73 lines
2.7 KiB
Python
73 lines
2.7 KiB
Python
#!/usr/bin/env python3
|
|
# Copyright 2020 Google LLC
|
|
#
|
|
# Licensed under the the Apache License v2.0 with LLVM Exceptions (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# https://llvm.org/LICENSE.txt
|
|
#
|
|
# 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.
|
|
|
|
"""The script will delete old git branches."""
|
|
|
|
import argparse
|
|
import datetime
|
|
import functools
|
|
import git
|
|
import operator
|
|
import os
|
|
import re
|
|
import sys
|
|
from typing import List
|
|
|
|
|
|
def delete_old_branches(repo_path: str, max_age: datetime.datetime, branch_patterns: List[re.Pattern],
|
|
*, dry_run: bool = True, remote_name: str = 'origin'):
|
|
"""Deletes 'old' branches from a git repo.
|
|
|
|
This script assumes that $repo_path contains a current checkout of the repository ot be cleaned up.
|
|
"""
|
|
repo = git.Repo(repo_path)
|
|
remote = repo.remote(name=remote_name)
|
|
refs = remote.refs
|
|
print('Found {} references at {} in total.'.format(len(refs), remote_name))
|
|
del_count = 0
|
|
for reference in refs:
|
|
committed_date = datetime.datetime.fromtimestamp(reference.commit.committed_date)
|
|
if committed_date < max_age and _has_pattern_match(reference.name, branch_patterns):
|
|
if dry_run:
|
|
print('dryrun: would have been deleted {}'.format(reference.name))
|
|
sys.stdout.flush()
|
|
else:
|
|
print('Deleting {}'.format(reference.name))
|
|
sys.stdout.flush()
|
|
remote.push(refspec=':{}'.format(reference.remote_head))
|
|
del_count += 1
|
|
|
|
print('Deleted {} references.'.format(del_count))
|
|
|
|
|
|
def _has_pattern_match(name: str, patterns) -> bool:
|
|
"""Check if name matches any of the patterns"""
|
|
return functools.reduce(
|
|
operator.or_,
|
|
map(lambda r: r.search(name) is not None, patterns),
|
|
False)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
parser = argparse.ArgumentParser(description='Clean a git repository')
|
|
parser.add_argument('repo_path', type=str, nargs='?', default=os.getcwd())
|
|
parser.add_argument('--days', type=int, default=30)
|
|
parser.add_argument('--pattern', action='append', type=str)
|
|
parser.add_argument('--dryrun', action='store_true')
|
|
args = parser.parse_args()
|
|
|
|
max_age = datetime.datetime.now() - datetime.timedelta(days=args.days)
|
|
branch_pattern = [re.compile(r) for r in args.pattern]
|
|
delete_old_branches(args.repo_path, max_age, branch_pattern, dry_run=args.dryrun)
|