version: "3"
services:
zookeeper:
image: wurstmeister/zookeeper
container_name: zookeeper
restart: always
ports:
- 2181:2181
environment:
ZOOKEEPER_CLIENT_PORT: 2181
kafka:
image: wurstmeister/kafka
restart: always
container_name: kafka
depends_on:
- zookeeper
ports:
- 9092:9092
environment:
KAFKA_BROKER_ID: 0
KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://192.168.1.20:9092
KAFKA_ADVERTISED_PORT: 9092
KAFKA_LISTENERS: PLAINTEXT://0.0.0.0:9092
KAFKA_PORT: 9092
KAFKA_ALLOW_EVERYONE_IF_NO_ACL_FOUND: "false"
KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
KAFKA_HEAP_OPTS: "-Xmx512M -Xmx512M"
kafka-ui:
image: provectuslabs/kafka-ui:latest
container_name: kafka-ui
restart: always
ports:
- 10010:8080
environment:
- DYNAMIC_CONFIG_ENABLED=true
- SERVER_SERVLET_CONTEXT_PATH=/ui-kafka
- KAFKA_CLUSTERS_0_NAME=local
- KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS=kafka:9092
- KAFKA_CLUSTERS_0_PROPERTIES_SECURITY_PROTOCOL=PLAINTEXT
depends_on:
- zookeeper
- kafka
kafka-ui
地址:http://localhost:10010/ui-kafka/
java生产者
<dependency>
<groupId>org.springframework.kafka</groupId>
<artifactId>spring-kafka</artifactId>
<version>2.9.0</version>
</dependency>
import org.apache.kafka.clients.producer.KafkaProducer;
import org.apache.kafka.clients.producer.ProducerConfig;
import org.apache.kafka.clients.producer.ProducerRecord;
import org.apache.kafka.common.serialization.StringSerializer;
import java.util.Properties;
public class KafkaProducerTest {
public static void main(String[] args) {
Properties properties = new Properties();
properties.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, "127.0.0.1:9092");
// KEY: 是kafka用于做消息投递计算具体投递到对应的主题的哪一个partition而需要的
properties.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class.getName());
// VALUE: 实际发送消息的内容
properties.put(ProducerConfig.VALUE_SERIALIZER_C