echo $myvar

 /scripts/suspendacct user

/scripts/unsuspendacct user

#!/bin/bash

usageHelp="Usage: ${0##*/}"

uidHelp="-u starting uid, must be an integer greater than or equal to 0 (only used with \"-w users\")"

maxCpuHelp="-m max cpu, must be an integer greater than or equal to 0 and less than 100"

watchHelp="-w what to watch, must be \"users\" or \"procs\""

emailHelp="-e must contain an email address"

debugHelp="-d specifies debug mode in which -e, -m, and -u do not need to be specified."

badOptionHelp="Option not recognised"

printHelpAndExit()

{

        echo "$usageHelp"

        echo "$uidHelp"

        echo "$maxCpuHelp"

        echo "$watchHelp"

        echo "$emailHelp"

        echo "$debugHelp"

        exit $1

}

printErrorHelpAndExit()

{

        echo

        echo "$@"

        echo

        echo

        printHelpAndExit 1

}

whatTowatch=""

email=""

startAtUid="-1"

maxCpuUsage="-1"

debug=""

while getopts "hw:e:u:m:d" optionName; do

        case "$optionName" in

                h)        printHelpAndExit 0;;

                d)        debug="0";;

                w)        whatTowatch="$OPTARG";;

                e)        email="$OPTARG";;

                u)        startAtUid="$OPTARG";;

                m)        maxCpuUsage="$OPTARG";;

                [?])        printErrorHelpAndExit "$badOptionHelp";;

        esac

done

outputCmd="mail -s 'CPU Abusers on ${HOSTNAME}' $email"

[[ "$whatTowatch" != "users" ]] && [[ "$whatTowatch" != "procs" ]] && printErrorHelpAndExit "$watchHelp"

if [[ -z "$debug" ]]

then

        ( [[ "$maxCpuUsage" -ge 0 ]] && [[ "$maxCpuUsage" -le 100 ]] ) || printErrorHelpAndExit "$maxCpuHelp"

        [[ "$startAtUid" -eq -1 ]] && [[ "$whatTowatch" == "users" ]] && printErrorHelpAndExit "$uidHelp"

        [[ -z "$email" ]] && printErrorHelpAndExit "$emailHelp"

else

        outputCmd=cat

fi

tmpOutputFile=$( mktemp -q -t tmp.cpu.XXXXXXXXXXXX 2>/dev/null )

if [[ -z "$tmpOutputFile" ]] || [[ ! -f "$tmpOutputFile" ]]

then

        tmpOutputFile="/tmp/tmp.cpu.$(date +%S).$$"

        I=0

        while [[ -f "$tmpOutputFile" ]]

        do

                tmpOutputFile="$tmpOutputFile.$I"

                ((I++))

        done

fi

trap "rm -f $tmpOutputFile; exit" SIGINT SIGTERM

usersToWatch()

{

        awk -F: '{print $1 , $3}' /etc/passwd | \

        while read user id

        do

                if [ $id -ge $startAtUid ]

                then

                        echo $user

                fi

        done

}

sum()

{

        local cum=0

        for i in $@

        do

                (( cum = cum + ${i%.*} ))

        done

        echo $cum

}

abusersExist()

{

        if [[ "$whatTowatch" == "users" ]]

        then

                for user in $( usersToWatch )

                do

                        cpu=$( ps -o pcpu -u $user | grep -v CPU )

                        local cumUsage=$( sum $cpu )

                        if [[ $cumUsage -ge $maxCpuUsage ]]

                        then

                                echo "User $user is using $cumUsage% cpu." >> $tmpOutputFile

                        fi

                done

        elif [[ "$whatTowatch" == "procs" ]]

        then

                local last=""

                local cumUsage=0

                ps -o comm,pcpu -e | grep -v CPU | sort | \

                while read comm cpu

                do

                        if [[ "$comm" != "$last" ]] && [[ ! -z "$last" ]]

                        then

                                if [[ $cumUsage -ge $maxCpuUsage ]]

                                then

                                        echo "Process $last is using $cumUsage% cpu." >> $tmpOutputFile

                                fi

                                cumUsage=0

                        fi

                        cumUsage=$( sum $cumUsage $cpu )

                        last="$comm"

                done

        fi

}

abusersExist

if [ -s $tmpOutputFile ]

then

        ( date; cat $tmpOutputFile ) | eval "$outputCmd"

fi

rm -f $tmpOutputFile

#!/bin/bash

#!/usr/bin/expect



expect -c "

spawn $1

expect {

password: { send $2; exp_continue }

}

exit

"



exit 0