#!/usr/bin/env bash
NUM1=10000000
NUM2=3600
NUM3=24
NUM4=90
if [ -s yad ];then
> yad
fi
/usr/bin/ldapsearch -H ldap://xxx.com -Y GSSAPI -N -b ou=xxx,dc=xxx,dc=com '(&(objectClass=user)(userAccountControl=512))'|grep pwdLastSet|awk -F ":" '{print $2}'> day
while read line
do
DAY=`expr $line / $NUM1 / $NUM2 / $NUM3`
nowSec=`date +%s`
pSk=11644473600
totalSec=$[ $nowSec+$pSk ]
dayLi=`expr $totalSec / $NUM2 / $NUM3`
LAST=$[ ($DAY+$NUM4)-$dayLi ]
echo $LAST >> yad
done < day
/usr/bin/ldapsearch -H ldap://xxx.com -Y GSSAPI -N -b ou=xxx,dc=xxx,dc=com '(&(objectClass=user)(userAccountControl=512))'|grep userPrincipalName|awk -F ":" '{print $2}' > email
paste -d " " email yad > join
while read i k
do
if [[ "$k" -lt 5 && "$k" -gt 0 ]];then
echo -e "Hi,\nYour xxx domain passord will exprie within $k days, please consider change your password ASAP.\n" | mail -s 'Password Expiration Reminder' $i
fi
done < join
exit 0
标签：shell,NUM2,xxx,dc,ldap,yad,com From： https://www.cnblogs.com/abc0012383/p/18382018