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Mark volume as uncertain if MarkVolumeAsAttached fails #129664

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@hkttty2009 hkttty2009 commented Jan 16, 2025

What type of PR is this?

/kind bug

What this PR does / why we need it:

After volumeAttacher.Attach executes successfully, the volumeattachment will be created. At this point, if CSI's ATTACHREQUIRED changes from true to false, it will cause MarkVolumeAsAttached to fail.
And the volume will be removed from the dsw, leaving the VolumeAttachment stranded without being properly cleaned up.
In this PR, we mark the volume as uncertain to allow volumeattachment cleanup on the next retry.

Which issue(s) this PR fixes:

Fixes #129572

Special notes for your reviewer:

Does this PR introduce a user-facing change?

Fixed volumeattachment cleanup in kube-controller-manager when CSI's attachRequired switches from true to false

Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:


When CSI's attachRequired changes from true to false after successful
volume attach, MarkVolumeAsAttached may fail, leaving VolumeAttachment
stranded. Mark volume as uncertain to allow volumeattachment cleanup on
next retry.

Signed-off-by: hongkang <[email protected]>
@k8s-ci-robot k8s-ci-robot added size/S Denotes a PR that changes 10-29 lines, ignoring generated files. kind/bug Categorizes issue or PR as related to a bug. do-not-merge/release-note-label-needed Indicates that a PR should not merge because it's missing one of the release note labels. labels Jan 16, 2025
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CLA Signed


The committers listed above are authorized under a signed CLA.

@k8s-ci-robot k8s-ci-robot added cncf-cla: no Indicates the PR's author has not signed the CNCF CLA. do-not-merge/needs-sig Indicates an issue or PR lacks a `sig/foo` label and requires one. labels Jan 16, 2025
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Welcome @hkttty2009!

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This issue is currently awaiting triage.

If a SIG or subproject determines this is a relevant issue, they will accept it by applying the triage/accepted label and provide further guidance.

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@k8s-ci-robot k8s-ci-robot added needs-triage Indicates an issue or PR lacks a `triage/foo` label and requires one. needs-ok-to-test Indicates a PR that requires an org member to verify it is safe to test. labels Jan 16, 2025
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Hi @hkttty2009. Thanks for your PR.

I'm waiting for a kubernetes member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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@k8s-ci-robot k8s-ci-robot added the needs-priority Indicates a PR lacks a `priority/foo` label and requires one. label Jan 16, 2025
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[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: hkttty2009
Once this PR has been reviewed and has the lgtm label, please assign jsafrane for approval. For more information see the Code Review Process.

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@k8s-ci-robot k8s-ci-robot added sig/storage Categorizes an issue or PR as relevant to SIG Storage. and removed do-not-merge/needs-sig Indicates an issue or PR lacks a `sig/foo` label and requires one. labels Jan 16, 2025
@k8s-ci-robot k8s-ci-robot added cncf-cla: yes Indicates the PR's author has signed the CNCF CLA. and removed cncf-cla: no Indicates the PR's author has not signed the CNCF CLA. labels Jan 16, 2025
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carlory commented Jan 17, 2025

Please add a release note because it is bugfix and it should introduce a user-facing change. And is it possible to add an e2e test for this PR to verify the bugfix? Thanks for the contribution!
/ok-to-test

@k8s-ci-robot k8s-ci-robot added ok-to-test Indicates a non-member PR verified by an org member that is safe to test. release-note Denotes a PR that will be considered when it comes time to generate release notes. and removed needs-ok-to-test Indicates a PR that requires an org member to verify it is safe to test. do-not-merge/release-note-label-needed Indicates that a PR should not merge because it's missing one of the release note labels. labels Jan 17, 2025
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Successfully merging this pull request may close these issues.

VolumeAttachment is not deleted when the CSI plugin change from requiring attach to not requiring attach
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