docker-compose.yaml

version: '3.8'

services:
  zookeeper:
    image: confluentinc/cp-zookeeper:6.1.1
    hostname: zookeeper
    container_name: zookeeper
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    ports:
      - 22181:2181
  kafa-init:
    image: node:lts-alpine
    user: 'node'
    working_dir: /home/node/app
    volumes:
      - ./scripts/init-kafka:/home/node/app
    environment:
      SCHEMA_REGISTRY_HOST: schema-registry
      REST_PROXY_HOST: rest-proxy
    command: [sh, -c, 'npm i && npm run start']
    depends_on:
      - rest-proxy
      - schema-registry
  broker:
    image: confluentinc/cp-kafka:6.1.1
    hostname: broker
    container_name: broker
    depends_on:
      - zookeeper
    ports:
      - "29092:29092"
      - "9092:9092"
      - "9101:9101"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://broker:29092,PLAINTEXT_HOST://localhost:9092
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
      KAFKA_JMX_PORT: 9101
      KAFKA_JMX_HOSTNAME: localhost
  schema-registry:
    image: confluentinc/cp-schema-registry:6.1.1
    hostname: schema-registry
    container_name: schema-registry
    depends_on:
      - broker
    ports:
      - "8081:8081"
    environment:
      SCHEMA_REGISTRY_HOST_NAME: schema-registry
      SCHEMA_REGISTRY_KAFKASTORE_BOOTSTRAP_SERVERS: 'broker:29092'
      SCHEMA_REGISTRY_LISTENERS: http://0.0.0.0:8081
  control-center: # TODO just for testing: remove on prod
    image: confluentinc/cp-enterprise-control-center:6.1.1
    hostname: control-center
    container_name: control-center
    depends_on:
      - broker
      - schema-registry
    ports:
      - "9021:9021"
    environment:
      CONTROL_CENTER_BOOTSTRAP_SERVERS: 'broker:29092'
      CONTROL_CENTER_SCHEMA_REGISTRY_URL: "http://schema-registry:8081"
      CONTROL_CENTER_REPLICATION_FACTOR: 1
      CONTROL_CENTER_INTERNAL_TOPICS_PARTITIONS: 1
      CONTROL_CENTER_MONITORING_INTERCEPTOR_TOPIC_PARTITIONS: 1
      CONFLUENT_METRICS_TOPIC_REPLICATION: 1
      PORT: 9021
  rest-proxy:
    image: confluentinc/cp-kafka-rest:6.1.1
    depends_on:
      - broker
      - schema-registry
    ports:
      - 8082:8082
    hostname: rest-proxy
    container_name: rest-proxy
    environment:
      KAFKA_REST_HOST_NAME: rest-proxy
      KAFKA_REST_BOOTSTRAP_SERVERS: 'broker:29092'
      KAFKA_REST_LISTENERS: "http://0.0.0.0:8082"
      KAFKA_REST_SCHEMA_REGISTRY_URL: 'http://schema-registry:8081'
  mongodb:
    image: mongo:4.4.12 # Last 4.x, latest image is 5+ incompatible with mongodb k8s version
    volumes:
      - ./scripts/mongodb-create-user.sh:/docker-entrypoint-initdb.d/mongodb-create-user.sh
    env_file: .env
    environment:
      MONGO_INITDB_ROOT_USERNAME: ${MONGO_ROOT_USERNAME}
      MONGO_INITDB_ROOT_PASSWORD: ${MONGO_ROOT_PASSWORD}
      MONGO_INITDB_DATABASE: ${MONGO_DATABASE}
      MONGO_DB_USERNAME: ${MONGO_USERNAME}
      MONGO_DB_PASSWORD: ${MONGO_PASSWORD}
    ports:
      - "27017:27017"
    healthcheck:
      test: echo 'db.runCommand("ping").ok' | mongo mongodb:27017/${MONGO_DATABASE} --quiet
      interval: 30s
      timeout: 5s
      start_period: 10s
      retries: 3