lbu module: Alpine Linux Local Backup Utility (#62584)

This commit is contained in:
Kaarle Ritvanen 2019-12-02 15:30:09 +02:00 committed by Abhijeet Kasurde
parent a8f1c85a20
commit c53b8030ab

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#!/usr/bin/python
# Copyright: (c) 2019, Kaarle Ritvanen <kaarle.ritvanen@datakunkku.fi>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
ANSIBLE_METADATA = {
'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'community'
}
DOCUMENTATION = '''
---
module: lbu
short_description: Local Backup Utility for Alpine Linux
version_added: "2.10"
description:
- Manage Local Backup Utility of Alpine Linux in run-from-RAM mode
options:
commit:
description:
- Control whether to commit changed files.
type: bool
exclude:
description:
- List of paths to exclude.
type: list
include:
description:
- List of paths to include.
type: list
author:
- Kaarle Ritvanen (@kunkku)
'''
EXAMPLES = '''
# Commit changed files (if any)
- name: Commit
lbu:
commit: true
# Exclude path and commit
- name: Exclude directory
lbu:
commit: true
exclude:
- /etc/opt
# Include paths without committing
- name: Include file and directory
lbu:
include:
- /root/.ssh/authorized_keys
- /var/lib/misc
'''
RETURN = '''
msg:
description: Error message
type: str
returned: on failure
'''
from ansible.module_utils.basic import AnsibleModule
import os.path
def run_module():
module = AnsibleModule(
argument_spec={
'commit': {'type': 'bool'},
'exclude': {'type': 'list', 'elements': 'str'},
'include': {'type': 'list', 'elements': 'str'}
},
supports_check_mode=True
)
changed = False
def run_lbu(*args):
code, stdout, stderr = module.run_command(
[module.get_bin_path('lbu', required=True)] + list(args)
)
if code:
module.fail_json(changed=changed, msg=stderr)
return stdout
update = False
commit = False
for param in ('include', 'exclude'):
if module.params[param]:
paths = run_lbu(param, '-l').split('\n')
for path in module.params[param]:
if os.path.normpath('/' + path)[1:] not in paths:
update = True
if module.params['commit']:
commit = update or run_lbu('status') > ''
if module.check_mode:
module.exit_json(changed=update or commit)
if update:
for param in ('include', 'exclude'):
if module.params[param]:
run_lbu(param, *module.params[param])
changed = True
if commit:
run_lbu('commit')
changed = True
module.exit_json(changed=changed)
def main():
run_module()
if __name__ == '__main__':
main()