Set server Public key login SH script

#!/bin/bash # desc:  This script is used to create the user and set the public key login .# author:[email protected]# date:  2015-06-18#  Setting Environment Variables Path=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin export  path# Enter the user name you want to create read -p  "Input the user name:"  username# Verify that the appropriate file is uploaded read  -p  "Do you upload user public key file (e.g. xumin.pub)  to  home directory before excute this script?  (y or n): "  fileflagif [  "$fileflag"  !=  "Y"  ] && [  "$fileflag"  !=   "Y"  ]; then     echo  "please upload user public  key file (e.g. xumin.pub)  to home directory.\n "      exit 2 fiecho  "start setting....... \n" #检查公钥文件是否已经上传filepath =~/$username. pubif [  -f  $filepath  ];THEN&Nbsp;   echo  "$filepath   file exists!" else    echo  "$filepath   file does not exist or you have entered the wrong path"     exit 3fi# New user group groupadd  $usernameif  [ $? == 0 ];then    echo  " Group add success\n "else    exit 4fi# add users and automatically create folders and initial configuration, set a password useradd -g   $username  -d /home/$username   $usernameif  [ $? == 0 ];then     echo  "user add success\n" else    exit 5fi# set initial password echo   "123"  | passwd --stdin  $username # New SSH file directory mkdir /home/$username/.ssh# Rename the public key to the corresponding place mv ~/$username. pub /home/$username/.ssh/authorized_keys# Modify folder permissions and file permissions chown -r $ Username. $username  /home/$username/.sshchmod 700 /home/$username/.sshchmod 644 /home/ $username/.ssh/authorized_keys# Change to sudoer configuration, add Sudoerchmod 777 /etc/sudoersecho  "$username     all= (All)        all" >>/etc /sudoers# Permissions Change back chmod 440 /etc/sudoersecho  "end setting....... \n" #删除用户并删除其主目录 #userdel  -r  $username

Modifying the Public key

#!/bin/bash # desc:  This script is used to modify the user login public key # author:[email protected]# date:  2015-06-18#  Setting Environment Variables Path=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin export  path# Enter the user name you want to create read -p  "Input the user name:"  username# Verify that the appropriate file is uploaded read  -p  "Do you upload user public key file (e.g. xumin.pub)  to  home directory before excute this script?  (y or n): "  fileflagif [  "$fileflag"  !=  "Y"  ] && [  "$fileflag"  !=   "Y"  ]; then     echo  "please upload user public  key file (e.g. xumin.pub)  to home directory.\n "      exit 2 fiecho  "start changing....... \n" #检查公钥文件是否已经上传filepath =~/$username .pubif  [ -f  $filepath  ];then    echo  "$filepath   file exists!" else    echo  "$filepath   file does not exist or you have entered the wrong path"     exit 3firm  -rf /home/$username/.ssh/authorized_keys# Rename the public key to the corresponding place mv ~/$username. pub /home/$username/. ssh/authorized_keys# Modify folder permissions and file Permissions chown -r  $username. $username  /home/$username/.sshchmod 700  /home/$username/.sshchmod 644 /home/$username/.ssh/authorized_keysecho  "end changing ...  \n "#删除用户并删除其主目录 #userdel -r  $username

Set server Public key login SH script