Adding first implementation of vEG service

Change-Id: I2feeccd98e6e8932fe4552c575915d2f20fe5176
diff --git a/xos/api/service/veg/vegservice.py b/xos/api/service/veg/vegservice.py
new file mode 100644
index 0000000..4d35de8
--- /dev/null
+++ b/xos/api/service/veg/vegservice.py
@@ -0,0 +1,78 @@
+from rest_framework.decorators import api_view
+from rest_framework.response import Response
+from rest_framework.reverse import reverse
+from rest_framework import serializers
+from rest_framework import generics
+from rest_framework import viewsets
+from rest_framework import status
+from rest_framework.decorators import detail_route, list_route
+from rest_framework.views import APIView
+from core.models import *
+from django.forms import widgets
+from django.conf.urls import patterns, url
+from services.veg.models import VEGService
+from api.xosapi_helpers import PlusModelSerializer, XOSViewSet, ReadOnlyField
+from django.shortcuts import get_object_or_404
+from xos.apibase import XOSListCreateAPIView, XOSRetrieveUpdateDestroyAPIView, XOSPermissionDenied
+from xos.exceptions import *
+import json
+import subprocess
+from django.views.decorators.csrf import ensure_csrf_cookie
+
+class VEGServiceForApi(VEGService):
+    class Meta:
+        proxy = True
+        app_label = "cord"
+
+    def __init__(self, *args, **kwargs):
+        super(VEGServiceForApi, self).__init__(*args, **kwargs)
+
+    def save(self, *args, **kwargs):
+        super(VEGServiceForApi, self).save(*args, **kwargs)
+
+    def __init__(self, *args, **kwargs):
+        super(VEGService, self).__init__(*args, **kwargs)
+
+class VEGServiceSerializer(PlusModelSerializer):
+        id = ReadOnlyField()
+        humanReadableName = serializers.SerializerMethodField("getHumanReadableName")
+        wan_container_gateway_ip = serializers.CharField(required=False)
+        wan_container_gateway_mac = serializers.CharField(required=False)
+        dns_servers = serializers.CharField(required=False)
+        url_filter_kind = serializers.CharField(required=False)
+        node_label = serializers.CharField(required=False)
+
+        class Meta:
+            model = VEGServiceForApi
+            fields = ('humanReadableName',
+                      'id',
+                      'wan_container_gateway_ip',
+                      'wan_container_gateway_mac',
+                      'dns_servers',
+                      'url_filter_kind',
+                      'node_label')
+
+        def getHumanReadableName(self, obj):
+            return obj.__unicode__()
+
+# @ensure_csrf_cookie
+class VEGServiceViewSet(XOSViewSet):
+    base_name = "VEGservice"
+    method_name = None # use the api endpoint /api/service/veg/
+    method_kind = "viewset"
+    queryset = VEGService.get_service_objects().select_related().all()
+    serializer_class = VEGServiceSerializer
+
+    @classmethod
+    def get_urlpatterns(self, api_path="^"):
+        patterns = super(VEGServiceViewSet, self).get_urlpatterns(api_path=api_path)
+
+        return patterns
+
+    def list(self, request):
+        object_list = self.filter_queryset(self.get_queryset())
+
+        serializer = self.get_serializer(object_list, many=True)
+
+        return Response(serializer.data)
+