remove b3 propagators from configuration

Author: ezhang6811

aws-distro-opentelemetry-node-autoinstrumentation/package.json

@@ -103,7 +103,6 @@
   },
   "dependencies": {
     "@opentelemetry/api": "1.9.0",
-    "@opentelemetry/auto-configuration-propagators": "0.3.2",
     "@opentelemetry/auto-instrumentations-node": "0.56.0",
     "@opentelemetry/core": "1.30.1",
     "@opentelemetry/exporter-metrics-otlp-grpc": "0.57.1",
@@ -115,6 +114,7 @@
     "@opentelemetry/instrumentation-aws-sdk": "0.49.0",
     "@opentelemetry/otlp-transformer": "0.57.1",
     "@opentelemetry/propagator-aws-xray": "1.26.2",
+    "@opentelemetry/propagator-aws-xray-lambda": "^0.54.0",
     "@opentelemetry/resource-detector-aws": "1.12.0",
     "@opentelemetry/resources": "1.30.1",
     "@opentelemetry/sdk-metrics": "1.30.1",
@@ -126,6 +126,6 @@
     "build/src/**/*.js",
     "build/src/**/*.d.ts",
     "build/src/**/*.d.ts.map",
-    "build/workspace/node_modules/**"
+    "build/src/**/*.json"
   ]
 }

aws-distro-opentelemetry-node-autoinstrumentation/src/register.ts

@@ -41,7 +41,7 @@ export function setAwsDefaultEnvironmentVariables(): void {
     process.env.OTEL_EXPORTER_OTLP_PROTOCOL = 'http/protobuf';
   }
   if (!process.env.OTEL_PROPAGATORS) {
-    process.env.OTEL_PROPAGATORS = 'xray,tracecontext,b3,b3multi';
+    process.env.OTEL_PROPAGATORS = 'xray,tracecontext';
   }
   // Disable the following instrumentations by default
   // This auto-instrumentation for the `fs` module generates many low-value spans. `dns` is similar.

aws-distro-opentelemetry-node-autoinstrumentation/test/aws-opentelemetry-configurator.test.ts

@@ -506,7 +506,7 @@ describe('AwsOpenTelemetryConfiguratorTest', () => {
   function validateConfiguratorEnviron() {
     // Set by register.ts
     expect('http/protobuf').toEqual(process.env.OTEL_EXPORTER_OTLP_PROTOCOL);
-    expect('xray,tracecontext,b3,b3multi').toEqual(process.env.OTEL_PROPAGATORS);
+    expect('xray,tracecontext').toEqual(process.env.OTEL_PROPAGATORS);
 
     // Not set
     expect(undefined).toEqual(process.env.OTEL_TRACES_SAMPLER);

aws-distro-opentelemetry-node-autoinstrumentation/test/register.test.ts

@@ -33,7 +33,7 @@ describe('Register', function () {
     it('sets AWS Default Environment Variables', () => {
       setAwsDefaultEnvironmentVariables();
       expect(process.env.OTEL_EXPORTER_OTLP_PROTOCOL).toEqual('http/protobuf');
-      expect(process.env.OTEL_PROPAGATORS).toEqual('xray,tracecontext,b3,b3multi');
+      expect(process.env.OTEL_PROPAGATORS).toEqual('xray,tracecontext');
       expect(process.env.OTEL_NODE_DISABLED_INSTRUMENTATIONS).toEqual('fs');
     });
 
@@ -79,7 +79,7 @@ describe('Register', function () {
 
     assert.ok(proc.stdout.includes('AWS Distro of OpenTelemetry automatic instrumentation started successfully'));
     assert.ok(proc.stdout.includes("Environment variable OTEL_EXPORTER_OTLP_PROTOCOL is set to 'http/protobuf'"));
-    assert.ok(proc.stdout.includes("Environment variable OTEL_PROPAGATORS is set to 'xray,tracecontext,b3,b3multi'"));
+    assert.ok(proc.stdout.includes("Environment variable OTEL_PROPAGATORS is set to 'xray,tracecontext'"));
 
     // Check a span has been generated for the GET request done in app.js
     assert.ok(proc.stdout.includes("name: 'GET'"), 'console span output in stdout - validate Span Name');

lambda-layer/packages/layer/scripts/otel-instrument

@@ -68,7 +68,7 @@ fi
 
 # - Set the propagators
 if [[ -z "$OTEL_PROPAGATORS" ]]; then
-  export OTEL_PROPAGATORS="xray,tracecontext,baggage,b3,b3multi"
+  export OTEL_PROPAGATORS="xray,tracecontext,baggage"
 fi
 
 # - Set Application Signals configuration