diff --git a/keygen b/keygen index 00b97d8..d33e573 100755 --- a/keygen +++ b/keygen @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # link: https://git.p2p.legal/aya/dpgpid/ -# desc: generate ed25519 keys suitable for duniter or ipfs +# desc: generate ed25519 keys for duniter and ipfs from gpg # Copyleft 2022 Yann Autissier # all crypto science belongs to Pascal Engélibert @@ -27,51 +27,84 @@ import argparse import base58 import base64 import configparser -import crypto_pb2 -import cryptography.hazmat.primitives.asymmetric.ed25519 as ed25519 +from cryptography.hazmat.primitives.asymmetric import ed25519 from cryptography.hazmat.primitives import serialization import duniterpy.key import gpg +from jwcrypto import jwk +import logging as log import nacl.bindings import nacl.encoding import pgpy -import logging as log +import pynentry +from SecureBytes import clearmem import os import re import struct import sys import time +import warnings -__version__='0.0.1' +__version__='0.0.5' class keygen: def __init__(self): - self.parser = argparse.ArgumentParser() + self.parser = argparse.ArgumentParser(description=""" + Generate ed25519 keys for duniter and ipfs from gpg. + It converts a gpg key, a duniter username/password, or any ed25519 key to + a duniter wallet or an IPFS key.""") self.parser.add_argument( "-d", "--debug", action="store_true", - help="show debug informations", + help="show debug informations (WARNING: including SECRET KEY)", ) self.parser.add_argument( - "-i", - "--input", - dest="input", + "-f", + "--format", + choices=['ewif', 'jwk', 'nacl','pb2','pem','pubsec','seed','wif'], default=None, - help="read public and secret keys in pubsec format from file INPUT", + dest="format", + help="output file format, default: pem (pkcs8)", ) self.parser.add_argument( "-g", "--gpg", action="store_true", - help="use gpg key from user id matched by username option as input", + help="use gpg key with uid matched by username", + ) + self.parser.add_argument( + "-i", + "--input", + dest="input", + help="read ed25519 key from file FILE, autodetect format: {credentials,ewif,jwk,nacl,mnemonic,pb2,pubsec,seed,wif}", + metavar='FILE', + ) + self.parser.add_argument( + "-k", + "--keys", + action="store_true", + help="show public and secret keys", + ) + self.parser.add_argument( + "-m", + "--mnemonic", + action="store_true", + help="use username as a DUBP mnemonic passphrase", ) self.parser.add_argument( "-o", "--output", dest="output", default=None, - help="write public and secret keys to file OUTPUT", + help="write ed25519 key to file FILE", + metavar='FILE', + ) + self.parser.add_argument( + "-p", + "--prefix", + action="store_true", + help="prefix output text with key type", ) self.parser.add_argument( "-q", @@ -80,11 +113,18 @@ class keygen: help="show only errors", ) self.parser.add_argument( + "-s", + "--secret", + action="store_true", + help="show only secret key", + ) + self.parser.add_argument( "-t", "--type", + choices=['b58mh','b64mh','base58','base64','duniter','ipfs','jwk'], + default="base58", dest="type", - default="ipfs", - help="output key type : [ duniter | ipfs ]", + help="output text format, default: base58", ) self.parser.add_argument( "-v", @@ -107,219 +147,163 @@ class keygen: ) def _check_args(self, args): - log.debug("def keygen._check_args(self, args)") - log.debug("self.username=%s" % self.username) - log.debug("self.password=%s" % self.password) - if self.input is None: - if self.password is None: - if self.username is None or args.gpg is False: - self.parser.error(f"keygen requires an input file or username and password args") + log.debug("keygen._check_args(%s)" % args) + if self.input is None and self.username is None: + self.parser.error('keygen requires an input file or a username') + + def _cleanup(self): + log.debug("keygen._cleanup()") + if hasattr(self, 'duniterpy'): + if hasattr(self.duniterpy, 'seed') and self.duniterpy.seed: + clearmem(self.duniterpy.seed) + log.debug("cleared: keygen.duniterpy.seed") + if hasattr(self.duniterpy, 'sk') and self.duniterpy.sk: + clearmem(self.duniterpy.sk) + log.debug("cleared: keygen.duniterpy.sk") + if hasattr(self, 'ed25519_secret_base58') and self.ed25519_secret_base58: + clearmem(self.ed25519_secret_base58) + log.debug("cleared: keygen.ed25519_secret_base58") + if hasattr(self, 'ed25519_secret_base64') and self.ed25519_secret_base64: + clearmem(self.ed25519_secret_base64) + log.debug("cleared: keygen.ed25519_secret_base64") + if hasattr(self, 'ed25519_secret_bytes') and self.ed25519_secret_bytes: + clearmem(self.ed25519_secret_bytes) + log.debug("cleared: keygen.ed25519_secret_bytes") + if hasattr(self, 'ed25519_secret_pem_pkcs8') and self.ed25519_secret_pem_pkcs8: + clearmem(self.ed25519_secret_pem_pkcs8) + log.debug("cleared: keygen.ed25515_secret_pem_pkcs8") + if hasattr(self, 'ed25519_secret_protobuf') and self.ed25519_secret_protobuf: + clearmem(self.ed25519_secret_protobuf) + log.debug("cleared: keygen.ed25515_secret_protobuf") + if hasattr(self, 'ed25519_seed_bytes') and self.ed25519_seed_bytes: + clearmem(self.ed25519_seed_bytes) + log.debug("cleared: keygen.ed25519_seed_bytes") + if hasattr(self, 'ipfs_privkey') and self.ipfs_privkey: + clearmem(self.ipfs_privkey) + log.debug("cleared: keygen.ipfs_privkey") + if hasattr(self, 'jwk'): + if hasattr(self.jwk, 'd') and self.jwk.d: + clearmem(self.jwk.d) + log.debug("cleared: keygen.jwk.d") + if hasattr(self, 'password') and self.password: + clearmem(self.password) + log.debug("cleared: keygen.password") + if hasattr(self, 'pgp_secret_armor') and self.pgp_secret_armor: + clearmem(self.pgp_secret_armor) + log.debug("cleared: keygen.pgp_secret_armor") + if hasattr(self, 'pgpy'): + if hasattr(self.pgpy._key.keymaterial, 'p') and self.pgpy._key.keymaterial.p and not isinstance(self.pgpy._key.keymaterial.p, pgpy.packet.fields.ECPoint): + clearmem(self.pgpy._key.keymaterial.p) + log.debug("cleared: keygen.pgpy._key.material.p") + if hasattr(self.pgpy._key.keymaterial, 'q') and self.pgpy._key.keymaterial.q: + clearmem(self.pgpy._key.keymaterial.q) + log.debug("cleared: keygen.pgpy._key.material.q") + if hasattr(self.pgpy._key.keymaterial, 's') and self.pgpy._key.keymaterial.s: + clearmem(self.pgpy._key.keymaterial.s) + log.debug("cleared: keygen.pgpy._key.material.s") + if hasattr(self, 'username') and self.username: + clearmem(self.username) + log.debug("cleared: keygen.username") def _invalid_type(self): - log.debug("def keygen._invalid_type(self)") - self.parser.error(f"type: {self.type} is not valid.") + log.debug("keygen._invalid_type()") + self.parser.error(f"type {self.type} is not valid.") def _load_config(self): - log.debug("def keygen._load_config(self)") + log.debug("keygen._load_config()") self.config = configparser.RawConfigParser() config_dir = os.path.join(os.environ.get('XDG_CONFIG_HOME', os.path.expanduser('~/.config')), 'dpgpid') log.debug("config_dir=%s" % config_dir) self.config.read( [config_dir + '/keygen.conf'] ) - def base58_from_ed25519(self): - log.debug("def keygen.base58_from_ed25519(self)") - self.base58_public_key = base58.b58encode(self.ed25519_public_bytes).decode('ascii') - self.base58_secret_key = base58.b58encode(self.ed25519_secret_bytes).decode('ascii') - log.debug("self.base58_public_key=%s" % self.base58_public_key) - log.debug("self.base58_secret_key=%s" % self.base58_secret_key) - - def base58_from_pubsec(self): - log.debug("def keygen.base58_from_pubsec(self)") - for line in open(self.input, "r"): - if re.search("pub", line): - self.base58_public_key = line.replace('\n','').split(': ')[1] - elif re.search("sec", line): - self.base58_secret_key = line.replace('\n','').split(': ')[1] - - def do_duniter(self): - log.debug("def keygen.do_duniter(self)") - self.base58_from_ed25519() + def _output(self, public_key, secret_key, public_key_prefix, secret_key_prefix): + log.debug("keygen._output()") if self.output is None: - print("pub: %s" % self.base58_public_key) - print("sec: %s" % self.base58_secret_key) + self._output_text(public_key, secret_key, public_key_prefix, secret_key_prefix) else: - with open(self.output, "w") as fh: - fh.write(f"""Type: PubSec -Version: 1 -pub: {self.base58_public_key} -sec: {self.base58_secret_key} -""" - ) + self._output_file() os.chmod(self.output, 0o600) + self._cleanup() - def do_ipfs(self): - log.debug("def keygen.do_ipfs(self)") - self.ipfs_from_ed25519() - if self.output is None: - print("PeerID: %s" % self.ipfs_peerid) - print("PrivKEY: %s" % self.ipfs_privkey) - else: - # with open(self.output, "wb") as fh: - # fh.write(self.ipfs_libp2p_protobuf_key) - with open(self.output, "w") as fh: - fh.write(self.ed25519_secret_pem_pkcs8) - os.chmod(self.output, 0o600) + def _output_file(self): + log.debug("keygen._output_file()") + try: + if self.format == 'dewif': + if not hasattr(self, 'duniterpy'): + self.duniterpy_from_ed25519_seed_bytes() + if not self.password: + with pynentry.PynEntry() as p: + p.description = f"""Data in DEWIF file needs to be encrypted. + Please enter a password to encrypt seed. + """ + p.prompt = 'Passphrase:' + try: + self.password = p.get_pin() + except pynentry.PinEntryCancelled: + log.warning('Cancelled! Goodbye.') + self._cleanup() + exit(1) + self.duniterpy.save_dewif_v1_file(self.output, self.password) + elif self.format == 'ewif': + if not hasattr(self, 'duniterpy'): + self.duniterpy_from_ed25519_seed_bytes() + if not self.password: + with pynentry.PynEntry() as p: + p.description = f"""Data in EWIF file needs to be encrypted. + Please enter a password to encrypt seed. + """ + p.prompt = 'Passphrase:' + try: + self.password = p.get_pin() + except pynentry.PinEntryCancelled: + log.warning('Cancelled! Goodbye.') + self._cleanup() + exit(1) + self.duniterpy.save_ewif_file(self.output, self.password) + elif self.format == 'jwk': + if not hasattr(self, 'jwk'): + self.jwk_from_ed25519() + with open(self.output, "w") as file: + file.write(self.jwk.export()) + elif self.format == 'nacl': + if not hasattr(self, 'duniterpy'): + self.duniterpy_from_ed25519_seed_bytes() + self.duniterpy.save_private_key(self.output) + elif self.format == 'pb2': + if not hasattr(self, 'ed25519_secret_protobuf'): + self.protobuf_from_ed25519() + with open(self.output, "wb") as file: + file.write(self.ed25519_secret_protobuf) + elif self.format == 'pubsec': + if not hasattr(self, 'duniterpy'): + self.duniterpy_from_ed25519_seed_bytes() + self.duniterpy.save_pubsec_file(self.output) + elif self.format == 'seed': + if not hasattr(self, 'duniterpy'): + self.duniterpy_from_ed25519_seed_bytes() + self.duniterpy.save_seedhex_file(self.output) + elif self.format == 'wif': + if not hasattr(self, 'duniterpy'): + self.duniterpy_from_ed25519_seed_bytes() + self.duniterpy.save_wif_file(self.output) + else: + if not hasattr(self, 'ed25519_secret_pem_pkcs8'): + self.pem_pkcs8_from_ed25519() + with open(self.output, "w") as file: + file.write(self.ed25519_secret_pem_pkcs8) + except Exception as e: + log.error(f'Unable to output file {self.output}: {e}') + self._cleanup() + exit(2) - def duniterpy_from_salt_and_password(self): - log.debug("def keygen.duniterpy_from_salt_and_password(self)") - 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_credentials( - self.username, - self.password, - scrypt_params - ) + def _output_text(self, public_key, secret_key, public_key_prefix, secret_key_prefix): + log.debug("keygen._output_text()") + if self.keys or not self.secret: + print("%s" % ''.join([self.prefix * public_key_prefix, public_key])) + if self.keys or self.secret: + print("%s" % ''.join([self.prefix * secret_key_prefix, secret_key])) - def ed25519(self, args): - log.debug("def keygen.ed25519(self, args)") - if args.gpg is True: - self.ed25519_from_gpg() - elif self.input is None: - self.duniterpy_from_salt_and_password() - self.ed25519_from_duniterpy() - else: - self.base58_from_pubsec() - self.ed25519_from_base58() - - def ed25519_from_base58(self): - log.debug("def keygen.ed25519_from_base58(self)") - self.ed25519_public_bytes = base58.b58decode(self.base58_public_key) - self.ed25519_secret_bytes = base58.b58decode(self.base58_secret_key) - log.debug("self.ed25519_public_bytes=%s" % self.ed25519_public_bytes) - log.debug("self.ed25519_secret_bytes=%s" % self.ed25519_secret_bytes) - - def ed25519_from_duniterpy(self): - log.debug("def keygen.ed25519_from_duniterpy(self)") - self.ed25519_public_bytes = base58.b58decode(self.duniterpy.pubkey) - self.ed25519_secret_bytes = self.duniterpy.sk - log.debug("self.ed25519_public_bytes=%s" % self.ed25519_public_bytes) - log.debug("self.ed25519_secret_bytes=%s" % self.ed25519_secret_bytes) - - def ed25519_from_gpg(self): - log.debug("def keygen.ed25519_from_gpg(self)") - self.gpg_pubkeys = list(self.gpg.keylist(pattern=self.username, secret=False)) - self.gpg_seckeys = list(self.gpg.keylist(pattern=self.username, secret=True)) - log.debug("self.gpg_pubkeys=%s" % self.gpg_pubkeys) - log.debug("self.gpg_seckeys=%s" % self.gpg_seckeys) - self.gpg_seckey = self.gpg_seckeys[0] - log.debug("self.gpg_seckey.fpr=%s" % self.gpg_seckey.fpr) - log.debug("self.gpg_seckey.key=%s" % self.gpg_seckey.__repr__) - self.armored_pgp_public_key = self.gpg.key_export(self.gpg_seckey.fpr) - self.armored_pgp_secret_key = self.gpg.key_export_secret(self.gpg_seckey.fpr) - log.debug("self.armored_pgp_public_key=%s" % self.armored_pgp_public_key) - log.debug("self.armored_pgp_secret_key=%s" % self.armored_pgp_secret_key) - self.pgpy, _ = pgpy.PGPKey.from_blob(self.armored_pgp_secret_key) - log.debug("self.pgpy.fingerprint.keyid=%s" % self.pgpy.fingerprint.keyid) - self.ed25519_from_pgpy() - - def ed25519_from_pgpy(self): - log.debug("def keygen.ed25519_from_pgpy(self)") - self.pgpy_key_seed() - self.ed25519_public_bytes, self.ed25519_secret_bytes = nacl.bindings.crypto_sign_seed_keypair(self.pgpy_key_seed) - log.debug("self.ed25519_public_bytes=%s" % self.ed25519_public_bytes) - log.debug("self.ed25519_secret_bytes=%s" % self.ed25519_secret_bytes) - - def ipfs_from_ed25519(self): - log.debug("def keygen.ipfs_from_ed25519(self)") - - # PeerID - ipfs_pid = base58.b58encode(b'\x00$\x08\x01\x12 ' + self.ed25519_public_bytes) - self.ipfs_peerid = ipfs_pid.decode('ascii') - log.debug("self.ipfs_peerid=%s" % self.ipfs_peerid) - - # PrivKey - pkey = crypto_pb2.PrivateKey() - pkey.Type = crypto_pb2.KeyType.Ed25519 - pkey.Data = self.ed25519_secret_bytes - self.ipfs_privkey = base64.b64encode(pkey.SerializeToString()).decode('ascii') - log.debug("self.ipfs_privkey=%s" % self.ipfs_privkey) - - # libp2p-protobuf-cleartext format for ipfs key import - self.ipfs_libp2p_protobuf_key = pkey.SerializeToString() - - # pem-pkcs8-cleartext format for ipfs key import - self.pem_pkcs8_from_ed25519() - - def pem_pkcs8_from_ed25519(self): - log.debug("def keygen.pem_pkcs8_from_ed25519(self)") - - self.ed25519_secret_pem_pkcs8 = ed25519.Ed25519PrivateKey.from_private_bytes(self.ed25519_secret_bytes[:32]).private_bytes(encoding=serialization.Encoding.PEM, format=serialization.PrivateFormat.PKCS8, encryption_algorithm=serialization.NoEncryption()).decode('ascii') - log.debug("self.ed25519_secret_pem_pkcs8=%s" % self.ed25519_secret_pem_pkcs8) - - def pgpy_key_flags(self): - log.debug("def keygen.pgpy_key_flags(self)") - flags = [] - strs = {pgpy.constants.KeyFlags.Certify : 'C', - pgpy.constants.KeyFlags.Sign : 'S', - pgpy.constants.KeyFlags.EncryptCommunications : 'E', - pgpy.constants.KeyFlags.Authentication : 'A'} - for sig in self.pgpy.self_signatures: - if not sig.is_expired: - flags += sig.key_flags - self.pgpy_key_flags = "".join(strs.get(flag, '') for flag in flags) - - def pgpy_key_seed(self): - log.debug("def keygen.pgpy_key_seed(self)") - self.pgpy_key_type() - # todo : unlock password protected key - # assert self.pgpy.is_unlocked - if self.pgpy_key_type == 'RSA': - log.debug("self.pgpy._key.keymaterial.p=%s" % self.pgpy._key.keymaterial.p) - log.debug("self.pgpy._key.keymaterial.q=%s" % self.pgpy._key.keymaterial.q) - # custom seed: use sha256 hash of (p + q) - self.pgpy_key_seed = nacl.bindings.crypto_hash_sha256(long_to_bytes(self.pgpy._key.keymaterial.p + self.pgpy._key.keymaterial.q)) - p = long_to_bytes(self.pgpy._key.keymaterial.p) - q = long_to_bytes(self.pgpy._key.keymaterial.q) - self.pgpy_key_value = "".join([f"{c:02x}" for c in p]) + "".join([f"{c:02x}" for c in q]) - self.pgpy_key_size = (len(p) + len(q)) * 8 - log.debug("self.pgpy_key_seed=%s" % self.pgpy_key_seed) - log.debug("self.pgpy_key_value=%s" % self.pgpy_key_value) - log.debug("self.pgpy_key_size=%s" % self.pgpy_key_size) - log.debug("self.pgpy._key.keymaterial.encbytes=%s" % self.pgpy._key.keymaterial.encbytes) - elif self.pgpy_key_type in ('ECDSA', 'EdDSA', 'ECDH'): - log.debug("self.pgpy._key.keymaterial.s=%s" % self.pgpy._key.keymaterial.s) - self.pgpy_key_seed = long_to_bytes(self.pgpy._key.keymaterial.s) - self.pgpy_key_value = "".join([f"{c:02x}" for c in self.pgpy_key_seed]) - self.pgpy_key_size = len(self.pgpy_key_seed)*8 - log.debug("self.pgpy_key_seed=%s" % self.pgpy_key_seed) - log.debug("self.pgpy_key_value=%s" % self.pgpy_key_value) - log.debug("self.pgpy_key_size=%s" % self.pgpy_key_size) - else: - raise NotImplementedError(f"Get seed from {self.pgpy_key_type} key is not supported") - - def pgpy_key_type(self): - log.debug("def keygen.pgpy_key_type(self)") - 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("self.pgpy_key_type=%s" % self.pgpy_key_type) - - def run(self, argv): + def _run(self, argv): args = self.parser.parse_args(argv) vars(self).update(vars(args)) @@ -340,18 +324,519 @@ sec: {self.base58_secret_key} else: log_level='WARNING' log.basicConfig(format=log_format, datefmt=log_datefmt, level=log_level) + log.debug("keygen.run(%s)" % argv) self._check_args(args) self._load_config() - # self.gpg = gpg.Context(armor=True, offline=True, homedir=GNUPGHOME) self.gpg = gpg.Context(armor=True, offline=True) + self.gpg.set_passphrase_cb(self.gpg_passphrase_cb) self.ed25519(args) method = getattr(self, f'do_{self.type}', self._invalid_type) return method() + def b58mh_from_protobuf(self): + log.debug("keygen.b58mh_from_protobuf()") + try: + self.ed25519_public_b58mh = base58.b58encode(self.ed25519_public_protobuf).decode('ascii') + self.ed25519_secret_b58mh = base58.b58encode(self.ed25519_secret_protobuf).decode('ascii') + except Exception as e: + log.error(f'Unable to get b58mh from protobuf: {e}') + self._cleanup() + exit(2) + log.debug("keygen.ed25519_public_b58mh=%s" % self.ed25519_public_b58mh) + log.debug("keygen.ed25519_secret_b58mh=%s" % self.ed25519_secret_b58mh) + + def b64mh_from_protobuf(self): + log.debug("keygen.b64mh_from_protobuf()") + try: + self.ed25519_public_b64mh = base64.b64encode(self.ed25519_public_protobuf).decode('ascii') + self.ed25519_secret_b64mh = base64.b64encode(self.ed25519_secret_protobuf).decode('ascii') + except Exception as e: + log.error(f'Unable to get b64mh from protobuf: {e}') + self._cleanup() + exit(2) + log.debug("keygen.ed25519_public_b64mh=%s" % self.ed25519_public_b64mh) + log.debug("keygen.ed25519_secret_b64mh=%s" % self.ed25519_secret_b64mh) + + def base58_from_ed25519(self): + log.debug("keygen.base58_from_ed25519()") + try: + self.ed25519_public_base58 = base58.b58encode(self.ed25519_public_bytes).decode('ascii') + self.ed25519_secret_base58 = base58.b58encode(self.ed25519_secret_bytes).decode('ascii') + except Exception as e: + log.error(f'Unable to get base58 from ed25519: {e}') + self._cleanup() + exit(2) + log.debug("keygen.ed25519_public_base58=%s" % self.ed25519_public_base58) + log.debug("keygen.ed25519_secret_base58=%s" % self.ed25519_secret_base58) + + def base64_from_ed25519(self): + log.debug("keygen.base64_from_ed25519()") + try: + self.ed25519_public_base64 = base64.b64encode(self.ed25519_public_bytes).decode('ascii') + self.ed25519_secret_base64 = base64.b64encode(self.ed25519_secret_bytes).decode('ascii') + except Exception as e: + log.error(f'Unable to get base64 from ed25519: {e}') + self._cleanup() + exit(2) + log.debug("keygen.ed25519_public_base64=%s" % self.ed25519_public_base64) + log.debug("keygen.ed25519_secret_base64=%s" % self.ed25519_secret_base64) + + def do_b58mh(self): + log.debug("keygen.do_b58mh()") + self.protobuf_from_ed25519() + self.b58mh_from_protobuf() + self._output(self.ed25519_public_b58mh, self.ed25519_secret_b58mh, 'pub: ', 'sec: ') + + def do_b64mh(self): + log.debug("keygen.do_b64mh()") + self.protobuf_from_ed25519() + self.b64mh_from_protobuf() + self._output(self.ed25519_public_b64mh, self.ed25519_secret_b64mh, 'pub: ', 'sec: ') + + def do_base58(self): + log.debug("keygen.do_base58()") + self.base58_from_ed25519() + self._output(self.ed25519_public_base58, self.ed25519_secret_base58, 'pub: ', 'sec: ') + + def do_base64(self): + log.debug("keygen.do_base64()") + self.base64_from_ed25519() + self._output(self.ed25519_public_base64, self.ed25519_secret_base64, 'pub: ', 'sec: ') + + def do_duniter(self): + log.debug("keygen.do_duniter()") + if not self.format: + self.format = 'pubsec' + self.base58_from_ed25519() + self._output(self.ed25519_public_base58, self.ed25519_secret_base58, 'pub: ', 'sec: ') + + def do_ipfs(self): + log.debug("keygen.do_ipfs()") + self.protobuf_from_ed25519() + self.b58mh_from_protobuf() + self.b64mh_from_protobuf() + self._output(self.ed25519_public_b58mh, self.ed25519_secret_b64mh, 'PeerID: ', 'PrivKEY: ') + + def do_jwk(self): + log.debug("keygen.do_jwk()") + self.jwk_from_ed25519() + self._output(self.jwk.export_public(), self.jwk.export_private(), 'pub: ', 'sec: ') + + def duniterpy_from_credentials(self): + log.debug("keygen.duniterpy_from_credentials()") + 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, + ) + if not self.password: + with pynentry.PynEntry() as p: + p.description = f"""Please enter the passord for username "{self.username}".""" + p.prompt = 'Passsord:' + try: + self.password = p.get_pin() + except pynentry.PinEntryCancelled: + log.warning('Cancelled! Goodbye.') + self._cleanup() + exit(1) + self.duniterpy = duniterpy.key.SigningKey.from_credentials( + self.username, + self.password, + scrypt_params + ) + except Exception as e: + log.error(f'Unable to get duniter from credentials: {e}') + self._cleanup() + exit(2) + log.debug("keygen.duniterpy.seed: %s" % self.duniterpy.seed) + + def duniterpy_from_ed25519_seed_bytes(self): + log.debug("keygen.duniterpy_from_ed25519_seed_bytes()") + try: + self.duniterpy = duniterpy.key.SigningKey(self.ed25519_seed_bytes) + except Exception as e: + log.error(f'Unable to get duniterpy from ed25519 seed bytes: {e}') + self._cleanup() + exit(2) + log.debug("keygen.duniterpy.seed: %s" % self.duniterpy.seed) + + def duniterpy_from_file(self): + log.debug("keygen.duniterpy_from_file()") + try: + with open(self.input, 'r') as file: + lines = file.readlines() + if len(lines) > 0: + line = lines[0].strip() + regex_ewif = re.compile('^Type: EWIF$') + regex_jwk = re.compile('^\\s*{\\s*"crv":\\s*"Ed25519",\\s*"d":\\s*"(.)+",\\s*"kty":\\s*"OKP",\\s*"x":\\s*"(.)+"\\s*}') + 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*}') + regex_pem = re.compile('^-----BEGIN PRIVATE KEY-----$') + regex_pubsec = re.compile('^Type: PubSec$') + regex_seed = re.compile('^[0-9a-fA-F]{64}$') + regex_ssb = re.compile('\\s*{\\s*"curve":\\s*"ed25519",\\s*"public":\\s*"(.+)\\.ed25519",\\s*"private":\\s*"(.+)\\.ed25519",\\s*"id":\\s*"@(.+).ed25519"\\s*}') + regex_wif = re.compile('^Type: WIF$') + if re.search(regex_ewif, line): + log.info("input file format detected: ewif") + if not self.password: + with pynentry.PynEntry() as p: + p.description = f"""Data in EWIF 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.') + self._cleanup() + 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.') + self._cleanup() + 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}') + self._cleanup() + exit(2) + except Exception as e: + log.error(f'Unable to get duniterpy from file {self.input}: {e}') + self._cleanup() + 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}') + self._cleanup() + 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: + log.error(f'Unable to get ed25519 from duniterpy: {e}') + self._cleanup() + 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}') + self._cleanup() + 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.') + self._cleanup() + 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}""") + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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}".""") + self._cleanup() + 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!""") + self._cleanup() + 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}') + self._cleanup() + 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}') + self._cleanup() + 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. @@ -402,7 +887,7 @@ def main(argv=None): argv = sys.argv[1:] cli = keygen() - return cli.run(argv) + return cli._run(argv) def version(version=__version__): print("%s v%s" % (sys.argv[0],version))