Open kafka under kerberos

1 modify Kafka configuration

1.1 Search for " security.inter.broker.protocol " in the Kafka configuration item and set it to SALS_PLAINTEXT

1.2 Search for " ssl.client.auth " in Kafka configuration items and set it to none 

2. Create a configuration file

2.1 Create jaas.conf file

vim /var/lib/kafka/jaas.conf

KafkaClient {
com.sun.security.auth.module.Krb5LoginModule required
useTicketCache=true;
};

2.2 Create cli.properties file

vim /etc/kafka/conf/cli.properties

security.protocol=SASL_PLAINTEXT
sasl.kerberos.service.name=kafka

2.3 Declare the path of the jass.conf file

vim /etc/profile

export KAFKA_OPTS="-Djava.security.auth.login.config=/var/lib/kafka/jaas.conf"

source /etc/profile

3. Kafka production and consumption

3.1 Producer

kafka-console-producer --broker-list bigdb4:9092 --topic topic_test --producer.config /etc/kafka/conf/cli.properties

3.2 Consumer

kafka-console-consumer --bootstrap-server bigdb4:9092 --topic topic_test --from-beginning --consumer.config /etc/kafka/conf/cli.properties