Elasticsearch 6 docker-compose + kibana

elk6

version: '2'

services:
  elasticsearch:
    image: docker.elastic.co/elasticsearch/elasticsearch:6.8.7
    ports:
      - 9200:9200
      - 9300:9300
    environment:
      - discovery.type=single-node
  kibana:
    image: docker.elastic.co/kibana/kibana:6.8.7
    ports:
      - 5601:5601
    environment:
      ELASTICSEARCH_URL: http://elasticsearch:9200
    links:
      - elasticsearch
    depends_on:
      - elasticsearch