40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
'use strict';
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const opentelemetry = require('@opentelemetry/core');
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const { NodeTracerRegistry } = 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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function setupTracerAndExporters(service) {
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const registry = new NodeTracerRegistry({
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plugins: {
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dns: {
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enabled: true,
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path: '@opentelemetry/plugin-dns',
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// Avoid dns lookup loop with http zipkin calls
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ignoreHostnames: ['localhost']
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}
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}
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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: service,
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});
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} else {
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exporter = new JaegerExporter({
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serviceName: service,
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});
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}
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registry.addSpanProcessor(new SimpleSpanProcessor(exporter));
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// Initialize the OpenTelemetry APIs to use the BasicTracerRegistry bindings
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opentelemetry.initGlobalTracerRegistry(registry);
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}
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exports.setupTracerAndExporters = setupTracerAndExporters;
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