53 lines
1.7 KiB
YAML
53 lines
1.7 KiB
YAML
name: Automatic Backport
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on:
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pull_request_target:
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types: [closed] # fires when PR is closed (merged)
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concurrency:
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group: backport-${{ github.workflow }}-${{ github.event.pull_request.number }}
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cancel-in-progress: true
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permissions:
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contents: write
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pull-requests: write
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jobs:
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backport:
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if: |
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github.event.pull_request.merged == true &&
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contains(github.event.pull_request.labels.*.name, 'backport')
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runs-on: [self-hosted]
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steps:
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# 1. Decide which maintenance branch should receive the back‑port
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- name: Determine target maintenance branch
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id: target
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uses: actions/github-script@v7
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with:
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script: |
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let rel;
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try {
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rel = await github.rest.repos.getLatestRelease({
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owner: context.repo.owner,
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repo: context.repo.repo
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});
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} catch (e) {
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core.setFailed('No existing releases found; cannot determine backport target.');
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return;
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}
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const [maj, min] = rel.data.tag_name.replace(/^v/, '').split('.');
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const branch = `release-${maj}.${min}`;
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core.setOutput('branch', branch);
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console.log(`Latest release ${rel.data.tag_name}; backporting to ${branch}`);
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# 2. Checkout (required by backport‑action)
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- name: Checkout repository
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uses: actions/checkout@v4
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# 3. Create the back‑port pull request
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- name: Create back‑port PR
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uses: korthout/backport-action@v3
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with:
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github_token: ${{ secrets.GITHUB_TOKEN }}
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label_pattern: '' # don't read labels for targets
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target_branches: ${{ steps.target.outputs.branch }}
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