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support Elastic APM for tracing (thanos-io#1482)
* support Elastic APM for tracing Signed-off-by: Wing924 <weihe924stephen@gmail.com> * fix docs Signed-off-by: Wing924 <weihe924stephen@gmail.com> * retry job Signed-off-by: Wing924 <weihe924stephen@gmail.com> * format code Signed-off-by: Wing924 <weihe924stephen@gmail.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| package elasticapm | ||
|
|
||
| import ( | ||
| "io" | ||
|
|
||
| "github.com/opentracing/opentracing-go" | ||
| "go.elastic.co/apm" | ||
| "go.elastic.co/apm/module/apmot" | ||
| "gopkg.in/yaml.v2" | ||
| ) | ||
|
|
||
| type Config struct { | ||
| ServiceName string `yaml:"service_name"` | ||
| ServiceVersion string `yaml:"service_version"` | ||
| ServiceEnvironment string `yaml:"service_environment"` | ||
| } | ||
|
|
||
| func NewTracer(conf []byte) (opentracing.Tracer, io.Closer, error) { | ||
| config := Config{} | ||
| if err := yaml.Unmarshal(conf, &config); err != nil { | ||
| return nil, nil, err | ||
| } | ||
| tracer, err := apm.NewTracerOptions(apm.TracerOptions{ | ||
| ServiceName: config.ServiceName, | ||
| ServiceVersion: config.ServiceVersion, | ||
| ServiceEnvironment: config.ServiceEnvironment, | ||
| }) | ||
| if err != nil { | ||
| return nil, nil, err | ||
| } | ||
| return apmot.New(apmot.WithTracer(tracer)), tracerCloser{tracer}, nil | ||
| } | ||
|
|
||
| type tracerCloser struct { | ||
| tracer *apm.Tracer | ||
| } | ||
|
|
||
| func (t tracerCloser) Close() error { | ||
| if t.tracer != nil { | ||
| t.tracer.Close() | ||
| } | ||
| return nil | ||
| } |
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