72 lines
2.0 KiB
Python
Executable File
72 lines
2.0 KiB
Python
Executable File
#!/usr/bin/env python
|
|
# Copyright 2016, Rackspace US, Inc.
|
|
#
|
|
# 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.
|
|
|
|
# This could probably be made more generic, since the biggest change per
|
|
# service is the variable mappings
|
|
import sys
|
|
|
|
VAR_MAPPINGS = {
|
|
# Add mapped items here
|
|
'test-old': 'test-new'
|
|
}
|
|
|
|
|
|
def update_variables(old_contents):
|
|
"""Replace all references to old variables.
|
|
|
|
This includes comments and references within values for other variables.
|
|
"""
|
|
new_contents = []
|
|
|
|
for line in old_contents:
|
|
words = line.split()
|
|
|
|
for word in words:
|
|
# Using the whitespace split above, the keys in the yaml file will
|
|
# have a : at the end, so we need to strip that off before
|
|
# replacing
|
|
if word.endswith(':'):
|
|
word = word[:-1]
|
|
|
|
if word in VAR_MAPPINGS.keys():
|
|
line = line.replace(word, VAR_MAPPINGS[word])
|
|
|
|
new_contents.append(line)
|
|
|
|
return new_contents
|
|
|
|
|
|
def main(filename):
|
|
with open(filename, 'r') as f:
|
|
contents = f.readlines()
|
|
|
|
new_contents = update_variables(contents)
|
|
|
|
with open(filename, 'w') as f:
|
|
f.write(''.join(new_contents))
|
|
|
|
|
|
if __name__ == '__main__':
|
|
if len(sys.argv) < 3:
|
|
sys.exit("Filename and flag file reference required.")
|
|
|
|
filename = sys.argv[1]
|
|
flag_ref = sys.argv[2]
|
|
main(filename)
|
|
|
|
flag_file = '/etc/openstack_deploy.LIBERTY/VARS_MIGRATED_%s' % flag_ref
|
|
with open(flag_file, 'w') as f:
|
|
f.write('OpenStack Mitaka variables migrated.')
|