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jsonlog.go
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jsonlog.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:https://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 logzioexporter // import "github.com/open-telemetry/opentelemetry-collector-contrib/exporter/logzioexporter"
import (
"encoding/hex"
"go.opentelemetry.io/collector/pdata/pcommon"
"go.opentelemetry.io/collector/pdata/plog"
)
// convertLogRecordToJSON Takes `plog.LogRecord` and `pcommon.Resource` input, outputs byte array that represents the log record as json string
func convertLogRecordToJSON(log plog.LogRecord, resource pcommon.Resource) map[string]interface{} {
jsonLog := map[string]interface{}{}
if spanID := log.SpanID(); !spanID.IsEmpty() {
jsonLog["spanID"] = hex.EncodeToString(spanID[:])
}
if traceID := log.TraceID(); !traceID.IsEmpty() {
jsonLog["traceID"] = hex.EncodeToString(traceID[:])
}
if log.SeverityText() != "" {
jsonLog["level"] = log.SeverityText()
}
// try to set timestamp if exists
if log.Timestamp().AsTime().UnixMilli() != 0 {
jsonLog["@timestamp"] = log.Timestamp().AsTime().UnixMilli()
}
// add resource attributes to each json log
resource.Attributes().Range(func(k string, v pcommon.Value) bool {
jsonLog[k] = v.AsRaw()
return true
})
// add log record attributes to each json log
log.Attributes().Range(func(k string, v pcommon.Value) bool {
jsonLog[k] = v.AsRaw()
return true
})
switch log.Body().Type() {
case pcommon.ValueTypeStr:
jsonLog["message"] = log.Body().Str()
case pcommon.ValueTypeMap:
bodyFieldsMap := log.Body().Map().AsRaw()
for key, value := range bodyFieldsMap {
jsonLog[key] = value
}
}
return jsonLog
}