opentelemetry-collector/processor/batchprocessor/splitlogs.go

71 lines
2.1 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 batchprocessor
import (
"go.opentelemetry.io/collector/model/pdata"
)
// splitLogs removes logrecords from the input data and returns a new data of the specified size.
func splitLogs(size int, src pdata.Logs) pdata.Logs {
if src.LogRecordCount() <= size {
return src
}
totalCopiedLogs := 0
dest := pdata.NewLogs()
src.ResourceLogs().RemoveIf(func(srcRs pdata.ResourceLogs) bool {
// If we are done skip everything else.
if totalCopiedLogs == size {
return false
}
destRs := dest.ResourceLogs().AppendEmpty()
srcRs.Resource().CopyTo(destRs.Resource())
srcRs.InstrumentationLibraryLogs().RemoveIf(func(srcIlm pdata.InstrumentationLibraryLogs) bool {
// If we are done skip everything else.
if totalCopiedLogs == size {
return false
}
destIlm := destRs.InstrumentationLibraryLogs().AppendEmpty()
srcIlm.InstrumentationLibrary().CopyTo(destIlm.InstrumentationLibrary())
// If possible to move all metrics do that.
srcLogsLen := srcIlm.Logs().Len()
if size >= srcLogsLen+totalCopiedLogs {
totalCopiedLogs += srcLogsLen
srcIlm.Logs().MoveAndAppendTo(destIlm.Logs())
return true
}
srcIlm.Logs().RemoveIf(func(srcMetric pdata.LogRecord) bool {
// If we are done skip everything else.
if totalCopiedLogs == size {
return false
}
srcMetric.CopyTo(destIlm.Logs().AppendEmpty())
totalCopiedLogs++
return true
})
return false
})
return srcRs.InstrumentationLibraryLogs().Len() == 0
})
return dest
}