docker-compose.yml

version: '3.7'

services:
  backend:
    build:
      context: .
      dockerfile: ./infra/backend/Dockerfile
    image: backend:latest
    environment:
      spring.kafka.bootstrap-servers: kafka:9092
    ports:
      - 8080:8080
    restart: unless-stopped
  zookeeper:
    image: 'bitnami/zookeeper:3.6.1-debian-10-r54'
    ports:
      - '2181'
    volumes:
      - zk-data:/bitnami/zookeeper
    environment:
      - ALLOW_ANONYMOUS_LOGIN=yes
    restart: unless-stopped
  kafka:
    image: 'bitnami/kafka:2.5.0-debian-10-r70'
    ports:
      - 9093:9093
    volumes:
      - kafka-data:/bitnami/kafka
    depends_on:
      - zookeeper
    environment:
      - ALLOW_PLAINTEXT_LISTENER=yes
      - KAFKA_HEAP_OPTS=-Xmx256m -Xms256m
      - KAFKA_CFG_ZOOKEEPER_CONNECT=zookeeper:2181
      - KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=CLIENT:PLAINTEXT,EXTERNAL:PLAINTEXT
      - KAFKA_CFG_LISTENERS=CLIENT://:9092,EXTERNAL://:9093
      - KAFKA_CFG_ADVERTISED_LISTENERS=CLIENT://kafka:9092,EXTERNAL://localhost:9093
      - KAFKA_INTER_BROKER_LISTENER_NAME=CLIENT
      - KAFKA_MAX_MESSAGE_BYTES=3145728
      - KAFKA_REPLICA_FETCH_MAX_BYTES=3145728
    restart: unless-stopped
  kafdrop:
    image: obsidiandynamics/kafdrop:latest
    ports:
      - "9095:9000"
    environment:
      - KAFKA_BROKERCONNECT=kafka:9092
      - JVM_OPTS=-Xms32M -Xmx64M
volumes:
  zk-data: {}
  kafka-data: {}