dpgpid/key/__init__.py

582 lines
26 KiB
Python
Raw Normal View History

2022-10-08 05:14:20 +02:00
#!/usr/bin/env python3
# link: https://git.p2p.legal/aya/dpgpid/
# desc: dpgpid builds a decentralized gpg world of trust with did over ipfs
# Copyleft 2022 Yann Autissier <aya@asycn.io>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
from cryptography.hazmat.primitives import serialization
from jwcrypto.jwk import JWK
2022-10-08 12:51:28 +02:00
from SecureBytes import clearmem
2022-10-08 05:14:20 +02:00
import base36
import base58
import base64
import duniterpy.key
import gpg
import logging as log
import pgpy
import pynentry
import re
import warnings
def from_args(args, config):
log.debug("key.from_args(%s, %s)" % (args, config))
from key import ed25519
if args.gpg:
2022-10-08 12:51:28 +02:00
_gpg = gpg.Context(armor=True, offline=True)
return from_gpg(_gpg, args.username[0], args.password)
2022-10-08 05:14:20 +02:00
else:
scrypt_params = duniterpy.key.scrypt_params.ScryptParams(
int(config.get('scrypt', 'n')) if config and config.has_option('scrypt', 'n') else 4096,
int(config.get('scrypt', 'r')) if config and config.has_option('scrypt', 'r') else 16,
int(config.get('scrypt', 'p')) if config and config.has_option('scrypt', 'p') else 1,
int(config.get('scrypt', 'sl')) if config and config.has_option('scrypt', 'sl') else 32,
)
if args.input:
return from_file(args.input, args.password, scrypt_params)
else:
if args.mnemonic:
return from_mnemonic(' '.join(args.username), scrypt_params)
else:
return from_credentials(args.username[0], args.password, scrypt_params)
def from_credentials(username, password=None, scrypt_params=None):
log.debug("key.from_credentials(%s, %s, %s)" % (username, password, scrypt_params))
try:
if not password:
with pynentry.PynEntry() as p:
p.description = f"""Please enter the passord for username "{username}"."""
p.prompt = 'Passsord:'
try:
password = p.get_pin()
except pynentry.PinEntryCancelled:
log.warning('Cancelled! Goodbye.')
exit(1)
return from_duniterpy(duniterpy.key.SigningKey.from_credentials(
username,
password,
scrypt_params
))
except Exception as e:
log.error(f'Unable to get key from credentials: {e}')
exit(2)
def from_duniterpy(duniterpy):
log.debug("key.from_duniterpy(%s)" % duniterpy)
2022-10-08 12:51:28 +02:00
key = ed25519.from_duniterpy(duniterpy)
key.duniterpy = duniterpy
return key
2022-10-08 05:14:20 +02:00
def from_file(input_file, password=None, scrypt_params=None):
2022-10-08 12:51:28 +02:00
log.debug("key.from_file(%s, %s, %s)" % (input_file, password, scrypt_params))
2022-10-08 05:14:20 +02:00
try:
with open(input_file, '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 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:
password = p.get_pin()
except pynentry.PinEntryCancelled:
log.warning('Cancelled! Goodbye.')
exit(1)
return from_duniterpy(duniterpy.key.SigningKey.from_ewif_file(input_file, password))
elif re.search(regex_jwk, line):
log.info("input file format detected: jwk")
return from_jwk(JWK.from_json(line))
elif re.search(regex_nacl, line):
log.info("input file format detected: nacl")
return from_duniterpy(duniterpy.key.SigningKey.from_private_key(input_file))
elif re.search(regex_pem, line):
log.info("input file format detected: pem")
return from_pem(''.join(lines).encode())
elif re.search(regex_pubsec, line):
log.info("input file format detected: pubsec")
return from_duniterpy(duniterpy.key.SigningKey.from_pubsec_file(input_file))
elif re.search(regex_seed, line):
log.info("input file format detected: seed")
return from_duniterpy(duniterpy.key.SigningKey.from_seedhex_file(input_file))
elif re.search(regex_ssb, line):
log.info("input file format detected: ssb")
return from_duniterpy(duniterpy.key.SigningKey.from_ssb_file(input_file))
elif re.search(regex_wif, line):
log.info("input file format detected: wif")
return from_duniterpy(duniterpy.key.SigningKey.from_wif_file(input_file))
elif len(line.split(' ')) == 12:
log.info("input file format detected: mnemonic")
return from_mnemonic(line, scrypt_params)
elif len(lines) > 1:
log.info("input file format detected: credentials")
return from_credentials(line, lines[1].strip(), scrypt_params)
else:
raise NotImplementedError('unknown input file format.')
else:
2022-10-08 12:51:28 +02:00
raise IOError('empty file.')
2022-10-08 05:14:20 +02:00
except UnicodeDecodeError as e:
try:
with open(input_file, '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_p2p = re.compile(b'^\x08\x01\x12@')
if re.search(regex_dewif, line):
log.info("input file format detected: dewif")
if not 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:
password = p.get_pin()
except pynentry.PinEntryCancelled:
log.warning('Cancelled! Goodbye.')
exit(1)
return from_duniterpy(duniterpy.key.SigningKey.from_dewif_file(input_file, password))
if re.search(regex_p2p, line):
log.info("input file format detected: p2p")
return from_libp2p(line)
else:
raise NotImplementedError('unknown input file format.')
else:
2022-10-08 12:51:28 +02:00
raise IOError('empty file.')
2022-10-08 05:14:20 +02:00
except Exception as e:
2022-10-08 12:51:28 +02:00
log.error(f'Unable to get key from input file {input_file}: {e}')
2022-10-08 05:14:20 +02:00
exit(2)
except Exception as e:
2022-10-08 12:51:28 +02:00
log.error(f'Unable to get key from input file {input_file}: {e}')
2022-10-08 05:14:20 +02:00
exit(2)
2022-10-08 12:51:28 +02:00
def from_gpg(_gpg, username, password=None):
log.debug("key.from_gpg(%s, %s, %s)" % (_gpg, username, password))
2022-10-08 05:14:20 +02:00
try:
2022-10-08 12:51:28 +02:00
secret_keys = list(_gpg.keylist(pattern=username, secret=True))
log.debug("key.secret_keys=%s" % secret_keys)
if not secret_keys:
log.warning(f"""Unable to find any key matching "{username}".""")
exit(1)
else:
_gpg.secret_key = secret_keys[0]
log.info(f"""Found key id "{_gpg.secret_key.fpr}" matching "{username}".""")
log.debug("key._gpg.secret_key.expired=%s" % _gpg.secret_key.expired)
log.debug("key._gpg.secret_key.fpr=%s" % _gpg.secret_key.fpr)
log.debug("key._gpg.secret_key.revoked=%s" % _gpg.secret_key.revoked)
log.debug("key._gpg.secret_key.uids=%s" % _gpg.secret_key.uids)
log.debug("key._gpg.secret_key.owner_trust=%s" % _gpg.secret_key.owner_trust)
log.debug("key._gpg.secret_key.last_update=%s" % _gpg.secret_key.last_update)
if password:
gpg_passphrase_cb = gpg_passphrase(password).cb
_gpg.set_passphrase_cb(gpg_passphrase_cb)
_gpg.set_pinentry_mode(gpg.constants.PINENTRY_MODE_LOOPBACK)
_gpg.public_armor = _gpg.key_export(_gpg.secret_key.fpr)
_gpg.secret_armor = _gpg.key_export_secret(_gpg.secret_key.fpr)
if not _gpg.secret_armor:
log.error(f"""Unable to export gpg secret key id "{_gpg.secret_key.fpr}" for username "{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')
_pgpy, _ = pgpy.PGPKey.from_blob(_gpg.secret_armor)
key = from_pgpy(_pgpy, password)
key.gpg = _gpg
return key
2022-10-08 05:14:20 +02:00
except Exception as e:
log.error(f'Unable to get key from gpg: {e}')
exit(2)
def from_jwk(jwk):
log.debug("key.from_jwk(%s)" % jwk)
2022-10-08 12:51:28 +02:00
key = ed25519.from_jwk(jwk)
key.jwk = jwk
return key
2022-10-08 05:14:20 +02:00
def from_libp2p(libp2p):
log.debug("key.from_libp2p(%s)" % libp2p)
return ed25519.from_libp2p(libp2p)
def from_mnemonic(mnemonic, scrypt_params=None):
log.debug("key.from_mnemonic(%s, %s)" % (mnemonic, scrypt_params))
try:
return from_duniterpy(duniterpy.key.SigningKey.from_dubp_mnemonic(
mnemonic,
scrypt_params
))
except Exception as e:
log.error(f'Unable to get key from mnemonic: {e}')
exit(2)
def from_pem(pem):
log.debug("key.from_pem(%s)" % pem)
return ed25519.from_pem(pem)
2022-10-08 12:51:28 +02:00
def from_pgpy(_pgpy, password=None):
log.debug("key.from_pgpy(%s, %s)" % (_pgpy, password))
2022-10-08 05:14:20 +02:00
try:
2022-10-08 12:51:28 +02:00
log.debug("key._pgpy.fingerprint.keyid=%s" % _pgpy.fingerprint.keyid)
log.debug("key._pgpy.is_protected=%s" % _pgpy.is_protected)
_pgpy.key_type = pgpy_key_type(_pgpy)
if _pgpy.is_protected:
2022-10-08 05:14:20 +02:00
if not password:
with pynentry.PynEntry() as p:
2022-10-08 12:51:28 +02:00
p.description = f"""The exported pgp key id "{_pgpy.fingerprint.keyid}" is password protected.
2022-10-08 05:14:20 +02:00
Please enter the passphrase again to unlock it.
"""
p.prompt = 'Passphrase:'
try:
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')
2022-10-08 12:51:28 +02:00
with _pgpy.unlock(password):
assert _pgpy.is_unlocked
log.debug("key._pgpy.is_unlocked=%s" % _pgpy.is_unlocked)
key = ed25519.from_pgpy(_pgpy)
2022-10-08 05:14:20 +02:00
except Exception as e:
2022-10-08 12:51:28 +02:00
log.error(f"""Unable to unlock pgp secret key id "{pgpy.fingerprint.keyid}": {e}""")
2022-10-08 05:14:20 +02:00
exit(2)
else:
2022-10-08 12:51:28 +02:00
key = ed25519.from_pgpy(_pgpy)
key.pgpy = _pgpy
return key
2022-10-08 05:14:20 +02:00
except Exception as e:
2022-10-08 12:51:28 +02:00
log.error(f'Unable to get key from pgpy: {e}')
2022-10-08 05:14:20 +02:00
exit(2)
2022-10-08 12:51:28 +02:00
def pgpy_key_type(_pgpy):
log.debug("key.pgpy_key_type(%s)" % _pgpy)
if isinstance(_pgpy._key.keymaterial, pgpy.packet.fields.RSAPriv):
key_type = 'RSA'
elif isinstance(_pgpy._key.keymaterial, pgpy.packet.fields.DSAPriv):
key_type = 'DSA'
elif isinstance(_pgpy._key.keymaterial, pgpy.packet.fields.ElGPriv):
key_type = 'ElGamal'
elif isinstance(_pgpy._key.keymaterial, pgpy.packet.fields.ECDSAPriv):
key_type = 'ECDSA'
elif isinstance(_pgpy._key.keymaterial, pgpy.packet.fields.EdDSAPriv):
key_type = 'EdDSA'
elif isinstance(_pgpy._key.keymaterial, pgpy.packet.fields.ECDHPriv):
key_type = 'ECDH'
else:
key_type = 'undefined'
log.debug("key.pgpy_key_type().key_type=%s" % key_type)
return key_type
class gpg_passphrase():
def __init__(self, password):
log.debug("gpg_passphrase().__init__(%s)" % password)
self.password = password
def cb(self, uid_hint, passphrase_info, prev_was_bad):
log.debug("gpg_passphrase().cb(%s, %s, %s)" % (uid_hint, passphrase_info, prev_was_bad))
return self.password
2022-10-08 05:14:20 +02:00
class key():
def __init__(self):
2022-10-08 12:51:28 +02:00
log.debug("key().__init__()")
self.algorithm = 'undefined'
self.cryptography = None
2022-10-08 05:14:20 +02:00
def __del__(self):
2022-10-08 12:51:28 +02:00
log.debug("key().__del__()")
2022-10-08 05:14:20 +02:00
self._cleanup()
def _cleanup(self):
2022-10-08 12:51:28 +02:00
log.debug("key()._cleanup()")
if hasattr(self, 'duniterpy'):
if hasattr(self.duniterpy, 'seed') and self.duniterpy.seed:
clearmem(self.duniterpy.seed)
log.debug("cleared: key().duniterpy.seed")
if hasattr(self.duniterpy, 'sk') and self.duniterpy.sk:
clearmem(self.duniterpy.sk)
log.debug("cleared: key().duniterpy.sk")
if hasattr(self, 'gpg'):
if hasattr(self.gpg, 'secret_armor') and self.gpg.secret_armor:
clearmem(self.gpg.secret_armor)
log.debug("cleared: key().gpg.secret_armor")
if hasattr(self, 'jwk'):
if hasattr(self, 'secret_jwk') and self.secret_jwk:
clearmem(self.secret_jwk)
log.debug("cleared: key().secret_jwk")
if hasattr(self.jwk, 'd') and self.jwk.d:
clearmem(self.jwk.d)
log.debug("cleared: key().jwk.d")
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: key().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: key().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: key().pgpy._key.material.s")
if hasattr(self, 'secret_b36mf') and self.secret_b36mf:
clearmem(self.secret_b36mf)
log.debug("cleared: key().secret_b36mf")
if hasattr(self, 'secret_b58mf') and self.secret_b58mf:
clearmem(self.secret_b58mf)
log.debug("cleared: key().secret_b58mf")
if hasattr(self, 'secret_b58mh') and self.secret_b58mh:
clearmem(self.secret_b58mh)
log.debug("cleared: key().secret_b58mh")
if hasattr(self, 'secret_b64mh') and self.secret_b64mh:
clearmem(self.secret_b64mh)
log.debug("cleared: key().secret_b64mh")
if hasattr(self, 'secret_base58') and self.secret_base58:
clearmem(self.secret_base58)
log.debug("cleared: key().secret_base58")
if hasattr(self, 'secret_base64') and self.secret_base64:
clearmem(self.secret_base64)
log.debug("cleared: key().secret_base64")
if hasattr(self, 'secret_cidv1') and self.secret_cidv1:
clearmem(self.secret_cidv1)
log.debug("cleared: key().secret_cidv1")
if hasattr(self, 'secret_libp2p') and self.secret_libp2p:
clearmem(self.secret_libp2p)
log.debug("cleared: key().secret_libp2p")
if hasattr(self, 'secret_pem_pkcs8') and self.secret_pem_pkcs8:
clearmem(self.secret_pem_pkcs8)
log.debug("cleared: key().secret_pem_pkcs8")
if hasattr(self, 'secret_proto2') and self.secret_proto2:
clearmem(self.secret_proto2)
log.debug("cleared: key().secret_proto2")
2022-10-08 05:14:20 +02:00
def to_b36mf(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_b36mf()")
2022-10-08 05:14:20 +02:00
if not hasattr(self, 'public_cidv1') or not hasattr(self, 'secret_cidv1'):
self.to_cidv1()
try:
self.public_b36mf = 'k' + base36.dumps(int.from_bytes(self.public_cidv1, byteorder='big'))
self.secret_b36mf = 'k' + base36.dumps(int.from_bytes(self.secret_cidv1, byteorder='big'))
except Exception as e:
log.error(f'Unable to get b36mf from cidv1: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().public_b36mf=%s" % self.public_b36mf)
log.debug("key().secret_b36mf=%s" % self.secret_b36mf)
2022-10-08 05:14:20 +02:00
def to_b58mf(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_b58mf()")
2022-10-08 05:14:20 +02:00
if not hasattr(self, 'public_cidv1') or not hasattr(self, 'secret_cidv1'):
self.to_cidv1()
try:
self.public_b58mf = 'z' + base58.b58encode(self.public_cidv1).decode('ascii')
self.secret_b58mf = 'z' + base58.b58encode(self.secret_cidv1).decode('ascii')
except Exception as e:
log.error(f'Unable to get b58mf from cidv1: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().public_b58mf=%s" % self.public_b58mf)
log.debug("key().secret_b58mf=%s" % self.secret_b58mf)
2022-10-08 05:14:20 +02:00
def to_b58mh(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_b58mh()")
2022-10-08 05:14:20 +02:00
if not hasattr(self, 'public_libp2p') or not hasattr(self, 'secret_libp2p'):
self.to_libp2p()
try:
self.public_b58mh = base58.b58encode(self.public_libp2p).decode('ascii')
self.secret_b58mh = base58.b58encode(self.secret_libp2p).decode('ascii')
except Exception as e:
log.error(f'Unable to get b58mh from libp2p: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().public_b58mh=%s" % self.public_b58mh)
log.debug("key().secret_b58mh=%s" % self.secret_b58mh)
2022-10-08 05:14:20 +02:00
def to_b64mh(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_b64mh()")
2022-10-08 05:14:20 +02:00
if not hasattr(self, 'public_libp2p') or not hasattr(self, 'secret_libp2p'):
self.to_libp2p()
try:
self.public_b64mh = base64.b64encode(self.public_libp2p).decode('ascii')
self.secret_b64mh = base64.b64encode(self.secret_libp2p).decode('ascii')
except Exception as e:
log.error(f'Unable to get b64mh from libp2p: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().public_b64mh=%s" % self.public_b64mh)
log.debug("key().secret_b64mh=%s" % self.secret_b64mh)
2022-10-08 05:14:20 +02:00
def to_base58(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_base58()")
2022-10-08 05:14:20 +02:00
try:
self.public_base58 = base58.b58encode(self.public_bytes).decode('ascii')
self.secret_base58 = base58.b58encode(self.secret_bytes).decode('ascii')
except Exception as e:
log.error(f'Unable to get base58: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().public_base58=%s" % self.public_base58)
log.debug("key().secret_base58=%s" % self.secret_base58)
2022-10-08 05:14:20 +02:00
def to_base64(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_base64()")
2022-10-08 05:14:20 +02:00
try:
self.public_base64 = base64.b64encode(self.public_bytes).decode('ascii')
self.secret_base64 = base64.b64encode(self.secret_bytes).decode('ascii')
except Exception as e:
log.error(f'Unable to get base64: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().public_base64=%s" % self.public_base64)
log.debug("key().secret_base64=%s" % self.secret_base64)
2022-10-08 05:14:20 +02:00
def to_cidv1(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_cidv1()")
2022-10-08 05:14:20 +02:00
if not hasattr(self, 'public_libp2p') or not hasattr(self, 'secret_libp2p'):
self.to_libp2p()
try:
# \x01: multicodec cid prefix = CIDv1
# \x72: multicodec content prefix = libp2p-key
self.public_cidv1 = b'\x01\x72' + self.public_libp2p
self.secret_cidv1 = b'\x01\x72' + self.secret_libp2p
except Exception as e:
log.error(f'Unable to get cidv1: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().public_cidv1=%s" % self.public_cidv1)
log.debug("key().secret_cidv1=%s" % self.secret_cidv1)
2022-10-08 05:14:20 +02:00
def to_duniterpy(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_duniterpy()")
raise NotImplementedError(f"key().to_duniterpy() is not implemented for algorithm {self.algorithm}")
2022-10-08 05:14:20 +02:00
def to_file(self, output_file, file_format=None, password=None):
log.debug("key().to_file(%s, %s, %s)" % (output_file, file_format, password))
try:
if file_format == 'dewif':
if not hasattr(self, 'duniterpy'):
self.to_duniterpy()
if not 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:
password = p.get_pin()
except pynentry.PinEntryCancelled:
log.warning('Cancelled! Goodbye.')
exit(1)
self.duniterpy.save_dewif_v1_file(output_file, password)
elif file_format == 'ewif':
if not hasattr(self, 'duniterpy'):
self.to_duniterpy()
if not 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:
password = p.get_pin()
except pynentry.PinEntryCancelled:
log.warning('Cancelled! Goodbye.')
exit(1)
self.duniterpy.save_ewif_file(output_file, password)
elif file_format == 'jwk':
if not hasattr(self, 'jwk'):
self.to_jwk()
with open(output_file, "w") as file:
file.write(self.jwk.export())
elif file_format == 'nacl':
if not hasattr(self, 'duniterpy'):
self.to_duniterpy()
self.duniterpy.save_private_key(output_file)
elif file_format == 'p2p':
if not hasattr(self, 'secret_libp2p'):
self.to_libp2p()
with open(output_file, "wb") as file:
file.write(self.secret_libp2p)
elif file_format == 'pubsec':
if not hasattr(self, 'duniterpy'):
self.to_duniterpy()
self.duniterpy.save_pubsec_file(output_file)
elif file_format == 'seed':
if not hasattr(self, 'duniterpy'):
self.to_duniterpy()
self.duniterpy.save_seedhex_file(output_file)
elif file_format == 'wif':
if not hasattr(self, 'duniterpy'):
self.to_duniterpy()
self.duniterpy.save_wif_file(output_file)
else:
if not hasattr(self, 'secret_pem_pkcs8'):
self.to_pem_pkcs8()
with open(output_file, "w") as file:
file.write(self.secret_pem_pkcs8)
except Exception as e:
log.error(f'Unable to write key to output file {output_file}: {e}')
exit(2)
def to_jwk(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_jwk()")
2022-10-08 05:14:20 +02:00
try:
if not hasattr(self, 'jwk'):
self.jwk = JWK.from_pyca(self.cryptography)
self.public_jwk = self.jwk.export_public()
self.secret_jwk = self.jwk.export_private()
except Exception as e:
log.error(f'Unable to get jwk: {e}')
exit(2)
def to_libp2p(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_libp2p()")
2022-10-08 05:14:20 +02:00
try:
if not hasattr(self, 'public_proto2') or not hasattr(self, 'secret_proto2'):
self.to_proto2()
# \x00: multihash prefix = raw id
# \x24: multihash length = 36 bytes
self.public_libp2p = b'\x00$' + self.public_proto2
self.secret_libp2p = self.secret_proto2
except Exception as e:
log.error(f'Unable to get libp2p: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().public_libp2p=%s" % self.public_libp2p)
log.debug("key().secret_libp2p=%s" % self.secret_libp2p)
2022-10-08 05:14:20 +02:00
def to_pem_pkcs8(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_pem_pkcs8()")
2022-10-08 05:14:20 +02:00
try:
self.secret_pem_pkcs8 = self.cryptography.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: {e}')
exit(2)
2022-10-08 12:51:28 +02:00
log.debug("key().secret_pem_pkcs8=%s" % self.secret_pem_pkcs8)
2022-10-08 05:14:20 +02:00
def to_proto2(self):
2022-10-08 12:51:28 +02:00
log.debug("key().to_proto2()")
raise NotImplementedError(f"key().to_proto2() is not implemented for algorithm {self.algorithm}")
2022-10-08 05:14:20 +02:00