community.general/lib/ansible/plugins/action/network.py

183 lines
7.2 KiB
Python

#
# (c) 2018 Red Hat Inc.
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
#
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
import time
import glob
import re
from ansible.errors import AnsibleError
from ansible.module_utils._text import to_text, to_bytes
from ansible.module_utils.six.moves.urllib.parse import urlsplit
from ansible.plugins.action.normal import ActionModule as _ActionModule
from ansible.utils.display import Display
display = Display()
PRIVATE_KEYS_RE = re.compile('__.+__')
class ActionModule(_ActionModule):
def run(self, task_vars=None):
config_module = hasattr(self, '_config_module') and self._config_module
if config_module and self._task.args.get('src'):
self._handle_src_option()
result = super(ActionModule, self).run(task_vars=task_vars)
if config_module and self._task.args.get('backup') and not result.get('failed'):
self._handle_backup_option(result, task_vars)
return result
def _handle_src_option(self):
try:
self._handle_template()
except ValueError as exc:
return dict(failed=True, msg=to_text(exc))
def _handle_backup_option(self, result, task_vars):
filename = None
backup_path = None
try:
content = result['__backup__']
except KeyError:
raise AnsibleError('Failed while reading configuration backup')
backup_options = self._task.args.get('backup_options')
if backup_options:
filename = backup_options.get('filename')
backup_path = backup_options.get('dir_path')
if not backup_path:
cwd = self._get_working_path()
backup_path = os.path.join(cwd, 'backup')
if not filename:
tstamp = time.strftime("%Y-%m-%d@%H:%M:%S", time.localtime(time.time()))
filename = '%s_config.%s' % (task_vars['inventory_hostname'], tstamp)
dest = os.path.join(backup_path, filename)
backup_path = os.path.expanduser(os.path.expandvars(to_bytes(backup_path, errors='surrogate_or_strict')))
if not os.path.exists(backup_path):
os.makedirs(backup_path)
new_task = self._task.copy()
for item in self._task.args:
if not item.startswith('_'):
new_task.args.pop(item, None)
new_task.args.update(
dict(
content=content,
dest=dest,
),
)
copy_action = self._shared_loader_obj.action_loader.get('copy',
task=new_task,
connection=self._connection,
play_context=self._play_context,
loader=self._loader,
templar=self._templar,
shared_loader_obj=self._shared_loader_obj)
copy_result = copy_action.run(task_vars=task_vars)
if copy_result.get('failed'):
result['failed'] = copy_result['failed']
result['msg'] = copy_result.get('msg')
return
result['backup_path'] = copy_result['dest']
if copy_result.get('changed', False):
result['changed'] = copy_result['changed']
if backup_options and backup_options.get('filename'):
result['date'] = time.strftime('%Y-%m-%d', time.gmtime(os.stat(result['backup_path']).st_ctime))
result['time'] = time.strftime('%H:%M:%S', time.gmtime(os.stat(result['backup_path']).st_ctime))
else:
result['date'] = tstamp.split('@')[0]
result['time'] = tstamp.split('@')[1]
result['shortname'] = result['backup_path'][::-1].split('.', 1)[1][::-1]
result['filename'] = result['backup_path'].split('/')[-1]
# strip out any keys that have two leading and two trailing
# underscore characters
for key in list(result.keys()):
if PRIVATE_KEYS_RE.match(key):
del result[key]
def _get_working_path(self):
cwd = self._loader.get_basedir()
if self._task._role is not None:
cwd = self._task._role._role_path
return cwd
def _handle_template(self, convert_data=True):
src = self._task.args.get('src')
working_path = self._get_working_path()
if os.path.isabs(src) or urlsplit('src').scheme:
source = src
else:
source = self._loader.path_dwim_relative(working_path, 'templates', src)
if not source:
source = self._loader.path_dwim_relative(working_path, src)
if not os.path.exists(source):
raise ValueError('path specified in src not found')
try:
with open(source, 'r') as f:
template_data = to_text(f.read())
except IOError:
return dict(failed=True, msg='unable to load src file')
# Create a template search path in the following order:
# [working_path, self_role_path, dependent_role_paths, dirname(source)]
searchpath = [working_path]
if self._task._role is not None:
searchpath.append(self._task._role._role_path)
if hasattr(self._task, "_block:"):
dep_chain = self._task._block.get_dep_chain()
if dep_chain is not None:
for role in dep_chain:
searchpath.append(role._role_path)
searchpath.append(os.path.dirname(source))
self._templar.environment.loader.searchpath = searchpath
self._task.args['src'] = self._templar.template(template_data, convert_data=convert_data)
def _get_network_os(self, task_vars):
if 'network_os' in self._task.args and self._task.args['network_os']:
display.vvvv('Getting network OS from task argument')
network_os = self._task.args['network_os']
elif self._play_context.network_os:
display.vvvv('Getting network OS from inventory')
network_os = self._play_context.network_os
elif 'network_os' in task_vars.get('ansible_facts', {}) and task_vars['ansible_facts']['network_os']:
display.vvvv('Getting network OS from fact')
network_os = task_vars['ansible_facts']['network_os']
else:
raise AnsibleError('ansible_network_os must be specified on this host')
return network_os