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批量删除用户--Shell脚本

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发表于 2018-8-26 11:09:09 | 显示全部楼层 |阅读模式
#!/bin/bash  
#
  
#User : Mobanche
  
#Date : 2017-7-17
  
#Work : Delete User
  
#
  
#############################################
  
#          Define Function         #
  
#############################################
  
#
  
function get_answer {
  
#
  
unset ANSWER
  
ASK_COUNT=0
  
#
  
while [ -z "$ANSWER" ]
  
do
  
        ASK_COUNT=$[ $ASK_COUNT + 1 ]
  
#
  
        case $ASK_COUNT in
  
        2)
  
                echo
  
                echo "Please answer the question"
  
                echo
  
        ;;
  
        3)
  
                echo
  
                echo "One last try ...olease answer the question"
  
echo
  
        ;;
  
        4)
  
                echo
  
                echo "Since you refuse to answer the question ...."
  
                echo "exiting scripts"
  
                echo
  
                exit
  
        ;;
  
        esac
  
#
  
echo
  
#
  
        if [  -n "$LINE2" ]
  
        then
  
                echo $LINE1
  
                echo -e $LINE2 " \c"
  
        else
  
                echo -e $LINE1" \c"
  
        fi
  
####################################################
  
#    Allow 60 seconds to answer before time-out    #
  
####################################################
  
        read -t 60 ANSWER
  
done
  
###################  clean up #### #################
  
unset LINE1
  
unset LINE2
  
}
  
#
  
function process_answer {
  
#
  
case $ANSWER in
  
y|Y|YES|yes|Yes|yEs|yeS|YEs|yES )
  
####if user answer "yes",do nothing ######
  
;;
  
*)
  
# If user answers anything but "yes" , exit script #
  
        echo
  
        echo $EXIT_LINE1
  
        echo $EXIT_LINE2
  
        echo
  
        exit
  
;;
  
esac
  
#
  
######################################################
  
#       Do a little variable clean-up         #
  
######################################################
  
unset EXIT_LINE1
  
unset EXIT_LINE2
  
#
  
}
  
###########################################################
  
#              End of Function Definitions      #
  
###########################################################
  
#
  
#
  
##########################################################
  
###################   Main scripts    ####################
  
##########################################################
  
#
  
echo "Step #1 -Determine User Account name ti Delete"
  
echo
  
LINE1="Pleaser enter the username of the user "
  
LINE2="Account you wash to delete from system :"
  
get_answer
  
USER_ACCOUNT=$ANSWER
  
#
  
# Double check with script user that this is the acorrect User Account
  
#
  
LINE1="Is $USER_ACCOUNT the user account "
  
LINE2=" You wash to delete from the system? [y/n]"
  
get_answer
  
#
  
#Call process_answer funtion :
  
#
  
# if user answers anything but "yes" , exit script
  
#
  
EXIT_LINE1="Becase the account, $USER_ACCOUNT, is not"
  
EXIT_LINE2="The one you wish to delete, we are leaving the scripts"
  
process_answer
  
#
  
#########################################################################
  
# Check that USER_ACCOUNT is really an account on the system
  
#
  
USER_ACCOUNT_RECORD=$(cat /etc/passwd | grep -w $USER_ACCOUNT)
  
#
  
if [ $? -eq 1 ]
  
then
  
        echo
  
        echo "Account, $USER_ACCOUNT. not fount."
  
        echo "Leacing the script ....."
  
        echo
  
        exit
  
fi
  
#
  
echo
  
echo "T fount this record:"
  
echo $USER_ACCOUNT_RECORD
  
#
  
LINE1="Is this the correct User Account? [y/n]"
  
get_answer
  
#
  
#
  
#Call process_answer function :
  
#If user answers anything but "yes",exit script
  
#
  
EXIT_LINE1="Becauser the account,$USER_ACCOUNT,is not"
  
EXIT_LINE2="The one you wish to delete,we are leaving the script ..."
  
process_answer
  
#
  
####################################################################
  
#Search for any running processes that belong to the User Account
  
#
  
echo
  
echo "Step #2 - Find process on system belonging to user account"
  
echo
  
#
  
ps -u $USER_ACCOUNT > /dev/null
  
#
  
case $? in
  
1)
  
#    No processes running for this User Account
  
        echo "There are no processes for this account currently running"
  
        echo
  
;;
  
0)
  
# Processes running for this User Account
  
# Ask Script User if wants us to kill the processes
  
#
  
        echo "$USER_ACCOUNT has the following processes running :"
  
        echo
  
        ps -u $USER_ACCOUNT
  
#
  
        LINE1="Would you like me to kill the peocess(es)? [y/n]"
  
        get_answer
  
#
  
        case $ANSWER in
  
        y|Y|YES|yes|Yes|yEs|yeS|YEs|yES )
  
                echo
  
                echo "Killing off process(es)"
  
                #
  
                # List user process running code in variable,COMMAND_1
  
                COMMAND_1="ps -u $USER_ACCOUNT --no-heading"
  
                #
  
                #Create command to kill process in variable,COMMAND_3
  
                COMMAND_3="xargs -d \\n /usr/bin/sudo /bin/kill -9"
  
                #
  
                #Kill processes via piping commands together
  
                $COMMAND_1 |gawk '{print $1}' | $COMMAND_3
  
                #
  
                echo
  
                echo "Will not kill the process(es)"
  
                echo
  
        ;;
  
        *)
  
                #If user answers any
  
                echo
  
                echo "Will not kill the process(es)"
  
                echo
  
        ;;
  
        esac
  
;;
  
esac
  
#
  
########################################################################
  
# Create a report of all files owned by User Account
  
#
  
echo
  
echo "Step #3 -Find files on system belonging to user account"
  
echo
  
echo "Creating a report of all files owned by $USER_ACCOUNT"
  
echo
  
echo "It is  recommended that you backup/archive these files"
  
echo "and then do one of two things;"
  
echo " 1) Delete the files"
  
echo " 2) Change the files ownership to a current user account"
  
echo
  
echo "Please wait,This may take a while ......"
  
#
  
REPORT_DATE=$(date +%y%m%d)
  
REPORT_FILE=$USER_ACCOUNT"_Files_"$REPORT_DATE".rpt"
  
#
  
find / -user $USER_ACCOUNT > $REPORT_FILE 2> /dev/null
  
#
  
echo
  
echo "Report is complete."
  
echo "Name of report : $REPORT_FILE"
  
echo "Location of report :  $(pwd)"
  
echo
  
#
  
###############################################################
  
#                                                              #
  
#############      Remove User Account      ###############
  
#                                                              #
  
###############################################################
  
echo
  
echo "Step #4 -Remove user account"
  
echo
  
#
  
LINE1="Remove $USER_ACCOUNT's account from system? [y/n]"
  
get_answer
  
#
  
#Call process_answer function :
  
#       if user answers anything but "yes" ,exit script
  
#
  
EXIT_LINE1="Since youd i not wish to remove the user account"
  
EXIT_LINE2="$USER_ACCOUNT at this time,exiting the script ..."
  
process_answer
  
#
  
#
  
userdel $USER_ACCOUNT | rm -rf /home/$USER_ACCOUNT
  
echo
  
echo "User account , $USER_ACCOUNT, has been removed"
  
echo
  
#
  
exit



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所有资源均系网友上传或者通过网络收集,我们仅提供一个展示、介绍、观摩学习的平台,我们不对其承担任何法律责任,如涉及侵犯版权等问题,请您及时通知我们,我们将立即处理,联系人Email:kefu@iyunv.com,QQ:1061981298 本贴地址:https://www.iyunv.com/thread-556758-1-1.html 上篇帖子: ssh user@host "command" 与login host运行shell的区别 下篇帖子: Shell编程之字符截取命令
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