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logs.go
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logs.go
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// 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 otlptext
import (
"go.opentelemetry.io/collector/model/pdata"
)
// NewTextLogsMarshaler returns a serializer.LogsMarshaler to encode to OTLP text bytes.
func NewTextLogsMarshaler() pdata.LogsMarshaler {
return textLogsMarshaler{}
}
type textLogsMarshaler struct{}
// MarshalLogs pdata.Logs to OTLP text.
func (textLogsMarshaler) MarshalLogs(ld pdata.Logs) ([]byte, error) {
buf := dataBuffer{}
rls := ld.ResourceLogs()
for i := 0; i < rls.Len(); i++ {
buf.logEntry("ResourceLog #%d", i)
rl := rls.At(i)
buf.logAttributeMap("Resource labels", rl.Resource().Attributes())
ills := rl.InstrumentationLibraryLogs()
for j := 0; j < ills.Len(); j++ {
buf.logEntry("InstrumentationLibraryLogs #%d", j)
ils := ills.At(j)
buf.logInstrumentationLibrary(ils.InstrumentationLibrary())
logs := ils.Logs()
for k := 0; k < logs.Len(); k++ {
buf.logEntry("LogRecord #%d", k)
lr := logs.At(k)
buf.logLogRecord(lr)
}
}
}
return buf.buf.Bytes(), nil
}