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community.general/plugins/modules/storage/netapp/na_cdot_volume.py

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2020-03-09 10:11:07 +01:00
#!/usr/bin/python
# (c) 2017, NetApp, Inc
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['deprecated'],
'supported_by': 'community'}
DOCUMENTATION = '''
module: na_cdot_volume
short_description: Manage NetApp cDOT volumes
extends_documentation_fragment:
- community.general._netapp.ontap
2020-03-09 10:11:07 +01:00
author: Sumit Kumar (@timuster) <sumit4@netapp.com>
deprecated:
removed_in: '2.11'
why: Updated modules released with increased functionality
alternative: Use M(na_ontap_volume) instead.
description:
- Create or destroy volumes on NetApp cDOT
options:
state:
description:
- Whether the specified volume should exist or not.
required: true
choices: ['present', 'absent']
name:
description:
- The name of the volume to manage.
required: true
infinite:
description:
- Set True if the volume is an Infinite Volume.
type: bool
default: 'no'
online:
description:
- Whether the specified volume is online, or not.
type: bool
default: 'yes'
aggregate_name:
description:
- The name of the aggregate the flexvol should exist on. Required when C(state=present).
size:
description:
- The size of the volume in (size_unit). Required when C(state=present).
size_unit:
description:
- The unit used to interpret the size parameter.
choices: ['bytes', 'b', 'kb', 'mb', 'gb', 'tb', 'pb', 'eb', 'zb', 'yb']
default: 'gb'
vserver:
description:
- Name of the vserver to use.
required: true
junction_path:
description:
- Junction path where to mount the volume
required: false
export_policy:
description:
- Export policy to set for the specified junction path.
required: false
default: default
snapshot_policy:
description:
- Snapshot policy to set for the specified volume.
required: false
default: default
'''
EXAMPLES = """
- name: Create FlexVol
na_cdot_volume:
state: present
name: ansibleVolume
infinite: False
aggregate_name: aggr1
size: 20
size_unit: mb
vserver: ansibleVServer
hostname: "{{ netapp_hostname }}"
username: "{{ netapp_username }}"
password: "{{ netapp_password }}"
junction_path: /ansibleVolume
export_policy: all_nfs_networks
snapshot_policy: daily
- name: Make FlexVol offline
na_cdot_volume:
state: present
name: ansibleVolume
infinite: False
online: False
vserver: ansibleVServer
hostname: "{{ netapp_hostname }}"
username: "{{ netapp_username }}"
password: "{{ netapp_password }}"
"""
RETURN = """
"""
import traceback
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils._text import to_native
import ansible_collections.community.general.plugins.module_utils._netapp as netapp_utils
2020-03-09 10:11:07 +01:00
HAS_NETAPP_LIB = netapp_utils.has_netapp_lib()
class NetAppCDOTVolume(object):
def __init__(self):
self._size_unit_map = dict(
bytes=1,
b=1,
kb=1024,
mb=1024 ** 2,
gb=1024 ** 3,
tb=1024 ** 4,
pb=1024 ** 5,
eb=1024 ** 6,
zb=1024 ** 7,
yb=1024 ** 8
)
self.argument_spec = netapp_utils.ontap_sf_host_argument_spec()
self.argument_spec.update(dict(
state=dict(required=True, choices=['present', 'absent']),
name=dict(required=True, type='str'),
is_infinite=dict(required=False, type='bool', default=False, aliases=['infinite']),
is_online=dict(required=False, type='bool', default=True, aliases=['online']),
size=dict(type='int'),
size_unit=dict(default='gb',
choices=['bytes', 'b', 'kb', 'mb', 'gb', 'tb',
'pb', 'eb', 'zb', 'yb'], type='str'),
aggregate_name=dict(type='str'),
vserver=dict(required=True, type='str', default=None),
junction_path=dict(required=False, type='str', default=None),
export_policy=dict(required=False, type='str', default='default'),
snapshot_policy=dict(required=False, type='str', default='default'),
))
self.module = AnsibleModule(
argument_spec=self.argument_spec,
required_if=[
('state', 'present', ['aggregate_name', 'size'])
],
supports_check_mode=True
)
p = self.module.params
# set up state variables
self.state = p['state']
self.name = p['name']
self.is_infinite = p['is_infinite']
self.is_online = p['is_online']
self.size_unit = p['size_unit']
self.vserver = p['vserver']
self.junction_path = p['junction_path']
self.export_policy = p['export_policy']
self.snapshot_policy = p['snapshot_policy']
if p['size'] is not None:
self.size = p['size'] * self._size_unit_map[self.size_unit]
else:
self.size = None
self.aggregate_name = p['aggregate_name']
if HAS_NETAPP_LIB is False:
self.module.fail_json(msg="the python NetApp-Lib module is required")
else:
self.server = netapp_utils.setup_ontap_zapi(module=self.module, vserver=self.vserver)
def get_volume(self):
"""
Return details about the volume
:param:
name : Name of the volume
:return: Details about the volume. None if not found.
:rtype: dict
"""
volume_info = netapp_utils.zapi.NaElement('volume-get-iter')
volume_attributes = netapp_utils.zapi.NaElement('volume-attributes')
volume_id_attributes = netapp_utils.zapi.NaElement('volume-id-attributes')
volume_id_attributes.add_new_child('name', self.name)
volume_attributes.add_child_elem(volume_id_attributes)
query = netapp_utils.zapi.NaElement('query')
query.add_child_elem(volume_attributes)
volume_info.add_child_elem(query)
result = self.server.invoke_successfully(volume_info, True)
return_value = None
if result.get_child_by_name('num-records') and \
int(result.get_child_content('num-records')) >= 1:
volume_attributes = result.get_child_by_name(
'attributes-list').get_child_by_name(
'volume-attributes')
# Get volume's current size
volume_space_attributes = volume_attributes.get_child_by_name(
'volume-space-attributes')
current_size = volume_space_attributes.get_child_content('size')
# Get volume's state (online/offline)
volume_state_attributes = volume_attributes.get_child_by_name(
'volume-state-attributes')
current_state = volume_state_attributes.get_child_content('state')
is_online = None
if current_state == "online":
is_online = True
elif current_state == "offline":
is_online = False
return_value = {
'name': self.name,
'size': current_size,
'is_online': is_online,
}
return return_value
def create_volume(self):
create_parameters = {'volume': self.name,
'containing-aggr-name': self.aggregate_name,
'size': str(self.size),
}
if self.junction_path:
create_parameters['junction-path'] = str(self.junction_path)
if self.export_policy != 'default':
create_parameters['export-policy'] = str(self.export_policy)
if self.snapshot_policy != 'default':
create_parameters['snapshot-policy'] = str(self.snapshot_policy)
volume_create = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-create', **create_parameters)
try:
self.server.invoke_successfully(volume_create,
enable_tunneling=True)
except netapp_utils.zapi.NaApiError as e:
self.module.fail_json(msg='Error provisioning volume %s of size %s: %s' % (self.name, self.size, to_native(e)),
exception=traceback.format_exc())
def delete_volume(self):
if self.is_infinite:
volume_delete = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-destroy-async', **{'volume-name': self.name})
else:
volume_delete = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-destroy', **{'name': self.name, 'unmount-and-offline':
'true'})
try:
self.server.invoke_successfully(volume_delete,
enable_tunneling=True)
except netapp_utils.zapi.NaApiError as e:
self.module.fail_json(msg='Error deleting volume %s: %s' % (self.name, to_native(e)),
exception=traceback.format_exc())
def rename_volume(self):
"""
Rename the volume.
Note: 'is_infinite' needs to be set to True in order to rename an
Infinite Volume.
"""
if self.is_infinite:
volume_rename = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-rename-async',
**{'volume-name': self.name, 'new-volume-name': str(
self.name)})
else:
volume_rename = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-rename', **{'volume': self.name, 'new-volume-name': str(
self.name)})
try:
self.server.invoke_successfully(volume_rename,
enable_tunneling=True)
except netapp_utils.zapi.NaApiError as e:
self.module.fail_json(msg='Error renaming volume %s: %s' % (self.name, to_native(e)),
exception=traceback.format_exc())
def resize_volume(self):
"""
Re-size the volume.
Note: 'is_infinite' needs to be set to True in order to rename an
Infinite Volume.
"""
if self.is_infinite:
volume_resize = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-size-async',
**{'volume-name': self.name, 'new-size': str(
self.size)})
else:
volume_resize = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-size', **{'volume': self.name, 'new-size': str(
self.size)})
try:
self.server.invoke_successfully(volume_resize,
enable_tunneling=True)
except netapp_utils.zapi.NaApiError as e:
self.module.fail_json(msg='Error re-sizing volume %s: %s' % (self.name, to_native(e)),
exception=traceback.format_exc())
def change_volume_state(self):
"""
Change volume's state (offline/online).
Note: 'is_infinite' needs to be set to True in order to change the
state of an Infinite Volume.
"""
state_requested = None
if self.is_online:
# Requested state is 'online'.
state_requested = "online"
if self.is_infinite:
volume_change_state = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-online-async',
**{'volume-name': self.name})
else:
volume_change_state = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-online',
**{'name': self.name})
else:
# Requested state is 'offline'.
state_requested = "offline"
if self.is_infinite:
volume_change_state = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-offline-async',
**{'volume-name': self.name})
else:
volume_change_state = netapp_utils.zapi.NaElement.create_node_with_children(
'volume-offline',
**{'name': self.name})
try:
self.server.invoke_successfully(volume_change_state,
enable_tunneling=True)
except netapp_utils.zapi.NaApiError as e:
self.module.fail_json(msg='Error changing the state of volume %s to %s: %s' %
(self.name, state_requested, to_native(e)),
exception=traceback.format_exc())
def apply(self):
changed = False
volume_exists = False
rename_volume = False
resize_volume = False
volume_detail = self.get_volume()
if volume_detail:
volume_exists = True
if self.state == 'absent':
changed = True
elif self.state == 'present':
if str(volume_detail['size']) != str(self.size):
resize_volume = True
changed = True
if (volume_detail['is_online'] is not None) and (volume_detail['is_online'] != self.is_online):
changed = True
if self.is_online is False:
# Volume is online, but requested state is offline
pass
else:
# Volume is offline but requested state is online
pass
else:
if self.state == 'present':
changed = True
if changed:
if self.module.check_mode:
pass
else:
if self.state == 'present':
if not volume_exists:
self.create_volume()
else:
if resize_volume:
self.resize_volume()
if volume_detail['is_online'] is not \
None and volume_detail['is_online'] != \
self.is_online:
self.change_volume_state()
# Ensure re-naming is the last change made.
if rename_volume:
self.rename_volume()
elif self.state == 'absent':
self.delete_volume()
self.module.exit_json(changed=changed)
def main():
v = NetAppCDOTVolume()
v.apply()
if __name__ == '__main__':
main()