Closes #18540: Track installed plugins in registry

netbox/core/plugins.py

@@ -9,6 +9,7 @@
 from django.core.cache import cache
 
 from netbox.plugins import PluginConfig
+from netbox.registry import registry
 from utilities.datetime import datetime_from_timestamp
 
 USER_AGENT_STRING = f'NetBox/{settings.RELEASE.version} {settings.RELEASE.edition}'
@@ -76,7 +77,7 @@ def get_local_plugins(plugins=None):
     local_plugins = {}
 
     # Gather all locally-installed plugins
-    for plugin_name in settings.PLUGINS:
+    for plugin_name in registry['plugins']['installed']:
         plugin = importlib.import_module(plugin_name)
         plugin_config: PluginConfig = plugin.config
 

netbox/core/views.py

@@ -22,6 +22,7 @@
 
 from core.utils import delete_rq_job, enqueue_rq_job, get_rq_jobs_from_status, requeue_rq_job, stop_rq_job
 from netbox.config import get_config, PARAMS
+from netbox.registry import registry
 from netbox.views import generic
 from netbox.views.generic.base import BaseObjectView
 from netbox.views.generic.mixins import TableMixin
@@ -560,7 +561,7 @@ def get(self, request):
             params = [param.name for param in PARAMS]
             data = {
                 **stats,
-                'plugins': settings.PLUGINS,
+                'plugins': registry['plugins']['installed'],
                 'config': {
                     k: getattr(config, k) for k in sorted(params)
                 },

netbox/netbox/plugins/__init__.py

@@ -16,6 +16,7 @@
 
 # Initialize plugin registry
 registry['plugins'].update({
+    'installed': [],
     'graphql_schemas': [],
     'menus': [],
     'menu_items': {},

netbox/netbox/plugins/urls.py

@@ -1,11 +1,11 @@
 from importlib import import_module
 
 from django.apps import apps
-from django.conf import settings
 from django.conf.urls import include
 from django.urls import path
 from django.utils.module_loading import import_string, module_has_submodule
 
+from netbox.registry import registry
 from . import views
 
 plugin_patterns = []
@@ -15,7 +15,7 @@
 ]
 
 # Register base/API URL patterns for each plugin
-for plugin_path in settings.PLUGINS:
+for plugin_path in registry['plugins']['installed']:
     plugin = import_module(plugin_path)
     plugin_name = plugin_path.split('.')[-1]
     app = apps.get_app_config(plugin_name)

netbox/netbox/plugins/utils.py

@@ -2,6 +2,8 @@
 from django.conf import settings
 from django.core.exceptions import ImproperlyConfigured
 
+from netbox.registry import registry
+
 __all__ = (
     'get_installed_plugins',
     'get_plugin_config',
@@ -13,7 +15,7 @@ def get_installed_plugins():
     Return a dictionary mapping the names of installed plugins to their versions.
     """
     plugins = {}
-    for plugin_name in settings.PLUGINS:
+    for plugin_name in registry['plugins']['installed']:
         plugin_name = plugin_name.rsplit('.', 1)[-1]
         plugin_config = apps.get_app_config(plugin_name)
         plugins[plugin_name] = getattr(plugin_config, 'version', None)

netbox/netbox/plugins/views.py

@@ -1,14 +1,15 @@
 from collections import OrderedDict
 
 from django.apps import apps
-from django.conf import settings
 from django.urls.exceptions import NoReverseMatch
 from drf_spectacular.utils import extend_schema
 from rest_framework import permissions
 from rest_framework.response import Response
 from rest_framework.reverse import reverse
 from rest_framework.views import APIView
 
+from netbox.registry import registry
+
 
 @extend_schema(exclude=True)
 class InstalledPluginsAPIView(APIView):
@@ -34,7 +35,10 @@ def _get_plugin_data(plugin_app_config):
         }
 
     def get(self, request, format=None):
-        return Response([self._get_plugin_data(apps.get_app_config(plugin)) for plugin in settings.PLUGINS])
+        return Response([
+            self._get_plugin_data(apps.get_app_config(plugin))
+            for plugin in registry['plugins']['installed']
+        ])
 
 
 @extend_schema(exclude=True)
@@ -64,7 +68,7 @@ def _get_plugin_entry(plugin, app_config, request, format):
     def get(self, request, format=None):
 
         entries = []
-        for plugin in settings.PLUGINS:
+        for plugin in registry['plugins']['installed']:
             app_config = apps.get_app_config(plugin)
             entry = self._get_plugin_entry(plugin, app_config, request, format)
             if entry is not None:

netbox/netbox/settings.py

@@ -16,6 +16,7 @@
 from netbox.config import PARAMS as CONFIG_PARAMS
 from netbox.constants import RQ_QUEUE_DEFAULT, RQ_QUEUE_HIGH, RQ_QUEUE_LOW
 from netbox.plugins import PluginConfig
+from netbox.registry import registry
 from utilities.release import load_release_data
 from utilities.string import trailing_slash
 
@@ -813,6 +814,9 @@ def _setting(name, default=None):
             f"__init__.py file and point to the PluginConfig subclass."
         )
 
+    # Register the plugin as installed successfully
+    registry['plugins']['installed'].append(plugin_name)
+
     plugin_module = "{}.{}".format(plugin_config.__module__, plugin_config.__name__)  # type: ignore
 
     # Gather additional apps to load alongside this plugin