/
jaeger.go
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/
jaeger.go
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package jaeger
import (
"github.com/google/wire"
"github.com/opentracing/opentracing-go"
"github.com/pkg/errors"
"github.com/spf13/viper"
"github.com/uber/jaeger-client-go/config"
"github.com/uber/jaeger-lib/metrics/prometheus"
"go.uber.org/zap"
)
func NewConfiguration(v *viper.Viper, logger *zap.Logger) (*config.Configuration, error) {
var (
err error
c = new(config.Configuration)
)
if err = v.UnmarshalKey("jaeger", c); err != nil {
return nil, errors.Wrap(err, "unmarshal jaeger configuration error")
}
logger.Info("load jaeger configuration success")
return c, nil
}
func New(c *config.Configuration) (opentracing.Tracer, error) {
metricsFactory := prometheus.New()
tracer, _, err := c.NewTracer(config.Metrics(metricsFactory))
if err != nil {
return nil, errors.Wrap(err, "create jaeger tracer error")
}
return tracer, nil
}
var ProviderSet = wire.NewSet(New, NewConfiguration)