0912c0b80e
Instead of having just a single INITRD field, add support for all additional parameters being INITRD fields in order. Signed-off-by: Mike Auty <mike.auty@gmail.com>
170 lines
4.4 KiB
Bash
170 lines
4.4 KiB
Bash
#!/bin/bash
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# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
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# ex: ts=8 sw=4 sts=4 et filetype=sh
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# SPDX-License-Identifier: LGPL-2.1+
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#
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# This file is part of systemd.
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#
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#
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# systemd is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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#
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# systemd is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with systemd; If not, see <http://www.gnu.org/licenses/>.
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SKIP_REMAINING=77
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usage()
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{
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echo "Usage:"
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echo " $0 add KERNEL-VERSION KERNEL-IMAGE [INITRD-FILE ...]"
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echo " $0 remove KERNEL-VERSION"
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}
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dropindirs_sort()
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{
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local suffix=$1; shift
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local -a files
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local f d i
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readarray -t files <<<"$(
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for d in "$@"; do
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for i in "$d/"*"$suffix"; do
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if [[ -e "$i" ]]; then
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echo "${i##*/}"
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fi
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done
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done | sort -Vu
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)"
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for f in "${files[@]}"; do
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for d in "$@"; do
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if [[ -e "$d/$f" ]]; then
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echo "$d/$f"
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continue 2
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fi
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done
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done
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}
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export LC_COLLATE=C
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for i in "$@"; do
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if [ "$i" == "--help" -o "$i" == "-h" ]; then
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usage
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exit 0
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fi
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done
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if [[ "${0##*/}" == 'installkernel' ]]; then
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COMMAND='add'
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else
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COMMAND="$1"
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shift
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fi
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KERNEL_VERSION="$1"
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KERNEL_IMAGE="$2"
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INITRD_OPTIONS_START="3"
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if [[ -f /etc/machine-id ]]; then
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read MACHINE_ID < /etc/machine-id
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fi
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if [[ ! $COMMAND ]] || [[ ! $KERNEL_VERSION ]]; then
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echo "Not enough arguments" >&2
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exit 1
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fi
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if ! [[ $MACHINE_ID ]]; then
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BOOT_DIR_ABS=$(mktemp -d /tmp/kernel-install.XXXXX) || exit 1
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trap "rm -rf '$BOOT_DIR_ABS'" EXIT INT QUIT PIPE
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elif [[ -d /efi/loader/entries ]] || [[ -d /efi/$MACHINE_ID ]]; then
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BOOT_DIR_ABS="/efi/$MACHINE_ID/$KERNEL_VERSION"
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elif [[ -d /boot/loader/entries ]] || [[ -d /boot/$MACHINE_ID ]]; then
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BOOT_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
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elif [[ -d /boot/efi/loader/entries ]] || [[ -d /boot/efi/$MACHINE_ID ]]; then
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BOOT_DIR_ABS="/boot/efi/$MACHINE_ID/$KERNEL_VERSION"
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elif mountpoint -q /efi; then
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BOOT_DIR_ABS="/efi/$MACHINE_ID/$KERNEL_VERSION"
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elif mountpoint -q /boot/efi; then
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BOOT_DIR_ABS="/boot/efi/$MACHINE_ID/$KERNEL_VERSION"
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else
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BOOT_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
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fi
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export KERNEL_INSTALL_MACHINE_ID=$MACHINE_ID
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ret=0
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readarray -t PLUGINS <<<"$(
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dropindirs_sort ".install" \
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"/etc/kernel/install.d" \
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"/usr/lib/kernel/install.d"
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)"
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case $COMMAND in
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add)
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if [[ ! "$KERNEL_IMAGE" ]]; then
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echo "Command 'add' requires an argument" >&2
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exit 1
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fi
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mkdir -p "$BOOT_DIR_ABS" || {
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echo "Could not create boot directory '$BOOT_DIR_ABS'." >&2
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exit 1
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}
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for f in "${PLUGINS[@]}"; do
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if [[ -x $f ]]; then
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"$f" add "$KERNEL_VERSION" "$BOOT_DIR_ABS" "$KERNEL_IMAGE" "${@:${INITRD_OPTIONS_START}}"
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x=$?
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if [[ $x == $SKIP_REMAINING ]]; then
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ret=0
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break
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fi
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((ret+=$x))
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fi
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done
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if ! [[ $MACHINE_ID ]] && ! rmdir "$BOOT_DIR_ABS"; then
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echo "Warning: In kernel-install plugins, requiring BOOT_DIR_ABS to be preset is deprecated." >&2
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echo " All plugins should not put anything in BOOT_DIR_ABS if the environment" >&2
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echo " variable KERNEL_INSTALL_MACHINE_ID is empty." >&2
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rm -rf "$BOOT_DIR_ABS"
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((ret+=$?))
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fi
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;;
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remove)
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for f in "${PLUGINS[@]}"; do
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if [[ -x $f ]]; then
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"$f" remove "$KERNEL_VERSION" "$BOOT_DIR_ABS"
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x=$?
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if [[ $x == $SKIP_REMAINING ]]; then
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ret=0
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break
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fi
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((ret+=$x))
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fi
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done
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rm -rf "$BOOT_DIR_ABS"
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((ret+=$?))
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;;
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*)
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echo "Unknown command '$COMMAND'" >&2
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exit 1
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;;
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esac
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exit $ret
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