services:
  elasticsearch:
    image: docker.elastic.co/elasticsearch/elasticsearch-oss:6.5.4
    networks:
      - graylog-storage-network
    #volumes:
    #  - ~/data/graylog/es:/usr/share/elasticsearch/data
    environment:
      - http.host=0.0.0.0
      - transport.host=localhost
      - network.host=0.0.0.0
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
    ulimits:
      memlock:
        soft: -1
        hard: -1

  graylog:
    image: graylog/graylog:3.0
    environment:
      - GRAYLOG_PASSWORD_SECRET=$GRAYLOG_PASSWORD_SECRET
      - GRAYLOG_ROOT_PASSWORD_SHA2=$GRAYLOG_ROOT_PASSWORD_SHA2
      - GRAYLOG_ROOT_USERNAME=$GRAYLOG_ROOT_USERNAME

      - GRAYLOG_HTTP_EXTERNAL_URI=$GRAYLOG_HTTP_EXTERNAL_URI
      - GRAYLOG_HTTP_PUBLISH_URI=$GRAYLOG_HTTP_EXTERNAL_URI

      - GRAYLOG_MONGODB_URI=$GRAYLOG_MONGODB_URI
    networks:
      - graylog-storage-network
      - services-network
    depends_on:
      - elasticsearch
    ports:
      # Graylog web interface and REST API
      - 9000:9000
      # GELF TCP
      - 12201:12201
      # GELF UDP
      - 12201:12201/udp