revert deterministic keys

This commit is contained in:
Victor Shyba 2022-03-28 16:23:24 -03:00
parent 5a0c225c6f
commit dd7ad16bf7
21 changed files with 159 additions and 544 deletions

View file

@ -8,6 +8,7 @@ import time
import inspect
import typing
import random
import hashlib
import tracemalloc
from decimal import Decimal
from urllib.parse import urlencode, quote
@ -16,6 +17,7 @@ from binascii import hexlify, unhexlify
from traceback import format_exc
from functools import wraps, partial
import ecdsa
import base58
from aiohttp import web
from prometheus_client import generate_latest as prom_generate_latest, Gauge, Histogram, Counter
@ -27,7 +29,6 @@ from lbry.wallet import (
)
from lbry.wallet.dewies import dewies_to_lbc, lbc_to_dewies, dict_values_to_lbc
from lbry.wallet.constants import TXO_TYPES, CLAIM_TYPE_NAMES
from lbry.wallet.bip32 import PrivateKey
from lbry import utils
from lbry.conf import Config, Setting, NOT_SET
@ -2728,13 +2729,12 @@ class Daemon(metaclass=JSONRPCServerType):
name, claim, amount, claim_address, funding_accounts, funding_accounts[0]
)
txo = tx.outputs[0]
txo.set_channel_private_key(
await funding_accounts[0].generate_channel_private_key()
)
await txo.generate_channel_private_key()
await tx.sign(funding_accounts)
if not preview:
account.add_channel_private_key(txo.private_key)
wallet.save()
await self.broadcast_or_release(tx, blocking)
self.component_manager.loop.create_task(self.storage.save_claims([self._old_get_temp_claim_info(
@ -2883,9 +2883,7 @@ class Daemon(metaclass=JSONRPCServerType):
new_txo = tx.outputs[0]
if new_signing_key:
new_txo.set_channel_private_key(
await funding_accounts[0].generate_channel_private_key()
)
await new_txo.generate_channel_private_key()
else:
new_txo.private_key = old_txo.private_key
@ -2894,6 +2892,7 @@ class Daemon(metaclass=JSONRPCServerType):
await tx.sign(funding_accounts)
if not preview:
account.add_channel_private_key(new_txo.private_key)
wallet.save()
await self.broadcast_or_release(tx, blocking)
self.component_manager.loop.create_task(self.storage.save_claims([self._old_get_temp_claim_info(
@ -3065,7 +3064,7 @@ class Daemon(metaclass=JSONRPCServerType):
'channel_id': channel.claim_id,
'holding_address': address,
'holding_public_key': public_key.extended_key_string(),
'signing_private_key': channel.private_key.signing_key.to_pem().decode()
'signing_private_key': channel.private_key.to_pem().decode()
}
return base58.b58encode(json.dumps(export, separators=(',', ':')))
@ -3088,14 +3087,15 @@ class Daemon(metaclass=JSONRPCServerType):
decoded = base58.b58decode(channel_data)
data = json.loads(decoded)
channel_private_key = PrivateKey.from_pem(
self.ledger, data['signing_private_key']
channel_private_key = ecdsa.SigningKey.from_pem(
data['signing_private_key'], hashfunc=hashlib.sha256
)
public_key_der = channel_private_key.get_verifying_key().to_der()
# check that the holding_address hasn't changed since the export was made
holding_address = data['holding_address']
channels, _, _, _ = await self.ledger.claim_search(
wallet.accounts, public_key_id=channel_private_key.address
wallet.accounts, public_key_id=self.ledger.public_key_to_address(public_key_der)
)
if channels and channels[0].get_address(self.ledger) != holding_address:
holding_address = channels[0].get_address(self.ledger)

View file

@ -10,7 +10,7 @@ from lbry.schema.claim import Claim
from lbry.schema.support import Support
from lbry.torrent.torrent_manager import TorrentSource
from lbry.wallet import Wallet, Ledger, Account, Transaction, Output
from lbry.wallet.bip32 import PublicKey
from lbry.wallet.bip32 import PubKey
from lbry.wallet.dewies import dewies_to_lbc
from lbry.stream.managed_stream import ManagedStream
@ -138,7 +138,7 @@ class JSONResponseEncoder(JSONEncoder):
return self.encode_claim(obj)
if isinstance(obj, Support):
return obj.to_dict()
if isinstance(obj, PublicKey):
if isinstance(obj, PubKey):
return obj.extended_key_string()
if isinstance(obj, datetime):
return obj.strftime("%Y%m%dT%H:%M:%S")

View file

@ -2,9 +2,6 @@ import logging
from typing import List
from binascii import hexlify, unhexlify
from asn1crypto.keys import PublicKeyInfo
from coincurve import PublicKey as cPublicKey
from google.protobuf.json_format import MessageToDict
from google.protobuf.message import DecodeError
from hachoir.core.log import log as hachoir_log
@ -349,7 +346,7 @@ class Channel(BaseClaim):
@property
def public_key(self) -> str:
return hexlify(self.public_key_bytes).decode()
return hexlify(self.message.public_key).decode()
@public_key.setter
def public_key(self, sd_public_key: str):
@ -357,11 +354,7 @@ class Channel(BaseClaim):
@property
def public_key_bytes(self) -> bytes:
if len(self.message.public_key) == 33:
return self.message.public_key
public_key_info = PublicKeyInfo.load(self.message.public_key)
public_key = cPublicKey(public_key_info.native['public_key'])
return public_key.format(compressed=True)
return self.message.public_key
@public_key_bytes.setter
def public_key_bytes(self, public_key: bytes):

View file

@ -17,10 +17,8 @@ from functools import partial
from lbry.wallet import WalletManager, Wallet, Ledger, Account, Transaction
from lbry.conf import Config
from lbry.wallet.util import satoshis_to_coins
from lbry.wallet.dewies import lbc_to_dewies
from lbry.wallet.orchstr8 import Conductor
from lbry.wallet.orchstr8.node import LBCWalletNode, WalletNode, HubNode
from lbry.schema.claim import Claim
from lbry.extras.daemon.daemon import Daemon, jsonrpc_dumps_pretty
from lbry.extras.daemon.components import Component, WalletComponent
@ -559,19 +557,6 @@ class CommandTestCase(IntegrationTestCase):
return self.sout(tx)
return tx
async def create_nondeterministic_channel(self, name, price, pubkey_bytes, daemon=None, blocking=False):
account = (daemon or self.daemon).wallet_manager.default_account
claim_address = await account.receiving.get_or_create_usable_address()
claim = Claim()
claim.channel.public_key_bytes = pubkey_bytes
tx = await Transaction.claim_create(
name, claim, lbc_to_dewies(price),
claim_address, [self.account], self.account
)
await tx.sign([self.account])
await (daemon or self.daemon).broadcast_or_release(tx, blocking)
return self.sout(tx)
def create_upload_file(self, data, prefix=None, suffix=None):
file_path = tempfile.mktemp(prefix=prefix or "tmp", suffix=suffix or "", dir=self.daemon.conf.upload_dir)
with open(file_path, 'w+b') as file:

View file

@ -15,8 +15,7 @@ from lbry.wallet.wallet import Wallet, WalletStorage, TimestampedPreferences, EN
from lbry.wallet.manager import WalletManager
from lbry.wallet.network import Network
from lbry.wallet.ledger import Ledger, RegTestLedger, TestNetLedger, BlockHeightEvent
from lbry.wallet.account import Account, AddressManager, SingleKey, HierarchicalDeterministic, \
DeterministicChannelKeyManager
from lbry.wallet.account import Account, AddressManager, SingleKey, HierarchicalDeterministic
from lbry.wallet.transaction import Transaction, Output, Input
from lbry.wallet.script import OutputScript, InputScript
from lbry.wallet.database import SQLiteMixin, Database

View file

@ -9,10 +9,11 @@ from hashlib import sha256
from string import hexdigits
from typing import Type, Dict, Tuple, Optional, Any, List
import ecdsa
from lbry.error import InvalidPasswordError
from lbry.crypto.crypt import aes_encrypt, aes_decrypt
from .bip32 import PrivateKey, PublicKey, KeyPath, from_extended_key_string
from .bip32 import PrivateKey, PubKey, from_extended_key_string
from .mnemonic import Mnemonic
from .constants import COIN, TXO_TYPES
from .transaction import Transaction, Input, Output
@ -33,49 +34,6 @@ def validate_claim_id(claim_id):
raise Exception("Claim id is not hex encoded")
class DeterministicChannelKeyManager:
def __init__(self, account: 'Account'):
self.account = account
self.last_known = 0
self.cache = {}
self._private_key: Optional[PrivateKey] = None
@property
def private_key(self):
if self._private_key is None:
if self.account.private_key is not None:
self._private_key = self.account.private_key.child(KeyPath.CHANNEL)
return self._private_key
def maybe_generate_deterministic_key_for_channel(self, txo):
if self.private_key is None:
return
next_private_key = self.private_key.child(self.last_known)
public_key = next_private_key.public_key
public_key_bytes = public_key.pubkey_bytes
if txo.claim.channel.public_key_bytes == public_key_bytes:
self.cache[public_key.address] = next_private_key
self.last_known += 1
async def ensure_cache_primed(self):
if self.private_key is not None:
await self.generate_next_key()
async def generate_next_key(self) -> PrivateKey:
db = self.account.ledger.db
while True:
next_private_key = self.private_key.child(self.last_known)
public_key = next_private_key.public_key
self.cache[public_key.address] = next_private_key
if not await db.is_channel_key_used(self.account, public_key):
return next_private_key
self.last_known += 1
def get_private_key_from_pubkey_hash(self, pubkey_hash) -> PrivateKey:
return self.cache.get(pubkey_hash)
class AddressManager:
name: str
@ -121,7 +79,7 @@ class AddressManager:
def get_private_key(self, index: int) -> PrivateKey:
raise NotImplementedError
def get_public_key(self, index: int) -> PublicKey:
def get_public_key(self, index: int) -> PubKey:
raise NotImplementedError
async def get_max_gap(self):
@ -161,8 +119,8 @@ class HierarchicalDeterministic(AddressManager):
@classmethod
def from_dict(cls, account: 'Account', d: dict) -> Tuple[AddressManager, AddressManager]:
return (
cls(account, KeyPath.RECEIVE, **d.get('receiving', {'gap': 20, 'maximum_uses_per_address': 1})),
cls(account, KeyPath.CHANGE, **d.get('change', {'gap': 6, 'maximum_uses_per_address': 1}))
cls(account, 0, **d.get('receiving', {'gap': 20, 'maximum_uses_per_address': 1})),
cls(account, 1, **d.get('change', {'gap': 6, 'maximum_uses_per_address': 1}))
)
def merge(self, d: dict):
@ -175,7 +133,7 @@ class HierarchicalDeterministic(AddressManager):
def get_private_key(self, index: int) -> PrivateKey:
return self.account.private_key.child(self.chain_number).child(index)
def get_public_key(self, index: int) -> PublicKey:
def get_public_key(self, index: int) -> PubKey:
return self.account.public_key.child(self.chain_number).child(index)
async def get_max_gap(self) -> int:
@ -235,7 +193,7 @@ class SingleKey(AddressManager):
@classmethod
def from_dict(cls, account: 'Account', d: dict) \
-> Tuple[AddressManager, AddressManager]:
same_address_manager = cls(account, account.public_key, KeyPath.RECEIVE)
same_address_manager = cls(account, account.public_key, 0)
return same_address_manager, same_address_manager
def to_dict_instance(self):
@ -244,7 +202,7 @@ class SingleKey(AddressManager):
def get_private_key(self, index: int) -> PrivateKey:
return self.account.private_key
def get_public_key(self, index: int) -> PublicKey:
def get_public_key(self, index: int) -> PubKey:
return self.account.public_key
async def get_max_gap(self) -> int:
@ -266,6 +224,9 @@ class SingleKey(AddressManager):
class Account:
mnemonic_class = Mnemonic
private_key_class = PrivateKey
public_key_class = PubKey
address_generators: Dict[str, Type[AddressManager]] = {
SingleKey.name: SingleKey,
HierarchicalDeterministic.name: HierarchicalDeterministic,
@ -273,7 +234,7 @@ class Account:
def __init__(self, ledger: 'Ledger', wallet: 'Wallet', name: str,
seed: str, private_key_string: str, encrypted: bool,
private_key: Optional[PrivateKey], public_key: PublicKey,
private_key: Optional[PrivateKey], public_key: PubKey,
address_generator: dict, modified_on: float, channel_keys: dict) -> None:
self.ledger = ledger
self.wallet = wallet
@ -284,14 +245,13 @@ class Account:
self.private_key_string = private_key_string
self.init_vectors: Dict[str, bytes] = {}
self.encrypted = encrypted
self.private_key: Optional[PrivateKey] = private_key
self.public_key: PublicKey = public_key
self.private_key = private_key
self.public_key = public_key
generator_name = address_generator.get('name', HierarchicalDeterministic.name)
self.address_generator = self.address_generators[generator_name]
self.receiving, self.change = self.address_generator.from_dict(self, address_generator)
self.address_managers = {am.chain_number: am for am in (self.receiving, self.change)}
self.channel_keys = channel_keys
self.deterministic_channel_keys = DeterministicChannelKeyManager(self)
ledger.add_account(self)
wallet.add_account(self)
@ -306,19 +266,19 @@ class Account:
name: str = None, address_generator: dict = None):
return cls.from_dict(ledger, wallet, {
'name': name,
'seed': Mnemonic().make_seed(),
'seed': cls.mnemonic_class().make_seed(),
'address_generator': address_generator or {}
})
@classmethod
def get_private_key_from_seed(cls, ledger: 'Ledger', seed: str, password: str):
return PrivateKey.from_seed(
ledger, Mnemonic.mnemonic_to_seed(seed, password or 'lbryum')
return cls.private_key_class.from_seed(
ledger, cls.mnemonic_class.mnemonic_to_seed(seed, password or 'lbryum')
)
@classmethod
def keys_from_dict(cls, ledger: 'Ledger', d: dict) \
-> Tuple[str, Optional[PrivateKey], PublicKey]:
-> Tuple[str, Optional[PrivateKey], PubKey]:
seed = d.get('seed', '')
private_key_string = d.get('private_key', '')
private_key = None
@ -489,7 +449,7 @@ class Account:
assert not self.encrypted, "Cannot get private key on encrypted wallet account."
return self.address_managers[chain].get_private_key(index)
def get_public_key(self, chain: int, index: int) -> PublicKey:
def get_public_key(self, chain: int, index: int) -> PubKey:
return self.address_managers[chain].get_public_key(index)
def get_balance(self, confirmations=0, include_claims=False, read_only=False, **constraints):
@ -560,30 +520,33 @@ class Account:
return tx
async def generate_channel_private_key(self):
return await self.deterministic_channel_keys.generate_next_key()
def add_channel_private_key(self, private_key):
public_key_bytes = private_key.get_verifying_key().to_der()
channel_pubkey_hash = self.ledger.public_key_to_address(public_key_bytes)
self.channel_keys[channel_pubkey_hash] = private_key.to_pem().decode()
def add_channel_private_key(self, private_key: PrivateKey):
self.channel_keys[private_key.address] = private_key.to_pem().decode()
async def get_channel_private_key(self, public_key_bytes) -> PrivateKey:
async def get_channel_private_key(self, public_key_bytes):
channel_pubkey_hash = self.ledger.public_key_to_address(public_key_bytes)
private_key_pem = self.channel_keys.get(channel_pubkey_hash)
if private_key_pem:
return PrivateKey.from_pem(self.ledger, private_key_pem)
return self.deterministic_channel_keys.get_private_key_from_pubkey_hash(channel_pubkey_hash)
return await asyncio.get_event_loop().run_in_executor(
None, ecdsa.SigningKey.from_pem, private_key_pem, sha256
)
async def maybe_migrate_certificates(self):
def to_der(private_key_pem):
return ecdsa.SigningKey.from_pem(private_key_pem, hashfunc=sha256).get_verifying_key().to_der()
if not self.channel_keys:
return
channel_keys = {}
for private_key_pem in self.channel_keys.values():
if not isinstance(private_key_pem, str):
continue
if not private_key_pem.startswith("-----BEGIN"):
if "-----BEGIN EC PRIVATE KEY-----" not in private_key_pem:
continue
private_key = PrivateKey.from_pem(self.ledger, private_key_pem)
channel_keys[private_key.address] = private_key_pem
public_key_der = await asyncio.get_event_loop().run_in_executor(None, to_der, private_key_pem)
channel_keys[self.ledger.public_key_to_address(public_key_der)] = private_key_pem
if self.channel_keys != channel_keys:
self.channel_keys = channel_keys
self.wallet.save()

View file

@ -1,21 +1,10 @@
from asn1crypto.keys import PrivateKeyInfo, ECPrivateKey
from coincurve import PublicKey as cPublicKey, PrivateKey as cPrivateKey
from coincurve.utils import (
pem_to_der, lib as libsecp256k1, ffi as libsecp256k1_ffi
)
from coincurve.ecdsa import CDATA_SIG_LENGTH
from coincurve import PublicKey, PrivateKey as _PrivateKey
from lbry.crypto.hash import hmac_sha512, hash160, double_sha256
from lbry.crypto.base58 import Base58
from .util import cachedproperty
class KeyPath:
RECEIVE = 0
CHANGE = 1
CHANNEL = 2
class DerivationError(Exception):
""" Raised when an invalid derivation occurs. """
@ -82,30 +71,26 @@ class _KeyBase:
return Base58.encode_check(self.extended_key())
class PublicKey(_KeyBase):
class PubKey(_KeyBase):
""" A BIP32 public key. """
def __init__(self, ledger, pubkey, chain_code, n, depth, parent=None):
super().__init__(ledger, chain_code, n, depth, parent)
if isinstance(pubkey, cPublicKey):
if isinstance(pubkey, PublicKey):
self.verifying_key = pubkey
else:
self.verifying_key = self._verifying_key_from_pubkey(pubkey)
@classmethod
def from_compressed(cls, public_key_bytes, ledger=None) -> 'PublicKey':
return cls(ledger, public_key_bytes, bytes((0,)*32), 0, 0)
@classmethod
def _verifying_key_from_pubkey(cls, pubkey):
""" Converts a 33-byte compressed pubkey into an coincurve.PublicKey object. """
""" Converts a 33-byte compressed pubkey into an PublicKey object. """
if not isinstance(pubkey, (bytes, bytearray)):
raise TypeError('pubkey must be raw bytes')
if len(pubkey) != 33:
raise ValueError('pubkey must be 33 bytes')
if pubkey[0] not in (2, 3):
raise ValueError('invalid pubkey prefix byte')
return cPublicKey(pubkey)
return PublicKey(pubkey)
@cachedproperty
def pubkey_bytes(self):
@ -120,7 +105,7 @@ class PublicKey(_KeyBase):
def ec_point(self):
return self.verifying_key.point()
def child(self, n: int) -> 'PublicKey':
def child(self, n: int):
""" Return the derived child extended pubkey at index N. """
if not 0 <= n < (1 << 31):
raise ValueError('invalid BIP32 public key child number')
@ -128,7 +113,7 @@ class PublicKey(_KeyBase):
msg = self.pubkey_bytes + n.to_bytes(4, 'big')
L_b, R_b = self._hmac_sha512(msg) # pylint: disable=invalid-name
derived_key = self.verifying_key.add(L_b)
return PublicKey(self.ledger, derived_key, R_b, n, self.depth + 1, self)
return PubKey(self.ledger, derived_key, R_b, n, self.depth + 1, self)
def identifier(self):
""" Return the key's identifier as 20 bytes. """
@ -141,36 +126,6 @@ class PublicKey(_KeyBase):
self.pubkey_bytes
)
def verify(self, signature, digest) -> bool:
""" Verify that a signature is valid for a 32 byte digest. """
if len(signature) != 64:
raise ValueError('Signature must be 64 bytes long.')
if len(digest) != 32:
raise ValueError('Digest must be 32 bytes long.')
key = self.verifying_key
raw_signature = libsecp256k1_ffi.new('secp256k1_ecdsa_signature *')
parsed = libsecp256k1.secp256k1_ecdsa_signature_parse_compact(
key.context.ctx, raw_signature, signature
)
assert parsed == 1
normalized_signature = libsecp256k1_ffi.new('secp256k1_ecdsa_signature *')
libsecp256k1.secp256k1_ecdsa_signature_normalize(
key.context.ctx, normalized_signature, raw_signature
)
verified = libsecp256k1.secp256k1_ecdsa_verify(
key.context.ctx, normalized_signature, digest, key.public_key
)
return bool(verified)
class PrivateKey(_KeyBase):
"""A BIP32 private key."""
@ -179,7 +134,7 @@ class PrivateKey(_KeyBase):
def __init__(self, ledger, privkey, chain_code, n, depth, parent=None):
super().__init__(ledger, chain_code, n, depth, parent)
if isinstance(privkey, cPrivateKey):
if isinstance(privkey, _PrivateKey):
self.signing_key = privkey
else:
self.signing_key = self._signing_key_from_privkey(privkey)
@ -187,7 +142,7 @@ class PrivateKey(_KeyBase):
@classmethod
def _signing_key_from_privkey(cls, private_key):
""" Converts a 32-byte private key into an coincurve.PrivateKey object. """
return cPrivateKey.from_int(PrivateKey._private_key_secret_exponent(private_key))
return _PrivateKey.from_int(PrivateKey._private_key_secret_exponent(private_key))
@classmethod
def _private_key_secret_exponent(cls, private_key):
@ -199,36 +154,24 @@ class PrivateKey(_KeyBase):
return int.from_bytes(private_key, 'big')
@classmethod
def from_seed(cls, ledger, seed) -> 'PrivateKey':
def from_seed(cls, ledger, seed):
# This hard-coded message string seems to be coin-independent...
hmac = hmac_sha512(b'Bitcoin seed', seed)
privkey, chain_code = hmac[:32], hmac[32:]
return cls(ledger, privkey, chain_code, 0, 0)
@classmethod
def from_pem(cls, ledger, pem) -> 'PrivateKey':
der = pem_to_der(pem.encode())
try:
key_int = ECPrivateKey.load(der).native['private_key']
except ValueError:
key_int = PrivateKeyInfo.load(der).native['private_key']['private_key']
private_key = cPrivateKey.from_int(key_int)
return cls(ledger, private_key, bytes((0,)*32), 0, 0)
@cachedproperty
def private_key_bytes(self):
""" Return the serialized private key (no leading zero byte). """
return self.signing_key.secret
@cachedproperty
def public_key(self) -> PublicKey:
def public_key(self):
""" Return the corresponding extended public key. """
verifying_key = self.signing_key.public_key
parent_pubkey = self.parent.public_key if self.parent else None
return PublicKey(
self.ledger, verifying_key, self.chain_code,
self.n, self.depth, parent_pubkey
)
return PubKey(self.ledger, verifying_key, self.chain_code, self.n, self.depth,
parent_pubkey)
def ec_point(self):
return self.public_key.ec_point()
@ -241,12 +184,11 @@ class PrivateKey(_KeyBase):
""" Return the private key encoded in Wallet Import Format. """
return self.ledger.private_key_to_wif(self.private_key_bytes)
@property
def address(self):
""" The public key as a P2PKH address. """
return self.public_key.address
def child(self, n) -> 'PrivateKey':
def child(self, n):
""" Return the derived child extended private key at index N."""
if not 0 <= n < (1 << 32):
raise ValueError('invalid BIP32 private key child number')
@ -265,28 +207,6 @@ class PrivateKey(_KeyBase):
""" Produce a signature for piece of data by double hashing it and signing the hash. """
return self.signing_key.sign(data, hasher=double_sha256)
def sign_compact(self, digest):
""" Produce a compact signature. """
key = self.signing_key
signature = libsecp256k1_ffi.new('secp256k1_ecdsa_signature *')
signed = libsecp256k1.secp256k1_ecdsa_sign(
key.context.ctx, signature, digest, key.secret,
libsecp256k1_ffi.NULL, libsecp256k1_ffi.NULL
)
if not signed:
raise ValueError('The private key was invalid.')
serialized = libsecp256k1_ffi.new('unsigned char[%d]' % CDATA_SIG_LENGTH)
compacted = libsecp256k1.secp256k1_ecdsa_signature_serialize_compact(
key.context.ctx, serialized, signature
)
if compacted != 1:
raise ValueError('The signature could not be compacted.')
return bytes(libsecp256k1_ffi.buffer(serialized, CDATA_SIG_LENGTH))
def identifier(self):
"""Return the key's identifier as 20 bytes."""
return self.public_key.identifier()
@ -298,12 +218,9 @@ class PrivateKey(_KeyBase):
b'\0' + self.private_key_bytes
)
def to_pem(self):
return self.signing_key.to_pem()
def _from_extended_key(ledger, ekey):
"""Return a PublicKey or PrivateKey from an extended key raw bytes."""
"""Return a PubKey or PrivateKey from an extended key raw bytes."""
if not isinstance(ekey, (bytes, bytearray)):
raise TypeError('extended key must be raw bytes')
if len(ekey) != 78:
@ -315,7 +232,7 @@ def _from_extended_key(ledger, ekey):
if ekey[:4] == ledger.extended_public_key_prefix:
pubkey = ekey[45:]
key = PublicKey(ledger, pubkey, chain_code, n, depth)
key = PubKey(ledger, pubkey, chain_code, n, depth)
elif ekey[:4] == ledger.extended_private_key_prefix:
if ekey[45] != 0:
raise ValueError('invalid extended private key prefix byte')
@ -333,6 +250,6 @@ def from_extended_key_string(ledger, ekey_str):
xpub6BsnM1W2Y7qLMiuhi7f7dbAwQZ5Cz5gYJCRzTNainXzQXYjFwtuQXHd
3qfi3t3KJtHxshXezfjft93w4UE7BGMtKwhqEHae3ZA7d823DVrL
return a PublicKey or PrivateKey.
return a PubKey or PrivateKey.
"""
return _from_extended_key(ledger, Base58.decode_check(ekey_str))

View file

@ -9,11 +9,10 @@ from dataclasses import dataclass
from contextvars import ContextVar
from typing import Tuple, List, Union, Callable, Any, Awaitable, Iterable, Dict, Optional
from datetime import date
from prometheus_client import Gauge, Counter, Histogram
from lbry.utils import LockWithMetrics
from .bip32 import PublicKey
from .bip32 import PubKey
from .transaction import Transaction, Output, OutputScript, TXRefImmutable, Input
from .constants import TXO_TYPES, CLAIM_TYPES
from .util import date_to_julian_day
@ -976,9 +975,7 @@ class Database(SQLiteMixin):
sql.append("LEFT JOIN txi ON (txi.position=0 AND txi.txid=txo.txid)")
return await self.db.execute_fetchall(*query(' '.join(sql), **constraints), read_only=read_only)
async def get_txos(
self, wallet=None, no_tx=False, no_channel_info=False, read_only=False, **constraints
) -> List[Output]:
async def get_txos(self, wallet=None, no_tx=False, no_channel_info=False, read_only=False, **constraints):
include_is_spent = constraints.get('include_is_spent', False)
include_is_my_input = constraints.get('include_is_my_input', False)
include_is_my_output = constraints.pop('include_is_my_output', False)
@ -1204,7 +1201,7 @@ class Database(SQLiteMixin):
addresses = await self.select_addresses(', '.join(cols), read_only=read_only, **constraints)
if 'pubkey' in cols:
for address in addresses:
address['pubkey'] = PublicKey(
address['pubkey'] = PubKey(
self.ledger, address.pop('pubkey'), address.pop('chain_code'),
address.pop('n'), address.pop('depth')
)
@ -1244,18 +1241,6 @@ class Database(SQLiteMixin):
async def set_address_history(self, address, history):
await self._set_address_history(address, history)
async def is_channel_key_used(self, account, key: PublicKey):
channels = await self.get_txos(
accounts=[account], txo_type=TXO_TYPES['channel'],
no_tx=True, no_channel_info=True
)
other_key_bytes = key.pubkey_bytes
for channel in channels:
claim = channel.can_decode_claim
if claim and claim.channel.public_key_bytes == other_key_bytes:
return True
return False
@staticmethod
def constrain_purchases(constraints):
accounts = constraints.pop('accounts', None)

View file

@ -26,7 +26,7 @@ from lbry.wallet.transaction import Transaction, Output
from lbry.wallet.header import Headers, UnvalidatedHeaders
from lbry.wallet.checkpoints import HASHES
from lbry.wallet.constants import TXO_TYPES, CLAIM_TYPES, COIN, NULL_HASH32
from lbry.wallet.bip32 import PublicKey, PrivateKey
from lbry.wallet.bip32 import PubKey, PrivateKey
from lbry.wallet.coinselection import CoinSelector
log = logging.getLogger(__name__)
@ -226,7 +226,7 @@ class Ledger(metaclass=LedgerRegistry):
return account.get_private_key(address_info['chain'], address_info['pubkey'].n)
return None
async def get_public_key_for_address(self, wallet, address) -> Optional[PublicKey]:
async def get_public_key_for_address(self, wallet, address) -> Optional[PubKey]:
match = await self._get_account_and_address_info_for_address(wallet, address)
if match:
_, address_info = match
@ -474,7 +474,6 @@ class Ledger(metaclass=LedgerRegistry):
for address_manager in account.address_managers.values():
await self.subscribe_addresses(address_manager, await address_manager.get_addresses())
await account.ensure_address_gap()
await account.deterministic_channel_keys.ensure_cache_primed()
async def unsubscribe_account(self, account: Account):
for address in await account.get_addresses():
@ -555,7 +554,6 @@ class Ledger(metaclass=LedgerRegistry):
)
remote_history_txids = {txid for txid, _ in remote_history}
async for tx in self.request_synced_transactions(to_request, remote_history_txids, address):
self.maybe_has_channel_key(tx)
pending_synced_history[tx_indexes[tx.id]] = f"{tx.id}:{tx.height}:"
if len(pending_synced_history) % 100 == 0:
log.info("Syncing address %s: %d/%d", address, len(pending_synced_history), len(to_request))
@ -623,12 +621,6 @@ class Ledger(metaclass=LedgerRegistry):
tx.is_verified = merkle_root == header['merkle_root']
return tx
def maybe_has_channel_key(self, tx):
for txo in tx._outputs:
if txo.can_decode_claim and txo.claim.is_channel:
for account in self.accounts:
account.deterministic_channel_keys.maybe_generate_deterministic_key_for_channel(txo)
async def request_transactions(self, to_request: Tuple[Tuple[str, int], ...], cached=False):
batches = [[]]
remote_heights = {}

View file

@ -1,9 +1,19 @@
import struct
import hashlib
import logging
import typing
import asyncio
from binascii import hexlify, unhexlify
from typing import List, Iterable, Optional, Tuple
import ecdsa
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives.serialization import load_der_public_key
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.primitives.asymmetric import ec
from cryptography.hazmat.primitives.asymmetric.utils import Prehashed
from cryptography.exceptions import InvalidSignature
from lbry.error import InsufficientFundsError
from lbry.crypto.hash import hash160, sha256
from lbry.crypto.base58 import Base58
@ -18,7 +28,6 @@ from .constants import COIN, DUST, NULL_HASH32
from .bcd_data_stream import BCDataStream
from .hash import TXRef, TXRefImmutable
from .util import ReadOnlyList
from .bip32 import PrivateKey, PublicKey
if typing.TYPE_CHECKING:
from lbry.wallet.account import Account
@ -213,8 +222,7 @@ class Output(InputOutput):
is_my_output: Optional[bool] = None, is_my_input: Optional[bool] = None,
sent_supports: Optional[int] = None, sent_tips: Optional[int] = None,
received_tips: Optional[int] = None,
channel: Optional['Output'] = None,
private_key: Optional[PrivateKey] = None
channel: Optional['Output'] = None, private_key: Optional[str] = None
) -> None:
super().__init__(tx_ref, position)
self.amount = amount
@ -227,7 +235,7 @@ class Output(InputOutput):
self.sent_tips = sent_tips
self.received_tips = received_tips
self.channel = channel
self.private_key: PrivateKey = private_key
self.private_key = private_key
self.purchase: 'Output' = None # txo containing purchase metadata
self.purchased_claim: 'Output' = None # resolved claim pointed to by purchase
self.purchase_receipt: 'Output' = None # txo representing purchase receipt for this claim
@ -417,15 +425,25 @@ class Output(InputOutput):
]
return sha256(b''.join(pieces))
def get_encoded_signature(self):
signature = hexlify(self.signable.signature)
r = int(signature[:int(len(signature)/2)], 16)
s = int(signature[int(len(signature)/2):], 16)
return ecdsa.util.sigencode_der(r, s, len(signature)*4)
@staticmethod
def is_signature_valid(signature, digest, public_key_bytes):
return PublicKey\
.from_compressed(public_key_bytes)\
.verify(signature, digest)
def is_signature_valid(encoded_signature, signature_digest, public_key_bytes):
try:
public_key = load_der_public_key(public_key_bytes, default_backend())
public_key.verify(encoded_signature, signature_digest, ec.ECDSA(Prehashed(hashes.SHA256())))
return True
except (ValueError, InvalidSignature):
pass
return False
def is_signed_by(self, channel: 'Output', ledger=None):
return self.is_signature_valid(
self.signable.signature,
self.get_encoded_signature(),
self.get_signature_digest(ledger),
channel.claim.channel.public_key_bytes
)
@ -438,27 +456,29 @@ class Output(InputOutput):
self.signable.signing_channel_hash,
self.signable.to_message_bytes()
]))
self.signable.signature = channel.private_key.sign_compact(digest)
self.signable.signature = channel.private_key.sign_digest_deterministic(digest, hashfunc=hashlib.sha256)
self.script.generate()
def sign_data(self, data: bytes, timestamp: str) -> str:
def sign_data(self, data:bytes, timestamp:str) -> str:
pieces = [timestamp.encode(), self.claim_hash, data]
digest = sha256(b''.join(pieces))
signature = self.private_key.sign_compact(digest)
signature = self.private_key.sign_digest_deterministic(digest, hashfunc=hashlib.sha256)
return hexlify(signature).decode()
def clear_signature(self):
self.channel = None
self.signable.clear_signature()
def set_channel_private_key(self, private_key: PrivateKey):
self.private_key = private_key
self.claim.channel.public_key_bytes = private_key.public_key.pubkey_bytes
async def generate_channel_private_key(self):
self.private_key = await asyncio.get_event_loop().run_in_executor(
None, ecdsa.SigningKey.generate, ecdsa.SECP256k1, None, hashlib.sha256
)
self.claim.channel.public_key_bytes = self.private_key.get_verifying_key().to_der()
self.script.generate()
return self.private_key
def is_channel_private_key(self, private_key: PrivateKey):
return self.claim.channel.public_key_bytes == private_key.public_key.pubkey_bytes
def is_channel_private_key(self, private_key):
return self.claim.channel.public_key_bytes == private_key.get_verifying_key().to_der()
@classmethod
def pay_claim_name_pubkey_hash(

View file

@ -203,12 +203,11 @@ class Wallet:
return True
return False
async def unlock(self, password):
def unlock(self, password):
for account in self.accounts:
if account.encrypted:
if not account.decrypt(password):
return False
await account.deterministic_channel_keys.ensure_cache_primed()
self.encryption_password = password
return True

View file

@ -18,7 +18,7 @@ ignore=words,server,rpc,schema,winpaths.py,migrator,undecorated.py
max-parents=10
max-args=10
max-line-length=120
good-names=T,t,n,i,j,k,x,y,s,f,d,h,c,e,op,db,tx,io,cachedproperty,log,id,r,iv,ts,l,pk
good-names=T,t,n,i,j,k,x,y,s,f,d,h,c,e,op,db,tx,io,cachedproperty,log,id,r,iv,ts,l
valid-metaclass-classmethod-first-arg=mcs
disable=
c-extension-no-member,

View file

@ -1,8 +1,5 @@
from binascii import unhexlify
from lbry.testcase import CommandTestCase
from lbry.wallet.dewies import dewies_to_lbc
from lbry.wallet.account import DeterministicChannelKeyManager
def extract(d, keys):
@ -63,30 +60,15 @@ class AccountManagement(CommandTestCase):
self.assertEqual(accounts['items'][0]['name'], 'recreated account')
async def test_wallet_migration(self):
old_id, new_id, valid_key = (
'mi9E8KqFfW5ngktU22pN2jpgsdf81ZbsGY',
'mqs77XbdnuxWN4cXrjKbSoGLkvAHa4f4B8',
'-----BEGIN EC PRIVATE KEY-----\nMHQCAQEEIBZRTZ7tHnYCH3IE9mCo95'
'466L/ShYFhXGrjmSMFJw8eoAcGBSuBBAAK\noUQDQgAEmucoPz9nI+ChZrfhnh'
'0RZ/bcX0r2G0pYBmoNKovtKzXGa8y07D66MWsW\nqXptakqO/9KddIkBu5eJNS'
'UZzQCxPQ==\n-----END EC PRIVATE KEY-----\n'
)
# null certificates should get deleted
self.account.channel_keys = {
new_id: 'not valid key',
'foo': 'bar',
}
await self.channel_create('@foo1')
await self.channel_create('@foo2')
await self.channel_create('@foo3')
keys = list(self.account.channel_keys.keys())
self.account.channel_keys[keys[0]] = None
self.account.channel_keys[keys[1]] = "some invalid junk"
await self.account.maybe_migrate_certificates()
self.assertEqual(self.account.channel_keys, {})
self.account.channel_keys = {
new_id: 'not valid key',
'foo': 'bar',
'invalid address': valid_key,
}
await self.account.maybe_migrate_certificates()
self.assertEqual(self.account.channel_keys, {
new_id: valid_key
})
self.assertEqual(list(self.account.channel_keys.keys()), [keys[2]])
async def assertFindsClaims(self, claim_names, awaitable):
self.assertEqual(claim_names, [txo.claim_name for txo in (await awaitable)['items']])
@ -192,100 +174,3 @@ class AccountManagement(CommandTestCase):
bad_address = address[0:20] + '9999999' + address[27:]
with self.assertRaisesRegex(Exception, f"'{bad_address}' is not a valid address"):
await self.daemon.jsonrpc_account_send('0.1', addresses=[bad_address])
async def test_hybrid_channel_keys(self):
# non-deterministic channel
self.account.channel_keys = {
'mqs77XbdnuxWN4cXrjKbSoGLkvAHa4f4B8':
'-----BEGIN EC PRIVATE KEY-----\nMHQCAQEEIBZRTZ7tHnYCH3IE9mCo95'
'466L/ShYFhXGrjmSMFJw8eoAcGBSuBBAAK\noUQDQgAEmucoPz9nI+ChZrfhnh'
'0RZ/bcX0r2G0pYBmoNKovtKzXGa8y07D66MWsW\nqXptakqO/9KddIkBu5eJNS'
'UZzQCxPQ==\n-----END EC PRIVATE KEY-----\n'
}
channel1 = await self.create_nondeterministic_channel('@foo1', '1.0', unhexlify(
'3056301006072a8648ce3d020106052b8104000a034200049ae7283f3f6723e0a1'
'66b7e19e1d1167f6dc5f4af61b4a58066a0d2a8bed2b35c66bccb4ec3eba316b16'
'a97a6d6a4a8effd29d748901bb9789352519cd00b13d'
))
await self.confirm_tx(channel1['txid'])
# deterministic channel
channel2 = await self.channel_create('@foo2')
await self.stream_create('stream-in-channel1', '0.01', channel_id=self.get_claim_id(channel1))
await self.stream_create('stream-in-channel2', '0.01', channel_id=self.get_claim_id(channel2))
resolved_stream1 = await self.resolve('@foo1/stream-in-channel1')
self.assertEqual('stream-in-channel1', resolved_stream1['name'])
self.assertTrue(resolved_stream1['is_channel_signature_valid'])
resolved_stream2 = await self.resolve('@foo2/stream-in-channel2')
self.assertEqual('stream-in-channel2', resolved_stream2['name'])
self.assertTrue(resolved_stream2['is_channel_signature_valid'])
async def test_deterministic_channel_keys(self):
seed = self.account.seed
keys = self.account.deterministic_channel_keys
# create two channels and make sure they have different keys
channel1a = await self.channel_create('@foo1')
channel2a = await self.channel_create('@foo2')
self.assertNotEqual(
channel1a['outputs'][0]['value']['public_key'],
channel2a['outputs'][0]['value']['public_key'],
)
# start another daemon from the same seed
self.daemon2 = await self.add_daemon(seed=seed)
channel2b, channel1b = (await self.daemon2.jsonrpc_channel_list())['items']
# both daemons end up with the same channel signing keys automagically
self.assertTrue(channel1b.has_private_key)
self.assertEqual(
channel1a['outputs'][0]['value']['public_key_id'],
channel1b.private_key.address
)
self.assertTrue(channel2b.has_private_key)
self.assertEqual(
channel2a['outputs'][0]['value']['public_key_id'],
channel2b.private_key.address
)
# repeatedly calling next channel key returns the same key when not used
current_known = keys.last_known
next_key = await keys.generate_next_key()
self.assertEqual(current_known, keys.last_known)
self.assertEqual(next_key.address, (await keys.generate_next_key()).address)
# again, should be idempotent
next_key = await keys.generate_next_key()
self.assertEqual(current_known, keys.last_known)
self.assertEqual(next_key.address, (await keys.generate_next_key()).address)
# create third channel while both daemons running, second daemon should pick it up
channel3a = await self.channel_create('@foo3')
self.assertEqual(current_known+1, keys.last_known)
self.assertNotEqual(next_key.address, (await keys.generate_next_key()).address)
channel3b, = (await self.daemon2.jsonrpc_channel_list(name='@foo3'))['items']
self.assertTrue(channel3b.has_private_key)
self.assertEqual(
channel3a['outputs'][0]['value']['public_key_id'],
channel3b.private_key.address
)
# channel key cache re-populated after simulated restart
# reset cache
self.account.deterministic_channel_keys = DeterministicChannelKeyManager(self.account)
channel3c, channel2c, channel1c = (await self.daemon.jsonrpc_channel_list())['items']
self.assertFalse(channel1c.has_private_key)
self.assertFalse(channel2c.has_private_key)
self.assertFalse(channel3c.has_private_key)
# repopulate cache
await self.account.deterministic_channel_keys.ensure_cache_primed()
self.assertEqual(self.account.deterministic_channel_keys.last_known, keys.last_known)
channel3c, channel2c, channel1c = (await self.daemon.jsonrpc_channel_list())['items']
self.assertTrue(channel1c.has_private_key)
self.assertTrue(channel2c.has_private_key)
self.assertTrue(channel3c.has_private_key)

View file

@ -1,6 +1,5 @@
import asyncio
import json
from binascii import unhexlify
from lbry.wallet import ENCRYPT_ON_DISK
from lbry.error import InvalidPasswordError
@ -282,19 +281,8 @@ class WalletEncryptionAndSynchronization(CommandTestCase):
)
# Channel Certificate
# non-deterministic channel
self.daemon2.wallet_manager.default_account.channel_keys['mqs77XbdnuxWN4cXrjKbSoGLkvAHa4f4B8'] = (
'-----BEGIN EC PRIVATE KEY-----\nMHQCAQEEIBZRTZ7tHnYCH3IE9mCo95'
'466L/ShYFhXGrjmSMFJw8eoAcGBSuBBAAK\noUQDQgAEmucoPz9nI+ChZrfhnh'
'0RZ/bcX0r2G0pYBmoNKovtKzXGa8y07D66MWsW\nqXptakqO/9KddIkBu5eJNS'
'UZzQCxPQ==\n-----END EC PRIVATE KEY-----\n'
)
channel = await self.create_nondeterministic_channel('@foo', '0.1', unhexlify(
'3056301006072a8648ce3d020106052b8104000a034200049ae7283f3f6723e0a1'
'66b7e19e1d1167f6dc5f4af61b4a58066a0d2a8bed2b35c66bccb4ec3eba316b16'
'a97a6d6a4a8effd29d748901bb9789352519cd00b13d'
), self.daemon2, blocking=True)
await self.confirm_tx(channel['txid'], self.daemon2.ledger)
channel = await daemon2.jsonrpc_channel_create('@foo', '0.1')
await self.confirm_tx(channel.id, self.daemon2.ledger)
# both daemons will have the channel but only one has the cert so far
self.assertItemCount(await daemon.jsonrpc_channel_list(), 1)
@ -326,7 +314,7 @@ class WalletEncryptionAndSynchronization(CommandTestCase):
with self.assertRaisesRegex(AssertionError, "Cannot lock an unencrypted wallet, encrypt first."):
daemon.jsonrpc_wallet_lock()
# safe to call unlock and decrypt, they are no-ops at this point
await daemon.jsonrpc_wallet_unlock('password') # already unlocked
daemon.jsonrpc_wallet_unlock('password') # already unlocked
daemon.jsonrpc_wallet_decrypt() # already not encrypted
daemon.jsonrpc_wallet_encrypt('password')
@ -342,7 +330,7 @@ class WalletEncryptionAndSynchronization(CommandTestCase):
# can't sign transactions with locked wallet
with self.assertRaises(AssertionError):
await daemon.jsonrpc_channel_create('@foo', '1.0')
await daemon.jsonrpc_wallet_unlock('password')
daemon.jsonrpc_wallet_unlock('password')
self.assertEqual(daemon.jsonrpc_wallet_status(), {'is_locked': False, 'is_encrypted': True,
'is_syncing': False})
await daemon.jsonrpc_channel_create('@foo', '1.0')
@ -360,17 +348,10 @@ class WalletEncryptionAndSynchronization(CommandTestCase):
await daemon2.jsonrpc_channel_import(exported)
self.assertTrue(daemon2.jsonrpc_wallet_encrypt('password'))
self.assertTrue(daemon2.jsonrpc_wallet_lock())
self.assertTrue(await daemon2.jsonrpc_wallet_unlock("password"))
self.assertTrue(daemon2.jsonrpc_wallet_unlock("password"))
self.assertEqual(daemon2.jsonrpc_wallet_status(),
{'is_locked': False, 'is_encrypted': True, 'is_syncing': False})
async def test_locking_unlocking_does_not_break_deterministic_channels(self):
self.assertTrue(self.daemon.jsonrpc_wallet_encrypt("password"))
self.assertTrue(self.daemon.jsonrpc_wallet_lock())
self.account.deterministic_channel_keys._private_key = None
self.assertTrue(await self.daemon.jsonrpc_wallet_unlock("password"))
await self.channel_create()
async def test_sync_with_encryption_and_password_change(self):
daemon, daemon2 = self.daemon, self.daemon2
wallet, wallet2 = daemon.wallet_manager.default_wallet, daemon2.wallet_manager.default_wallet
@ -397,8 +378,8 @@ class WalletEncryptionAndSynchronization(CommandTestCase):
# check new password is active
daemon.jsonrpc_wallet_lock()
self.assertFalse(await daemon.jsonrpc_wallet_unlock('password'))
self.assertTrue(await daemon.jsonrpc_wallet_unlock('password2'))
self.assertFalse(daemon.jsonrpc_wallet_unlock('password'))
self.assertTrue(daemon.jsonrpc_wallet_unlock('password2'))
# propagate disk encryption to daemon2
data = await daemon.jsonrpc_sync_apply('password3')
@ -414,4 +395,4 @@ class WalletEncryptionAndSynchronization(CommandTestCase):
self.assertWalletEncrypted(wallet2.storage.path, True)
daemon2.jsonrpc_wallet_lock()
self.assertTrue(await daemon2.jsonrpc_wallet_unlock('password3'))
self.assertTrue(daemon2.jsonrpc_wallet_unlock('password3'))

View file

@ -18,6 +18,12 @@ from lbry.crypto.hash import sha256
log = logging.getLogger(__name__)
def get_encoded_signature(signature):
signature = signature.encode() if isinstance(signature, str) else signature
r = int(signature[:int(len(signature) / 2)], 16)
s = int(signature[int(len(signature) / 2):], 16)
return ecdsa.util.sigencode_der(r, s, len(signature) * 4)
STREAM_TYPES = {
'video': 1,
@ -36,7 +42,7 @@ def verify(channel, data, signature, channel_hash=None):
data
]
return Output.is_signature_valid(
unhexlify(signature['signature']),
get_encoded_signature(signature['signature']),
sha256(b''.join(pieces)),
channel.claim.channel.public_key_bytes
)
@ -1129,17 +1135,17 @@ class ChannelCommands(CommandTestCase):
tx = await self.channel_update(claim_id, bid='4.0')
self.assertEqual(tx['outputs'][0]['amount'], '4.0')
await self.assertBalance(self.account, '5.991503')
await self.assertBalance(self.account, '5.991447')
# not enough funds
with self.assertRaisesRegex(
InsufficientFundsError, "Not enough funds to cover this transaction."):
await self.channel_create('@foo2', '9.0')
self.assertItemCount(await self.daemon.jsonrpc_channel_list(), 1)
await self.assertBalance(self.account, '5.991503')
await self.assertBalance(self.account, '5.991447')
# spend exactly amount available, no change
tx = await self.channel_create('@foo3', '5.981322')
tx = await self.channel_create('@foo3', '5.981266')
await self.assertBalance(self.account, '0.0')
self.assertEqual(len(tx['outputs']), 1) # no change
self.assertItemCount(await self.daemon.jsonrpc_channel_list(), 2)
@ -1257,7 +1263,7 @@ class ChannelCommands(CommandTestCase):
await daemon2.jsonrpc_channel_import(exported_data)
channels = (await daemon2.jsonrpc_channel_list())['items']
self.assertEqual(1, len(channels))
self.assertEqual(channel_private_key.private_key_bytes, channels[0].private_key.private_key_bytes)
self.assertEqual(channel_private_key.to_string(), channels[0].private_key.to_string())
# second wallet can't update until channel is sent to it
with self.assertRaisesRegex(AssertionError, 'Cannot find private key for signing output.'):

View file

@ -1796,7 +1796,7 @@ def generate_signed_legacy(address: bytes, output: Output):
claim.SerializeToString(),
output.claim_hash[::-1]
]))
signature = output.private_key.sign_compact(digest)
signature = output.private_key.sign_digest_deterministic(digest, hashfunc=hashlib.sha256)
claim.publisherSignature.version = 1
claim.publisherSignature.signatureType = 1
claim.publisherSignature.signature = signature

View file

@ -31,9 +31,7 @@ class BasicTransactionTest(IntegrationTestCase):
channel_txo = Output.pay_claim_name_pubkey_hash(
l2d('1.0'), '@bar', channel, self.account.ledger.address_to_hash160(address1)
)
channel_txo.set_channel_private_key(
await self.account.generate_channel_private_key()
)
await channel_txo.generate_channel_private_key()
channel_txo.script.generate()
channel_tx = await Transaction.create([], [channel_txo], [self.account], self.account)

View file

@ -138,7 +138,9 @@ class TestTypesV1Compatibility(TestCase):
channel = cert.channel
self.assertEqual(
channel.public_key,
'033878b1edd4a1373149909ef03f4339f6da9c2bd2214c040fd2e530463ffe6609'
'3056301006072a8648ce3d020106052b8104000a034200043878b1edd4a1373149909ef03f4339f6da9c2b'
'd2214c040fd2e530463ffe66098eca14fc70b50ff3aefd106049a815f595ed5a13eda7419ad78d9ed7ae47'
'3f17'
)
def test_unsigned_with_fee(self):

View file

@ -1,11 +1,7 @@
import asyncio
from binascii import hexlify
from lbry.testcase import AsyncioTestCase
from lbry.wallet import (
Wallet, Ledger, Database, Headers,
Account, SingleKey, HierarchicalDeterministic,
DeterministicChannelKeyManager
)
from lbry.wallet import Wallet, Ledger, Database, Headers, Account, SingleKey, HierarchicalDeterministic
class TestAccount(AsyncioTestCase):

View file

@ -1,7 +1,7 @@
from binascii import unhexlify, hexlify
from lbry.testcase import AsyncioTestCase
from lbry.wallet.bip32 import PublicKey, PrivateKey, from_extended_key_string
from lbry.wallet.bip32 import PubKey, PrivateKey, from_extended_key_string
from lbry.wallet import Ledger, Database, Headers
from tests.unit.wallet.key_fixtures import expected_ids, expected_privkeys, expected_hardened_privkeys
@ -11,24 +11,24 @@ class BIP32Tests(AsyncioTestCase):
def test_pubkey_validation(self):
with self.assertRaisesRegex(TypeError, 'chain code must be raw bytes'):
PublicKey(None, None, 1, None, None, None)
PubKey(None, None, 1, None, None, None)
with self.assertRaisesRegex(ValueError, 'invalid chain code'):
PublicKey(None, None, b'abcd', None, None, None)
PubKey(None, None, b'abcd', None, None, None)
with self.assertRaisesRegex(ValueError, 'invalid child number'):
PublicKey(None, None, b'abcd'*8, -1, None, None)
PubKey(None, None, b'abcd'*8, -1, None, None)
with self.assertRaisesRegex(ValueError, 'invalid depth'):
PublicKey(None, None, b'abcd'*8, 0, 256, None)
PubKey(None, None, b'abcd'*8, 0, 256, None)
with self.assertRaisesRegex(TypeError, 'pubkey must be raw bytes'):
PublicKey(None, None, b'abcd'*8, 0, 255, None)
PubKey(None, None, b'abcd'*8, 0, 255, None)
with self.assertRaisesRegex(ValueError, 'pubkey must be 33 bytes'):
PublicKey(None, b'abcd', b'abcd'*8, 0, 255, None)
PubKey(None, b'abcd', b'abcd'*8, 0, 255, None)
with self.assertRaisesRegex(ValueError, 'invalid pubkey prefix byte'):
PublicKey(
PubKey(
None,
unhexlify('33d1a3dc8155673bc1e2214fa493ccc82d57961b66054af9b6b653ac28eeef3ffe'),
b'abcd'*8, 0, 255, None
)
pubkey = PublicKey( # success
pubkey = PubKey( # success
None,
unhexlify('03d1a3dc8155673bc1e2214fa493ccc82d57961b66054af9b6b653ac28eeef3ffe'),
b'abcd'*8, 0, 1, None
@ -37,7 +37,7 @@ class BIP32Tests(AsyncioTestCase):
pubkey.child(-1)
for i in range(20):
new_key = pubkey.child(i)
self.assertIsInstance(new_key, PublicKey)
self.assertIsInstance(new_key, PubKey)
self.assertEqual(hexlify(new_key.identifier()), expected_ids[i])
async def test_private_key_validation(self):
@ -60,7 +60,7 @@ class BIP32Tests(AsyncioTestCase):
self.assertEqual(
ec_point[1], 86198965946979720220333266272536217633917099472454294641561154971209433250106
)
self.assertEqual('bUDcmraBp2zCV3QWmVVeQaEgepbs1b2gC9', private_key.address)
self.assertEqual('bUDcmraBp2zCV3QWmVVeQaEgepbs1b2gC9', private_key.address())
with self.assertRaisesRegex(ValueError, 'invalid BIP32 private key child number'):
private_key.child(-1)
self.assertIsInstance(private_key.child(PrivateKey.HARDENED), PrivateKey)
@ -100,5 +100,5 @@ class BIP32Tests(AsyncioTestCase):
ledger,
'xpub661MyMwAqRbcF84AR8yfHoMzf4S2ct6mPJtvBtvNeyN9hBHuZ6uGJszkTSn5fQUCdz3XU17eBzFeAUwV6f'
'iW44g14WF52fYC5J483wqQ5ZP',
), PublicKey
), PubKey
)

View file

@ -2,13 +2,10 @@ from binascii import unhexlify
from lbry.testcase import AsyncioTestCase
from lbry.wallet.constants import CENT, NULL_HASH32
from lbry.wallet.bip32 import PrivateKey, KeyPath
from lbry.wallet.mnemonic import Mnemonic
from lbry.wallet import Ledger, Database, Headers, Transaction, Input, Output
from lbry.schema.claim import Claim
from lbry.crypto.hash import sha256
def get_output(amount=CENT, pubkey_hash=NULL_HASH32):
return Transaction() \
.add_outputs([Output.pay_pubkey_hash(amount, pubkey_hash)]) \
@ -24,11 +21,8 @@ def get_tx():
async def get_channel(claim_name='@foo'):
seed = Mnemonic.mnemonic_to_seed(Mnemonic().make_seed(), '')
key = PrivateKey.from_seed(Ledger, seed)
channel_key = key.child(KeyPath.CHANNEL).child(0)
channel_txo = Output.pay_claim_name_pubkey_hash(CENT, claim_name, Claim(), b'abc')
channel_txo.set_channel_private_key(channel_key)
await channel_txo.generate_channel_private_key()
get_tx().add_outputs([channel_txo])
return channel_txo
@ -120,109 +114,6 @@ class TestValidatingOldSignatures(AsyncioTestCase):
self.assertTrue(stream.is_signed_by(channel, ledger))
def test_another_signed_claim_made_by_ytsync(self):
stream_tx = Transaction(unhexlify(
b'010000000185870fabdd6bd2d57749afebc0b239e8d0ebeb6f3647d6cfcabd5ea2200ac632010000006b4'
b'83045022100877c86de154e39f21959bc2157865071924adb7930a7a8910714f27398cd2689022074270f'
b'074ae260fff319d5e0c030691821bc75b82ff0179898ac3eaeda4123eb01210200328f7f001f22ea25d72'
b'ba37379e3065020c4d8371d9199dc4e3770084e26b9ffffffff0240420f0000000000fdcc05b527746865'
b'2d637269746963616c2d6e6565642d666f722d696e646570656e64656e742d6d656469614d85050191bba'
b'd064bdc455b9ebddeeb559686b13f027615384ec7c9d981c3c21a6e3d723a654e86bd707d21174c4f697f'
b'5080cf367a3b2dfc059e6cc14a962631df69b9886f4d8b97cb339b14633966fd5ac7d75edacdf30ac5010'
b'a90010a304af34d1c1467ebfc8785e2a49c7d5bec3cc6db94db858f1dcf95e4256564fba586d6e01f496d'
b'f2a34344e021d2725ffd12197468652d637269746963616c2d6e6565642d666f722e6d703418ee97eac10'
b'22209766964656f2f6d70343230ba13e6b667a9acef7e1b1caa88b9eb1d4680dea84b1d3e838266595805'
b'ab3343855c20af35012f942ce0d5111ce080331a1f436f7079726967687465642028636f6e74616374207'
b'075626c69736865722928e2e3c98d065a0908800f10b80818f314423954686520437269746963616c204e'
b'65656420666f7220496e646570656e64656e74204d65646961207c20476c656e6e20477265656e77616c6'
b'44af006496e636c7564657320616e20696e74726f64756374696f6e20627920546f6d20576f6f64732e20'
b'5265636f7264656420696e204c616b65204a61636b736f6e2c2054657861732c206f6e20446563656d626'
b'57220342c20323032312e0a0a526f6e205061756c27732074776f2063616d706169676e7320666f722070'
b'7265736964656e7420283230303820616e64203230313229207765726520776174657273686564206d6f6'
b'd656e747320666f72206c6962657274792d6d696e6465642070656f706c652061726f756e642074686520'
b'776f726c642e205468652022526f6e205061756c205265766f6c7574696f6e22e2809463656e746572656'
b'42061726f756e642068697320756e64696c75746564206d657373616765206f662070656163652c207072'
b'6f70657274792c20616e64206d61726b657473e280946368616e6765642074686520776179206d696c6c6'
b'96f6e732074686f756768742061626f75742074686520416d65726963616e20656d7069726520616e6420'
b'74686520416d65726963616e2066696e616e6369616c2073797374656d2e2044722e205061756c2773206'
b'66f637573206f6e2063656e7472616c2062616e6b696e6720616e6420666f726569676e20706f6c696379'
b'2063617567687420706f6c6974696369616e7320616e642070756e64697473206f66662067756172642c2'
b'0666f7263696e67207468656d20746f20736372616d626c6520666f72206578706c616e6174696f6e7320'
b'6f66206f7572204d6964646c65204561737420706f6c69637920616e6420536f766965742d7374796c652'
b'063656e7472616c20706c616e6e696e6720617420746865204665642e20506f6c697469637320696e2041'
b'6d657269636120686173206e6f74206265656e207468652073616d652073696e636520746865202247697'
b'56c69616e69206d6f6d656e742220616e642022456e6420746865204665642e222054686520526f6e2050'
b'61756c205265766f6c7574696f6e2077617320626f7468206120706f6c69746963616c20616e642063756'
b'c747572616c207068656e6f6d656e6f6e2e0a0a303a303020496e74726f64756374696f6e20627920546f'
b'6d20576f6f64730a343a323720476c656e6e20477265656e77616c640a2e2e2e0a68747470733a2f2f777'
b'7772e796f75747562652e636f6d2f77617463683f763d4e4b70706d52467673453052292a276874747073'
b'3a2f2f7468756d626e61696c732e6c6272792e636f6d2f4e4b70706d5246767345305a046e6577735a096'
b'3617468656472616c5a0f636f72706f72617465206d656469615a08637269746963616c5a0f676c656e6e'
b'20677265656e77616c645a0b696e646570656e64656e745a0a6a6f75726e616c69736d5a056d656469615'
b'a056d697365735a08706f6c69746963735a0a70726f706167616e64615a08726f6e207061756c5a057472'
b'757468620208016d7576a9140969964db5b5744e2d2d0de797f5904efc80d02188acc8814200000000001'
b'976a91439086597f9cfc066f4749b8bb245bf561714fda888ac00000000'
))
stream = stream_tx.outputs[0]
channel_tx = Transaction(unhexlify(
b'01000000011d47b91b409b317e427adb87ec4b0bfc9fad2abf6ec3296f41918e4b3cb9d4e7010000006a4'
b'7304402205e53ef7fc643ed00f0240dd1c3302b82141f481ed071cbcdd6b6ec6166ffd4e002203eb28ce6'
b'39f80253f66ff3bf45288a60133d7f5625217d1ecf3b57da440b559f012103b852d61074eb995b702a800'
b'f284e937ece4fea7f023beb70e6b0d1bff36d64b9ffffffff0240420f0000000000fdde01b506406d6973'
b'65734db801001299010a583056301006072a8648ce3d020106052b8104000a034200047ddb1d639d7bdd0'
b'953d9ab0bf9e971a632f85f9823c1d85780aa3e0a702b503c2962d00f67360e803514bf5864710925aacb'
b'effd9597532c7e60eb21b4e3fd03223d2a3b68747470733a2f2f7468756d626e61696c732e6c6272792e6'
b'36f6d2f62616e6e65722d55436d54362d43684b7061694956753266684549734e7451420a6d697365736d'
b'656469614ad401466561747572656420766964656f732066726f6d20746865204d6973657320496e73746'
b'9747574652e20546865204d6973657320496e737469747574652070726f6d6f7465732041757374726961'
b'6e2065636f6e6f6d6963732c2066726565646f6d2c20616e6420706561636520696e20746865206c69626'
b'572616c20696e74656c6c65637475616c20747261646974696f6e206f66204c756477696720766f6e204d'
b'69736573207468726f7567682072657365617263682c207075626c697368696e672c20616e64206564756'
b'36174696f6e2e52362a3468747470733a2f2f7468756d626e61696c732e6c6272792e636f6d2f55436d54'
b'362d43684b7061694956753266684549734e74516d7576a914cd77ded2400e6569f03a2580244bb395f95'
b'f91fc88ac344ab701000000001976a914cabdbfce726d2fda92ffe0041a4303f6c6c34cda88ac00000000'
))
channel = channel_tx.outputs[0]
ledger = Ledger({
'db': Database(':memory:'),
'headers': Headers(':memory:')
})
self.assertTrue(stream.is_signed_by(channel, ledger))
def test_claim_signed_using_ecdsa_validates_with_coincurve(self):
channel_tx = Transaction(unhexlify(
"0100000001b91d829283c0d80cb8113d5f36b6da3dfe9df3e783f158bfb3fd1b2b178d7fc9010000006b48"
"3045022100f4e2b4ee38388c3d3a62f4b12fdd413f6f140168e85884bbeb33a3f2d3159ef502201721200f"
"4a4f3b87484d4f47c9054e31cd3ba451dd3886a7f9f854893e7c8cf90121023f9e906e0c120f3bf74feb40"
"f01ddeafbeb1856d91938c3bef25bed06767247cffffffff0200e1f5050000000081b505406368616e4c5d"
"00125a0a583056301006072a8648ce3d020106052b8104000a03420004d7fa13fd8e57f3a0b878eaaf3d17"
"9144d25ddbe4a3e4440a661f51b4134c6a13c9c98678ff8411932e60fd97d7baf03ea67ebcc21097230cfb"
"2241348aadb55e6d7576a9149c6d700f89c77f0e8c650ba05656f8f2392782d388acf47c95350000000019"
"76a914d9502233e0e1fc76e13e36c546f704c3124d5eaa88ac00000000"
))
channel = channel_tx.outputs[0]
stream_tx = Transaction(unhexlify(
"010000000116a1d90763f2e3a2348c7fb438a23f232b15e3ffe3f058c3b2ab52c8bed8dcb5010000006b48"
"30450221008f38561b3a16944c63b4f4f1562f1efe1b2060f31d249e234003ee5e3461756f02205773c99e"
"83c968728e4f2433a13871c6ad23f6c10368ac52fa62a09f3f7ef5fd012102597f39845b98e2415b777aa0"
"3849d346d287af7970deb05f11214b3418ae9d82ffffffff0200e1f50500000000fd0c01b505636c61696d"
"4ce8012e6e40fa5fee1b915af3b55131dcbcebee34ab9148292b084ce3741f2e0db49783f3d854ac885f2b"
"6304a76ef7048046e338dd414ba4c64e8468651768ffaaf550c8560637ac8c477ea481ac2a9264097240f4"
"ab0a90010a8d010a3056bf5dbae43f77a63d075b0f2ae9c7c3e3098db93779c7f9840da0f4db9c2f8c8454"
"f4edd1373e2b64ee2e68350d916e120b746d706c69647879363171180322186170706c69636174696f6e2f"
"6f637465742d73747265616d3230f293f5acf4310562d4a41f6620167fe6d83761a98d36738908ce5c8776"
"1642710e55352a396276a42eda92ff5856f46f6d7576a91434bd3dc4c45cc0635eb2ad5da658727e5442ca"
"0f88ace82f902f000000001976a91427b27c89eaebf68d063c107241584c07e5a6ccc688ac00000000"
))
stream = stream_tx.outputs[0]
ledger = Ledger({'db': Database(':memory:'), 'headers': Headers(':memory:')})
self.assertTrue(stream.is_signed_by(channel, ledger))
class TestValidateSignContent(AsyncioTestCase):
@ -230,10 +121,13 @@ class TestValidateSignContent(AsyncioTestCase):
some_content = "MEANINGLESS CONTENT AEE3353320".encode()
timestamp_str = "1630564175"
channel = await get_channel()
stream = get_stream()
signature = channel.sign_data(some_content, timestamp_str)
stream.signable.signature = unhexlify(signature.encode())
encoded_signature = stream.get_encoded_signature()
pieces = [timestamp_str.encode(), channel.claim_hash, some_content]
self.assertTrue(Output.is_signature_valid(
unhexlify(signature.encode()),
encoded_signature,
sha256(b''.join(pieces)),
channel.claim.channel.public_key_bytes
))