com.snow.auto_monitor/app/http/trace/trace.go

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2024-07-12 18:11:21 +08:00
package trace
import (
"sync"
"com.snow.auto_monitor/config"
"github.com/SkyAPM/go2sky"
"github.com/SkyAPM/go2sky/reporter"
)
var (
tracer *go2sky.Tracer
lock sync.Mutex
)
func Tracer() (*go2sky.Tracer, error) {
if tracer == nil {
// 有err, 不适合用sync.Once做单例
lock.Lock()
defer lock.Unlock()
if tracer == nil {
err := InitTracer(config.GetConf().ServiceName, config.GetConf().SkyWalkingOapServer)
if err != nil {
return nil, err
}
}
}
return tracer, nil
}
func InitTracer(serviceName, skyWalkingOapServer string) error {
report, err := reporter.NewGRPCReporter(skyWalkingOapServer)
if err != nil {
return err
}
tracer, err = go2sky.NewTracer(serviceName, go2sky.WithReporter(report))
if err != nil {
return err
}
return nil
}