Add new ovirt_mac_pools module (#3646)

This patch adds new module to manage oVirt MAC pools.

lib/ansible/modules/extras/cloud/ovirt/ovirt_mac_pools.py

@@ -0,0 +1,176 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+#
+# Copyright (c) 2016 Red Hat, 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/>.
+#
+
+import traceback
+
+try:
+    import ovirtsdk4.types as otypes
+except ImportError:
+    pass
+
+from ansible.module_utils.basic import AnsibleModule
+from ansible.module_utils.ovirt import (
+    BaseModule,
+    check_sdk,
+    equal,
+    create_connection,
+    ovirt_full_argument_spec,
+)
+
+
+DOCUMENTATION = '''
+---
+module: ovirt_mac_pools
+short_description: Module to manage MAC pools in oVirt
+version_added: "2.3"
+author: "Ondra Machacek (@machacekondra)"
+description:
+    - "This module manage MAC pools in oVirt."
+options:
+    name:
+        description:
+            - "Name of the the MAC pool to manage."
+        required: true
+    description:
+        description:
+            - "Description of the MAC pool."
+    state:
+        description:
+            - "Should the mac pool be present or absent."
+        choices: ['present', 'absent']
+        default: present
+    allow_duplicates:
+        description:
+            - "If (true) allow a MAC address to be used multiple times in a pool."
+            - "Default value is set by oVirt engine to I(false)."
+    ranges:
+        description:
+            - "List of MAC ranges. The from and to should be splitted by comma."
+            - "For example: 00:1a:4a:16:01:51,00:1a:4a:16:01:61"
+extends_documentation_fragment: ovirt
+'''
+
+EXAMPLES = '''
+# Examples don't contain auth parameter for simplicity,
+# look at ovirt_auth module to see how to reuse authentication:
+
+# Create MAC pool:
+- ovirt_mac_pools:
+    name: mymacpool
+    allow_duplicates: false
+    ranges:
+      - 00:1a:4a:16:01:51,00:1a:4a:16:01:61
+      - 00:1a:4a:16:02:51,00:1a:4a:16:02:61
+
+# Remove MAC pool:
+- ovirt_mac_pools:
+    state: absent
+    name: mymacpool
+'''
+
+RETURN = '''
+id:
+    description: ID of the MAC pool which is managed
+    returned: On success if MAC pool is found.
+    type: str
+    sample: 7de90f31-222c-436c-a1ca-7e655bd5b60c
+template:
+    description: "Dictionary of all the MAC pool attributes. MAC pool attributes can be found on your oVirt instance
+                  at following url: https://ovirt.example.com/ovirt-engine/api/model#types/mac_pool."
+    returned: On success if MAC pool is found.
+'''
+
+
+class MACPoolModule(BaseModule):
+
+    def build_entity(self):
+        return otypes.MacPool(
+            name=self._module.params['name'],
+            allow_duplicates=self._module.params['allow_duplicates'],
+            description=self._module.params['description'],
+            ranges=[
+                otypes.Range(
+                    from_=mac_range.split(',')[0],
+                    to=mac_range.split(',')[1],
+                )
+                for mac_range in self._module.params['ranges']
+            ],
+        )
+
+    def _compare_ranges(self, entity):
+        if self._module.params['ranges'] is not None:
+            ranges = sorted([
+                '%s,%s' % (mac_range.from_, mac_range.to)
+                for mac_range in entity.ranges
+            ])
+            return equal(sorted(self._module.params['ranges']), ranges)
+
+        return True
+
+    def update_check(self, entity):
+        return (
+            self._compare_ranges(entity) and
+            equal(self._module.params['allow_duplicates'], entity.allow_duplicates) and
+            equal(self._module.params['description'], entity.description)
+        )
+
+
+def main():
+    argument_spec = ovirt_full_argument_spec(
+        state=dict(
+            choices=['present', 'absent'],
+            default='present',
+        ),
+        name=dict(default=None, required=True),
+        allow_duplicates=dict(default=None, type='bool'),
+        description=dict(default=None),
+        ranges=dict(default=None, type='list'),
+    )
+    module = AnsibleModule(
+        argument_spec=argument_spec,
+        supports_check_mode=True,
+    )
+    check_sdk(module)
+
+    try:
+        connection = create_connection(module.params.pop('auth'))
+        mac_pools_service = connection.system_service().mac_pools_service()
+        mac_pools_module = MACPoolModule(
+            connection=connection,
+            module=module,
+            service=mac_pools_service,
+        )
+
+        state = module.params['state']
+        if state == 'present':
+            ret = mac_pools_module.create()
+        elif state == 'absent':
+            ret = mac_pools_module.remove()
+
+        module.exit_json(**ret)
+    except Exception as e:
+        module.fail_json(msg=str(e), exception=traceback.format_exc())
+    finally:
+        connection.close(logout=False)
+
+
+if __name__ == "__main__":
+    main()