/
main.go
106 lines (90 loc) · 2.62 KB
/
main.go
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// Copyright (c) 2015 The Radio Noise Project Members
// See COPYING for the license terms and complete list of copyright holders
package main
import (
"flag"
"fmt"
log "github.com/Sirupsen/logrus"
"github.com/gorilla/handlers"
"github.com/gorilla/mux"
"github.com/radionoiseproject/rnp-server/hub"
"github.com/radionoiseproject/rnp-server/user"
"net"
"net/http"
"os"
"os/signal"
"strings"
"syscall"
)
var (
bind = flag.String("bind", ":8080", "address and port to listen on")
loglevel = flag.String("loglevel", "info", "level of log output (debug, info, warn, error, fatal, panic)")
)
type misakaNotFoundHandler struct{}
func (_ misakaNotFoundHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
w.WriteHeader(404)
fmt.Fprintf(w, "“‘You seem to be a bit lost,’ MISAKA says as she looks on with a concerned expression.”")
}
func main() {
flag.Parse()
// Logging setup
level, err := log.ParseLevel(*loglevel)
if err != nil {
log.Fatal(err)
}
log.SetLevel(level)
h := hub.New()
go h.Run()
router := mux.NewRouter()
router.NotFoundHandler = misakaNotFoundHandler{}
router.Handle("/rnp", user.Handler(h))
logHandler := handlers.CombinedLoggingHandler(os.Stderr, router)
proxyHeaderHandler := handlers.ProxyHeaders(logHandler)
http.Handle("/", proxyHeaderHandler)
var l net.Listener
var listenFields log.Fields
if strings.ContainsRune(*bind, '/') {
listenFields = log.Fields{"bind": *bind, "listener": "unix"}
a, err := net.ResolveUnixAddr("unix", *bind)
if err != nil {
log.WithFields(listenFields).Fatal(err)
}
l, err = net.ListenUnix("unix", a)
if err != nil {
log.WithFields(listenFields).Fatal(err)
}
defer func() {
log.WithFields(listenFields).Debug("Cleaning up socket")
err = os.Remove(*bind)
if err != nil {
log.WithFields(listenFields).Fatalf(
"Failed to unlink socket: %s", err)
}
}()
err = os.Chmod(*bind, os.ModePerm)
if err != nil {
log.WithFields(listenFields).Fatalf("Could not set socket permissions: %s", err)
}
} else {
listenFields = log.Fields{"bind": *bind, "listener": "tcp"}
a, err := net.ResolveTCPAddr("tcp", *bind)
if err != nil {
log.WithFields(listenFields).Fatal(err)
}
l, err = net.ListenTCP("tcp", a)
if err != nil {
log.WithFields(listenFields).Fatal(err)
}
}
go func() {
if err := http.Serve(l, nil); err != nil {
log.Fatal(err)
}
}()
log.WithFields(listenFields).Info("Radio Noise Project listening")
sigChan := make(chan os.Signal)
signal.Notify(sigChan, syscall.SIGINT, syscall.SIGQUIT)
sig := <-sigChan
log.WithFields(log.Fields{"signal": sig}).Info("Exiting due to signal")
h.Done()
}