Adding na_ontap_disks.py Module

lib/ansible/modules/storage/netapp/na_ontap_disks.py

@@ -0,0 +1,147 @@
+#!/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 = '''
+
+module: na_ontap_disks
+
+short_description: NetApp ONTAP Assign disks to nodes
+extends_documentation_fragment:
+    - netapp.na_ontap
+version_added: '2.7'
+author: NetApp Ansible Team (ng-ansibleteam@netapp.com)
+
+description:
+- Assign all or part of disks to nodes.
+
+options:
+
+  node:
+    required: true
+    description:
+    - It specifies the node to assign all visible unowned disks.
+
+'''
+
+EXAMPLES = """
+- name: Assign unowned disks
+  na_ontap_disks:
+    node: cluster-01
+    hostname: "{{ hostname }} "
+    username: "{{ admin username }}"
+    password: "{{ admin password }}"
+"""
+
+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
+
+
+HAS_NETAPP_LIB = netapp_utils.has_netapp_lib()
+
+
+class NetAppOntapDisks(object):
+    ''' object initialize and class methods '''
+
+    def __init__(self):
+        self.argument_spec = netapp_utils.na_ontap_host_argument_spec()
+        self.argument_spec.update(dict(
+            node=dict(required=True, type='str'),
+        ))
+
+        self.module = AnsibleModule(
+            argument_spec=self.argument_spec,
+            supports_check_mode=True
+        )
+
+        parameters = self.module.params
+
+        # set up state variables
+        self.node = parameters['node']
+
+        if HAS_NETAPP_LIB is False:
+            self.module.fail_json(msg="the python NetApp-Lib module is required")
+        else:
+            self.server = netapp_utils.setup_na_ontap_zapi(module=self.module)
+
+    def disk_check(self):
+        """
+        Check for disks
+        """
+        disk_iter = netapp_utils.zapi.NaElement('storage-disk-get-iter')
+        disk_storage_info = netapp_utils.zapi.NaElement('storage-disk-info')
+        disk_raid_info = netapp_utils.zapi.NaElement('disk-raid-info')
+        disk_raid_info.add_new_child('container-type', 'unassigned')
+        disk_storage_info.add_child_elem(disk_raid_info)
+
+        disk_query = netapp_utils.zapi.NaElement('query')
+        disk_query.add_child_elem(disk_storage_info)
+
+        disk_iter.add_child_elem(disk_query)
+        result = self.server.invoke_successfully(disk_iter, True)
+
+        if result.get_child_by_name('num-records') and \
+                int(result.get_child_content('num-records')) >= 1:
+            has_disks = "true"
+            return has_disks
+
+    def disk_assign(self):
+        """
+        enable aggregate (online).
+        """
+        assign_disk = netapp_utils.zapi.NaElement.create_node_with_children(
+            'disk-sanown-assign', **{'node-name': self.node,
+                                     'all': 'true'})
+        try:
+            self.server.invoke_successfully(assign_disk,
+                                            enable_tunneling=True)
+            return True
+        except netapp_utils.zapi.NaApiError as error:
+            if to_native(error.code) == "13001":
+                # Error 13060 denotes aggregate is already online
+                return False
+            else:
+                self.module.fail_json(msg='Error assigning disks %s' %
+                                      (to_native(error)),
+                                      exception=traceback.format_exc())
+
+    def apply(self):
+        '''Apply action to disks'''
+        changed = False
+        results = netapp_utils.get_cserver(self.server)
+        cserver = netapp_utils.setup_na_ontap_zapi(
+            module=self.module, vserver=results)
+        netapp_utils.ems_log_event("na_ontap_disks", cserver)
+
+        # check if anything needs to be changed (add/delete/update)
+        unowned_disks = self.disk_check()
+        if unowned_disks == 'true':
+            self.disk_assign()
+            changed = True
+        self.module.exit_json(changed=changed)
+
+
+def main():
+    ''' Create object and call apply '''
+    obj_aggr = NetAppOntapDisks()
+    obj_aggr.apply()
+
+
+if __name__ == '__main__':
+    main()