| Current File : //lib/dracut/modules.d/99earlykdump/module-setup.sh |
#!/bin/bash
. /etc/sysconfig/kdump
KDUMP_KERNEL=""
KDUMP_INITRD=""
check() {
if [ ! -f /etc/sysconfig/kdump ] || [ ! -f /lib/kdump/kdump-lib.sh ]\
|| [ -n "${IN_KDUMP}" ]
then
return 1
fi
return 255
}
depends() {
echo "base shutdown"
return 0
}
prepare_kernel_initrd() {
. /lib/kdump/kdump-lib.sh
prepare_kdump_bootinfo
# $kernel is a variable from dracut
if [ "$KDUMP_KERNELVER" != $kernel ]; then
dwarn "Using kernel version '$KDUMP_KERNELVER' for early kdump," \
"but the initramfs is generated for kernel version '$kernel'"
fi
}
install() {
prepare_kernel_initrd
if [ ! -f "$KDUMP_KERNEL" ]; then
derror "Could not find required kernel for earlykdump," \
"earlykdump will not work!"
return 1
fi
if [ ! -f "$KDUMP_INITRD" ]; then
derror "Could not find required kdump initramfs for earlykdump," \
"please ensure kdump initramfs is generated first," \
"earlykdump will not work!"
return 1
fi
inst_multiple tail find cut dirname hexdump
inst_simple "/etc/sysconfig/kdump"
inst_binary "/usr/sbin/kexec"
inst_binary "/usr/bin/gawk" "/usr/bin/awk"
inst_binary "/usr/bin/logger" "/usr/bin/logger"
inst_binary "/usr/bin/printf" "/usr/bin/printf"
inst_script "/lib/kdump/kdump-lib.sh" "/lib/kdump-lib.sh"
inst_script "/lib/kdump/kdump-logger.sh" "/lib/kdump-logger.sh"
inst_hook cmdline 00 "$moddir/early-kdump.sh"
inst_binary "$KDUMP_KERNEL"
inst_binary "$KDUMP_INITRD"
ln_r "$KDUMP_KERNEL" "/boot/kernel-earlykdump"
ln_r "$KDUMP_INITRD" "/boot/initramfs-earlykdump"
chmod -x "${initdir}/$KDUMP_KERNEL"
}