add custom dashboard bind address

conf/frps_full.ini

@@ -19,7 +19,10 @@ kcp_bind_port = 7000
 vhost_http_port = 80
 vhost_https_port = 443
 
-# set dashboard_port to view dashboard of frps
+# set dashboard_addr and dashboard_port to view dashboard of frps
+# dashboard_addr's default value is same with bind_addr
+# dashboard is available only if dashboard_port is set
+dashboard_addr = 0.0.0.0
 dashboard_port = 7500
 
 # dashboard user and pwd for basic auth protect, if not set, both default value is admin

models/config/server_common.go

@@ -39,6 +39,7 @@ type ServerCommonConf struct {
 
 	// if VhostHttpsPort equals 0, don't listen a public port for https protocol
 	VhostHttpsPort int64
+	DashboardAddr  string
 
 	// if DashboardPort equals 0, dashboard is not available
 	DashboardPort  int64
@@ -72,6 +73,7 @@ func GetDefaultServerCommonConf() *ServerCommonConf {
 		ProxyBindAddr:    "0.0.0.0",
 		VhostHttpPort:    0,
 		VhostHttpsPort:   0,
+		DashboardAddr:    "0.0.0.0",
 		DashboardPort:    0,
 		DashboardUser:    "admin",
 		DashboardPwd:     "admin",
@@ -158,6 +160,13 @@ func LoadServerCommonConf(conf ini.File) (cfg *ServerCommonConf, err error) {
 		cfg.VhostHttpsPort = 0
 	}
 
+	tmpStr, ok = conf.Get("common", "dashboard_addr")
+	if ok {
+		cfg.DashboardAddr = tmpStr
+	} else {
+		cfg.DashboardAddr = cfg.BindAddr
+	}
+
 	tmpStr, ok = conf.Get("common", "dashboard_port")
 	if ok {
 		cfg.DashboardPort, err = strconv.ParseInt(tmpStr, 10, 64)

server/service.go

@@ -143,12 +143,12 @@ func NewService() (svr *Service, err error) {
 
 	// Create dashboard web server.
 	if cfg.DashboardPort > 0 {
-		err = RunDashboardServer(cfg.BindAddr, cfg.DashboardPort)
+		err = RunDashboardServer(cfg.DashboardAddr, cfg.DashboardPort)
 		if err != nil {
 			err = fmt.Errorf("Create dashboard web server error, %v", err)
 			return
 		}
-		log.Info("Dashboard listen on %s:%d", cfg.BindAddr, cfg.DashboardPort)
+		log.Info("Dashboard listen on %s:%d", cfg.DashboardAddr, cfg.DashboardPort)
 	}
 	return
 }