misc0110 / boot-into

Boot into a specific GRUB entry on the next boot

boot-into

A small script to boot into a specific GRUB entry without changing the default boot option.

Usage

Run the script as root. The script extracts all boot options from GRUB and lists them with a prepended ID. Enter the ID to boot into the respective entry, or "x" to abort.

The computer reboots into the specified entry after entering the ID.

Example output

> sudo python3 boot-into.py

[ 0] Ubuntu
[ 1] Ubuntu, with Linux 5.4.0-65-generic
[ 2] Ubuntu, with Linux 5.4.0-65-generic (recovery mode)
[ 3] Ubuntu, with Linux 5.4.0-64-generic
[ 4] Ubuntu, with Linux 5.4.0-64-generic (recovery mode)
[ 5] Ubuntu, with Linux 5.4.0-59-generic
[ 6] Ubuntu, with Linux 5.4.0-59-generic (recovery mode)
[ 7] Ubuntu, with Linux 5.4.0-37-generic
[ 8] Ubuntu, with Linux 5.4.0-37-generic (recovery mode)
[ 9] Ubuntu, with Linux 5.4.0-33-generic
[10] Ubuntu, with Linux 5.4.0-33-generic (recovery mode)
[11] Ubuntu, with Linux 5.4.0-21-generic
[12] Ubuntu, with Linux 5.4.0-21-generic (recovery mode)
[13] Windows Boot Manager (on /dev/nvme0n1p1)
[14] UEFI Firmware Settings
[ x] Quit
Choice: