auto-merge-pr #130
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| name: Auto-merge on Repository Dispatch | |
| on: | |
| repository_dispatch: | |
| types: [auto-merge-pr] | |
| jobs: | |
| auto-merge: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| pull-requests: write | |
| contents: write | |
| actions: write | |
| steps: | |
| - name: Get PR information | |
| id: pr-info | |
| uses: actions/github-script@v9 | |
| with: | |
| script: | | |
| const prNumber = context.payload.client_payload.pr_number; | |
| if (!prNumber) { | |
| core.setFailed('PR number not provided in client_payload'); | |
| return; | |
| } | |
| try { | |
| const { data: pr } = await github.rest.pulls.get({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: prNumber | |
| }); | |
| core.setOutput('pr-number', pr.number); | |
| core.setOutput('pr-title', pr.title); | |
| core.setOutput('pr-head-branch', pr.head.ref); | |
| core.setOutput('pr-base-branch', pr.base.ref); | |
| console.log(`Processing PR #${pr.number}: ${pr.title}`); | |
| console.log(`From ${pr.head.ref} to ${pr.base.ref}`); | |
| // Check if PR is open | |
| if (pr.state !== 'open') { | |
| core.setFailed(`PR #${prNumber} is not open (state: ${pr.state})`); | |
| return; | |
| } | |
| // Check if PR is ready for merge | |
| if (!pr.mergeable) { | |
| core.setFailed(`PR #${prNumber} is not mergeable`); | |
| return; | |
| } | |
| if (pr.mergeable_state === 'blocked') { | |
| core.setFailed(`PR #${prNumber} is blocked from merging`); | |
| return; | |
| } | |
| // Check if CI checks are passing | |
| const { data: checks } = await github.rest.checks.listForRef({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| ref: pr.head.sha | |
| }); | |
| const requiredChecks = checks.check_runs.filter(check => | |
| check.conclusion === 'success' || check.status === 'completed' | |
| ); | |
| if (requiredChecks.length === 0) { | |
| core.setFailed(`No successful CI checks found for PR #${prNumber}`); | |
| return; | |
| } | |
| console.log(`PR #${prNumber} is ready for merge`); | |
| } catch (error) { | |
| console.error('Error getting PR information:', error.message); | |
| core.setFailed(`Failed to get PR #${prNumber} information: ${error.message}`); | |
| } | |
| - name: Merge PR | |
| uses: actions/github-script@v9 | |
| with: | |
| script: | | |
| const prNumber = ${{ steps.pr-info.outputs.pr-number }}; | |
| const prTitle = '${{ steps.pr-info.outputs.pr-title }}'; | |
| try { | |
| const result = await github.rest.pulls.merge({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: prNumber, | |
| merge_method: 'merge', | |
| commit_title: `Merge PR #${prNumber}: ${prTitle}`, | |
| commit_message: 'Auto-merged by GitHub Actions workflow' | |
| }); | |
| console.log(`Successfully merged PR #${prNumber}`); | |
| console.log(`Merge SHA: ${result.data.sha}`); | |
| // Set output for next step | |
| core.setOutput('merge-sha', result.data.sha); | |
| } catch (error) { | |
| console.error('Failed to merge PR:', error.message); | |
| core.setFailed(`Failed to merge PR #${prNumber}: ${error.message}`); | |
| } | |
| - name: Notify about successful merge | |
| run: | | |
| echo "Successfully auto-merged PR #${{ steps.pr-info.outputs.pr-number }}" | |
| echo "Merge SHA: ${{ steps.merge-sha }}" | |
| echo "The merge commit will trigger the CI workflow on the main branch." | |
| - name: Trigger CD workflow | |
| uses: actions/github-script@v9 | |
| with: | |
| script: | | |
| const prNumber = ${{ steps.pr-info.outputs.pr-number }}; | |
| const mergeSha = '${{ steps.merge-sha }}'; | |
| try { | |
| await github.rest.repos.createDispatchEvent({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| event_type: 'PR-merged', | |
| client_payload: { | |
| pr_number: prNumber, | |
| merge_sha: mergeSha, | |
| merged_by: 'github-actions[bot]', | |
| merged_at: new Date().toISOString() | |
| } | |
| }); | |
| console.log('Repository dispatch event sent to trigger CD workflow'); | |
| console.log(`PR #${prNumber} was merged successfully`); | |
| } catch (error) { | |
| console.error('Failed to trigger CD workflow:', error.message); | |
| core.setFailed(`Failed to trigger CD workflow: ${error.message}`); | |
| } |