Sagar Lad created KAFKA-5458:
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Summary: SASL handshake fails for METADATA requests
Key: KAFKA-5458
URL: https://issues.apache.org/jira/browse/KAFKA-5458
Project: Kafka
Issue Type: Bug
Components: KafkaConnect
Affects Versions: 0.10.1.1
Reporter: Sagar Lad
Attachments: kafka_server_jaas.conf, producer.properties,
server.properties
i have enabled SASL Authentication for my kafka with
{code:java}
listeners=SASL_PLAINTEXT://0.0.0.0:9092
advertised.listeners=SASL_PLAINTEXT://0.0.0.0:9092
sasl.enabled.mechanisms=PLAIN
security.protocol=SASL_PLAINTEXT
security.inter.broker.protocol=SASL_PLAINTEXT
sasl.mechanism=PLAIN
sasl.mechanism.inter.broker.protocol=PLAIN
{code}
but in kafkaServer.out getting
{code:java}
[2017-06-16 11:21:12,167] DEBUG Set SASL server state to HANDSHAKE_REQUEST
(org.apache.kafka.common.security.authenticator.SaslServerAuthenticator)
[2017-06-16 11:21:12,167] DEBUG Handle Kafka request METADATA
(org.apache.kafka.common.security.authenticator.SaslServerAuthenticator)
[2017-06-16 11:21:12,167] DEBUG Set SASL server state to FAILED
(org.apache.kafka.common.security.authenticator.SaslServerAuthenticator)
[2017-06-16 11:21:12,167] DEBUG Connection with /127.0.0.1 disconnected
(org.apache.kafka.common.network.Selector)
java.io.IOException: org.apache.kafka.common.errors.IllegalSaslStateException:
Unexpected Kafka request of type METADATA during SASL handshake.
at
org.apache.kafka.common.security.authenticator.SaslServerAuthenticator.authenticate(SaslServerAuthenticator.java:243)
at
org.apache.kafka.common.network.KafkaChannel.prepare(KafkaChannel.java:64)
at
org.apache.kafka.common.network.Selector.pollSelectionKeys(Selector.java:338)
at org.apache.kafka.common.network.Selector.poll(Selector.java:291)
at kafka.network.Processor.poll(SocketServer.scala:476)
at kafka.network.Processor.run(SocketServer.scala:416)
at java.lang.Thread.run(Thread.java:745)
{code}
where as in client log i observed
{code:java}
#### 2017-06-16 11:33:33,501 WARN [kafka-producer-network-thread | producer-7]
NetworkClient.maybeHandleDisconnection (NetworkClient.java:568) - Bootstrap
broker 127.0.0.1:9092 disconnected
#### 2017-06-16 11:33:33,607 WARN [kafka-producer-network-thread | producer-7]
NetworkClient.maybeHandleDisconnection (NetworkClient.java:568) - Bootstrap
broker 127.0.0.1:9092 disconnected
#### 2017-06-16 11:33:33,721 WARN [kafka-producer-network-thread | producer-7]
NetworkClient.maybeHandleDisconnection (NetworkClient.java:568) - Bootstrap
broker 127.0.0.1:9092 disconnected
#### 2017-06-16 11:33:33,834 WARN [kafka-producer-network-thread | producer-7]
NetworkClient.maybeHandleDisconnection (NetworkClient.java:568) - Bootstrap
broker 127.0.0.1:9092 disconnected
#### 2017-06-16 11:33:33,952 WARN [kafka-producer-network-thread | producer-7]
NetworkClient.maybeHandleDisconnection (NetworkClient.java:568) - Bootstrap
broker 127.0.0.1:9092 disconnected
#### 2017-06-16 11:33:34,059 WARN [kafka-producer-network-thread | producer-7]
NetworkClient.maybeHandleDisconnection (NetworkClient.java:568) - Bootstrap
broker 127.0.0.1:9092 disconnected
#### 2017-06-16 11:33:34,162 WARN [kafka-producer-network-thread | producer-7]
NetworkClient.maybeHandleDisconnection (NetworkClient.java:568) - Bootstrap
broker 127.0.0.1:9092 disconnected
###
{code}
metadata request are being every 100ms
*Problem* :
how can we make SASL handshake to support METADATA type requests
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