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github_jira_sync.py
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github_jira_sync.py
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#!/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 updating JIRA's with information about Github pull requests
import json
import os
import re
import sys
if sys.version < '3':
from urllib2 import urlopen
from urllib2 import Request
from urllib2 import HTTPError
else:
from urllib.request import urlopen
from urllib.request import Request
from urllib.error import HTTPError
try:
import jira.client
except ImportError:
print("This tool requires the jira-python library")
print("Install using 'sudo pip install jira'")
sys.exit(-1)
# User facing configs
GITHUB_API_BASE = os.environ.get("GITHUB_API_BASE", "https://api.github.com/repos/apache/spark")
GITHUB_OAUTH_KEY = os.environ.get("GITHUB_OAUTH_KEY")
JIRA_PROJECT_NAME = os.environ.get("JIRA_PROJECT_NAME", "SPARK")
JIRA_API_BASE = os.environ.get("JIRA_API_BASE", "https://issues.apache.org/jira")
JIRA_USERNAME = os.environ.get("JIRA_USERNAME", "apachespark")
JIRA_PASSWORD = os.environ.get("JIRA_PASSWORD", "XXX")
# Maximum number of updates to perform in one run
MAX_UPDATES = int(os.environ.get("MAX_UPDATES", "100000"))
# Cut-off for oldest PR on which to comment. Useful for avoiding
# "notification overload" when running for the first time.
MIN_COMMENT_PR = int(os.environ.get("MIN_COMMENT_PR", "1496"))
# File used as an optimization to store maximum previously seen PR
# Used mostly because accessing ASF JIRA is slow, so we want to avoid checking
# the state of JIRA's that are tied to PR's we've already looked at.
MAX_FILE = ".github-jira-max"
def get_url(url):
try:
request = Request(url)
request.add_header('Authorization', 'token %s' % GITHUB_OAUTH_KEY)
return urlopen(request)
except HTTPError:
print("Unable to fetch URL, exiting: %s" % url)
sys.exit(-1)
def get_json(urllib_response):
return json.loads(urllib_response.read().decode("utf-8"))
# Return a list of (JIRA id, JSON dict) tuples:
# e.g. [('SPARK-1234', {.. json ..}), ('SPARK-5687', {.. json ..})}
def get_jira_prs():
result = []
has_next_page = True
page_num = 0
while has_next_page:
page = get_url(GITHUB_API_BASE + "/pulls?page=%s&per_page=100" % page_num)
page_json = get_json(page)
for pull in page_json:
jiras = re.findall(JIRA_PROJECT_NAME + "-[0-9]{4,5}", pull['title'])
for jira in jiras:
result = result + [(jira, pull)]
# Check if there is another page
link_headers = list(filter(lambda k: k.startswith("Link"), page.headers))
if not link_headers or "next" not in link_headers[0]:
has_next_page = False
else:
page_num += 1
return result
def set_max_pr(max_val):
f = open(MAX_FILE, 'w')
f.write("%s" % max_val)
f.close()
print("Writing largest PR number seen: %s" % max_val)
def get_max_pr():
if os.path.exists(MAX_FILE):
result = int(open(MAX_FILE, 'r').read())
print("Read largest PR number previously seen: %s" % result)
return result
else:
return 0
def build_pr_component_dic(jira_prs):
print("Build PR dictionary")
dic = {}
for issue, pr in jira_prs:
print(issue)
page = get_json(get_url(JIRA_API_BASE + "/rest/api/2/issue/" + issue))
jira_components = [c['name'].upper() for c in page['fields']['components']]
if pr['number'] in dic:
dic[pr['number']][1].update(jira_components)
else:
pr_components = set(label['name'].upper() for label in pr['labels'])
dic[pr['number']] = (pr_components, set(jira_components))
return dic
def reset_pr_labels(pr_num, jira_components):
url = '%s/issues/%s/labels' % (GITHUB_API_BASE, pr_num)
labels = ', '.join(('"%s"' % c) for c in jira_components)
try:
request = Request(url, data=('{"labels":[%s]}' % labels).encode('utf-8'))
request.add_header('Content-Type', 'application/json')
request.add_header('Authorization', 'token %s' % GITHUB_OAUTH_KEY)
request.get_method = lambda: 'PUT'
urlopen(request)
print("Set %s with labels %s" % (pr_num, labels))
except HTTPError:
print("Unable to update PR labels, exiting: %s" % url)
sys.exit(-1)
jira_client = jira.client.JIRA({'server': JIRA_API_BASE},
basic_auth=(JIRA_USERNAME, JIRA_PASSWORD))
jira_prs = get_jira_prs()
previous_max = get_max_pr()
print("Retrieved %s JIRA PR's from Github" % len(jira_prs))
jira_prs = [(k, v) for k, v in jira_prs if int(v['number']) > previous_max]
print("%s PR's remain after excluding visted ones" % len(jira_prs))
num_updates = 0
considered = []
for issue, pr in sorted(jira_prs, key=lambda kv: int(kv[1]['number'])):
if num_updates >= MAX_UPDATES:
break
pr_num = int(pr['number'])
print("Checking issue %s" % issue)
considered = considered + [pr_num]
url = pr['html_url']
title = "[Github] Pull Request #%s (%s)" % (pr['number'], pr['user']['login'])
try:
page = get_json(get_url(JIRA_API_BASE + "/rest/api/2/issue/" + issue + "/remotelink"))
existing_links = map(lambda l: l['object']['url'], page)
except:
print("Failure reading JIRA %s (does it exist?)" % issue)
print(sys.exc_info()[0])
continue
if url in existing_links:
continue
icon = {"title": "Pull request #%s" % pr['number'],
"url16x16": "https://assets-cdn.github.com/favicon.ico"}
destination = {"title": title, "url": url, "icon": icon}
# For all possible fields see:
# https://developer.atlassian.com/display/JIRADEV/Fields+in+Remote+Issue+Links
# application = {"name": "Github pull requests", "type": "org.apache.spark.jira.github"}
jira_client.add_remote_link(issue, destination)
comment = "User '%s' has created a pull request for this issue:" % pr['user']['login']
comment += "\n%s" % pr['html_url']
if pr_num >= MIN_COMMENT_PR:
jira_client.add_comment(issue, comment)
print("Added link %s <-> PR #%s" % (issue, pr['number']))
num_updates += 1
if len(considered) > 0:
set_max_pr(max(considered))
# Additionally, expose the JIRA labels to the PR
num_updates = 0
for pr_num, (pr_components, jira_components) in build_pr_component_dic(jira_prs).items():
print(pr_num)
if pr_components == jira_components:
continue
if num_updates >= MAX_UPDATES:
break
reset_pr_labels(pr_num, jira_components)
num_updates += 1