adding ElementSW access group module

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

@@ -0,0 +1,299 @@
+#!/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)
+
+"""
+Element Software Access Group Manager
+"""
+
+from __future__ import absolute_import, division, print_function
+__metaclass__ = type
+
+
+ANSIBLE_METADATA = {'metadata_version': '1.1',
+                    'status': ['preview'],
+                    'supported_by': 'community'}
+
+
+DOCUMENTATION = '''
+
+module: na_elementsw_access_group
+
+short_description: NetApp Element Software Manage Access Groups
+extends_documentation_fragment:
+    - netapp.solidfire
+version_added: '2.7'
+author: NetApp Ansible Team (ng-ansibleteam@netapp.com)
+description:
+- Create, destroy, or update access groups on Element Software Cluster.
+
+options:
+
+    state:
+        description:
+        - Whether the specified access group should exist or not.
+        required: true
+        choices: ['present', 'absent']
+
+    src_access_group_id:
+        description:
+        - ID or Name of the access group to modify or delete.
+        - Required for delete and modify operations.
+
+    new_name:
+        description:
+        - New name for the access group for create and modify operation.
+        - Required for create operation.
+
+    initiators:
+        description:
+        - List of initiators to include in the access group. If unspecified, the access group will start out without configured initiators.
+        required: false
+
+    volumes:
+        description:
+        - List of volumes to initially include in the volume access group. If unspecified, the access group will start without any volumes.
+
+    virtual_network_id:
+        description:
+        - The ID of the Element SW Software Cluster Virtual Network ID to associate the access group with.
+
+    virtual_network_tags:
+        description:
+        - The ID of the VLAN Virtual Network Tag to associate the access group with.
+
+    attributes:
+        description: List of Name/Value pairs in JSON object format.
+
+'''
+
+EXAMPLES = """
+   - name: Create Access Group
+     na_elementsw_access_group:
+       hostname: "{{ elementsw_hostname }}"
+       username: "{{ elementsw_username }}"
+       password: "{{ elementsw_password }}"
+       state: present
+       new_name: AnsibleAccessGroup
+       volumes: [7,8]
+
+   - name: Modify Access Group
+     na_elementsw_access_group:
+       hostname: "{{ elementsw_hostname }}"
+       username: "{{ elementsw_username }}"
+       password: "{{ elementsw_password }}"
+       state: present
+       src_access_group_id: AnsibleAccessGroup
+       new_name: AnsibleAccessGroup-Renamed
+       attributes: {"volumes": [1,2,3], "virtual_network_id": 12345}
+
+   - name: Delete Access Group
+     na_elementsw_access_group:
+       hostname: "{{ elementsw_hostname }}"
+       username: "{{ elementsw_username }}"
+       password: "{{ elementsw_password }}"
+       state: absent
+       src_access_group_id: 1
+"""
+
+
+RETURN = """
+
+msg:
+    description: Success message
+    returned: success
+    type: string
+
+"""
+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_elementsw_module import NaElementSWModule
+
+HAS_SF_SDK = netapp_utils.has_sf_sdk()
+
+
+class ElementSWAccessGroup(object):
+    """
+    Element Software Volume Access Group
+    """
+
+    def __init__(self):
+
+        self.argument_spec = netapp_utils.ontap_sf_host_argument_spec()
+        self.argument_spec.update(dict(
+            state=dict(required=True, choices=['present', 'absent']),
+            src_access_group_id=dict(required=False, type='str'),
+            new_name=dict(required=False, type='str'),
+            initiators=dict(required=False, type='list'),
+            volumes=dict(required=False, type='list'),
+            virtual_network_id=dict(required=False, type='list'),
+            virtual_network_tags=dict(required=False, type='list'),
+            attributes=dict(required=False, type='dict'),
+        ))
+
+        self.module = AnsibleModule(
+            argument_spec=self.argument_spec,
+            supports_check_mode=True
+        )
+
+        input_params = self.module.params
+
+        # Set up state variables
+        self.state = input_params['state']
+        self.src_access_group_id = input_params['src_access_group_id']
+        self.new_name = input_params['new_name']
+        self.initiators = input_params['initiators']
+        self.volumes = input_params['volumes']
+        self.virtual_network_id = input_params['virtual_network_id']
+        self.virtual_network_tags = input_params['virtual_network_tags']
+        self.attributes = input_params['attributes']
+
+        if self.state == "absent" and self.src_access_group_id is None:
+            self.module.fail_json(msg="For delete operation, src_access_group_id parameter is required")
+
+        if self.state == 'present' and self.new_name is None and self.src_access_group_id is None:
+            self.module.fail_json(msg="new_name parameter or src_access_group is required parameter")
+
+        if HAS_SF_SDK is False:
+            self.module.fail_json(msg="Unable to import the SolidFire Python SDK")
+        else:
+            self.sfe = netapp_utils.create_sf_connection(module=self.module)
+
+        self.elementsw_helper = NaElementSWModule(self.sfe)
+
+        # add telemetry attributes
+        if self.attributes is not None:
+            self.attributes.update(self.elementsw_helper.set_element_attributes(source='na_elementsw_access_group'))
+        else:
+            self.attributes = self.elementsw_helper.set_element_attributes(source='na_elementsw_access_group')
+
+    def get_access_group(self):
+        """
+        Get Access Group
+            :description: Get Access Group object for a given src_access_group_id
+
+            :return: object (Group object)
+            :rtype: object (Group object)
+        """
+        access_groups_list = self.sfe.list_volume_access_groups()
+        self.new_name_exists = False
+        group_obj = None
+
+        for group in access_groups_list.volume_access_groups:
+            # Check  and get access_group object for a given src_access_group_id
+            if self.src_access_group_id is not None and group_obj is None:
+                if str(group.volume_access_group_id) == self.src_access_group_id:
+                    group_obj = group
+                elif group.name == self.src_access_group_id:
+                    self.src_access_group_id = group.volume_access_group_id
+                    group_obj = group
+            # Check if new_name exists on the list
+            if group_obj is not None and self.new_name is None:
+                return group_obj
+            elif group.name == self.new_name:
+                self.new_name_exists = True
+                return group_obj
+        return group_obj
+
+    def create_access_group(self):
+        """
+        Create the Access Group
+        """
+        try:
+            self.sfe.create_volume_access_group(name=self.new_name,
+                                                initiators=self.initiators,
+                                                volumes=self.volumes,
+                                                virtual_network_id=self.virtual_network_id,
+                                                virtual_network_tags=self.virtual_network_tags,
+                                                attributes=self.attributes)
+        except Exception as e:
+            self.module.fail_json(msg="Error creating volume access group %s: %s" %
+                                  (self.name, to_native(e)), exception=traceback.format_exc())
+
+    def delete_access_group(self):
+        """
+        Delete the Access Group
+        """
+        try:
+            self.sfe.delete_volume_access_group(volume_access_group_id=self.src_access_group_id)
+
+        except Exception as e:
+            self.module.fail_json(msg="Error deleting volume access group %s: %s" %
+                                  (self.src_access_group_id, to_native(e)),
+                                  exception=traceback.format_exc())
+
+    def update_access_group(self):
+        """
+        Update the Access Group
+        """
+        try:
+            self.sfe.modify_volume_access_group(volume_access_group_id=self.src_access_group_id,
+                                                virtual_network_id=self.virtual_network_id,
+                                                virtual_network_tags=self.virtual_network_tags,
+                                                name=self.new_name,
+                                                initiators=self.initiators,
+                                                volumes=self.volumes,
+                                                attributes=self.attributes)
+        except Exception as e:
+            self.module.fail_json(msg="Error updating volume access group %s: %s" %
+                                  (self.src_access_group_id, to_native(e)), exception=traceback.format_exc())
+
+    def apply(self):
+        """
+        Process the access group operation on the Element Software Cluster
+        """
+        changed = False
+        group_exists = False
+        update_group = False
+        group_detail = self.get_access_group()
+
+        if self.module.check_mode is False and group_detail is not None:
+            group_exists = True
+
+            if self.state == "absent":
+                self.delete_access_group()
+                changed = True
+            else:
+                # Check if we need to update the group
+                if self.new_name is not None and self.new_name_exists is False:
+                    update_group = True
+                    changed = True
+
+                elif self.volumes is not None and group_detail.volumes != self.volumes:
+                    update_group = True
+                    changed = True
+
+                elif self.initiators is not None and group_detail.initiators != self.initiators:
+                    update_group = True
+                    changed = True
+
+                elif self.virtual_network_id is not None or self.virtual_network_tags is not None or \
+                        self.attributes is not None:
+                    update_group = True
+                    changed = True
+
+                if update_group:
+                    self.update_access_group()
+
+        elif self.module.check_mode is False and self.new_name_exists is False and self.new_name is not None and self.state == 'present':
+            self.create_access_group()
+            changed = True
+
+        self.module.exit_json(changed=changed)
+
+
+def main():
+    """
+    Main function
+    """
+    na_elementsw_access_group = ElementSWAccessGroup()
+    na_elementsw_access_group.apply()
+
+
+if __name__ == '__main__':
+    main()