Merge pull request #3469 from fabianofranz/fixes_proxier

When choosing a host interface proxier must only consider the ones with an address assigned

Merge pull request #3469 from fabianofranz/fixes_proxier
dbe1bd9b · Daniel Smith · 5b736972 · 0235bca2 · dbe1bd9b
Commit dbe1bd9b authored Jan 14, 2015 by Daniel Smith
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Showing with 8 additions and 2 deletions

proxier.go pkg/proxy/proxier.go +8 -2

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--- a/pkg/proxy/proxier.go
+++ b/pkg/proxy/proxier.go
@@ -766,8 +766,14 @@ func chooseHostInterface() (net.IP, error) {
 	i := 0
 	for i = range intfs {
 		if flagsSet(intfs[i].Flags, net.FlagUp) && flagsClear(intfs[i].Flags, net.FlagLoopback|net.FlagPointToPoint) {
-			// This interface should suffice.
+			addrs, err := intfs[i].Addrs()
-			break
+			if err != nil {
+				return nil, err
+			}
+			if len(addrs) > 0 {
+				// This interface should suffice.
+				break
+			}
 		}
 	}
 	if i == len(intfs) {