mirror of
https://github.com/thegeeklab/ansible-later.git
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322 lines
11 KiB
Python
322 lines
11 KiB
Python
#!/usr/bin/python
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# (c) 2018, NetApp, Inc
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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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'''
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Element Software Node Drives
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'''
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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': 'certified'}
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DOCUMENTATION = '''
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module: na_elementsw_drive
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short_description: NetApp Element Software Manage Node Drives
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extends_documentation_fragment:
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- netapp.solidfire
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version_added: '2.7'
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author: NetApp Ansible Team (ng-ansibleteam@netapp.com)
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description:
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- Add, Erase or Remove drive for nodes on Element Software Cluster.
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options:
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drive_id:
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description:
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- Drive ID or Serial Name of Node drive.
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- If not specified, add and remove action will be performed on all drives of node_id
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state:
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description:
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- Element SW Storage Drive operation state.
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- present - To add drive of node to participate in cluster data storage.
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- absent - To remove the drive from being part of active cluster.
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- clean - Clean-up any residual data persistent on a *removed* drive in a secured method.
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choices: ['present', 'absent', 'clean']
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default: 'present'
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node_id:
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description:
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- ID or Name of cluster node.
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required: true
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force_during_upgrade:
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description:
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- Flag to force drive operation during upgrade.
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type: 'bool'
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force_during_bin_sync:
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description:
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- Flag to force during a bin sync operation.
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type: 'bool'
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'''
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EXAMPLES = """
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- name: Add drive with status available to cluster
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tags:
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- elementsw_add_drive
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na_element_drive:
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hostname: "{{ elementsw_hostname }}"
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username: "{{ elementsw_username }}"
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password: "{{ elementsw_password }}"
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state: present
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drive_id: scsi-SATA_SAMSUNG_MZ7LM48S2UJNX0J3221807
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force_during_upgrade: false
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force_during_bin_sync: false
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node_id: sf4805-meg-03
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- name: Remove active drive from cluster
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tags:
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- elementsw_remove_drive
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na_element_drive:
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hostname: "{{ elementsw_hostname }}"
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username: "{{ elementsw_username }}"
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password: "{{ elementsw_password }}"
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state: absent
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force_during_upgrade: false
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node_id: sf4805-meg-03
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drive_id: scsi-SATA_SAMSUNG_MZ7LM48S2UJNX0J321208
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- name: Secure Erase drive
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tags:
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- elemensw_clean_drive
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na_elementsw_drive:
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hostname: "{{ elementsw_hostname }}"
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username: "{{ elementsw_username }}"
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password: "{{ elementsw_password }}"
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state: clean
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drive_id: scsi-SATA_SAMSUNG_MZ7LM48S2UJNX0J432109
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node_id: sf4805-meg-03
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- name: Add all the drives of a node to cluster
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tags:
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- elementsw_add_node
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na_elementsw_drive:
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hostname: "{{ elementsw_hostname }}"
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username: "{{ elementsw_username }}"
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password: "{{ elementsw_password }}"
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state: present
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force_during_upgrade: false
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force_during_bin_sync: false
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node_id: sf4805-meg-03
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"""
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RETURN = """
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msg:
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description: Success message
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returned: success
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type: string
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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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HAS_SF_SDK = netapp_utils.has_sf_sdk()
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class ElementSWDrive(object):
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"""
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Element Software Storage Drive operations
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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, choices=['present', 'absent', 'clean'], default='present'),
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drive_id=dict(required=False, type='str'),
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node_id=dict(required=True, type='str'),
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force_during_upgrade=dict(required=False, type='bool'),
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force_during_bin_sync=dict(required=False, type='bool')
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))
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self.module = AnsibleModule(
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argument_spec=self.argument_spec,
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supports_check_mode=True
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)
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input_params = self.module.params
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self.state = input_params['state']
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self.drive_id = input_params['drive_id']
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self.node_id = input_params['node_id']
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self.force_during_upgrade = input_params['force_during_upgrade']
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self.force_during_bin_sync = input_params['force_during_bin_sync']
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if HAS_SF_SDK is False:
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self.module.fail_json(
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msg="Unable to import the SolidFire Python SDK")
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else:
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self.sfe = netapp_utils.create_sf_connection(module=self.module)
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def get_node_id(self):
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"""
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Get Node ID
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:description: Find and retrieve node_id from the active cluster
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:return: node_id (None if not found)
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:rtype: node_id
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"""
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if self.node_id is not None:
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list_nodes = self.sfe.list_active_nodes()
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for current_node in list_nodes.nodes:
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if self.node_id == str(current_node.node_id):
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return current_node.node_id
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elif current_node.name == self.node_id:
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self.node_id = current_node.node_id
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return current_node.node_id
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self.node_id = None
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return self.node_id
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def get_drives_listby_status(self):
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"""
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Capture list of drives based on status for a given node_id
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:description: Capture list of active, failed and available drives from a given node_id
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:return: None
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"""
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if self.node_id is not None:
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list_drives = self.sfe.list_drives()
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for drive in list_drives.drives:
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if drive.node_id == self.node_id:
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if drive.status in ['active', 'failed']:
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self.active_drives[drive.serial] = drive.drive_id
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elif drive.status == "available":
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self.available_drives[drive.serial] = drive.drive_id
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return None
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def get_active_drives(self, drive_id=None):
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"""
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return a list of active drives
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if drive_id is specified, only [] or [drive_id] is returned
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else all available drives for this node are returned
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"""
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action_list = list()
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if self.drive_id is not None:
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if self.drive_id in self.active_drives.values():
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action_list.append(int(self.drive_id))
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if self.drive_id in self.active_drives:
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action_list.append(self.active_drives[self.drive_id])
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else:
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action_list.extend(self.active_drives.values())
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return action_list
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def get_available_drives(self, drive_id=None):
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"""
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return a list of available drives (not active)
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if drive_id is specified, only [] or [drive_id] is returned
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else all available drives for this node are returned
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"""
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action_list = list()
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if self.drive_id is not None:
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if self.drive_id in self.available_drives.values():
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action_list.append(int(self.drive_id))
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if self.drive_id in self.available_drives:
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action_list.append(self.available_drives[self.drive_id])
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else:
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action_list.extend(self.available_drives.values())
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return action_list
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def add_drive(self, drives=None):
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"""
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Add Drive available for Cluster storage expansion
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"""
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try:
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self.sfe.add_drives(drives,
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force_during_upgrade=self.force_during_upgrade,
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force_during_bin_sync=self.force_during_bin_sync)
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except Exception as exception_object:
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self.module.fail_json(msg='Error add drive to cluster %s' % (to_native(exception_object)),
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exception=traceback.format_exc())
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def remove_drive(self, drives=None):
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"""
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Remove Drive active in Cluster
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"""
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try:
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self.sfe.remove_drives(drives,
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force_during_upgrade=self.force_during_upgrade)
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except Exception as exception_object:
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self.module.fail_json(msg='Error remove drive from cluster %s' % (to_native(exception_object)),
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exception=traceback.format_exc())
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def secure_erase(self, drives=None):
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"""
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Secure Erase any residual data existing on a drive
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"""
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try:
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self.sfe.secure_erase_drives(drives)
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except Exception as exception_object:
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self.module.fail_json(msg='Error clean data from drive %s' % (to_native(exception_object)),
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exception=traceback.format_exc())
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def apply(self):
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"""
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Check, process and initiate Drive operation
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"""
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changed = False
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result_message = None
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self.active_drives = {}
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self.available_drives = {}
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action_list = []
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self.get_node_id()
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self.get_drives_listby_status()
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if self.module.check_mode is False and self.node_id is not None:
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if self.state == "present":
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action_list = self.get_available_drives(self.drive_id)
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if len(action_list) > 0:
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self.add_drive(action_list)
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changed = True
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elif self.drive_id is not None and (self.drive_id in self.active_drives.values() or self.drive_id in self.active_drives):
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changed = False # No action, so setting changed to false
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elif self.drive_id is None and len(self.active_drives) > 0:
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changed = False # No action, so setting changed to false
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else:
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self.module.fail_json(msg='Error - no drive(s) in available state on node to be included in cluster')
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elif self.state == "absent":
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action_list = self.get_active_drives(self.drive_id)
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if len(action_list) > 0:
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self.remove_drive(action_list)
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changed = True
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elif self.state == "clean":
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action_list = self.get_available_drives(self.drive_id)
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if len(action_list) > 0:
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self.secure_erase(action_list)
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changed = True
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else:
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self.module.fail_json(msg='Error - no drive(s) in available state on node to be cleaned')
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else:
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result_message = "Skipping changes, No change requested"
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self.module.exit_json(changed=changed, msg=result_message)
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def main():
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"""
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Main function
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"""
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na_elementsw_drive = ElementSWDrive()
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na_elementsw_drive.apply()
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if __name__ == '__main__':
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main()
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