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Make prek cache restoration resilient to corrupted tarballs #63684

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Merged
potiuk merged 1 commit into from
Mar 15, 2026
Merged

Make prek cache restoration resilient to corrupted tarballs #63684

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35 changes: 18 additions & 17 deletions .github/actions/install-prek/action.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -67,34 +67,35 @@ runs:
key: cache-prek-v9-${{ inputs.platform }}-python${{ inputs.python-version }}-uv${{ inputs.uv-version }}-${{ hashFiles('**/.pre-commit-config.yaml') }}
path: /tmp/
id: restore-prek-cache
- name: "Check if prek cache tarball exists"
- name: "Restore .cache from the tar file"
id: restore-prek-tar
shell: bash
run: |
if [ -f /tmp/cache-prek.tar.gz ]; then
echo "✅ Cache tarball found: /tmp/cache-prek.tar.gz"
else
if [ ! -f /tmp/cache-prek.tar.gz ]; then
echo "❌ Cache tarball missing. Expected /tmp/cache-prek.tar.gz"
exit 1
echo "tar-restored=false" >> "${GITHUB_OUTPUT}"
exit 0
fi
echo "✅ Cache tarball found: /tmp/cache-prek.tar.gz"
if tar -C ~ -xzf /tmp/cache-prek.tar.gz; then
echo "✅ Cache tarball extracted successfully"
echo "tar-restored=true" >> "${GITHUB_OUTPUT}"
echo "Restored files"
du ~/ --max-depth=2
echo
else
echo "⚠️ Cache tarball extraction failed — treating as cache miss"
echo "tar-restored=false" >> "${GITHUB_OUTPUT}"
rm -rf ~/.cache/prek
fi
if: steps.restore-prek-cache.outputs.stash-hit == 'true'
- name: "Restore .cache from the tar file"
run: tar -C ~ -xzf /tmp/cache-prek.tar.gz
shell: bash
if: steps.restore-prek-cache.outputs.stash-hit == 'true'
- name: "Show restored files"
run: |
echo "Restored files"
du ~/ --max-depth=2
echo
shell: bash
if: steps.restore-prek-cache.outputs.stash-hit == 'true'
- name: "Make sure cache is cleared on cache miss"
run: |
echo "Cleaning up prek cache in case of cache miss (in case of pre-installed-cache from the system)"
ls -la ~/.cache/prek || true
rm -rf ~/.cache/prek
shell: bash
if: steps.restore-prek-cache.outputs.stash-hit != 'true'
if: steps.restore-prek-cache.outputs.stash-hit != 'true' || steps.restore-prek-tar.outputs.tar-restored != 'true'
- name: Install prek hooks
shell: bash
run: prek install-hooks
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