/
jaeger.go
38 lines (33 loc) · 897 Bytes
/
jaeger.go
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package jaeger
import (
"io"
"regexp"
"time"
"github.com/opentracing/opentracing-go"
jaegercfg "github.com/uber/jaeger-client-go/config"
)
// SafeServiceName returns a sanitized ASCII service name
func SafeServiceName(name string) string {
re := regexp.MustCompile("[^a-zA-Z0-9]+")
return re.ReplaceAllString(name, "")
}
// DefaultJaegerTracer sets a default jaeger tracer
func DefaultJaegerTracer(serviceName, agentHost string) (opentracing.Tracer, io.Closer, error) {
cfg := jaegercfg.Configuration{
Sampler: &jaegercfg.SamplerConfig{
Type: "const",
Param: 1,
},
Reporter: &jaegercfg.ReporterConfig{
LogSpans: true,
BufferFlushInterval: 1 * time.Second,
LocalAgentHostPort: agentHost,
},
}
tracer, closer, err := cfg.New(serviceName)
if err != nil {
return nil, nil, err
}
opentracing.SetGlobalTracer(tracer)
return tracer, closer, nil
}