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Add cache cleanup workflow (#5509)
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niccoloraspa authored Jun 18, 2023
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39 changes: 39 additions & 0 deletions .github/workflows/cleanup-cache.yaml
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# This workflow is designed to automate the cleanup of caches
# created by a branch when a pull request is closed.
#
# From: https://docs.github.com/en/actions/using-workflows/caching-dependencies-to-speed-up-workflows#force-deleting-cache-entries

name: cleanup caches by a branch
on:
pull_request:
types:
- closed

jobs:
cleanup:
runs-on: ubuntu-latest
steps:
-
name: Check out code
uses: actions/checkout@v3
-
name: Cache Cleanup
run: |
gh extension install actions/gh-actions-cache
REPO=${{ github.repository }}
BRANCH="refs/pull/${{ github.event.pull_request.number }}/merge"
echo "Fetching list of cache key"
cacheKeysForPR=$(gh actions-cache list -R $REPO -B $BRANCH | cut -f 1 )
## Setting this to not fail the workflow while deleting cache keys.
set +e
echo "Deleting caches..."
for cacheKey in $cacheKeysForPR
do
gh actions-cache delete $cacheKey -R $REPO -B $BRANCH --confirm
done
echo "Done"
env:
GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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