Add new module cs_storage_pool

- Changed zone_name to name - Changed cluster_name to cluster - Changed pod_name to pod - Corrected tags type in docs - Remove unneeded returns - Other simplifications
This commit is contained in:
John McEleney 2017-06-15 10:14:04 +01:00 committed by René Moser
parent 022ce7efee
commit 7549b27544

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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# (c) 2017, Netservers Ltd. <support@netservers.co.uk>
#
# 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/>.
ANSIBLE_METADATA = {'metadata_version': '1.0',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: cs_storage_pool
short_description: Manages Primary Storage Pools on Apache CloudStack based clouds.
description:
- Create and remove storage pools.
- Updates are only possible on enabled, tags, capacity_bytes and capacity_iops.
version_added: "2.4"
author: "Netservers Ltd. (@netservers)"
options:
name:
description:
- Pool name.
required: true
zone:
description:
- Zone name.
required: true
storage_url:
description:
- Storage URL.
pod:
description:
- Pod name.
cluster:
description:
- Cluster name.
scope:
description:
- The scope of the storage [cluster or zone]
- Defaults to cluster when provided, otherwise zone
hypervisor:
description:
- Required when creating a Zone scoped pool. [KVM, VMware]
tags:
description:
- Tags associated with this pool
provider:
description:
- Storage provider name [SolidFire, SolidFireShared, DefaultPrimary, CloudByte]
default: 'DefaultPrimary'
capacity_bytes:
description:
- Bytes CloudStack can provision from this storage pool
capacity_iops:
description:
- Bytes CloudStack can provision from this storage pool
url:
description:
- URL for the cluster
username:
description:
- Username for the cluster
password:
description:
- Password for the cluster
extends_documentation_fragment: cloudstack
'''
EXAMPLES = '''
# Ensure a Zone scoped storage_pool is present
- local_action:
module: cs_storage_pool
zone: zone01
storage_url: rbd://admin:SECRET@ceph-mons.domain/poolname
provider: DefaultPrimary
name: Ceph RBD
scope: ZONE
hypervisor: KVM
# Ensure a Cluster scoped storage_pool is present
- local_action:
module: cs_storage_pool
zone: zone01
cluster: cluster01
storage_url: rbd://admin:SECRET@ceph-the-mons.domain/poolname
provider: DefaultPrimary
name: Ceph RBD
scope: CLUSTER
# Ensure a storage_pool is absent
- local_action:
module: cs_storage_pool
name: Ceph RBD
state: absent
'''
RETURN = '''
---
id:
description: UUID of the pool.
returned: success
type: string
sample: a3fca65a-7db1-4891-b97c-48806a978a96
capacity_iops:
description: IOPS CloudStack can provision from this storage pool
returned: when available
type: int
sample: 60000
zone_id:
description: UUID of the zone.
returned: success
type: string
sample: a3fca65a-7db1-4891-b97c-48806a978a96
zone:
description: The name of the zone.
returned: success
type: string
sample: Zone01
cluster_id:
description: UUID of the cluster.
returned: when scope is cluster
type: string
sample: a3fca65a-7db1-4891-b97c-48806a978a96
cluster:
description: The name of the cluster.
returned: when scope is cluster
type: string
sample: Cluster01
pod_id:
description: UUID of the pod.
returned: when scope is cluster
type: string
sample: a3fca65a-7db1-4891-b97c-48806a978a96
pod:
description: The name of the pod.
returned: when scope is cluster
type: string
sample: Cluster01
disk_size_allocated:
description: The pool's currently allocated disk space
returned: success
type: int
sample: 2443517624320
disk_size_total:
description: The total size of the pool
returned: success
type: int
sample: 3915055693824
disk_size_used:
description: The pool's currently used disk size
returned: success
type: int
sample: 1040862622180
scope:
description: "The scope of the storage pool [ZONE / CLUSTER]"
returned: success
type: string
sample: CLUSTER
state:
description: The state of the storage pool
returned: success
type: string
sample: Up
tags:
description: the Tags for the storage pool
returned: success
type: list
sample: rbd
'''
# import cloudstack common
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.cloudstack import (
AnsibleCloudStack,
CloudStackException,
cs_argument_spec,
cs_required_together,
)
class AnsibleCloudStackStoragePool(AnsibleCloudStack):
def __init__(self, module):
super(AnsibleCloudStackStoragePool, self).__init__(module)
self.returns = {
'id': 'id',
'capacityiops': 'capacity_iops',
'podname': 'pod',
'clustername': 'cluster',
'disksizeallocated': 'disk_size_allocated',
'disksizetotal': 'disk_size_total',
'disksizeused': 'disk_size_used',
'scope': 'scope',
'hypervisor': 'hypervisor',
'state': 'state',
'tags': 'tags',
}
self.storage_pool = None
self.pod = None
self.cluster = None
def _get_common_args(self):
args = {
'name': self.module.params.get('name'),
'url': self.module.params.get('storage_url'),
'zoneid': self.get_zone(key='id'),
'provider': self.module.params.get('provider'),
'scope': self.module.params.get('scope'),
'hypervisor': self.module.params.get('hypervisor'),
'capacitybytes': self.module.params.get('capacity_bytes'),
'capacityiops': self.module.params.get('capacity_iops'),
}
return args
def get_storage_pool(self, key=None):
if self.storage_pool is None:
zoneid = self.get_zone(key='id')
clusterid = self.get_cluster(key='id')
podid = self.get_pod(key='id')
args = {
'zoneid': zoneid,
'podid': podid,
'clusterid': clusterid,
'name': self.module.params.get('name'),
}
res = self.cs.listStoragePools(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
elif 'storagepool' not in res:
return None
self.storage_pool = res['storagepool'][0]
return self.storage_pool
def present_storage_pool(self):
pool = self.get_storage_pool()
if pool:
pool = self._update_storage_pool()
else:
pool = self._create_storage_pool()
return pool
def _create_storage_pool(self):
cluster = self.get_cluster(key='id')
pod = self.get_pod(key='id')
scope = self.module.params.get('scope')
args = self._get_common_args()
args['clusterid'] = cluster
args['podid'] = pod
if scope is None:
args['scope'] = 'CLUSTER' if cluster else 'ZONE'
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.createStoragePool(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
pool = res['storagepool']
return pool
def _update_storage_pool(self):
pool = self.get_storage_pool()
args = {}
args['id'] = pool['id']
args['capacitybytes'] = self.module.params.get('capacity_bytes')
args['capacityiops'] = self.module.params.get('capacity_iops')
args['tags'] = self.module.params.get('tags')
state = self.module.params.get('state')
if state in ['enabled', 'disabled']:
args['state'] = state.capitalize()
if self.has_changed(args, pool):
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.updateStoragePool(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
return pool
def absent_storage_pool(self):
pool = self.get_storage_pool()
if pool:
self.result['changed'] = True
args = {
'id': pool['id'],
}
if not self.module.check_mode:
res = self.cs.deleteStoragePool(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
return pool
def get_pod(self, key=None):
pod = self.module.params.get('pod')
if not pod:
return None
args = {
'name': pod,
'zoneid': self.get_zone(key='id'),
}
pods = self.cs.listPods(**args)
if pods:
return self._get_by_key(key, pods['pod'][0])
self.module.fail_json(msg="Pod %s not found in zone %s." % (
self.module.params.get('pod'),
self.get_zone(key='name')))
def get_cluster(self, key=None):
cluster = self.module.params.get('cluster')
if not cluster:
return None
args = {
'name': cluster,
'zoneid': self.get_zone(key='id'),
}
clusters = self.cs.listClusters(**args)
if clusters:
return self._get_by_key(key, clusters['cluster'][0])
self.module.fail_json(msg="Cluster %s not found" % cluster)
def main():
argument_spec = cs_argument_spec()
argument_spec.update(dict(
name=dict(required=True),
storage_url=dict(default=None),
zone=dict(required=True),
pod=dict(default=None),
cluster=dict(default=None),
scope=dict(default=None, choices=['ZONE', 'CLUSTER']),
hypervisor=dict(default=None),
provider=dict(default='DefaultPrimary'),
capacity_bytes=dict(default=None),
capacity_iops=dict(default=None),
tags=dict(type='list', aliases=['tag'], default=None),
state=dict(choices=['present', 'enabled', 'disabled', 'absent'], default='present'),
))
module = AnsibleModule(
argument_spec=argument_spec,
required_together=cs_required_together(),
supports_check_mode=True
)
try:
acs_storage_pool = AnsibleCloudStackStoragePool(module)
state = module.params.get('state')
if state in ['absent']:
pool = acs_storage_pool.absent_storage_pool()
else:
pool = acs_storage_pool.present_storage_pool()
result = acs_storage_pool.get_result(pool)
except CloudStackException as e:
module.fail_json(msg='CloudStackException: %s' % str(e))
module.exit_json(**result)
if __name__ == '__main__':
main()