version: '3'

networks:
  kibble:
    driver: bridge

services:
  # Main docker image
  kibble:
    image: &img apache/kibble
    build:
      context: .
      dockerfile: Dockerfile.dev
    entrypoint: kibble
    volumes:
      - .:/kibble/
    depends_on:
      - elasticsearch
    networks:
      - kibble

  # Apache Kibble API server
  api:
    image: *img
    command: bash -c "gunicorn --reload -w 1 -b 0.0.0.0:8001 kibble.api.handler:application"
    expose:
      - 8001
    ports:
      - 8001:8001
    volumes:
      - .:/kibble/
    depends_on:
      - elasticsearch
    networks:
      - kibble

  # Apache Kibble web ui server
  ui:
    image: nginx:latest
    volumes:
    - ./nginx-dev.conf:/etc/nginx/nginx.conf
    - ./ui/:/kibble/ui/
    ports:
      - 8000:8000
    depends_on:
      - api
    networks:
      - kibble

  # Elasticsearch node required as a database for Apache Kibble
  elasticsearch:
    image: elasticsearch:7.9.2
    ports:
      - 9200:9200
      - 9300:9300
    environment:
      node.name: es01
      discovery.seed_hosts: es02
      cluster.initial_master_nodes: es01
      cluster.name: kibble
      ES_JAVA_OPTS: -Xms256m -Xmx256m
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - "kibble-es-data:/usr/share/elasticsearch/data"
    networks:
      - kibble

  # Kibana to view and manage Elasticsearch
  kibana:
    image: kibana:7.9.3
    ports:
      - 5601:5601
    depends_on:
      - elasticsearch
    environment:
      ELASTICSEARCH_URL: http://elasticsearch:9200
      ELASTICSEARCH_HOSTS: http://elasticsearch:9200
    networks:
      - kibble

volumes:
  # named volumes can be managed easier using docker-compose
  kibble-es-data: