[bugfix] Skipped clearing the network status annotation if the pod sandbox is not found

This commit is contained in:
dougbtv 2019-05-03 09:23:43 -04:00
parent 05ba224c08
commit 31d87f615d

View File

@ -415,6 +415,8 @@ func cmdDel(args *skel.CmdArgs, exec invoke.Exec, kubeClient k8s.KubeClient) err
if args.Netns == "" {
return nil
}
netnsfound := true
netns, err := ns.GetNS(args.Netns)
if err != nil {
// if NetNs is passed down by the Cloud Orchestration Engine, or if it called multiple times
@ -422,6 +424,7 @@ func cmdDel(args *skel.CmdArgs, exec invoke.Exec, kubeClient k8s.KubeClient) err
// https://github.com/kubernetes/kubernetes/issues/43014#issuecomment-287164444
_, ok := err.(ns.NSPathNotExistErr)
if ok {
netnsfound = false
logging.Debugf("cmdDel: WARNING netns may not exist, netns: %s, err: %s", netns, err)
} else {
return fmt.Errorf("failed to open netns %q: %v", netns, err)
@ -475,12 +478,16 @@ func cmdDel(args *skel.CmdArgs, exec invoke.Exec, kubeClient k8s.KubeClient) err
// unset the network status annotation in apiserver, only in case Multus as kubeconfig
if in.Kubeconfig != "" {
if !types.CheckSystemNamespaces(string(k8sArgs.K8S_POD_NAMESPACE), in.SystemNamespaces) {
err := k8s.SetNetworkStatus(kubeClient, k8sArgs, nil, in)
if err != nil {
// error happen but continue to delete
logging.Errorf("Multus: Err unset the networks status: %v", err)
if netnsfound {
if !types.CheckSystemNamespaces(string(k8sArgs.K8S_POD_NAMESPACE), in.SystemNamespaces) {
err := k8s.SetNetworkStatus(kubeClient, k8sArgs, nil, in)
if err != nil {
// error happen but continue to delete
logging.Errorf("Multus: Err unset the networks status: %v", err)
}
}
} else {
logging.Debugf("WARNING: Unset SetNetworkStatus skipped due to netns not found.")
}
}