Add environment variable to disable Prometheus populate_target_info o…

…ption
open-telemetry · Dec 13, 2023 · fe7eca7 · fe7eca7
1 parent 28c26e2
commit fe7eca7
Showing 1 changed file with 14 additions and 1 deletion.
diff --git a/exporters/prometheus/src/exporter_options.cc b/exporters/prometheus/src/exporter_options.cc
@@ -36,8 +36,21 @@ inline bool GetPrometheusPopulateOtelScope()
   return exists ? setting : true;
 }
 
+inline bool GetPrometheusPopulateTargetInfo()
+{
+  constexpr char kPrometheusPopulateTargetInfo[] = "PROMETHEUS_EXPORTER_POPULATE_TARGET_INFO";
+
+  bool setting;
+  auto exists = opentelemetry::sdk::common::GetBoolEnvironmentVariable(
+      kPrometheusPopulateTargetInfo, setting);
+
+  return exists ? setting : true;
+}
+
 PrometheusExporterOptions::PrometheusExporterOptions()
-    : url(GetPrometheusDefaultHttpEndpoint()), populate_otel_scope(GetPrometheusPopulateOtelScope())
+    : url(GetPrometheusDefaultHttpEndpoint()),
+      populate_target_info(GetPrometheusPopulateTargetInfo()),
+      populate_otel_scope(GetPrometheusPopulateOtelScope())
 {}
 
 }  // namespace metrics