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RIOT/dist/tools/suit/suit-manifest-generator/suit_tool/argparser.py
2022-09-15 23:31:40 +02:00

104 lines
5.7 KiB
Python

# -*- coding: utf-8 -*-
# ----------------------------------------------------------------------------
# Copyright 2019-2020 ARM Limited or its affiliates
#
# SPDX-License-Identifier: Apache-2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ----------------------------------------------------------------------------
import sys, argparse, os
from suit_tool import __version__
from suit_tool import keygen
from suit_tool import get_pubkey
import json
import re
def str_to_component(s):
types = {
'file' : ('file', lambda x : str(x.strip('"'))),
# 'desc' : ('component-description', lambda x : str(x.strip('"'))),
'inst' : ('install-id', lambda x : [ str(y) for y in eval(x) ]),
'uri' : ('uri', lambda x : str(x.strip('"')))
}
d = {types[k][0]:types[k][1](v) for k,v in [ re.split(r'=',e, maxsplit=1) for e in re.split(r''',\s*(?=["']?[a-zA-Z0-9_-]+["']?=)''', s)]}
return d
class MainArgumentParser(object):
def __init__(self):
self.parser = self._make_parser()
def _make_parser(self):
parser = argparse.ArgumentParser(description = 'Create or transform a manifest.'
' Use {} [command] -h for help on each command.'.format(sys.argv[0]))
# Add all top-level commands
parser.add_argument('-l', '--log-level', choices=['debug','info','warning','exception'], default='info',
help='Set the verbosity level of console output.')
parser.add_argument('--version', action='version', version=__version__,
help='display the version'
)
subparsers = parser.add_subparsers(dest="action")
subparsers.required = True
create_parser = subparsers.add_parser('create', help='Create a new manifest')
# create_parser.add_argument('-v', '--manifest-version', choices=['1'], default='1')
create_parser.add_argument('-i', '--input-file', metavar='FILE', type=argparse.FileType('r'),
help='An input file describing the update. The file must be formatted as JSON. The overall structure is described in README.')
create_parser.add_argument('-o', '--output-file', metavar='FILE', type=argparse.FileType('wb'), required=True)
create_parser.add_argument('-f', '--format', metavar='FMT', choices=['suit', 'suit-debug', 'json'], default='suit')
create_parser.add_argument('-s', '--severable', action='store_true', help='Convert large elements to severable fields.')
create_parser.add_argument('-c', '--add-component', action='append', type=str_to_component, dest='components', default=[])
sign_parser = subparsers.add_parser('sign', help='Sign a manifest')
sign_parser.add_argument('-m', '--manifest', metavar='FILE', type=argparse.FileType('rb'), required=True)
sign_parser.add_argument('-k', '--private-key', metavar='FILE', type=argparse.FileType('rb'), required=True)
sign_parser.add_argument('-i', '--key-id', metavar='ID', type=str)
sign_parser.add_argument('-o', '--output-file', metavar='FILE', type=argparse.FileType('wb'), required=True)
sign_parser.add_argument('-p', '--password', type=str)
parse_parser = subparsers.add_parser('parse', help='Parse a manifest')
parse_parser.add_argument('-m', '--manifest', metavar='FILE', type=argparse.FileType('rb'), required=True)
parse_parser.add_argument('-j', '--json-output', default=False, action='store_true', dest='json')
get_pubkey_parser = subparsers.add_parser('pubkey', help='Get the public key for a supplied private key.')
get_pubkey_parser.add_argument('-k', '--private-key', metavar='FILE', type=argparse.FileType('rb'), required=True)
get_pubkey_parser.add_argument('-f', '--output-format', choices=get_pubkey.OutputFormaters.keys(), default='pem')
get_pubkey_parser.add_argument('-o', '--output-file', metavar='FILE', type=argparse.FileType('wb'), default=sys.stdout)
get_pubkey_parser.add_argument('-p', '--password', type=str)
keygen_parser = subparsers.add_parser('keygen', help='Create a signing key. Not for production use')
keygen_parser.add_argument('-t', '--type', choices=keygen.KeyGenerators.keys(),
default='secp256r1', help='The type of the key to generate')
keygen_parser.add_argument('-o', '--output-file', metavar='FILE', type=argparse.FileType('wb'), default=sys.stdout)
keygen_parser.add_argument('-f', '--output-format', choices=keygen.OutputFormaters.keys(), default='pem')
keygen_parser.add_argument('-l', '--levels', help='The number of hss-lms levels', type=int, default=2)
sever_parser = subparsers.add_parser('sever', help='Remove one or more severable elements from the manifest, if present.')
sever_parser.add_argument('-m', '--manifest', metavar='FILE', type=argparse.FileType('rb'), required=True)
sever_parser.add_argument('-o', '--output-file', metavar='FILE', type=argparse.FileType('wb'), required=True)
sever_parser.add_argument('-e', '--element', action='append', type=str, dest='elements', default=[])
sever_parser.add_argument('-a', '--all', action='store_true', default=False)
return parser
def parse_args(self, args=None):
self.options = self.parser.parse_args(args)
return self