rename doSASLPlainAuth to sendAndReceiveSASLPlainAuth

broker.go

@@ -85,7 +85,7 @@ func (b *Broker) Open(conf *Config) error {
 		b.conf = conf
 
 		if conf.Net.SASL.Enable {
-			b.connErr = b.doSASLPlainAuth()
+			b.connErr = b.sendAndReceiveSASLPlainAuth()
 			if b.connErr != nil {
 				err = b.conn.Close()
 				if err == nil {
@@ -490,7 +490,7 @@ func (b *Broker) responseReceiver() {
 // When credentials are valid, Kafka returns a 4 byte array of null characters.
 // When credentials are invalid, Kafka closes the connection. This does not seem to be the ideal way
 // of responding to bad credentials but thats how its being done today.
-func (b *Broker) doSASLPlainAuth() error {
+func (b *Broker) sendAndReceiveSASLPlainAuth() error {
 	length := 1 + len(b.conf.Net.SASL.User) + 1 + len(b.conf.Net.SASL.Password)
 	authBytes := make([]byte, length+4) //4 byte length header + auth data
 	binary.BigEndian.PutUint32(authBytes, uint32(length))