feat(nodejs): add propagator auto-configuration (#1459)

open-telemetry · Aug 12, 2024 · 0725e69 · 0725e69
1 parent 3869f3a
commit 0725e69
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/nodejs/packages/layer/package.json b/nodejs/packages/layer/package.json
@@ -28,8 +28,9 @@
   },
   "dependencies": {
     "@opentelemetry/api": "^1.7.0",
-    "@opentelemetry/exporter-trace-otlp-proto": "^0.52.1",
+    "@opentelemetry/auto-configuration-propagators": "^0.2.0",
     "@opentelemetry/exporter-metrics-otlp-proto": "^0.52.1",
+    "@opentelemetry/exporter-trace-otlp-proto": "^0.52.1",
     "@opentelemetry/instrumentation": "^0.52.1",
     "@opentelemetry/instrumentation-aws-lambda": "^0.43.0",
     "@opentelemetry/instrumentation-aws-sdk": "^0.43.0",

diff --git a/nodejs/packages/layer/src/wrapper.ts b/nodejs/packages/layer/src/wrapper.ts
@@ -23,6 +23,7 @@ import { getEnv } from '@opentelemetry/core';
 import { AwsLambdaInstrumentationConfig } from '@opentelemetry/instrumentation-aws-lambda';
 import { OTLPTraceExporter } from '@opentelemetry/exporter-trace-otlp-proto';
 import { MeterProvider, MeterProviderOptions } from '@opentelemetry/sdk-metrics';
+import { getPropagator } from '@opentelemetry/auto-configuration-propagators';
 
 function defaultConfigureInstrumentations() {
   // Use require statements for instrumentation to avoid having to have transitive dependencies on all the typescript
@@ -121,6 +122,10 @@ async function initializeProvider() {
   if (typeof configureSdkRegistration === 'function') {
     sdkRegistrationConfig = configureSdkRegistration(sdkRegistrationConfig);
   }
+  // auto-configure propagator if not provided
+  if (!sdkRegistrationConfig.propagator) {
+    sdkRegistrationConfig.propagator = getPropagator();
+  }
   tracerProvider.register(sdkRegistrationConfig);
 
   // Configure default meter provider (doesn't export metrics)