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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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85
lib/apply_CHANGES.sh
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@ -6,39 +6,90 @@ function make_BACKUP () {
if [ ! -d "$BACKUPDIR" ];
then
# Make the backup directories
mkdir -p "$BACKUPDIR/etc/initramfs-tools"
mkdir -p "$BACKUPDIR/etc/modprobe.d"
mkdir -p "$BACKUPDIR/etc/default"
# Make the backup directories and backup the files
if [ -d "/etc/initramfs-tools" ];
then
mkdir -p "$BACKUPDIR/etc/initramfs-tools"
cp -v "/etc/initramfs-tools/modules" "$BACKUPDIR/etc/initramfs-tools/modules"
cp -v "/etc/modules" "$BACKUPDIR/etc/modules"
# Backup system files
sudo cp -v "/etc/modules" "$BACKUPDIR/etc/modules"
sudo cp -v "/etc/initramfs-tools/modules" "$BACKUPDIR/etc/initramfs-tools/modules"
sudp cp -v "/etc/default/grub" "$BACKUPDIR/etc/default/grub"
elif [ -d "/etc/dracut.conf.d" ];
then
mkdir -p "$BACKUPDIR/etc/dracut.conf.d"
if [ -f "/etc/dracut.conf.d/10-vfio.conf" ];
then
cp -v "/etc/dracut.conf.d/10-vfio.conf" "$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 "$BACKUPDIR/etc/modprobe.d"
# If a vfio.conf file exists, backup that too
if [ -f "/etc/modprobe.d/vfio.conf" ];
then
sudo cp -v "/etc/modprobe.d/vfio.conf" "$BACKUPDIR/etc/modprobe.d/vfio.conf"
cp -v "/etc/modprobe.d/vfio.conf" "$BACKUPDIR/etc/modprobe.d/vfio.conf"
fi
echo "Backup completed!"
printf "Backup completed!\n"
else
echo "A backup already exists!
backup skipped."
echo "
A backup already exists!
backup skipped.
"
fi
}
function copy_FILES () {
echo "Starting copying files to the system!"
sudo cp -v "$SCRIPTDIR/$ETCMODULES" "/etc/modules"
sudo cp -v "$SCRIPTDIR/$INITRAMFS/modules" "/etc/initramfs-tools/modules"
sudo cp -v "$SCRIPTDIR/$MODPROBE/vfio.conf" "/etc/modprobe.d/vfio.conf"
echo ""
echo "Rebuilding initramfs"
sudo update-initramfs -u
if [ -d "/etc/initramfs-tools" ];
then
sudo cp -v "$SCRIPTDIR/$ETCMODULES" "/etc/modules"
sudo cp -v "$SCRIPTDIR/$INITRAMFS/modules" "/etc/initramfs-tools/modules"
echo "
Rebuilding initramfs"
sudo update-initramfs -u
elif [ -d "/etc/dracut.conf.d" ];
then
cp -v "$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 () {