53 lines
1.6 KiB
JavaScript
53 lines
1.6 KiB
JavaScript
'use strict';
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const opentelemetry = require('@opentelemetry/api');
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const { registerInstrumentations } = require('@opentelemetry/instrumentation');
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const { NodeTracerProvider } = require('@opentelemetry/node');
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const { SimpleSpanProcessor } = require('@opentelemetry/tracing');
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const { JaegerExporter } = require('@opentelemetry/exporter-jaeger');
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const { ZipkinExporter } = require('@opentelemetry/exporter-zipkin');
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const EXPORTER = process.env.EXPORTER || '';
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module.exports = (serviceName) => {
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const provider = new NodeTracerProvider();
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registerInstrumentations({
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instrumentations: [
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{
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plugins: {
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'@grpc/grpc-js': {
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enabled: true,
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path: '@opentelemetry/plugin-grpc-js',
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// // when boostraping with lerna for testing purposes
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// path: `${__dirname}/../../packages/opentelemetry-plugin-grpc-js/build/src`
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},
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// // when boostraping with lerna for testing purposes
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// 'http': {
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// enabled: true,
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// path: `${__dirname}/../../packages/opentelemetry-plugin-http/build/src`
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// },
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},
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},
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],
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tracerProvider: provider,
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});
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let exporter;
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if (EXPORTER.toLowerCase().startsWith('z')) {
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exporter = new ZipkinExporter({
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serviceName,
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});
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} else {
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exporter = new JaegerExporter({
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serviceName,
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});
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}
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provider.addSpanProcessor(new SimpleSpanProcessor(exporter));
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// Initialize the OpenTelemetry APIs to use the NodeTracerProvider bindings
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provider.register();
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return opentelemetry.trace.getTracer('grpc-js-example');
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};
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