1、------------------------------------
普通的账号管理： 账号名称 账号全名 支援次要群组 是否可登入主机 密码 hxs hanxiaoshun xygroup 可以 hxs123456 zl zhaolong xygroup 可以 zl123456
wz thirdUser 无额外支持 不可以 wz123456
[root@iZ2zeg4tkk4ub8wept0hrjZ ~]# groups root [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# groupadd xygroup [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# useradd -G xygroup -c "hanxiaoshun" hxs [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# useradd -G xygroup -c "zhaolong" zl [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# useradd -c "wuzheng" -s /sbin/nologin wz [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# echo "hxs123456"|passwd --stdin hxs Changing password for user hxs. passwd: all authentication tokens updated successfully. [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# echo "zl123456"|passwd --stdin zl Changing password for user zl. passwd: all authentication tokens updated successfully. [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# echo "wz123456"|passwd --stdin wz Changing password for user wz. passwd: all authentication tokens updated successfully.2、-----------------------------------
多人在同一文件夹下进行项目开发，但这三个用户还是拥有自己的家目录与基本的私有群组，假设这个项目计划在/srv/projecta 账号名称 账号全名 支援次要群组 是否可登入主机 密码 hxsa hanxiaoshuna projecta 可以 hxs123456a zla zhaolonga projecta 可以 zl123456a wza wuzhenga projecta 可以 wz123456a
[root@iZ2zeg4tkk4ub8wept0hrjZ ~]# su hxs [hxs@iZ2zeg4tkk4ub8wept0hrjZ root]$ groups hxs xygroup [hxs@iZ2zeg4tkk4ub8wept0hrjZ root]$ exit exit [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# groupadd projecta [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# useradd -G projecta -c "hanxiaoshuna" hxsa [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# useradd -G projecta -c "zhaolonga" zla [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# useradd -G projecta -c "wuzhenga" wza [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# echo "hxs123456a"|passwd --stdin hxsa Changing password for user hxsa. passwd: all authentication tokens updated successfully. [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# echo "zl123456a"|passwd --stdin zla Changing password for user zla. passwd: all authentication tokens updated successfully. [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# echo "wz123456a"|passwd --stdin wza Changing password for user wza. passwd: all authentication tokens updated successfully. [root@iZ2zeg4tkk4ub8wept0hrjZ ~]# cd /srv/ [root@iZ2zeg4tkk4ub8wept0hrjZ srv]# ll total 0 [root@iZ2zeg4tkk4ub8wept0hrjZ srv]# mkdir /srv/projecta [root@iZ2zeg4tkk4ub8wept0hrjZ srv]# chgrp projecta /srv/projecta/ [root@iZ2zeg4tkk4ub8wept0hrjZ srv]# chmod 2770 /srv/projecta/ [root@iZ2zeg4tkk4ub8wept0hrjZ srv]# ll -d /srv/projecta/ drwxrws--- 2 root projecta 4096 Dec 28 11:47 /srv/projecta/
问题：
鸣谢：鸟哥的Linux私房菜-基础学习篇%28第四版%29高清完整书签PDF版（Linuxidc.com）.pdf