/
jaeger.go
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/
jaeger.go
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//
// Copyright (C) 2019-2020 Vdaas.org Vald team ( kpango, rinx, kmrmt )
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Package jaeger provides a jaeger exporter.
package jaeger
import (
"context"
"contrib.go.opencensus.io/exporter/jaeger"
"go.opencensus.io/trace"
)
type jaegerOptions = jaeger.Options
type Jaeger interface {
Start(ctx context.Context) error
Stop(ctx context.Context)
Exporter() *jaeger.Exporter
}
type exporter struct {
exporter *jaeger.Exporter
options jaegerOptions
}
func New(opts ...JaegerOption) (j Jaeger, err error) {
jo := new(jaegerOptions)
for _, opt := range append(jaegerDefaultOpts, opts...) {
err = opt(jo)
if err != nil {
return nil, err
}
}
return &exporter{
options: *jo,
}, nil
}
func (e *exporter) Start(ctx context.Context) (err error) {
e.exporter, err = jaeger.NewExporter(e.options)
if err != nil {
return err
}
trace.RegisterExporter(e.exporter)
return nil
}
func (e *exporter) Stop(ctx context.Context) {
if e.exporter != nil {
e.exporter.Flush()
}
}
func (e *exporter) Exporter() *jaeger.Exporter {
return e.exporter
}