Update lifecycle #5
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| name: Update lifecycle | |
| on: | |
| schedule: | |
| # Every Monday at 8am UTC. | |
| - cron: '0 8 * * MON' | |
| workflow_dispatch: | |
| jobs: | |
| update-lifecycle: | |
| name: Update lifecycle | |
| runs-on: pub-hk-ubuntu-22.04-small | |
| steps: | |
| - name: Get token for GH application (Linguist) | |
| uses: heroku/use-app-token-action@main | |
| id: generate-token | |
| with: | |
| app_id: ${{ vars.LINGUIST_GH_APP_ID }} | |
| private_key: ${{ secrets.LINGUIST_GH_PRIVATE_KEY }} | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| with: | |
| # We always want the version bump and resultant PR to target main, not the branch of the workflow_dispatch. | |
| ref: main | |
| token: ${{ steps.generate-token.outputs.app_token }} | |
| - name: Record existing lifecycle version | |
| id: existing-version | |
| # Having to use grep instead of yq due to: | |
| # https://github.com/mikefarah/yq/issues/1758 | |
| run: echo "version=$(grep --perl-regexp --null-data --only-matching '\[lifecycle\]\nversion = "\K([^"]+)' builder-22/builder.toml)" >> "${GITHUB_OUTPUT}" | |
| - name: Determine latest lifecycle version | |
| id: latest-version | |
| run: echo "version=$(gh release view --repo buildpacks/lifecycle --json tagName --jq '.tagName | sub("v"; "")')" >> "${GITHUB_OUTPUT}" | |
| env: | |
| GH_TOKEN: ${{ steps.generate-token.outputs.app_token }} | |
| - name: Update builder manifests with latest lifecycle version | |
| # This only updates manifests that were on the same version as builder-22, to ensure | |
| # that any legacy builder images pinned to older lifecycle versions are not updated too. | |
| run: sed --in-place --expression 's/^version = "${{ steps.existing-version.outputs.version }}"$/version = "${{ steps.latest-version.outputs.version }}"/' */builder.toml | |
| # Note: This step will skip creating a PR if there are no changes to commit. | |
| - name: Create or update pull request | |
| id: pr | |
| uses: peter-evans/[email protected] | |
| with: | |
| token: ${{ steps.generate-token.outputs.app_token }} | |
| title: Update lifecycle from v${{ steps.existing-version.outputs.version }} to v${{ steps.latest-version.outputs.version }} | |
| body: | | |
| Release notes: | |
| https://github.com/buildpacks/lifecycle/releases/tag/v${{ steps.latest-version.outputs.version }} | |
| Full changelog: | |
| https://github.com/buildpacks/lifecycle/compare/v${{ steps.existing-version.outputs.version }}...v${{ steps.latest-version.outputs.version }} | |
| commit-message: | | |
| Update lifecycle from v${{ steps.existing-version.outputs.version }} to v${{ steps.latest-version.outputs.version }} | |
| Release notes: | |
| https://github.com/buildpacks/lifecycle/releases/tag/v${{ steps.latest-version.outputs.version }} | |
| Full changelog: | |
| https://github.com/buildpacks/lifecycle/compare/v${{ steps.existing-version.outputs.version }}...v${{ steps.latest-version.outputs.version }} | |
| branch: update-lifecycle | |
| delete-branch: true | |
| committer: ${{ vars.LINGUIST_GH_APP_USERNAME }} <${{ vars.LINGUIST_GH_APP_EMAIL }}> | |
| author: ${{ vars.LINGUIST_GH_APP_USERNAME }} <${{ vars.LINGUIST_GH_APP_EMAIL }}> | |
| - name: Enable PR auto-merge | |
| if: steps.pr.outputs.pull-request-operation == 'created' | |
| run: gh pr merge --auto --squash "${{ steps.pr.outputs.pull-request-number }}" | |
| env: | |
| GH_TOKEN: ${{ steps.generate-token.outputs.app_token }} |