import { NodeTracerProvider } from '@opentelemetry/sdk-trace-node';
import { SimpleSpanProcessor, BatchSpanProcessor, ConsoleSpanExporter, } from '@opentelemetry/sdk-trace-base';
import { Resource } from '@opentelemetry/resources';
import { SemanticResourceAttributes } from '@opentelemetry/semantic-conventions';
import { registerInstrumentations } from '@opentelemetry/instrumentation';
import { ExpressInstrumentation } from '@opentelemetry/instrumentation-express';
import { HttpInstrumentation } from '@opentelemetry/instrumentation-http';
const { OTLPTraceExporter } = require('@opentelemetry/exporter-otlp-grpc');
import { CollectorTraceExporter } from '@opentelemetry/exporter-collector-grpc';
const init = function (serviceName: string ) {

    // Define traces
    const traceExporter = new OTLPTraceExporter({});

    const provider = new NodeTracerProvider({
        resource: new Resource({
            [SemanticResourceAttributes.SERVICE_NAME]: serviceName
        }),
    });

    provider.addSpanProcessor(new BatchSpanProcessor(traceExporter));

    provider.register();

    registerInstrumentations({
        instrumentations: [
            new ExpressInstrumentation({}),
            new HttpInstrumentation({})
        ]
    });
    const tracer = provider.getTracer(serviceName);
    return { tracer };
}

export default init;

sequelize

mysql2

package-lock.json

mysql

mysql2

mysql