| #!/bin/bash |
| |
| # Copyright 2022 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. |
| |
| # Load common constants and functions. |
| . "$(dirname "$0")/../common.sh" |
| |
| usage() { |
| cat <<EOF |
| Usage: ${PROG} [options] <key_file_base_name> |
| |
| Options: |
| -o, --output_dir <dir>: Where to write the keys (default is cwd) |
| EOF |
| |
| if [[ $# -ne 0 ]]; then |
| die "$*" |
| else |
| exit 0 |
| fi |
| } |
| |
| generate_rsa3070_key() { |
| local base_name="$1" |
| local len="3070" |
| |
| echo "creating ${base_name} key pair..." |
| |
| # Make the RSA key pair. |
| openssl genrsa -F4 -out "${base_name}.pem" "${len}" |
| openssl rsa -in "${base_name}.pem" -outform PEM \ |
| -pubout -out "${base_name}.pem.pub" |
| } |
| |
| main() { |
| set -euo pipefail |
| |
| local base_name |
| local output_dir="${PWD}" |
| |
| base_name="" |
| while [[ $# -gt 0 ]]; do |
| case "$1" in |
| -h|--help) |
| usage |
| ;; |
| -o|--output_dir) |
| output_dir="$2" |
| if [[ ! -d "${output_dir}" ]]; then |
| die "output dir (${output_dir}) doesn't exist." |
| fi |
| shift |
| ;; |
| -*) |
| usage "Unknown option: $1" |
| ;; |
| *) |
| if [[ -z ${base_name} ]]; then |
| base_name="$1" |
| else |
| usage "Unknown argument $1" |
| fi |
| ;; |
| esac |
| shift |
| done |
| |
| if [[ -z ${base_name} ]]; then |
| usage "Key file base name missing" |
| fi |
| |
| generate_rsa3070_key "${output_dir}/${base_name}" |
| } |
| |
| main "$@" |