Automating System Updates with Unattended-Upgrades on Ubuntu
Maintaining an up-to-date system is crucial for security and stability. On Debian and Ubuntu systems, the unattended-upgrades package simplifies this process by automating the installation of security updates and essential package upgrades. This guide provides a comprehensive overview of installing, configuring, and managing unattended-upgrades to ensure your system remains secure with minimal manual intervention.
To automate the installation and configuration of Unattended-Upgrades on Ubuntu 24.04 you can create a shell script that performs the following tasks:
- Install the Unattended-Upgrades Package: Ensure the package is installed.
- Enable Automatic Updates: Configure the system to perform daily package list updates and unattended upgrades.
- Configure Unattended-Upgrades: Modify settings to include regular package updates and set up email notifications.
Here's a script that accomplishes these steps:
#!/bin/bash
# Update package lists and install unattended-upgrades
sudo apt update && sudo apt install -y unattended-upgrades
# Enable automatic updates
sudo tee /etc/apt/apt.conf.d/20auto-upgrades > /dev/null
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