handle ipv6 addresses

weed/util/network.go

@@ -2,6 +2,8 @@ package util
 
 import (
 	"net"
+	"strconv"
+	"strings"
 
 	"github.com/chrislusf/seaweedfs/weed/glog"
 )
@@ -33,3 +35,11 @@ func DetectedHostAddress() string {
 
 	return "localhost"
 }
+
+func JoinHostPort(host string, port int) string {
+	portStr := strconv.Itoa(port)
+	if strings.HasPrefix(host, "[") && strings.HasSuffix(host, "]") {
+		return host + ":" + portStr
+	}
+	return net.JoinHostPort(host, portStr)
+}