ansible.apt/templates/etc/apt/apt.conf.d/10periodic.conf.j2

# {{ ansible_managed }}

# Do "apt-get update" automatically every n-days (0=disable)
APT::Periodic::Update-Package-Lists "{{ apt_conf_update_pkg_lists }}";

# Do "apt-get upgrade --download-only" every n-days (0=disable)
APT::Periodic::Download-Upgradeable-Packages "{{ apt_conf_download_upgradeable_pkg }}";

# Do "apt-get autoclean" every n-days (0=disable)
APT::Periodic::AutocleanInterval "{{ apt_conf_auto_clean_interval }}";

# Run the “unattended-upgrade” security upgrade script every n-days (0=disabled)
# Requires the package “unattended-upgrades” and will write
# a log in /var/log/unattended-upgrades
APT::Periodic::Unattended-Upgrade "{{ apt_unattended_upgrades | int }}";