github/kubernetes
1
0
Fork 0
mirror of https://github.com/k3s-io/kubernetes.git synced 2025-07-29 22:46:12 +00:00
Code Issues Projects Releases Wiki Activity

Remove AttachID matching from Detach

Browse Source 
Detach() always gets CSI volume unique ID and never attachment ID. Related
code has been removed from Kubernetes in
129f15328b.
This commit is contained in:
Jan Safranek 2021-12-14 15:35:14 +01:00
parent c83a94da72
commit 516633d67f
1 changed files with 9 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
pkg/volume/csi/csi_attacher.go
View File

@ -413,18 +413,6 @@ func (c *csiAttacher) Detach(volumeName string, nodeName types.NodeName) error {
return errors.New("missing expected parameter volumeName")
}
if isAttachmentName(volumeName) {
// Detach can also be called with the attach ID as the `volumeName`. This codepath is
// hit only when we have migrated an in-tree volume to CSI and the A/D Controller is shut
// down, the pod with the volume is deleted, and the A/D Controller starts back up in that
// order.
attachID = volumeName
// Vol ID should be the volume handle, except that is not available here.
// It is only used in log messages so in the event that this happens log messages will be
// printing out the attachID instead of the volume handle.
volID = volumeName
} else {
// volumeName in format driverName<SEP>volumeHandle generated by plugin.GetVolumeName()
parts := strings.Split(volumeName, volNameSep)
if len(parts) != 2 {
@ -435,7 +423,6 @@ func (c *csiAttacher) Detach(volumeName string, nodeName types.NodeName) error {
driverName := parts[0]
volID = parts[1]
attachID = getAttachmentName(volID, driverName, string(nodeName))
}
if err := c.k8s.StorageV1().VolumeAttachments().Delete(context.TODO(), attachID, metav1.DeleteOptions{}); err != nil {
if apierrors.IsNotFound(err) {
@ -641,13 +628,6 @@ func getAttachmentName(volName, csiDriverName, nodeName string) string {
return fmt.Sprintf("csi-%x", result)
}
// isAttachmentName returns true if the string given is of the form of an Attach ID
// and false otherwise
func isAttachmentName(unknownString string) bool {
// 68 == "csi-" + len(sha256hash)
return strings.HasPrefix(unknownString, "csi-") && len(unknownString) == 68
}
func makeDeviceMountPath(plugin *csiPlugin, spec *volume.Spec) (string, error) {
if spec == nil {
return "", errors.New(log("makeDeviceMountPath failed, spec is nil"))