Merge "Fix Django Invalid HTTP_HOST header problem"
[vfc/nfvo/lcm.git] / lcm / ns / views.py
index 6d19263..429df52 100644 (file)
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
-
 import json
 import logging
-import os
 import traceback
 
 from rest_framework import status
 from rest_framework.response import Response
 from rest_framework.views import APIView
+from drf_yasg.utils import swagger_auto_schema
 
 from lcm.ns.ns_create import CreateNSService
 from lcm.ns.ns_delete import DeleteNsService
@@ -33,108 +31,223 @@ from lcm.pub.database.models import NSInstModel, ServiceBaseInfoModel
 from lcm.pub.utils.jobutil import JobUtil, JOB_TYPE
 from lcm.pub.utils.restcall import req_by_msb
 from lcm.pub.utils.values import ignore_case_get
+from lcm.ns.serializers import CreateNsReqSerializer, CreateNsRespSerializer
+from lcm.ns.serializers import QueryNsRespSerializer
+from lcm.ns.serializers import NsOperateJobSerializer
+from lcm.ns.serializers import InstantNsReqSerializer
+from lcm.ns.serializers import TerminateNsReqSerializer
+from lcm.ns.serializers import HealNsReqSerializer
+from lcm.ns.serializers import InstNsPostDealReqSerializer
+from lcm.ns.serializers import ManualScaleNsReqSerializer
+from lcm.pub.exceptions import NSLCMException
 
 logger = logging.getLogger(__name__)
 
 
 class CreateNSView(APIView):
+    @swagger_auto_schema(
+        request_body=None,
+        responses={
+            status.HTTP_200_OK: QueryNsRespSerializer(help_text="NS instances", many=True),
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
+        }
+    )
     def get(self, request):
-        logger.debug("CreateNSView::get")
-        filter = None
-        csarId = ignore_case_get(request.META, 'csarId')
-        if csarId:
-            filter = {"csarId": csarId}
+        try:
+            logger.debug("CreateNSView::get")
+            filter = None
+            csarId = ignore_case_get(request.META, 'csarId')
+            if csarId:
+                filter = {"csarId": csarId}
 
-        ret = GetNSInfoService(filter).get_ns_info()
-        logger.debug("CreateNSView::get::ret=%s", ret)
-        return Response(data=ret, status=status.HTTP_200_OK)
+            ret = GetNSInfoService(filter).get_ns_info()
+            logger.debug("CreateNSView::get::ret=%s", ret)
+            resp_serializer = QueryNsRespSerializer(data=ret, many=True)
+            if not resp_serializer.is_valid():
+                raise NSLCMException(resp_serializer.errors)
+            return Response(data=resp_serializer.data, status=status.HTTP_200_OK)
+        except Exception as e:
+            logger.error(traceback.format_exc())
+            logger.error("Exception in GetNS: %s", e.message)
+            return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 
+    @swagger_auto_schema(
+        request_body=CreateNsReqSerializer(),
+        responses={
+            status.HTTP_201_CREATED: CreateNsRespSerializer(),
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
+        }
+    )
     def post(self, request):
         logger.debug("Enter CreateNS: %s", request.data)
-        if ignore_case_get(request.data, 'test') == "test":
-            return Response(data={'nsInstanceId': "test"}, status=status.HTTP_201_CREATED)
-        # nsd_id = ignore_case_get(request.data, 'nsdId')
-        csar_id = ignore_case_get(request.data, 'csarId')
-        ns_name = ignore_case_get(request.data, 'nsName')
-        description = ignore_case_get(request.data, 'description')
         try:
-            ns_inst_id = CreateNSService(csar_id, ns_name, description).do_biz()
+            req_serializer = CreateNsReqSerializer(data=request.data)
+            if not req_serializer.is_valid():
+                raise NSLCMException(req_serializer.errors)
+
+            if ignore_case_get(request.data, 'test') == "test":
+                return Response(data={'nsInstanceId': "test"}, status=status.HTTP_201_CREATED)
+            csar_id = ignore_case_get(request.data, 'csarId')
+            ns_name = ignore_case_get(request.data, 'nsName')
+            description = ignore_case_get(request.data, 'description')
+            context = ignore_case_get(request.data, 'context')
+            ns_inst_id = CreateNSService(csar_id, ns_name, description, context).do_biz()
+
+            logger.debug("CreateNSView::post::ret={'nsInstanceId':%s}", ns_inst_id)
+            resp_serializer = CreateNsRespSerializer(data={'nsInstanceId': ns_inst_id})
+            if not resp_serializer.is_valid():
+                raise NSLCMException(resp_serializer.errors)
+            return Response(data=resp_serializer.data, status=status.HTTP_201_CREATED)
         except Exception as e:
+            logger.error(traceback.format_exc())
             logger.error("Exception in CreateNS: %s", e.message)
             return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-        logger.debug("CreateNSView::post::ret={'nsInstanceId':%s}", ns_inst_id)
-        return Response(data={'nsInstanceId': ns_inst_id}, status=status.HTTP_201_CREATED)
 
 
 class NSInstView(APIView):
+    @swagger_auto_schema(
+        request_body=InstantNsReqSerializer(),
+        responses={
+            status.HTTP_200_OK: NsOperateJobSerializer(),
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
+        }
+    )
     def post(self, request, ns_instance_id):
+        logger.debug("Enter NSInstView::post::ns_instance_id=%s", ns_instance_id)
+        req_serializer = InstantNsReqSerializer(data=request.data)
+        if not req_serializer.is_valid():
+            return Response({'error': req_serializer.errors},
+                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)
         ack = InstantNSService(ns_instance_id, request.data).do_biz()
+        resp_serializer = NsOperateJobSerializer(data=ack['data'])
+        if not resp_serializer.is_valid():
+            return Response({'error': resp_serializer.errors},
+                            status=status.HTTP_500_INTERNAL_SERVER_ERROR)
         logger.debug("Leave NSInstView::post::ack=%s", ack)
-        return Response(data=ack['data'], status=ack['status'])
+        return Response(data=resp_serializer.data, status=ack['status'])
 
 
 class TerminateNSView(APIView):
+    @swagger_auto_schema(
+        request_body=TerminateNsReqSerializer(),
+        responses={
+            status.HTTP_202_ACCEPTED: NsOperateJobSerializer(),
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
+        }
+    )
     def post(self, request, ns_instance_id):
-        logger.debug("Enter TerminateNSView::post %s", request.data)
-        termination_type = ignore_case_get(request.data, 'terminationType')
-        graceful_termination_timeout = ignore_case_get(request.data, 'gracefulTerminationTimeout')
-        job_id = JobUtil.create_job("VNF", JOB_TYPE.TERMINATE_VNF, ns_instance_id)
         try:
+            logger.debug("Enter TerminateNSView::post %s", request.data)
+            req_serializer = TerminateNsReqSerializer(data=request.data)
+            if not req_serializer.is_valid():
+                raise NSLCMException(req_serializer.errors)
+
+            termination_type = ignore_case_get(request.data, 'terminationType')
+            graceful_termination_timeout = ignore_case_get(request.data, 'gracefulTerminationTimeout')
+            job_id = JobUtil.create_job("VNF", JOB_TYPE.TERMINATE_VNF, ns_instance_id)
             TerminateNsService(ns_instance_id, termination_type, graceful_termination_timeout, job_id).start()
+
+            resp_serializer = NsOperateJobSerializer(data={'jobId': job_id})
+            if not resp_serializer.is_valid():
+                raise NSLCMException(resp_serializer.errors)
+            logger.debug("Leave TerminateNSView::post ret=%s", resp_serializer.data)
+            return Response(data=resp_serializer.data, status=status.HTTP_202_ACCEPTED)
         except Exception as e:
             logger.error("Exception in CreateNS: %s", e.message)
             return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-        ret = {'jobId': job_id}
-        logger.debug("Leave TerminateNSView::post ret=%s", ret)
-        return Response(data=ret, status=status.HTTP_202_ACCEPTED)
 
 
 class NSHealView(APIView):
+    @swagger_auto_schema(
+        request_body=HealNsReqSerializer(),
+        responses={
+            status.HTTP_202_ACCEPTED: NsOperateJobSerializer(),
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
+        }
+    )
     def post(self, request, ns_instance_id):
-        logger.debug("Enter HealNSView::post %s", request.data)
-        job_id = JobUtil.create_job("VNF", JOB_TYPE.HEAL_VNF, ns_instance_id)
         try:
+            logger.debug("Enter HealNSView::post %s", request.data)
+            logger.debug("Enter HealNSView:: %s", ns_instance_id)
+            req_serializer = HealNsReqSerializer(data=request.data)
+            if not req_serializer.is_valid():
+                raise NSLCMException(req_serializer.errors)
+
+            job_id = JobUtil.create_job("VNF", JOB_TYPE.HEAL_VNF, ns_instance_id)
             NSHealService(ns_instance_id, request.data, job_id).start()
+
+            resp_serializer = NsOperateJobSerializer(data={'jobId': job_id})
+            if not resp_serializer.is_valid():
+                raise NSLCMException(resp_serializer.errors)
+
+            logger.debug("Leave HealNSView::post ret=%s", resp_serializer.data)
+            return Response(data=resp_serializer.data, status=status.HTTP_202_ACCEPTED)
         except Exception as e:
             logger.error("Exception in HealNSView: %s", e.message)
             return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-        ret = {'jobId': job_id}
-        logger.debug("Leave HealNSView::post ret=%s", ret)
-        return Response(data=ret, status=status.HTTP_202_ACCEPTED)
 
 
 class NSDetailView(APIView):
+    @swagger_auto_schema(
+        request_body=None,
+        responses={
+            status.HTTP_200_OK: QueryNsRespSerializer(help_text="NS instance", many=True),
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error",
+            status.HTTP_404_NOT_FOUND: "Ns instance does not exist"
+        }
+    )
     def get(self, request, ns_instance_id):
-        logger.debug("Enter NSDetailView::get ns(%s)", ns_instance_id)
-        ns_filter = {"ns_inst_id": ns_instance_id}
-        ret = GetNSInfoService(ns_filter).get_ns_info()
-        if not ret:
-            return Response(status=status.HTTP_404_NOT_FOUND)
-        logger.debug("Leave NSDetailView::get::ret=%s", ret)
-        return Response(data=ret, status=status.HTTP_200_OK)
+        try:
+            logger.debug("Enter NSDetailView::get ns(%s)", ns_instance_id)
+            ns_filter = {"ns_inst_id": ns_instance_id}
+            ret = GetNSInfoService(ns_filter).get_ns_info()
+            if not ret:
+                return Response(status=status.HTTP_404_NOT_FOUND)
+            logger.debug("Leave NSDetailView::get::ret=%s", ret)
+            resp_serializer = QueryNsRespSerializer(data=ret, many=True)
+            if not resp_serializer.is_valid():
+                raise NSLCMException(resp_serializer.errors)
+            return Response(data=resp_serializer.data, status=status.HTTP_200_OK)
+        except Exception as e:
+            logger.error(traceback.format_exc())
+            logger.error("Exception in GetNSDetail: %s", e.message)
+            return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 
+    @swagger_auto_schema(
+        request_body=None,
+        responses={
+            status.HTTP_204_NO_CONTENT: None,
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
+        }
+    )
     def delete(self, request, ns_instance_id):
-        logger.debug("Enter NSDetailView::delete ns(%s)", ns_instance_id)
-        DeleteNsService(ns_instance_id).do_biz()
-        return Response(data={}, status=status.HTTP_204_NO_CONTENT)
-
-
-class SwaggerJsonView(APIView):
-    def get(self, request):
-        json_file = os.path.join(os.path.dirname(__file__), 'swagger.json')
-        f = open(json_file)
-        json_data = json.JSONDecoder().decode(f.read())
-        f.close()
-        return Response(json_data)
+        try:
+            logger.debug("Enter NSDetailView::delete ns(%s)", ns_instance_id)
+            DeleteNsService(ns_instance_id).do_biz()
+            return Response(data={}, status=status.HTTP_204_NO_CONTENT)
+        except Exception as e:
+            logger.error(traceback.format_exc())
+            logger.error("Exception in delete NS: %s", e.message)
+            return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 
 
 class NSInstPostDealView(APIView):
+    @swagger_auto_schema(
+        request_body=InstNsPostDealReqSerializer(help_text="NS instant post deal"),
+        responses={
+            status.HTTP_202_ACCEPTED: "NS instant post deal success",
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
+        }
+    )
     def post(self, request, ns_instance_id):
         logger.debug("Enter NSInstPostDealView::post %s, %s", request.data, ns_instance_id)
         ns_post_status = ignore_case_get(request.data, 'status')
         ns_status = 'ACTIVE' if ns_post_status == 'true' else 'FAILED'
         ns_opr_status = 'success' if ns_post_status == 'true' else 'failed'
         try:
+            req_serializer = InstNsPostDealReqSerializer(data=request.data)
+            if not req_serializer.is_valid():
+                raise NSLCMException(req_serializer.errors)
             NSInstModel.objects.filter(id=ns_instance_id).update(status=ns_status)
             ServiceBaseInfoModel.objects.filter(service_id=ns_instance_id).update(
                 active_status=ns_status, status=ns_opr_status)
@@ -170,14 +283,30 @@ class NSInstPostDealView(APIView):
 
 
 class NSManualScaleView(APIView):
+    @swagger_auto_schema(
+        request_body=ManualScaleNsReqSerializer(help_text="NS manual scale"),
+        responses={
+            status.HTTP_202_ACCEPTED: NsOperateJobSerializer(),
+            status.HTTP_500_INTERNAL_SERVER_ERROR: "Inner error"
+        }
+    )
     def post(self, request, ns_instance_id):
         logger.debug("Enter NSManualScaleView::post %s, %s", request.data, ns_instance_id)
         job_id = JobUtil.create_job("NS", JOB_TYPE.MANUAL_SCALE_VNF, ns_instance_id)
         try:
+            req_serializer = ManualScaleNsReqSerializer(data=request.data)
+            if not req_serializer.is_valid():
+                raise NSLCMException(req_serializer.errors)
+
             NSManualScaleService(ns_instance_id, request.data, job_id).start()
+
+            resp_serializer = NsOperateJobSerializer(data={'jobId': job_id})
+            if not resp_serializer.is_valid():
+                raise NSLCMException(resp_serializer.errors)
+
+            return Response(data=resp_serializer.data, status=status.HTTP_202_ACCEPTED)
         except Exception as e:
             logger.error(traceback.format_exc())
             JobUtil.add_job_status(job_id, 255, 'NS scale failed: %s' % e.message)
             return Response(data={'error': 'NS scale failed: %s' % ns_instance_id},
                             status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-        return Response(data={'jobId': job_id}, status=status.HTTP_202_ACCEPTED)