41 lines
1.2 KiB
JavaScript
41 lines
1.2 KiB
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({
|
|
plugins: {
|
|
grpc: {
|
|
enabled: true,
|
|
// You may use a package name or absolute path to the file.
|
|
path: '@opentelemetry/plugin-grpc'
|
|
}
|
|
}
|
|
});
|
|
|
|
let exporter;
|
|
if (EXPORTER.toLowerCase().startsWith('z')) {
|
|
exporter = new ZipkinExporter({
|
|
serviceName: service,
|
|
});
|
|
} else {
|
|
exporter = new JaegerExporter({
|
|
serviceName: service,
|
|
});
|
|
}
|
|
|
|
// It is recommended to use this `BatchSpanProcessor` for better performance
|
|
// and optimization, especially in production.
|
|
registry.addSpanProcessor(new SimpleSpanProcessor(exporter));
|
|
|
|
// Initialize the OpenTelemetry APIs to use the BasicTracerRegistry bindings
|
|
opentelemetry.initGlobalTracerRegistry(registry);
|
|
}
|
|
|
|
exports.setupTracerAndExporters = setupTracerAndExporters;
|