写点什么

Centos 或 Linux 编写一键式 Shell 脚本删除用户、组指导手册

作者:刘大猫


@[toc]

一、目的

本指导手册为了更加方便使用 Centos 或者 Linux,并在里面删除用户、用户组。


注意点1:userdel 命令删除该用户时,并不能删除该用户的所有信息,只是删除了/etc/passwd、/etc/shadow、/etc/group/、/etc/gshadow 四个文件里的该账户和组的信息。默认情况下创建一个用户账号,会创建一个家目录(在/home/目录以用户名命名)和一个用户邮箱(在/var/spool/mail 目录以用户名命名)因此彻底删除用户,还需额外执行命令:


rm -rf /home/用户名/rm -rf /var/spool/mail/用户名
复制代码


注意点2:删除组参数介绍


[root@usertest ~]# groupdel -hUsage: groupdel [options] GROUP
Options: -h, --help display this help message and exit -R, --root CHROOT_DIR directory to chroot into -P, --prefix PREFIX_DIR prefix directory where are located the /etc/* files -f, --force delete group even if it is the primary group of a user
复制代码

二、操作步骤

configure_delete_oss.sh


#!/bin/bash
# 设置用户名和密码username1="oss_cm"username2="oss_pm"username3="oss_hw"groupname1="oss_cm_group"groupname2="oss_pm_group"groupname3="oss_hw_group"echo "Set userName and groupName completed."
# 检查用户是否存在if id "$username1" >/dev/null 2>&1; then # 删除用户 userdel -r "$username1" rm -rf /home/"$username1"/ rm -rf /var/spool/mail/"$username1" echo "user $username1 deleted successfully"else echo "user $username1 inexistence"fi
if id "$username2" >/dev/null 2>&1; then # 删除用户 userdel -r "$username2" rm -rf /home/"$username2"/ rm -rf /var/spool/mail/"$username2" echo "user $username2 deleted successfully"else echo "user $username2 inexistence"fi
if id "$username3" >/dev/null 2>&1; then # 删除用户 userdel -r "$username3" rm -rf /home/"$username3"/ rm -rf /var/spool/mail/"$username3" echo "user $username3 deleted successfully"else echo "user $username3 inexistence"fi
# 检查组是否存在if grep -q "^$groupname1:" /etc/group; then # 删除组 groupdel "$groupname1" echo "group $groupname1 deleted successfully"else echo "group $groupname1 inexistence"fi
if grep -q "^$groupname2:" /etc/group; then # 删除组 groupdel "$groupname2" echo "group $groupname2 deleted successfully"else echo "group $groupname2 inexistence"fi
if grep -q "^$groupname3:" /etc/group; then # 删除组 groupdel "$groupname3" echo "group $groupname3 deleted successfully"else echo "group $groupname3 inexistence"fiecho "OSS configuration completed."
复制代码


用户头像

刘大猫

关注

还未添加个人签名 2022-08-23 加入

还未添加个人简介

评论

发布
暂无评论
Centos或Linux编写一键式Shell脚本删除用户、组指导手册_人工智能_刘大猫_InfoQ写作社区