| #!/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 $KERNEL_INSTALL_STAGING_AREA/uki.efi" |
| install -m 0644 "$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 $KERNEL_IMAGE" |
| install -m 0644 "$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 |