Sync with Upstream (create) #32
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| name: Sync with Upstream (create) | |
| on: | |
| schedule: | |
| - cron: "0 0 1 * *" # Runs at 00:00 on the first day of every month | |
| workflow_dispatch: | |
| permissions: | |
| contents: write | |
| pull-requests: write | |
| id-token: write | |
| jobs: | |
| sync: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Retrieve secrets | |
| uses: grafana/shared-workflows/actions/get-vault-secrets@main | |
| with: | |
| repo_secrets: | | |
| APP_ID=app:id | |
| APP_PRIVATE_KEY=app:private-key | |
| - name: Generate a token | |
| id: generate-token | |
| uses: actions/create-github-app-token@5d869da34e18e7287c1daad50e0b8ea0f506ce69 # v1.11.0 | |
| with: | |
| app-id: ${{ env.APP_ID }} | |
| private-key: ${{ env.APP_PRIVATE_KEY }} | |
| - name: Checkout the repository | |
| uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7 | |
| with: | |
| fetch-depth: 0 | |
| ref: main | |
| token: ${{ steps.generate-token.outputs.token }} | |
| - name: Create new branch from main | |
| run: | | |
| git checkout -b sync-upstream-${{ github.run_number }} | |
| - name: Configure Git | |
| run: | | |
| git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com" | |
| git config --local user.name "github-actions[bot]" | |
| - name: Pull changes from upstream and merge | |
| id: merge | |
| run: | | |
| git remote add upstream https://github.com/actions/runner-images.git | |
| git fetch upstream | |
| SHA="$(git rev-parse upstream/main)" | |
| echo "upstream-sha=$SHA" >> $GITHUB_OUTPUT | |
| if ! git merge -m "Merge commit '$SHA' from actions/runner-images" "${SHA}"; then | |
| echo "conflicts=true" >> $GITHUB_OUTPUT | |
| fi | |
| - name: Handle conflicts with empty commit | |
| if: steps.merge.outputs.conflicts == 'true' | |
| run: | | |
| git merge --abort | |
| git commit --allow-empty -m "Empty commit due to merge conflicts" | |
| - name: Push changes to new branch | |
| run: | | |
| git push --force-with-lease origin sync-upstream-${{ github.run_number }} | |
| - name: Set PR body | |
| id: pr-body | |
| env: | |
| GITHUB_SERVER_URL: "${{ github.server_url }}" | |
| GITHUB_REPOSITORY: "${{ github.repository }}" | |
| GITHUB_RUN_ID: "${{ github.run_id }}" | |
| GITHUB_RUN_NUMBER: "${{ github.run_number }}" | |
| UPSTREAM_SHA: "${{ steps.merge.outputs.upstream-sha }}" | |
| PR_BODY_NO_CONFLICTS_TEMPLATE: ".github/workflows/sync-upstream/templates/pr-body-no-conflicts.txt" | |
| PR_BODY_WITH_CONFLICTS_TEMPLATE: ".github/workflows/sync-upstream/templates/pr-body-with-conflicts.txt" | |
| run: | | |
| echo 'body<<EOF' >> $GITHUB_OUTPUT | |
| if [ "${{ steps.merge.outputs.conflicts }}" == "true" ]; then | |
| envsubst < $PR_BODY_WITH_CONFLICTS_TEMPLATE >> $GITHUB_OUTPUT | |
| else | |
| envsubst < $PR_BODY_NO_CONFLICTS_TEMPLATE >> $GITHUB_OUTPUT | |
| fi | |
| echo EOF >> $GITHUB_OUTPUT | |
| - name: Create pull request | |
| env: | |
| GH_TOKEN: ${{ github.token }} | |
| run: | | |
| gh pr create --title 'Update from upstream' \ | |
| --body '${{ steps.pr-body.outputs.body }}' \ | |
| --base main --head sync-upstream-${{ github.run_number }} \ | |
| --repo ${{ github.repository }} \ | |
| || \ | |
| gh pr edit sync-upstream-${{ github.run_number }} \ | |
| --repo ${{ github.repository }} \ | |
| --body '${{ steps.pr-body.outputs.body }}' |