6347 connect the counters

netbox/dcim/apps.py

@@ -9,18 +9,45 @@ class DCIMConfig(AppConfig):
 
     def ready(self):
         from . import signals, search
-        from .models import CableTermination
+        from .models import (
+            CableTermination, ConsolePort, ConsoleServerPort, DeviceBay, FrontPort,
+            Interface, InventoryItem, PowerOutlet, PowerPort, RearPort,
+        )
+
+        from utilities.counter import connect_counter
 
         # Register denormalized fields
-        denormalized.register(CableTermination, '_device', {
-            '_rack': 'rack',
-            '_location': 'location',
-            '_site': 'site',
-        })
-        denormalized.register(CableTermination, '_rack', {
-            '_location': 'location',
-            '_site': 'site',
-        })
-        denormalized.register(CableTermination, '_location', {
-            '_site': 'site',
-        })
+        denormalized.register(
+            CableTermination,
+            '_device',
+            {
+                '_rack': 'rack',
+                '_location': 'location',
+                '_site': 'site',
+            },
+        )
+        denormalized.register(
+            CableTermination,
+            '_rack',
+            {
+                '_location': 'location',
+                '_site': 'site',
+            },
+        )
+        denormalized.register(
+            CableTermination,
+            '_location',
+            {
+                '_site': 'site',
+            },
+        )
+
+        connect_counter('_console_port_count', ConsolePort.device)
+        connect_counter('_console_server_port_count', ConsoleServerPort.device)
+        connect_counter('_interface_count', Interface.device)
+        connect_counter('_front_port_count', FrontPort.device)
+        connect_counter('_rear_port_count', RearPort.device)
+        connect_counter('_device_bay_count', DeviceBay.device)
+        connect_counter('_inventory_item_count', InventoryItem.device)
+        connect_counter('_power_port_count', PowerPort.device)
+        connect_counter('_power_outlet_count', PowerOutlet.device)

netbox/dcim/migrations/0174_device__console_port_count_and_more.py

@@ -0,0 +1,58 @@
+# Generated by Django 4.1.8 on 2023-05-16 20:18
+
+from django.db import migrations
+import utilities.fields
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('dcim', '0173_remove_napalm_fields'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='device',
+            name='_console_port_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='_console_server_port_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='_device_bay_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='_front_port_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='_interface_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='_inventory_item_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='_power_outlet_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='_power_port_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+        migrations.AddField(
+            model_name='device',
+            name='_rear_port_count',
+            field=utilities.fields.CounterCacheField(default=0),
+        ),
+    ]

netbox/dcim/models/devices.py

@@ -21,7 +21,7 @@ from extras.querysets import ConfigContextModelQuerySet
 from netbox.config import ConfigItem
 from netbox.models import OrganizationalModel, PrimaryModel
 from utilities.choices import ColorChoices
-from utilities.fields import ColorField, NaturalOrderingField
+from utilities.fields import ColorField, CounterCacheField, NaturalOrderingField
 from .device_components import *
 from .mixins import WeightMixin
 
@@ -625,6 +625,16 @@ class Device(PrimaryModel, ConfigContextModel):
         null=True
     )
 
+    _console_port_count = CounterCacheField()
+    _console_server_port_count = CounterCacheField()
+    _power_port_count = CounterCacheField()
+    _power_outlet_count = CounterCacheField()
+    _interface_count = CounterCacheField()
+    _front_port_count = CounterCacheField()
+    _rear_port_count = CounterCacheField()
+    _device_bay_count = CounterCacheField()
+    _inventory_item_count = CounterCacheField()
+
     # Generic relations
     contacts = GenericRelation(
         to='tenancy.ContactAssignment'