opentelemetry-js/examples/http/setup.js

31 lines
957 B
JavaScript

'use strict';
const opentelemetry = require('@opentelemetry/core');
const { NodeTracerRegistry } = require('@opentelemetry/node');
const { SimpleSpanProcessor } = require('@opentelemetry/tracing');
const { JaegerExporter } = require('@opentelemetry/exporter-jaeger');
const { ZipkinExporter } = require('@opentelemetry/exporter-zipkin');
const EXPORTER = process.env.EXPORTER || '';
function setupTracerAndExporters(service) {
const registry = new NodeTracerRegistry();
let exporter;
if (EXPORTER.toLowerCase().startsWith('z')) {
exporter = new ZipkinExporter({
serviceName: service,
});
} else {
exporter = new JaegerExporter({
serviceName: service,
});
}
registry.addSpanProcessor(new SimpleSpanProcessor(exporter));
// Initialize the OpenTelemetry APIs to use the BasicTracerRegistry bindings
opentelemetry.initGlobalTracerRegistry(registry);
}
exports.setupTracerAndExporters = setupTracerAndExporters;