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|
name: Backport PR to branch
on:
issue_comment:
types: [created]
permissions:
contents: write
issues: write
pull-requests: write
jobs:
backport:
if: github.event.issue.pull_request != '' && contains(github.event.comment.body, '/backport to')
runs-on: ubuntu-20.04
steps:
- name: Extract backport target branch
uses: actions/github-script@v6
id: target-branch-extractor
with:
result-encoding: string
script: |
if (context.eventName !== "issue_comment") throw "Error: This action only works on issue_comment events.";
// extract the target branch name from the trigger phrase containing these characters: a-z, A-Z, digits, forward slash, dot, hyphen, underscore
const regex = /\/backport to ([a-zA-Z\d\/\.\-\_]+)/;
target_branch = regex.exec(context.payload.comment.body);
if (target_branch == null) throw "Error: No backport branch found in the trigger phrase.";
return target_branch[1];
- name: Post backport started comment to pull request
uses: actions/github-script@v6
with:
script: |
const backport_start_body = `Started backporting to ${{ steps.target-branch-extractor.outputs.result }}: https://github.com/${context.repo.owner}/${context.repo.repo}/actions/runs/${process.env.GITHUB_RUN_ID}`;
await github.rest.issues.createComment({
issue_number: context.issue.number,
owner: context.repo.owner,
repo: context.repo.repo,
body: backport_start_body
});
- name: Checkout repo
uses: actions/checkout@v3
with:
fetch-depth: 0
- name: Run backport
uses: ./eng/actions/backport
with:
target_branch: ${{ steps.target-branch-extractor.outputs.result }}
auth_token: ${{ secrets.GITHUB_TOKEN }}
pr_description_template: |
Backport of #%source_pr_number% to %target_branch%
/cc %cc_users%
# {PR title}
Summary of the changes (Less than 80 chars)
## Description
{Detail}
Fixes #{bug number} (in this specific format)
## Customer Impact
{Justification}
## Regression?
- [ ] Yes
- [ ] No
[If yes, specify the version the behavior has regressed from]
## Risk
- [ ] High
- [ ] Medium
- [ ] Low
[Justify the selection above]
## Verification
- [ ] Manual (required)
- [ ] Automated
## Packaging changes reviewed?
- [ ] Yes
- [ ] No
- [ ] N/A
----
## When servicing release/2.1
- [ ] Make necessary changes in eng/PatchConfig.props
|
