Docker-compose部署elasticsearch集群以

需要内容：
docker docker-compose
执行命令

wget https://raw.githubusercontent.com/zq2599/blog_demos/master/elasticsearch_docker_compose/docker-compose.yml && \
docker-compose up -d

如果没有docker-compose,点击这里安装
可能会报错，报错内容是

max virtual memory areas vm.max_map_count [65530] is too low, increase to at le...

解决方法看我的另一篇文章
docker-compose.yml内容如下：

version: '2.2'
services:
  elasticsearch:
    image: bolingcavalry/elasticsearch-with-ik:6.5.0
    container_name: elasticsearch
    environment:
      - cluster.name=docker-cluster
      - bootstrap.memory_lock=true
      - http.cors.enabled=true
      - http.cors.allow-origin=*
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - esdata1:/usr/share/elasticsearch/data
    ports:
      - 9200:9200
      - 9300:9300
    networks:
      - esnet
  elasticsearch2:
    image: bolingcavalry/elasticsearch-with-ik:6.5.0
    container_name: elasticsearch2
    environment:
      - cluster.name=docker-cluster
      - bootstrap.memory_lock=true
      - http.cors.enabled=true
      - http.cors.allow-origin=*
      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
      - "discovery.zen.ping.unicast.hosts=elasticsearch"
    ulimits:
      memlock:
        soft: -1
        hard: -1
    volumes:
      - esdata2:/usr/share/elasticsearch/data
    networks:
      - esnet
  head:
    image: bolingcavalry/elasticsearch-head:6
    container_name: head
    ports:
      - 9100:9100
    networks:
      - esnet
volumes:
  esdata1:
    driver: local
  esdata2:
    driver: local

networks:
  esnet: