fix: support to set kafka version (resmoio#146)

Co-authored-by: sph <[email protected]>

Author: bysph

pkg/sinks/kafka.go

@@ -19,6 +19,7 @@ type KafkaConfig struct {
 	Layout           map[string]interface{} `yaml:"layout"`
 	ClientId         string                 `yaml:"clientId"`
 	CompressionCodec string                 `yaml:"compressionCodec" default:"none"`
+	Version          string                 `yaml:"version"`
 	TLS              struct {
 		Enable             bool   `yaml:"enable"`
 		CaFile             string `yaml:"caFile"`
@@ -126,7 +127,15 @@ func (k *KafkaSink) Close() {
 func createSaramaProducer(cfg *KafkaConfig) (sarama.SyncProducer, error) {
 	// Default Sarama config
 	saramaConfig := sarama.NewConfig()
-	saramaConfig.Version = sarama.MaxVersion
+	if cfg.Version != "" {
+		version, err := sarama.ParseKafkaVersion(cfg.Version)
+		if err != nil {
+			return nil, err
+		}
+		saramaConfig.Version = version
+	} else {
+		saramaConfig.Version = sarama.MaxVersion
+	}
 	saramaConfig.Metadata.Full = true
 	saramaConfig.ClientID = cfg.ClientId