VictoriaMetrics/app/vlinsert/insertutils/timestamp.go
2024-06-17 12:13:25 +02:00

33 lines
1 KiB
Go

package insertutils
import (
"fmt"
"time"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/logstorage"
)
// ExtractTimestampISO8601FromFields extracts ISO8601 timestamp in nanoseconds from the field with the name timeField at fields.
//
// The value for the timeField is set to empty string after returning from the function,
// so it could be ignored during data ingestion.
//
// The current timestamp is returned if fields do not contain a field with timeField name or if the timeField value is empty.
func ExtractTimestampISO8601FromFields(timeField string, fields []logstorage.Field) (int64, error) {
for i := range fields {
f := &fields[i]
if f.Name != timeField {
continue
}
nsecs, ok := logstorage.TryParseTimestampISO8601(f.Value)
if !ok {
if f.Value == "0" || f.Value == "" {
return time.Now().UnixNano(), nil
}
return time.Now().UnixNano(), fmt.Errorf("cannot unmarshal iso8601 timestamp from %s=%q", timeField, f.Value)
}
f.Value = ""
return nsecs, nil
}
return time.Now().UnixNano(), nil
}