#/bin/sh
USERS=$(lslogins --noheadings -u -o user | grep -vw root)

# add to users crontab
for USER in $USERS
do
  (crontab -u $USER -l; echo '0 */5 * * * sleep $(( $(od -N2 -tu2 -An /dev/urandom) \% 3600 )); /usr/bin/mx-alerts.sh') | crontab -u $USER -
done
