services:

  zookeeper:
    image: confluentinc/cp-zookeeper:latest
    ports:
      - 2181:2181
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000

  kafka:
    image: confluentinc/cp-kafka:latest
    container_name: scouter_server_kafka
    depends_on:
      - zookeeper
    ports:
      - 9092:9092
    expose:
      - '29092'
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:29092,PLAINTEXT_HOST://localhost:9092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1

  init-kafka:
    image: confluentinc/cp-kafka:latest
    depends_on:
      - kafka
    entrypoint: [ '/bin/sh', '-c' ]
    command: |
      "
      # blocks until kafka is reachable
      kafka-topics --bootstrap-server kafka:29092 --list

      echo -e 'Creating kafka topics'
      kafka-topics --bootstrap-server kafka:29092 --create --if-not-exists --topic scouter_monitoring --replication-factor 1 --partitions 1

      echo -e 'Successfully created the following topics:'
      kafka-topics --bootstrap-server kafka:29092 --list
      "

  db:
    container_name: scouter_server_db
    depends_on:
      - init-kafka
    build:
      context: .
      dockerfile: Dockerfile
    restart: always
    environment:
      POSTGRES_PASSWORD: admin
      POSTGRES_USER: postgres
      POSTGRES_DB: monitor
    ports:
      - 5432:5432