ci(smoke-tests): add smoke test for haproxy (simple)

Signed-off-by: Xe Iaso <me@xeiaso.net>

.github/workflows/smoke-tests.yml

@@ -24,6 +24,7 @@ jobs:
           - i18n
           - log-file
           - nginx
+          - haproxy-simple
           - palemoon/amd64
           #- palemoon/i386
           - robots_txt

test/haproxy-simple/anubis.env

@@ -0,0 +1,11 @@
+# /etc/anubis/default.env
+
+BIND=/shared/anubis.sock
+BIND_NETWORK=unix
+SOCKET_MODE=0666
+DIFFICULTY=4
+METRICS_BIND=:9090
+COOKIE_DYNAMIC_DOMAIN=true
+# address and port of the actual application (httpdebug container)
+TARGET=http://httpdebug:3000
+POLICY_FNAME=/cfg/anubis.yaml

test/haproxy-simple/conf/anubis/anubis.yaml

@@ -0,0 +1,11 @@
+bots:
+  - name: mozilla
+    user_agent_regex: Mozilla
+    action: CHALLENGE
+    challenge:
+      difficulty: 2
+      algorithm: fast
+
+status_codes:
+  CHALLENGE: 401
+  DENY: 403

test/haproxy-simple/conf/haproxy/haproxy.cfg

@@ -0,0 +1,27 @@
+# /etc/haproxy/haproxy.cfg
+
+frontend FE-application
+  mode http
+  timeout client 5s
+  timeout connect 5s
+  timeout server 5s
+  bind :80
+  # ssl offloading on port 8443 using a certificate from /etc/haproxy/ssl/
+  bind :8443 ssl crt /etc/techaro/pki/haproxy-simple.test.pem alpn h2,http/1.1 ssl-min-ver TLSv1.2 no-tls-tickets
+
+  # set X-Real-IP header required for Anubis
+  http-request set-header X-Real-IP "%[src]"
+
+  # redirect HTTP to HTTPS
+  http-request redirect scheme https code 301 unless { ssl_fc }
+  # add HSTS header
+  http-response set-header Strict-Transport-Security "max-age=31536000; includeSubDomains; preload"
+
+  # route to Anubis backend by default
+  default_backend BE-anubis-application
+
+backend BE-anubis-application
+  mode http
+  timeout connect 5s
+  timeout server 5s
+  server anubis /shared/anubis.sock

test/haproxy-simple/docker-compose.yaml

@@ -0,0 +1,27 @@
+services:
+  haproxy:
+    image: haproxytech/haproxy-alpine:3.0
+    ports:
+      - 80:80
+      - 8443:8443
+    volumes:
+      - ./conf/haproxy/haproxy.cfg:/usr/local/etc/haproxy/haproxy.cfg
+      - ./pki:/etc/techaro/pki:ro
+      - anubis-socket:/shared
+
+  anubis:
+    image: ghcr.io/techarohq/anubis:main
+    env_file: ./anubis.env
+    user: root
+    volumes:
+      - anubis-socket:/shared
+      - ./conf/anubis:/cfg:ro
+    depends_on:
+      - httpdebug
+
+  httpdebug:
+    image: ghcr.io/xe/x/httpdebug
+    pull_policy: always
+
+volumes:
+  anubis-socket:

test/haproxy-simple/test.mjs

@@ -0,0 +1,39 @@
+#!/usr/bin/env node
+
+async function main() {
+  console.log("Starting HAProxy simple smoke test...");
+
+  console.log("trying to hit backend through haproxy");
+  let resp = await fetch(
+    "https://localhost:8443",
+    {
+      headers: {
+        "User-Agent": "Anubis testing",
+      }
+    }
+  );
+
+  if (resp.status !== 200) {
+    throw new Error(`Expected 200, got ${resp.status}`);
+  }
+  console.log("Got 200 as expected");
+
+  console.log("trying to get stopped by anubis");
+  resp = await fetch(
+    "https://localhost:8443",
+    {
+      headers: {
+        "User-Agent": "Mozilla/5.0",
+      }
+    }
+  );
+
+  if (resp.status !== 401) {
+    throw new Error(`Expected 401, got ${resp.status}`);
+  }
+  console.log("Got 401 as expected");
+
+  console.log("All runtime tests passed successfully!");
+}
+
+await main();

test/haproxy-simple/test.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+
+source ../lib/lib.sh
+
+export KO_DOCKER_REPO=ko.local
+
+set -euo pipefail
+
+# Step 1: Config validation
+mint_cert haproxy-simple.test
+
+# Combine cert and key for HAProxy SSL directory format
+cat pki/haproxy-simple.test/cert.pem pki/haproxy-simple.test/key.pem >pki/haproxy-simple.test/haproxy.pem
+
+docker run --rm \
+	-v $PWD/conf/haproxy:/usr/local/etc/haproxy:ro \
+	-v $PWD/pki:/etc/techaro/pki:ro \
+	haproxytech/haproxy-alpine:3.0 \
+	haproxy -c -f /usr/local/etc/haproxy/haproxy.cfg
+
+# Step 2: Runtime testing
+echo "Starting services..."
+docker compose up -d
+
+sleep 5
+
+echo "Services are healthy. Starting runtime tests..."
+export NODE_TLS_REJECT_UNAUTHORIZED=0
+node test.mjs
+
+# Cleanup happens automatically via trap in lib.sh