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#!/usr/bin/python
# -*- coding: utf-8 -*-
# (c) 2018, Simon Dodsley (simon@purestorage.com)
# 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': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = r'''
---
module: purefa_hg
version_added: '2.4'
short_description: Manage hostgroups on Pure Storage FlashArrays
description:
- Create, delete or modify hostgroups on Pure Storage FlashArrays.
author:
- Pure Storage ansible Team (@sdodsley) <pure-ansible-team@purestorage.com>
options:
hostgroup:
description:
- The name of the hostgroup.
type: str
required: true
state:
description:
- Define whether the hostgroup should exist or not.
type: str
default: present
choices: [ absent, present ]
host:
type: list
description:
- List of existing hosts to add to hostgroup.
volume:
type: list
description:
- List of existing volumes to add to hostgroup.
extends_documentation_fragment:
- purestorage.fa
'''
EXAMPLES = r'''
- name: Create empty hostgroup
purefa_hg:
hostgroup: foo
fa_url: 10.10.10.2
api_token: e31060a7-21fc-e277-6240-25983c6c4592
- name: Add hosts and volumes to existing or new hostgroup
purefa_hg:
hostgroup: foo
host:
- host1
- host2
volume:
- vol1
- vol2
fa_url: 10.10.10.2
api_token: e31060a7-21fc-e277-6240-25983c6c4592
- name: Delete hosts and volumes from hostgroup
purefa_hg:
hostgroup: foo
host:
- host1
- host2
volume:
- vol1
- vol2
fa_url: 10.10.10.2
api_token: e31060a7-21fc-e277-6240-25983c6c4592
state: absent
# This will disconnect all hosts and volumes in the hostgroup
- name: Delete hostgroup
purefa_hg:
hostgroup: foo
fa_url: 10.10.10.2
api_token: e31060a7-21fc-e277-6240-25983c6c4592
state: absent
- name: Create host group with hosts and volumes
purefa_hg:
hostgroup: bar
host:
- host1
- host2
volume:
- vol1
- vol2
fa_url: 10.10.10.2
api_token: e31060a7-21fc-e277-6240-25983c6c4592
'''
RETURN = r'''
'''
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.pure import get_system, purefa_argument_spec
try:
from purestorage import purestorage
HAS_PURESTORAGE = True
except ImportError:
HAS_PURESTORAGE = False
def get_hostgroup(module, array):
hostgroup = None
for host in array.list_hgroups():
if host["name"] == module.params['hostgroup']:
hostgroup = host
break
return hostgroup
def make_hostgroup(module, array):
changed = True
try:
array.create_hgroup(module.params['hostgroup'])
except Exception:
changed = False
if module.params['host']:
array.set_hgroup(module.params['hostgroup'], hostlist=module.params['host'])
if module.params['volume']:
for vol in module.params['volume']:
array.connect_hgroup(module.params['hostgroup'], vol)
module.exit_json(changed=changed)
def update_hostgroup(module, array):
changed = False
hgroup = get_hostgroup(module, array)
volumes = array.list_hgroup_connections(module.params['hostgroup'])
if module.params['state'] == "present":
if module.params['host']:
new_hosts = list(set(module.params['host']).difference(hgroup['hosts']))
if new_hosts:
try:
array.set_hgroup(module.params['hostgroup'], addhostlist=new_hosts)
changed = True
except Exception:
module.fail_josn(msg='Failed to add host(s) to hostgroup')
if module.params['volume']:
if volumes:
current_vols = [vol['vol'] for vol in volumes]
new_volumes = list(set(module.params['volume']).difference(set(current_vols)))
for cvol in new_volumes:
try:
array.connect_hgroup(module.params['hostgroup'], cvol)
changed = True
except Exception:
changed = False
else:
for cvol in module.params['volume']:
try:
array.connect_hgroup(module.params['hostgroup'], cvol)
changed = True
except Exception:
changed = False
else:
if module.params['host']:
old_hosts = list(set(module.params['host']).intersection(hgroup['hosts']))
if old_hosts:
try:
array.set_hgroup(module.params['hostgroup'], remhostlist=old_hosts)
changed = True
except Exception:
changed = False
if module.params['volume']:
old_volumes = list(set(module.params['volume']).difference(set([vol['name'] for vol in volumes])))
for cvol in old_volumes:
try:
array.disconnect_hgroup(module.params['hostgroup'], cvol)
changed = True
except Exception:
changed = False
module.exit_json(changed=changed)
def delete_hostgroup(module, array):
changed = True
try:
vols = array.list_hgroup_connections(module.params['hostgroup'])
for vol in vols:
try:
array.disconnect_hgroup(module.params['hostgroup'], vol["vol"])
except Exception:
changed = False
host = array.get_hgroup(module.params['hostgroup'])
try:
array.set_hgroup(module.params['hostgroup'], remhostlist=host['hosts'])
try:
array.delete_hgroup(module.params['hostgroup'])
except Exception:
changed = False
except Exception:
changed = False
except Exception:
changed = False
module.exit_json(changed=changed)
def main():
argument_spec = purefa_argument_spec()
argument_spec.update(dict(
hostgroup=dict(type='str', required=True),
state=dict(type='str', default='present', choices=['absent', 'present']),
host=dict(type='list'),
volume=dict(type='list'),
))
module = AnsibleModule(argument_spec, supports_check_mode=False)
if not HAS_PURESTORAGE:
module.fail_json(msg='purestorage sdk is required for this module in host')
state = module.params['state']
array = get_system(module)
hostgroup = get_hostgroup(module, array)
if module.params['host']:
try:
for hst in module.params['host']:
array.get_host(hst)
except Exception:
module.fail_json(msg='Host {0} not found'.format(hst))
if module.params['volume']:
try:
for vol in module.params['volume']:
array.get_volume(vol)
except Exception:
module.fail_json(msg='Volume {0} not found'.format(vol))
if hostgroup and state == 'present':
update_hostgroup(module, array)
elif hostgroup and module.params['volume'] and state == 'absent':
update_hostgroup(module, array)
elif hostgroup and module.params['host'] and state == 'absent':
update_hostgroup(module, array)
elif hostgroup and state == 'absent':
delete_hostgroup(module, array)
elif hostgroup is None and state == 'absent':
module.exit_json(changed=False)
else:
make_hostgroup(module, array)
if __name__ == '__main__':
main()
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