diff --git a/.github/workflows/easy-cp.yml b/.github/workflows/easy-cp.yml new file mode 100644 index 0000000000..087d428569 --- /dev/null +++ b/.github/workflows/easy-cp.yml @@ -0,0 +1,75 @@ +# Copyright 2023 The Flutter Authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +name: Cherry-pick Labeled PR to Release Branch + +on: + pull_request: + branches: master + types: [labeled] + +permissions: write-all + +jobs: + cherrypick_to_release: + name: cherrypick_to_release + runs-on: ubuntu-latest + if: | + (github.event.label.name == format('cp{0} beta', ':') || github.event.label.name == format('cp{0} stable', ':')) && + (github.event.pull_request.merged == true) + steps: + - name: Get Release Channel + run: | + echo "CHANNEL=$(echo ${{ github.event.label.name }} | cut -d ':' -f 2 | xargs)" >> $GITHUB_ENV + - name: Get Release Candidate Branch + run: | + RELEASE_BRANCH=$(curl https://raw.githubusercontent.com/flutter/flutter/$CHANNEL/bin/internal/release-candidate-branch.version) + echo "RELEASE_BRANCH=$(echo $RELEASE_BRANCH | tr -d '\n')" >> $GITHUB_ENV + - name: Get Cherry Pick PR + run: | + echo "COMMIT_SHA=$(echo ${{ github.event.pull_request.merge_commit_sha }})" >> $GITHUB_ENV + - name: Checkout Flutter Repo + uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 + with: + repository: flutter/flutter + token: ${{ github.token }} + path: flutter + ref: master + # Checkout all history commits on master branch, so that the cp commit is a known object + fetch-depth: 0 + # use same name when checking out branch, since the marketplace action does a hard reset. + - name: Attempt CP + id: attempt-cp + working-directory: ./flutter + run: | + git config user.name "GitHub Actions Bot" + git config user.email "<>" + git fetch origin $RELEASE_BRANCH + git fetch origin master + git checkout -b $RELEASE_BRANCH --track origin/$RELEASE_BRANCH + git cherry-pick $COMMIT_SHA + # TODO(xilaizhang): remove this step once the template is available on release branches. + - name: Get CP Template + run: | + curl -o PULL_REQUEST_CP_TEMPLATE.md https://raw.githubusercontent.com/flutter/flutter/master/.github/PR_TEMPLATE/PULL_REQUEST_CP_TEMPLATE.md + - name: Create PR on CP success + if: ${{ steps.attempt-cp.conclusion == 'success' }} + uses: peter-evans/create-pull-request@153407881ec5c347639a548ade7d8ad1d6740e38 + with: + base: ${{ env.RELEASE_BRANCH }} + branch: cp-${{ env.CHANNEL }}-${{ env.COMMIT_SHA }} + path: flutter + token: ${{ github.token}} + labels: | + cp: review + title: '[${{ env.CHANNEL }}-cherrypick] cherrypicks commit ${{ env.COMMIT_SHA }} from PR ${{ github.event.pull_request.title }}' + body-path: PULL_REQUEST_CP_TEMPLATE.md + - name: Leave Comment on CP failure + if: ${{ failure() && steps.attempt-cp.conclusion == 'failure' }} + run: | + FAILURE_MSG="Failed to create CP due to merge conflicts.
" + FAILURE_MSG+="You will need to create the PR manually. See [the cherrypick wiki](https://github.com/flutter/flutter/wiki/Flutter-Cherrypick-Process) for more info." + gh pr comment ${{ github.event.pull_request.number }} -R flutter/flutter -b "${FAILURE_MSG}" + env: + GITHUB_TOKEN: ${{ github.token }}