linux 添加用户并设置主目录，shell 并赋予权限 （以 fedora 和 ubuntu 为例）; linux 添加用户管理员权限；
<p><strong>添加用户：</strong></p><p># useradd -d /home/yaowen -m -s /bin/bash yaowen</p>
<p><strong>更改用户密码：</strong></p>
<p>passwd yaowen</p>
<p><strong>查看当前组：</strong></p>
<p>groups</p>
<p>id</p>
<p><strong>删除用户：</strong></p>
<p> # userdel -r username</p>
<p><strong>修改默认shell:</strong></p>
<p>cat /etc/shells</p>
<p>chsh -s /bin/bash </p>
<p>usermod -s /bin/zsh user</p>
<p><span style="color: rgba(255, 0, 0, 1)"><strong>环境 centos 7.6, </strong><strong>添加管理员权限：<span style="color: rgba(0, 0, 0, 1)">(2022-01-04 更新)</span></strong></span></p>
<p>sudo adduser -g wheel username # 添加有管理员权限用户</p>
<p>sudo usermod -G wheel username # 追加管理员权限</p>
<p><strong><span style="color: rgba(255, 0, 0, 1)">ubuntu 添加赋予管理员权限:</span>（2019.10.14 更新）</strong></p>
<p>sudo usermod -a -G adm new_username</p>
<p>sudo usermod -a -G sudo new_username</p>
<p>sudo gpasswd -d yaowen adm # 删除</p>
<p><strong>使用效果：</strong>(2022-01-04 17:24:26)</p>
<p><img src="https://img2020.cnblogs.com/blog/847101/202201/847101-20220104172514195-36547150.png" alt="" loading="lazy"> </p>
<p><strong>## ipmi 设置 2023年03月30日13:18:58：</strong></p>
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<pre><span style="color: rgba(0, 0, 0, 1)">安装工具：
apt</span>-get <span style="color: rgba(0, 0, 255, 1)">install</span> -<span style="color: rgba(0, 0, 0, 1)">y ipmitool
或者： </span><span style="color: rgba(0, 0, 255, 1)">yum</span> <span style="color: rgba(0, 0, 255, 1)">install</span> -<span style="color: rgba(0, 0, 0, 1)">y ipmitool
BMC配置命令：
ipmitool lan print </span><span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)"> #打印当前ipmi 地址配置信息。
ipmitool lan set </span><span style="color: rgba(128, 0, 128, 1)">1</span> ipsrc static # 设置 <span style="color: rgba(0, 0, 255, 1)">id</span> <span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)"> 为静态IP地址。
ipmitool lan set </span><span style="color: rgba(128, 0, 128, 1)">1</span> ipaddr <span style="color: rgba(128, 0, 128, 1)">10.42</span>.<span style="color: rgba(128, 0, 128, 1)">223.71</span><span style="color: rgba(0, 0, 0, 1)"> # 设置 IPMI 地址。
ipmitool lan set </span><span style="color: rgba(128, 0, 128, 1)">1</span> netmask <span style="color: rgba(128, 0, 128, 1)">255.255</span>.<span style="color: rgba(128, 0, 128, 1)">255.0</span><span style="color: rgba(0, 0, 0, 1)"> # 设置 IPMI 子网掩码。
ipmitool lan set </span><span style="color: rgba(128, 0, 128, 1)">1</span> defgw ipaddr <span style="color: rgba(128, 0, 128, 1)">10.42</span>.<span style="color: rgba(128, 0, 128, 1)">223.254</span><span style="color: rgba(0, 0, 0, 1)"> # 设置 IPMI 网关。<br>
修改用户名：
ipmitool user list </span><span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)"> # 显示 IPMI 用户列表。
ipmitool user set name </span><span style="color: rgba(128, 0, 128, 1)">2</span><span style="color: rgba(0, 0, 0, 1)"> root #创建用户，一般服务器有默认的超级用户（root,admin,ADMIN）, 可以直接修改超级用户的密码，不用重新创建。
ipmitool user set password </span><span style="color: rgba(128, 0, 128, 1)">2</span><span style="color: rgba(0, 0, 0, 1)"> calvin #创建密码
ipmitool channel setaccess </span><span style="color: rgba(128, 0, 128, 1)">1</span> <span style="color: rgba(128, 0, 128, 1)">2</span> callin=on link=on privilege=<span style="color: rgba(128, 0, 128, 1)">4</span><span style="color: rgba(0, 0, 0, 1)"> #开权限
ipmitool user list </span><span style="color: rgba(128, 0, 128, 1)">1</span><span style="color: rgba(0, 0, 0, 1)"> # 查看chanenel1的用户信息
ipmitool user set password </span><span style="color: rgba(128, 0, 128, 1)">1</span> abc-<span style="color: rgba(128, 0, 128, 1)">123</span> # 修改用户 id1 的密码 为 abc-<span style="color: rgba(128, 0, 128, 1)">123<br><br><span style="color: rgba(0, 0, 0, 1)">启动用户：</span><br><span style="color: rgba(0, 0, 0, 1)">ipmitool user enable 3 # 启动用户；2023-05-09<br>ipmitool channel setaccess 1 4 callin=on ipmi=on link=on privilege=0x4 # 开权限 2025年01月23日</span><br></span></pre>
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<p><strong>相关博客链接：</strong></p>
<p>https://www.cnblogs.com/xuyaowen/p/get-group-id.html</p>
<p>https://www.cnblogs.com/xuyaowen/p/linux-chsh.html </p>
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https://github.com/yaowenxu<br><br>
来源：https://www.cnblogs.com/xuyaowen/p/linux-adduser.html
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