一 用户配置文件
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1.1 /etc/passwd
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默认组和附加组
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尽量不能修改用户的初始组
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1.2 影子文件
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时间戳换算
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1.3 组信息文件
/etc/group
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/etc/gshadow
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二 用户管理相关文件
2.1 家目录
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2.2 用户模板目录
- 所有新增的
家目录里面的默认内容
就是模板目录下的内容
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三 用户管理目录
3.1 useradd
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示例
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用户默认值文件
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3.2 passwd
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3.3 修改用户信息
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3.4 userdel
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如果是手动删除太麻烦了,需要下面的步骤
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3.5 su(切换用户)
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四 用户组管理
4.1 groupadd
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4.2 groupmod
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4.3 groupdel
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