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prepare for multiple initramfs infrastructures

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HikariKnight 2022-03-12 17:41:03 +01:00
parent b848efafbf
commit d8c42d382a
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GPG key ID: E8B239063B022F5A
1 changed files with 68 additions and 17 deletions
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81
lib/apply_CHANGES.sh
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@ -6,39 +6,90 @@ function make_BACKUP () {
if [ ! -d "$BACKUPDIR" ]; if [ ! -d "$BACKUPDIR" ];
then then
# Make the backup directories # Make the backup directories and backup the files
if [ -d "/etc/initramfs-tools" ];
then
mkdir -p "$BACKUPDIR/etc/initramfs-tools" mkdir -p "$BACKUPDIR/etc/initramfs-tools"
mkdir -p "$BACKUPDIR/etc/modprobe.d" cp -v "/etc/initramfs-tools/modules" "$BACKUPDIR/etc/initramfs-tools/modules"
mkdir -p "$BACKUPDIR/etc/default" cp -v "/etc/modules" "$BACKUPDIR/etc/modules"
# Backup system files elif [ -d "/etc/dracut.conf.d" ];
sudo cp -v "/etc/modules" "$BACKUPDIR/etc/modules" then
sudo cp -v "/etc/initramfs-tools/modules" "$BACKUPDIR/etc/initramfs-tools/modules" mkdir -p "$BACKUPDIR/etc/dracut.conf.d"
sudp cp -v "/etc/default/grub" "$BACKUPDIR/etc/default/grub" if [ -f "/etc/dracut.conf.d/10-vfio.conf" ];
then
cp -v "/etc/dracut.conf.d/10-vfio.conf" "$BACKUPDIR/etc/dracut.conf.d/10-vfio.conf"
fi
elif [ -f "/etc/mkinitcpio.conf" ];
then
mkdir -p "$BACKUPDIR/etc"
cp -v "/etc/mkinitcpio.conf" "$BACKUPDIR/etc/mkinitcpio.conf"
fi
if [ -f "/etc/default/grub" ];
then
mkdir -p "$BACKUPDIR/etc/default"
cp -v "/etc/default/grub" "$BACKUPDIR/etc/default/grub"
fi
mkdir -p "$BACKUPDIR/etc/modprobe.d"
# If a vfio.conf file exists, backup that too # If a vfio.conf file exists, backup that too
if [ -f "/etc/modprobe.d/vfio.conf" ]; if [ -f "/etc/modprobe.d/vfio.conf" ];
then then
sudo cp -v "/etc/modprobe.d/vfio.conf" "$BACKUPDIR/etc/modprobe.d/vfio.conf" cp -v "/etc/modprobe.d/vfio.conf" "$BACKUPDIR/etc/modprobe.d/vfio.conf"
fi fi
echo "Backup completed!" printf "Backup completed!\n"
else else
echo "A backup already exists! echo "
backup skipped." A backup already exists!
backup skipped.
"
fi fi
} }
function copy_FILES () { function copy_FILES () {
echo "Starting copying files to the system!" echo "Starting copying files to the system!"
sudo cp -v "$SCRIPTDIR/$ETCMODULES" "/etc/modules"
sudo cp -v "$SCRIPTDIR/$INITRAMFS/modules" "/etc/initramfs-tools/modules"
sudo cp -v "$SCRIPTDIR/$MODPROBE/vfio.conf" "/etc/modprobe.d/vfio.conf" sudo cp -v "$SCRIPTDIR/$MODPROBE/vfio.conf" "/etc/modprobe.d/vfio.conf"
echo "" if [ -d "/etc/initramfs-tools" ];
echo "Rebuilding initramfs" then
sudo cp -v "$SCRIPTDIR/$ETCMODULES" "/etc/modules"
sudo cp -v "$SCRIPTDIR/$INITRAMFS/modules" "/etc/initramfs-tools/modules"
echo "
Rebuilding initramfs"
sudo update-initramfs -u sudo update-initramfs -u
elif [ -d "/etc/dracut.conf.d" ];
then
cp -v "$SCRIPTDIR/$DRACUT/10-vfio.conf" "/etc/dracut.conf.d/10-vfio.conf"
echo "
Rebuilding initramfs"
sudo dracut -f -kver "$(uname -r)"
else
echo "
Unsupported initramfs infrastructure
In order to make vfio work, please add these modules to your
initramfs and make them load early, then rebuild initramfs.
vfio
vfio_iommu_type1
vfio_pci
vfio_virqfd
"
fi
} }
function apply_CHANGES () { function apply_CHANGES () {