版本号:7.3.1
1.需要在配置文件中开启x-pack验证, 修改config目录下面的elasticsearch.yml文件，在里面添加如下内容,并重启.
xpack.security.enabled: true xpack.license.self_generated.type: basic xpack.security.transport.ssl.enabled: true
2，执行设置用户名和密码的命令,这里需要为4个用户分别设置密码，elastic, kibana, logstash_system,beats_system
bin/elasticsearch-setup-passwords interactive
Initiating the setup of passwords for reserved users elastic,kibana,logstash_system,beats_system. You will be prompted to enter passwords as the process progresses. Please confirm that you would like to continue [y/N]y Enter password for [elastic]: passwords must be at least [6] characters long Try again. Enter password for [elastic]: Reenter password for [elastic]: Passwords do not match. Try again. Enter password for [elastic]: Reenter password for [elastic]: Enter password for [kibana]: Reenter password for [kibana]: Enter password for [logstash_system]: Reenter password for [logstash_system]: Enter password for [beats_system]: Reenter password for [beats_system]: Changed password for user [kibana] Changed password for user [logstash_system] Changed password for user [beats_system] Changed password for user [elastic]
curl -H "Content-Type:application/json" -XPOST -u elastic 'http://127.0.0.1:9200/_xpack/security/user/elastic/_password' -d '{ "password" : "123456" }'
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