OpenTelemetry + Test result + Prometheus + Grafana

1.go

func main() {

	ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt)
	defer cancel()

	shutdown := initProvider(ctx)
	defer shutdown()

	commonLabels := []attribute.KeyValue{
		attribute.String("result", "[skiped|success|failure]"),
	}

	meter := otel.Meter("demo-client-meter")
	testRequestCount, _ := meter.Int64Counter(
		"test_request_count",
		metric.WithDescription("The number of test result"),
	)

	testRequestCount.Add(ctx, 0, metric.WithAttributes(commonLabels...))

}

2.yaml

receivers:
  otlp:
    protocols:
      grpc:

exporters:
  prometheus:
    endpoint: "0.0.0.0:8889"
    namespace: promexample
    const_labels:
      label1: value1
  logging:
    loglevel: debug
  file:
    path: /tmp/tests.json

processors:
  batch:

extensions:
  health_check:
  pprof:
    endpoint: :1888
  zpages:
    endpoint: :55679

service:
  extensions: [pprof, zpages, health_check]
  pipelines:
    traces:
      receivers: [otlp]
      processors: [batch]
      exporters: [file, logging]
    metrics:
      receivers: [otlp]
      processors: [batch]
      exporters: [file, logging, prometheus]