On 13.01.2012 12:55, Alastair Scobie wrote: > Apologies if this is the incorrect mailing list to discuss this issue.. > > Does anyone know if there is a way to configure dracut such that > it will not attempt to mount USB mass-storage devices at boot time, > but will still allow mounting of such devices once a system (in our > case ScientifcLinux6) is fully booted? > > Why do we want to do this? We run several large teaching labs running > SL6 desktops. We mount filesystems by UUID. We are concerned that our > students could install a USB memory stick, at boot time, with a > filesystem with the same UUID as the "official" root filesystem so > fooling dracut into mounting a trojan filesystem. > > Thanks, in advance, for any ideas.. > > Alastair Scobie > > specifying "root=UUID=<uuid> rd.shell=0" will do exactly what you want. Then you also want to secure grub (or any other bootloader) with a password. -- To unsubscribe from this list: send the line "unsubscribe initramfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html