Docker-compose file to build up an ElasticSearch cluster with 1 master node, 2 datanodes supporting allocation awareness, and a Kibana instance. (v6.5.4)

1master-2datanodes_different_zones-1kibana.yml

version: '3'
services:
  master:
    image: docker.elastic.co/elasticsearch/elasticsearch:6.5.4
    container_name: master
    environment:
      - cluster.name=elastic-cluster
      - node.name=master
      - node.master=true
      - node.data=false
      - node.ingest=false
      - bootstrap.memory_lock=true
      - xpack.license.self_generated.type=basic
      - ES_JAVA_OPTS=-Xms512m -Xmx512m
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - master-data:/usr/share/elasticsearch/data
    ports:
      - 9200:9200
    networks:
      - elastic-net
  datanode-europe:
    image: docker.elastic.co/elasticsearch/elasticsearch:6.5.4
    container_name: datanode-europe
    environment:
      - cluster.name=elastic-cluster
      - node.name=datanode-europe
      - node.master=false
      - node.data=true
      - node.attr.my_zone=europe
      - bootstrap.memory_lock=true
      - discovery.zen.ping.unicast.hosts=master,datanode-asia
      - xpack.license.self_generated.type=basic
      - ES_JAVA_OPTS=-Xms512m -Xmx512m
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - datanode-europe-data:/usr/share/elasticsearch/data
    networks:
      - elastic-net
  datanode-asia:
    image: docker.elastic.co/elasticsearch/elasticsearch:6.5.4
    container_name: datanode-asia
    environment:
      - cluster.name=elastic-cluster
      - node.name=datanode-asia
      - node.master=false
      - node.data=true
      - node.attr.my_zone=asia
      - bootstrap.memory_lock=true
      - discovery.zen.ping.unicast.hosts=master,datanode-europe
      - xpack.license.self_generated.type=basic
      - ES_JAVA_OPTS=-Xms512m -Xmx512m
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - datanode-asia-data:/usr/share/elasticsearch/data
    networks:
      - elastic-net
  kibana:
    image: docker.elastic.co/kibana/kibana:6.5.4
    container_name: kibana
    environment:
      - elasticsearch.url=http://elasticsearch:9200
    ulimits:
      memlock:
        soft: -1
        hard: -1
    ports:
      - 5601:5601
    networks:
      - elastic-net
    links:
      - datanode-europe:elasticsearch

volumes:
  master-data:
    driver: local
  datanode-europe-data:
    driver: local
  datanode-asia-data:
    driver: local

networks:
  elastic-net: