update: support ipv6 (#2288)

server/dashboard.go

@@ -15,7 +15,6 @@
 package server
 
 import (
-	"fmt"
 	"net"
 	"net/http"
 	"time"
@@ -32,7 +31,7 @@ var (
 	httpServerWriteTimeout = 10 * time.Second
 )
 
-func (svr *Service) RunDashboardServer(addr string, port int) (err error) {
+func (svr *Service) RunDashboardServer(address string) (err error) {
 	// url router
 	router := mux.NewRouter()
 
@@ -58,14 +57,13 @@ func (svr *Service) RunDashboardServer(addr string, port int) (err error) {
 		http.Redirect(w, r, "/static/", http.StatusMovedPermanently)
 	})
 
-	address := fmt.Sprintf("%s:%d", addr, port)
 	server := &http.Server{
 		Addr:         address,
 		Handler:      router,
 		ReadTimeout:  httpServerReadTimeout,
 		WriteTimeout: httpServerWriteTimeout,
 	}
-	if address == "" {
+	if address == "" || address == ":" {
 		address = ":http"
 	}
 	ln, err := net.Listen("tcp", address)