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otel_tag.go
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/
otel_tag.go
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// Copyright (c) 2023 The Jaeger 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 adjuster
import (
semconv "go.opentelemetry.io/otel/semconv/v1.24.0"
"github.com/jaegertracing/jaeger/model"
)
var otelLibraryKeys = map[string]struct{}{
string(semconv.OTelLibraryNameKey): {},
string(semconv.OTelLibraryVersionKey): {},
}
func OTelTagAdjuster() Adjuster {
adjustSpanTags := func(span *model.Span) {
newI := 0
for i, tag := range span.Tags {
if _, ok := otelLibraryKeys[tag.Key]; ok {
span.Process.Tags = append(span.Process.Tags, tag)
continue
}
if i != newI {
span.Tags[newI] = tag
}
newI++
}
span.Tags = span.Tags[:newI]
}
return Func(func(trace *model.Trace) (*model.Trace, error) {
for _, span := range trace.Spans {
adjustSpanTags(span)
model.KeyValues(span.Process.Tags).Sort()
}
return trace, nil
})
}