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-rw-r--r--src/kernel-install/50-depmod.install17
-rw-r--r--src/kernel-install/90-loaderentry.install124
-rw-r--r--src/kernel-install/kernel-install171
-rw-r--r--src/kernel-install/meson.build13
4 files changed, 325 insertions, 0 deletions
diff --git a/src/kernel-install/50-depmod.install b/src/kernel-install/50-depmod.install
new file mode 100644
index 0000000..88f550a
--- /dev/null
+++ b/src/kernel-install/50-depmod.install
@@ -0,0 +1,17 @@
+#!/bin/bash
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+
+[[ $2 ]] || exit 1
+
+case "$1" in
+ add)
+ [[ -d /lib/modules/"$2"/kernel ]] || exit 0
+ exec depmod -a "$2"
+ ;;
+ remove)
+ exec rm -f /lib/modules/"$2"/modules.{alias{,.bin},builtin.bin,dep{,.bin},devname,softdep,symbols{,.bin}}
+ ;;
+ *)
+ exit 0
+esac
diff --git a/src/kernel-install/90-loaderentry.install b/src/kernel-install/90-loaderentry.install
new file mode 100644
index 0000000..75dd5a1
--- /dev/null
+++ b/src/kernel-install/90-loaderentry.install
@@ -0,0 +1,124 @@
+#!/bin/bash
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+
+COMMAND="$1"
+KERNEL_VERSION="$2"
+BOOT_DIR_ABS="$3"
+KERNEL_IMAGE="$4"
+INITRD_OPTIONS_START="5"
+
+if ! [[ $KERNEL_INSTALL_MACHINE_ID ]]; then
+ exit 0
+fi
+
+if ! [[ -d "$BOOT_DIR_ABS" ]]; then
+ exit 0
+fi
+
+MACHINE_ID=$KERNEL_INSTALL_MACHINE_ID
+
+BOOT_DIR="/$MACHINE_ID/$KERNEL_VERSION"
+BOOT_ROOT=${BOOT_DIR_ABS%$BOOT_DIR}
+
+if [[ $COMMAND == remove ]]; then
+ rm -f "$BOOT_ROOT/loader/entries/$MACHINE_ID-$KERNEL_VERSION.conf"
+ rm -f "$BOOT_ROOT/loader/entries/$MACHINE_ID-$KERNEL_VERSION+"*".conf"
+ exit 0
+fi
+
+if ! [[ $COMMAND == add ]]; then
+ exit 1
+fi
+
+if ! [[ $KERNEL_IMAGE ]]; then
+ exit 1
+fi
+
+if [[ -f /etc/os-release ]]; then
+ . /etc/os-release
+elif [[ -f /usr/lib/os-release ]]; then
+ . /usr/lib/os-release
+fi
+
+if ! [[ $PRETTY_NAME ]]; then
+ PRETTY_NAME="Linux $KERNEL_VERSION"
+fi
+
+declare -a BOOT_OPTIONS
+
+if [[ -f /etc/kernel/cmdline ]]; then
+ read -r -d '' -a BOOT_OPTIONS < /etc/kernel/cmdline
+fi
+
+if ! [[ ${BOOT_OPTIONS[*]} ]]; then
+ read -r -d '' -a line < /proc/cmdline
+ for i in "${line[@]}"; do
+ [[ "${i#initrd=*}" != "$i" ]] && continue
+ BOOT_OPTIONS+=("$i")
+ done
+fi
+
+if ! [[ ${BOOT_OPTIONS[*]} ]]; then
+ echo "Could not determine the kernel command line parameters." >&2
+ echo "Please specify the kernel command line in /etc/kernel/cmdline!" >&2
+ exit 1
+fi
+
+if [[ -f /etc/kernel/tries ]]; then
+ read -r TRIES </etc/kernel/tries
+ if ! [[ "$TRIES" =~ ^[0-9]+$ ]] ; then
+ echo "/etc/kernel/tries does not contain an integer." >&2
+ exit 1
+ fi
+ LOADER_ENTRY="$BOOT_ROOT/loader/entries/$MACHINE_ID-$KERNEL_VERSION+$TRIES.conf"
+else
+ LOADER_ENTRY="$BOOT_ROOT/loader/entries/$MACHINE_ID-$KERNEL_VERSION.conf"
+fi
+
+cp "$KERNEL_IMAGE" "$BOOT_DIR_ABS/linux" &&
+ chown root:root "$BOOT_DIR_ABS/linux" &&
+ chmod 0644 "$BOOT_DIR_ABS/linux" || {
+ echo "Could not copy '$KERNEL_IMAGE to '$BOOT_DIR_ABS/linux'." >&2
+ exit 1
+}
+
+INITRD_OPTIONS=( "${@:${INITRD_OPTIONS_START}}" )
+
+for initrd in "${INITRD_OPTIONS[@]}"; do
+ if [[ -f "${initrd}" ]]; then
+ initrd_basename="$(basename ${initrd})"
+ cp "${initrd}" "$BOOT_DIR_ABS/${initrd_basename}" &&
+ chown root:root "$BOOT_DIR_ABS/${initrd_basename}" &&
+ chmod 0644 "$BOOT_DIR_ABS/${initrd_basename}" || {
+ echo "Could not copy '${initrd}' to '$BOOT_DIR_ABS/${initrd_basename}'." >&2
+ exit 1
+ }
+ fi
+done
+
+# If no initrd option is supplied, fallback to "initrd" which is
+# the name used by dracut when generating it in its kernel-install hook
+[[ ${#INITRD_OPTIONS[@]} == 0 ]] && INITRD_OPTIONS=( initrd )
+
+mkdir -p "${LOADER_ENTRY%/*}" || {
+ echo "Could not create loader entry directory '${LOADER_ENTRY%/*}'." >&2
+ exit 1
+}
+
+{
+ echo "title $PRETTY_NAME"
+ echo "version $KERNEL_VERSION"
+ echo "machine-id $MACHINE_ID"
+ echo "options ${BOOT_OPTIONS[*]}"
+ echo "linux $BOOT_DIR/linux"
+ for initrd in "${INITRD_OPTIONS[@]}"; do
+ [[ -f $BOOT_DIR_ABS/$(basename ${initrd}) ]] && \
+ echo "initrd $BOOT_DIR/$(basename ${initrd})"
+ done
+ :
+} > "$LOADER_ENTRY" || {
+ echo "Could not create loader entry '$LOADER_ENTRY'." >&2
+ exit 1
+}
+exit 0
diff --git a/src/kernel-install/kernel-install b/src/kernel-install/kernel-install
new file mode 100644
index 0000000..b85c7c5
--- /dev/null
+++ b/src/kernel-install/kernel-install
@@ -0,0 +1,171 @@
+#!/bin/bash
+# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
+# ex: ts=8 sw=4 sts=4 et filetype=sh
+# SPDX-License-Identifier: LGPL-2.1+
+#
+# This file is part of systemd.
+#
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+#
+# systemd is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with systemd; If not, see <http://www.gnu.org/licenses/>.
+
+SKIP_REMAINING=77
+
+usage()
+{
+ echo "Usage:"
+ echo " $0 add KERNEL-VERSION KERNEL-IMAGE [INITRD-FILE ...]"
+ echo " $0 remove KERNEL-VERSION"
+}
+
+dropindirs_sort()
+{
+ local suffix=$1; shift
+ local -a files
+ local f d i
+
+ readarray -t files <<<"$(
+ for d in "$@"; do
+ for i in "$d/"*"$suffix"; do
+ if [[ -e "$i" ]]; then
+ echo "${i##*/}"
+ fi
+ done
+ done | sort -Vu
+ )"
+
+ for f in "${files[@]}"; do
+ for d in "$@"; do
+ if [[ -e "$d/$f" ]]; then
+ echo "$d/$f"
+ continue 2
+ fi
+ done
+ done
+}
+
+export LC_COLLATE=C
+
+for i in "$@"; do
+ if [ "$i" == "--help" -o "$i" == "-h" ]; then
+ usage
+ exit 0
+ fi
+done
+
+if [[ "${0##*/}" == 'installkernel' ]]; then
+ COMMAND='add'
+ # make install doesn't pass any parameter wrt initrd handling
+ INITRD_OPTIONS=()
+else
+ COMMAND="$1"
+ shift
+ INITRD_OPTIONS=( "${@:3}" )
+fi
+
+KERNEL_VERSION="$1"
+KERNEL_IMAGE="$2"
+
+if [[ -f /etc/machine-id ]]; then
+ read MACHINE_ID < /etc/machine-id
+fi
+
+if [[ ! $COMMAND ]] || [[ ! $KERNEL_VERSION ]]; then
+ echo "Not enough arguments" >&2
+ exit 1
+fi
+
+if ! [[ $MACHINE_ID ]]; then
+ BOOT_DIR_ABS=$(mktemp -d /tmp/kernel-install.XXXXX) || exit 1
+ trap "rm -rf '$BOOT_DIR_ABS'" EXIT INT QUIT PIPE
+elif [[ -d /efi/loader/entries ]] || [[ -d /efi/$MACHINE_ID ]]; then
+ BOOT_DIR_ABS="/efi/$MACHINE_ID/$KERNEL_VERSION"
+elif [[ -d /boot/loader/entries ]] || [[ -d /boot/$MACHINE_ID ]]; then
+ BOOT_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
+elif [[ -d /boot/efi/loader/entries ]] || [[ -d /boot/efi/$MACHINE_ID ]]; then
+ BOOT_DIR_ABS="/boot/efi/$MACHINE_ID/$KERNEL_VERSION"
+elif mountpoint -q /efi; then
+ BOOT_DIR_ABS="/efi/$MACHINE_ID/$KERNEL_VERSION"
+elif mountpoint -q /boot/efi; then
+ BOOT_DIR_ABS="/boot/efi/$MACHINE_ID/$KERNEL_VERSION"
+else
+ BOOT_DIR_ABS="/boot/$MACHINE_ID/$KERNEL_VERSION"
+fi
+
+export KERNEL_INSTALL_MACHINE_ID=$MACHINE_ID
+
+ret=0
+
+readarray -t PLUGINS <<<"$(
+ dropindirs_sort ".install" \
+ "/etc/kernel/install.d" \
+ "/usr/lib/kernel/install.d"
+)"
+
+case $COMMAND in
+ add)
+ if [[ ! "$KERNEL_IMAGE" ]]; then
+ echo "Command 'add' requires an argument" >&2
+ exit 1
+ fi
+
+ mkdir -p "$BOOT_DIR_ABS" || {
+ echo "Could not create boot directory '$BOOT_DIR_ABS'." >&2
+ exit 1
+ }
+
+ for f in "${PLUGINS[@]}"; do
+ if [[ -x $f ]]; then
+ "$f" add "$KERNEL_VERSION" "$BOOT_DIR_ABS" "$KERNEL_IMAGE" "${INITRD_OPTIONS[@]}"
+ x=$?
+ if [[ $x == $SKIP_REMAINING ]]; then
+ ret=0
+ break
+ fi
+ ((ret+=$x))
+ fi
+ done
+
+ if ! [[ $MACHINE_ID ]] && ! rmdir "$BOOT_DIR_ABS"; then
+ echo "Warning: In kernel-install plugins, requiring BOOT_DIR_ABS to be preset is deprecated." >&2
+ echo " All plugins should not put anything in BOOT_DIR_ABS if the environment" >&2
+ echo " variable KERNEL_INSTALL_MACHINE_ID is empty." >&2
+ rm -rf "$BOOT_DIR_ABS"
+ ((ret+=$?))
+ fi
+ ;;
+
+ remove)
+ for f in "${PLUGINS[@]}"; do
+ if [[ -x $f ]]; then
+ "$f" remove "$KERNEL_VERSION" "$BOOT_DIR_ABS"
+ x=$?
+ if [[ $x == $SKIP_REMAINING ]]; then
+ ret=0
+ break
+ fi
+ ((ret+=$x))
+ fi
+ done
+
+ rm -rf "$BOOT_DIR_ABS"
+ ((ret+=$?))
+ ;;
+
+ *)
+ echo "Unknown command '$COMMAND'" >&2
+ exit 1
+ ;;
+esac
+
+exit $ret
diff --git a/src/kernel-install/meson.build b/src/kernel-install/meson.build
new file mode 100644
index 0000000..c6e6f81
--- /dev/null
+++ b/src/kernel-install/meson.build
@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: LGPL-2.1+
+
+install_data('kernel-install',
+ install_mode : 'rwxr-xr-x',
+ install_dir : bindir)
+
+install_data('50-depmod.install',
+ '90-loaderentry.install',
+ install_mode : 'rwxr-xr-x',
+ install_dir : kernelinstalldir)
+
+meson.add_install_script('sh', '-c',
+ mkdir_p.format(join_paths(sysconfdir, 'kernel/install.d')))
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-11 02:44:31 +0000