/
simple.go
55 lines (47 loc) · 1.08 KB
/
simple.go
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package main
import (
"fmt"
"github.com/opentracing/opentracing-go/log"
"github.com/uber/jaeger-client-go"
"github.com/uber/jaeger-client-go/config"
)
// Run jaeger
// docker run -d --name jaeger \
// -e COLLECTOR_ZIPKIN_HTTP_PORT=9411 \
// -p 5775:5775/udp \
// -p 6831:6831/udp \
// -p 6832:6832/udp \
// -p 5778:5778 \
// -p 16686:16686 \
// -p 14268:14268 \
// -p 9411:9411 \
// jaegertracing/all-in-one:1.8
func main() {
cfg := config.Configuration{
Sampler: &config.SamplerConfig{
Type: "const",
Param: 1,
},
Reporter: &config.ReporterConfig{
LogSpans: true,
},
}
tracer, closer, err := cfg.New("test", config.Logger(jaeger.StdLogger))
if err != nil {
panic(fmt.Sprintf("Failed to init jaeger, err= %v", err))
}
defer func() {
_ = closer.Close()
}()
name := "Sadlil"
str := fmt.Sprintf("Hello %s", name)
span := tracer.StartSpan("say-hello")
span.SetTag("hello-to", name)
span.LogFields(
log.String("event", "string-format"),
log.String("value", name),
)
println(str)
span.LogKV("event", "println")
span.Finish()
}