Add metric for total GraphQL queries

netbox/netbox/metrics.py

@@ -30,3 +30,11 @@ class Metrics(middleware.Metrics):
             ["view", "method"],
             namespace=NAMESPACE,
         )
+
+        # GraphQL API metrics
+        self.graphql_api_requests = self.register_metric(
+            Counter,
+            "graphql_api_requests_total",
+            "Count of total GraphQL API requests",
+            namespace=NAMESPACE,
+        )

netbox/netbox/middleware.py

@@ -13,7 +13,7 @@ from django_prometheus import middleware
 from netbox.config import clear_config, get_config
 from netbox.metrics import Metrics
 from netbox.views import handler_500
-from utilities.api import is_api_request
+from utilities.api import is_api_request, is_graphql_request
 from utilities.error_handlers import handle_rest_api_exception
 from utilities.request import apply_request_processors
 
@@ -201,6 +201,10 @@ class PrometheusAfterMiddleware(middleware.PrometheusAfterMiddleware):
             self.label_metric(self.metrics.rest_api_requests, request, method=method).inc()
             self.label_metric(self.metrics.rest_api_requests_by_view_method, request, method=method, view=name).inc()
 
+        # Increment GraphQL API request counters
+        elif is_graphql_request(request):
+            self.metrics.graphql_api_requests.inc()
+
         return response