add print version

cmd/npc/npc.go

@@ -37,6 +37,7 @@ var (
 	debug        = flag.Bool("debug", true, "npc debug")
 	pprofAddr    = flag.String("pprof", "", "PProf debug addr (ip:port)")
 	stunAddr     = flag.String("stun_addr", "stun.stunprotocol.org:3478", "stun server address (eg:stun.stunprotocol.org:3478)")
+	ver          = flag.Bool("version", false, "show current version")
 )
 
 func main() {
@@ -44,6 +45,10 @@ func main() {
 	logs.Reset()
 	logs.EnableFuncCallDepth(true)
 	logs.SetLogFuncCallDepth(3)
+	if *ver {
+		common.PrintVersion()
+		return
+	}
 	if *logPath == "" {
 		*logPath = common.GetNpcLogPath()
 	}

cmd/nps/nps.go

@@ -28,11 +28,16 @@ import (
 
 var (
 	level string
+	ver   = flag.Bool("version", false, "show current version")
 )
 
 func main() {
 	flag.Parse()
 	// init log
+	if *ver {
+		common.PrintVersion()
+		return
+	}
 	if err := beego.LoadAppConfig("ini", filepath.Join(common.GetRunPath(), "conf", "nps.conf")); err != nil {
 		log.Fatalln("load config file error", err.Error())
 	}