES = 'ignored_devices'
+CONF_ACCOUNTNAME = 'account_name'
+
+# entity attributes
+ATTR_ACCOUNTNAME = 'account_name'
+ATTR_INTERVAL = 'interval'
+ATTR_DEVICENAME = 'device_name'
+ATTR_BATTERY = 'battery'
+ATTR_DISTANCE = 'distance'
+ATTR_DEVICESTATUS = 'device_status'
+ATTR_LOWPOWERMODE = 'low_power_mode'
+ATTR_BATTERYSTATUS = 'battery_status'
+
+ICLOUDTRACKERS = {}
+
+_CONFIGURING = {}
+
+DEVICESTATUSSET = ['features', 'maxMsgChar', 'darkWake', 'fmlyShare',
+                   'deviceStatus', 'remoteLock', 'activationLocked',
+                   'deviceClass', 'id', 'deviceModel', 'rawDeviceModel',
+                   'passcodeLength', 'canWipeAfterLock', 'trackingInfo',
+                   'location', 'msg', 'batteryLevel', 'remoteWipe',
+                   'thisDevice', 'snd', 'prsId', 'wipeInProgress',
+                   'lowPowerMode', 'lostModeEnabled', 'isLocating',
+                   'lostModeCapable', 'mesg', 'name', 'batteryStatus',
+                   'lockedTimestamp', 'lostTimestamp', 'locationCapable',
+                   'deviceDisplayName', 'lostDevice', 'deviceColor',
+                   'wipedTimestamp', 'modelDisplayName', 'locationEnabled',
+                   'isMac', 'locFoundEnabled']
+
+DEVICESTATUSCODES = {'200': 'online', '201': 'offline', '203': 'pending',
+                     '204': 'unregistered'}
+
+SERVICE_SCHEMA = vol.Schema({
+    vol.Optional(ATTR_ACCOUNTNAME): vol.All(cv.ensure_list, [cv.slugify]),
+    vol.Optional(ATTR_DEVICENAME): cv.slugify,
+    vol.Optional(ATTR_INTERVAL): cv.positive_int,
+})
 
 PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
-    vol.Required(CONF_USERNAME): vol.Coerce(str),
-    vol.Required(CONF_PASSWORD): vol.Coerce(str),
-    vol.Optional(CONF_INTERVAL, default=8): vol.All(vol.Coerce(int),
-                                                    vol.Range(min=1))
-    })
+    vol.Required(CONF_USERNAME): cv.string,
+    vol.Required(CONF_PASSWORD): cv.string,
+    vol.Optional(ATTR_ACCOUNTNAME): cv.slugify,
+})
 
 
-def setup_scanner(hass, config, see):
-    """Setup the iCloud Scanner."""
-    from pyicloud import PyiCloudService
-    from pyicloud.exceptions import PyiCloudFailedLoginException
-    from pyicloud.exceptions import PyiCloudNoDevicesException
-    logging.getLogger("pyicloud.base").setLevel(logging.WARNING)
+def setup_scanner(hass, config: dict, see):
+    """Set up the iCloud Scanner."""
+    username = config.get(CONF_USERNAME)
+    password = config.get(CONF_PASSWORD)
+    account = config.get(CONF_ACCOUNTNAME, slugify(username.partition('@')[0]))
 
-    username = config[CONF_USERNAME]
-    password = config[CONF_PASSWORD]
+    icloudaccount = Icloud(hass, username, password, account, see)
 
-    try:
-        _LOGGER.info('Logging into iCloud Account')
-        # Attempt the login to iCloud
-        api = PyiCloudService(username, password, verify=True)
-    except PyiCloudFailedLoginException as error:
-        _LOGGER.exception('Error logging into iCloud Service: %s', error)
+    if icloudaccount.api is not None:
+        ICLOUDTRACKERS[account] = icloudaccount
+
+    else:
+        _LOGGER.error("No ICLOUDTRACKERS added")
         return False
 
-    def keep_alive(now):
-        """Keep authenticating iCloud connection.
+    def lost_iphone(call):
+        """Call the lost iphone function if the device is found."""
+        accounts = call.data.get(ATTR_ACCOUNTNAME, ICLOUDTRACKERS)
+        devicename = call.data.get(ATTR_DEVICENAME)
+        for account in accounts:
+            if account in ICLOUDTRACKERS:
+                ICLOUDTRACKERS[account].lost_iphone(devicename)
+    hass.services.register(DOMAIN, 'icloud_lost_iphone', lost_iphone,
+                           schema=SERVICE_SCHEMA)
 
-        The session timeouts if we are not using it so we
-        have to re-authenticate & this will send an email.
-        """
-        api.authenticate()
-        _LOGGER.info("Authenticate against iCloud")
+    def update_icloud(call):
+        """Call the update function of an icloud account."""
+        accounts = call.data.get(ATTR_ACCOUNTNAME, ICLOUDTRACKERS)
+        devicename = call.data.get(ATTR_DEVICENAME)
+        for account in accounts:
+            if account in ICLOUDTRACKERS:
+                ICLOUDTRACKERS[account].update_icloud(devicename)
+    hass.services.register(DOMAIN, 'icloud_update', update_icloud,
+                           schema=SERVICE_SCHEMA)
 
-    seen_devices = {}
+    def reset_account_icloud(call):
+        """Reset an icloud account."""
+        accounts = call.data.get(ATTR_ACCOUNTNAME, ICLOUDTRACKERS)
+        for account in accounts:
+            if account in ICLOUDTRACKERS:
+                ICLOUDTRACKERS[account].reset_account_icloud()
+    hass.services.register(DOMAIN, 'icloud_reset_account',
+                           reset_account_icloud, schema=SERVICE_SCHEMA)
 
-    def update_icloud(now):
-        """Authenticate against iCloud and scan for devices."""
-        try:
-            keep_alive(None)
-            # Loop through every device registered with the iCloud account
-            for device in api.devices:
-                status = device.status()
-                dev_id = slugify(status['name'].replace(' ', '', 99))
+    def setinterval(call):
+        """Call the update function of an icloud account."""
+        accounts = call.data.get(ATTR_ACCOUNTNAME, ICLOUDTRACKERS)
+        interval = call.data.get(ATTR_INTERVAL)
+        devicename = call.data.get(ATTR_DEVICENAME)
+        for account in accounts:
+            if account in ICLOUDTRACKERS:
+                ICLOUDTRACKERS[account].setinterval(interval, devicename)
 
-                # An entity will not be created by see() when track=false in
-                # 'known_devices.yaml', but we need to see() it at least once
-                entity = hass.states.get(ENTITY_ID_FORMAT.format(dev_id))
-                if entity is None and dev_id in seen_devices:
-                    continue
-                seen_devices[dev_id] = True
-
-                location = device.location()
-                # If the device has a location add it. If not do nothing
-                if location:
-                    see(
-                        dev_id=dev_id,
-                        host_name=status['name'],
-                        gps=(location['latitude'], location['longitude']),
-                        battery=status['batteryLevel']*100,
-                        gps_accuracy=location['horizontalAccuracy']
-                    )
-        except PyiCloudNoDevicesException:
-            _LOGGER.info('No iCloud Devices found!')
-
-    hass.bus.listen_once(EVENT_HOMEASSISTANT_START, update_icloud)
-
-    update_minutes = list(range(0, 60, config[CONF_INTERVAL]))
-    # Schedule keepalives between the updates
-    keepalive_minutes = list(x for x in range(0, 60, KEEPALIVE_INTERVAL)
-                             if x not in update_minutes)
-
-    track_utc_time_change(hass, update_icloud, second=0, minute=update_minutes)
-    track_utc_time_change(hass, keep_alive, second=0, minute=keepalive_minutes)
+    hass.services.register(DOMAIN, 'icloud_set_interval', setinterval,
+                           schema=SERVICE_SCHEMA)
 
+    # Tells the bootstrapper that the component was successfully initialized
     return True
+
+
+class Icloud(object):
+    """Represent an icloud account in Home Assistant."""
+
+    def __init__(self, hass, username, password, name, see):
+        """Initialize an iCloud account."""
+        self.hass = hass
+        self.username = username
+        self.password = password
+        self.api = None
+        self.accountname = name
+        self.devices = {}
+        self.seen_devices = {}
+        self._overridestates = {}
+        self._intervals = {}
+        self.see = see
+
+        self._trusted_device = None
+        self._verification_code = None
+
+        self._attrs = {}
+        self._attrs[ATTR_ACCOUNTNAME] = name
+
+        self.reset_account_icloud()
+
+        randomseconds = random.randint(10, 59)
+        track_utc_time_change(
+            self.hass, self.keep_alive,
+            second=randomseconds
+        )
+
+    def reset_account_icloud(self):
+        """Reset an icloud account."""
+        from pyicloud import PyiCloudService
+        from pyicloud.exceptions import (
+            PyiCloudFailedLoginException, PyiCloudNoDevicesException)
+
+        icloud_dir = self.hass.config.path('icloud')
+        if not os.path.exists(icloud_dir):
+            os.makedirs(icloud_dir)
+
+        try:
+            self.api = PyiCloudService(
+                self.username, self.password,
+                cookie_directory=icloud_dir,
+                verify=True)
+        except PyiCloudFailedLoginException as error:
+            self.api = None
+            _LOGGER.error('Error logging into iCloud Service: %s', error)
+            return
+
+        try:
+            self.devices = {}
+            self._overridestates = {}
+            self._intervals = {}
+            for device in self.api.devices:
+                status = device.status(DEVICESTATUSSET)
+                devicename = slugify(status['name'].replace(' ', '', 99))
+                if devicename not in self.devices:
+                    self.devices[devicename] = device
+                    self._intervals[devicename] = 1
+                    self._overridestates[devicename] = None
+        except PyiCloudNoDevicesException:
+            _LOGGER.error('No iCloud Devices found!')
+
+    def icloud_trusted_device_callback(self, callback_data):
+        """The trusted device is chosen."""
+        self._trusted_device = int(callback_data.get('0', '0'))
+        self._trusted_device = self.api.trusted_devices[self._trusted_device]
+        if self.accountname in _CONFIGURING:
+            request_id = _CONFIGURING.pop(self.accountname)
+            configurator = get_component('configurator')
+            configurator.request_done(request_id)
+
+    def icloud_need_trusted_device(self):
+        """We need a trusted device."""
+        configurator = get_component('configurator')
+        if self.accountname in _CONFIGURING:
+            return
+
+        devicesstring = ''
+        devices = self.api.trusted_devices
+        for i, device in enumerate(devices):
+            devicesstring += "{}: {};".format(i, device.get('deviceName'))
+
+        _CONFIGURING[self.accountname] = configurator.request_config(
+            self.hass, 'iCloud {}'.format(self.accountname),
+            self.icloud_trusted_device_callback,
+            description=(
+                'Please choose your trusted device by entering'
+                ' the index from this list: ' + devicesstring),
+            entity_picture="/static/images/config_icloud.png",
+            submit_caption='Confirm',
+            fields=[{'id': '0'}]
+        )
+
+    def icloud_verification_callback(self, callback_data):
+        """The trusted device is chosen."""
+        self._verification_code = callback_data.get('0')
+        if self.accountname in _CONFIGURING:
+            request_id = _CONFIGURING.pop(self.accountname)
+            configurator = get_component('configurator')
+            configurator.request_done(request_id)
+
+    def icloud_need_verification_code(self):
+        """We need a verification code."""
+        configurator = get_component('configurator')
+        if self.accountname in _CONFIGURING:
+            return
+
+        if self.api.send_verification_code(self._trusted_device):
+            self._verification_code = 'waiting'
+
+        _CONFIGURING[self.accountname] = configurator.request_config(
+            self.hass, 'iCloud {}'.format(self.accountname),
+            self.icloud_verification_callback,
+            description=('Please enter the validation code:'),
+            entity_picture="/static/images/config_icloud.png",
+            submit_caption='Confirm',
+            fields=[{'code': '0'}]
+        )
+
+    def keep_alive(self, now):
+        """Keep the api alive."""
+        from pyicloud.exceptions import PyiCloud2FARequiredError
+
+        if self.api is None:
+            self.reset_account_icloud()
+
+        if self.api is None:
+            return
+
+        if self.api.requires_2fa:
+            try:
+                self.api.authenticate()
+            except PyiCloud2FARequiredError:
+                if self._trusted_device is None:
+                    self.icloud_need_trusted_device()
+                    return
+
+                if self._verification_code is None:
+                    self.icloud_need_verification_code()
+                    return
+
+                if self._verification_code == 'waiting':
+                    return
+
+                if self.api.validate_verification_code(
+                        self._trusted_device, self._verification_code):
+                    self._verification_code = None
+        else:
+            self.api.authenticate()
+
+        currentminutes = dt_util.now().hour * 60 + dt_util.now().minute
+        for devicename in self.devices:
+            interval = self._intervals.get(devicename, 1)
+            if ((currentminutes % interval == 0) or
+                    (interval > 10 and
+                     currentminutes % interval in [2, 4])):
+                self.update_device(devicename)
+
+    def determine_interval(self, devicename, latitude, longitude, battery):
+        """Calculate new interval."""
+        distancefromhome = None
+        zone_state = self.hass.states.get('zone.home')
+        zone_state_lat = zone_state.attributes['latitude']
+        zone_state_long = zone_state.attributes['longitude']
+        distancefromhome = distance(latitude, longitude, zone_state_lat,
+                                    zone_state_long)
+        distancefromhome = round(distancefromhome / 1000, 1)
+
+        currentzone = active_zone(self.hass, latitude, longitude)
+
+        if ((currentzone is not None and
+             currentzone == self._overridestates.get(devicename)) or
+                (currentzone is None and
+                 self._overridestates.get(devicename) == 'away')):
+            return
+
+        self._overridestates[devicename] = None
+
+        if currentzone is not None:
+            self._intervals[devicename] = 30
+            return
+
+        if distancefromhome is None:
+            return
+        if distancefromhome > 25:
+            self._intervals[devicename] = round(distancefromhome / 2, 0)
+        elif distancefromhome > 10:
+            self._intervals[devicename] = 5
+        else:
+            self._intervals[devicename] = 1
+        if battery is not None and battery <= 33 and distancefromhome > 3:
+            self._intervals[devicename] = self._intervals[devicename] * 2
+
+    def update_device(self, devicename):
+        """Update the device_tracker entity."""
+        from pyicloud.exceptions import PyiCloudNoDevicesException
+
+        # An entity will not be created by see() when track=false in
+        # 'known_devices.yaml', but we need to see() it at least once
+        entity = self.hass.states.get(ENTITY_ID_FORMAT.format(devicename))
+        if entity is None and devicename in self.seen_devices:
+            return
+        attrs = {}
+        kwargs = {}
+
+        if self.api is None:
+            return
+
+        try:
+            for device in self.api.devices:
+                if str(device) != str(self.devices[devicename]):
+                    continue
+
+                status = device.status(DEVICESTATUSSET)
+                dev_id = status['name'].replace(' ', '', 99)
+                dev_id = slugify(dev_id)
+                attrs[ATTR_DEVICESTATUS] = DEVICESTATUSCODES.get(
+                    status['deviceStatus'], 'error')
+                attrs[ATTR_LOWPOWERMODE] = status['lowPowerMode']
+                attrs[ATTR_BATTERYSTATUS] = status['batteryStatus']
+                attrs[ATTR_ACCOUNTNAME] = self.accountname
+                status = device.status(DEVICESTATUSSET)
+                battery = status.get('batteryLevel', 0) * 100
+                location = status['location']
+                if location:
+                    self.determine_interval(
+                        devicename, location['latitude'],
+                        location['longitude'], battery)
+                    interval = self._intervals.get(devicename, 1)
+                    attrs[ATTR_INTERVAL] = interval
+                    accuracy = location['horizontalAccuracy']
+                    kwargs['dev_id'] = dev_id
+                    kwargs['host_name'] = status['name']
+                    kwargs['gps'] = (location['latitude'],
+                                     location['longitude'])
+                    kwargs['battery'] = battery
+                    kwargs['gps_accuracy'] = accuracy
+                    kwargs[ATTR_ATTRIBUTES] = attrs
+                    self.see(**kwargs)
+                    self.seen_devices[devicename] = True
+        except PyiCloudNoDevicesException:
+            _LOGGER.error('No iCloud Devices found!')
+
+    def lost_iphone(self, devicename):
+        """Call the lost iphone function if the device is found."""
+        if self.api is None:
+            return
+
+        self.api.authenticate()
+
+        for device in self.api.devices:
+            if devicename is None or device == self.devices[devicename]:
+                device.play_sound()
+
+    def update_icloud(self, devicename=None):
+        """Authenticate against iCloud and scan for devices."""
+        from pyicloud.exceptions import PyiCloudNoDevicesException
+
+        if self.api is None:
+            return
+
+        try:
+            if devicename is not None:
+                if devicename in self.devices:
+                    self.devices[devicename].update_icloud()
+                else:
+                    _LOGGER.error("devicename %s unknown for account %s",
+                                  devicename, self._attrs[ATTR_ACCOUNTNAME])
+            else:
+                for device in self.devices:
+                    self.devices[device].update_icloud()
+        except PyiCloudNoDevicesException:
+            _LOGGER.error('No iCloud Devices found!')
+
+    def setinterval(self, interval=None, devicename=None):
+        """Set the interval of the given devices."""
+        devs = [devicename] if devicename else self.devices
+        for device in devs:
+            devid = DOMAIN + '.' + device
+            devicestate = self.hass.states.get(devid)
+            if interval is not None:
+                if devicestate is not None:
+                    self._overridestates[device] = active_zone(
+                        self.hass,
+                        float(devicestate.attributes.get('latitude', 0)),
+                        float(devicestate.attributes.get('longitude', 0)))
+                    if self._overridestates[device] is None:
+                        self._overridestates[device] = 'away'
+                self._intervals[device] = interval
+            else:
+                self._overridestates[device] = None
+            self.update_device(device)