Remove unnecessary API call for listing instances

Change-Id: Ibd6a1ce15abc12524f49f4091acb38d6841a8476

troveclient/osc/v1/database_instances.py

@@ -27,26 +27,23 @@ from troveclient import utils as trove_utils
 
 def set_attributes_for_print(instances):
     for instance in instances:
+        # To avoid invoking GET request to trove.
+        instance_info = instance.to_dict()
+
         setattr(instance, 'flavor_id', instance.flavor['id'])
 
-        if hasattr(instance, 'volume'):
+        if 'volume' in instance_info:
             setattr(instance, 'size', instance.volume['size'])
         else:
             setattr(instance, 'size', '-')
 
-        if hasattr(instance, 'ip'):
+        setattr(instance, 'role', '')
-            addresses = ', '.join(instance.ip)
+        if 'replica_of' in instance_info:
-            setattr(instance, 'addresses', addresses)
-
-        # If 'replica_of' not in instance, the client will invoke a GET
-        # instance request to API.
-        if hasattr(instance, 'replica_of'):
             setattr(instance, 'role', 'replica')
-
+        if 'replicas' in instance_info:
-        if hasattr(instance, 'replicas'):
             setattr(instance, 'role', 'master')
 
-        if hasattr(instance, 'datastore'):
+        if 'datastore' in instance_info:
             if instance.datastore.get('version'):
                 setattr(instance, 'datastore_version',
                         instance.datastore['version'])

troveclient/tests/fakes.py

@@ -167,7 +167,9 @@ class FakeHTTPClient(base_client.HTTPClient):
                         "id": "1234",
                         "name": "test-member-1",
                         "status": "ACTIVE",
-                        "ip": ["10.0.0.13"],
+                        "addresses": [
+                            {"type": "private", "address": "10.0.0.13"}
+                        ],
                         "volume": {"size": 2},
                         "flavor": {"id": "02"},
                         "region": "regionOne",
@@ -179,7 +181,9 @@ class FakeHTTPClient(base_client.HTTPClient):
                         "id": "5678",
                         "name": "test-member-2",
                         "status": "ACTIVE",
-                        "ip": ["10.0.0.14"],
+                        "addresses": [
+                            {"type": "private", "address": "10.0.0.14"}
+                        ],
                         "volume": {"size": 2},
                         "flavor": {"id": "2"},
                         "region": "regionOne",

troveclient/tests/osc/v1/test_database_instances.py

@@ -55,9 +55,11 @@ class TestInstanceList(TestInstances):
         )
 
         values = [
-            ('1234', 'test-member-1', 'mysql', '5.6', 'ACTIVE', '10.0.0.13',
+            ('1234', 'test-member-1', 'mysql', '5.6', 'ACTIVE',
+             [{"type": "private", "address": "10.0.0.13"}],
              '02', 2, 'regionOne', 'replica'),
-            ('5678', 'test-member-2', 'mysql', '5.6', 'ACTIVE', '10.0.0.14',
+            ('5678', 'test-member-2', 'mysql', '5.6', 'ACTIVE',
+             [{"type": "private", "address": "10.0.0.14"}],
              '2', 2, 'regionOne', '')
         ]
         self.assertEqual(values, data)
@@ -77,15 +79,18 @@ class TestInstanceList(TestInstances):
 
         expected_instances = [
             ('1234', 'test-member-1', 'fake_tenant_id', 'mysql', '5.6',
-             'ACTIVE', '10.0.0.13', '02', 2, 'replica'),
+             'ACTIVE', [{"type": "private", "address": "10.0.0.13"}], '02', 2,
+             'replica'),
             ('5678', 'test-member-2', 'fake_tenant_id', 'mysql', '5.6',
-             'ACTIVE', '10.0.0.14', '2', 2, '')
+             'ACTIVE', [{"type": "private", "address": "10.0.0.14"}], '2', 2,
+             '')
         ]
         self.assertEqual(expected_instances, instances)
 
 
 class TestInstanceShow(TestInstances):
-    values = ('mysql', '5.6', '02', '1234', '10.0.0.13', 'test-member-1',
+    values = ([{'address': '10.0.0.13', 'type': 'private'}], 'mysql', '5.6',
+              '02', '1234', 'test-member-1',
               'regionOne', 'fake_master_id', 'ACTIVE', 'fake_tenant_id', 2)
 
     def setUp(self):
@@ -94,11 +99,11 @@ class TestInstanceShow(TestInstances):
         self.data = self.fake_instances.get_instances_1234()
         self.instance_client.get.return_value = self.data
         self.columns = (
+            'addresses',
             'datastore',
             'datastore_version',
             'flavor',
             'id',
-            'ip',
             'name',
             'region',
             'replica_of',