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69 lines
1.5 KiB
69 lines
1.5 KiB
7 years ago
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#!/bin/bash
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export LANG=C
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KERNEL_VERSION="$1"
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KERNEL_IMAGE="$2"
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[[ -f /etc/os-release ]] && . /etc/os-release
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if [[ ! -f /etc/machine-id ]] || [[ ! -s /etc/machine-id ]]; then
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systemd-machine-id-setup
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fi
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[[ -f /etc/machine-id ]] && read MACHINE_ID < /etc/machine-id
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[[ $MACHINE_ID ]] || exit 1
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[[ -f $KERNEL_IMAGE ]] || exit 1
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INITRDFILE="/boot/initramfs-0-rescue-${MACHINE_ID}.img"
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NEW_KERNEL_IMAGE="${KERNEL_IMAGE%/*}/vmlinuz-0-rescue-${MACHINE_ID}"
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[[ -f $INITRDFILE ]] && [[ -f $NEW_KERNEL_IMAGE ]] && exit 0
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dropindirs_sort()
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{
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suffix=$1; shift
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args=("$@")
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files=$(
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while (( $# > 0 )); do
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for i in ${1}/*${suffix}; do
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[[ -f $i ]] && echo ${i##*/}
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done
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shift
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done | sort -Vu
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)
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for f in $files; do
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for d in "${args[@]}"; do
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if [[ -f "$d/$f" ]]; then
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echo "$d/$f"
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continue 2
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fi
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done
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done
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}
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# source our config dir
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for f in $(dropindirs_sort ".conf" "/etc/dracut.conf.d" "/usr/lib/dracut/dracut.conf.d"); do
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[[ -e $f ]] && . "$f"
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done
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[[ $dracut_rescue_image != "yes" ]] && exit 0
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if [[ ! -f $INITRDFILE ]]; then
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dracut --no-hostonly -a "rescue" "$INITRDFILE" "$KERNEL_VERSION"
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((ret+=$?))
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fi
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if [[ ! -f $NEW_KERNEL_IMAGE ]]; then
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cp --reflink=auto "$KERNEL_IMAGE" "$NEW_KERNEL_IMAGE"
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((ret+=$?))
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fi
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new-kernel-pkg --install "$KERNEL_VERSION" --kernel-image "$NEW_KERNEL_IMAGE" --initrdfile "$INITRDFILE" --banner "$NAME $VERSION_ID Rescue $MACHINE_ID"
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((ret+=$?))
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exit $ret
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