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Adding ontap_cluster_peer.py Modules (#44189)

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* Add ontap_cluster_peer.py Modules
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Chris Archibald 6 years ago committed by John R Barker
parent 70fd1ec130
commit ab9c4ab82d
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lib/ansible/modules/storage/netapp/na_ontap_cluster_peer.py
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#!/usr/bin/python
# (c) 2018, 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': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
author: NetApp Ansible Team (ng-ansibleteam@netapp.com)
description:
- Create/Delete cluster peer relations on ONTAP
extends_documentation_fragment:
- netapp.ontap
module: na_ontap_cluster_peer
options:
state:
choices: ['present', 'absent']
description:
- Whether the specified cluster peer should exist or not.
default: present
source_intercluster_lif:
description:
- Intercluster address of the source cluster.
- Used as peer-address in destination cluster.
dest_intercluster_lif:
description:
- Intercluster address of the destination cluster.
- Used as peer-address in source cluster.
passphrase:
description:
- The arbitrary passphrase that matches the one given to the peer cluster.
source_cluster_name:
description:
- The name of the source cluster name in the peer relation to be deleted.
dest_cluster_name:
description:
- The name of the destination cluster name in the peer relation to be deleted.
dest_hostname:
description:
- Destination cluster IP or hostname which needs to be peered.
required: True
dest_username:
description:
- Destination username.
- Optional if this is same as source username.
dest_password:
description:
- Destination password.
- Optional if this is same as source password.
short_description: "NetApp ONTAP Manage Cluster peering"
version_added: "2.7"
'''
EXAMPLES = """
- name: Create cluster peer
na_ontap_cluster_peer:
state: present
source_intercluster_lif: 1.2.3.4
dest_intercluster_lif: 5.6.7.8
passphrase: XXXX
hostname: "{{ netapp_hostname }}"
username: "{{ netapp_username }}"
password: "{{ netapp_password }}"
dest_hostname: "{{ dest_netapp_hostname }}"
- name: Delete cluster peer
na_ontap_cluster_peer:
state: absent
source_cluster_name: test-source-cluster
dest_cluster_name: test-dest-cluster
hostname: "{{ netapp_hostname }}"
username: "{{ netapp_username }}"
password: "{{ netapp_password }}"
dest_hostname: "{{ dest_netapp_hostname }}"
"""
RETURN = """
"""
import traceback
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils._text import to_native
import ansible.module_utils.netapp as netapp_utils
from ansible.module_utils.netapp_module import NetAppModule
HAS_NETAPP_LIB = netapp_utils.has_netapp_lib()
class NetAppONTAPClusterPeer(object):
"""
Class with cluster peer methods
"""
def __init__(self):
self.argument_spec = netapp_utils.ontap_sf_host_argument_spec()
self.argument_spec.update(dict(
state=dict(required=False, type='str', choices=['present', 'absent'], default='present'),
source_intercluster_lif=dict(required=False, type='str'),
dest_intercluster_lif=dict(required=False, type='str'),
passphrase=dict(required=False, type='str', no_log=True),
dest_hostname=dict(required=True, type='str'),
dest_username=dict(required=False, type='str'),
dest_password=dict(required=False, type='str', no_log=True),
source_cluster_name=dict(required=False, type='str'),
dest_cluster_name=dict(required=False, type='str')
))
self.module = AnsibleModule(
argument_spec=self.argument_spec,
required_together=[['source_intercluster_lif', 'dest_intercluster_lif', 'passphrase']],
required_if=[('state', 'absent', ['source_cluster_name', 'dest_cluster_name'])],
supports_check_mode=True
)
self.na_helper = NetAppModule()
self.parameters = self.na_helper.set_parameters(self.module.params)
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)
# set destination server connection
self.module.params['hostname'] = self.parameters['dest_hostname']
if self.parameters.get('dest_username'):
self.module.params['username'] = self.parameters['dest_username']
if self.parameters.get('dest_password'):
self.module.params['password'] = self.parameters['dest_password']
self.dest_server = netapp_utils.setup_ontap_zapi(module=self.module)
def cluster_peer_get_iter(self, cluster):
"""
Compose NaElement object to query current source cluster using peer-cluster-name and peer-addresses parameters
:param cluster: type of cluster (source or destination)
:return: NaElement object for cluster-get-iter with query
"""
cluster_peer_get = netapp_utils.zapi.NaElement('cluster-peer-get-iter')
query = netapp_utils.zapi.NaElement('query')
cluster_peer_info = netapp_utils.zapi.NaElement('cluster-peer-info')
if cluster == 'source':
peer_lif, peer_cluster = 'dest_intercluster_lif', 'dest_cluster_name'
else:
peer_lif, peer_cluster = 'source_intercluster_lif', 'source_cluster_name'
peer_addresses = netapp_utils.zapi.NaElement('peer-addresses')
if self.parameters.get(peer_lif):
peer_addresses.add_new_child('remote-inet-address', self.parameters[peer_lif])
cluster_peer_info.add_child_elem(peer_addresses)
if self.parameters.get(peer_cluster):
cluster_peer_info.add_new_child('cluster-name', self.parameters[peer_cluster])
query.add_child_elem(cluster_peer_info)
cluster_peer_get.add_child_elem(query)
return cluster_peer_get
def cluster_peer_get(self, cluster):
"""
Get current cluster peer info
:param cluster: type of cluster (source or destination)
:return: Dictionary of current cluster peer details if query successful, else return None
"""
cluster_peer_get_iter = self.cluster_peer_get_iter(cluster)
cluster_info = dict()
if cluster == 'source':
server = self.server
else:
server = self.dest_server
try:
result = server.invoke_successfully(cluster_peer_get_iter, enable_tunneling=True)
except netapp_utils.zapi.NaApiError as error:
self.module.fail_json(msg='Error fetching cluster peer %s: %s'
% (self.parameters['dest_cluster_name'], to_native(error)),
exception=traceback.format_exc())
# return cluster peer details
if result.get_child_by_name('num-records') and \
int(result.get_child_content('num-records')) >= 1:
cluster_peer_info = result.get_child_by_name('attributes-list').get_child_by_name('cluster-peer-info')
cluster_info['cluster_name'] = cluster_peer_info.get_child_content('cluster-name')
peers = cluster_peer_info.get_child_by_name('peer-addresses')
cluster_info['peer-addresses'] = [peer.get_content() for peer in peers.get_children()]
return cluster_info
return None
def cluster_peer_delete(self, cluster):
"""
Delete a cluster peer on source or destination
For source cluster, peer cluster-name = destination cluster name and vice-versa
:param cluster: type of cluster (source or destination)
:return:
"""
if cluster == 'source':
server, peer_cluster_name = self.server, self.parameters['dest_cluster_name']
else:
server, peer_cluster_name = self.dest_server, self.parameters['source_cluster_name']
cluster_peer_delete = netapp_utils.zapi.NaElement.create_node_with_children(
'cluster-peer-delete', **{'cluster-name': peer_cluster_name})
try:
server.invoke_successfully(cluster_peer_delete, enable_tunneling=True)
except netapp_utils.zapi.NaApiError as error:
self.module.fail_json(msg='Error deleting cluster peer %s: %s'
% (peer_cluster_name, to_native(error)),
exception=traceback.format_exc())
def cluster_peer_create(self, cluster):
"""
Create a cluster peer on source or destination
For source cluster, peer address = destination inter-cluster LIF and vice-versa
:param cluster: type of cluster (source or destination)
:return: None
"""
cluster_peer_create = netapp_utils.zapi.NaElement.create_node_with_children(
'cluster-peer-create', **{'passphrase': self.parameters['passphrase']})
peer_addresses = netapp_utils.zapi.NaElement('peer-addresses')
if cluster == 'source':
server, peer_address = self.server, self.parameters['dest_intercluster_lif']
else:
server, peer_address = self.dest_server, self.parameters['source_intercluster_lif']
peer_addresses.add_new_child('remote-inet-address', peer_address)
cluster_peer_create.add_child_elem(peer_addresses)
try:
server.invoke_successfully(cluster_peer_create, enable_tunneling=True)
except netapp_utils.zapi.NaApiError as error:
self.module.fail_json(msg='Error creating cluster peer %s: %s'
% (peer_address, to_native(error)),
exception=traceback.format_exc())
def apply(self):
"""
Apply action to cluster peer
:return: None
"""
source = self.cluster_peer_get('source')
destination = self.cluster_peer_get('destination')
source_action = self.na_helper.get_cd_action(source, self.parameters)
destination_action = self.na_helper.get_cd_action(destination, self.parameters)
self.na_helper.changed = False
# create only if expected cluster peer relation is not present on both source and destination clusters
if source_action == 'create' and destination_action == 'create':
self.cluster_peer_create('source')
self.cluster_peer_create('destination')
self.na_helper.changed = True
# delete peer relation in cluster where relation is present
else:
if source_action == 'delete':
self.cluster_peer_delete('source')
self.na_helper.changed = True
if destination_action == 'delete':
self.cluster_peer_delete('destination')
self.na_helper.changed = True
self.module.exit_json(changed=self.na_helper.changed)
def main():
"""
Execute action
:return: None
"""
community_obj = NetAppONTAPClusterPeer()
community_obj.apply()
if __name__ == '__main__':
main()
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