kolla-ansible/kolla/cmd/genpwd.py
Swapnil Kulkarni (coolsvap) e1b5b149f2 Make passwords.yml file generation configurable
partially implements blueprint multiple-clouds

Change-Id: I676c4245e6f058ffbed345970ee78d1750dd0f2f
2016-05-21 01:51:17 +00:00

85 lines
2.5 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 random
import string
import uuid
import yaml
from Crypto.PublicKey import RSA
def generate_RSA(bits=2048):
new_key = RSA.generate(bits, os.urandom)
private_key = new_key.exportKey("PEM")
public_key = new_key.publickey().exportKey("OpenSSH")
return private_key, public_key
def main():
parser = argparse.ArgumentParser()
parser.add_argument(
'-p', '--passwords', type=str,
default=os.path.abspath('/etc/kolla/passwords.yml'),
help=('Path to the passwords yml file'))
args = parser.parse_args()
passwords_file = os.path.expanduser(args.passwords)
# These keys should be random uuids
uuid_keys = ['ceph_cluster_fsid', 'rbd_secret_uuid']
# SSH key pair
ssh_keys = ['nova_ssh_key']
# If these keys are None, leave them as None
blank_keys = ['docker_registry_password']
# length of password
length = 40
with open(passwords_file, 'r') as f:
passwords = yaml.load(f.read())
for k, v in passwords.items():
if (k in ssh_keys and
(v is None
or v.get('public_key') is None
and v.get('private_key') is None)):
private_key, public_key = generate_RSA()
passwords[k] = {
'private_key': private_key,
'public_key': public_key
}
continue
if v is None:
if k in blank_keys and v is None:
continue
if k in uuid_keys:
passwords[k] = str(uuid.uuid4())
else:
passwords[k] = ''.join([
random.SystemRandom().choice(
string.ascii_letters + string.digits)
for n in range(length)
])
with open(passwords_file, 'w') as f:
f.write(yaml.dump(passwords, default_flow_style=False))
if __name__ == '__main__':
main()