docker-compose.yml

version: "3.7"

services:
  postgres:
    image: postgres:10
    container_name: postgres
    ports:
      - "5000:5432"
    environment:
      POSTGRES_HOST_AUTH_METHOD: trust
      POSTGRES_USER: db_user
      POSTGRES_PASSWORD: db_password
    volumes:
      - ./postgres-data:/var/lib/postgresql/data

  zookeeper:
    build:
      context: ./zookeeper
    container_name: zookeeper
    expose:
      - 2181
      - 2888
      - 3888

  broker1:
    build:
      context: ./kafka
    container_name: broker1
    ports:
      - "9092:9092"
    depends_on:
      - zookeeper
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_LISTENERS: "PLAINTEXT://broker1:9092"
      KAFKA_ADVERTISED_LISTENERS: "PLAINTEXT://broker1:9092"
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181

  broker2:
    build:
      context: ./kafka
    container_name: broker2
    ports:
      - "9093:9093"
    depends_on:
      - zookeeper
      - broker1
    environment:
      KAFKA_BROKER_ID: 2
      KAFKA_LISTENERS: "PLAINTEXT://broker2:9093"
      KAFKA_ADVERTISED_LISTENERS: "PLAINTEXT://broker2:9093"
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181

  schema:
    build:
      context: ./schema-registry
    container_name: schema
    expose: 
      - 8081
    environment: 
      SCHEMA_BROKERS: "PLAINTEXT://broker1:9092,PLAINTEXT://broker2:9093"
      SCHEMA_LISTENERS: "http://schema:8081"
    depends_on: 
      - broker1
      - broker2
      
  connector:
    build:
      context: ./connector
    container_name: connector
    depends_on: 
      - broker1
      - broker2
    ports:
      - 8083:8083

  ksql:
    build:
      context: ./ksql
    container_name: ksql
    expose:
      - 8088
    environment:
      KSQL_BROKERS: "broker1:9092,broker2:9093"
      KSQL_LISTENERS: "http://ksql:8088,http://localhost:8088"
      KSQL_SCHEMA_REGISTRY: "http://schema:8081"
      KSQL_CONNECT_URL: "http://connector:8083"
    depends_on:
      - broker1
      - broker2
      - schema
      - connector

networks:
  default:
    name: kafkaCDC