创建用户重复删除

 1 #!/bin/bash
 2 for i in `seq 1 10`
 3 do
 4         if id tom-$i > /dev/null;then
 5             read -ep "tom-$i已存在,是否删除-(y/n)" ss
 6             if [ $ss = y ];then
 7                 userdel -rf tom-$i
 8             elif [ $ss = n ];then
 9                 continue
10             else
11                 "输入有误"
12             fi
13         else
14             useradd tom-$i
15             if [ $? -eq 0 ];then
16                 echo "tom-$i 创建成功"
17                 passwd="user cat /dev/random | head -1 | md5sum | head -c 5"
18                 echo "tom-$1:$passwd" chpasswd
19                 echo "tom-$i--$passwd" >> user.txt
20             else
21                 echo "tom-$i 创建失败"
22             fi
23         fi
24 done

 

来源：https://www.cnblogs.com/whybk/p/11597777.html