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format.go
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/
format.go
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package format
import (
"errors"
"github.com/elastic/beats/libbeat/beat"
"github.com/elastic/beats/libbeat/common"
"github.com/elastic/beats/libbeat/common/fmtstr"
"github.com/elastic/beats/libbeat/outputs/codec"
)
type Encoder struct {
Format *fmtstr.EventFormatString
}
type Config struct {
String *fmtstr.EventFormatString `config:"string" validate:"required"`
}
func init() {
codec.RegisterType("format", func(_ beat.Info, cfg *common.Config) (codec.Codec, error) {
config := Config{}
if cfg == nil {
return nil, errors.New("empty format codec configuration")
}
if err := cfg.Unpack(&config); err != nil {
return nil, err
}
return New(config.String), nil
})
}
func New(fmt *fmtstr.EventFormatString) *Encoder {
return &Encoder{fmt}
}
func (e *Encoder) Encode(_ string, event *beat.Event) ([]byte, error) {
return e.Format.RunBytes(event)
}