mirror of https://github.com/ansible/ansible.git
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#!/usr/bin/python
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# (c) 2018, NetApp, Inc
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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ANSIBLE_METADATA = {'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'community'}
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DOCUMENTATION = '''
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author: NetApp Ansible Team (ng-ansibleteam@netapp.com)
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description:
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- Create/Delete cluster peer relations on ONTAP
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extends_documentation_fragment:
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- netapp.ontap
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module: na_ontap_cluster_peer
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options:
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state:
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choices: ['present', 'absent']
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description:
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- Whether the specified cluster peer should exist or not.
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default: present
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source_intercluster_lif:
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description:
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- Intercluster address of the source cluster.
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- Used as peer-address in destination cluster.
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dest_intercluster_lif:
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description:
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- Intercluster address of the destination cluster.
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- Used as peer-address in source cluster.
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passphrase:
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description:
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- The arbitrary passphrase that matches the one given to the peer cluster.
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source_cluster_name:
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description:
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- The name of the source cluster name in the peer relation to be deleted.
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dest_cluster_name:
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description:
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- The name of the destination cluster name in the peer relation to be deleted.
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dest_hostname:
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description:
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- Destination cluster IP or hostname which needs to be peered.
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required: True
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dest_username:
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description:
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- Destination username.
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- Optional if this is same as source username.
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dest_password:
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description:
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- Destination password.
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- Optional if this is same as source password.
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short_description: "NetApp ONTAP Manage Cluster peering"
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version_added: "2.7"
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'''
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EXAMPLES = """
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- name: Create cluster peer
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na_ontap_cluster_peer:
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state: present
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source_intercluster_lif: 1.2.3.4
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dest_intercluster_lif: 5.6.7.8
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passphrase: XXXX
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hostname: "{{ netapp_hostname }}"
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username: "{{ netapp_username }}"
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password: "{{ netapp_password }}"
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dest_hostname: "{{ dest_netapp_hostname }}"
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- name: Delete cluster peer
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na_ontap_cluster_peer:
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state: absent
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source_cluster_name: test-source-cluster
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dest_cluster_name: test-dest-cluster
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hostname: "{{ netapp_hostname }}"
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username: "{{ netapp_username }}"
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password: "{{ netapp_password }}"
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dest_hostname: "{{ dest_netapp_hostname }}"
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"""
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RETURN = """
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"""
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import traceback
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils._text import to_native
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import ansible.module_utils.netapp as netapp_utils
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from ansible.module_utils.netapp_module import NetAppModule
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HAS_NETAPP_LIB = netapp_utils.has_netapp_lib()
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class NetAppONTAPClusterPeer(object):
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"""
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Class with cluster peer methods
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"""
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def __init__(self):
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self.argument_spec = netapp_utils.ontap_sf_host_argument_spec()
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self.argument_spec.update(dict(
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state=dict(required=False, type='str', choices=['present', 'absent'], default='present'),
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source_intercluster_lif=dict(required=False, type='str'),
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dest_intercluster_lif=dict(required=False, type='str'),
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passphrase=dict(required=False, type='str', no_log=True),
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dest_hostname=dict(required=True, type='str'),
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dest_username=dict(required=False, type='str'),
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dest_password=dict(required=False, type='str', no_log=True),
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source_cluster_name=dict(required=False, type='str'),
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dest_cluster_name=dict(required=False, type='str')
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))
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self.module = AnsibleModule(
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argument_spec=self.argument_spec,
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required_together=[['source_intercluster_lif', 'dest_intercluster_lif', 'passphrase']],
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required_if=[('state', 'absent', ['source_cluster_name', 'dest_cluster_name'])],
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supports_check_mode=True
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)
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self.na_helper = NetAppModule()
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self.parameters = self.na_helper.set_parameters(self.module.params)
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if HAS_NETAPP_LIB is False:
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self.module.fail_json(msg="the python NetApp-Lib module is required")
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else:
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self.server = netapp_utils.setup_ontap_zapi(module=self.module)
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# set destination server connection
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self.module.params['hostname'] = self.parameters['dest_hostname']
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if self.parameters.get('dest_username'):
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self.module.params['username'] = self.parameters['dest_username']
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if self.parameters.get('dest_password'):
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self.module.params['password'] = self.parameters['dest_password']
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self.dest_server = netapp_utils.setup_ontap_zapi(module=self.module)
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def cluster_peer_get_iter(self, cluster):
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"""
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Compose NaElement object to query current source cluster using peer-cluster-name and peer-addresses parameters
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:param cluster: type of cluster (source or destination)
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:return: NaElement object for cluster-get-iter with query
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"""
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cluster_peer_get = netapp_utils.zapi.NaElement('cluster-peer-get-iter')
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query = netapp_utils.zapi.NaElement('query')
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cluster_peer_info = netapp_utils.zapi.NaElement('cluster-peer-info')
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if cluster == 'source':
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peer_lif, peer_cluster = 'dest_intercluster_lif', 'dest_cluster_name'
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else:
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peer_lif, peer_cluster = 'source_intercluster_lif', 'source_cluster_name'
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peer_addresses = netapp_utils.zapi.NaElement('peer-addresses')
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if self.parameters.get(peer_lif):
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peer_addresses.add_new_child('remote-inet-address', self.parameters[peer_lif])
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cluster_peer_info.add_child_elem(peer_addresses)
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if self.parameters.get(peer_cluster):
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cluster_peer_info.add_new_child('cluster-name', self.parameters[peer_cluster])
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query.add_child_elem(cluster_peer_info)
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cluster_peer_get.add_child_elem(query)
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return cluster_peer_get
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def cluster_peer_get(self, cluster):
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"""
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Get current cluster peer info
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:param cluster: type of cluster (source or destination)
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:return: Dictionary of current cluster peer details if query successful, else return None
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"""
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cluster_peer_get_iter = self.cluster_peer_get_iter(cluster)
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cluster_info = dict()
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if cluster == 'source':
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server = self.server
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else:
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server = self.dest_server
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try:
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result = server.invoke_successfully(cluster_peer_get_iter, enable_tunneling=True)
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except netapp_utils.zapi.NaApiError as error:
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self.module.fail_json(msg='Error fetching cluster peer %s: %s'
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% (self.parameters['dest_cluster_name'], to_native(error)),
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exception=traceback.format_exc())
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# return cluster peer details
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if result.get_child_by_name('num-records') and \
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int(result.get_child_content('num-records')) >= 1:
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cluster_peer_info = result.get_child_by_name('attributes-list').get_child_by_name('cluster-peer-info')
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cluster_info['cluster_name'] = cluster_peer_info.get_child_content('cluster-name')
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peers = cluster_peer_info.get_child_by_name('peer-addresses')
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cluster_info['peer-addresses'] = [peer.get_content() for peer in peers.get_children()]
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return cluster_info
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return None
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def cluster_peer_delete(self, cluster):
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"""
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Delete a cluster peer on source or destination
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For source cluster, peer cluster-name = destination cluster name and vice-versa
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:param cluster: type of cluster (source or destination)
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:return:
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"""
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if cluster == 'source':
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server, peer_cluster_name = self.server, self.parameters['dest_cluster_name']
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else:
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server, peer_cluster_name = self.dest_server, self.parameters['source_cluster_name']
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cluster_peer_delete = netapp_utils.zapi.NaElement.create_node_with_children(
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'cluster-peer-delete', **{'cluster-name': peer_cluster_name})
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try:
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server.invoke_successfully(cluster_peer_delete, enable_tunneling=True)
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except netapp_utils.zapi.NaApiError as error:
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self.module.fail_json(msg='Error deleting cluster peer %s: %s'
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% (peer_cluster_name, to_native(error)),
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exception=traceback.format_exc())
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def cluster_peer_create(self, cluster):
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"""
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Create a cluster peer on source or destination
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For source cluster, peer address = destination inter-cluster LIF and vice-versa
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:param cluster: type of cluster (source or destination)
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:return: None
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"""
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cluster_peer_create = netapp_utils.zapi.NaElement.create_node_with_children(
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'cluster-peer-create', **{'passphrase': self.parameters['passphrase']})
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peer_addresses = netapp_utils.zapi.NaElement('peer-addresses')
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if cluster == 'source':
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server, peer_address = self.server, self.parameters['dest_intercluster_lif']
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else:
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server, peer_address = self.dest_server, self.parameters['source_intercluster_lif']
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peer_addresses.add_new_child('remote-inet-address', peer_address)
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cluster_peer_create.add_child_elem(peer_addresses)
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try:
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server.invoke_successfully(cluster_peer_create, enable_tunneling=True)
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except netapp_utils.zapi.NaApiError as error:
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self.module.fail_json(msg='Error creating cluster peer %s: %s'
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% (peer_address, to_native(error)),
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exception=traceback.format_exc())
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def apply(self):
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"""
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Apply action to cluster peer
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:return: None
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"""
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source = self.cluster_peer_get('source')
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destination = self.cluster_peer_get('destination')
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source_action = self.na_helper.get_cd_action(source, self.parameters)
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destination_action = self.na_helper.get_cd_action(destination, self.parameters)
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self.na_helper.changed = False
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# create only if expected cluster peer relation is not present on both source and destination clusters
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if source_action == 'create' and destination_action == 'create':
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self.cluster_peer_create('source')
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self.cluster_peer_create('destination')
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self.na_helper.changed = True
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# delete peer relation in cluster where relation is present
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else:
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if source_action == 'delete':
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self.cluster_peer_delete('source')
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self.na_helper.changed = True
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if destination_action == 'delete':
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self.cluster_peer_delete('destination')
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self.na_helper.changed = True
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self.module.exit_json(changed=self.na_helper.changed)
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def main():
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"""
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Execute action
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:return: None
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"""
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community_obj = NetAppONTAPClusterPeer()
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community_obj.apply()
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if __name__ == '__main__':
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main()
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