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#!/bin/bash
# Copyright 2018 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
. "$(dirname "$0")/common.sh"
set -e
usage() {
cat <<EOF
Usage: $PROG /path/to/esp/dir /path/to/keys/dir
Install UEFI certs in GSetup directory in ESP.
EOF
if [[ $# -gt 0 ]]; then
error "$*"
exit 1
fi
exit 0
}
# Installs the specified UEFI cert in GSetup directory, if the cert exists.
# Args: KEY_TYPE CERT GSETUP_DIR
install_gsetup_cert() {
local key_type="$1"
local cert="$2"
local gsetup_dir="$3"
if [[ -f "${cert}" ]]; then
info "Putting ${key_type} cert: ${cert}"
local cert_basename="$(basename "${cert}")"
local der_filename="${cert_basename%.*}.der"
sudo mkdir -p "${gsetup_dir}/${key_type}"
sudo openssl x509 -in "${cert}" -inform PEM \
-out "${gsetup_dir}/${key_type}/${der_filename}" -outform DER
else
info "No ${key_type} cert: ${cert}"
fi
}
main() {
local esp_dir="$1"
local key_dir="$2"
if [[ $# -ne 2 ]]; then
usage "command takes exactly 2 args"
fi
local gsetup_dir="${esp_dir}/EFI/Google/GSetup"
local pk_cert="${key_dir}/pk/pk.pem"
if [[ ! -f "${pk_cert}" ]]; then
die "No PK cert: ${pk_cert}"
fi
install_gsetup_cert pk "${pk_cert}" "${gsetup_dir}"
local db_cert="${key_dir}/db/db.pem"
if [[ ! -f "${db_cert}" ]]; then
die "No DB cert: ${db_cert}"
fi
install_gsetup_cert db "${db_cert}" "${gsetup_dir}"
local kek_cert="${key_dir}/kek/kek.pem"
install_gsetup_cert kek "${kek_cert}" "${gsetup_dir}"
local dbx_cert
for dbx_cert in "${key_dir}"/dbx/*.pem; do
install_gsetup_cert dbx "${dbx_cert}" "${gsetup_dir}"
done
}
main "$@"
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