Add NetApp ONTAP user-role module (ansible#20722)

* Add NetApp ONTAP user-role module

* Make changes to adhere to community guidelines

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

@@ -0,0 +1,233 @@
+#!/usr/bin/python
+
+# (c) 2017, NetApp, Inc
+#
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+#
+ANSIBLE_METADATA = {'status': ['preview'],
+                    'supported_by': 'community',
+                    'version': '1.0'}
+
+DOCUMENTATION = '''
+
+module: na_cdot_user_role
+
+short_description: useradmin configuration and management
+extends_documentation_fragment:
+    - netapp.ontap
+version_added: '2.3'
+author: Sumit Kumar (sumit4@netapp.com)
+
+description:
+- Create or destroy user roles
+
+options:
+
+  state:
+    description:
+    - Whether the specified user should exist or not.
+    required: true
+    choices: ['present', 'absent']
+
+  name:
+    description:
+    - The name of the role to manage.
+    required: true
+
+  command_directory_name:
+    description:
+    - The command or command directory to which the role has an access.
+    required: true
+
+  access_level:
+    description:
+    - The name of the role to manage.
+    choices: ['none', 'readonly', 'all']
+    default: 'all'
+
+  vserver:
+    description:
+    - The name of the vserver to use.
+    required: true
+
+'''
+
+EXAMPLES = """
+
+    - name: Create User Role
+      na_cdot_user_role:
+        state: present
+        name: ansibleRole
+        command_directory_name: DEFAULT
+        access_level: none
+        vserver: ansibleVServer
+        hostname: "{{ netapp_hostname }}"
+        username: "{{ netapp_username }}"
+        password: "{{ netapp_password }}"
+
+"""
+
+RETURN = """
+
+"""
+
+from ansible.module_utils.basic import AnsibleModule
+from ansible.module_utils.pycompat24 import get_exception
+import ansible.module_utils.netapp as netapp_utils
+
+HAS_NETAPP_LIB = netapp_utils.has_netapp_lib()
+
+
+class NetAppCDOTUserRole(object):
+
+    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']),
+            name=dict(required=True, type='str'),
+
+            command_directory_name=dict(required=True, type='str'),
+            access_level=dict(required=False, type='str', default='all',
+                              choices=['none', 'readonly', 'all']),
+
+            vserver=dict(required=True, type='str'),
+        ))
+
+        self.module = AnsibleModule(
+            argument_spec=self.argument_spec,
+            supports_check_mode=True
+        )
+
+        p = self.module.params
+
+        # set up state variables
+        self.state = p['state']
+        self.name = p['name']
+
+        self.command_directory_name = p['command_directory_name']
+        self.access_level = p['access_level']
+
+        self.vserver = p['vserver']
+
+        if HAS_NETAPP_LIB is False:
+            self.module.fail_json(msg="the python NetApp-Lib module is required")
+        else:
+            self.server = netapp_utils.setup_ontap_zapi(module=self.module)
+
+    def get_role(self):
+        """
+        Checks if the role exists for specific command-directory-name.
+
+        :return:
+            True if role found
+            False if role is not found
+        :rtype: bool
+        """
+
+        security_login_role_get_iter = netapp_utils.zapi.NaElement(
+            'security-login-role-get-iter')
+        query_details = netapp_utils.zapi.NaElement.create_node_with_children(
+            'security-login-role-info', **{'vserver': self.vserver,
+                                           'role-name': self.name,
+                                           'command-directory-name':
+                                               self.command_directory_name})
+
+        query = netapp_utils.zapi.NaElement('query')
+        query.add_child_elem(query_details)
+        security_login_role_get_iter.add_child_elem(query)
+
+        try:
+            result = self.server.invoke_successfully(
+                security_login_role_get_iter, enable_tunneling=False)
+        except netapp_utils.zapi.NaApiError:
+            e = get_exception()
+            # Error 16031 denotes a role not being found.
+            if str(e.code) == "16031":
+                return False
+            else:
+                self.module.fail_json(msg='Error getting role %s' % self.name, exception=str(e))
+
+        if (result.get_child_by_name('num-records') and
+                int(result.get_child_content('num-records')) >= 1):
+            return True
+        else:
+            return False
+
+    def create_role(self):
+        role_create = netapp_utils.zapi.NaElement.create_node_with_children(
+            'security-login-role-create', **{'vserver': self.vserver,
+                                             'role-name': self.name,
+                                             'command-directory-name':
+                                                 self.command_directory_name,
+                                             'access-level':
+                                                 self.access_level})
+
+        try:
+            self.server.invoke_successfully(role_create,
+                                            enable_tunneling=False)
+        except netapp_utils.zapi.NaApiError:
+            err = get_exception()
+            self.module.fail_json(msg='Error creating role %s' % self.name, exception=str(err))
+
+    def delete_role(self):
+        role_delete = netapp_utils.zapi.NaElement.create_node_with_children(
+            'security-login-role-delete', **{'vserver': self.vserver,
+                                             'role-name': self.name,
+                                             'command-directory-name':
+                                                 self.command_directory_name})
+
+        try:
+            self.server.invoke_successfully(role_delete,
+                                            enable_tunneling=False)
+        except netapp_utils.zapi.NaApiError:
+            err = get_exception()
+            self.module.fail_json(msg='Error removing role %s' % self.name, exception=str(err))
+
+    def apply(self):
+        changed = False
+        role_exists = self.get_role()
+
+        if role_exists:
+            if self.state == 'absent':
+                changed = True
+
+            # Check if properties need to be updated
+        else:
+            if self.state == 'present':
+                changed = True
+
+        if changed:
+            if self.module.check_mode:
+                pass
+            else:
+                if self.state == 'present':
+                    if not role_exists:
+                        self.create_role()
+
+                    # Update properties
+
+                elif self.state == 'absent':
+                    self.delete_role()
+
+        self.module.exit_json(changed=changed)
+
+
+def main():
+    v = NetAppCDOTUserRole()
+    v.apply()
+
+if __name__ == '__main__':
+    main()