name : 90-uki-copy.install #!/bin/sh # -*- 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-or-later # # 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 <https://www.gnu.org/licenses/>. set -e COMMAND="${1:?}" KERNEL_VERSION="${2:?}" # shellcheck disable=SC2034 ENTRY_DIR_ABS="$3" KERNEL_IMAGE="$4" [ "$KERNEL_INSTALL_LAYOUT" = "uki" ] || exit 0 ENTRY_TOKEN="$KERNEL_INSTALL_ENTRY_TOKEN" BOOT_ROOT="$KERNEL_INSTALL_BOOT_ROOT" UKI_DIR="$BOOT_ROOT/EFI/Linux" case "$COMMAND" in remove) [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && \ echo "Removing $UKI_DIR/$ENTRY_TOKEN-$KERNEL_VERSION*.efi" exec rm -f \ "$UKI_DIR/$ENTRY_TOKEN-$KERNEL_VERSION.efi" \ "$UKI_DIR/$ENTRY_TOKEN-$KERNEL_VERSION+"*".efi" ;; add) ;; *) exit 0 ;; esac if ! [ -d "$UKI_DIR" ]; then [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && echo "creating $UKI_DIR" mkdir -p "$UKI_DIR" fi TRIES_FILE="${KERNEL_INSTALL_CONF_ROOT:-/etc/kernel}/tries" if [ -f "$TRIES_FILE" ]; then read -r TRIES <"$TRIES_FILE" if ! echo "$TRIES" | grep -q '^[0-9][0-9]*$'; then echo "$TRIES_FILE does not contain an integer." >&2 exit 1 fi UKI_FILE="$UKI_DIR/$ENTRY_TOKEN-$KERNEL_VERSION+$TRIES.efi" else UKI_FILE="$UKI_DIR/$ENTRY_TOKEN-$KERNEL_VERSION.efi" fi # If there is a UKI named uki.efi on the staging area use that, if not use what # was passed in as $KERNEL_IMAGE but insist it has a .efi extension if [ -f "$KERNEL_INSTALL_STAGING_AREA/uki.efi" ]; then [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && echo "Installing $KERNEL_INSTALL_STAGING_AREA/uki.efi as $UKI_FILE" install -m 0644 "$KERNEL_INSTALL_STAGING_AREA/uki.efi" "$UKI_FILE" || { echo "Error: could not copy '$KERNEL_INSTALL_STAGING_AREA/uki.efi' to '$UKI_FILE'." >&2 exit 1 } elif [ -n "$KERNEL_IMAGE" ]; then [ -f "$KERNEL_IMAGE" ] || { echo "Error: UKI '$KERNEL_IMAGE' not a file." >&2 exit 1 } [ "$KERNEL_IMAGE" != "${KERNEL_IMAGE%*.efi}.efi" ] && { echo "Error: $KERNEL_IMAGE is missing .efi suffix." >&2 exit 1 } [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && echo "Installing $KERNEL_IMAGE as $UKI_FILE" install -m 0644 "$KERNEL_IMAGE" "$UKI_FILE" || { echo "Error: could not copy '$KERNEL_IMAGE' to '$UKI_FILE'." >&2 exit 1 } else [ "$KERNEL_INSTALL_VERBOSE" -gt 0 ] && echo "No UKI available. Nothing to do." exit 0 fi chown root:root "$UKI_FILE" || : exit 0