841 lines
36 KiB
Python
Executable File
841 lines
36 KiB
Python
Executable File
#!/usr/bin/env python3
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# link: https://git.p2p.legal/aya/dpgpid/
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# desc: generate ed25519 keys for duniter and ipfs from gpg
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# Copyleft 2022 Yann Autissier <aya@asycn.io>
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# all crypto science belongs to Pascal Engélibert <tuxmain@zettascript.org>
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# coming from files available at https://git.p2p.legal/qo-op/Astroport.ONE/tools
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# gpgme stuff has been provided by Ben McGinnes
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# and comes from http://files.au.adversary.org/crypto/gpgme-python-howto.html
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# gpg key extraction is taken from work of Simon Vareille available at
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# https://gist.github.com/SimonVareille/fda49baf5f3e15b5c88e25560aeb2822
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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import argparse
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import base58
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import base64
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import configparser
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from cryptography.hazmat.primitives.asymmetric import ed25519
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from cryptography.hazmat.primitives import serialization
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import duniterpy.key
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import gpg
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from jwcrypto import jwk
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import logging as log
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import nacl.bindings
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import nacl.encoding
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import pgpy
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import pynentry
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import os
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import re
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import struct
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import sys
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import warnings
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__version__='0.0.5'
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class keygen:
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def __init__(self):
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self.parser = argparse.ArgumentParser(description="""
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Generate ed25519 keys for duniter and ipfs from gpg.
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It converts a gpg key, a duniter username/password, or any ed25519 key to
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a duniter wallet or an IPFS key.""")
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self.parser.add_argument(
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"-d",
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"--debug",
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action="store_true",
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help="show debug informations (WARNING: including SECRET KEY)",
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)
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self.parser.add_argument(
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"-f",
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"--format",
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choices=['ewif', 'jwk', 'nacl','pb2','pem','pubsec','seed','wif'],
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default=None,
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dest="format",
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help="output file format, default: pem (pkcs8)",
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)
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self.parser.add_argument(
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"-g",
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"--gpg",
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action="store_true",
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help="use gpg key with uid matched by username",
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)
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self.parser.add_argument(
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"-i",
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"--input",
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dest="input",
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help="read ed25519 key from file FILE, autodetect format: {credentials,ewif,jwk,nacl,mnemonic,pb2,pubsec,seed,wif}",
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metavar='FILE',
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)
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self.parser.add_argument(
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"-k",
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"--keys",
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action="store_true",
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help="show public and secret keys",
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)
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self.parser.add_argument(
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"-m",
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"--mnemonic",
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action="store_true",
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help="use username as a DUBP mnemonic passphrase",
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)
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self.parser.add_argument(
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"-o",
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"--output",
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dest="output",
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default=None,
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help="write ed25519 key to file FILE",
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metavar='FILE',
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)
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self.parser.add_argument(
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"-p",
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"--prefix",
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action="store_true",
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help="prefix output text with key type",
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)
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self.parser.add_argument(
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"-q",
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"--quiet",
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action="store_true",
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help="show only errors",
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)
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self.parser.add_argument(
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"-s",
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"--secret",
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action="store_true",
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help="show only secret key",
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)
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self.parser.add_argument(
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"-t",
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"--type",
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choices=['b58mh','b64mh','base58','base64','duniter','ipfs','jwk'],
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default="base58",
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dest="type",
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help="output text format, default: base58",
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)
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self.parser.add_argument(
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"-v",
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"--verbose",
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action="store_true",
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help="show more informations",
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)
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self.parser.add_argument(
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"--version",
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action="store_true",
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help="show version and exit",
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)
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self.parser.add_argument(
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'username',
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nargs="?",
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)
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self.parser.add_argument(
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'password',
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nargs="?",
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)
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def _check_args(self, args):
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log.debug("keygen._check_args(%s)" % args)
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if self.input is None and self.username is None:
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self.parser.error('keygen requires an input file or a username')
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def _invalid_type(self):
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log.debug("keygen._invalid_type()")
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self.parser.error(f"type {self.type} is not valid.")
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def _load_config(self):
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log.debug("keygen._load_config()")
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self.config = configparser.RawConfigParser()
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config_dir = os.path.join(os.environ.get('XDG_CONFIG_HOME', os.path.expanduser('~/.config')), 'dpgpid')
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log.debug("config_dir=%s" % config_dir)
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self.config.read( [config_dir + '/keygen.conf'] )
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def _output(self, public_key, secret_key, public_key_prefix, secret_key_prefix):
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log.debug("keygen._output()")
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if self.output is None:
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self._output_text(public_key, secret_key, public_key_prefix, secret_key_prefix)
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else:
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self._output_file()
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os.chmod(self.output, 0o600)
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def _output_file(self):
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log.debug("keygen._output_file()")
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try:
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if self.format == 'dewif':
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if not hasattr(self, 'duniterpy'):
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self.duniterpy_from_ed25519_seed_bytes()
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if not self.password:
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with pynentry.PynEntry() as p:
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p.description = f"""Data in DEWIF file needs to be encrypted.
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Please enter a password to encrypt seed.
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"""
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p.prompt = 'Passphrase:'
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try:
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self.password = p.get_pin()
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except pynentry.PinEntryCancelled:
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log.warning('Cancelled! Goodbye.')
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exit(1)
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self.duniterpy.save_dewif_v1_file(self.output, self.password)
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elif self.format == 'ewif':
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if not hasattr(self, 'duniterpy'):
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self.duniterpy_from_ed25519_seed_bytes()
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if not self.password:
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with pynentry.PynEntry() as p:
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p.description = f"""Data in EWIF file needs to be encrypted.
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Please enter a password to encrypt seed.
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"""
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p.prompt = 'Passphrase:'
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try:
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self.password = p.get_pin()
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except pynentry.PinEntryCancelled:
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log.warning('Cancelled! Goodbye.')
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exit(1)
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self.duniterpy.save_ewif_file(self.output, self.password)
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elif self.format == 'jwk':
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if not hasattr(self, 'jwk'):
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self.jwk_from_ed25519()
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with open(self.output, "w") as file:
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file.write(self.jwk.export())
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elif self.format == 'nacl':
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if not hasattr(self, 'duniterpy'):
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self.duniterpy_from_ed25519_seed_bytes()
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self.duniterpy.save_private_key(self.output)
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elif self.format == 'pb2':
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if not hasattr(self, 'ed25519_secret_protobuf'):
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self.protobuf_from_ed25519()
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with open(self.output, "wb") as file:
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file.write(self.ed25519_secret_protobuf)
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elif self.format == 'pubsec':
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if not hasattr(self, 'duniterpy'):
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self.duniterpy_from_ed25519_seed_bytes()
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self.duniterpy.save_pubsec_file(self.output)
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elif self.format == 'seed':
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if not hasattr(self, 'duniterpy'):
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self.duniterpy_from_ed25519_seed_bytes()
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self.duniterpy.save_seedhex_file(self.output)
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elif self.format == 'wif':
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if not hasattr(self, 'duniterpy'):
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self.duniterpy_from_ed25519_seed_bytes()
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self.duniterpy.save_wif_file(self.output)
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else:
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if not hasattr(self, 'ed25519_secret_pem_pkcs8'):
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self.pem_pkcs8_from_ed25519()
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with open(self.output, "w") as file:
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file.write(self.ed25519_secret_pem_pkcs8)
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except Exception as e:
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log.error(f'Unable to output file {self.output}: {e}')
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exit(2)
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def _output_text(self, public_key, secret_key, public_key_prefix, secret_key_prefix):
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log.debug("keygen._output_text()")
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if self.keys or not self.secret:
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print("%s" % ''.join([self.prefix * public_key_prefix, public_key]))
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if self.keys or self.secret:
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print("%s" % ''.join([self.prefix * secret_key_prefix, secret_key]))
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def _run(self, argv):
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args = self.parser.parse_args(argv)
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vars(self).update(vars(args))
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# display version
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if args.version:
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version()
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sys.exit()
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# define log format
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log_format='%(asctime)s %(levelname)s: %(message)s'
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log_datefmt='%Y/%m/%d %H:%M:%S'
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if args.debug:
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log_level='DEBUG'
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elif args.quiet:
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log_level='ERROR'
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elif args.verbose:
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log_level='INFO'
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else:
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log_level='WARNING'
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log.basicConfig(format=log_format, datefmt=log_datefmt, level=log_level)
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log.debug("keygen.run(%s)" % argv)
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self._check_args(args)
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self._load_config()
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self.gpg = gpg.Context(armor=True, offline=True)
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self.gpg.set_passphrase_cb(self.gpg_passphrase_cb)
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self.ed25519(args)
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method = getattr(self, f'do_{self.type}', self._invalid_type)
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return method()
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def b58mh_from_protobuf(self):
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log.debug("keygen.b58mh_from_protobuf()")
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try:
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self.ed25519_public_b58mh = base58.b58encode(self.ed25519_public_protobuf).decode('ascii')
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self.ed25519_secret_b58mh = base58.b58encode(self.ed25519_secret_protobuf).decode('ascii')
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except Exception as e:
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log.error(f'Unable to get b58mh from protobuf: {e}')
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exit(2)
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log.debug("keygen.ed25519_public_b58mh=%s" % self.ed25519_public_b58mh)
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log.debug("keygen.ed25519_secret_b58mh=%s" % self.ed25519_secret_b58mh)
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def b64mh_from_protobuf(self):
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log.debug("keygen.b64mh_from_protobuf()")
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try:
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self.ed25519_public_b64mh = base64.b64encode(self.ed25519_public_protobuf).decode('ascii')
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self.ed25519_secret_b64mh = base64.b64encode(self.ed25519_secret_protobuf).decode('ascii')
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except Exception as e:
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log.error(f'Unable to get b64mh from protobuf: {e}')
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exit(2)
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log.debug("keygen.ed25519_public_b64mh=%s" % self.ed25519_public_b64mh)
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log.debug("keygen.ed25519_secret_b64mh=%s" % self.ed25519_secret_b64mh)
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def base58_from_ed25519(self):
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log.debug("keygen.base58_from_ed25519()")
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try:
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self.ed25519_public_base58 = base58.b58encode(self.ed25519_public_bytes).decode('ascii')
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self.ed25519_secret_base58 = base58.b58encode(self.ed25519_secret_bytes).decode('ascii')
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except Exception as e:
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log.error(f'Unable to get base58 from ed25519: {e}')
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exit(2)
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log.debug("keygen.ed25519_public_base58=%s" % self.ed25519_public_base58)
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log.debug("keygen.ed25519_secret_base58=%s" % self.ed25519_secret_base58)
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def base64_from_ed25519(self):
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log.debug("keygen.base64_from_ed25519()")
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try:
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self.ed25519_public_base64 = base64.b64encode(self.ed25519_public_bytes).decode('ascii')
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self.ed25519_secret_base64 = base64.b64encode(self.ed25519_secret_bytes).decode('ascii')
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except Exception as e:
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log.error(f'Unable to get base64 from ed25519: {e}')
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exit(2)
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log.debug("keygen.ed25519_public_base64=%s" % self.ed25519_public_base64)
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log.debug("keygen.ed25519_secret_base64=%s" % self.ed25519_secret_base64)
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def do_b58mh(self):
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log.debug("keygen.do_b58mh()")
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self.protobuf_from_ed25519()
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self.b58mh_from_protobuf()
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self._output(self.ed25519_public_b58mh, self.ed25519_secret_b58mh, 'pub: ', 'sec: ')
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def do_b64mh(self):
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log.debug("keygen.do_b64mh()")
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self.protobuf_from_ed25519()
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self.b64mh_from_protobuf()
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self._output(self.ed25519_public_b64mh, self.ed25519_secret_b64mh, 'pub: ', 'sec: ')
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def do_base58(self):
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log.debug("keygen.do_base58()")
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self.base58_from_ed25519()
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self._output(self.ed25519_public_base58, self.ed25519_secret_base58, 'pub: ', 'sec: ')
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def do_base64(self):
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log.debug("keygen.do_base64()")
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self.base64_from_ed25519()
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self._output(self.ed25519_public_base64, self.ed25519_secret_base64, 'pub: ', 'sec: ')
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def do_duniter(self):
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log.debug("keygen.do_duniter()")
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if not self.format:
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self.format = 'pubsec'
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self.base58_from_ed25519()
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self._output(self.ed25519_public_base58, self.ed25519_secret_base58, 'pub: ', 'sec: ')
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def do_ipfs(self):
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log.debug("keygen.do_ipfs()")
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self.protobuf_from_ed25519()
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self.b58mh_from_protobuf()
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self.b64mh_from_protobuf()
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self._output(self.ed25519_public_b58mh, self.ed25519_secret_b64mh, 'PeerID: ', 'PrivKEY: ')
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def do_jwk(self):
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log.debug("keygen.do_jwk()")
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self.jwk_from_ed25519()
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self._output(self.jwk.export_public(), self.jwk.export_private(), 'pub: ', 'sec: ')
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def duniterpy_from_credentials(self):
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log.debug("keygen.duniterpy_from_credentials()")
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try:
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scrypt_params = duniterpy.key.scrypt_params.ScryptParams(
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int(self.config.get('scrypt', 'n')) if self.config.has_option('scrypt', 'n') else 4096,
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int(self.config.get('scrypt', 'r')) if self.config.has_option('scrypt', 'r') else 16,
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int(self.config.get('scrypt', 'p')) if self.config.has_option('scrypt', 'p') else 1,
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int(self.config.get('scrypt', 'sl')) if self.config.has_option('scrypt', 'sl') else 32,
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)
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if not self.password:
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with pynentry.PynEntry() as p:
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p.description = f"""Please enter the passord for username "{self.username}"."""
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p.prompt = 'Passsord:'
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try:
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self.password = p.get_pin()
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except pynentry.PinEntryCancelled:
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log.warning('Cancelled! Goodbye.')
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exit(1)
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self.duniterpy = duniterpy.key.SigningKey.from_credentials(
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self.username,
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self.password,
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scrypt_params
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)
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except Exception as e:
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log.error(f'Unable to get duniter from credentials: {e}')
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exit(2)
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log.debug("keygen.duniterpy.seed: %s" % self.duniterpy.seed)
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def duniterpy_from_ed25519_seed_bytes(self):
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log.debug("keygen.duniterpy_from_ed25519_seed_bytes()")
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try:
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self.duniterpy = duniterpy.key.SigningKey(self.ed25519_seed_bytes)
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except Exception as e:
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log.error(f'Unable to get duniterpy from ed25519 seed bytes: {e}')
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exit(2)
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log.debug("keygen.duniterpy.seed: %s" % self.duniterpy.seed)
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def duniterpy_from_file(self):
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log.debug("keygen.duniterpy_from_file()")
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try:
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with open(self.input, 'r') as file:
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lines = file.readlines()
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if len(lines) > 0:
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line = lines[0].strip()
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regex_ewif = re.compile('^Type: EWIF$')
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regex_jwk = re.compile('^\\s*{\\s*"crv":\\s*"Ed25519",\\s*"d":\\s*"(.)+",\\s*"kty":\\s*"OKP",\\s*"x":\\s*"(.)+"\\s*}')
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regex_nacl = re.compile('^\\s*{\\s*"priv":\\s*"[0-9a-fA-F]+",\\s*"verify":\\s*"[0-9a-fA-F]+",\\s*"sign":\\s*"[0-9a-fA-F]+"\\s*}')
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regex_pem = re.compile('^-----BEGIN PRIVATE KEY-----$')
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regex_pubsec = re.compile('^Type: PubSec$')
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regex_seed = re.compile('^[0-9a-fA-F]{64}$')
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regex_ssb = re.compile('\\s*{\\s*"curve":\\s*"ed25519",\\s*"public":\\s*"(.+)\\.ed25519",\\s*"private":\\s*"(.+)\\.ed25519",\\s*"id":\\s*"@(.+).ed25519"\\s*}')
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regex_wif = re.compile('^Type: WIF$')
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if re.search(regex_ewif, line):
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log.info("input file format detected: ewif")
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if not self.password:
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with pynentry.PynEntry() as p:
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p.description = f"""Data in EWIF file is encrypted.
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Please enter a password to decrypt seed.
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"""
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p.prompt = 'Passphrase:'
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try:
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self.password = p.get_pin()
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except pynentry.PinEntryCancelled:
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log.warning('Cancelled! Goodbye.')
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exit(1)
|
|
self.duniterpy = duniterpy.key.SigningKey.from_ewif_file(self.input, self.password)
|
|
elif re.search(regex_jwk, line):
|
|
log.info("input file format detected: jwk")
|
|
self.jwk_from_json(line)
|
|
self.ed25519_seed_bytes_from_jwk()
|
|
self.duniterpy_from_ed25519_seed_bytes()
|
|
elif re.search(regex_nacl, line):
|
|
log.info("input file format detected: nacl")
|
|
self.duniterpy = duniterpy.key.SigningKey.from_private_key(self.input)
|
|
elif re.search(regex_pem, line):
|
|
log.info("input file format detected: pem")
|
|
self.ed25519_seed_bytes_from_pem(''.join(lines).encode())
|
|
self.duniterpy_from_ed25519_seed_bytes()
|
|
elif re.search(regex_pubsec, line):
|
|
log.info("input file format detected: pubsec")
|
|
self.duniterpy = duniterpy.key.SigningKey.from_pubsec_file(self.input)
|
|
elif re.search(regex_seed, line):
|
|
log.info("input file format detected: seed")
|
|
self.duniterpy = duniterpy.key.SigningKey.from_seedhex_file(self.input)
|
|
elif re.search(regex_ssb, line):
|
|
log.info("input file format detected: ssb")
|
|
self.duniterpy = duniterpy.key.SigningKey.from_ssb_file(self.input)
|
|
elif re.search(regex_wif, line):
|
|
log.info("input file format detected: wif")
|
|
self.duniterpy = duniterpy.key.SigningKey.from_wif_file(self.input)
|
|
elif len(line.split(' ')) == 12:
|
|
log.info("input file format detected: mnemonic")
|
|
self.username = line
|
|
self.duniterpy_from_mnemonic()
|
|
elif len(lines) > 1:
|
|
log.info("input file format detected: credentials")
|
|
self.username = line
|
|
self.password = lines[1].strip()
|
|
self.duniterpy_from_credentials()
|
|
else:
|
|
raise NotImplementedError('unknown input file format.')
|
|
else:
|
|
raise NotImplementedError('empty file.')
|
|
except UnicodeDecodeError as e:
|
|
try:
|
|
with open(self.input, 'rb') as file:
|
|
lines = file.readlines()
|
|
if len(lines) > 0:
|
|
line = lines[0].strip()
|
|
regex_dewif = re.compile(b'^\x00\x00\x00\x01\x00\x00\x00\x01')
|
|
regex_pb2 = re.compile(b'^\x08\x01\x12@')
|
|
if re.search(regex_dewif, line):
|
|
log.info("input file format detected: dewif")
|
|
if not self.password:
|
|
with pynentry.PynEntry() as p:
|
|
p.description = f"""Data in DEWIF file is encrypted.
|
|
Please enter a password to decrypt seed.
|
|
"""
|
|
p.prompt = 'Passphrase:'
|
|
try:
|
|
self.password = p.get_pin()
|
|
except pynentry.PinEntryCancelled:
|
|
log.warning('Cancelled! Goodbye.')
|
|
|
|
exit(1)
|
|
self.duniterpy = duniterpy.key.SigningKey.from_dewif_file(self.input, self.password)
|
|
if re.search(regex_pb2, line):
|
|
log.info("input file format detected: pb2")
|
|
self.ed25519_secret_protobuf = line
|
|
self.ed25519_seed_bytes_from_protobuf()
|
|
self.duniterpy_from_ed25519_seed_bytes()
|
|
else:
|
|
raise NotImplementedError('unknown input file format.')
|
|
else:
|
|
raise NotImplementedError('empty file.')
|
|
except Exception as e:
|
|
log.error(f'Unable to get duniterpy from file {self.input}: {e}')
|
|
|
|
exit(2)
|
|
except Exception as e:
|
|
log.error(f'Unable to get duniterpy from file {self.input}: {e}')
|
|
|
|
exit(2)
|
|
log.debug("keygen.duniterpy.seed: %s" % self.duniterpy.seed)
|
|
|
|
def duniterpy_from_mnemonic(self):
|
|
log.debug("keygen.duniterpy_from_mnemonic()")
|
|
try:
|
|
scrypt_params = duniterpy.key.scrypt_params.ScryptParams(
|
|
int(self.config.get('scrypt', 'n')) if self.config.has_option('scrypt', 'n') else 4096,
|
|
int(self.config.get('scrypt', 'r')) if self.config.has_option('scrypt', 'r') else 16,
|
|
int(self.config.get('scrypt', 'p')) if self.config.has_option('scrypt', 'p') else 1,
|
|
int(self.config.get('scrypt', 'sl')) if self.config.has_option('scrypt', 'sl') else 32,
|
|
)
|
|
self.duniterpy = duniterpy.key.SigningKey.from_dubp_mnemonic(
|
|
self.username,
|
|
scrypt_params
|
|
)
|
|
except Exception as e:
|
|
log.error(f'Unable to get duniterpy from mnemonic: {e}')
|
|
|
|
exit(2)
|
|
log.debug("keygen.duniterpy.seed: %s" % self.duniterpy.seed)
|
|
|
|
def ed25519(self, args):
|
|
log.debug("keygen.ed25519(%s)" % args)
|
|
if args.gpg:
|
|
self.ed25519_from_gpg()
|
|
else:
|
|
if self.input:
|
|
self.duniterpy_from_file()
|
|
else:
|
|
if self.mnemonic:
|
|
self.duniterpy_from_mnemonic()
|
|
else:
|
|
self.duniterpy_from_credentials()
|
|
self.ed25519_from_duniterpy()
|
|
|
|
def ed25519_from_duniterpy(self):
|
|
log.debug("keygen.ed25519_from_duniterpy()")
|
|
try:
|
|
self.ed25519_seed_bytes_from_duniterpy()
|
|
self.ed25519_from_seed_bytes()
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 from duniterpy: {e}')
|
|
|
|
exit(2)
|
|
|
|
def ed25519_from_gpg(self):
|
|
log.debug("keygen.ed25519_from_gpg()")
|
|
try:
|
|
self.pgpy_from_gpg()
|
|
self.ed25519_from_pgpy()
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 from pgp: {e}')
|
|
|
|
exit(2)
|
|
|
|
def ed25519_from_pgpy(self):
|
|
log.debug("keygen.ed25519_from_pgpy()")
|
|
try:
|
|
log.debug("keygen.pgpy.fingerprint.keyid=%s" % self.pgpy.fingerprint.keyid)
|
|
log.debug("keygen.pgpy.is_protected=%s" % self.pgpy.is_protected)
|
|
if self.pgpy.is_protected:
|
|
if not self.password:
|
|
with pynentry.PynEntry() as p:
|
|
p.description = f"""The exported pgp key id "{self.pgpy.fingerprint.keyid}" of user "{self.username}" is password protected.
|
|
Please enter the passphrase again to unlock it.
|
|
"""
|
|
p.prompt = 'Passphrase:'
|
|
try:
|
|
self.password = p.get_pin()
|
|
except pynentry.PinEntryCancelled:
|
|
log.warning('Cancelled! Goodbye.')
|
|
|
|
exit(1)
|
|
try:
|
|
with warnings.catch_warnings():
|
|
# remove CryptographyDeprecationWarning about deprecated
|
|
# SymmetricKeyAlgorithm IDEA, CAST5 and Blowfish (PGPy v0.5.4)
|
|
warnings.simplefilter('ignore')
|
|
with self.pgpy.unlock(self.password):
|
|
assert self.pgpy.is_unlocked
|
|
log.debug("keygen.pgpy.is_unlocked=%s" % self.pgpy.is_unlocked)
|
|
self.ed25519_seed_bytes_from_pgpy()
|
|
except Exception as e:
|
|
log.error(f"""Unable to unlock pgp secret key id "{self.pgpy.fingerprint.keyid}" of user "{self.username}": {e}""")
|
|
|
|
exit(2)
|
|
else:
|
|
self.ed25519_seed_bytes_from_pgpy()
|
|
self.ed25519_from_seed_bytes()
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 seed bytes from pgpy: {e}')
|
|
|
|
exit(2)
|
|
|
|
def ed25519_from_seed_bytes(self):
|
|
log.debug("keygen.ed25519_from_seed_bytes()")
|
|
try:
|
|
self.ed25519_public_bytes, self.ed25519_secret_bytes = nacl.bindings.crypto_sign_seed_keypair(self.ed25519_seed_bytes)
|
|
self.ed25519 = ed25519.Ed25519PrivateKey.from_private_bytes(self.ed25519_seed_bytes)
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 from seed bytes: {e}')
|
|
|
|
exit(2)
|
|
log.debug("keygen.ed25519_public_bytes=%s" % self.ed25519_public_bytes)
|
|
log.debug("keygen.ed25519_secret_bytes=%s" % self.ed25519_secret_bytes)
|
|
|
|
def ed25519_seed_bytes_from_duniterpy(self):
|
|
log.debug("keygen.ed25519_seed_bytes_from_duniterpy()")
|
|
try:
|
|
self.ed25519_seed_bytes = self.duniterpy.sk[:32]
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 seed bytes from duniterpy: {e}')
|
|
|
|
exit(2)
|
|
log.debug("keygen.ed25519_seed_bytes=%s" % self.ed25519_seed_bytes)
|
|
|
|
def ed25519_seed_bytes_from_jwk(self):
|
|
log.debug("keygen.ed25519_seed_bytes_from_jwk()")
|
|
try:
|
|
self.ed25519_seed_bytes = self.jwk._okp_pri().private_bytes(encoding=serialization.Encoding.Raw, format=serialization.PrivateFormat.Raw, encryption_algorithm=serialization.NoEncryption())
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 seed bytes from jwk: {e}')
|
|
|
|
exit(2)
|
|
|
|
def ed25519_seed_bytes_from_pem(self, pem):
|
|
log.debug("keygen.ed25519_seed_bytes_from_pem()")
|
|
try:
|
|
self.ed25519_seed_bytes = serialization.load_pem_private_key(pem, password=None).private_bytes(encoding=serialization.Encoding.Raw, format=serialization.PrivateFormat.Raw, encryption_algorithm=serialization.NoEncryption())
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 seed bytes from pem: {e}')
|
|
|
|
exit(2)
|
|
|
|
def ed25519_seed_bytes_from_pgpy(self):
|
|
log.debug("keygen.ed25519_seed_bytes_from_pgpy()")
|
|
try:
|
|
self.pgpy_key_type()
|
|
if self.pgpy_key_type == 'RSA':
|
|
log.debug("keygen.pgpy._key.keymaterial.p=%s" % self.pgpy._key.keymaterial.p)
|
|
log.debug("keygen.pgpy._key.keymaterial.q=%s" % self.pgpy._key.keymaterial.q)
|
|
# custom seed: use sha256 hash of (p + q)
|
|
self.ed25519_seed_bytes = nacl.bindings.crypto_hash_sha256(long_to_bytes(self.pgpy._key.keymaterial.p + self.pgpy._key.keymaterial.q))
|
|
elif self.pgpy_key_type in ('ECDSA', 'EdDSA', 'ECDH'):
|
|
log.debug("keygen.pgpy._key.keymaterial.s=%s" % self.pgpy._key.keymaterial.s)
|
|
self.ed25519_seed_bytes = long_to_bytes(self.pgpy._key.keymaterial.s)
|
|
else:
|
|
raise NotImplementedError(f"getting seed from {self.pgpy_key_type} key is not implemented")
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 seed bytes from pgpy: {e}')
|
|
|
|
exit(2)
|
|
log.debug("keygen.ed25519_seed_bytes=%s" % self.ed25519_seed_bytes)
|
|
|
|
def ed25519_seed_bytes_from_protobuf(self):
|
|
log.debug("keygen.ed25519_seed_bytes_from_protobuf()")
|
|
try:
|
|
self.ed25519_seed_bytes = self.ed25519_secret_protobuf.lstrip(b'\x08\x01\x12@')[:32]
|
|
except Exception as e:
|
|
log.error(f'Unable to get ed25519 seed bytes from protobuf: {e}')
|
|
|
|
exit(2)
|
|
log.debug("keygen.ed25519_seed_bytes=%s" % self.ed25519_seed_bytes)
|
|
|
|
def gpg_passphrase_cb(self, uid_hint, passphrase_info, prev_was_bad):
|
|
log.debug("keygen.gpg_passphrase_cb(%s, %s, %s)" % (uid_hint, passphrase_info, prev_was_bad))
|
|
return self.password
|
|
|
|
def jwk_from_ed25519(self):
|
|
log.debug("keygen.jwk_from_ed25519()")
|
|
try:
|
|
self.jwk = jwk.JWK.from_pyca(self.ed25519)
|
|
except Exception as e:
|
|
log.error(f'Unable to get jwk from ed25519: {e}')
|
|
|
|
exit(2)
|
|
|
|
def jwk_from_json(self, json):
|
|
log.debug("keygen.jwk_from_json()")
|
|
try:
|
|
self.jwk = jwk.JWK.from_json(json)
|
|
except Exception as e:
|
|
log.error(f'Unable to get jwk from json: {e}')
|
|
|
|
exit(2)
|
|
|
|
def pem_pkcs8_from_ed25519(self):
|
|
log.debug("keygen.pem_pkcs8_from_ed25519()")
|
|
try:
|
|
self.ed25519_secret_pem_pkcs8 = self.ed25519.private_bytes(encoding=serialization.Encoding.PEM, format=serialization.PrivateFormat.PKCS8, encryption_algorithm=serialization.NoEncryption()).decode('ascii')
|
|
except Exception as e:
|
|
log.error(f'Unable to get pem pkcs8 from ed25519: {e}')
|
|
|
|
exit(2)
|
|
log.debug("keygen.ed25519_secret_pem_pkcs8=%s" % self.ed25519_secret_pem_pkcs8)
|
|
|
|
def pgpy_from_gpg(self):
|
|
log.debug("keygen.pgpy_from_gpg()")
|
|
try:
|
|
self.gpg_seckeys = list(self.gpg.keylist(pattern=self.username, secret=True))
|
|
log.debug("keygen.gpg_seckeys=%s" % self.gpg_seckeys)
|
|
if not self.gpg_seckeys:
|
|
log.warning(f"""Unable to find any key matching username "{self.username}".""")
|
|
|
|
exit(1)
|
|
else:
|
|
self.gpg_seckey = self.gpg_seckeys[0]
|
|
log.info(f"""Found key id "{self.gpg_seckey.fpr}" matching username "{self.username}".""")
|
|
log.debug("keygen.gpg_seckey.expired=%s" % self.gpg_seckey.expired)
|
|
log.debug("keygen.gpg_seckey.fpr=%s" % self.gpg_seckey.fpr)
|
|
log.debug("keygen.gpg_seckey.revoked=%s" % self.gpg_seckey.revoked)
|
|
log.debug("keygen.gpg_seckey.uids=%s" % self.gpg_seckey.uids)
|
|
log.debug("keygen.gpg_seckey.owner_trust=%s" % self.gpg_seckey.owner_trust)
|
|
log.debug("keygen.gpg_seckey.last_update=%s" % self.gpg_seckey.last_update)
|
|
if self.password:
|
|
self.gpg.set_pinentry_mode(gpg.constants.PINENTRY_MODE_LOOPBACK)
|
|
self.pgp_public_armor = self.gpg.key_export(self.gpg_seckey.fpr)
|
|
self.pgp_secret_armor = self.gpg.key_export_secret(self.gpg_seckey.fpr)
|
|
log.debug("keygen.pgp_secret_armor=%s" % self.pgp_secret_armor)
|
|
if not self.pgp_secret_armor:
|
|
log.error(f"""Unable to export gpg secret key id "{self.gpg_seckey.fpr}" of user "{self.username}". Please check your password!""")
|
|
|
|
exit(2)
|
|
with warnings.catch_warnings():
|
|
# remove CryptographyDeprecationWarning about deprecated
|
|
# SymmetricKeyAlgorithm IDEA, CAST5 and Blowfish (PGPy v0.5.4)
|
|
warnings.simplefilter('ignore')
|
|
self.pgpy, _ = pgpy.PGPKey.from_blob(self.pgp_secret_armor)
|
|
except Exception as e:
|
|
log.error(f'Unable to get pgpy from gpg: {e}')
|
|
|
|
exit(2)
|
|
|
|
def pgpy_key_type(self):
|
|
log.debug("keygen.pgpy_key_type()")
|
|
if isinstance(self.pgpy._key.keymaterial, pgpy.packet.fields.RSAPriv):
|
|
self.pgpy_key_type = 'RSA'
|
|
elif isinstance(self.pgpy._key.keymaterial, pgpy.packet.fields.DSAPriv):
|
|
self.pgpy_key_type = 'DSA'
|
|
elif isinstance(self.pgpy._key.keymaterial, pgpy.packet.fields.ElGPriv):
|
|
self.pgpy_key_type = 'ElGamal'
|
|
elif isinstance(self.pgpy._key.keymaterial, pgpy.packet.fields.ECDSAPriv):
|
|
self.pgpy_key_type = 'ECDSA'
|
|
elif isinstance(self.pgpy._key.keymaterial, pgpy.packet.fields.EdDSAPriv):
|
|
self.pgpy_key_type = 'EdDSA'
|
|
elif isinstance(self.pgpy._key.keymaterial, pgpy.packet.fields.ECDHPriv):
|
|
self.pgpy_key_type = 'ECDH'
|
|
else:
|
|
self.pgpy_key_type = 'undefined'
|
|
log.debug("keygen.pgpy_key_type=%s" % self.pgpy_key_type)
|
|
|
|
def protobuf_from_ed25519(self):
|
|
# libp2p protobuf version 2
|
|
log.debug("keygen.protobuf_from_ed25519()")
|
|
try:
|
|
self.ed25519_public_protobuf = b'\x00$\x08\x01\x12 ' + self.ed25519_public_bytes
|
|
self.ed25519_secret_protobuf = b'\x08\x01\x12@' + self.ed25519_secret_bytes
|
|
except Exception as e:
|
|
log.error(f'Unable to get protobuf from ed25519: {e}')
|
|
|
|
exit(2)
|
|
log.debug("keygen.ed25519_public_protobuf=%s" % self.ed25519_public_protobuf)
|
|
log.debug("keygen.ed25519_secret_protobuf=%s" % self.ed25519_secret_protobuf)
|
|
|
|
##
|
|
# long_to_bytes comes from PyCrypto, which is released into Public Domain
|
|
# https://github.com/dlitz/pycrypto/blob/master/lib/Crypto/Util/number.py
|
|
def bytes_to_long(s):
|
|
"""bytes_to_long(string) : long
|
|
Convert a byte string to a long integer.
|
|
This is (essentially) the inverse of long_to_bytes().
|
|
"""
|
|
acc = 0
|
|
unpack = struct.unpack
|
|
length = len(s)
|
|
if length % 4:
|
|
extra = (4 - length % 4)
|
|
s = b'\000' * extra + s
|
|
length = length + extra
|
|
for i in range(0, length, 4):
|
|
acc = (acc << 32) + unpack('>I', s[i:i+4])[0]
|
|
return acc
|
|
|
|
def long_to_bytes(n, blocksize=0):
|
|
"""long_to_bytes(n:long, blocksize:int) : string
|
|
Convert a long integer to a byte string.
|
|
If optional blocksize is given and greater than zero, pad the front of the
|
|
byte string with binary zeros so that the length is a multiple of
|
|
blocksize.
|
|
"""
|
|
# after much testing, this algorithm was deemed to be the fastest
|
|
s = b''
|
|
n = int(n)
|
|
pack = struct.pack
|
|
while n > 0:
|
|
s = pack('>I', n & 0xffffffff) + s
|
|
n = n >> 32
|
|
# strip off leading zeros
|
|
for i in range(len(s)):
|
|
if s[i] != b'\000'[0]:
|
|
break
|
|
else:
|
|
# only happens when n == 0
|
|
s = b'\000'
|
|
i = 0
|
|
s = s[i:]
|
|
# add back some pad bytes. this could be done more efficiently w.r.t. the
|
|
# de-padding being done above, but sigh...
|
|
if blocksize > 0 and len(s) % blocksize:
|
|
s = (blocksize - len(s) % blocksize) * b'\000' + s
|
|
return s
|
|
|
|
def main(argv=None):
|
|
if argv is None:
|
|
argv = sys.argv[1:]
|
|
|
|
cli = keygen()
|
|
return cli._run(argv)
|
|
|
|
def version(version=__version__):
|
|
print("%s v%s" % (sys.argv[0],version))
|
|
|
|
if __name__ == "__main__":
|
|
sys.exit(main())
|