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Use PV shared informer in PV controller
Use the PV shared informer, addressing (partially) https://github.com/kubernetes/kubernetes/issues/26247 . Using the PVC shared informer is not so simple because sometimes the controller wants to `Requeue` and...
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Change the eviction metric type and fix rate-limited-timed-queue
People how know better convinced me that aggregate counter is better than a gauge for a number of evictions metric. @Q-Lee
Per discussion with @pwittrock I add a v1.4 label and a cherrypick candidate label. This is a slightly bigger change than I thought, but it fixes a bug in eviction logic, so it's also important.
cc @derekwaynecarr @smarterclayton @timothysc
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add selfsubjectaccessreview API
Exposes the REST API for self subject access reviews. This allows a user to see whether or not they can perform a particular action.
@kubernetes/sig-auth
with StorageClass.Provisioner == <unknown plugin>, we should wait for
either external provisioner or volume admin to provide a PV for a claim
instead of reporting an error.
Fixes#31723
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Move StorageClass to a storage group
We discussed the pros and cons in sig-api-machinery yesterday. Choosing a particular group name means that clients (including our internal code) require less work and re-swizzling to handle promotions between versions. Even if you choose a group you end up not liking, the amount of work remains the same as the incubator work case: you move the affected kind, resource, and storage.
This moves the `StorageClass` type to the `storage.k8s.io` group (named for consistency with authentication, authorization, rbac, and imagepolicy). There are two commits, one for manaul changes and one for generated code.
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fix log message to include ds name
The pod name is never set because newPod is created a couple lines up without a name. Instead log the name and namespace of the ds which the pod is created from.
also bump the log level because reasons loop get's hit fairly often and does not indicate a bug.
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Sleep between NodeStatus update retries
Just a thing I found when looking into other problems.
This is pretty much no-risk change fixing wrong behavior. Do you think it should go in 1.4? @pwittrock
Node controller's internalPodInformer will block main thread
if it is not started as a go routine. This patch fixed this
by runing internalPodInformer as a go routine.
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Namespace controller deletes pods last
I think this fixes https://github.com/kubernetes/kubernetes/issues/29308 or at least helps further reduce the incidence.
This PR changes the order in which namespace controller prioritizes resources for deletion. It deletes all resources before deleting pods. The rationale for this change is to broadcast deletion of controllers that spawn pods first rather than trip those controllers up into thinking they should spawn more pods which would increase the risk of causing races with the `NamespaceLifecycle` admission plug-in. Many of those controllers also are not rate-limited in the face of rejection, so rather than promote a situation where they are rejected, we promote a situation that removes those things first.
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Post event message for volume attachment
This PR is to add event message when attaching volume fails to help
users to debug. For detach failure, may address in a different PR since
it requires more data structure change.
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Revert "daemonset controller should respect taints"
Reverts kubernetes/kubernetes#31020
We will be unreverting with some modifications after v1.4.
cc @pwittrock @davidopp
This PR is to add event message when attaching volume fails to help
users to debug. For detach failure, may address in a different PR since
it requires more data structure change.
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add names for workqueues to gather controller latency/depth metrics
Adding names to the workqueues used by controllers allows the automatic collection of depth, rate, and latency metrics for those controllers. These are useful for diagnosing various "slow controller" cases.
@kubernetes/rh-cluster-infra
