Add response information for Individual Subscription

Response information was added to Individual Subscription.

Added data is supported in POST Subscription patch.
So, we added UT test code for supporting this API
and updated inc file to include the additional
response parameters.

Implements: blueprint support-fundamental-lcm
Spec: https://specs.openstack.org/openstack/tacker-specs/specs/wallaby/support-fundamental-vnf-lcm-based-on-ETSI-NFV.html
Change-Id: I6e5d10a68b34f5e78e6d56d2aba5646b272e54d0

api-ref/source/v1/parameters_vnflcm.yaml

@@ -655,6 +655,13 @@ filter_operation_types:
   in: body
   required: false
   type: string
+filter_vnf_instance_subscription_filter:
+  description: |
+    This type represents subscription filter
+    criteria to match VNF instances.
+  in: body
+  required: false
+  type: object
 fixed_addresses:
   description: |
     Fixed addresses to assign (from the subnet defined by "subnetId"

api-ref/source/v1/samples/vnflcm/show-subscription-response.json

@@ -1,14 +1,52 @@
-{
-  "id": "76057f8e65ab37fb82d9382dfc3f3c8b",
-  "filter": {
-    "notificationTypes": [
-      "VnfLcmOperationOccurrenceNotification"
-    ]
-  },
-  "callbackUri": "http://sample1.com/notification",
-  "_links": {
-    "self": {
-      "href": "https://sample1.com/vnflcm/v1/subscriptions/76057f8e65ab37fb82d9382dfc3f3c8b"
-    }
-  }
+{
+  "id": "76057f8e65ab37fb82d9382dfc3f3c8b",
+  "filter": {
+    "vnfInstanceSubscriptionFilter": {
+      "vnfdIds": [],
+      "vnfProductsFromProviders": {
+        "vnfProvider": "Vnf Provider 1",
+        "vnfProducts": [
+          {
+            "vnfProductName": "Vnf Product 1",
+            "versions": [
+              {
+                "vnfSoftwareVersion": "v1",
+                "vnfdVersions": [
+                  "vnfd.v1.1"
+                ]
+              }
+            ]
+          }
+        ]
+      }
+    },
+    "notificationTypes": [
+      "VnfLcmOperationOccurrenceNotification",
+      "VnfIdentifierCreationNotification",
+      "VnfIdentifierDeletionNotification"
+    ],
+    "operationTypes": [
+      "INSTANTIATE",
+      "SCALE",
+      "TERMINATE",
+      "HEAL",
+      "CHANGE_EXT_CONN",
+      "MODIFY_INFO"
+    ],
+    "operationStates": [
+      "STARTING",
+      "PROCESSING",
+      "COMPLETED",
+      "FAILED_TEMP",
+      "FAILED",
+      "ROLLING_BACK",
+      "ROLLED_BACK"
+    ]
+  },
+  "callbackUri": "http://sample1.com/notification",
+  "_links": {
+    "self": {
+      "href": "https://sample1.com/vnflcm/v1/subscriptions/76057f8e65ab37fb82d9382dfc3f3c8b"
+    }
+  }
 }

api-ref/source/v1/vnflcm.inc

@@ -1258,8 +1258,10 @@ Response Parameters
 
   - id: subscription_id_response
   - filter: filter
+  - vnfInstanceSubscriptionFilter: filter_vnf_instance_subscription_filter
   - notificationTypes: filter_notification_types
   - operationTypes: filter_operation_types
+  - operationStates: filter_operation_states
   - callbackUri: callback_uri
   - _links: vnf_instance_links
 

tacker/api/views/vnf_lcm.py

@@ -282,6 +282,9 @@ class ViewBuilder(base.BaseViewBuilder):
         return self._subscription_filter(
             vnf_lcm_subscriptions, nextpage_opaque_marker, paging)
 
+    # TODO(esto.aln): To remove show subscription related processing
+    # in vnf_lcm.py. Current processing for show subscription is in
+    # vnf_subscriptions.py.
     def subscription_show(self, vnf_lcm_subscriptions):
         return self._get_vnf_lcm_subscription(vnf_lcm_subscriptions)
 

tacker/tests/unit/vnflcm/fakes.py

@@ -16,6 +16,7 @@
 from copy import deepcopy
 import datetime
 import iso8601
+import json
 import os
 import webob
 
@@ -1692,10 +1693,27 @@ def _fake_subscription_obj(**updates):
                 "vnfInstanceNames": ["Vnf Name 1"]
             },
             "notificationTypes": [
-                "VnfLcmOperationOccurrenceNotification"
+                "VnfLcmOperationOccurrenceNotification",
+                "VnfIdentifierCreationNotification",
+                "VnfIdentifierDeletionNotification"
             ],
-            "operationTypes": ["INSTANTIATE"],
-            "operationStates": ["STARTING"]
+            "operationTypes": [
+                "INSTANTIATE",
+                "SCALE",
+                "TERMINATE",
+                "HEAL",
+                "CHANGE_EXT_CONN",
+                "MODIFY_INFO"
+            ],
+            "operationStates": [
+                "STARTING",
+                "PROCESSING",
+                "COMPLETED",
+                "FAILED_TEMP",
+                "FAILED",
+                "ROLLING_BACK",
+                "ROLLED_BACK"
+            ]
         },
         'callback_uri': 'http://localhost/sample_callback_uri'}
 
@@ -1713,3 +1731,34 @@ def return_subscription_object(**updates):
 def return_vnf_subscription_list(**updates):
     vnc_lcm_subscription = return_subscription_object(**updates)
     return [vnc_lcm_subscription]
+
+
+def _subscription_links(subscription_dict):
+    links = {
+        "_links": {
+            "self": {
+                "href": "%(endpoint)s/vnflcm/v1/subscriptions/%(id)s"
+                        % {'id': subscription_dict['id'],
+                           'endpoint': CONF.vnf_lcm.endpoint_url}
+            }
+        }
+    }
+    subscription_dict.update(links)
+
+    return subscription_dict
+
+
+def return_subscription_obj(**updates):
+    subscription = _fake_subscription_obj(**updates)
+    subscription['filter'] = json.dumps(subscription['filter'])
+    obj = objects.LccnSubscriptionRequest(**subscription)
+
+    return obj
+
+
+def fake_subscription_response(**updates):
+    data = _fake_subscription_obj(**updates)
+    data = utils.convert_snakecase_to_camelcase(data)
+    data = _subscription_links(data)
+
+    return data

tacker/tests/unit/vnflcm/test_controller.py

@@ -3943,6 +3943,27 @@ class TestController(base.TestCase):
         resp = req.get_response(self.app)
         self.assertEqual(500, resp.status_code)
 
+    @mock.patch.object(TackerManager, 'get_service_plugins',
+                       return_value={'VNFM':
+                       test_nfvo_plugin.FakeVNFMPlugin()})
+    @mock.patch.object(objects.LccnSubscriptionRequest,
+                       "vnf_lcm_subscriptions_show")
+    def test_subscription_show(self, mock_get_subscription,
+            mock_get_service_plugins):
+        mock_get_subscription.return_value =\
+            fakes.return_subscription_obj()
+
+        req = fake_request.HTTPRequest.blank(
+            '/subscriptions/%s' % uuidsentinel.subscription_id)
+        req.method = 'GET'
+
+        resp = req.get_response(self.app)
+
+        expected_vnf = fakes.fake_subscription_response()
+
+        self.assertEqual(http_client.OK, resp.status_code)
+        self.assertEqual(expected_vnf, resp.json)
+
     @mock.patch.object(TackerManager, 'get_service_plugins',
                        return_value={'VNFM':
                        test_nfvo_plugin.FakeVNFMPlugin()})
@@ -3999,6 +4020,26 @@ class TestController(base.TestCase):
         else:
             self.assertEqual(expected_result, resp.json)
 
+    @mock.patch.object(TackerManager, 'get_service_plugins',
+                       return_value={'VNFM':
+                       test_nfvo_plugin.FakeVNFMPlugin()})
+    @mock.patch.object(objects.LccnSubscriptionRequest,
+                       "vnf_lcm_subscriptions_show")
+    def test_subscription_show_not_found(self, mock_get_subscription,
+            mock_get_service_plugins):
+        req = fake_request.HTTPRequest.blank(
+            '/subscriptions/%s' % uuidsentinel.subscription_id)
+        req.method = 'GET'
+
+        mock_get_subscription.return_value = None
+
+        msg = _("Can not find requested vnf lcm subscriptions: %s"
+                % uuidsentinel.subscription_id)
+        res = self._make_problem_detail(msg, 404, title='Not Found')
+
+        resp = req.get_response(self.app)
+        self.assertEqual(res.text, resp.text)
+
     @mock.patch.object(TackerManager, 'get_service_plugins',
                        return_value={'VNFM':
                        test_nfvo_plugin.FakeVNFMPlugin()})
@@ -4011,3 +4052,19 @@ class TestController(base.TestCase):
         resp = req.get_response(self.app)
 
         self.assertEqual(400, resp.status_code)
+
+    @mock.patch.object(TackerManager, 'get_service_plugins',
+                       return_value={'VNFM':
+                       test_nfvo_plugin.FakeVNFMPlugin()})
+    @mock.patch.object(objects.LccnSubscriptionRequest,
+                       "vnf_lcm_subscriptions_show")
+    def test_subscription_show_error(self, mock_get_subscription,
+            mock_get_service_plugins):
+        req = fake_request.HTTPRequest.blank(
+            '/subscriptions/%s' % uuidsentinel.subscription_id)
+        req.method = 'GET'
+
+        mock_get_subscription.side_effect = Exception
+
+        resp = req.get_response(self.app)
+        self.assertEqual(500, resp.status_code)