opentelemetry-js/examples/https/tracer.js

36 lines
1.4 KiB
JavaScript

'use strict';
const opentelemetry = require('@opentelemetry/api');
const { registerInstrumentations } = require('@opentelemetry/instrumentation');
const { NodeTracerProvider } = require('@opentelemetry/sdk-trace-node');
const { resourceFromAttributes } = require('@opentelemetry/resources');
const { ATTR_SERVICE_NAME } = require('@opentelemetry/semantic-conventions');
const { SimpleSpanProcessor } = require('@opentelemetry/sdk-trace-base');
const { JaegerExporter } = require('@opentelemetry/exporter-jaeger');
const { ZipkinExporter } = require('@opentelemetry/exporter-zipkin');
const { HttpInstrumentation } = require('@opentelemetry/instrumentation-http');
const EXPORTER = process.env.EXPORTER || '';
process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';
module.exports = (serviceName) => {
const useZipkin = EXPORTER.toLowerCase().startsWith('z');
const exporter = useZipkin ? new ZipkinExporter() : new JaegerExporter();
const provider = new NodeTracerProvider({
resource: resourceFromAttributes({
[ATTR_SERVICE_NAME]: serviceName,
}),
spanProcessors: [new SimpleSpanProcessor(exporter)]
});
// Initialize the OpenTelemetry APIs to use the NodeTracerProvider bindings
provider.register();
registerInstrumentations({
instrumentations: [
new HttpInstrumentation(),
],
});
return opentelemetry.trace.getTracer('https-example');
};