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Do not modify the informer cache objects in resource.AnnotationChangedPredicate.Update #561

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merged 1 commit into from
Sep 25, 2023

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ulucinar
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Description of your changes

Fixes #560

This PR proposes a change in the implementation of the resource.AnnotationChangedPredicate.Update function so that we no longer modify the metadata.annotations of the underlying informer cache object when the predicate is run. There's a race between this predicate and the managed reconciler when the managed reconciler tries to fetch the object from the informer cache.

I have:

  • Read and followed Crossplane's contribution process.
  • Run make reviewable test to ensure this PR is ready for review.

How has this code been tested

We have built an AWS provider image by updating the crossplane-runtime module dependency:
index.docker.io/ulucinar/provider-aws-iam:v0.40.0-2f7af2124115916c53aa5f3df8c3ac53e28702fa,
and we have not been able to reproduce the data race on metadata.annotations with the packages containing this fix.

…dPredicate.Update

Signed-off-by: Alper Rifat Ulucinar <ulucinar@users.noreply.github.com>
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sttts commented Sep 25, 2023

Lgtm.

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@phisco phisco left a comment

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LGTM! 🙏

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Successfully merging this pull request may close these issues.

Data Race on metadata.annotations for Managed Resources
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