init

daemon.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"os"
+	"time"
+)
+
+type daemon struct {
+}
+
+func (d *daemon) run() {
+	gLog.Println(LevelINFO, "daemon start")
+	defer gLog.Println(LevelINFO, "daemon end")
+	var args []string
+	// rm -d parameter
+	for i := 0; i < len(os.Args); i++ {
+		if os.Args[i] == "-d" {
+			args = append(os.Args[0:i], os.Args[i+1:]...)
+			break
+		}
+	}
+	args = append(args, "-bydaemon")
+	for {
+		// start worker
+		gLog.Println(LevelINFO, "start worker process")
+		execSpec := &os.ProcAttr{Files: []*os.File{os.Stdin, os.Stdout, os.Stderr}}
+		p, err := os.StartProcess(os.Args[0], args, execSpec)
+		if err != nil {
+			gLog.Printf(LevelERROR, "start worker error:%s", err)
+			return
+		}
+		_, _ = p.Wait()
+		gLog.Printf(LevelERROR, "worker stop, restart it after 10s")
+		time.Sleep(time.Second * 10)
+	}
+}