def Create_wallet_file():
# create the clinet object
devices = Wait_for_devices()
transport = Choose_device(devices)
client = TrezorClient(transport)
# Label your wallet, something like 'lumen'.
print('Please provide label for new drive: ')
label = input()
print('Computer asked TREZOR for new strong password.\n')
print('Please confirm action on your device.\n')
trezor_entropy = client.get_entropy(32)
urandom_entropy = os.urandom(32)
passw = hashlib.sha256(trezor_entropy + urandom_entropy).digest()
if len(passw) != 32:
raise Exception("32 bytes password expected")
bip32_path = [10, 0]
passw_encrypted = client.encrypt_keyvalue(bip32_path, label, passw, False, True)
wallet_info = {'label': label,
'bip32_path': bip32_path,
'password_encrypted_hex': binascii.hexlify(passw_encrypted).decode(),
'Address':Keypair.from_raw_seed(passw).address().decode()}
#Store the wallet Information
with open('Stellar_wallet.json', 'w') as fp:
json.dump(wallet_info, fp)
print('Please disconnect your Trezor hardware wallet.')
def Trezor_Access():
'''Asking access to the Trezor wallet and generate the stellar keypair.'''
devices = Wait_for_devices()
transport = Choose_device(devices)
client = TrezorClient(transport)
data = Get_data()
print('Please confirm action on your device.\n')
passw = client.decrypt_keyvalue(data['bip32_path'],
data['label'],
binascii.unhexlify(data['password_encrypted_hex'].encode()),
False, True)
kp = Keypair.from_raw_seed(passw)
return kp
def get_kp(self):
return Keypair.from_raw_seed(sha256(self.seed).digest())
def account_keypair(seed, account_number):
"""Return the account keypair for a 64-byte binary seed and account_number."""
from stellar_base.keypair import Keypair
acc_seed = derive_along_path(ACCOUNT_PATH_FORMAT % account_number, seed)
return Keypair.from_raw_seed(acc_seed)