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community.general/plugins/module_utils/redis.py
Felix Fontein a54af8909c
Fix linting errors; fix some real bugs (#5111)
* Fix linting errors.

* Fix bugs.

* Another linter error ignored.

* More fixes.

* Ignore sanity errors with older versions.

ci_complete

* Forgot to commit more changes.
2022-08-12 11:07:30 +02:00

100 lines
3.1 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright (c) 2021, Andreas Botzner <andreas at botzner dot com>
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later
from __future__ import absolute_import, division, print_function
from ansible.module_utils.basic import missing_required_lib
__metaclass__ = type
import traceback
REDIS_IMP_ERR = None
try:
from redis import Redis
from redis import __version__ as redis_version
HAS_REDIS_PACKAGE = True
REDIS_IMP_ERR = None
except ImportError:
REDIS_IMP_ERR = traceback.format_exc()
HAS_REDIS_PACKAGE = False
try:
import certifi
HAS_CERTIFI_PACKAGE = True
CERTIFI_IMPORT_ERROR = None
except ImportError:
CERTIFI_IMPORT_ERROR = traceback.format_exc()
HAS_CERTIFI_PACKAGE = False
def fail_imports(module, needs_certifi=True):
errors = []
traceback = []
if not HAS_REDIS_PACKAGE:
errors.append(missing_required_lib('redis'))
traceback.append(REDIS_IMP_ERR)
if not HAS_CERTIFI_PACKAGE and needs_certifi:
errors.append(missing_required_lib('certifi'))
traceback.append(CERTIFI_IMPORT_ERROR)
if errors:
module.fail_json(msg='\n'.join(errors), traceback='\n'.join(traceback))
def redis_auth_argument_spec(tls_default=True):
return dict(
login_host=dict(type='str',
default='localhost',),
login_user=dict(type='str'),
login_password=dict(type='str',
no_log=True
),
login_port=dict(type='int', default=6379),
tls=dict(type='bool',
default=tls_default),
validate_certs=dict(type='bool',
default=True
),
ca_certs=dict(type='str')
)
def redis_auth_params(module):
login_host = module.params['login_host']
login_user = module.params['login_user']
login_password = module.params['login_password']
login_port = module.params['login_port']
tls = module.params['tls']
validate_certs = 'required' if module.params['validate_certs'] else None
ca_certs = module.params['ca_certs']
if tls and ca_certs is None:
ca_certs = str(certifi.where())
if tuple(map(int, redis_version.split('.'))) < (3, 4, 0) and login_user is not None:
module.fail_json(
msg='The option `username` in only supported with redis >= 3.4.0.')
params = {'host': login_host,
'port': login_port,
'password': login_password,
'ssl_ca_certs': ca_certs,
'ssl_cert_reqs': validate_certs,
'ssl': tls}
if login_user is not None:
params['username'] = login_user
return params
class RedisAnsible(object):
'''Base class for Redis module'''
def __init__(self, module):
self.module = module
self.connection = self._connect()
def _connect(self):
try:
return Redis(**redis_auth_params(self.module))
except Exception as e:
self.module.fail_json(msg='{0}'.format(str(e)))
return None