elasticsearch安装和使用

elasticsearch下载地址：

https://www.elastic.co/cn/downloads/past-releases#elasticsearch

 

 

 

 https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.10.1-linux-x86_64.tar.gz

Elasticsearch目录结构

 启动单节点服务

 

 

 

[www@localhost config]$ grep -Ev "^#|^$" ./elasticsearch.yml 
node.name: node-1
path.data: /www/elasticsearch/data
network.host: 0.0.0.0
http.port: 9200
discovery.seed_hosts: ["127.0.0.1"]
cluster.initial_master_nodes: ["node-1"]

 

 

 启动成功界面：

 

 访问web界面

 

 

kibana环境

下载地址（下载对应版本的kibana）：https://www.elastic.co/cn/downloads/past-releases/kibana-7-10-0

 

启动服务：（从版本6.0.0开始，Kibana仅支持64位操作系统。）

[www@localhost kibana-7.10.1-linux-x86_64]$ grep -Ev "^#|^$" ./config/kibana.yml 
server.port: 5601
server.host: "0.0.0.0"
server.name: "my-kibana"
elasticsearch.hosts: ["http://localhost:9200"]

 

验证服务启动成功：http://localhost:5601

命令行关闭kibana：

 关闭窗口 ps -ef | grep 5601 或者 ps -ef | grep kibana 或者 lsof -i :5601 kill -9 pid

 

Head插件安装

(1) 下载node： ① 下载地址：https://nodejs.org/en/download/ ② 检查是否安装成功：Win+R  CMD输入“node -v”命令检查，如果输出了版本号，则node安装成功

下载地址：

https://nodejs.org/download/release/latest-v14.x/

https://github.com/nodejs/release#release-schedule

 

 配置环境变量

JAVA_HOME=/opt/soft/jdk1.8.0_181
JRE_HOME=/opt/soft/jdk1.8.0_181/jre
NODE_HOME=/opt/soft/node-v14.21.2-linux-x64
PATH=/opt/soft/jdk1.8.0_181/bin:/opt/soft/jdk1.8.0_181/jre/bin:/application/mysql/bin/:$NODE_HOME/bin:$PATH
CLASSPATH=.:$JAVA_HOME/jre/lib/rt.jar:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib
export JAVA_HOME
export JRE_HOME 
export NODE_HOME
export CLASSPATH 
export PATH
export _JAVA_OPTIONS="-Xms512m -Xmx512m -Xmn126m"
ulimit -SHn 100000
export PATH=/application/mysql/bin:$PATH

[root@localhost ~]# node -v
v14.21.2

[root@localhost ~]# npm install -g grunt-cli
/opt/soft/node-v14.21.2-linux-x64/bin/grunt -> /opt/soft/node-v14.21.2-linux-x64/lib/node_modules/grunt-cli/bin/grunt
+ grunt-cli@1.4.3
added 59 packages from 71 contributors in 26.125s
[root@localhost ~]# grunt -version
grunt-cli v1.4.3

 

git clone https://github.com/mobz/elasticsearch-head.git
cd elasticsearch-head/

#通过阿里巴巴源安装cnpm
npm install -g cnpm --registry=https://registry.npm.taobao.org
cnpm install

启动es-head插件
#必须进入es-head插件目录运行启动命令
cd elasticsearch-head/
cnpm run start

 

如果无法发现ES节点，尝试在ES配置文件中设置允许跨域
http.cors.enabled: true
http.cors.allow-origin: "*"

集群的健康值检查