Refactor vfc-vnfmgr view.py
[vfc/gvnfm/vnfmgr.git] / mgr / mgr / vnfreg / views.py
index 2319db7..abfe858 100644 (file)
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import logging
 import json
+import logging
+import traceback
 
+from drf_yasg import openapi
+from drf_yasg.utils import swagger_auto_schema
 from rest_framework import status
 from rest_framework.decorators import api_view
 from rest_framework.response import Response
+from rest_framework.views import APIView
 
-from mgr.pub.utils.values import ignore_case_get
-from mgr.pub.utils.syscomm import fun_name
 from mgr.pub.database.models import VnfRegModel
 from mgr.pub.utils import restcall
+from mgr.pub.utils.syscomm import fun_name
+from mgr.pub.utils.values import ignore_case_get
+from mgr.vnfreg.serializers import VnfInfoSerializer, ResponseSerializer, VnfConfigSerializer
 
 logger = logging.getLogger(__name__)
 
 
-@api_view(http_method_names=['POST'])
-def add_vnf(request, *args, **kwargs):
-    logger.info("Enter %s, data is %s", fun_name(), request.data)
-    vnf_inst_id = ignore_case_get(request.data, "vnfInstId")
-    try:
-        if VnfRegModel.objects.filter(id=vnf_inst_id):
-            raise Exception("Vnf(%s) already exists." % vnf_inst_id)
-        VnfRegModel(
-            id=vnf_inst_id,
-            ip=ignore_case_get(request.data, "ip"),
-            port=ignore_case_get(request.data, "port"),
-            username=ignore_case_get(request.data, "username"),
-            password=ignore_case_get(request.data, "password")).save()
-    except Exception as e:
-        logger.error(e.message)
-        return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-    return Response(data={"vnfInstId": vnf_inst_id}, status=status.HTTP_201_CREATED)
+class vnfmgr_addvnf(APIView):
+    @swagger_auto_schema(request_body=VnfInfoSerializer(),
+                         responses={
+                             status.HTTP_201_CREATED: ResponseSerializer(),
+                             status.HTTP_500_INTERNAL_SERVER_ERROR: 'internal error'})
+    def post(self, request):
+        logger.info("Enter %s, data is %s", fun_name(), request.data)
+        request_serializer = VnfInfoSerializer(data=request.data)
+        request_isvalid = request_serializer.is_valid()
+        try:
+            if not request_isvalid:
+                raise Exception(request_serializer.errors)
+
+            requestData = request_serializer.data
+            vnf_inst_id = ignore_case_get(requestData, "vnfInstId")
+            if VnfRegModel.objects.filter(id=vnf_inst_id):
+                raise Exception("Vnf(%s) already exists." % vnf_inst_id)
+            VnfRegModel(
+                id=vnf_inst_id,
+                ip=ignore_case_get(requestData, "ip"),
+                port=ignore_case_get(requestData, "port"),
+                username=ignore_case_get(requestData, "username"),
+                password=ignore_case_get(requestData, "password")).save()
+
+            response_serializer = ResponseSerializer(data={"vnfInstId": vnf_inst_id})
+            resp_isvalid = response_serializer.is_valid()
+            if not resp_isvalid:
+                raise Exception(response_serializer.errors)
 
+            return Response(data=response_serializer.data, status=status.HTTP_201_CREATED)
+        except Exception as e:
+            logger.error(e.message)
+            logger.error(traceback.format_exc())
+            return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
 
+
+@swagger_auto_schema(method='put',
+                     request_body=VnfInfoSerializer(),
+                     responses={
+                         status.HTTP_202_ACCEPTED: 'successfully',
+                         status.HTTP_500_INTERNAL_SERVER_ERROR: 'internal error'})
+@swagger_auto_schema(method='delete',
+                     responses={
+                         status.HTTP_204_NO_CONTENT: 'successfully',
+                         status.HTTP_500_INTERNAL_SERVER_ERROR: 'internal error'})
+@swagger_auto_schema(methods=['get'],
+                     manual_parameters=[
+                         openapi.Parameter('test',
+                                           openapi.IN_QUERY,
+                                           "test manual param",
+                                           type=openapi.TYPE_BOOLEAN
+                                           ), ],
+                     responses={
+                         status.HTTP_200_OK: openapi.Response('response description', VnfInfoSerializer()),
+                         status.HTTP_500_INTERNAL_SERVER_ERROR: 'internal error'})
 @api_view(http_method_names=['GET', 'PUT', 'DELETE'])
 def access_vnf(request, *args, **kwargs):
     vnf_inst_id = ignore_case_get(kwargs, "vnfInstId")
     logger.info("Enter %s, method is %s, ", fun_name(), request.method)
     logger.info("vnfInstId is %s, data is %s", vnf_inst_id, request.data)
-    # ret, normal_status = None, None
     try:
         vnf = VnfRegModel.objects.filter(id=vnf_inst_id)
         if not vnf:
             err_msg = "Vnf(%s) does not exist." % vnf_inst_id
             return Response(data={'error': err_msg}, status=status.HTTP_404_NOT_FOUND)
         if request.method == 'GET':
-            ret = {
+            resp = {
                 "vnfInstId": vnf_inst_id,
                 "ip": vnf[0].ip,
                 "port": vnf[0].port,
                 "username": vnf[0].username,
                 "password": vnf[0].password
             }
+            response_serializer = VnfInfoSerializer(data=resp)
+            if not response_serializer.is_valid():
+                raise Exception(response_serializer.errors)
+
+            ret = response_serializer.data
             normal_status = status.HTTP_200_OK
         elif request.method == 'PUT':
-            ip = ignore_case_get(request.data, "ip")
-            port = ignore_case_get(request.data, "port")
-            username = ignore_case_get(request.data, "username")
-            password = ignore_case_get(request.data, "password")
+            request_serializer = VnfInfoSerializer(data=request.data)
+            request_isvalid = request_serializer.is_valid()
+
+            if not request_isvalid:
+                raise Exception(request_serializer.errors)
+
+            requestData = request_serializer.data
+            ip = ignore_case_get(requestData, "ip")
+            port = ignore_case_get(requestData, "port")
+            username = ignore_case_get(requestData, "username")
+            password = ignore_case_get(requestData, "password")
             if ip:
                 vnf[0].ip = ip
             if port:
@@ -86,17 +138,30 @@ def access_vnf(request, *args, **kwargs):
             vnf.delete()
             ret = {}
             normal_status = status.HTTP_204_NO_CONTENT
+
+        return Response(data=ret, status=normal_status)
     except Exception as e:
         logger.error(e.message)
+        logger.error(traceback.format_exc())
         return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-    return Response(data=ret, status=normal_status)
 
 
+@swagger_auto_schema(method='post',
+                     request_body=VnfConfigSerializer(),
+                     responses={
+                         status.HTTP_202_ACCEPTED: 'successfully',
+                         status.HTTP_500_INTERNAL_SERVER_ERROR: 'internal error'})
 @api_view(http_method_names=['POST'])
 def vnf_config(request, *args, **kwargs):
     logger.info("Enter %s, data is %s", fun_name(), request.data)
-    vnf_inst_id = ignore_case_get(request.data, "vnfInstanceId")
     try:
+        request_serializer = VnfConfigSerializer(data=request.data)
+        request_isvalid = request_serializer.is_valid()
+        if not request_isvalid:
+            raise Exception(request_serializer.errors)
+
+        requestData = request_serializer.data
+        vnf_inst_id = ignore_case_get(requestData, "vnfInstanceId")
         vnf = VnfRegModel.objects.filter(id=vnf_inst_id)
         if not vnf:
             raise Exception("Vnf(%s) does not exist." % vnf_inst_id)
@@ -107,10 +172,12 @@ def vnf_config(request, *args, **kwargs):
             auth_type=restcall.rest_no_auth,
             resource="v1/vnfconfig",
             method="POST",
-            content=json.dumps(request.data))
+            content=json.dumps(requestData))
         if ret[0] != 0:
             raise Exception("Failed to config Vnf(%s): %s" % (vnf_inst_id, ret[1]))
+
+        return Response(data={}, status=status.HTTP_202_ACCEPTED)
     except Exception as e:
         logger.error(e.message)
+        logger.error(traceback.format_exc())
         return Response(data={'error': e.message}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
-    return Response(data={}, status=status.HTTP_202_ACCEPTED)