From 835ef7dd66f5289731d3670cee74096f8e4a4d53 Mon Sep 17 00:00:00 2001
From: Dag Wieers <dag@wieers.com>
Date: Tue, 15 Aug 2017 03:23:26 +0200
Subject: [PATCH] new module: Manage Layer 2 interface policies
 [network/aci/aci_l2_policy] (#28205)

Manage Layer 2 interface policies on Cisco ACI fabrics.
This module is idempotent, and supports check-mode and has diff-support.
---
 .../modules/network/aci/aci_l2_policy.py      | 129 ++++++++++++++++++
 1 file changed, 129 insertions(+)
 create mode 100644 lib/ansible/modules/network/aci/aci_l2_policy.py

diff --git a/lib/ansible/modules/network/aci/aci_l2_policy.py b/lib/ansible/modules/network/aci/aci_l2_policy.py
new file mode 100644
index 0000000000..969c97f330
--- /dev/null
+++ b/lib/ansible/modules/network/aci/aci_l2_policy.py
@@ -0,0 +1,129 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+# 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': '1.0',
+                    'status': ['preview'],
+                    'supported_by': 'community'}
+
+DOCUMENTATION = r'''
+---
+module: aci_l2_policy
+short_description: Manage Layer 2 interface policies on Cisco ACI fabrics
+description:
+- Manage Layer 2 interface policies on Cisco ACI fabrics.
+author:
+- Swetha Chunduri (@schunduri)
+- Dag Wieers (@dagwieers)
+- Jacob McGill (@jmcgill298)
+version_added: '2.4'
+requirements:
+- ACI Fabric 1.0(3f)+
+options:
+  l2_policy:
+    description:
+    - The name of the Layer 2 interface policy.
+    required: yes
+    aliases: [ name ]
+  description:
+    description:
+    - Description of the Layer 2 interface policy.
+    aliases: [ descr ]
+  vlan_scope:
+    description:
+    - The scope of the VLAN.
+    choices: [ global, portlocal ]
+    default: global
+  state:
+    description:
+    - Use C(present) or C(absent) for adding or removing.
+    - Use C(query) for listing an object or multiple objects.
+    choices: [ absent, present, query ]
+    default: present
+extends_documentation_fragment: aci
+'''
+
+EXAMPLES = r'''
+- aci_l2_policy:
+    hostname: '{{ hostname }}'
+    username: '{{ username }}'
+    password: '{{ password }}'
+    l2_policy: '{{ l2_policy }}'
+    vlan_scope: '{{ vlan_policy }}'
+    description: '{{ description }}'
+'''
+
+RETURN = r'''
+#
+'''
+
+from ansible.module_utils.aci import ACIModule, aci_argument_spec
+from ansible.module_utils.basic import AnsibleModule
+
+# Mapping dicts are used to normalize the proposed data to what the APIC expects, which will keep diffs accurate
+QINQ_MAPPING = dict(core_port='corePort', disabled='disabled', edge_port='edgePort')
+
+
+def main():
+    argument_spec = aci_argument_spec
+    argument_spec.update(
+        l2_policy=dict(type='str', required=False, aliases=['name']),  # Not required for querying all policies
+        description=dict(type='str', aliases=['descr']),
+        vlan_scope=dict(type='str', choices=['global', 'portlocal']),  # No default provided on purpose
+        qinq=dict(type='str', choices=['core_port', 'disabled', 'edge_port']),
+        vepa=dict(type='str', choices=['disabled', 'enabled']),
+        state=dict(type='str', default='present', choices=['absent', 'present', 'query']),
+        method=dict(type='str', choices=['delete', 'get', 'post'], aliases=['action'], removed_in_version='2.6'),  # Deprecated starting from v2.6
+    )
+
+    module = AnsibleModule(
+        argument_spec=argument_spec,
+        supports_check_mode=True,
+    )
+
+    l2_policy = module.params['l2_policy']
+    vlan_scope = module.params['vlan_scope']
+    qinq = module.params['qinq']
+    if qinq is not None:
+        qinq = QINQ_MAPPING[qinq]
+    vepa = module.param['vepa']
+    description = module.params['description']
+    state = module.params['state']
+
+    aci = ACIModule(module)
+
+    if l2_policy is not None:
+        # Work with a specific object
+        path = 'api/mo/uni/infra/l2IfP-%(l2_policy)s.json' % module.params
+    elif state == 'query':
+        # Query all objects
+        path = 'api/class/l2IfPol.json'
+    else:
+        module.fail_json(msg="Parameter 'l2_policy' is required for state 'absent' or 'present'")
+
+    aci.result['url'] = '%(protocol)s://%(hostname)s/' % aci.params + path
+
+    aci.get_existing()
+
+    if state == 'present':
+        # Filter out module parameters with null values
+        aci.payload(aci_class='l2IfPol', class_config=dict(name=l2_policy, descr=description, vlanScope=vlan_scope, qinq=qinq, vepa=vepa))
+
+        # Generate config diff which will be used as POST request body
+        aci.get_diff(aci_class='l2IfPol')
+
+        # Submit changes if module not in check_mode and the proposed is different than existing
+        aci.post_config()
+
+    elif state == 'absent':
+        aci.delete_config()
+
+    module.exit_json(**aci.result)
+
+
+if __name__ == "__main__":
+    main()