Repository: spark-website Updated Branches: refs/heads/asf-site b75134190 -> 91b561749
add merge script Ported the merge script from spark main repo Author: Felix Cheung <felixcheun...@hotmail.com> Closes #105 from felixcheung/merge. Project: http://git-wip-us.apache.org/repos/asf/spark-website/repo Commit: http://git-wip-us.apache.org/repos/asf/spark-website/commit/91b56174 Tree: http://git-wip-us.apache.org/repos/asf/spark-website/tree/91b56174 Diff: http://git-wip-us.apache.org/repos/asf/spark-website/diff/91b56174 Branch: refs/heads/asf-site Commit: 91b56174953d4c243c73eedeb054fff2cfbe673e Parents: b751341 Author: Felix Cheung <felixcheun...@hotmail.com> Authored: Tue Apr 10 00:14:22 2018 -0700 Committer: Felix Cheung <felixche...@apache.org> Committed: Tue Apr 10 00:14:22 2018 -0700 ---------------------------------------------------------------------- README.md | 7 +- _config.yml | 4 +- merge_pr.py | 286 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 294 insertions(+), 3 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/spark-website/blob/91b56174/README.md ---------------------------------------------------------------------- diff --git a/README.md b/README.md index 51a7cb4..667519b 100644 --- a/README.md +++ b/README.md @@ -37,4 +37,9 @@ compile phase, use the following syntax: {% endhighlight %} You probably don't need to install that unless you want to regenerate the pygments CSS file. - It requires Python, and can be installed by running `sudo easy_install Pygments`. \ No newline at end of file + It requires Python, and can be installed by running `sudo easy_install Pygments`. + +## Merge PR + +To merge pull request, use the merge_pr.py script which also squash the commits. + http://git-wip-us.apache.org/repos/asf/spark-website/blob/91b56174/_config.yml ---------------------------------------------------------------------- diff --git a/_config.yml b/_config.yml index acd3255..4a2a3ac 100644 --- a/_config.yml +++ b/_config.yml @@ -4,6 +4,6 @@ kramdown: entity_output: symbol permalink: none destination: site -exclude: ['README.md','content', 'LICENSE'] +exclude: ['README.md','content', 'LICENSE', 'merge_pr.py'] keep_files: ['docs'] -url: https://spark.apache.org \ No newline at end of file +url: https://spark.apache.org http://git-wip-us.apache.org/repos/asf/spark-website/blob/91b56174/merge_pr.py ---------------------------------------------------------------------- diff --git a/merge_pr.py b/merge_pr.py new file mode 100755 index 0000000..dc289b3 --- /dev/null +++ b/merge_pr.py @@ -0,0 +1,286 @@ +#!/usr/bin/env python + +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. +# The ASF licenses this file to You under the Apache License, Version 2.0 +# (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +# Utility for creating well-formed pull request merges and pushing them to Apache. +# usage: ./merge_pr.py (see config env vars below) +# +# This utility assumes you already have local a spark-website git folder and that you +# have added remotes corresponding to both (i) the github apache spark-website +# mirror and (ii) the apache git repo. + +import json +import os +import re +import subprocess +import sys +import urllib2 + + +# Remote name which points to the Gihub site +PR_REMOTE_NAME = os.environ.get("PR_REMOTE_NAME", "apache-github") +# Remote name which points to Apache git +PUSH_REMOTE_NAME = os.environ.get("PUSH_REMOTE_NAME", "apache") +# OAuth key used for issuing requests against the GitHub API. If this is not defined, then requests +# will be unauthenticated. You should only need to configure this if you find yourself regularly +# exceeding your IP's unauthenticated request rate limit. You can create an OAuth key at +# https://github.com/settings/tokens. This script only requires the "public_repo" scope. +GITHUB_OAUTH_KEY = os.environ.get("GITHUB_OAUTH_KEY") + + +GITHUB_BASE = "https://github.com/apache/spark-website/pull" +GITHUB_API_BASE = "https://api.github.com/repos/apache/spark-website" +# Prefix added to temporary branches +BRANCH_PREFIX = "PR_TOOL" + + +def get_json(url): + try: + request = urllib2.Request(url) + if GITHUB_OAUTH_KEY: + request.add_header('Authorization', 'token %s' % GITHUB_OAUTH_KEY) + return json.load(urllib2.urlopen(request)) + except urllib2.HTTPError as e: + if "X-RateLimit-Remaining" in e.headers and e.headers["X-RateLimit-Remaining"] == '0': + print "Exceeded the GitHub API rate limit; see the instructions in " + \ + "dev/merge_pr.py to configure an OAuth token for making authenticated " + \ + "GitHub requests." + else: + print "Unable to fetch URL, exiting: %s" % url + sys.exit(-1) + + +def fail(msg): + print msg + clean_up() + sys.exit(-1) + + +def run_cmd(cmd): + print cmd + if isinstance(cmd, list): + return subprocess.check_output(cmd) + else: + return subprocess.check_output(cmd.split(" ")) + + +def continue_maybe(prompt): + result = raw_input("\n%s (y/n): " % prompt) + if result.lower() != "y": + fail("Okay, exiting") + +def clean_up(): + print "Restoring head pointer to %s" % original_head + run_cmd("git checkout %s" % original_head) + + branches = run_cmd("git branch").replace(" ", "").split("\n") + + for branch in filter(lambda x: x.startswith(BRANCH_PREFIX), branches): + print "Deleting local branch %s" % branch + run_cmd("git branch -D %s" % branch) + + +# merge the requested PR and return the merge hash +def merge_pr(pr_num, target_ref, title, body, pr_repo_desc): + pr_branch_name = "%s_MERGE_PR_%s" % (BRANCH_PREFIX, pr_num) + target_branch_name = "%s_MERGE_PR_%s_%s" % (BRANCH_PREFIX, pr_num, target_ref.upper()) + run_cmd("git fetch %s pull/%s/head:%s" % (PR_REMOTE_NAME, pr_num, pr_branch_name)) + run_cmd("git fetch %s %s:%s" % (PUSH_REMOTE_NAME, target_ref, target_branch_name)) + run_cmd("git checkout %s" % target_branch_name) + + had_conflicts = False + try: + run_cmd(['git', 'merge', pr_branch_name, '--squash']) + except Exception as e: + msg = "Error merging: %s\nWould you like to manually fix-up this merge?" % e + continue_maybe(msg) + msg = "Okay, please fix any conflicts and 'git add' conflicting files... Finished?" + continue_maybe(msg) + had_conflicts = True + + commit_authors = run_cmd(['git', 'log', 'HEAD..%s' % pr_branch_name, + '--pretty=format:%an <%ae>']).split("\n") + distinct_authors = sorted(set(commit_authors), + key=lambda x: commit_authors.count(x), reverse=True) + primary_author = raw_input( + "Enter primary author in the format of \"name <email>\" [%s]: " % + distinct_authors[0]) + if primary_author == "": + primary_author = distinct_authors[0] + + commits = run_cmd(['git', 'log', 'HEAD..%s' % pr_branch_name, + '--pretty=format:%h [%an] %s']).split("\n\n") + + merge_message_flags = [] + + merge_message_flags += ["-m", title] + if body is not None: + # We remove @ symbols from the body to avoid triggering e-mails + # to people every time someone creates a public fork of Spark. + merge_message_flags += ["-m", body.replace("@", "")] + + authors = "\n".join(["Author: %s" % a for a in distinct_authors]) + + merge_message_flags += ["-m", authors] + + if had_conflicts: + committer_name = run_cmd("git config --get user.name").strip() + committer_email = run_cmd("git config --get user.email").strip() + message = "This patch had conflicts when merged, resolved by\nCommitter: %s <%s>" % ( + committer_name, committer_email) + merge_message_flags += ["-m", message] + + # The string "Closes #%s" string is required for GitHub to correctly close the PR + merge_message_flags += ["-m", "Closes #%s from %s." % (pr_num, pr_repo_desc)] + + run_cmd(['git', 'commit', '--author="%s"' % primary_author] + merge_message_flags) + + continue_maybe("Merge complete (local ref %s). Push to %s?" % ( + target_branch_name, PUSH_REMOTE_NAME)) + + try: + run_cmd('git push %s %s:%s' % (PUSH_REMOTE_NAME, target_branch_name, target_ref)) + except Exception as e: + clean_up() + fail("Exception while pushing: %s" % e) + + merge_hash = run_cmd("git rev-parse %s" % target_branch_name)[:8] + clean_up() + print("Pull request #%s merged!" % pr_num) + print("Merge hash: %s" % merge_hash) + return merge_hash + + +def cherry_pick(pr_num, merge_hash, default_branch): + pick_ref = raw_input("Enter a branch name [%s]: " % default_branch) + if pick_ref == "": + pick_ref = default_branch + + pick_branch_name = "%s_PICK_PR_%s_%s" % (BRANCH_PREFIX, pr_num, pick_ref.upper()) + + run_cmd("git fetch %s %s:%s" % (PUSH_REMOTE_NAME, pick_ref, pick_branch_name)) + run_cmd("git checkout %s" % pick_branch_name) + + try: + run_cmd("git cherry-pick -sx %s" % merge_hash) + except Exception as e: + msg = "Error cherry-picking: %s\nWould you like to manually fix-up this merge?" % e + continue_maybe(msg) + msg = "Okay, please fix any conflicts and finish the cherry-pick. Finished?" + continue_maybe(msg) + + continue_maybe("Pick complete (local ref %s). Push to %s?" % ( + pick_branch_name, PUSH_REMOTE_NAME)) + + try: + run_cmd('git push %s %s:%s' % (PUSH_REMOTE_NAME, pick_branch_name, pick_ref)) + except Exception as e: + clean_up() + fail("Exception while pushing: %s" % e) + + pick_hash = run_cmd("git rev-parse %s" % pick_branch_name)[:8] + clean_up() + + print("Pull request #%s picked into %s!" % (pr_num, pick_ref)) + print("Pick hash: %s" % pick_hash) + return pick_ref + + +def fix_version_from_branch(branch, versions): + # Note: Assumes this is a sorted (newest->oldest) list of un-released versions + if branch == "master": + return versions[0] + else: + branch_ver = branch.replace("branch-", "") + return filter(lambda x: x.name.startswith(branch_ver), versions)[-1] + + + +def get_current_ref(): + ref = run_cmd("git rev-parse --abbrev-ref HEAD").strip() + if ref == 'HEAD': + # The current ref is a detached HEAD, so grab its SHA. + return run_cmd("git rev-parse HEAD").strip() + else: + return ref + + +def main(): + global original_head + + original_head = get_current_ref() + + + pr_num = raw_input("Which pull request would you like to merge? (e.g. 34): ") + pr = get_json("%s/pulls/%s" % (GITHUB_API_BASE, pr_num)) + pr_events = get_json("%s/issues/%s/events" % (GITHUB_API_BASE, pr_num)) + + url = pr["url"] + + title = pr["title"] + + body = pr["body"] + target_ref = pr["base"]["ref"] + user_login = pr["user"]["login"] + base_ref = pr["head"]["ref"] + pr_repo_desc = "%s/%s" % (user_login, base_ref) + + # Merged pull requests don't appear as merged in the GitHub API; + # Instead, they're closed by asfgit. + merge_commits = \ + [e for e in pr_events if e["actor"]["login"] == "asfgit" and e["event"] == "closed"] + + if merge_commits: + merge_hash = merge_commits[0]["commit_id"] + message = get_json("%s/commits/%s" % (GITHUB_API_BASE, merge_hash))["commit"]["message"] + + print "Pull request %s has already been merged, assuming you want to backport" % pr_num + commit_is_downloaded = run_cmd(['git', 'rev-parse', '--quiet', '--verify', + "%s^{commit}" % merge_hash]).strip() != "" + if not commit_is_downloaded: + fail("Couldn't find any merge commit for #%s, you may need to update HEAD." % pr_num) + + print "Found commit %s:\n%s" % (merge_hash, message) + sys.exit(0) + + if not bool(pr["mergeable"]): + msg = "Pull request %s is not mergeable in its current form.\n" % pr_num + \ + "Continue? (experts only!)" + continue_maybe(msg) + + print ("\n=== Pull Request #%s ===" % pr_num) + print ("title\t%s\nsource\t%s\ntarget\t%s\nurl\t%s" % ( + title, pr_repo_desc, target_ref, url)) + continue_maybe("Proceed with merging pull request #%s?" % pr_num) + + merged_refs = [target_ref] + + merge_hash = merge_pr(pr_num, target_ref, title, body, pr_repo_desc) + + + +if __name__ == "__main__": + import doctest + (failure_count, test_count) = doctest.testmod() + if failure_count: + exit(-1) + try: + main() + except: + clean_up() + raise --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@spark.apache.org For additional commands, e-mail: commits-h...@spark.apache.org