docker-compose.yml

services:
  postgres:
    image: postgres:10-alpine
    restart: unless-stopped
    container_name: user_db
    ports:
      - '5432:5432'
    volumes:
      - ./docker-postgresql-multiple-databases:/docker-entrypoint-initdb.d
    environment:
      POSTGRES_MULTIPLE_DATABASES: user_db, user_db_test
      POSTGRES_USER: 'postgres'
      POSTGRES_PASSWORD: 'postgres'
    networks:
      - tha-network

  pgadmin:
    image: dpage/pgadmin4
    restart: unless-stopped
    container_name: user_pgadmin
    environment:
      PGADMIN_DEFAULT_EMAIL: "valverde.thiago@gmail.com"
      PGADMIN_DEFAULT_PASSWORD: "CloudBeds!2021"
    ports:
      - "8082:80"
    depends_on:
      - postgres
    networks:
      - tha-network
  zoo:
    image: zookeeper:3.4.9
    restart: unless-stopped
    hostname: zoo
    container_name: zoo
    ports:
      - "2181:2181"
    environment:
      ZOO_MY_ID: 1
      ZOO_PORT: 2181
      ZOO_SERVERS: server.1=zoo:2888:3888
    volumes:
      - zoo-data-volume:/data
      - zoo-datalog-volume:/datalog
    networks:
      - tha-network

  kafka:
    image: confluentinc/cp-kafka:5.3.1
    restart: unless-stopped
    hostname: kafka
    container_name: kafka
    ports:
      - "9092:9092"
    environment:
      KAFKA_ADVERTISED_LISTENERS: LISTENER_DOCKER_INTERNAL://kafka:19092,LISTENER_DOCKER_EXTERNAL://localhost:9092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: LISTENER_DOCKER_INTERNAL:PLAINTEXT,LISTENER_DOCKER_EXTERNAL:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: LISTENER_DOCKER_INTERNAL
      KAFKA_ZOOKEEPER_CONNECT: "zoo:2181"
      KAFKA_BROKER_ID: 1
      KAFKA_LOG4J_LOGGERS: "kafka.controller=INFO,kafka.producer.async.DefaultEventHandler=INFO,state.change.logger=INFO"
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
    volumes:
      - kafka-volume:/var/lib/kafka/data
    depends_on:
      - zoo
    networks:
      - tha-network

  # This "container" is a workaround to pre-create topics
  kafka-setup:
    image: confluentinc/cp-kafka:5.3.1
    hostname: kafka-setup
    container_name: kafka-setup
    depends_on:
      - kafka
      - zoo
    volumes:
      - kafka-setup-connectors-volume:/tmp/connectors
      - kafka-setup-dashboard-volume:/tmp/dashboard
    command: "bash -c 'echo Waiting for Kafka to be ready... && \
                       cub kafka-ready -b kafka:19092 1 20 && \
                       kafka-topics --create --if-not-exists --zookeeper zoo:2181 --partitions 1 --replication-factor 1 --topic USERS_CREATION  '"
    environment:
      # The following settings are listed here only to satisfy the image's requirements.
      # We override the image's `command` anyways, hence this container will not start a broker.
      KAFKA_BROKER_ID: ignored
      KAFKA_ZOOKEEPER_CONNECT: ignored
    networks:
      - tha-network

  kafka-ui:
    image: obsidiandynamics/kafdrop
    restart: unless-stopped
    hostname: kafka-ui
    container_name: kafka-ui
    ports:
      - "9000:9000"
    environment:
      KAFKA_BROKERCONNECT: kafka:19092
    depends_on:
      - kafka
      - zoo
    networks:
      - tha-network

volumes:
  kafka-volume:
    external: false
  zoo-data-volume:
    external: false
  zoo-datalog-volume:
    external: false
  kafka-setup-connectors-volume:
    external: false
  kafka-setup-dashboard-volume:
    external: false
  db_data:
    external: false

networks:
  tha-network:
      driver: bridge