docker-compose

version: '2'
services:
  mongo:
    image: mongo:3
    tty: true
    networks:
      - logsystem
    volumes:
      - mongo_data:/data/db

  elasticsearch:
    image: docker.elastic.co/elasticsearch/elasticsearch:6.5.1
    volumes:
      - es_data:/usr/share/elasticsearch/data
    environment:
      - http.host=0.0.0.0
      # Disable X-Pack security: https://www.elastic.co/guide/en/elasticsearch/reference/5.5/security-settings.html#general-security-settings
      - xpack.security.enabled=false
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
    ulimits:
      memlock:
        soft: -1
        hard: -1
    mem_limit: 1g
    networks:
      - logsystem
    ports:
      - 9200:9200
      - 9300:9300
    tty: true
    
  fluentd:
    image: myfluentd
    volumes:
      - /var/log/myapp:/var/log/myapp
      - /var/log/fluentd:/var/log/fluentd
    networks:
      - logsystem
    links:
      - graylog
    ports:
      - 24224:24224
      - 24224:24224/udp
    tty: true

  graylog:
    image: mygraylog
    volumes:
      - graylog_journal:/usr/share/graylog/data/journal
    environment:
      # CHANGE ME!
      - GRAYLOG_PASSWORD_SECRET=5PnZPyvAkPfIo6xUetV6
      # Password: admin
      - GRAYLOG_ROOT_PASSWORD_SHA2=A665A45920422F9D417E4867EFDC4FB8A04A1F3FFF1FA07E998E86F7F7A27AE3
      - GRAYLOG_WEB_ENDPOINT_URI=http://127.0.0.1:9000/api
    networks:
      - logsystem
    links:
      - mongo
      - elasticsearch
    ports:
      # Graylog web interface and REST API
      - 9000:9000
      # Syslog TCP
      - 514:514
      # Syslog UDP
      - 514:514/udp
      # GELF TCP
      - 12201:12201
      # GELF UDP
      - 12201:12201/udp
    tty: true

volumes:
  mongo_data:
    driver: local
  es_data:
    driver: local
  graylog_journal:
    driver: local

networks:
  logsystem: