[英]o.apache.kafka.clients.NetworkClient - Bootstrap broker <hostname>:9092 disconnected
I am trying to consume messages from Kafka topic using Spring Kafka consumer.However I seeing the below error. 我正在尝试使用Spring Kafka Consumer使用来自Kafka主题的消息,但是我看到以下错误。 This works fine when I consume messages from a kafka topic set up in my local machine -
当我使用本地计算机中设置的kafka主题的消息时,此方法可以正常工作-
[org.springframework.kafka.KafkaListenerEndpointContainer#0-0-C-1] WARN o.apache.kafka.clients.NetworkClient - Bootstrap broker <hostname>:9092
disconnected [org.springframework.kafka.KafkaListenerEndpointContainer#0-0-C-1]警告o.apache.kafka.clients.NetworkClient-引导代理
<hostname>:9092
断开连接
I am able to read the messages using command line 我可以使用命令行阅读消息
./kafka-console-consumer.sh --bootstrap-server localhost:9092 --topic ctp_verbose_amcs --from-beginning --zookeeper localhost:2181
Code 码
@EnableKafka
@Configuration
public class KafkaConsumerConfig {
private static Logger logger = LoggerFactory.getLogger(KafkaConsumerConfig.class);
@Value(value = "${kafka.bootstrapAddress:localhost:9092}")
private String bootstrapAddress;
@Value(value = "${groupId:amcs-tas}")
private String groupId;
@Bean
public ConsumerFactory<String, Map<String, Object>> consumerFactory() {
Map<String, Object> props = new HashMap<>();
props.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapAddress);
props.put(ConsumerConfig.GROUP_ID_CONFIG, groupId);
return new DefaultKafkaConsumerFactory<>(props, new StringDeserializer(), new ConciseMessageDeserializer());
}
@Bean
public ConcurrentKafkaListenerContainerFactory<String, Map<String, Object>> kafkaListenerContainerFactory() {
ConcurrentKafkaListenerContainerFactory<String, Map<String, Object>> factory = new ConcurrentKafkaListenerContainerFactory<>();
factory.setConsumerFactory(consumerFactory());
return factory;
}
}
Error Message in Server Log 服务器日志中的错误消息
[2017-09-20 14:33:44,448] ERROR Closing socket for <hostname>:9092-10.251.127.31:51014 because of error (kafka.network.Processor)
kafka.network.InvalidRequestException: Error getting request for apiKey: 3 and apiVersion: 2
at kafka.network.RequestChannel$Request.liftedTree2$1(RequestChannel.scala:95)
at kafka.network.RequestChannel$Request.<init>(RequestChannel.scala:87)
at kafka.network.Processor$$anonfun$processCompletedReceives$1.apply(SocketServer.scala:488)
at kafka.network.Processor$$anonfun$processCompletedReceives$1.apply(SocketServer.scala:483)
at scala.collection.Iterator$class.foreach(Iterator.scala:893)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1336)
at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
at kafka.network.Processor.processCompletedReceives(SocketServer.scala:483)
at kafka.network.Processor.run(SocketServer.scala:413)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.IllegalArgumentException: Invalid version for API key 3: 2
at org.apache.kafka.common.protocol.ProtoUtils.schemaFor(ProtoUtils.java:31)
at org.apache.kafka.common.protocol.ProtoUtils.requestSchema(ProtoUtils.java:44)
at org.apache.kafka.common.protocol.ProtoUtils.parseRequest(ProtoUtils.java:60)
at org.apache.kafka.common.requests.MetadataRequest.parse(MetadataRequest.java:96)
at org.apache.kafka.common.requests.AbstractRequest.getRequest(AbstractRequest.java:48)
at kafka.network.RequestChannel$Request.liftedTree2$1(RequestChannel.scala:92)
... 10 more
Caused by: java.lang.IllegalArgumentException: Invalid version for API key 3: 2
Your client version is not compatible with the broker version. 您的客户端版本与代理版本不兼容。
See the project page at the bottom for the compatibility matrix. 有关兼容性列表,请参见底部的项目页面 。
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