version: '3.6'

services:
  elasticsearch:
    labels:
      com.example.service: "es"
      com.example.description: "For searching and indexing data"
    image: elasticsearch
    networks:
      - elk
    volumes:
      - type: volume
        source: esdata
        target: /usr/share/elasticsearch/data/
    ports:
      - "9200:9200"

  logstash:
    labels:
      com.example.service: "logstash"
      com.example.description: "For logging data"
    image: logstash
    networks:
      - elk
    volumes:
      - ./samples/logstash:/etc/logstash
    command: logstash -f /etc/logstash/logstash.conf
    depends_on:
      - elasticsearch

  kibana:
    labels:
      com.example.service: "kibana"
      com.example.description: "Data visualisation and for log aggregation"
    image: kibana
    networks:
      - elk
    ports:
      - "5601:5601"
    environment:
      - ELASTICSEARCH_URL=http://elasticsearch:9200
    depends_on:
      - elasticsearch

  grafana:
    labels:
      com.example.service: "grafana"
      com.example.description: "Data visualisation"
    image: grafana/grafana
    networks:
      - elk
    ports:
      - "3000:3000"
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=admin
    volumes:
      - ./samples/grafana:/etc/grafana/provisioning
    depends_on:
      - elasticsearch

  nginx:
    container_name: nginx_accounting
    build:
      context: .
      dockerfile: samples/Dockerfile
    networks:
      - nginx
      - elk
    ports:
      - 8080:8080
      - 8888:8888
      - 9999:9999
    depends_on:
      - logstash


networks:
  nginx:
  elk:

volumes:
  esdata: