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fix race condition issue when detaching azure disk #60183

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Just for now

@@ -268,7 +268,7 @@ func (d *azureDiskDetacher) Detach(diskURI string, nodeName types.NodeName) erro
return fmt.Errorf("invalid disk to detach: %q", diskURI)

_, err :=, nodeName)
instanceid, err :=, nodeName)

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brendandburns Feb 22, 2018


context.TODO() seems like a mistake here? is there a context we can attach to?

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andyzhangx Feb 22, 2018

Author Member

@brendanburns it's related to #59287, there is some future work item for context.TODO()

if err != nil {
glog.Warningf("no instance id for node %q, skip detaching (%v)", nodeName, err)
return nil
@@ -280,6 +280,10 @@ func (d *azureDiskDetacher) Detach(diskURI string, nodeName types.NodeName) erro
if err != nil {
return err

defer getLunMutex.UnlockKey(instanceid)

err = diskController.DetachDiskByName("", diskURI, nodeName)
if err != nil {
glog.Errorf("failed to detach azure disk %q, err %v", diskURI, err)
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