= apt unattended-upgrades
  * [[https://www.linuxadictos.com/guia-completa-sobre-actualizaciones-desatendidas-en-debian.html]]

== install
<code bash>sudo apt install unattended-upgrades</code>
<code bash>sudo dpkg-reconfigure -plow unattended-upgrades</code>

== configuración
  * permitir ciertos orígenes: \\ <code ; /etc/apt/apt.conf.d/50unattended-upgrades>Unattended-Upgrade::Allowed-Origins {
    "${distro_id}:${distro_codename}-security";
};</code><code ; /etc/apt/apt.conf.d/50unattended-upgrades>Unattended-Upgrade::Allowed-Origins {
    "${distro_id}:${distro_codename}";
    "${distro_id}:${distro_codename}-updates";
};</code>
  * excluir paquetes: \\ <code ; >Unattended-Upgrade::Package-Blacklist {
    "linux-image";
    "apache2";
};</code>
  * Frecuencia y programación de actualizaciones: \\ <code>APT::Periodic::Update-Package-Lists "1";
APT::Periodic::Unattended-Upgrade "1";
APT::Periodic::Download-Upgradeable-Packages "1";
APT::Periodic::AutocleanInterval "7";</code>

== logs
  * <code bash>less /var/log/unattended-upgrades/unattended-upgrades.log</code>
  * simulación: <code bash>sudo unattended-upgrade --dry-run -d</code>

== desactivación
  * <code ; /etc/apt/apt.conf.d/20auto-upgrades>APT::Periodic::Unattended-Upgrade "0";</code>
  * <code bash>sudo apt remove unattended-upgrades</code>