Docker compose for 3 elastic data node and 1 master + fess node

docker-compose.yml

version: '2.2'
services:
  elasticsearch1:
    build: elastic-img
    container_name: elasticsearch1
    environment:
      - cluster.name=docker-cluster-for-fess
      - node.name=node1
      - bootstrap.memory_lock=true
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
      - discovery.zen.ping.unicast.hosts=fess
      - discovery.zen.minimum_master_nodes=1
      - cluster.routing.allocation.disk.threshold_enabled=true
      - cluster.routing.allocation.disk.watermark.low=2gb
      - cluster.routing.allocation.disk.watermark.high=1gb
      - cluster.routing.allocation.disk.watermark.flood_stage=512mb
      - configsync.config_path=/var/lib/elasticsearch/config/
      - node.master=false
      - node.ml=false
      - xpack.ml.enabled=true
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - /usr/share/elasticsearch/data
      - /var/lib/elasticsearch/config
    networks:
      - esnet
  elasticsearch2:
    build: elastic-img
    container_name: elasticsearch2
    environment:
      - node.name=node2
      - cluster.name=docker-cluster-for-fess
      - bootstrap.memory_lock=true
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
      - discovery.zen.ping.unicast.hosts=fess
      - discovery.zen.minimum_master_nodes=1
      - cluster.routing.allocation.disk.threshold_enabled=true
      - cluster.routing.allocation.disk.watermark.low=2gb
      - cluster.routing.allocation.disk.watermark.high=1gb
      - cluster.routing.allocation.disk.watermark.flood_stage=512mb
      - configsync.config_path=/var/lib/elasticsearch/config/
      - node.master=false
      - node.ml=false
      - xpack.ml.enabled=true
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - /usr/share/elasticsearch/data
      - /var/lib/elasticsearch/config
    networks:
      - esnet
  elasticsearch3:
    build: elastic-img
    container_name: elasticsearch3
    environment:
      - node.name=node3
      - discovery.zen.ping.unicast.hosts=fess
      - discovery.zen.minimum_master_nodes=1
      - cluster.name=docker-cluster-for-fess
      - bootstrap.memory_lock=true
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
      - cluster.routing.allocation.disk.threshold_enabled=true
      - cluster.routing.allocation.disk.watermark.low=2gb
      - cluster.routing.allocation.disk.watermark.high=1gb
      - cluster.routing.allocation.disk.watermark.flood_stage=512mb
      - configsync.config_path=/var/lib/elasticsearch/config/
      - node.master=false
      - node.ml=false
      - xpack.ml.enabled=true
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - /usr/share/elasticsearch/data
      - /var/lib/elasticsearch/config
    networks:
      - esnet
  fess:
    build: fess-img
    container_name: fess
    ports:
      - 8080:8080
    networks:
      - esnet

networks:
  esnet: