2013-02-22 17:18:47 +01:00
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#!/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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#
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# This file is part of systemd.
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#
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# Copyright 2013 Harald Hoyer
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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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2013-04-25 19:59:44 +02:00
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usage()
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{
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echo "Usage:" >&2
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echo " $0 add <kernel-version> <kernel-image>" >&2
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echo " $0 remove <kernel-version> <kernel-image>" >&2
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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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2013-02-22 17:18:47 +01:00
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export LC_COLLATE=C
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COMMAND="$1"
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KERNEL_VERSION="$2"
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KERNEL_IMAGE="$3"
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2013-04-25 19:59:44 +02:00
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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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2013-02-22 17:18:47 +01:00
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if ! [[ $MACHINE_ID ]]; then
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2013-04-25 19:59:44 +02:00
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echo "Could not determine your machine ID from /etc/machine-id." >&2
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echo "Please run 'systemd-machine-id-setup' as root. See man:machine-id(5)" >&2
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2013-02-22 17:18:47 +01:00
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exit 1
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fi
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2013-04-25 19:59:44 +02:00
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if [[ ! $COMMAND ]] || [[ ! $KERNEL_VERSION ]]; then
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2013-02-22 17:18:47 +01:00
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usage
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exit 1
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fi
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2013-04-30 18:01:47 +02:00
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BOOT_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
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2013-02-22 17:18:47 +01:00
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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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2013-04-25 19:59:44 +02:00
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case $COMMAND in
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2013-02-22 17:18:47 +01:00
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add)
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2013-04-25 19:59:44 +02:00
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if [[ ! $KERNEL_IMAGE ]]; then
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2013-03-26 18:11:31 +01:00
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usage
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exit 1
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fi
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2013-04-25 19:59:44 +02:00
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mkdir -p "$BOOT_DIR_ABS" || {
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echo "Could not create boot directory '$BOOT_DIR_ABS'." >&2
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exit 1
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}
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2013-02-22 17:18:47 +01:00
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for f in "${PLUGINS[@]}"; do
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2013-04-30 18:01:47 +02:00
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if [[ -x $f ]]; then
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"$f" add "$KERNEL_VERSION" "$BOOT_DIR_ABS" "$KERNEL_IMAGE"
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((ret+=$?))
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fi
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2013-02-22 17:18:47 +01:00
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done
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;;
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remove)
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for f in "${PLUGINS[@]}"; do
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2013-04-30 18:01:47 +02:00
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if [[ -x $f ]]; then
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"$f" remove "$KERNEL_VERSION" "$BOOT_DIR_ABS"
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((ret+=$?))
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fi
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2013-02-22 17:18:47 +01:00
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done
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2013-04-30 18:01:47 +02:00
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rm -rf "$BOOT_DIR_ABS"
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((ret+=$?))
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2013-02-22 17:18:47 +01:00
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;;
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*)
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usage
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2013-04-25 19:59:44 +02:00
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exit 1
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;;
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2013-02-22 17:18:47 +01:00
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esac
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exit $ret
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