centos7使用docker安装es(elasticsearch)

时间:2023-03-09 02:27:43
centos7使用docker安装es(elasticsearch)

1、安装docker依赖(已安装可以不用安装)

yum install -y docker

  

2、搜索镜像

docker search elasticsearch  

如果出现以下报错

Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

执行以下代码

systemctl daemon-reload
sudo service docker restart

3、拉取镜像(我这里拉取的是6.6.0版本的)

docker pull elasticsearch:6.6.0

4、查看镜像

[root@host1 bin]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
docker.io/elasticsearch 6.6.0 752be83a5396 10 months ago

  

5、启动镜像

先执行

echo "http.host: 0.0.0.0" >>/data/elasticsearch/config/elasticsearch.yml

(我在这里使用了 -e 限制内存大小  )

docker run --name elasticsearch -p 9200:9200 -p 9300:9300 -e discovery.type="single-node" -e ES_JAVA_OPTS="-Xms128m -Xmx256m" -v /data/elasticsearch/config/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml -v /data/elasticsearch/data:/usr/share/elasticsearch/data -v /data/elasticsearch/plugins:/usr/share/elasticsearch/plugins -d elasticsearch:6.6.0

docker-compose方式

version: '3'
services:
elasticsearch:
container_name: elas
image: elasticsearch:6.6.0
ports:
- 9200:9200
- 9300:9300
restart: always
network_mode: "host"
privileged: true
environment:
- discovery.type=single-node
- ES_JAVA_OPTS=-Xms128m -Xmx256m
volumes:
- /data/elasticsearch/config:/usr/share/elasticsearch/config
- /data/elasticsearch/data:/usr/share/elasticsearch/data
- /data/elasticsearch/plugins:/usr/share/elasticsearch/plugins

6、使用命令查看防火墙端口是否已经开放

firewall-cmd --list-port 

  如果结果中没有看到9200和9300端口,需要开放这两个端口,使用以下命令

7、开放相关端口

firewall-cmd --zone=public --add-port=9200/tcp --permanent
firewall-cmd --zone=public --add-port=9300/tcp --permanent

重启防火墙

firewall-cmd --reload

  

打开谷歌浏览器访问

服务器IP:9200

出现以下内容

{
"name" : "MKKyl86",
"cluster_name" : "elasticsearch",
"cluster_uuid" : "ZsFLqfP9Tg6olrvJCuiqHw",
"version" : {
"number" : "6.6.0",
"build_flavor" : "default",
"build_type" : "tar",
"build_hash" : "a9861f4",
"build_date" : "2019-01-24T11:27:09.439740Z",
"build_snapshot" : false,
"lucene_version" : "7.6.0",
"minimum_wire_compatibility_version" : "5.6.0",
"minimum_index_compatibility_version" : "5.0.0"
},
"tagline" : "You Know, for Search"
}

说明安装成功

Linux(centos)安装es(elasticsearch)参考:https://www.cnblogs.com/pxblog/p/12632756.html

es(elasticsearch)安装IK中文分词器参考:https://www.cnblogs.com/pxblog/p/12633189.html