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zipkin.go
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zipkin.go
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// Copyright © 2023 Ory Corp
// SPDX-License-Identifier: Apache-2.0
package otelx
import (
"go.opentelemetry.io/otel"
"go.opentelemetry.io/otel/exporters/zipkin"
"go.opentelemetry.io/otel/sdk/resource"
sdktrace "go.opentelemetry.io/otel/sdk/trace"
semconv "go.opentelemetry.io/otel/semconv/v1.7.0"
"go.opentelemetry.io/otel/trace"
)
func SetupZipkin(t *Tracer, tracerName string, c *Config) (trace.Tracer, error) {
exp, err := zipkin.New(c.Providers.Zipkin.ServerURL)
if err != nil {
return nil, err
}
tpOpts := []sdktrace.TracerProviderOption{
sdktrace.WithBatcher(exp),
sdktrace.WithResource(resource.NewWithAttributes(
semconv.SchemaURL,
semconv.ServiceNameKey.String(c.ServiceName),
)),
sdktrace.WithSampler(sdktrace.ParentBased(sdktrace.TraceIDRatioBased(
c.Providers.Zipkin.Sampling.SamplingRatio,
))),
}
tp := sdktrace.NewTracerProvider(tpOpts...)
otel.SetTracerProvider(tp)
return tp.Tracer(tracerName), nil
}