本次安装的elasticsearch版本是7.15.2的
下载软件elasticsearch
https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.15.2-linux-x86_64.tar.gz
kibana
https://artifacts.elastic.co/downloads/kibana/kibana-7.15.2-linux-x86_64.tar.gz
es-ik
https://github.com/medcl/elasticsearch-analysis-ik/releases/download/v7.15.2/elasticsearch-analysis-ik-7.15.2.zip
注意版本需要一致
开始安装 elasticsearch 安装从elasticsearch 7.x开始不需要安装jdk了,elasticsearch 目录中自带了jdk
- 开通防火墙端口
# 检查端口是否开放 firewall-cmd --query-port=7050/tcp firewall-cmd --query-port=7060/tcp # 开放端口 firewall-cmd --add-port=7050/tcp --permanent firewall-cmd --add-port=7060/tcp --permanent # 重启防火墙 firewall-cmd --reload
- 创建ES用户和用户组(ElasticSearch 默认不能用root用户启动)
# 添加用户 useradd es # 设置密码 passwd es
- 在/usr/local目录下创建elastic文件夹,运行chown -R es elastic将目录所有者转给用户es
- 运行su es切换到es用户,运行cd /use/local/elastic进入elastic文件夹
- 运行wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-7.15.2-linux-x86_64.tar.gz下载安装包
- 运行tar -xzvf elasticsearch-7.15.2-linux-x86_64.tar.gz将elasticsearch-7.15.2-linux-x86_64.tar.gz解压到安装位置
- 运行cd elasticsearch-7.15.2进入elasticsearch-7.15.2目录
- 运行vi config/elasticsearch.yml
# 集群名称,需要一致 cluster.name: elastic_cluster # 节点名称,不能重复 node.name: node-1 # ES数据存放路径 path.data: /opt/elastic/data # ES日志存放路径 path.logs: /opt/elastic/logs # 绑定地址 network.host: 192.168.0.100 # http端口 http.port: 7050 # 集群通讯端口 transport.port: 7060 # master选举组,在这组服务中选择一个作为master discovery.seed_hosts: ["192.168.0.100:7060","192.168.0.101:7060","192.168.0.102:7060"] # 集群初始化时,可以选择的master节点 cluster.initial_master_nodes: ["node-1","node-2","node-3"] # 是否可以作为master node.master: true #是否可以写数据 node.data: true # xpack安全验证,不开启这个可以不加 xpack.security.enabled: true xpack.security.transport.ssl.enabled: true xpack.security.transport.ssl.verification_mode: certificate xpack.security.transport.ssl.keystore.path: cert/elastic-certificates.p12 xpack.security.transport.ssl.truststore.path: cert/elastic-certificates.p12
- 运行vi config/jvm.options
# 修改内存占用 -Xms4g -Xmx4g
- 进入plugins目录,新建ik文件夹,将elasticsearch-analysis-ik-7.15.2.zip文件解压到ik文件夹中
- 服务器调优
/etc/sysctl.conf 添加 vm.max_map_count = 655360 /etc/security/limits.conf * soft nofile 65536 * hard nofile 65536
- Xpack安全验证
# 选一台机器运行以下命令创建证书,然后把证书拷贝到其他机器 bin/elasticsearch-keystore create bin/elasticsearch-certutil cert -out config/cert/elastic-certificates.p12 -pass "" #通过如下命令生成ES各个组件密码,需要先启动集群 bin/elasticsearch-setup-passwords auto (自动生成) bin/elasticsearch-setup-passwords interactive(手动生成)
- 运行./bin/elasticsearch -d后台启动es,关闭elasticsearch运行ps -ef|grep elastic找到进程号再运行kill 进程号
# 查看集群(带用户名密码): curl -u elastic:password -XGET 'http://172.16.0.101:7050/_cluster/health?pretty' # 查看集群节点(带用户名密码): curl -u elastic:password -XGET 'http://172.16.0.101:7050/_cat/nodes?pretty'自启配置
开机自启配置,添加之后可以在root用户使用以下命令管理es服务
service elasticsearch start|stop|restart
- 使用root用户,运行vi /etc/init.d/elasticsearch创建启动脚本,内容如下
#!/bin/sh #chkconfig: 2345 10 90 #description: elasticsearch #processname: elasticsearch-7.15.2 export ES_HOME=/usr/local/elastic/elasticsearch-7.15.2 case in start) su es<kibana 安装
- 运行chmod +x /etc/init.d/elasticsearch添加执行权限
- 运行chkconfig --add elasticsearch添加自启服务
- 将kibana-7.15.2-linux-x86_64.tar.gz解压到安装目录
- 进入kibana-7.15.2-linux-x86_64目录
- 运行vi config/kibana.yml
elasticsearch.hosts: ["http://192.168.0.100:7050","http://192.168.0.101:7050","http://192.168.0.102:7050"] # Xpack创建的用户名和密码, 登录kibana使用 elastic 用户 elasticsearch.username: "kibana" elasticsearch.password: "password"
- 运行nohup ./kibana &启动kibana
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