// Automatically upgrade packages from these (origin, archive) pairs
Unattended-Upgrade::Allowed-Origins {
  "${distro_id}:${distro_codename}";
  "${distro_id}:${distro_codename}-security";
  "${distro_id}:${distro_codename}-updates";  
  "${distro_id}:${distro_codename}-proposed"; 
  "${distro_id}:${distro_codename}-backports"; 
  "LP-PPA-app-review-board:trusty";
  "LP-PPA-libreoffice-libreoffice-5-0:trusty";
  "LP-PPA-ansible-ansible:trusty";
  "BgLUG:trusty";
};

// List of packages to not update
Unattended-Upgrade::Package-Blacklist {
//  "vim";
//  "libc6";
//  "libc6-dev";
//  "libc6-i686";
};

// Send email to this address for problems or packages upgrades
// If empty or unset then no email is sent, make sure that you 
// have a working mail setup on your system. The package 'mailx'
// must be installed or anything that provides /usr/bin/mail.
//Unattended-Upgrade::Mail "root@localhost";

// Do automatic removal of new unused dependencies after the upgrade
// (equivalent to apt-get autoremove)
Unattended-Upgrade::Remove-Unused-Dependencies "true";

// Automatically reboot *WITHOUT CONFIRMATION* if a 
// the file /var/run/reboot-required is found after the upgrade 
Unattended-Upgrade::Automatic-Reboot "false";