doneit-web/src/app/services/monitoring/opentelemetry/matrix.ts

import { metrics } from '@opentelemetry/api';
import { OTLPMetricExporter } from '@opentelemetry/exporter-metrics-otlp-http';
import { MeterProvider, PeriodicExportingMetricReader } from '@opentelemetry/sdk-metrics';
import { environment } from 'src/environments/environment';

// Initialize OpenTelemetry metrics
const meterProvider = new MeterProvider();
metrics.setGlobalMeterProvider(meterProvider);

if (window.location.protocol !== 'https:' && environment.presidential == false) {
  const metricReader = new PeriodicExportingMetricReader({
    exporter: new OTLPMetricExporter({
      url: 'http://5-180-182-151.cloud-xip.com:4318/v1/metrics',
      // headers: {
      //   'Authorization': 'Basic ' + btoa('tabteste@006:tabteste@006'),
      // }
    }),
    exportIntervalMillis: 3000,
  });

  meterProvider.addMetricReader(metricReader);
}

export const meter = meterProvider.getMeter('example-exporter-collector');
export const RequestCounter = meter.createCounter('post_requests', {
  description: 'Example of a Counter',
});

export const UseCaseCounter = meter.createCounter('use_case', {
  description: 'use case counter',
});