telemetry

func InitTraceProvider ¶

func InitTraceProvider(ctx context.Context, serviceName, serviceVersion string) (*trace.TracerProvider, error)

InitTraceProvider initializes OpenTelemetry trace provider Configuration is driven entirely by standard OpenTelemetry environment variables:

• OTEL_EXPORTER_OTLP_ENDPOINT: OTLP collector endpoint (if not set, uses stdout)
• OTEL_EXPORTER_OTLP_PROTOCOL: "grpc" (default) or "http/protobuf"
• OTEL_TRACES_SAMPLER: sampler type (default: "parentbased_traceidratio")
• OTEL_TRACES_SAMPLER_ARG: sampling rate 0.0-1.0 (default: 1.0)
• OTEL_RESOURCE_ATTRIBUTES: additional resource attributes (k=v,k2=v2 format)
• OTEL_PROPAGATORS: list of propagators to use (default: "tracecontext,baggage")

func Shutdown ¶

func Shutdown(ctx context.Context, tp *trace.TracerProvider) error

Shutdown gracefully shuts down the trace provider