add daemon mode

gosuv.go

@@ -7,6 +7,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"os/exec"
 
 	"github.com/equinox-io/equinox"
 	"github.com/urfave/cli"
@@ -62,7 +63,12 @@ func actionStartServer(c *cli.Context) error {
 		fmt.Println("added serv: ", addr)
 		log.Fatal(http.ListenAndServe(addr, nil))
 	} else {
-		log.Fatal("Not implement daemon mode")
+		err := exec.Command(os.Args[0], "start-server", "--addr", addr, "-f").Start()
+		if err != nil {
+			log.Fatal(err)
+		} else {
+			log.Println("Server started")
+		}
 	}
 	return nil
 }

web.go

@@ -381,12 +381,18 @@ func (s *Supervisor) Close() {
 }
 
 func (s *Supervisor) catchExitSignal() {
-	c := make(chan os.Signal, 1)
-	signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
+	sigC := make(chan os.Signal, 1)
+	signal.Notify(sigC, syscall.SIGINT, syscall.SIGTERM, syscall.SIGHUP)
 	go func() {
-		sig := <-c
-		fmt.Printf("Got signal: %v, stopping all running process\n", sig)
-		s.Close()
+		for sig := range sigC {
+			if sig == syscall.SIGHUP {
+				log.Println("Receive SIGHUP, just ignore")
+				continue
+			}
+			fmt.Printf("Got signal: %v, stopping all running process\n", sig)
+			s.Close()
+			break
+		}
 		os.Exit(0)
 	}()
 }