Clean up

server/server.go

@@ -0,0 +1,108 @@
+package server
+
+import (
+	"net/http"
+	"os"
+	"path/filepath"
+	"strings"
+	"time"
+
+	"github.com/cloudsonic/sonic-server/conf"
+	"github.com/cloudsonic/sonic-server/log"
+	"github.com/cloudsonic/sonic-server/scanner"
+	"github.com/go-chi/chi"
+	"github.com/go-chi/chi/middleware"
+	"github.com/go-chi/cors"
+)
+
+const Version = "0.2"
+
+type Server struct {
+	Scanner *scanner.Scanner
+	router  *chi.Mux
+}
+
+func New(scanner *scanner.Scanner) *Server {
+	a := &Server{Scanner: scanner}
+	if !conf.Sonic.DevDisableBanner {
+		showBanner(Version)
+	}
+	initMimeTypes()
+	a.initRoutes()
+	a.initScanner()
+	return a
+}
+
+func (a *Server) MountRouter(path string, subRouter http.Handler) {
+	log.Info("Mounting API", "path", path)
+	a.router.Group(func(r chi.Router) {
+		r.Use(middleware.Logger)
+		r.Mount(path, subRouter)
+	})
+}
+
+func (a *Server) Run(addr string) {
+	log.Info("CloudSonic server is accepting requests", "address", addr)
+	log.Error(http.ListenAndServe(addr, a.router))
+}
+
+func (a *Server) initRoutes() {
+	r := chi.NewRouter()
+
+	r.Use(cors.Default().Handler)
+	r.Use(middleware.RequestID)
+	r.Use(middleware.RealIP)
+	r.Use(middleware.Recoverer)
+	r.Use(middleware.Compress(5, "application/xml", "application/json", "application/javascript"))
+	r.Use(middleware.Heartbeat("/ping"))
+	r.Use(InjectLogger)
+
+	r.Get("/", func(w http.ResponseWriter, r *http.Request) {
+		http.Redirect(w, r, "/Jamstash", 302)
+	})
+	workDir, _ := os.Getwd()
+	filesDir := filepath.Join(workDir, "Jamstash-master/dist")
+	FileServer(r, "/Jamstash", http.Dir(filesDir))
+
+	a.router = r
+}
+
+func (a *Server) initScanner() {
+	go func() {
+		for {
+			select {
+			case <-time.After(5 * time.Second):
+				err := a.Scanner.RescanAll(false)
+				if err != nil {
+					log.Error("Error scanning media folder", "folder", conf.Sonic.MusicFolder, err)
+				}
+			}
+		}
+	}()
+}
+
+func FileServer(r chi.Router, path string, root http.FileSystem) {
+	if strings.ContainsAny(path, "{}*") {
+		panic("FileServer does not permit URL parameters.")
+	}
+
+	fs := http.StripPrefix(path, http.FileServer(root))
+
+	if path != "/" && path[len(path)-1] != '/' {
+		r.Get(path, http.RedirectHandler(path+"/", 301).ServeHTTP)
+		path += "/"
+	}
+	path += "*"
+
+	r.Get(path, func(w http.ResponseWriter, r *http.Request) {
+		fs.ServeHTTP(w, r)
+	})
+}
+
+func InjectLogger(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		ctx := r.Context()
+		ctx = log.NewContext(r.Context(), "requestId", ctx.Value(middleware.RequestIDKey))
+		next.ServeHTTP(w, r.WithContext(ctx))
+	})
+}