java 访问 kerberos 认证的 kafka

 <?xml version="1.0" encoding="UTF-8"?>
 <project xmlns="http://maven.apache.org/POM/4.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>

     <groupId>com.ht</groupId>
     <artifactId>kafkatest</artifactId>
     <version>1.0-SNAPSHOT</version>
     <build>
         <plugins>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
                     <source>1.7</source>
                     <target>1.7</target>
                 </configuration>
             </plugin>
         </plugins>
     </build>

     <dependencies>
         <dependency>
             <groupId>org.apache.kafka</groupId>
             <artifactId>kafka-clients</artifactId>
             <version>0.10.0.0</version>
         </dependency>
     </dependencies>
 </project>

java 代码

 import org.apache.kafka.clients.CommonClientConfigs;
 import org.apache.kafka.clients.consumer.ConsumerRecord;
 import org.apache.kafka.clients.consumer.ConsumerRecords;
 import org.apache.kafka.clients.consumer.KafkaConsumer;

 import java.util.Collections;
 import java.util.Properties;

 import static org.apache.kafka.clients.consumer.ConsumerConfig.*;

 /**
  * @author sunzq
  * @since 2017/8/29
  */
 public class Application {
     public static void main(String[] args) {

         Properties props = new Properties();
         props.put(BOOTSTRAP_SERVERS_CONFIG, "node1:6667,node2:6667,node3:6667,node4:6667");
         props.put(ENABLE_AUTO_COMMIT_CONFIG, "true");
         props.put(GROUP_ID_CONFIG, "test08291103");
 //      props.put(ConsumerConfig.CLIENT_ID_CONFIG, "test0829");
         props.put(AUTO_COMMIT_INTERVAL_MS_CONFIG, 1000);
         props.put(AUTO_OFFSET_RESET_CONFIG, "earliest");
         props.put(KEY_DESERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringDeserializer");
         props.put(VALUE_DESERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringDeserializer");
         props.put(CommonClientConfigs.SECURITY_PROTOCOL_CONFIG, "SASL_PLAINTEXT");

         KafkaConsumer<String, String> consumer = new KafkaConsumer<>(props);
         // topic name: test9
         consumer.subscribe(Collections.singleton("test9"));
         while (true) {
             ConsumerRecords<String, String> records = consumer.poll(100);
             for (ConsumerRecord<String, String> record : records)
                 System.out.printf("offset = %d, key = %s, value = %s%n", record.offset(), record.key(), record.value());
         }
     }
 }

启动参数

-Djava.security.krb5.conf=c:\\app\\conf\\krb5.conf -Djava.security.auth.login.config=c:\\app\\conf\\kafka_jaas.conf

windows 下记得用 \\