ansible/cloud/cloudstack/cs_vmsnapshot.py

325 lines
9.5 KiB
Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# (c) 2015, 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_vmsnapshot
short_description: Manages VM snapshots on Apache CloudStack based clouds.
description:
- Create, remove and revert VM from snapshots.
version_added: '2.0'
author: René Moser
options:
name:
description:
- Unique Name of the snapshot. In CloudStack terms C(displayname).
required: true
aliases: ['displayname']
vm:
description:
- Name of the virtual machine.
required: true
description:
description:
- Description of the snapshot.
required: false
default: null
snapshot_memory:
description:
- Snapshot memory if set to true.
required: false
default: false
zone:
description:
- Name of the zone in which the VM is in. If not set, default zone is used.
required: false
default: null
project:
description:
- Name of the project the VM is assigned to.
required: false
default: null
state:
description:
- State of the snapshot.
required: false
default: 'present'
choices: [ 'present', 'absent', 'revert' ]
domain:
description:
- Domain the VM snapshot is related to.
required: false
default: null
account:
description:
- Account the VM snapshot is related to.
required: false
default: null
poll_async:
description:
- Poll async jobs until job has finished.
required: false
default: true
extends_documentation_fragment: cloudstack
'''
EXAMPLES = '''
---
# Create a VM snapshot of disk and memory before an upgrade
- local_action:
module: cs_vmsnapshot
name: Snapshot before upgrade
vm: web-01
snapshot_memory: yes
# Revert a VM to a snapshot after a failed upgrade
- local_action:
module: cs_vmsnapshot
name: Snapshot before upgrade
vm: web-01
state: revert
# Remove a VM snapshot after successful upgrade
- local_action:
module: cs_vmsnapshot
name: Snapshot before upgrade
vm: web-01
state: absent
'''
RETURN = '''
---
name:
description: Name of the snapshot.
returned: success
type: string
sample: snapshot before update
displayname:
description: displayname of the snapshot.
returned: success
type: string
sample: snapshot before update
created:
description: date of the snapshot.
returned: success
type: string
sample: 2015-03-29T14:57:06+0200
current:
description: true if snapshot is current
returned: success
type: boolean
sample: True
state:
description: state of the vm snapshot
returned: success
type: string
sample: Allocated
type:
description: type of vm snapshot
returned: success
type: string
sample: DiskAndMemory
description:
description:
description: description of vm snapshot
returned: success
type: string
sample: snapshot brought to you by Ansible
domain:
description: Domain the the vm snapshot is related to.
returned: success
type: string
sample: example domain
account:
description: Account the vm snapshot is related to.
returned: success
type: string
sample: example account
project:
description: Name of project the vm snapshot is related to.
returned: success
type: string
sample: Production
'''
try:
from cs import CloudStack, CloudStackException, read_config
has_lib_cs = True
except ImportError:
has_lib_cs = False
# import cloudstack common
from ansible.module_utils.cloudstack import *
class AnsibleCloudStackVmSnapshot(AnsibleCloudStack):
def __init__(self, module):
AnsibleCloudStack.__init__(self, module)
self.result = {
'changed': False,
}
def get_snapshot(self):
args = {}
args['virtualmachineid'] = self.get_vm('id')
args['account'] = self.get_account('name')
args['domainid'] = self.get_domain('id')
args['projectid'] = self.get_project('id')
args['name'] = self.module.params.get('name')
snapshots = self.cs.listVMSnapshot(**args)
if snapshots:
return snapshots['vmSnapshot'][0]
return None
def create_snapshot(self):
snapshot = self.get_snapshot()
if not snapshot:
self.result['changed'] = True
args = {}
args['virtualmachineid'] = self.get_vm('id')
args['name'] = self.module.params.get('name')
args['description'] = self.module.params.get('description')
args['snapshotmemory'] = self.module.params.get('snapshot_memory')
if not self.module.check_mode:
res = self.cs.createVMSnapshot(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
poll_async = self.module.params.get('poll_async')
if res and poll_async:
snapshot = self._poll_job(res, 'vmsnapshot')
return snapshot
def remove_snapshot(self):
snapshot = self.get_snapshot()
if snapshot:
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.deleteVMSnapshot(vmsnapshotid=snapshot['id'])
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
poll_async = self.module.params.get('poll_async')
if res and poll_async:
res = self._poll_job(res, 'vmsnapshot')
return snapshot
def revert_vm_to_snapshot(self):
snapshot = self.get_snapshot()
if snapshot:
self.result['changed'] = True
if snapshot['state'] != "Ready":
self.module.fail_json(msg="snapshot state is '%s', not ready, could not revert VM" % snapshot['state'])
if not self.module.check_mode:
res = self.cs.revertToVMSnapshot(vmsnapshotid=snapshot['id'])
poll_async = self.module.params.get('poll_async')
if res and poll_async:
res = self._poll_job(res, 'vmsnapshot')
return snapshot
self.module.fail_json(msg="snapshot not found, could not revert VM")
def get_result(self, snapshot):
if snapshot:
if 'displayname' in snapshot:
self.result['displayname'] = snapshot['displayname']
if 'created' in snapshot:
self.result['created'] = snapshot['created']
if 'current' in snapshot:
self.result['current'] = snapshot['current']
if 'state' in snapshot:
self.result['state'] = snapshot['state']
if 'type' in snapshot:
self.result['type'] = snapshot['type']
if 'name' in snapshot:
self.result['name'] = snapshot['name']
if 'description' in snapshot:
self.result['description'] = snapshot['description']
if 'domain' in snapshot:
self.result['domain'] = snapshot['domain']
if 'account' in snapshot:
self.result['account'] = snapshot['account']
if 'project' in snapshot:
self.result['project'] = snapshot['project']
return self.result
def main():
module = AnsibleModule(
argument_spec = dict(
name = dict(required=True, aliases=['displayname']),
vm = dict(required=True),
description = dict(default=None),
zone = dict(default=None),
snapshot_memory = dict(choices=BOOLEANS, default=False),
state = dict(choices=['present', 'absent', 'revert'], default='present'),
domain = dict(default=None),
account = dict(default=None),
project = dict(default=None),
poll_async = dict(choices=BOOLEANS, default=True),
api_key = dict(default=None),
api_secret = dict(default=None),
api_url = dict(default=None),
api_http_method = dict(default='get'),
),
supports_check_mode=True
)
if not has_lib_cs:
module.fail_json(msg="python library cs required: pip install cs")
try:
acs_vmsnapshot = AnsibleCloudStackVmSnapshot(module)
state = module.params.get('state')
if state in ['revert']:
snapshot = acs_vmsnapshot.revert_vm_to_snapshot()
elif state in ['absent']:
snapshot = acs_vmsnapshot.remove_snapshot()
else:
snapshot = acs_vmsnapshot.create_snapshot()
result = acs_vmsnapshot.get_result(snapshot)
except CloudStackException, e:
module.fail_json(msg='CloudStackException: %s' % str(e))
module.exit_json(**result)
# import module snippets
from ansible.module_utils.basic import *
main()