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hairpin: include command output when unable to query container's interface

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Mikaël Cluseau 2015-10-07 10:21:33 +11:00 committed by Mikaël Cluseau
parent 3e5f792f69
commit 2067641284
1 changed files with 1 additions and 1 deletions
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2
pkg/kubelet/network/hairpin/hairpin.go
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@ -64,7 +64,7 @@ func findPairInterfaceOfContainerInterface(e exec.Interface, containerPid int, c
// Get container's interface index
output, err := e.Command(nsenterPath, "-t", fmt.Sprintf("%d", containerPid), "-n", "-F", "--", ethtoolPath, "--statistics", containerInterfaceName).CombinedOutput()
if err != nil {
return "", fmt.Errorf("Unable to query interface %s of container %d: %v", containerInterfaceName, containerPid, err)
return "", fmt.Errorf("Unable to query interface %s of container %d: %v: %s", containerInterfaceName, containerPid, err, string(output))
}
// look for peer_ifindex
match := ethtoolOutputRegex.FindSubmatch(output)