Added main for a radiodj service.

cmd/dwellin-radiodj/main.go

@@ -0,0 +1,71 @@
+package main
+
+import (
+	ihttp "dwelling-radio/internal/http"
+	"dwelling-radio/internal/radio"
+	"flag"
+	"fmt"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"git.arav.su/Arav/httpr"
+)
+
+var (
+	listenAddress       = flag.String("listen", "/var/run/dwelling-radio/sock", "listen address (ip:port|unix_path)")
+	playlist            = flag.String("playlist", "", "path to a playlist")
+	icecastUrl          = flag.String("ic-url", "", "URL to an Icecast's status-json.xsl")
+	icecastPlaylistPath = flag.String("ic-playlist", "/var/log/icecast/playlist.log", "path to an Icecast's playlist.log file")
+	songListLen         = flag.Int("list-length", 10, "number of songs to show in last N songs table")
+
+	showVersion = flag.Bool("v", false, "show version")
+)
+
+var version string
+
+func main() {
+	flag.Parse()
+	log.SetFlags(log.Lshortfile)
+
+	if *showVersion {
+		fmt.Println("dwelling-radio ver.", version, "\nCopyright (c) 2022,2023 Alexander \"Arav\" Andreev <me@arav.su>")
+		return
+	}
+
+	r := httpr.New()
+
+	lstnrs := radio.NewListeners()
+
+	djh := ihttp.NewDJHandlers(lstnrs)
+
+	s := r.Sub("/listener")
+	s.Handler(http.MethodGet, "/", djh.ListenersGet)
+	s.Handler(http.MethodPost, "/", djh.ListenersInc)
+	s.Handler(http.MethodDelete, "/", djh.ListenersDec)
+
+	s = r.Sub("/playlist")
+	s.Handler(http.MethodGet, "/", http.NotFound)
+
+	s = r.Sub("/song")
+	s.Handler(http.MethodGet, "/", http.NotFound)
+
+	srv := ihttp.NewHttpServer(r)
+
+	if err := srv.Start(*listenAddress); err != nil {
+		log.Fatalln(err)
+	}
+
+	defer func() {
+		if err := srv.Stop(); err != nil {
+			log.Fatalln(err)
+		}
+	}()
+
+	doneSignal := make(chan os.Signal, 1)
+	signal.Notify(doneSignal, os.Interrupt, syscall.SIGINT, syscall.SIGTERM, syscall.SIGSEGV)
+
+	<-doneSignal
+}