Add "vlan_qinq" attribute to the "network" resource

Depends-On: https://review.opendev.org/c/openstack/python-openstackclient/+/940111

Related-Bug: #1915151
Change-Id: I58e9a8bde3dc9425c8ea698a6f4ec07ce21f1e5a

openstack/network/v2/network.py

@@ -115,6 +115,8 @@ class Network(_base.NetworkResource, _base.TagMixinNetwork):
     updated_at = resource.Body('updated_at')
     #: Indicates the VLAN transparency mode of the network
     is_vlan_transparent = resource.Body('vlan_transparent', type=bool)
+    #: Indicates the VLAN QinQ mode of the network
+    is_vlan_qinq = resource.Body('vlan_qinq', type=bool)
 
 
 class DHCPAgentHostingNetwork(Network):

openstack/tests/unit/cloud/test_network.py

@@ -162,6 +162,7 @@ class TestNetworks(base.TestCase):
         'mtu': 0,
         'dns_domain': 'sample.openstack.org.',
         'vlan_transparent': None,
+        'vlan_qinq': None,
         'segments': None,
     }
 

openstack/tests/unit/network/v2/test_network.py

@@ -42,6 +42,7 @@ EXAMPLE = {
     'subnets': ['18', '19'],
     'updated_at': '2016-07-09T12:14:57.233772',
     'vlan_transparent': False,
+    'vlan_qinq': False,
 }
 
 
@@ -97,6 +98,7 @@ class TestNetwork(base.TestCase):
         self.assertEqual(EXAMPLE['subnets'], sot.subnet_ids)
         self.assertEqual(EXAMPLE['updated_at'], sot.updated_at)
         self.assertEqual(EXAMPLE['vlan_transparent'], sot.is_vlan_transparent)
+        self.assertEqual(EXAMPLE['vlan_qinq'], sot.is_vlan_qinq)
 
         self.assertDictEqual(
             {

releasenotes/notes/add-vlan_qinq-to-the-network-72d69e4f8856d48f.yaml

@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    Add ``vlan_qinq`` attribute to the ``network`` resource. Users can use this
+    attribute to create network which will allow to configure VLANs
+    transparently in the guest VM and will use ethertype ``0x8a88 (802.1ad)``.