Files
coder/coderd/tracing/exporter.go
2022-05-19 17:43:07 -05:00

42 lines
1.4 KiB
Go

package tracing
import (
"context"
"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc"
"go.opentelemetry.io/otel/sdk/resource"
sdktrace "go.opentelemetry.io/otel/sdk/trace"
semconv "go.opentelemetry.io/otel/semconv/v1.4.0"
"golang.org/x/xerrors"
)
// TracerProvider creates a grpc otlp exporter and configures a trace provider.
// Caller is responsible for calling TracerProvider.Shutdown to ensure all data is flushed.
func TracerProvider(ctx context.Context, service string) (*sdktrace.TracerProvider, error) {
res, err := resource.New(ctx,
resource.WithAttributes(
// the service name used to display traces in backends
semconv.ServiceNameKey.String(service),
),
)
if err != nil {
return nil, xerrors.Errorf("creating otlp resource: %w", err)
}
// By default we send span data to a local otel collector.
// The endpoint we push to can be configured with env vars.
// See https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/protocol/exporter.md
exporter, err := otlptrace.New(ctx, otlptracegrpc.NewClient(otlptracegrpc.WithInsecure()))
if err != nil {
return nil, xerrors.Errorf("creating otlp exporter: %w", err)
}
tracerProvider := sdktrace.NewTracerProvider(
sdktrace.WithBatcher(exporter),
sdktrace.WithResource(res),
)
return tracerProvider, nil
}