cloudstack: new module cs_snapshot_policy (#2303)
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René Moser
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cloud/cloudstack/cs_snapshot_policy.py
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323
cloud/cloudstack/cs_snapshot_policy.py
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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#
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# (c) 2016, René Moser <mail@renemoser.net>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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DOCUMENTATION = '''
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---
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module: cs_snapshot_policy
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short_description: Manages volume snapshot policies on Apache CloudStack based clouds.
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description:
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- Create, update and delete volume snapshot policies.
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version_added: '2.2'
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author: "René Moser (@resmo)"
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options:
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volume:
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description:
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- Name of the volume.
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required: true
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interval_type:
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description:
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- Interval of the snapshot.
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required: false
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default: 'daily'
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choices: [ 'hourly', 'daily', 'weekly', 'monthly' ]
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aliases: [ 'interval' ]
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max_snaps:
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description:
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- Max number of snapshots.
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required: false
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default: 8
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aliases: [ 'max' ]
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schedule:
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description:
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- Time the snapshot is scheduled. Required if C(state=present).
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- 'Format for C(interval_type=HOURLY): C(MM)'
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- 'Format for C(interval_type=DAILY): C(MM:HH)'
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- 'Format for C(interval_type=WEEKLY): C(MM:HH:DD (1-7))'
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- 'Format for C(interval_type=MONTHLY): C(MM:HH:DD (1-28))'
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required: false
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default: null
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time_zone:
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description:
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- Specifies a timezone for this command.
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required: false
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default: 'UTC'
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aliases: [ 'timezone' ]
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state:
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description:
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- State of the resource.
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required: false
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default: 'present'
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choices: [ 'present', 'absent' ]
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domain:
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description:
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- Domain the resource is related to.
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required: false
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default: null
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account:
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description:
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- Account the resource is related to.
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required: false
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default: null
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project:
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description:
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- Name of the project the resource is related to.
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required: false
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default: null
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extends_documentation_fragment: cloudstack
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'''
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EXAMPLES = '''
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# Ensure a snapshot policy daily at 1h00 UTC
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- local_action:
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module: cs_snapshot_policy
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volume: ROOT-478
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schedule: '00:1'
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max_snaps: 3
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# Ensure a snapshot policy hourly at minute 5 UTC
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- local_action:
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module: cs_snapshot_policy
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volume: ROOT-478
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schedule: '5'
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interval_type: hourly
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max_snaps: 1
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# Ensure a snapshot policy weekly on Sunday at 05h00, TZ Europe/Zurich
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- local_action:
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module: cs_snapshot_policy
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volume: ROOT-478
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schedule: '00:5:1'
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interval_type: weekly
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max_snaps: 1
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time_zone: 'Europe/Zurich'
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# Ensure a snapshot policy is absent
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- local_action:
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module: cs_snapshot_policy
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volume: ROOT-478
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interval_type: hourly
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state: absent
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'''
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RETURN = '''
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---
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id:
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description: UUID of the snapshot policy.
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returned: success
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type: string
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sample: a6f7a5fc-43f8-11e5-a151-feff819cdc9f
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interval_type:
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description: interval type of the snapshot policy.
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returned: success
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type: string
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sample: daily
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schedule:
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description: schedule of the snapshot policy.
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returned: success
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type: string
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sample:
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max_snaps:
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description: maximum number of snapshots retained.
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returned: success
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type: int
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sample: 10
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time_zone:
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description: the time zone of the snapshot policy.
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returned: success
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type: string
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sample: Etc/UTC
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volume:
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description: the volume of the snapshot policy.
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returned: success
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type: string
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sample: Etc/UTC
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zone:
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description: Name of zone the volume is related to.
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returned: success
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type: string
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sample: ch-gva-2
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project:
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description: Name of project the volume is related to.
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returned: success
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type: string
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sample: Production
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account:
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description: Account the volume is related to.
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returned: success
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type: string
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sample: example account
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domain:
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description: Domain the volume is related to.
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returned: success
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type: string
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sample: example domain
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'''
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# import cloudstack common
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from ansible.module_utils.cloudstack import *
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class AnsibleCloudStackSnapshotPolicy(AnsibleCloudStack):
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def __init__(self, module):
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super(AnsibleCloudStackSnapshotPolicy, self).__init__(module)
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self.returns = {
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'schedule': 'schedule',
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'timezone': 'time_zone',
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'maxsnaps': 'max_snaps',
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}
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self.interval_types = {
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'hourly': 0,
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'daily': 1,
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'weekly': 2,
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'monthly': 3,
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}
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self.volume = None
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def get_interval_type(self):
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interval_type = self.module.params.get('interval_type')
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return self.interval_types[interval_type]
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def get_volume(self, key=None):
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if self.volume:
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return self._get_by_key(key, self.volume)
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args = {
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'name': self.module.params.get('volume'),
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'account': self.get_account(key='name'),
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'domainid': self.get_domain(key='id'),
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'projectid': self.get_project(key='id'),
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}
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volumes = self.cs.listVolumes(**args)
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if volumes:
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self.volume = volumes['volume'][0]
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return self._get_by_key(key, self.volume)
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return None
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def get_snapshot_policy(self):
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args = {
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'volumeid': self.get_volume(key='id')
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}
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policies = self.cs.listSnapshotPolicies(**args)
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if policies:
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for policy in policies['snapshotpolicy']:
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if policy['intervaltype'] == self.get_interval_type():
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return policy
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return None
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def present_snapshot_policy(self):
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required_params = [
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'schedule',
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]
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self.module.fail_on_missing_params(required_params=required_params)
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policy = self.get_snapshot_policy()
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args = {
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'intervaltype': self.module.params.get('interval_type'),
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'schedule': self.module.params.get('schedule'),
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'maxsnaps': self.module.params.get('max_snaps'),
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'timezone': self.module.params.get('time_zone'),
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'volumeid': self.get_volume(key='id')
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}
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if not policy or (policy and self.has_changed(policy, args)):
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self.result['changed'] = True
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if not self.module.check_mode:
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res = self.cs.createSnapshotPolicy(**args)
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policy = res['snapshotpolicy']
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if 'errortext' in policy:
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self.module.fail_json(msg="Failed: '%s'" % policy['errortext'])
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return policy
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def absent_snapshot_policy(self):
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policy = self.get_snapshot_policy()
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if policy:
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self.result['changed'] = True
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args = {
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'id': policy['id']
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}
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if not self.module.check_mode:
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res = self.cs.deleteSnapshotPolicies(**args)
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if 'errortext' in res:
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self.module.fail_json(msg="Failed: '%s'" % policy['errortext'])
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return policy
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def get_result(self, policy):
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super(AnsibleCloudStackSnapshotPolicy, self).get_result(policy)
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if policy and 'intervaltype' in policy:
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for key, value in self.interval_types.items():
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if value == policy['intervaltype']:
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self.result['interval_type'] = key
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break
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volume = self.get_volume()
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if volume:
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volume_results = {
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'volume': volume.get('name'),
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'zone': volume.get('zonename'),
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'project': volume.get('project'),
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'account': volume.get('account'),
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'domain': volume.get('domain'),
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}
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self.result.update(volume_results)
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return self.result
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def main():
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argument_spec = cs_argument_spec()
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argument_spec.update(dict(
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volume=dict(required=True),
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interval_type=dict(default='daily', choices=['hourly', 'daily', 'weekly', 'monthly'], aliases=['interval']),
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schedule=dict(default=None),
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time_zone=dict(default='UTC', aliases=['timezone']),
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max_snaps=dict(type='int', default=8, aliases=['max']),
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state=dict(choices=['present', 'absent'], default='present'),
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zone=dict(default=None),
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domain=dict(default=None),
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account=dict(default=None),
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project=dict(default=None),
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poll_async=dict(type='bool', default=True),
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))
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module = AnsibleModule(
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argument_spec=argument_spec,
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required_together=cs_required_together(),
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supports_check_mode=True
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)
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try:
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acs_snapshot_policy = AnsibleCloudStackSnapshotPolicy(module)
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state = module.params.get('state')
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if state in ['absent']:
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policy = acs_snapshot_policy.absent_snapshot_policy()
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else:
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policy = acs_snapshot_policy.present_snapshot_policy()
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result = acs_snapshot_policy.get_result(policy)
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except CloudStackException as e:
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module.fail_json(msg='CloudStackException: %s' % str(e))
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module.exit_json(**result)
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# import module snippets
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from ansible.module_utils.basic import *
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if __name__ == '__main__':
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main()
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