merge latest code
diff --git a/plstackapi/core/views/subnets.py b/plstackapi/core/views/subnets.py
new file mode 100644
index 0000000..d96d048
--- /dev/null
+++ b/plstackapi/core/views/subnets.py
@@ -0,0 +1,66 @@
+from django.http import Http404
+from rest_framework.views import APIView
+from rest_framework.response import Response
+from rest_framework import status
+
+from plstackapi.core.api.subnets import add_subnet, delete_subnet, get_subnets, update_subnet
+from plstackapi.core.serializers import SubnetSerializer
+from plstackapi.util.request import parse_request
+
+
+class SubnetListCreate(APIView):
+    """ 
+    List all subnets or create a new subnet.
+    """
+
+    def post(self, request, format = None):
+        data = parse_request(request.DATA)  
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)        
+        elif 'subnet' in data:
+            subnet = add_subnet(data['auth'], data['subnet'])
+            serializer = SubnetSerializer(subnet)
+            return Response(serializer.data, status=status.HTTP_201_CREATED)
+        else:
+            subnets = get_subnets(data['auth'])
+            serializer = SubnetSerializer(subnets, many=True)
+            return Response(serializer.data)
+        
+            
+class SubnetRetrieveUpdateDestroy(APIView):
+    """
+    Retrieve, update or delete a subnet 
+    """
+
+    def post(self, request, pk, format=None):
+        """Retrieve a subnet"""
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        subnets = get_subnets(data['auth'], {'id': pk})
+        if not subnets:
+            return Response(status=status.HTTP_404_NOT_FOUND)
+        serializer = SubnetSerializer(subnets[0])
+        return Response(serializer.data)                  
+
+    def put(self, request, pk, format=None):
+        """update a subnet""" 
+        data = parse_request(request.DATA)
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        elif 'subnet' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+
+        subnet = update_subnet(pk, data['subnet'])
+        serializer = SubnetSerializer(subnet)
+        return Response(serializer.data) 
+
+    def delete(self, request, pk, format=None):
+        data = parse_request(request.DATA) 
+        if 'auth' not in data:
+            return Response(status=status.HTTP_400_BAD_REQUEST)
+        delete_subnet(data['auth'], {'id': pk})
+        return Response(status=status.HTTP_204_NO_CONTENT) 
+            
+            
+