mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-12 10:04:29 +02:00
452256cbf4
* Consolidate stdout exporter * Move config to own file and match project standard * Abstract Exporter into unified struct * Rename trace part of the exporter * Update import paths and configuration * Update tests * Update InstallNewPipeline to not return traceProvider It is a registered global, access it that way. * Update example_test * Update docs * Update example to be for whole package * Update metric output Closer match the span output. * Clean up span output Print as a batch and cleanup marshaling. * Correct spelling error in doc * Add Exporters README * Update Changelog * Propagate changes to rest of project * Lint fixes * Fix example test in metric SDK * Add disable config options for trace and metric Co-authored-by: Liz Fong-Jones <lizf@honeycomb.io>
59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
// Copyright The OpenTelemetry Authors
|
|
//
|
|
// 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
|
|
//
|
|
// http://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 stdout
|
|
|
|
import (
|
|
"context"
|
|
"encoding/json"
|
|
"fmt"
|
|
|
|
"go.opentelemetry.io/otel/sdk/export/trace"
|
|
)
|
|
|
|
// Exporter is an implementation of trace.SpanSyncer that writes spans to stdout.
|
|
type traceExporter struct {
|
|
config Config
|
|
}
|
|
|
|
// ExportSpan writes a SpanData in json format to stdout.
|
|
func (e *traceExporter) ExportSpan(ctx context.Context, data *trace.SpanData) {
|
|
if e.config.DisableTraceExport {
|
|
return
|
|
}
|
|
e.ExportSpans(ctx, []*trace.SpanData{data})
|
|
}
|
|
|
|
// ExportSpans writes SpanData in json format to stdout.
|
|
func (e *traceExporter) ExportSpans(ctx context.Context, data []*trace.SpanData) {
|
|
if e.config.DisableTraceExport || len(data) == 0 {
|
|
return
|
|
}
|
|
out, err := e.marshal(data)
|
|
if err != nil {
|
|
fmt.Fprintf(e.config.Writer, "error converting spanData to json: %v", err)
|
|
return
|
|
|
|
}
|
|
fmt.Fprintln(e.config.Writer, string(out))
|
|
}
|
|
|
|
// marshal v with approriate indentation.
|
|
func (e *traceExporter) marshal(v interface{}) ([]byte, error) {
|
|
if e.config.PrettyPrint {
|
|
return json.MarshalIndent(v, "", "\t")
|
|
}
|
|
return json.Marshal(v)
|
|
}
|