cloudstack: new module cs_snapshot_policy (#2303)

This commit is contained in:
René Moser 2016-05-27 20:53:59 +02:00
parent e316888f21
commit 53ffd5f82b

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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# (c) 2016, René Moser <mail@renemoser.net>
#
# 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: cs_snapshot_policy
short_description: Manages volume snapshot policies on Apache CloudStack based clouds.
description:
- Create, update and delete volume snapshot policies.
version_added: '2.2'
author: "René Moser (@resmo)"
options:
volume:
description:
- Name of the volume.
required: true
interval_type:
description:
- Interval of the snapshot.
required: false
default: 'daily'
choices: [ 'hourly', 'daily', 'weekly', 'monthly' ]
aliases: [ 'interval' ]
max_snaps:
description:
- Max number of snapshots.
required: false
default: 8
aliases: [ 'max' ]
schedule:
description:
- Time the snapshot is scheduled. Required if C(state=present).
- 'Format for C(interval_type=HOURLY): C(MM)'
- 'Format for C(interval_type=DAILY): C(MM:HH)'
- 'Format for C(interval_type=WEEKLY): C(MM:HH:DD (1-7))'
- 'Format for C(interval_type=MONTHLY): C(MM:HH:DD (1-28))'
required: false
default: null
time_zone:
description:
- Specifies a timezone for this command.
required: false
default: 'UTC'
aliases: [ 'timezone' ]
state:
description:
- State of the resource.
required: false
default: 'present'
choices: [ 'present', 'absent' ]
domain:
description:
- Domain the resource is related to.
required: false
default: null
account:
description:
- Account the resource is related to.
required: false
default: null
project:
description:
- Name of the project the resource is related to.
required: false
default: null
extends_documentation_fragment: cloudstack
'''
EXAMPLES = '''
# Ensure a snapshot policy daily at 1h00 UTC
- local_action:
module: cs_snapshot_policy
volume: ROOT-478
schedule: '00:1'
max_snaps: 3
# Ensure a snapshot policy hourly at minute 5 UTC
- local_action:
module: cs_snapshot_policy
volume: ROOT-478
schedule: '5'
interval_type: hourly
max_snaps: 1
# Ensure a snapshot policy weekly on Sunday at 05h00, TZ Europe/Zurich
- local_action:
module: cs_snapshot_policy
volume: ROOT-478
schedule: '00:5:1'
interval_type: weekly
max_snaps: 1
time_zone: 'Europe/Zurich'
# Ensure a snapshot policy is absent
- local_action:
module: cs_snapshot_policy
volume: ROOT-478
interval_type: hourly
state: absent
'''
RETURN = '''
---
id:
description: UUID of the snapshot policy.
returned: success
type: string
sample: a6f7a5fc-43f8-11e5-a151-feff819cdc9f
interval_type:
description: interval type of the snapshot policy.
returned: success
type: string
sample: daily
schedule:
description: schedule of the snapshot policy.
returned: success
type: string
sample:
max_snaps:
description: maximum number of snapshots retained.
returned: success
type: int
sample: 10
time_zone:
description: the time zone of the snapshot policy.
returned: success
type: string
sample: Etc/UTC
volume:
description: the volume of the snapshot policy.
returned: success
type: string
sample: Etc/UTC
zone:
description: Name of zone the volume is related to.
returned: success
type: string
sample: ch-gva-2
project:
description: Name of project the volume is related to.
returned: success
type: string
sample: Production
account:
description: Account the volume is related to.
returned: success
type: string
sample: example account
domain:
description: Domain the volume is related to.
returned: success
type: string
sample: example domain
'''
# import cloudstack common
from ansible.module_utils.cloudstack import *
class AnsibleCloudStackSnapshotPolicy(AnsibleCloudStack):
def __init__(self, module):
super(AnsibleCloudStackSnapshotPolicy, self).__init__(module)
self.returns = {
'schedule': 'schedule',
'timezone': 'time_zone',
'maxsnaps': 'max_snaps',
}
self.interval_types = {
'hourly': 0,
'daily': 1,
'weekly': 2,
'monthly': 3,
}
self.volume = None
def get_interval_type(self):
interval_type = self.module.params.get('interval_type')
return self.interval_types[interval_type]
def get_volume(self, key=None):
if self.volume:
return self._get_by_key(key, self.volume)
args = {
'name': self.module.params.get('volume'),
'account': self.get_account(key='name'),
'domainid': self.get_domain(key='id'),
'projectid': self.get_project(key='id'),
}
volumes = self.cs.listVolumes(**args)
if volumes:
self.volume = volumes['volume'][0]
return self._get_by_key(key, self.volume)
return None
def get_snapshot_policy(self):
args = {
'volumeid': self.get_volume(key='id')
}
policies = self.cs.listSnapshotPolicies(**args)
if policies:
for policy in policies['snapshotpolicy']:
if policy['intervaltype'] == self.get_interval_type():
return policy
return None
def present_snapshot_policy(self):
required_params = [
'schedule',
]
self.module.fail_on_missing_params(required_params=required_params)
policy = self.get_snapshot_policy()
args = {
'intervaltype': self.module.params.get('interval_type'),
'schedule': self.module.params.get('schedule'),
'maxsnaps': self.module.params.get('max_snaps'),
'timezone': self.module.params.get('time_zone'),
'volumeid': self.get_volume(key='id')
}
if not policy or (policy and self.has_changed(policy, args)):
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.createSnapshotPolicy(**args)
policy = res['snapshotpolicy']
if 'errortext' in policy:
self.module.fail_json(msg="Failed: '%s'" % policy['errortext'])
return policy
def absent_snapshot_policy(self):
policy = self.get_snapshot_policy()
if policy:
self.result['changed'] = True
args = {
'id': policy['id']
}
if not self.module.check_mode:
res = self.cs.deleteSnapshotPolicies(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % policy['errortext'])
return policy
def get_result(self, policy):
super(AnsibleCloudStackSnapshotPolicy, self).get_result(policy)
if policy and 'intervaltype' in policy:
for key, value in self.interval_types.items():
if value == policy['intervaltype']:
self.result['interval_type'] = key
break
volume = self.get_volume()
if volume:
volume_results = {
'volume': volume.get('name'),
'zone': volume.get('zonename'),
'project': volume.get('project'),
'account': volume.get('account'),
'domain': volume.get('domain'),
}
self.result.update(volume_results)
return self.result
def main():
argument_spec = cs_argument_spec()
argument_spec.update(dict(
volume=dict(required=True),
interval_type=dict(default='daily', choices=['hourly', 'daily', 'weekly', 'monthly'], aliases=['interval']),
schedule=dict(default=None),
time_zone=dict(default='UTC', aliases=['timezone']),
max_snaps=dict(type='int', default=8, aliases=['max']),
state=dict(choices=['present', 'absent'], default='present'),
zone=dict(default=None),
domain=dict(default=None),
account=dict(default=None),
project=dict(default=None),
poll_async=dict(type='bool', default=True),
))
module = AnsibleModule(
argument_spec=argument_spec,
required_together=cs_required_together(),
supports_check_mode=True
)
try:
acs_snapshot_policy = AnsibleCloudStackSnapshotPolicy(module)
state = module.params.get('state')
if state in ['absent']:
policy = acs_snapshot_policy.absent_snapshot_policy()
else:
policy = acs_snapshot_policy.present_snapshot_policy()
result = acs_snapshot_policy.get_result(policy)
except CloudStackException as e:
module.fail_json(msg='CloudStackException: %s' % str(e))
module.exit_json(**result)
# import module snippets
from ansible.module_utils.basic import *
if __name__ == '__main__':
main()