ansible/cloud/amazon/rds_subnet_group.py

153 lines
4.9 KiB
Python

#!/usr/bin/python
# 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/>.
DOCUMENTATION = '''
---
module: rds_subnet_group
version_added: "1.5"
short_description: manage RDS database subnet groups
description:
- Creates, modifies, and deletes RDS database subnet groups. This module has a dependency on python-boto >= 2.5.
options:
state:
description:
- Specifies whether the subnet should be present or absent.
required: true
default: present
aliases: []
choices: [ 'present' , 'absent' ]
name:
description:
- Database subnet group identifier.
required: true
default: null
aliases: []
description:
description:
- Database subnet group description. Only set when a new group is added.
required: false
default: null
aliases: []
subnets:
description:
- List of subnet IDs that make up the database subnet group.
required: false
default: null
aliases: []
region:
description:
- The AWS region to use. If not specified then the value of the AWS_REGION or EC2_REGION environment variable, if any, is used.
required: true
default: null
aliases: ['aws_region', 'ec2_region']
author: Scott Anderson
extends_documentation_fragment: aws
'''
EXAMPLES = '''
# Add or change a subnet group
- rds_subnet_group
state: present
name: norwegian-blue
description: My Fancy Ex Parrot Subnet Group
subnets:
- subnet-aaaaaaaa
- subnet-bbbbbbbb
# Remove a subnet group
- rds_subnet_group:
state: absent
name: norwegian-blue
'''
import sys
import time
try:
import boto.rds
from boto.exception import BotoServerError
except ImportError:
print "failed=True msg='boto required for this module'"
sys.exit(1)
def main():
argument_spec = ec2_argument_spec()
argument_spec.update(dict(
state = dict(required=True, choices=['present', 'absent']),
name = dict(required=True),
description = dict(required=False),
subnets = dict(required=False, type='list'),
)
)
module = AnsibleModule(argument_spec=argument_spec)
state = module.params.get('state')
group_name = module.params.get('name').lower()
group_description = module.params.get('description')
group_subnets = module.params.get('subnets') or {}
if state == 'present':
for required in ['name', 'description', 'subnets']:
if not module.params.get(required):
module.fail_json(msg = str("Parameter %s required for state='present'" % required))
else:
for not_allowed in ['description', 'subnets']:
if module.params.get(not_allowed):
module.fail_json(msg = str("Parameter %s not allowed for state='absent'" % not_allowed))
# Retrieve any AWS settings from the environment.
region, ec2_url, aws_connect_kwargs = get_aws_connection_info(module)
if not region:
module.fail_json(msg = str("Either region or AWS_REGION or EC2_REGION environment variable or boto config aws_region or ec2_region must be set."))
try:
conn = boto.rds.connect_to_region(region, **aws_connection_kwargs)
except boto.exception.BotoServerError, e:
module.fail_json(msg = e.error_message)
try:
changed = False
exists = False
try:
matching_groups = conn.get_all_db_subnet_groups(group_name, max_records=100)
exists = len(matching_groups) > 0
except BotoServerError, e:
if e.error_code != 'DBSubnetGroupNotFoundFault':
module.fail_json(msg = e.error_message)
if state == 'absent':
if exists:
conn.delete_db_subnet_group(group_name)
changed = True
else:
if not exists:
new_group = conn.create_db_subnet_group(group_name, desc=group_description, subnet_ids=group_subnets)
else:
changed_group = conn.modify_db_subnet_group(group_name, description=group_description, subnet_ids=group_subnets)
except BotoServerError, e:
module.fail_json(msg = e.error_message)
module.exit_json(changed=changed)
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.ec2 import *
main()