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# Copyright (C) 2018 The Android Open Source Project
#
# Licensed 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.
"""Send notification email if new version is found.
Example usage:
external_updater_notifier \
--history ~/updater/history \
--generate_change \
--recipients xxx@xxx.xxx \
googletest
"""
from datetime import timedelta, datetime
import argparse
import json
import os
import re
import subprocess
import time
import git_utils
def parse_args():
"""Parses commandline arguments."""
parser = argparse.ArgumentParser(
description='Check updates for third party projects in external/.')
parser.add_argument(
'--history',
help='Path of history file. If doesn'
't exist, a new one will be created.')
parser.add_argument(
'--recipients',
help='Comma separated recipients of notification email.')
parser.add_argument(
'--generate_change',
help='If set, an upgrade change will be uploaded to Gerrit.',
action='store_true', required=False)
parser.add_argument(
'paths', nargs='*',
help='Paths of the project.')
parser.add_argument(
'--all', action='store_true',
help='Checks all projects.')
return parser.parse_args()
ANDROID_TOP = os.path.normpath(os.path.join(__file__, '../../..'))
def _get_android_top():
return ANDROID_TOP
CHANGE_URL_PATTERN = r'(https:\/\/[^\s]*android-review[^\s]*) Upgrade'
CHANGE_URL_RE = re.compile(CHANGE_URL_PATTERN)
def _read_owner_file(proj):
owner_file = os.path.join(_get_android_top(), 'external', proj, 'OWNERS')
if not os.path.isfile(owner_file):
return None
with open(owner_file, 'r') as f:
return f.read().strip()
def _send_email(proj, latest_ver, recipient, upgrade_log):
print('Sending email for {}: {}'.format(proj, latest_ver))
msg = "New version: {}".format(latest_ver)
match = CHANGE_URL_RE.search(upgrade_log)
if match is not None:
msg += '\n\nAn upgrade change is generated at:\n{}'.format(
match.group(1))
owners = _read_owner_file(proj)
if owners:
msg += '\n\nOWNERS file: \n'
msg += owners
msg += '\n\n'
msg += upgrade_log
subprocess.run(['sendgmr', '--to=' + recipient,
'--subject=' + proj], check=True,
stdout=subprocess.PIPE, stderr=subprocess.PIPE,
input=msg, encoding='ascii')
NOTIFIED_TIME_KEY_NAME = 'latest_notified_time'
def _should_notify(latest_ver, proj_history):
if latest_ver in proj_history:
# Processed this version before.
return False
timestamp = proj_history.get(NOTIFIED_TIME_KEY_NAME, 0)
time_diff = datetime.today() - datetime.fromtimestamp(timestamp)
if git_utils.is_commit(latest_ver) and time_diff <= timedelta(days=30):
return False
return True
def _process_results(args, history, results):
for proj, res in results.items():
if 'latest' not in res:
continue
latest_ver = res['latest']
current_ver = res['current']
if latest_ver == current_ver:
continue
proj_history = history.setdefault(proj, {})
if _should_notify(latest_ver, proj_history):
upgrade_log = _upgrade(proj) if args.generate_change else ""
try:
_send_email(proj, latest_ver, args.recipients, upgrade_log)
proj_history[latest_ver] = int(time.time())
proj_history[NOTIFIED_TIME_KEY_NAME] = int(time.time())
except subprocess.CalledProcessError as err:
msg = """Failed to send email for {} ({}).
stdout: {}
stderr: {}""".format(proj, latest_ver, err.stdout, err.stderr)
print(msg)
RESULT_FILE_PATH = '/tmp/update_check_result.json'
def send_notification(args):
"""Compare results and send notification."""
results = {}
with open(RESULT_FILE_PATH, 'r') as f:
results = json.load(f)
history = {}
try:
with open(args.history, 'r') as f:
history = json.load(f)
except FileNotFoundError:
pass
_process_results(args, history, results)
with open(args.history, 'w') as f:
json.dump(history, f, sort_keys=True, indent=4)
def _upgrade(proj):
out = subprocess.run(['out/soong/host/linux-x86/bin/external_updater',
'update', '--branch_and_commit', '--push_change',
proj],
stdout=subprocess.PIPE, stderr=subprocess.PIPE,
cwd=_get_android_top())
stdout = out.stdout.decode('utf-8')
stderr = out.stderr.decode('utf-8')
return """
====================
| Debug Info |
====================
-=-=-=-=stdout=-=-=-=-
{}
-=-=-=-=stderr=-=-=-=-
{}
""".format(stdout, stderr)
def _check_updates(args):
params = ['out/soong/host/linux-x86/bin/external_updater',
'check', '--json_output', RESULT_FILE_PATH,
'--delay', '30']
if args.all:
params.append('--all')
else:
params += args.paths
subprocess.run(params, cwd=_get_android_top())
def main():
"""The main entry."""
args = parse_args()
_check_updates(args)
send_notification(args)
if __name__ == '__main__':
main()
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