From 7d2753b822c215d97e1ac7f3563022ad12d2d5d0 Mon Sep 17 00:00:00 2001
From: Ian Luo <ian.luo@gmail.com>
Date: Wed, 18 Sep 2019 21:04:21 +0800
Subject: [PATCH] introduce isValidNetworkInterface
---
common/utils/net.go | 30 +++++++++++++++++++-----------
1 file changed, 19 insertions(+), 11 deletions(-)
diff --git a/common/utils/net.go b/common/utils/net.go
index 9dda7fad2..1e74685f7 100644
--- a/common/utils/net.go
+++ b/common/utils/net.go
@@ -47,17 +47,7 @@ func GetLocalIP() (string, error) {
var addr net.IP
for _, face := range faces {
- if face.Flags&net.FlagUp == 0 {
- // interface down
- continue
- }
-
- if face.Flags&net.FlagLoopback != 0 {
- // loopback interface
- continue
- }
-
- if strings.Contains(strings.ToLower(face.Name), "docker") {
+ if !isValidNetworkInterface(face) {
continue
}
@@ -115,3 +105,21 @@ func getValidIPv4(addrs []net.Addr) (net.IP, bool) {
}
return nil, false
}
+
+func isValidNetworkInterface(face net.Interface) bool {
+ if face.Flags&net.FlagUp == 0 {
+ // interface down
+ return false
+ }
+
+ if face.Flags&net.FlagLoopback != 0 {
+ // loopback interface
+ return false
+ }
+
+ if strings.Contains(strings.ToLower(face.Name), "docker") {
+ return false
+ }
+
+ return true
+}
\ No newline at end of file
--
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