yum -y install yum-cron
sed -ie 's/apply_updates = no/apply_updates = yes/' /etc/yum/yum-cron.conf
Start yum-cron service:
systemctl start yum-cron.service
Enable DA cron:
vim /usr/local/directadmin/custombuild/options.conf
Then set the following values:
cron=yes
cron_frequency=monthly
email=your@email.com
notifications=yes
da_autoupdate=yes
updates=yes
webapps_updates=yes
Finally, build cron:
cd /usr/local/directadmin/custombuild/
./build cron