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Merge pull request #122619 from neolit123/1.30-v1beta4-control-reset-unmount

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kubeadm: skip unmount on missing /var/lib/kubelet
This commit is contained in:
Kubernetes Prow Robot 2024-01-08 08:47:41 +01:00 committed by GitHub
commit 18608cc56b
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1 changed files with 13 additions and 18 deletions
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31
cmd/kubeadm/app/cmd/phases/reset/cleanupnode.go
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@ -81,18 +81,21 @@ func runCleanupNode(c workflow.RunData) error {
}
if !r.DryRun() {
// Try to unmount mounted directories under kubeadmconstants.KubeletRunDirectory in order to be able to remove the kubeadmconstants.KubeletRunDirectory directory later
fmt.Printf("[reset] Unmounting mounted directories in %q\n", kubeadmconstants.KubeletRunDirectory)
// In case KubeletRunDirectory holds a symbolic link, evaluate it
kubeletRunDirectory, err := absoluteKubeletRunDirectory()
// In case KubeletRunDirectory holds a symbolic link, evaluate it.
// This would also throw an error if the directory does not exist.
kubeletRunDirectory, err := filepath.EvalSymlinks(kubeadmconstants.KubeletRunDirectory)
if err != nil {
return err
klog.Warningf("[reset] Skipping unmount of directories in %q: %v\n",
kubeadmconstants.KubeletRunDirectory, err)
} else {
// Unmount all mount paths under kubeletRunDirectory.
fmt.Printf("[reset] Unmounting mounted directories in %q\n", kubeadmconstants.KubeletRunDirectory)
if err := unmountKubeletDirectory(kubeletRunDirectory, r.ResetCfg().UnmountFlags); err != nil {
return err
}
// Clean the kubeletRunDirectory.
dirsToClean = append(dirsToClean, kubeletRunDirectory)
}
// Unmount all mount paths under kubeletRunDirectory
if err := unmountKubeletDirectory(kubeletRunDirectory, r.ResetCfg().UnmountFlags); err != nil {
return err
}
dirsToClean = append(dirsToClean, kubeletRunDirectory)
} else {
fmt.Printf("[reset] Would unmount mounted directories in %q\n", kubeadmconstants.KubeletRunDirectory)
}
@ -132,14 +135,6 @@ func runCleanupNode(c workflow.RunData) error {
return nil
}
func absoluteKubeletRunDirectory() (string, error) {
absoluteKubeletRunDirectory, err := filepath.EvalSymlinks(kubeadmconstants.KubeletRunDirectory)
if err != nil {
return "", errors.Wrapf(err, "failed to evaluate the %q directory", kubeadmconstants.KubeletRunDirectory)
}
return absoluteKubeletRunDirectory, nil
}
func removeContainers(execer utilsexec.Interface, criSocketPath string) error {
containerRuntime, err := utilruntime.NewContainerRuntime(execer, criSocketPath)
if err != nil {