Rename endpoint label to bentoml_endpoint tag (#21777)

* rename endpoint label to bentoml_endpoint tag

* Update 21773.fixed

* Rename 21773.fixed to 21777.fixed

Author: steveny91

bentoml/changelog.d/21777.fixed

@@ -0,0 +1 @@
+Remap `endpoint` label to `bentoml_endpoint` to prevent it from clashing with OMv2 default `endpoint` tag

bentoml/datadog_checks/bentoml/check.py

@@ -4,7 +4,7 @@
 from urllib.parse import urlparse, urlunparse
 
 from datadog_checks.base import OpenMetricsBaseCheckV2
-from datadog_checks.bentoml.metrics import ENDPOINT_METRICS, METRICS
+from datadog_checks.bentoml.metrics import ENDPOINT_METRICS, LABEL_RENAME_MAP, METRICS
 
 
 class BentomlCheck(OpenMetricsBaseCheckV2):
@@ -27,6 +27,7 @@ def get_default_config(self):
         return {
             'openmetrics_endpoint': self.openmetrics_endpoint,
             'metrics': [METRICS],
+            'rename_labels': LABEL_RENAME_MAP,
         }
 
     def check(self, instance):

bentoml/datadog_checks/bentoml/metrics.py

@@ -17,3 +17,7 @@
     "/livez": "endpoint_livez",
     "/readyz": "endpoint_readyz",
 }
+
+LABEL_RENAME_MAP = {
+    "endpoint": "bentoml_endpoint",
+}

bentoml/tests/test_unit.py

@@ -39,6 +39,7 @@ def test_bentoml_mock_metrics(dd_run_check, aggregator, mock_http_response):
         assert mock_http.get.call_count == 2
         aggregator.assert_metrics_using_metadata(get_metadata_metrics())
         aggregator.assert_all_metrics_covered()
+        aggregator.assert_metric_has_tag('bentoml.service.request.count', 'bentoml_endpoint:/summarize')
         aggregator.assert_service_check('bentoml.openmetrics.health', ServiceCheck.OK)