issue_comment:
types: [created]
schedule:
- # once a day at 13:00 UTC
+ # once a day at 13:00 UTC to cleanup old runs
- cron: '0 13 * * *'
permissions:
contents: write
issues: write
pull-requests: write
+ actions: write
jobs:
- cleanup_old_runs:
- if: github.event.schedule == '0 13 * * *'
- runs-on: ubuntu-20.04
- permissions:
- actions: write
- env:
- GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
- steps:
- - name: Delete old workflow runs
- run: |
- _UrlPath="/repos/$GITHUB_REPOSITORY/actions/workflows"
- _CurrentWorkflowID="$(gh api -X GET "$_UrlPath" | jq '.workflows[] | select(.name == '\""$GITHUB_WORKFLOW"\"') | .id')"
-
- # delete workitems which are 'completed'. (other candidate values of status field are: 'queued' and 'in_progress')
-
- gh api -X GET "$_UrlPath/$_CurrentWorkflowID/runs" --paginate \
- | jq '.workflow_runs[] | select(.status == "completed") | .id' \
- | xargs -I{} gh api -X DELETE "/repos/$GITHUB_REPOSITORY/actions/runs"/{}
-
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@v3
- 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@v3
- 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.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@v2
- 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%
+ uses: dotnet/arcade/.github/workflows/backport-base.yml@main
+ with:
+ pr_description_template: |
+ Backport of #%source_pr_number% to %target_branch%
- /cc %cc_users%
+ /cc %cc_users%
- ## Customer Impact
+ ## Customer Impact
- ## Testing
+ ## Testing
- ## Risk
+ ## Risk
- IMPORTANT: Is this backport for a servicing release? If so and this change touches code that ships in a NuGet package, please make certain that you have added any necessary [package authoring](https://github.com/dotnet/runtime/blob/main/docs/project/library-servicing.md) and gotten it explicitly reviewed.
+ IMPORTANT: Is this backport for a servicing release? If so and this change touches code that ships in a NuGet package, please make certain that you have added any necessary [package authoring](https://github.com/dotnet/runtime/blob/main/docs/project/library-servicing.md) and gotten it explicitly reviewed.
+++ /dev/null
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-
-function BackportException(message, postToGitHub = true) {
- this.message = message;
- this.postToGitHub = postToGitHub;
-}
-
-async function run() {
- const util = require("util");
- const jsExec = util.promisify(require("child_process").exec);
-
- console.log("Installing npm dependencies");
- const { stdout, stderr } = await jsExec("npm install @actions/core @actions/github @actions/exec");
- console.log("npm-install stderr:\n\n" + stderr);
- console.log("npm-install stdout:\n\n" + stdout);
- console.log("Finished installing npm dependencies");
-
- const core = require("@actions/core");
- const github = require("@actions/github");
- const exec = require("@actions/exec");
-
- const repo_owner = github.context.payload.repository.owner.login;
- const repo_name = github.context.payload.repository.name;
- const pr_number = github.context.payload.issue.number;
- const comment_user = github.context.payload.comment.user.login;
-
- let octokit = github.getOctokit(core.getInput("auth_token", { required: true }));
- let target_branch = core.getInput("target_branch", { required: true });
-
- try {
- // verify the comment user is a repo collaborator
- try {
- await octokit.rest.repos.checkCollaborator({
- owner: repo_owner,
- repo: repo_name,
- username: comment_user
- });
- console.log(`Verified ${comment_user} is a repo collaborator.`);
- } catch (error) {
- console.log(error);
- throw new BackportException(`Error: @${comment_user} is not a repo collaborator, backporting is not allowed. If you're a collaborator please make sure your ${repo_owner} team membership visibility is set to Public on https://github.com/orgs/${repo_owner}/people?query=${comment_user}`);
- }
-
- try { await exec.exec(`git ls-remote --exit-code --heads origin ${target_branch}`) } catch { throw new BackportException(`Error: The specified backport target branch ${target_branch} wasn't found in the repo.`); }
- console.log(`Backport target branch: ${target_branch}`);
-
- console.log("Applying backport patch");
-
- await exec.exec(`git checkout ${target_branch}`);
- await exec.exec(`git clean -xdff`);
-
- // configure git
- await exec.exec(`git config user.name "github-actions"`);
- await exec.exec(`git config user.email "github-actions@github.com"`);
-
- // create temporary backport branch
- const temp_branch = `backport/pr-${pr_number}-to-${target_branch}`;
- await exec.exec(`git checkout -b ${temp_branch}`);
-
- // skip opening PR if the branch already exists on the origin remote since that means it was opened
- // by an earlier backport and force pushing to the branch updates the existing PR
- let should_open_pull_request = true;
- try {
- await exec.exec(`git ls-remote --exit-code --heads origin ${temp_branch}`);
- should_open_pull_request = false;
- } catch { }
-
- // download and apply patch
- await exec.exec(`curl -sSL "${github.context.payload.issue.pull_request.patch_url}" --output changes.patch`);
-
- const git_am_command = "git am --3way --ignore-whitespace --keep-non-patch changes.patch";
- let git_am_output = `$ ${git_am_command}\n\n`;
- let git_am_failed = false;
- try {
- await exec.exec(git_am_command, [], {
- listeners: {
- stdout: function stdout(data) { git_am_output += data; },
- stderr: function stderr(data) { git_am_output += data; }
- }
- });
- } catch (error) {
- git_am_output += error;
- git_am_failed = true;
- }
-
- if (git_am_failed) {
- const git_am_failed_body = `@${github.context.payload.comment.user.login} backporting to ${target_branch} failed, the patch most likely resulted in conflicts:\n\n\`\`\`shell\n${git_am_output}\n\`\`\`\n\nPlease backport manually!`;
- await octokit.rest.issues.createComment({
- owner: repo_owner,
- repo: repo_name,
- issue_number: pr_number,
- body: git_am_failed_body
- });
- throw new BackportException("Error: git am failed, most likely due to a merge conflict.", false);
- }
- else {
- // push the temp branch to the repository
- await exec.exec(`git push --force --set-upstream origin HEAD:${temp_branch}`);
- }
-
- if (!should_open_pull_request) {
- console.log("Backport temp branch already exists, skipping opening a PR.");
- return;
- }
-
- // prepate the GitHub PR details
- let backport_pr_title = core.getInput("pr_title_template");
- let backport_pr_description = core.getInput("pr_description_template");
-
- // get users to cc (append PR author if different from user who issued the backport command)
- let cc_users = `@${comment_user}`;
- if (comment_user != github.context.payload.issue.user.login) cc_users += ` @${github.context.payload.issue.user.login}`;
-
- // replace the special placeholder tokens with values
- backport_pr_title = backport_pr_title
- .replace(/%target_branch%/g, target_branch)
- .replace(/%source_pr_title%/g, github.context.payload.issue.title)
- .replace(/%source_pr_number%/g, github.context.payload.issue.number)
- .replace(/%cc_users%/g, cc_users);
-
- backport_pr_description = backport_pr_description
- .replace(/%target_branch%/g, target_branch)
- .replace(/%source_pr_title%/g, github.context.payload.issue.title)
- .replace(/%source_pr_number%/g, github.context.payload.issue.number)
- .replace(/%cc_users%/g, cc_users);
-
- // open the GitHub PR
- await octokit.rest.pulls.create({
- owner: repo_owner,
- repo: repo_name,
- title: backport_pr_title,
- body: backport_pr_description,
- head: temp_branch,
- base: target_branch
- });
-
- console.log("Successfully opened the GitHub PR.");
- } catch (error) {
-
- core.setFailed(error);
-
- if (error.postToGitHub === undefined || error.postToGitHub == true) {
- // post failure to GitHub comment
- const unknown_error_body = `@${comment_user} an error occurred while backporting to ${target_branch}, please check the run log for details!\n\n${error.message}`;
- await octokit.rest.issues.createComment({
- owner: repo_owner,
- repo: repo_name,
- issue_number: pr_number,
- body: unknown_error_body
- });
- }
- }
-}
-
-run();