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Add k8s resource attributes automatically

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Co-authored-by: Romain <rtribotte@users.noreply.github.com>
This commit is contained in:
Kevin Pollet 2025-07-21 12:06:04 +02:00 • committed by GitHub
parent 7b78128d4e
commit 78cc85283c
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GPG key ID: B5690EEEBB952194
15 changed files with 170 additions and 60 deletions
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26
pkg/types/tracing.go
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@ -17,7 +17,7 @@ import (
"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
"go.opentelemetry.io/otel/sdk/resource"
sdktrace "go.opentelemetry.io/otel/sdk/trace"
semconv "go.opentelemetry.io/otel/semconv/v1.27.0"
semconv "go.opentelemetry.io/otel/semconv/v1.26.0"
"go.opentelemetry.io/otel/trace"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/encoding/gzip"
@ -52,7 +52,7 @@ func (c *OTelTracing) SetDefaults() {
}
// Setup sets up the tracer.
func (c *OTelTracing) Setup(serviceName string, sampleRate float64, resourceAttributes map[string]string) (trace.Tracer, io.Closer, error) {
func (c *OTelTracing) Setup(ctx context.Context, serviceName string, sampleRate float64, resourceAttributes map[string]string) (trace.Tracer, io.Closer, error) {
var (
err error
exporter *otlptrace.Exporter
@ -66,23 +66,27 @@ func (c *OTelTracing) Setup(serviceName string, sampleRate float64, resourceAttr
return nil, nil, fmt.Errorf("setting up exporter: %w", err)
}
attr := []attribute.KeyValue{
semconv.ServiceNameKey.String(serviceName),
semconv.ServiceVersionKey.String(version.Version),
}
var resAttrs []attribute.KeyValue
for k, v := range resourceAttributes {
attr = append(attr, attribute.String(k, v))
resAttrs = append(resAttrs, attribute.String(k, v))
}
res, err := resource.New(context.Background(),
resource.WithAttributes(attr...),
res, err := resource.New(ctx,
resource.WithContainer(),
resource.WithFromEnv(),
resource.WithHost(),
resource.WithOS(),
resource.WithProcess(),
resource.WithTelemetrySDK(),
resource.WithDetectors(K8sAttributesDetector{}),
// The following order allows the user to override the service name and version,
// as well as any other attributes set by the above detectors.
resource.WithAttributes(
semconv.ServiceName(serviceName),
semconv.ServiceVersion(version.Version),
),
resource.WithAttributes(resAttrs...),
// Use the environment variables to allow overriding above resource attributes.
resource.WithFromEnv(),
)
if err != nil {
return nil, nil, fmt.Errorf("building resource: %w", err)