diff options
Diffstat (limited to 'eng/actions/backport/index.js')
-rw-r--r-- | eng/actions/backport/index.js | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/eng/actions/backport/index.js b/eng/actions/backport/index.js deleted file mode 100644 index 49a2c74010..0000000000 --- a/eng/actions/backport/index.js +++ /dev/null @@ -1,156 +0,0 @@ -// 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.`); - } - - 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(); |