Clear Rack Face when clear Rack (#21182)

* #20383 clear rack face if no rack on edit

* #20383 clear rack face if no rack on edit

* review changes

* review changes

.github/ISSUE_TEMPLATE/03-performance.yaml

@@ -0,0 +1,43 @@
+---
+name: 🏁 Performance
+type: Performance
+description: An opportunity to improve application performance
+labels: ["netbox", "type: performance", "status: needs triage"]
+body:
+  - type: input
+    attributes:
+      label: NetBox Version
+      description: What version of NetBox are you currently running?
+      placeholder: v4.5.1
+    validations:
+      required: true
+  - type: dropdown
+    attributes:
+      label: Python Version
+      description: What version of Python are you currently running?
+      options:
+        - "3.12"
+        - "3.13"
+        - "3.14"
+    validations:
+      required: true
+  - type: checkboxes
+    attributes:
+      label: Area(s) of Concern
+      description: Which application interface(s) are affected?
+      options:
+        - label: User Interface
+        - label: REST API
+        - label: GraphQL API
+        - label: Python ORM
+        - label: Other
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Details
+      description: >
+        Describe in detail the operations being performed and the indications of a performance issue.
+        Include any relevant testing parameters, benchmarks, and expected results.
+    validations:
+      required: true

netbox/dcim/forms/model_forms.py

@@ -20,7 +20,9 @@ from utilities.forms.fields import (
     DynamicModelChoiceField, DynamicModelMultipleChoiceField, JSONField, NumericArrayField, SlugField,
 )
 from utilities.forms.rendering import FieldSet, InlineFields, TabbedGroups
-from utilities.forms.widgets import APISelect, ClearableFileInput, HTMXSelect, NumberWithOptions, SelectWithPK
+from utilities.forms.widgets import (
+    APISelect, ClearableFileInput, ClearableSelect, HTMXSelect, NumberWithOptions, SelectWithPK,
+)
 from utilities.jsonschema import JSONSchemaProperty
 from virtualization.models import Cluster, VMInterface
 from wireless.models import WirelessLAN, WirelessLANGroup
@@ -592,6 +594,14 @@ class DeviceForm(TenancyForm, PrimaryModelForm):
             },
         )
     )
+    face = forms.ChoiceField(
+        label=_('Face'),
+        choices=add_blank_choice(DeviceFaceChoices),
+        required=False,
+        widget=ClearableSelect(
+            requires_fields=['rack']
+        )
+    )
     device_type = DynamicModelChoiceField(
         label=_('Device type'),
         queryset=DeviceType.objects.all(),

netbox/extras/events.py

@@ -86,7 +86,7 @@ def enqueue_event(queue, instance, request, event_type):
 
 
 def process_event_rules(event_rules, object_type, event_type, data, username=None, snapshots=None, request=None):
-    user = User.objects.get(username=username) if username else None
+    user = None  # To be resolved from the username if needed
 
     for event_rule in event_rules:
 
@@ -134,6 +134,10 @@ def process_event_rules(event_rules, object_type, event_type, data, username=Non
             # Resolve the script from action parameters
             script = event_rule.action_object.python_class()
 
+            # Retrieve the User if not already resolved
+            if user is None:
+                user = User.objects.get(username=username)
+
             # Enqueue a Job to record the script's execution
             from extras.jobs import ScriptJob
             params = {

netbox/extras/tables/tables.py

@@ -43,7 +43,7 @@ IMAGEATTACHMENT_IMAGE = """
   <a href="{{ record.image.url }}" target="_blank" class="image-preview" data-bs-placement="top">
     <i class="mdi mdi-image"></i></a>
 {% endif %}
-<a href="{{ record.get_absolute_url }}">{{ record }}</a>
+<a href="{{ record.get_absolute_url }}">{{ record.filename|truncate_middle:16 }}</a>
 """
 
 NOTIFICATION_ICON = """

netbox/extras/tests/test_models.py

@@ -6,7 +6,7 @@ from django.core.files.uploadedfile import SimpleUploadedFile
 from django.forms import ValidationError
 from django.test import tag, TestCase
 
-from core.models import DataSource, ObjectType
+from core.models import AutoSyncRecord, DataSource, ObjectType
 from dcim.models import Device, DeviceRole, DeviceType, Location, Manufacturer, Platform, Region, Site, SiteGroup
 from extras.models import ConfigContext, ConfigContextProfile, ConfigTemplate, ImageAttachment, Tag, TaggedItem
 from tenancy.models import Tenant, TenantGroup
@@ -754,3 +754,53 @@ class ConfigTemplateTest(TestCase):
     @tag('regression')
     def test_config_template_with_data_source_nested_templates(self):
         self.assertEqual(self.BASE_TEMPLATE, self.main_config_template.render({}))
+
+    @tag('regression')
+    def test_autosyncrecord_cleanup_on_detach(self):
+        """Test that AutoSyncRecord is deleted when detaching from DataSource."""
+        with tempfile.TemporaryDirectory() as temp_dir:
+            templates_dir = Path(temp_dir) / "templates"
+            templates_dir.mkdir(parents=True, exist_ok=True)
+
+            self._create_template_file(templates_dir, 'test.j2', 'Test content')
+
+            data_source = DataSource(
+                name="Test DataSource for Detach",
+                type="local",
+                source_url=str(templates_dir),
+            )
+            data_source.save()
+            data_source.sync()
+
+            data_file = data_source.datafiles.filter(path__endswith='test.j2').first()
+
+            # Create a ConfigTemplate with data_file and auto_sync_enabled
+            config_template = ConfigTemplate(
+                name="TestTemplateForDetach",
+                data_file=data_file,
+                auto_sync_enabled=True
+            )
+            config_template.clean()
+            config_template.save()
+
+            # Verify AutoSyncRecord was created
+            object_type = ObjectType.objects.get_for_model(ConfigTemplate)
+            autosync_records = AutoSyncRecord.objects.filter(
+                object_type=object_type,
+                object_id=config_template.pk
+            )
+            self.assertEqual(autosync_records.count(), 1, "AutoSyncRecord should be created")
+
+            # Detach from DataSource
+            config_template.data_file = None
+            config_template.data_source = None
+            config_template.auto_sync_enabled = False
+            config_template.clean()
+            config_template.save()
+
+            # Verify AutoSyncRecord was deleted
+            autosync_records = AutoSyncRecord.objects.filter(
+                object_type=object_type,
+                object_id=config_template.pk
+            )
+            self.assertEqual(autosync_records.count(), 0, "AutoSyncRecord should be deleted after detaching")

netbox/netbox/models/features.py

@@ -569,7 +569,6 @@ class SyncedDataMixin(models.Model):
             )
         else:
             AutoSyncRecord.objects.filter(
-                datafile=self.data_file,
                 object_type=object_type,
                 object_id=self.pk
             ).delete()
@@ -582,7 +581,6 @@ class SyncedDataMixin(models.Model):
         # Delete AutoSyncRecord
         object_type = ObjectType.objects.get_for_model(self)
         AutoSyncRecord.objects.filter(
-            datafile=self.data_file,
             object_type=object_type,
             object_id=self.pk
         ).delete()

netbox/project-static/src/forms/clearField.ts

@@ -0,0 +1,40 @@
+import TomSelect from 'tom-select';
+import { getElements } from '../util';
+
+/**
+ * Initialize clear-field dependencies.
+ * When a required field is cleared, dependent fields with data-requires-fields attribute will also be cleared.
+ */
+export function initClearField(): void {
+  // Find all fields with data-requires-fields attribute
+  for (const field of getElements<HTMLSelectElement>('[data-requires-fields]')) {
+    const requiredFieldsAttr = field.getAttribute('data-requires-fields');
+    if (!requiredFieldsAttr) continue;
+
+    // Parse the comma-separated list of required field names
+    const requiredFields = requiredFieldsAttr.split(',').map(name => name.trim());
+
+    // Set up listeners for each required field
+    for (const requiredFieldName of requiredFields) {
+      const requiredField = document.querySelector<HTMLSelectElement>(
+        `[name="${requiredFieldName}"]`,
+      );
+      if (!requiredField) continue;
+
+      // Listen for changes on the required field
+      requiredField.addEventListener('change', () => {
+        // If required field is cleared, also clear this dependent field
+        if (!requiredField.value || requiredField.value === '') {
+          // Check if this field uses TomSelect
+          const tomselect = (field as HTMLSelectElement & { tomselect?: TomSelect }).tomselect;
+          if (tomselect) {
+            tomselect.clear();
+          } else {
+            // Regular select field
+            field.value = '';
+          }
+        }
+      });
+    }
+  }
+}

netbox/project-static/src/forms/index.ts

@@ -1,9 +1,10 @@
+import { initClearField } from './clearField';
 import { initFormElements } from './elements';
 import { initFilterModifiers } from './filterModifiers';
 import { initSpeedSelector } from './speedSelector';
 
 export function initForms(): void {
-  for (const func of [initFormElements, initSpeedSelector, initFilterModifiers]) {
+  for (const func of [initFormElements, initSpeedSelector, initFilterModifiers, initClearField]) {
     func();
   }
 }

netbox/translations/en/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2026-01-21 05:07+0000\n"
+"POT-Creation-Date: 2026-01-22 05:07+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -12037,7 +12037,7 @@ msgstr ""
 msgid "date synced"
 msgstr ""
 
-#: netbox/netbox/models/features.py:623
+#: netbox/netbox/models/features.py:621
 #, python-brace-format
 msgid "{class_name} must implement a sync_data() method."
 msgstr ""
@@ -13935,8 +13935,8 @@ msgid "No VLANs Assigned"
 msgstr ""
 
 #: netbox/templates/dcim/inc/interface_vlans_table.html:44
-#: netbox/templates/ipam/prefix_list.html:16
-#: netbox/templates/ipam/prefix_list.html:33
+#: netbox/templates/ipam/inc/max_depth.html:11
+#: netbox/templates/ipam/inc/max_length.html:11
 msgid "Clear"
 msgstr ""
 
@@ -15053,8 +15053,8 @@ msgstr ""
 msgid "Date Added"
 msgstr ""
 
-#: netbox/templates/ipam/aggregate/prefixes.html:8
-#: netbox/templates/ipam/prefix/prefixes.html:8
+#: netbox/templates/ipam/aggregate/prefixes.html:10
+#: netbox/templates/ipam/prefix/prefixes.html:10
 #: netbox/templates/ipam/role.html:10
 msgid "Add Prefix"
 msgstr ""
@@ -15083,6 +15083,14 @@ msgstr ""
 msgid "Bulk Create"
 msgstr ""
 
+#: netbox/templates/ipam/inc/max_depth.html:6
+msgid "Max Depth"
+msgstr ""
+
+#: netbox/templates/ipam/inc/max_length.html:6
+msgid "Max Length"
+msgstr ""
+
 #: netbox/templates/ipam/inc/panels/fhrp_groups.html:10
 msgid "Create Group"
 msgstr ""
@@ -15184,14 +15192,6 @@ msgstr ""
 msgid "Hide Depth Indicators"
 msgstr ""
 
-#: netbox/templates/ipam/prefix_list.html:11
-msgid "Max Depth"
-msgstr ""
-
-#: netbox/templates/ipam/prefix_list.html:28
-msgid "Max Length"
-msgstr ""
-
 #: netbox/templates/ipam/rir.html:10
 msgid "Add Aggregate"
 msgstr ""

netbox/utilities/forms/widgets/select.py

@@ -5,6 +5,7 @@ from ..utils import add_blank_choice
 
 __all__ = (
     'BulkEditNullBooleanSelect',
+    'ClearableSelect',
     'ColorSelect',
     'HTMXSelect',
     'SelectWithPK',
@@ -28,6 +29,21 @@ class BulkEditNullBooleanSelect(forms.NullBooleanSelect):
         )
 
 
+class ClearableSelect(forms.Select):
+    """
+    A Select widget that will be automatically cleared when one or more required fields are cleared.
+
+    Args:
+        requires_fields: A list of field names that this field depends on. When any of these fields
+                        are cleared, this field will also be cleared automatically via JavaScript.
+    """
+
+    def __init__(self, *args, requires_fields=None, **kwargs):
+        super().__init__(*args, **kwargs)
+        if requires_fields:
+            self.attrs['data-requires-fields'] = ','.join(requires_fields)
+
+
 class ColorSelect(forms.Select):
     """
     Extends the built-in Select widget to colorize each <option>.

netbox/utilities/templatetags/builtins/filters.py

@@ -252,3 +252,16 @@ def isodatetime(value, spec='seconds'):
     else:
         return ''
     return mark_safe(f'<span title="{naturaltime(value)}">{text}</span>')
+
+
+@register.filter
+def truncate_middle(value, length):
+    if len(value) <= length:
+        return value
+
+    # Calculate split points for the two parts
+    half_len = (length - 1) // 2  # 1 for the ellipsis
+    first_part = value[:half_len]
+    second_part = value[len(value) - (length - 1 - half_len):]
+
+    return mark_safe(f"{first_part}&hellip;{second_part}")