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IBM_Storage: Added a module to define volume mapping on IBM spectrum … (#45110)
* IBM_Storage: Added a module to define volume mapping on IBM spectrum Accelerate storage systems. * docs fix * IBM_storage: review and pep8 fixespull/47744/head
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright (C) 2018 IBM CORPORATION
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# Author(s): Tzur Eliyahu <tzure@il.ibm.com>
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#
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# GNU General Public License v3.0+ (see COPYING or
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# 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 = {'status': ['preview'],
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'supported_by': 'community',
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'metadata_version': '1.1'}
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DOCUMENTATION = '''
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---
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module: ibm_sa_vol_map
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short_description: Handles volume mapping on an IBM Spectrum Accelerate storage array.
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version_added: "2.8"
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description:
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- "This module maps volumes to or unmaps them from the hosts on
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IBM Spectrum Accelerate storage systems."
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options:
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vol:
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description:
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- Volume name.
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required: true
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state:
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default: "present"
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choices: [ "present", "absent" ]
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description:
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- When the state is present the volume is mapped.
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When the state is absent, the volume is meant to be unmapped.
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required: true
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cluster:
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description:
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- Maps the volume to a cluster.
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required: false
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host:
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description:
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- Maps the volume to a host.
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required: false
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lun:
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description:
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- The LUN identifier.
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required: false
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override:
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description:
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- Overrides the existing volume mapping.
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required: false
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extends_documentation_fragment:
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- ibm_storage
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author:
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- Tzur Eliyahu (tzure@il.ibm.com)
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'''
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EXAMPLES = '''
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- name: Map volume to host.
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ibm_sa_vol_map:
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vol: volume_name
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lun: 1
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host: host_name
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username: admin
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password: secret
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endpoints: hostdev-system
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state: present
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- name: Map volume to cluster.
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ibm_sa_vol_map:
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vol: volume_name
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lun: 1
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cluster: cluster_name
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username: admin
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password: secret
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endpoints: hostdev-system
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state: present
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- name: Unmap volume.
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ibm_sa_vol_map:
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host: host_name
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username: admin
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password: secret
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endpoints: hostdev-system
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state: absent
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'''
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RETURN = '''
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'''
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils.ibm_sa_utils import (execute_pyxcli_command,
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connect_ssl, spectrum_accelerate_spec, is_pyxcli_installed)
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def main():
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argument_spec = spectrum_accelerate_spec()
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argument_spec.update(
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dict(
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state=dict(default='present', choices=['present', 'absent']),
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vol=dict(required=True),
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lun=dict(),
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cluster=dict(),
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host=dict(),
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override=dict()
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)
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)
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module = AnsibleModule(argument_spec)
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is_pyxcli_installed(module)
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xcli_client = connect_ssl(module)
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# required args
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mapping = False
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try:
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mapped_hosts = xcli_client.cmd.vol_mapping_list(
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vol=module.params.get('vol')).as_list
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for host in mapped_hosts:
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if host['host'] == module.params.get("host", ""):
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mapping = True
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except Exception:
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pass
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state = module.params['state']
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state_changed = False
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if state == 'present' and not mapping:
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state_changed = execute_pyxcli_command(module, 'map_vol', xcli_client)
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if state == 'absent' and mapping:
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state_changed = execute_pyxcli_command(
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module, 'unmap_vol', xcli_client)
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module.exit_json(changed=state_changed)
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if __name__ == '__main__':
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main()
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