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Merge pull request #27567 from saad-ali/blockKubeletOnAttachController

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Kubelet Volume Manager Wait For Attach Detach Controller and Backoff on Error

* Closes https://github.com/kubernetes/kubernetes/issues/27483
  * Modified Attach/Detach controller to report `Node.Status.AttachedVolumes` on successful attach (unique volume name along with device path).
  * Modified Kubelet Volume Manager wait for Attach/Detach controller to report success before proceeding with attach.
* Closes https://github.com/kubernetes/kubernetes/issues/27492
  * Implemented an exponential backoff mechanism for for volume manager and attach/detach controller to prevent operations (attach/detach/mount/unmount/wait for controller attach/etc) from executing back to back unchecked.
* Closes https://github.com/kubernetes/kubernetes/issues/26679
  * Modified volume `Attacher.WaitForAttach()` methods to uses the device path reported by the Attach/Detach controller in `Node.Status.AttachedVolumes` instead of calling out to cloud providers.
This commit is contained in:
k8s-merge-robot
2016-06-20 20:36:08 -07:00
committed by GitHub
parent 0ded5b952f e716ddc771
commit ec518005a8
42 changed files with 2782 additions and 628 deletions
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2
pkg/controller/persistentvolume/controller_base.go
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@@ -66,7 +66,7 @@ func NewPersistentVolumeController(
claims: cache.NewStore(framework.DeletionHandlingMetaNamespaceKeyFunc),
kubeClient: kubeClient,
eventRecorder: eventRecorder,
runningOperations: goroutinemap.NewGoRoutineMap(),
runningOperations: goroutinemap.NewGoRoutineMap(false /* exponentialBackOffOnError */),
cloud: cloud,
provisioner: provisioner,
enableDynamicProvisioning: enableDynamicProvisioning,