ansible/cloud/cloudstack/cs_vmsnapshot.py
Rene Moser 99385de340 cloudstack: fixes and improvements
cloudstack: fix python3 support and use type='bool'

cloudstack: cs_instance: update vm on state=restored
2015-12-16 11:09:18 +01:00

309 lines
8.6 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 (@resmo)"
options:
name:
description:
- Unique Name of the snapshot. In CloudStack terms display name.
required: true
aliases: ['display_name']
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 = '''
---
id:
description: UUID of the snapshot.
returned: success
type: string
sample: a6f7a5fc-43f8-11e5-a151-feff819cdc9f
name:
description: Name of the snapshot.
returned: success
type: string
sample: snapshot before update
display_name:
description: Display name 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 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):
super(AnsibleCloudStackVmSnapshot, self).__init__(module)
self.returns = {
'type': 'type',
'current': 'current',
}
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 main():
argument_spec = cs_argument_spec()
argument_spec.update(dict(
name = dict(required=True, aliases=['display_name']),
vm = dict(required=True),
description = dict(default=None),
zone = dict(default=None),
snapshot_memory = dict(type='bool', 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(type='bool', default=True),
))
required_together = cs_required_together()
required_together.extend([
['icmp_type', 'icmp_code'],
])
module = AnsibleModule(
argument_spec=argument_spec,
required_together=required_together,
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 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()