elasticsearch6.8.11安装部署开启用户密码访问

本文链接：https://blog.youkuaiyun.com/lx_1314/article/details/135848040

本文详细描述了如何在Linux系统上安装并配置Elasticsearch6.8.11，包括创建用户组、添加用户、设置环境变量、自定义配置文件、网络设置、防火墙管理以及生成和分发证书，确保集群正常运行和安全连接。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

安装

groupadd elastic
useradd -g elastic elastic -s /sbin/sbin/nologin

mkdir /data/elasticsearch/
cd /data/elasticsearch/
wget http://shu.share/soft/linux/elk/elastic/elasticsearch-6.8.11.tar.gz
tar zxvf elasticsearch-6.8.11.tar.gz
chown -R elastic:elastic /data/elasticsearch/elasticsearch-6.8.11

vim /etc/sysctl.conf

#添加内容
vm.max_map_count=655360
# 使用配置生效
sysctl -p

hosts添加

#es
192.168.1.120 es-node1
192.168.1.121 es-node2
192.168.1.122 es-node3

开机自启

vim /etc/systemd/system/elasticsearch.service

[Unit]
Description=elasticsearch 6.8.11
After=network.target

[Service]
Type=forking

User=elastic
LimitNOFILE=65536
LimitNPROC=65536
ExecStart=/data/elasticsearch/elasticsearch-6.8.11/bin/elasticsearch -d

[Install]
WantedBy=multi-user.target

修改配置文件elasticsearch.yml

cluster.name: es-cluster
#节点主机名
node.name: es-node1 
path.data: /data/elasticsearch/elasticsearch-6.8.11/data
path.logs: /data/elasticsearch/elasticsearch-6.8.11/logs
network.host: 0.0.0.0
http.port: 9200
transport.tcp.port: 9300
discovery.zen.ping.unicast.hosts: ["192.168.1.120", "192.168.1.121", "192.168.1.122"]
discovery.zen.minimum_master_nodes: 2

#跨域访问
http.cors.enabled: true
http.cors.allow-origin: "*"

#配置密码访问es集群
xpack.security.enabled: true
xpack.license.self_generated.type: basic
xpack.security.transport.ssl.enabled: true
xpack.security.transport.ssl.verification_mode: certificate
xpack.security.transport.ssl.keystore.path: elastic-certificates.p12
xpack.security.transport.ssl.truststore.path: elastic-certificates.p12

启动es（集群各机器）

systemctl start elasticsearch

防火墙放行

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

生成证书（其中1台机器）

cd /data/elasticsearch/elasticsearch-6.8.11
./bin/elasticsearch-certutil cert -out config/elastic-certificates.p12 -pass ""

#修改属主
chown elastic:elastic elastic-certificates.p12

拷贝证书到其余节点相同目录

#修改属主
chown elastic:elastic elastic-certificates.p12

执行命令生成密码

/data/elasticsearch/elasticsearch-6.8.11/bin/elasticsearch-setup-passwords interactive

重启es(所有节点)

systemctl stop elasticsearch
systemctl start elasticsearch

查看集群

查看集群节点信息

http://192.168.1.120:9200/_cat/nodes?v

查看集群健康状态

http://192.168.1.120:9200/_cat/health?v

查看集群索引信息

http://192.168.1.120:9200/_cat/indices?v