Adds contact tabs (#12460)

* adds contact tabs #11599

* fixed lint issues

* changes as per review

* changes as per review

* replaces generic object template with base template

netbox/virtualization/views.py

@@ -9,9 +9,10 @@ from dcim.filtersets import DeviceFilterSet
 from dcim.models import Device
 from dcim.tables import DeviceTable
 from extras.views import ObjectConfigContextView
-from ipam.models import IPAddress, Service
+from ipam.models import IPAddress
 from ipam.tables import InterfaceVLANTable
 from netbox.views import generic
+from tenancy.views import ObjectContactsView
 from utilities.utils import count_related
 from utilities.views import ViewTab, register_model_view
 from . import filtersets, forms, tables
@@ -140,6 +141,11 @@ class ClusterGroupBulkDeleteView(generic.BulkDeleteView):
     table = tables.ClusterGroupTable
 
 
+@register_model_view(ClusterGroup, 'contacts')
+class ClusterGroupContactsView(ObjectContactsView):
+    queryset = ClusterGroup.objects.all()
+
+
 #
 # Clusters
 #
@@ -312,6 +318,11 @@ class ClusterRemoveDevicesView(generic.ObjectEditView):
         })
 
 
+@register_model_view(Cluster, 'contacts')
+class ClusterContactsView(ObjectContactsView):
+    queryset = Cluster.objects.all()
+
+
 #
 # Virtual machines
 #
@@ -390,6 +401,11 @@ class VirtualMachineBulkDeleteView(generic.BulkDeleteView):
     table = tables.VirtualMachineTable
 
 
+@register_model_view(VirtualMachine, 'contacts')
+class VirtualMachineContactsView(ObjectContactsView):
+    queryset = VirtualMachine.objects.all()
+
+
 #
 # VM interfaces
 #