cloudstack: new module cs_volume

reviewable/pr18780/r1
Rene Moser 9 years ago
parent 875a055103
commit 87065005aa

@ -0,0 +1,467 @@
#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# (c) 2015, Jefferson Girão <jefferson@girao.net>
# (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_volume
short_description: Manages volumes on Apache CloudStack based clouds.
description:
- Create, destroy, attach, detach volumes.
version_added: "2.1"
author:
- "Jefferson Girão (@jeffersongirao)"
- "René Moser (@resmo)"
options:
name:
description:
- Name of the volume.
- C(name) can only contain ASCII letters.
required: true
account:
description:
- Account the volume is related to.
required: false
default: null
custom_id:
description:
- Custom id to the resource.
- Allowed to Root Admins only.
required: false
default: null
disk_offering:
description:
- Name of the disk offering to be used.
- Required one of C(disk_offering), C(snapshot) if volume is not already C(state=present).
required: false
default: null
display_volume:
description:
- Whether to display the volume to the end user or not.
- Allowed to Root Admins only.
required: false
default: true
domain:
description:
- Name of the domain the volume to be deployed in.
required: false
default: null
max_iops:
description:
- Max iops
required: false
default: null
min_iops:
description:
- Min iops
required: false
default: null
project:
description:
- Name of the project the volume to be deployed in.
required: false
default: null
size:
description:
- Size of disk in GB
required: false
default: null
snapshot:
description:
- The snapshot name for the disk volume.
- Required one of C(disk_offering), C(snapshot) if volume is not already C(state=present).
required: false
default: null
force:
description:
- Force removal of volume even it is attached to a VM.
- Considered on C(state=absnet) only.
required: false
default: false
vm:
description:
- Name of the virtual machine to attach the volume to.
required: false
default: null
zone:
description:
- Name of the zone in which the volume should be deployed.
- If not set, default zone is used.
required: false
default: null
state:
description:
- State of the volume.
required: false
default: 'present'
choices: [ 'present', 'absent', 'attached', 'detached' ]
poll_async:
description:
- Poll async jobs until job has finished.
required: false
default: true
extends_documentation_fragment: cloudstack
'''
EXAMPLES = '''
# Create volume within project, zone with specified storage options
- local_action:
module: cs_volume
name: web-vm-1-volume
project: Integration
zone: ch-zrh-ix-01
disk_offering: PerfPlus Storage
size: 20
# Create/attach volume to instance
- local_action:
module: cs_volume
name: web-vm-1-volume
disk_offering: PerfPlus Storage
size: 20
vm: web-vm-1
state: attached
# Detach volume
- local_action:
module: cs_volume
name: web-vm-1-volume
state: detached
# Remove volume
- local_action:
module: cs_volume
name: web-vm-1-volume
state: absent
'''
RETURN = '''
id:
description: ID of the volume.
returned: success
type: string
sample:
name:
description: Name of the volume.
returned: success
type: string
sample: web-volume-01
display_name:
description: Display name of the volume.
returned: success
type: string
sample: web-volume-01
group:
description: Group the volume belongs to
returned: success
type: string
sample: web
domain:
description: Domain the volume belongs to
returned: success
type: string
sample: example domain
project:
description: Project the volume belongs to
returned: success
type: string
sample: Production
zone:
description: Name of zone the volume is in.
returned: success
type: string
sample: ch-gva-2
created:
description: Date of the volume was created.
returned: success
type: string
sample: 2014-12-01T14:57:57+0100
attached:
description: Date of the volume was attached.
returned: success
type: string
sample: 2014-12-01T14:57:57+0100
type:
description: Disk volume type.
returned: success
type: string
sample: DATADISK
size:
description: Size of disk volume.
returned: success
type: string
sample: 20
vm:
description: Name of the vm the volume is attached to (not returned when detached)
returned: success
type: string
sample: web-01
state:
description: State of the volume
returned: success
type: string
sample: Attached
device_id:
description: Id of the device on user vm the volume is attached to (not returned when detached)
returned: success
type: string
sample: 1
'''
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 AnsibleCloudStackVolume(AnsibleCloudStack):
def __init__(self, module):
super(AnsibleCloudStackVolume, self).__init__(module)
self.returns = {
'group': 'group',
'attached': 'attached',
'vmname': 'vm',
'deviceid': 'device_id',
'type': 'type',
'size': 'size',
}
self.volume = None
#TODO implement in cloudstack utils
def get_disk_offering(self, key=None):
disk_offering = self.module.params.get('disk_offering')
if not disk_offering:
return None
args = {}
args['domainid'] = self.get_domain(key='id')
disk_offerings = self.cs.listDiskOfferings(**args)
if disk_offerings:
for d in disk_offerings['diskoffering']:
if disk_offering in [d['displaytext'], d['name'], d['id']]:
return self._get_by_key(key, d)
self.module.fail_json(msg="Disk offering '%s' not found" % disk_offering)
def get_volume(self):
if not self.volume:
args = {}
args['account'] = self.get_account(key='name')
args['domainid'] = self.get_domain(key='id')
args['projectid'] = self.get_project(key='id')
args['type'] = 'DATADISK'
volumes = self.cs.listVolumes(**args)
if volumes:
volume_name = self.module.params.get('name')
for v in volumes['volume']:
if volume_name.lower() == v['name'].lower():
self.volume = v
break
return self.volume
def get_snapshot(self, key=None):
snapshot = self.module.params.get('snapshot')
if not snapshot:
return None
args = {}
args['name'] = snapshot
args['account'] = self.get_account('name')
args['domainid'] = self.get_domain('id')
args['projectid'] = self.get_project('id')
snapshots = self.cs.listSnapshots(**args)
if snapshots:
return self._get_by_key(key, snapshots['snapshot'][0])
self.module.fail_json(msg="Snapshot with name %s not found" % snapshot)
def present_volume(self):
volume = self.get_volume()
if not volume:
disk_offering_id = self.get_disk_offering(key='id')
snapshot_id = self.get_snapshot(key='id')
if not disk_offering_id and not snapshot_id:
self.module.fail_json(msg="Required one of: disk_offering,snapshot")
self.result['changed'] = True
args = {}
args['name'] = self.module.params.get('name')
args['account'] = self.get_account(key='name')
args['domainid'] = self.get_domain(key='id')
args['diskofferingid'] = disk_offering_id
args['displayvolume'] = self.module.params.get('display_volume')
args['maxiops'] = self.module.params.get('max_iops')
args['miniops'] = self.module.params.get('min_iops')
args['projectid'] = self.get_project(key='id')
args['size'] = self.module.params.get('size')
args['snapshotid'] = snapshot_id
args['zoneid'] = self.get_zone(key='id')
if not self.module.check_mode:
res = self.cs.createVolume(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
poll_async = self.module.params.get('poll_async')
if poll_async:
volume = self.poll_job(res, 'volume')
return volume
def attached_volume(self):
volume = self.present_volume()
if volume.get('virtualmachineid') != self.get_vm(key='id'):
self.result['changed'] = True
if not self.module.check_mode:
volume = self.detached_volume()
if 'attached' not in volume:
self.result['changed'] = True
args = {}
args['id'] = volume['id']
args['virtualmachineid'] = self.get_vm(key='id')
args['deviceid'] = self.module.params.get('device_id')
if not self.module.check_mode:
res = self.cs.attachVolume(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
poll_async = self.module.params.get('poll_async')
if poll_async:
volume = self.poll_job(res, 'volume')
return volume
def detached_volume(self):
volume = self.present_volume()
if volume:
if 'attached' not in volume:
return volume
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.detachVolume(id=volume['id'])
if 'errortext' in volume:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
poll_async = self.module.params.get('poll_async')
if poll_async:
volume = self.poll_job(res, 'volume')
return volume
def absent_volume(self):
volume = self.get_volume()
if volume:
if 'attached' in volume:
if self.module.param.get('force'):
self.detached_volume()
else:
self.module.fail_json(msg="Volume '%s' is attached, use force=true for detaching and removing the volume." % volume.get('name'))
self.result['changed'] = True
if not self.module.check_mode:
volume = self.detached_volume()
res = self.cs.deleteVolume(id=volume['id'])
if 'errortext' in volume:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
poll_async = self.module.params.get('poll_async')
if poll_async:
res = self.poll_job(res, 'volume')
return volume
def main():
argument_spec = cs_argument_spec()
argument_spec.update(dict(
name = dict(required=True),
disk_offering = dict(default=None),
display_volume = dict(choices=BOOLEANS, default=True),
max_iops = dict(type='int', default=None),
min_iops = dict(type='int', default=None),
size = dict(type='int', default=None),
snapshot = dict(default=None),
vm = dict(default=None),
device_id = dict(type='int', default=None),
custom_id = dict(default=None),
force = dict(choices=BOOLEANS, default=False),
state = dict(choices=['present', 'absent', 'attached', 'detached'], default='present'),
zone = dict(default=None),
domain = dict(default=None),
account = dict(default=None),
project = dict(default=None),
poll_async = dict(choices=BOOLEANS, default=True),
))
module = AnsibleModule(
argument_spec=argument_spec,
required_together=cs_required_together(),
mutually_exclusive = (
['snapshot', 'disk_offering'],
),
supports_check_mode=True
)
if not has_lib_cs:
module.fail_json(msg="python library cs required: pip install cs")
try:
acs_vol = AnsibleCloudStackVolume(module)
state = module.params.get('state')
if state in ['absent']:
volume = acs_vol.absent_volume()
elif state in ['attached']:
volume = acs_vol.attached_volume()
elif state in ['detached']:
volume = acs_vol.detached_volume()
else:
volume = acs_vol.present_volume()
result = acs_vol.get_result(volume)
except CloudStackException, 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()
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