RETIRED, Kubernetes deployment of the Kolla containers
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#!/usr/bin/env python
# Copyright 2015 Sam Yaple
# Copyright 2017 99Cloud 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.
import collections
import inspect
import os
from ansible.plugins import action
from six import StringIO
from oslo_config import iniparser
class OverrideConfigParser(iniparser.BaseParser):
def __init__(self):
self._cur_sections = collections.OrderedDict()
self._sections = collections.OrderedDict()
self._cur_section = None
def assignment(self, key, value):
cur_value = self._cur_section.get(key)
if len(value) == 1 and value[0] == '':
value = []
if not cur_value:
self._cur_section[key] = [value]
else:
self._cur_section[key].append(value)
def parse(self, lineiter):
self._cur_sections = collections.OrderedDict()
super(OverrideConfigParser, self).parse(lineiter)
# merge _cur_sections into _sections
for section, values in self._cur_sections.items():
if section not in self._sections:
self._sections[section] = collections.OrderedDict()
for key, value in values.items():
self._sections[section][key] = value
def new_section(self, section):
cur_section = self._cur_sections.get(section)
if not cur_section:
cur_section = collections.OrderedDict()
self._cur_sections[section] = cur_section
self._cur_section = cur_section
return cur_section
def write(self, fp):
def write_key_value(key, values):
for v in values:
if not v:
fp.write('{} =\n'.format(key))
for index, value in enumerate(v):
if index == 0:
fp.write('{} = {}\n'.format(key, value))
else:
fp.write('{} {}\n'.format(len(key) * ' ', value))
def write_section(section):
for key, values in section.items():
write_key_value(key, values)
for section in self._sections:
fp.write('[{}]\n'.format(section))
write_section(self._sections[section])
fp.write('\n')
class ActionModule(action.ActionBase):
TRANSFERS_FILES = True
def read_config(self, source, config):
# Only use config if present
if os.access(source, os.R_OK):
with open(source, 'r') as f:
template_data = f.read()
result = self._templar.template(template_data)
fakefile = StringIO(result)
config.parse(fakefile)
fakefile.close()
def run(self, tmp=None, task_vars=None):
if task_vars is None:
task_vars = dict()
result = super(ActionModule, self).run(tmp, task_vars)
# NOTE(jeffrey4l): Ansible 2.1 add a remote_user param to the
# _make_tmp_path function. inspect the number of the args here. In
# this way, ansible 2.0 and ansible 2.1 are both supported
make_tmp_path_args = inspect.getargspec(self._make_tmp_path)[0]
if not tmp and len(make_tmp_path_args) == 1:
tmp = self._make_tmp_path()
if not tmp and len(make_tmp_path_args) == 2:
remote_user = (task_vars.get('ansible_user')
or self._play_context.remote_user)
tmp = self._make_tmp_path(remote_user)
sources = self._task.args.get('sources', None)
extra_vars = self._task.args.get('vars', list())
if not isinstance(sources, list):
sources = [sources]
temp_vars = task_vars.copy()
temp_vars.update(extra_vars)
config = OverrideConfigParser()
old_vars = self._templar._available_variables
self._templar.set_available_variables(temp_vars)
for source in sources:
self.read_config(source, config)
self._templar.set_available_variables(old_vars)
# Dump configparser to string via an emulated file
fakefile = StringIO()
config.write(fakefile)
remote_path = self._connection._shell.join_path(tmp, 'src')
xfered = self._transfer_data(remote_path, fakefile.getvalue())
fakefile.close()
new_module_args = self._task.args.copy()
new_module_args.pop('vars', None)
new_module_args.pop('sources', None)
new_module_args.update(
dict(
src=xfered
)
)
result.update(self._execute_module(module_name='copy',
module_args=new_module_args,
task_vars=task_vars,
tmp=tmp))
return result