Bermigrasi dari Eksporter trace ke endpoint OTLP

gcloud services enable telemetry.googleapis.com logging.googleapis.com monitoring.googleapis.com cloudtrace.googleapis.com

// build.gradle
implementation("io.opentelemetry:opentelemetry-exporter-otlp:1.47.0")

// go.mod file
require(
  // OTLP exporter that uses grpc protocol for export
  go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.34.0
  // Alternatively, for export using http/protobuf protocol, use:
  go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.34.0
)

# Requirements.txt - use appropriate versions
#
# OTLP exporter that uses grcp protocol for export
opentelemetry-exporter-otlp-proto-grpc==1.30.0
grpcio==1.70.0
# Alternatively, for export using http/protobuf protocol, use:
opentelemetry-exporter-otlp-proto-http==1.30.0

import io.opentelemetry.exporter.otlp.trace.OtlpGrpcSpanExporter;
import io.opentelemetry.sdk.trace.SdkTracerProvider;
import io.opentelemetry.sdk.trace.export.BatchSpanProcessor;
import io.opentelemetry.sdk.trace.export.SpanExporter;
import io.opentelemetry.sdk.trace.samplers.Sampler;

// Initialize OpenTelemetry SDK with OTLP exporters
public static OpenTelemetry initOpenTelemetry() {
    // Initialize the OTLP gRPC exporter
    SpanExporter otlpGrpcSpanExporter =
        OtlpGrpcSpanExporter.builder()
            .setTimeout(2, TimeUnit.SECONDS)
            .build();

    // Initialize OpenTelemetry tracer provider
    SdkTracerProvider tracerProvider = SdkTracerProvider.builder()
        .setResource(resource)
        .setSampler(Sampler.traceIdRatioBased(0.02))
        .addSpanProcessor(
            BatchSpanProcessor.builder(otlpGrpcSpanExporter)
                .setScheduleDelay(100, TimeUnit.MILLISECONDS)
                .build());

    // Configure OpenTelemetry SDK instacne to use the tracer provider
    // configured with OTLP exporter
    OpenTelemetrySdk openTelemetrySdk =
        OpenTelemetrySdk.builder()
            .setTracerProvider(tracerProvider)
            .build();
}

import (
    "context"
    "go.opentelemetry.io/otel"
    "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc"
    sdktrace "go.opentelemetry.io/otel/sdk/trace"
    // other dependencies
)

// Initializes OpenTelemetry with OTLP exporters
func init() {
    ctx := context.Background()

    // Initialize the OTLP gRPC exporter
    exporter, err := otlptracegrpc.New(ctx)
    if err != nil {
        panic(err)
    }
    // initialize OpenTelemetry tracer provdier
    tp := sdktrace.NewTracerProvider(
        sdktrace.WithSampler(sdktrace.TraceIDRatioBased(0.02)),
        sdktrace.WithBatcher(exporter)
    )

    // configure OpenTelemetry SDK instance to use the tracer provider
    // configured with OTLP exporter
    otel.SetTracerProvider(tp)
}

from opentelemetry import trace
from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import (
    OTLPSpanExporter,
)
from opentelemetry.sdk.resources import SERVICE_NAME, Resource

# Initialize OpenTelemetry with OTLP exporters
def init():
    # Initialize the OTLP gRPC or http exporter
    otlp_grpc_exporter = OTLPSpanExporter()

    # Initialize OpenTelemetry TracerProvider
    trace_provider = TracerProvider(resource=resource).add_span_processor(
    BatchSpanProcessor(otlp_grpc_exporter)
    )

    # Configure OpenTelemetry tracing API with the initialized tracer provider
    trace.set_tracer_provider(trace_provider)

// build.gradle
// Google Auth Library
implementation("com.google.auth:google-auth-library-oauth2-http:1.32.1")

// go.mod file
require (
    // When using gRPC based OTLP exporter, auth is built-in
    google.golang.org/grpc v1.70.0
    // When using http based OTLP exported, use explicit auth library
    golang.org/x/oauth2 v0.26.0
)

# requirements.txt
# Google Auth Library
google-auth==2.38.0

import io.opentelemetry.exporter.otlp.trace.OtlpGrpcSpanExporter;
import io.opentelemetry.sdk.trace.SdkTracerProvider;
import io.opentelemetry.sdk.trace.export.BatchSpanProcessor;
import io.opentelemetry.sdk.trace.export.SpanExporter;
import io.opentelemetry.sdk.trace.samplers.Sampler;

import com.google.auth.oauth2.GoogleCredentials;

// Initialize OpenTelemetry SDK with OTLP exporters
public static OpenTelemetry initOpenTelemetry() {
    // Retrieve and store application-default credentials
    GoogleCredentials credentials;
    try {
       credentials = GoogleCredentials.getApplicationDefault();
    } catch (IOException e) {
      // Handle authentication error
      throw new RuntimeException(e);
    }

    // Update gRPC span exporter to add the authorization headers
    // If you are using the Autoconfigure module, we recommend using
    // Google Cloud Authentication Extension.
    // See https://github.com/open-telemetry/opentelemetry-java-contrib/tree/main/gcp-auth-extension
    SpanExporter otlpGrpcSpanExporter =
        OtlpGrpcSpanExporter.builder()
            .setHeaders(
                () -> {
                  Map<String, List<String>> gcpHeaders;
                  try {
                    credentials.refreshIfExpired();
                    gcpHeaders = credentials.getRequestMetadata();
                  } catch (IOException e) {
                    // Handle authentication error
                    throw new RuntimeException(e);
                  }
                  Map<String, String> flattenedHeaders =
                      gcpHeaders.entrySet().stream()
                          .collect(
                              Collectors.toMap(
                                  Map.Entry::getKey,
                                  entry ->
                                      entry.getValue().stream()
                                          .filter(Objects::nonNull)
                                          .filter(s -> !s.isEmpty())
                                          .collect(Collectors.joining(",")),
                                  (v1, v2) -> v2));
                  return flattenedHeaders;
                })
            .setTimeout(2, TimeUnit.SECONDS)
            .build();

  // Other OpenTelemetry configuration remains unaffected
}

import (
    "context"
    "go.opentelemetry.io/otel"
    "go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc"
    sdktrace "go.opentelemetry.io/otel/sdk/trace"

    "google.golang.org/grpc"
    "google.golang.org/grpc/credentials/oauth"
)

// Initializes OpenTelemetry with OTLP exporters
func init() {
    ctx := context.Background()

    // Retrieve and store Google application-default credentials
    creds, err := oauth.NewApplicationDefault(ctx)
    if err != nil {
        panic(err)
    }

    // Update the previously created OTLP gRPC span exporter to
    // add authorization headers
    exporter, err := otlptracegrpc.New(
        ctx,
        otlptracegrpc.WithDialOption(grpc.WithPerRPCCredentials(creds))
    )

    // Other OpenTelemetry configuration remains unaffected.
}

from opentelemetry import trace
from opentelemetry.exporter.otlp.proto.grpc.trace_exporter import (
    OTLPSpanExporter,
)
from opentelemetry.sdk.resources import SERVICE_NAME, Resource

import google.auth
import google.auth.transport.grpc
import google.auth.transport.requests
import grpc
from google.auth.transport.grpc import AuthMetadataPlugin

# Initialize OpenTelemetry with OTLP exporters
def init():
    # Retrieve and store Google application-default credentials
    credentials, project_id = google.auth.default()
    # Request used to refresh credentials upon expiry
    request = google.auth.transport.requests.Request()

    # Supply the request and credentials to AuthMetadataPlugin
    # AuthMeatadataPlugin inserts credentials into each request
    auth_metadata_plugin = AuthMetadataPlugin(
        credentials=credentials, request=request
    )

    # Initialize gRPC channel credentials using the AuthMetadataPlugin
    channel_creds = grpc.composite_channel_credentials(
        grpc.ssl_channel_credentials(),
        grpc.metadata_call_credentials(auth_metadata_plugin),
    )

    # Update the previously created OTLP gRPC span exporter to add authorization
    # credentials
    otlp_grpc_exporter = OTLPSpanExporter(credentials=channel_creds)

    # Other OpenTelementry configuration remains unaffected