diff --git a/weed/util/network.go b/weed/util/network.go index 7108cfea6..55a123667 100644 --- a/weed/util/network.go +++ b/weed/util/network.go @@ -7,16 +7,26 @@ import ( ) func DetectedHostAddress() string { - addrs, err := net.InterfaceAddrs() + netInterfaces, err := net.Interfaces() if err != nil { - glog.V(0).Infof("failed to detect ip address: %v", err) + glog.V(0).Infof("failed to detect net interfaces: %v", err) return "" } - for _, a := range addrs { - if ipnet, ok := a.(*net.IPNet); ok && !ipnet.IP.IsLoopback() { - if ipnet.IP.To4() != nil { - return ipnet.IP.String() + for _, netInterface := range netInterfaces { + if (netInterface.Flags & net.FlagUp) == 0 { + continue + } + addrs, err := netInterface.Addrs() + if err != nil { + glog.V(0).Infof("get interface addresses: %v", err) + } + + for _, a := range addrs { + if ipNet, ok := a.(*net.IPNet); ok && !ipNet.IP.IsLoopback() { + if ipNet.IP.To4() != nil { + return ipNet.IP.String() + } } } }