feat: Collector Metric Exporter for the Web

examples/collector-exporter-node/docker/collector-config.yaml

@@ -10,6 +10,8 @@ receivers:
 exporters:
   zipkin:
     endpoint: "http://zipkin-all-in-one:9411/api/v2/spans"
+  prometheus:
+    endpoint: "0.0.0.0:9464"
 
 processors:
   batch:
@@ -21,3 +23,7 @@ service:
       receivers: [otlp]
       exporters: [zipkin]
       processors: [batch, queued_retry]
+    metrics:
+      receivers: [otlp]
+      exporters: [prometheus]
+      processors: [batch, queued_retry]

examples/collector-exporter-node/docker/docker-compose.yaml

@@ -10,6 +10,7 @@ services:
     volumes:
       - ./collector-config.yaml:/conf/collector-config.yaml
     ports:
+      - "9464:9464"
       - "55680:55680"
       - "55681:55681"
     depends_on:

examples/collector-exporter-node/package.json

@@ -27,10 +27,11 @@
     "url": "https://github.com/open-telemetry/opentelemetry-js/issues"
   },
   "dependencies": {
-    "@opentelemetry/api": "^0.9.0",
-    "@opentelemetry/core": "^0.9.0",
-    "@opentelemetry/exporter-collector": "^0.9.0",
-    "@opentelemetry/tracing": "^0.9.0"
+    "@opentelemetry/api": "^0.10.1",
+    "@opentelemetry/core": "^0.10.1",
+    "@opentelemetry/exporter-collector": "^0.10.1",
+    "@opentelemetry/metrics": "^0.10.1",
+    "@opentelemetry/tracing": "^0.10.1"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js#readme"
 }

examples/collector-exporter-node/start.js

@@ -4,6 +4,7 @@ const opentelemetry = require('@opentelemetry/api');
 // const { ConsoleLogger,  LogLevel} = require('@opentelemetry/core');
 const { BasicTracerProvider, ConsoleSpanExporter, SimpleSpanProcessor } = require('@opentelemetry/tracing');
 const { CollectorTraceExporter, CollectorMetricExporter, CollectorProtocolNode } = require('@opentelemetry/exporter-collector');
+const { MeterProvider } = require('@opentelemetry/metrics');
 
 const exporter = new CollectorTraceExporter({
   serviceName: 'basic-service',
@@ -17,6 +18,7 @@ const exporter = new CollectorTraceExporter({
 
 const metricExporter = new CollectorMetricExporter({
   serviceName: 'basic-metric-service',
+  // logger: new ConsoleLogger(LogLevel.DEBUG),
 });
 
 const provider = new BasicTracerProvider();
@@ -87,4 +89,4 @@ const labels = { pid: process.pid, environment: 'staging' };
 setInterval(() => {
   requestCounter.bind(labels).add(1);
   upDownCounter.bind(labels).add(Math.random() > 0.5 ? 1 : -1);
-}, 1000);
+}, 1000);