Introduce Neutron DHCP agent commands to OSC

This patch introduces neutron dhcp-agent related commands to OpenStack
client.

The equivalent neutron commands implemented in OSC:

neutron: dhcp-agent-list-hosting-net
OSC: network agent list --network

neutron: dhcp-agent-network-add
OSC: network agent add network

neutron: dhcp-agent-network-remove
OSC: network agent remove network

neutron: net-list-on-dhcp-agent
OSC: network list --agent

Change-Id: I77a933f4b3ce875c63cef5b6a32aee78fd844b03

2 files changed, 95 insertions, 0 deletions

diff --git a/openstackclient/tests/functional/network/v2/test_network.py b/openstackclient/tests/functional/network/v2/test_network.py
index 12636558..0e10bfce 100644
--- a/openstackclient/tests/functional/network/v2/test_network.py
+++ b/openstackclient/tests/functional/network/v2/test_network.py
@@ -238,6 +238,49 @@ class NetworkTests(base.TestCase):
         self.assertIn(name1, col_name)
         self.assertNotIn(name2, col_name)
 
+    def test_network_dhcp_agent(self):
+        name1 = uuid.uuid4().hex
+        cmd_output1 = json.loads(self.openstack(
+            'network create -f json ' +
+            '--description aaaa ' +
+            name1
+        ))
+
+        self.addCleanup(self.openstack, 'network delete ' + name1)
+
+        # Get network ID
+        network_id = cmd_output1['id']
+
+        # Get DHCP Agent ID
+        cmd_output2 = json.loads(self.openstack(
+            'network agent list -f json --agent-type dhcp'
+        ))
+        agent_id = cmd_output2[0]['ID']
+
+        # Add Agent to Network
+        self.openstack(
+            'network agent add network --dhcp '
+            + agent_id + ' ' + network_id
+        )
+
+        # Test network list --agent
+        cmd_output3 = json.loads(self.openstack(
+            'network list -f json --agent ' + agent_id
+        ))
+
+        # Cleanup
+        # Remove Agent from Network
+        self.openstack(
+            'network agent remove network --dhcp '
+            + agent_id + ' ' + network_id
+        )
+
+        # Assert
+        col_name = [x["ID"] for x in cmd_output3]
+        self.assertIn(
+            network_id, col_name
+        )
+
     def test_network_set(self):
         """Tests create options, set, show, delete"""
         name = uuid.uuid4().hex
diff --git a/openstackclient/tests/functional/network/v2/test_network_agent.py b/openstackclient/tests/functional/network/v2/test_network_agent.py
index dd6112e7..6da721d1 100644
--- a/openstackclient/tests/functional/network/v2/test_network_agent.py
+++ b/openstackclient/tests/functional/network/v2/test_network_agent.py
@@ -10,6 +10,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import json
+import uuid
+
 from openstackclient.tests.functional import base
 
 
@@ -39,3 +42,52 @@ class NetworkAgentTests(base.TestCase):
         self.openstack('network agent set --enable ' + self.IDs[0])
         raw_output = self.openstack('network agent show ' + self.IDs[0] + opts)
         self.assertEqual("UP\n", raw_output)
+
+
+class NetworkAgentListTests(base.TestCase):
+    """Functional test for network agent list --network. """
+
+    def test_network_dhcp_agent_list(self):
+        """Test network agent list"""
+
+        name1 = uuid.uuid4().hex
+        cmd_output1 = json.loads(self.openstack(
+            'network create -f json ' +
+            '--description aaaa ' +
+            name1
+        ))
+
+        self.addCleanup(self.openstack, 'network delete ' + name1)
+
+        # Get network ID
+        network_id = cmd_output1['id']
+
+        # Get DHCP Agent ID
+        cmd_output2 = json.loads(self.openstack(
+            'network agent list -f json --agent-type dhcp'
+        ))
+        agent_id = cmd_output2[0]['ID']
+
+        # Add Agent to Network
+        self.openstack(
+            'network agent add network --dhcp '
+            + agent_id + ' ' + network_id
+        )
+
+        # Test network agent list --network
+        cmd_output3 = json.loads(self.openstack(
+            'network agent list -f json --network ' + network_id
+        ))
+
+        # Cleanup
+        # Remove Agent from Network
+        self.openstack(
+            'network agent remove network --dhcp '
+            + agent_id + ' ' + network_id
+        )
+
+        # Assert
+        col_name = [x["ID"] for x in cmd_output3]
+        self.assertIn(
+            agent_id, col_name
+        )