initramfs.in

#!/bin/sh
#
# Copyright (c) 2020 Christoph Biedl
# Author: Christoph Biedl <debian.axhn@manchmal.in-ulm.de>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

case $1 in
prereqs)
     exit 0
     ;;
esac

. @initramfstoolsdir@/hook-functions

die() {
    code="$1"
    msg="$2"
    echo "    (ERROR): $msg" >&2
    exit $1
}

copy_exec @bindir@/clevis-decrypt-medium || die 1 "@bindir@/clevis-decrypt-medium not found"

find_binary() {
    bin_name="$1"
    resolved=$(which ${bin_name})
    [ -z "$resolved" ] && die 1 "Unable to find ${bin_name}"
    echo "$resolved"
}

mountpoint_bin=$(find_binary "mountpoint")
copy_exec "${mountpoint_bin}" || die 2 "Unable to copy ${mountpoint_bin} to initrd image"