kolla-ansible/kolla_ansible/cmd/mergepwd.py
Maksim Malchuk 5fd8117098 Fix passwords.yml permissions
The kolla-genpwd, kolla-mergepwd, kolla-readpwd and kolla-writepwd
commands now creates or updates passwords.yml with correct
permissions. Also they display warning message about incorrect
permissions.

Closes-Bug: #2018338
Change-Id: I4b50053ced9150499d1d09fd4a0ec2e243cf938b
Signed-off-by: Maksim Malchuk <maksim.malchuk@gmail.com>
2023-05-31 14:22:34 +03:00

84 lines
2.6 KiB
Python
Executable File

#!/usr/bin/env python
# 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.
import argparse
import os
import stat
import sys
import yaml
def mergepwd(old, new, final, clean=False):
with open(old, "r") as old_file:
old_passwords = yaml.safe_load(old_file)
if os.stat(old).st_mode & stat.S_IROTH:
print(f"WARNING: Passwords file \"{old}\" is world-readable.")
if os.stat(old).st_mode & stat.S_IWOTH:
print(f"WARNING: Passwords file \"{old}\" is world-writeable.")
with open(new, "r") as new_file:
new_passwords = yaml.safe_load(new_file)
if os.stat(new).st_mode & stat.S_IROTH:
print(f"WARNING: Passwords file \"{new}\" is world-readable.")
if os.stat(new).st_mode & stat.S_IWOTH:
print(f"WARNING: Passwords file \"{new}\" is world-writeable.")
if not isinstance(old_passwords, dict):
print("ERROR: Old passwords file not in expected key/value format")
sys.exit(1)
if not isinstance(new_passwords, dict):
print("ERROR: New passwords file not in expected key/value format")
sys.exit(1)
if clean:
# keep only new keys
for key in new_passwords:
if key in old_passwords:
new_passwords[key] = old_passwords[key]
else:
# old behavior
new_passwords.update(old_passwords)
try:
os.remove(final)
except OSError:
pass
flags = os.O_WRONLY | os.O_CREAT | os.O_TRUNC
mode = 0o640
with os.fdopen(os.open(final, flags, mode=mode), 'w') as destination:
yaml.safe_dump(new_passwords, destination, default_flow_style=False)
def main():
parser = argparse.ArgumentParser()
parser.add_argument("--old", help="old password file", required=True)
parser.add_argument("--new", help="new password file", required=True)
parser.add_argument("--final", help="merged password file", required=True)
parser.add_argument("--clean",
help="clean (keep only new keys)",
action='store_true')
args = parser.parse_args()
mergepwd(args.old, args.new, args.final, args.clean)
if __name__ == '__main__':
main()