https://blog.lgohlke.de/categories/udev-luks-linux-backup/Recent content in Udev Luks Linux Backup on ErwähnenswertHugode-deSun, 08 Oct 2023 15:27:34 +0100https://blog.lgohlke.de/posts/2023-10-08-automatic-usb-backup/Sun, 08 Oct 2023 15:27:34 +0100https://blog.lgohlke.de/posts/2023-10-08-automatic-usb-backup/<p>The goal is to automatically mount a specific encrypted usb device on plugin, run a backup and umount it.</p> <h2 id="minor-goals"> Minor goals <a class="heading-link" href="#minor-goals"> <i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <ol> <li>simple and use standard linux tooling</li> <li>do not break security</li> <li>interactive, give user feedback</li> <li>robust to interuptions</li> </ol> <h2 id="prerequisites"> Prerequisites <a class="heading-link" href="#prerequisites"> <i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <ul> <li>have a spare usb device</li> <li>have root access</li> </ul> <h2 id="steps"> Steps <a class="heading-link" href="#steps"> <i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h2> <ol> <li>Prepare the encrypted usb device</li> <li>Setup automounting</li> <li>Setup automatic backup as root with visual feedback for an ordinary user</li> </ol> <h3 id="1-prepare-the-encrypted-usb-device"> 1. Prepare the encrypted usb device <a class="heading-link" href="#1-prepare-the-encrypted-usb-device"> <i class="fa-solid fa-link" aria-hidden="true" title="Link to heading"></i> <span class="sr-only">Link to heading</span> </a> </h3> <p>Encrypt the device with <a href="https://en.wikipedia.org/wiki/Linux_Unified_Key_Setup" class="external-link" target="_blank" rel="noopener">luks</a>.</p>