bash-stuff/sign-boot
2024-05-31 23:28:25 +01:00

37 lines
1.0 KiB
Bash

#!/bin/bash
echo "[*] Preparing to sign!";
#touch /dev/shm/sb-passpwd.txt;
#chown root:root /dev/shm/sb-passpwd.txt;
#chmod u=rw,g=,o= /dev/shm/sb-passpwd.txt;
#echo -n "Password: ";
#read -s pwd;
#echo -n "$pwd" > /dev/shm/sb-passpwd.txt;
echo "[-] BMOK Un-Signing...";
for i in $(/usr/bin/find /boot/grub -iname "*.efi" -type f -print)
do
echo $i;
/usr/bin/sbattach --remove $i;
done;
echo "[+] BMOK Signing...";
for i in $(/usr/bin/find /boot/grub -iname "*.efi" -type f -print)
do
echo $i;
/usr/bin/sbsign --key /cert/BMOK.priv --cert /cert/BMOK.pem $i --output $i;
done;
echo "[-] Un-Signing...";
#-iname "efi" -prune -o
for i in $(/usr/bin/find /boot -iname "*.sig" -type f -print)
do
rm "$i";
done;
echo "[+] Signing...";
for i in $(/usr/bin/find /boot -iname "grubenv" -prune -o -iname "boot-tainted" -prune -o -type f -print)
do
echo $i;
/usr/bin/gpg --batch --detach-sign $i;
#gpg -v --batch --detach-sign --passphrase-fd 0 $i < \
# /dev/shm/sb-passpwd.txt;
done;
#shred /dev/shm/sb-passpwd.txt;
echo "[*] Signing Complete!";