Add install and sign script for newer Ubuntu distros with SECUREBOOT

This commit is contained in:
kimocoder 2019-11-09 19:04:24 +00:00
parent 04f55bbaac
commit 0d41a378c5

View File

@ -0,0 +1,57 @@
#!/bin/bash
if [ $(id -u) != 0 ]; then
echo " Script must be run as root"
exit
fi
if [[ "$(mokutil --sb-state)" == *enabled ]]; then
SECUREBOOT="ON"
else
SECUREBOOT="OFF"
fi
RUNASUSER="sudo -u $SUDO_USER"
# Run this block as user
$RUNASUSER bash << EOF
echo " Building the module"
make -j$(nproc)
if [ ! -d ".ssl" ] && [ $SECUREBOOT == "ON" ]; then
mkdir .ssl
fi
EOF
echo -e "\n Installing the module..."
make install
# Sign module if SecureBoot is enabled
if [ $SECUREBOOT == "ON" ]; then
echo -e "\n Creating X.509 key pair"
cd .ssl
openssl req -new -x509 -newkey rsa:2048 -keyout MOK.priv -outform DER -out MOK.der -nodes -days 36500 -subj "/CN=local_rtl8812au/"
SIGN=/usr/src/linux-headers-$(uname -r)/scripts/sign-file
MODULE=$(modinfo -n 88XXau)
echo -e "\n Signing the following module"
echo " $MODULE"
$SIGN sha256 ./MOK.priv ./MOK.der $MODULE
# Add key to trusted list
echo -e "\n\t ATTENTION"
echo -e " MOK manager ask you to enter input password."
echo " This password will be needed once after first reboot."
mokutil --import ./MOK.der
echo ""
echo " System requires reboot."
echo " UEFI key manager will appear during the boot."
echo " Select 'Enroll MOK' and 'Continue. Then enter input password."
else
modprobe 88XXau
fi