version: '3'

services:
  zookeeper-kafka:
    image: confluentinc/cp-zookeeper:latest
    ports:
      - '2181:2181'
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    healthcheck:
      # fake healthcheck just to have one to simplify status check
      test: ['CMD', 'date']
      interval: 10s
      timeout: 5s
      retries: 5
  # docs at: https://registry.hub.docker.com/r/wurstmeister/kafka
  kafka-broker-1:
    image: wurstmeister/kafka:latest
    restart: always
    depends_on:
      - zookeeper-kafka
    ports:
      - '9092:9092'
    volumes:
      # It's the only way to deal with Kafka non-static exposed ports to host
      # See: https://github.com/wurstmeister/kafka-docker/blob/master/start-kafka.sh#L65-L76
      - /var/run/docker.sock:/var/run/docker.sock
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper-kafka:2181'
      PORT_COMMAND: 'docker port $$(hostname) 9092/tcp | cut -d: -f2'
      KAFKA_LISTENERS: 'LISTENER_INTERNAL://kafka-broker-1:29092,LISTENER_HOST://:9092'
      KAFKA_ADVERTISED_LISTENERS: LISTENER_INTERNAL://kafka-broker-1:29092,LISTENER_HOST://localhost:_{PORT_COMMAND}
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: LISTENER_INTERNAL:PLAINTEXT,LISTENER_HOST:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: LISTENER_INTERNAL
      KAFKA_JMX_OPTS: "-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=kafka-broker-1 -Dcom.sun.management.jmxremote.rmi.port=1099"
      JMX_PORT: 1099
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: 'true'
      KAFKA_CREATE_TOPICS: 'test:3:3'
    healthcheck:
      test:
        [
          'CMD',
          '/opt/kafka/bin/kafka-topics.sh',
          '--list',
          '--bootstrap-server',
          'kafka-broker-1:29092',
        ]
      interval: 10s
      timeout: 5s
      retries: 5

  kafka-broker-2:
    image: wurstmeister/kafka:latest
    restart: always
    depends_on:
      - zookeeper-kafka
    ports:
      - '9093:9092'
    volumes:
      # It's the only way to deal with Kafka non-static exposed ports to host
      # See: https://github.com/wurstmeister/kafka-docker/blob/master/start-kafka.sh#L65-L76
      - /var/run/docker.sock:/var/run/docker.sock
    environment:
      KAFKA_BROKER_ID: 2
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper-kafka:2181'
      PORT_COMMAND: 'docker port $$(hostname) 9092/tcp | cut -d: -f2'
      KAFKA_LISTENERS: 'LISTENER_INTERNAL://kafka-broker-2:29092,LISTENER_HOST://:9092'
      KAFKA_JMX_OPTS: "-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=kafka-broker-2 -Dcom.sun.management.jmxremote.rmi.port=1099"
      JMX_PORT: 1099
      KAFKA_ADVERTISED_LISTENERS: LISTENER_INTERNAL://kafka-broker-2:29092,LISTENER_HOST://localhost:_{PORT_COMMAND}
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: LISTENER_INTERNAL:PLAINTEXT,LISTENER_HOST:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: LISTENER_INTERNAL
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: 'true'
    healthcheck:
      test:
        [
          'CMD',
          '/opt/kafka/bin/kafka-topics.sh',
          '--list',
          '--bootstrap-server',
          'kafka-broker-2:29092',
        ]
      interval: 10s
      timeout: 5s
      retries: 5
  kafka-broker-3:
    image: wurstmeister/kafka:latest
    restart: always
    depends_on:
      - zookeeper-kafka
    ports:
      - '9094:9092'
    volumes:
      # It's the only way to deal with Kafka non-static exposed ports to host
      # See: https://github.com/wurstmeister/kafka-docker/blob/master/start-kafka.sh#L65-L76
      - /var/run/docker.sock:/var/run/docker.sock
    environment:
      KAFKA_BROKER_ID: 3
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper-kafka:2181'
      PORT_COMMAND: 'docker port $$(hostname) 9092/tcp | cut -d: -f2'
      KAFKA_LISTENERS: 'LISTENER_INTERNAL://kafka-broker-3:29092,LISTENER_HOST://:9092'
      KAFKA_JMX_OPTS: "-Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=kafka-broker-3 -Dcom.sun.management.jmxremote.rmi.port=1099"
      JMX_PORT: 1099
      KAFKA_ADVERTISED_LISTENERS: LISTENER_INTERNAL://kafka-broker-3:29092,LISTENER_HOST://localhost:_{PORT_COMMAND}
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: LISTENER_INTERNAL:PLAINTEXT,LISTENER_HOST:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: LISTENER_INTERNAL
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: 'true'
    healthcheck:
      test:
        [
          'CMD',
          '/opt/kafka/bin/kafka-topics.sh',
          '--list',
          '--bootstrap-server',
          'kafka-broker-3:29092',
        ]
      interval: 10s
      timeout: 5s
      retries: 5

  kafka-ui:
    container_name: kafka-ui
    image: provectuslabs/kafka-ui:latest
    ports:
      - "8080:8080"
    depends_on:
      - zookeeper-kafka
      - kafka-broker-1
      - kafka-broker-2
      - kafka-broker-3
    environment:
      KAFKA_CLUSTERS_0_NAME: local
      KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka-broker-1:29092, kafka-broker-2:29092, kafka-broker-3:29092
      KAFKA_CLUSTERS_0_ZOOKEEPER: zookeeper-kafka:2181
      KAFKA_CLUSTERS_0_JMXPORT: 1099