#!/bin/sh
# 604800 seconds on week, 86400 second on 24 hour
# expd - days when the warning that the password ends

h=`hostname`
expd="7"

function pass_chk {

r=`lsuser -a lastupdate $var | cut -d'=' -f2`

mxg=`lsuser -a maxage $var | cut -d'=' -f2`
fmxg=`expr $mxg \* 604800`

t=`expr $r + $fmxg`

end=`perl -e 'print scalar(localtime('$t')), "\n";'`

cr=`perl -e 'print time."\n"'`

crt=`perl -e 'print scalar(localtime('$cr')), "\n";'`

tr=`expr $t - $cr`

qw=`expr $tr / 86400`

if < "$qw" -le "$expd" >; then
        echo "This is $h server. AIX system password will expire in $qw days for $var user. Have nice day!" | mail -s "AIX expire password $var" [email protected]

fi

}

for var in `lsuser -a lastupdate ALL | grep lastupdate | awk '{print $1}'`

do

 pass_chk

done