CleanUpCache #1160
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| name: CleanUpCache | |
| on: | |
| workflow_run: | |
| workflows: [🧴 clang sanitizers, 🧹 clang-tidy, 🔍 CodeQL, 🐧 CUDA, 🐧 HIP, 🐧 Intel, 🍏 macOS, 🐧 OpenMP] | |
| types: | |
| - completed | |
| jobs: | |
| CleanUpCcacheCache: | |
| name: Clean Up Ccache Cache for ${{ github.event.workflow_run.name }} | |
| runs-on: ubuntu-latest | |
| permissions: | |
| actions: write | |
| contents: read | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| steps: | |
| - uses: actions/checkout@v4 | |
| - name: Clean up ccache | |
| run: | | |
| gh extension install actions/gh-actions-cache | |
| REPO=${{ github.repository }} | |
| # push or pull_request or schedule or ... | |
| EVENT=${{ github.event.workflow_run.event }} | |
| # Triggering workflow run name (e.g., LinuxClang) | |
| WORKFLOW_NAME="${{ github.event.workflow_run.name }}" | |
| # For debugging, cat ${GITHUB_EVENT_PATH} to see the payload. | |
| if [[ $EVENT == "pull_request" ]]; then | |
| pr_head_sha=${{ github.event.workflow_run.head_sha }} | |
| pr_number=$(gh pr list --search $pr_head_sha --json number --jq '.[0].number') | |
| echo "Clean up cache for PR ${pr_number}" | |
| BRANCH=refs/pull/${pr_number}/merge | |
| else | |
| BRANCH=refs/heads/${{ github.event.workflow_run.head_branch }} | |
| fi | |
| # Setting this to not fail the workflow while deleting cache keys. | |
| set +e | |
| # In our cache keys, substring after `-git-` is git hash, substring | |
| # before that is a unique id for jobs (e.g., `ccache-LinuxClang-configure-2d`). | |
| # The goal is to keep the last used key of each job and delete all others. | |
| # something like ccache-LinuxClang- | |
| keyprefix="ccache-${WORKFLOW_NAME}-" | |
| cached_jobs=$(gh actions-cache list -L 100 -R $REPO -B $BRANCH --key "$keyprefix" | awk -F '-git-' '{print $1}' | sort | uniq) | |
| # cached_jobs is something like "ccache-LinuxClang-configure-1d ccache-LinuxClang-configure-2d". | |
| # It might also contain spaces. Thus we set IFS to \n. | |
| IFS=$'\n' | |
| for j in $cached_jobs | |
| do | |
| # Delete all entries except the last used one | |
| old_keys=$(gh actions-cache list -L 100 -R $REPO -B $BRANCH --key "${j}-git-" --sort last-used | cut -f 1 | tail -n +2) | |
| for k in $old_keys | |
| do | |
| gh actions-cache delete "$k" -R $REPO -B $BRANCH --confirm | |
| done | |
| done | |
| unset IFS |