def make_address_electrum(mnemonic: str,
second: str,
num: int = 0,
script: str = 'p2wpkh',
path: str = 'wallet.db',
remove: bool = True):
if electrum is None:
raise ImportError(
'Unable to import electrum. Follow README instructions.')
if len(second) < MIN_LEN_PASSWORD:
raise ValueError(
f'Password too short {len(second)} < {MIN_LEN_PASSWORD}')
script_types = ('p2pkh', 'p2wpkh', 'p2wpkh-p2sh')
if script not in script_types:
raise ValueError(f'Script {script} must be noe of {script_types}')
if os.path.exists(path):
os.unlink(path)
language = 'english'
seed = Mnemonic(language).to_seed(mnemonic).hex()
derivation = None
if script == 'p2wpkh':
derivation = "m/84'/0'/0'"
elif script == 'p2wpkh-p2sh':
derivation = "m/49'/0'/0'"
elif script == 'p2pkh':
script = 'standard'
derivation = "m/44'/0'/0'"
ks = keystore.from_bip39_seed(mnemonic, second, derivation, xtype=script)
db = WalletDB('', manual_upgrades=False)
db.put('keystore', ks.dump())
db.put('wallet_type', 'standard')
storage = WalletStorage(path)
wallet = Wallet(db, storage, config=SimpleConfig())
if not storage.file_exists():
wallet.update_password(old_pw=None,
new_pw=second,
encrypt_storage=True)
wallet.synchronize()
wallet.save_db()
addr = wallet.get_receiving_addresses()[num]
wif = wallet.export_private_key(addr, password=second)
if remove:
os.unlink(path)
return AddressResult(address=addr, wif=wif, num=num)
class ElectrumWallet:
"""
An Electrum wallet wrapper
"""
def __init__(self, name, config):
"""
Initializes new electrum wallet instance
@param name: Name of the wallet
@param config: Configuration dictionary e.g {
'server': 'localhost:7777:s',
'rpc_user': '******',
'rpc_pass_': 'pass',
'electrum_path': '/opt/var/data/electrum',
'seed': '....',
'fee': 10000,
'testnet': 1
}
"""
self._name = name
self._config = config
self._config['testnet'] = bool(self._config['testnet'])
if self._config['testnet'] is True:
constants.set_testnet()
self._config['verbos'] = False
self._electrum_config = SimpleConfig(self._config)
self._wallet_path = os.path.join(self._electrum_config.path, 'wallets',
self._name)
self._storage = WalletStorage(path=self._wallet_path)
if not self._storage.file_exists():
self._electrum_config.set_key('default_wallet_path',
self._wallet_path)
k = keystore.from_seed(self._config['seed'],
self._config['passphrase'], False)
k.update_password(None, self._config['password'])
self._storage.put('keystore', k.dump())
self._storage.put('wallet_type', 'standard')
self._storage.put('use_encryption', bool(self._config['password']))
self._storage.write()
self._wallet = Wallet(self._storage)
# self._server = daemon.get_server(self._electrum_config)
self._network = Network(self._electrum_config)
self._network.start()
self._wallet.start_threads(self._network)
self._wallet.synchronize()
self._wallet.wait_until_synchronized()
self._wallet.stop_threads()
self._wallet.storage.write()
else:
self._network = None
self._wallet = self._wallet = Wallet(self._storage)
self._commands = Commands(config=self._electrum_config,
wallet=self._wallet,
network=self._network)
self._init_commands()
def _init_commands(self):
"""
Scans the electrum commands class and binds all its methods to this class
"""
execlude_cmd = lambda item: (not item[0].startswith('_')) and item[
0] not in EXECLUDED_COMMANDS
for name, func in filter(
execlude_cmd,
inspect.getmembers(self._commands, inspect.ismethod)):
setattr(self, name, func)
from electrum.wallet import Wallet
class InMemoryWalletStorage(dict):
def put(self, key, value, _save):
self[key] = value
storage = InMemoryWalletStorage()
wallet = Wallet(storage)
# print(wallet)
wallet.synchronize() # generates addresses up to the gap limit.
