完善启动关闭顺序

main.go

@@ -10,25 +10,37 @@ import (
 )
 
 func main() {
-
+	chChomrDie := make(chan struct{})
+	chBackendDie := make(chan struct{})
 	go server.Run()
-	cmd := startBrowser()
+	go startBrowser(chChomrDie, chBackendDie)
 	chSingal := listen2Interrupt()
+	for {
 		select {
 		case <-chSingal:
-		cmd.Process.Kill()
+			chBackendDie <- struct{}{}
+		case <-chChomrDie:
+			os.Exit(0)
+		}
 	}
 }
 
-func startBrowser() *exec.Cmd {
+func startBrowser(chChomrDie chan struct{}, chBackendDie chan struct{}) {
 	chromePath := "C:\\Program Files\\Google\\Chrome\\Application\\chrome.exe"
 	cmd := exec.Command(chromePath, "--app=http://127.0.0.1:"+config.GetPort()+"/static/index.html")
 	cmd.Start()
-	return cmd
+	go func() {
+		<-chBackendDie
+		cmd.Process.Kill()
+	}()
+	go func() {
+		cmd.Wait()
+		chChomrDie <- struct{}{}
+	}()
 }
 
 //监听中断信号
-func listen2Interrupt() chan os.Signal {
+func listen2Interrupt() <-chan os.Signal {
 	chSignal := make(chan os.Signal, 1)
 	signal.Notify(chSignal, os.Interrupt)
 	return chSignal