File dracut-installkernel of Package dracut.9696
#! /bin/sh
#
# /sbin/installkernel - written by tyson@rwii.com
#
# May 21, 2003 - agruen@suse.de
# * Adapted for SuSE and cleaned up.
#
# This file is kept in the following CVS repository:
#
# $Source: /suse/yast2/cvsroot/mkinitrd/installkernel,v $
# $Revision: 1.8 $
#
: ${INSTALL_PATH:=/boot}
KERNEL_VERSION=$1
BOOTIMAGE=$2
MAPFILE=$3
CONFIGFILE=config-$KERNEL_VERSION
case "$(uname -m)" in
s390|s390x)
BOOTFILE=image
;;
ppc|ppc64)
BOOTFILE=vmlinux
;;
aarch64)
BOOTFILE=Image
;;
armv*)
BOOTFILE=zImage
;;
*)
BOOTFILE=vmlinuz
;;
esac
#
# Move away files from versions up to SuSE Linux 8.2
#
if [ -f $INSTALL_PATH/$BOOTFILE -a ! -L $INSTALL_PATH/$BOOTFILE ]; then
mv $INSTALL_PATH/$BOOTFILE $INSTALL_PATH/$BOOTFILE.old
fi
if [ -L $INSTALL_PATH/System.map ]; then
rm -f $INSTALL_PATH/System.map
elif [ -f $INSTALLPATH/System.map ]; then
mv $INSTALL_PATH/System.map $INSTALL_PATH/System.map.old
fi
#
# Move away files from after SuSE Linux 8.2
#
if [ -f $INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION ]; then
mv $INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION \
$INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION.old;
fi
if [ -f $INSTALL_PATH/System.map-$KERNEL_VERSION ]; then
mv $INSTALL_PATH/System.map-$KERNEL_VERSION \
$INSTALL_PATH/System.map-$KERNEL_VERSION.old;
fi
if [ -f .config ] && [ -f $INSTALL_PATH/$CONFIGFILE ]; then
mv -v $INSTALL_PATH/$CONFIGFILE \
$INSTALL_PATH/$CONFIGFILE.old;
fi
#
# Install new files
#
cp -fp $BOOTIMAGE $INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION
cp -fp $MAPFILE $INSTALL_PATH/System.map-$KERNEL_VERSION
[ -f .config ] && cp -fp .config $INSTALL_PATH/$CONFIGFILE
# If the kernel has module support, recreate modules.dep using depmod
# since the contents of modules.dep do not have a consistent format across
# releases.
if [ -x /sbin/depmod -a -d /lib/modules/$KERNEL_VERSION ]; then
/sbin/depmod $KERNEL_VERSION;
fi
function check_supported()
{
local MOD_SUPP_FILE="/etc/modprobe.d/10-unsupported-modules.conf"
local MOD_SUPP_REGEX="^\s*allow_unsupported_modules\s+0\s*$"
local cfg="$1"
if [ ! -e "$cfg" ]; then return; fi
local tmp=$(modprobe --showconfig | grep -Eq $MOD_SUPP_REGEX)
if [ -n "$tmp" ]; then
CHECK_SUPPORTED="--check-supported"
return;
fi
if grep -q "^CONFIG_SUSE_KERNEL_SUPPORTED=y" $cfg ; then
if [ -e $MOD_SUPP_FILE ] && grep -Eq $MOD_SUPP_REGEX $MOD_SUPP_FILE; then
CHECK_SUPPORTED="--check-supported"
fi
fi
}
CONFIG=$(dirname $MAPFILE)/.config
CHECK_SUPPORTED=
check_supported $CONFIG
KERNTYPES=$(dirname $MAPFILE)/init/kerntypes.o
if [ -e $KERNTYPES ]; then
cp -fp $KERNTYPES $INSTALL_PATH/Kerntypes-$KERNEL_VERSION
fi
case "$(uname -m)" in
i?86 | x86_64)
KERNBIN=$(dirname $MAPFILE)/vmlinux
if [ -e $KERNBIN ]; then
if [ -f $INSTALL_PATH/vmlinux-$KERNEL_VERSION.gz ]; then
mv $INSTALL_PATH/vmlinux-$KERNEL_VERSION.gz \
$INSTALL_PATH/vmlinux-$KERNEL_VERSION.gz.old;
fi
gzip -c $KERNBIN > $INSTALL_PATH/vmlinux-$KERNEL_VERSION.gz
fi
;;
esac
#
# Generate initial ramdisk
#
if [ -x /usr/bin/dracut -a -d /lib/modules/$KERNEL_VERSION ]; then
/usr/bin/dracut --hostonly --force $CHECK_SUPPORTED \
$INSTALL_PATH/initrd-$KERNEL_VERSION $KERNEL_VERSION
else
echo "You may need to create an initial ramdisk now."
fi
#
# Update boot loader
#
if [ -x /sbin/update-bootloader ]; then
opt_initrd=
[ -e $INSTALL_PATH/initrd-$KERNEL_VERSION ] \
&& opt_initrd="--initrd $INSTALL_PATH/initrd-$KERNEL_VERSION"
/sbin/update-bootloader --name $KERNEL_VERSION \
--image $INSTALL_PATH/$BOOTFILE-$KERNEL_VERSION \
$opt_initrd --add --force
fi