Rack reservations (#900)

* Initial work on rack reservations

* Added views for rack reservations

* Implemented ArrayFieldSelectMultiple form widget

* Implemented API endpoints for rack reservations

* Tweaked the database migration

netbox/dcim/api/serializers.py

@@ -4,8 +4,8 @@ from ipam.models import IPAddress
 from dcim.models import (
     ConsolePort, ConsolePortTemplate, ConsoleServerPort, ConsoleServerPortTemplate, Device, DeviceBay, DeviceType,
     DeviceRole, Interface, InterfaceConnection, InterfaceTemplate, Manufacturer, Module, Platform, PowerOutlet,
-    PowerOutletTemplate, PowerPort, PowerPortTemplate, Rack, RackGroup, RackRole, RACK_FACE_FRONT, RACK_FACE_REAR, Site,
-    SUBDEVICE_ROLE_CHILD, SUBDEVICE_ROLE_PARENT,
+    PowerOutletTemplate, PowerPort, PowerPortTemplate, Rack, RackGroup, RackReservation, RackRole, RACK_FACE_FRONT,
+    RACK_FACE_REAR, Site, SUBDEVICE_ROLE_CHILD, SUBDEVICE_ROLE_PARENT,
 )
 from extras.api.serializers import CustomFieldSerializer
 from tenancy.api.serializers import TenantNestedSerializer
@@ -70,6 +70,12 @@ class RackRoleNestedSerializer(RackRoleSerializer):
 # Racks
 #
 
+class RackReservationNestedSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = RackReservation
+        fields = ['id', 'units', 'created', 'user', 'description']
+
 
 class RackSerializer(CustomFieldSerializer, serializers.ModelSerializer):
     site = SiteNestedSerializer()
@@ -92,10 +98,11 @@ class RackNestedSerializer(RackSerializer):
 class RackDetailSerializer(RackSerializer):
     front_units = serializers.SerializerMethodField()
     rear_units = serializers.SerializerMethodField()
+    reservations = RackReservationNestedSerializer(many=True)
 
     class Meta(RackSerializer.Meta):
         fields = ['id', 'name', 'facility_id', 'display_name', 'site', 'group', 'tenant', 'role', 'type', 'width',
-                  'u_height', 'desc_units', 'comments', 'custom_fields', 'front_units', 'rear_units']
+                  'u_height', 'desc_units', 'reservations', 'comments', 'custom_fields', 'front_units', 'rear_units']
 
     def get_front_units(self, obj):
         units = obj.get_rack_units(face=RACK_FACE_FRONT)
@@ -110,6 +117,18 @@ class RackDetailSerializer(RackSerializer):
         return units
 
 
+#
+# Rack reservations
+#
+
+class RackReservationSerializer(serializers.ModelSerializer):
+    rack = RackNestedSerializer()
+
+    class Meta:
+        model = RackReservation
+        fields = ['id', 'rack', 'units', 'created', 'user', 'description']
+
+
 #
 # Manufacturers
 #

netbox/dcim/api/urls.py

@@ -27,6 +27,10 @@ urlpatterns = [
     url(r'^racks/(?P<pk>\d+)/$', RackDetailView.as_view(), name='rack_detail'),
     url(r'^racks/(?P<pk>\d+)/rack-units/$', RackUnitListView.as_view(), name='rack_units'),
 
+    # Rack reservations
+    url(r'^rack-reservations/$', RackReservationListView.as_view(), name='rackreservation_list'),
+    url(r'^rack-reservations/(?P<pk>\d+)/$', RackReservationDetailView.as_view(), name='rackreservation_detail'),
+
     # Manufacturers
     url(r'^manufacturers/$', ManufacturerListView.as_view(), name='manufacturer_list'),
     url(r'^manufacturers/(?P<pk>\d+)/$', ManufacturerDetailView.as_view(), name='manufacturer_detail'),

netbox/dcim/api/views.py

@@ -11,7 +11,8 @@ from django.shortcuts import get_object_or_404
 
 from dcim.models import (
     ConsolePort, ConsoleServerPort, Device, DeviceBay, DeviceRole, DeviceType, IFACE_FF_VIRTUAL, Interface,
-    InterfaceConnection, Manufacturer, Module, Platform, PowerOutlet, PowerPort, Rack, RackGroup, RackRole, Site,
+    InterfaceConnection, Manufacturer, Module, Platform, PowerOutlet, PowerPort, Rack, RackGroup, RackReservation,
+    RackRole, Site,
 )
 from dcim import filters
 from extras.api.views import CustomFieldModelAPIView
@@ -134,6 +135,27 @@ class RackUnitListView(APIView):
         return Response(elevation)
 
 
+#
+# Rack reservations
+#
+
+class RackReservationListView(generics.ListAPIView):
+    """
+    List all rack reservation
+    """
+    queryset = RackReservation.objects.all()
+    serializer_class = serializers.RackReservationSerializer
+    filter_class = filters.RackReservationFilter
+
+
+class RackReservationDetailView(generics.RetrieveAPIView):
+    """
+    Retrieve a single rack reservation
+    """
+    queryset = RackReservation.objects.all()
+    serializer_class = serializers.RackReservationSerializer
+
+
 #
 # Manufacturers
 #