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trezor-firmware/tests/device_tests/common.py
2017-07-05 12:55:38 +02:00

103 lines
4.0 KiB
Python

# This file is part of the TREZOR project.
#
# Copyright (C) 2012-2016 Marek Palatinus <slush@satoshilabs.com>
# Copyright (C) 2012-2016 Pavol Rusnak <stick@satoshilabs.com>
#
# This library is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This library 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this library. If not, see <http://www.gnu.org/licenses/>.
from __future__ import print_function
import unittest
import hashlib
from trezorlib.client import TrezorClient, TrezorClientDebugLink
from trezorlib import tx_api
import config
tx_api.cache_dir = '../txcache'
class TrezorTest(unittest.TestCase):
def setUp(self):
transport = config.TRANSPORT(*config.TRANSPORT_ARGS, **config.TRANSPORT_KWARGS)
if hasattr(config, 'DEBUG_TRANSPORT'):
debug_transport = config.DEBUG_TRANSPORT(*config.DEBUG_TRANSPORT_ARGS, **config.DEBUG_TRANSPORT_KWARGS)
self.client = TrezorClientDebugLink(transport)
self.client.set_debuglink(debug_transport)
else:
self.client = TrezorClient(transport)
self.client.set_tx_api(tx_api.TxApiBitcoin)
# self.client.set_buttonwait(3)
# 1 2 3 4 5 6 7 8 9 10 11 12
self.mnemonic12 = 'alcohol woman abuse must during monitor noble actual mixed trade anger aisle'
self.mnemonic18 = 'owner little vague addict embark decide pink prosper true fork panda embody mixture exchange choose canoe electric jewel'
self.mnemonic24 = 'dignity pass list indicate nasty swamp pool script soccer toe leaf photo multiply desk host tomato cradle drill spread actor shine dismiss champion exotic'
self.mnemonic_all = ' '.join(['all'] * 12)
self.pin4 = '1234'
self.pin6 = '789456'
self.pin8 = '45678978'
self.client.wipe_device()
print("Setup finished")
print("--------------")
def setup_mnemonic_allallall(self):
self.client.load_device_by_mnemonic(mnemonic=self.mnemonic_all, pin='', passphrase_protection=False, label='test', language='english')
def setup_mnemonic_nopin_nopassphrase(self):
self.client.load_device_by_mnemonic(mnemonic=self.mnemonic12, pin='', passphrase_protection=False, label='test', language='english')
def setup_mnemonic_pin_nopassphrase(self):
self.client.load_device_by_mnemonic(mnemonic=self.mnemonic12, pin=self.pin4, passphrase_protection=False, label='test', language='english')
def setup_mnemonic_pin_passphrase(self):
self.client.load_device_by_mnemonic(mnemonic=self.mnemonic12, pin=self.pin4, passphrase_protection=True, label='test', language='english')
def tearDown(self):
self.client.close()
def generate_entropy(strength, internal_entropy, external_entropy):
'''
strength - length of produced seed. One of 128, 192, 256
random - binary stream of random data from external HRNG
'''
if strength not in (128, 192, 256):
raise Exception("Invalid strength")
if not internal_entropy:
raise Exception("Internal entropy is not provided")
if len(internal_entropy) < 32:
raise Exception("Internal entropy too short")
if not external_entropy:
raise Exception("External entropy is not provided")
if len(external_entropy) < 32:
raise Exception("External entropy too short")
entropy = hashlib.sha256(internal_entropy + external_entropy).digest()
entropy_stripped = entropy[:strength // 8]
if len(entropy_stripped) * 8 != strength:
raise Exception("Entropy length mismatch")
return entropy_stripped