def test_reset_device(self):
# No PIN, no passphrase
external_entropy = b'zlutoucky kun upel divoke ody' * 2
strength = 128
ret = self.client.call_raw(
proto.ResetDevice(display_random=False,
strength=strength,
passphrase_protection=False,
pin_protection=False,
language='english',
label='test'))
# Provide entropy
self.assertIsInstance(ret, proto.EntropyRequest)
internal_entropy = self.client.debug.read_reset_entropy()
resp = self.client.call_raw(proto.EntropyAck(entropy=external_entropy))
# Generate mnemonic locally
entropy = generate_entropy(strength, internal_entropy,
external_entropy)
expected_mnemonic = Mnemonic('english').to_mnemonic(entropy)
# Explainer Dialog
self.assertIsInstance(resp, proto.ButtonRequest)
self.client.debug.press_yes()
resp = self.client.call_raw(proto.ButtonAck())
mnemonic = []
while isinstance(resp, proto.ButtonRequest):
mnemonic.append(self.client.debug.read_reset_word())
self.client.debug.press_yes()
resp = self.client.call_raw(proto.ButtonAck())
mnemonic = ' '.join(mnemonic)
# Compare that device generated proper mnemonic for given entropies
self.assertEqual(mnemonic, expected_mnemonic)
self.assertIsInstance(resp, proto.Success)
# Compare that second pass printed out the same mnemonic once again
self.assertEqual(mnemonic, expected_mnemonic)
# Check if device is properly initialized
resp = self.client.call_raw(proto.Initialize())
self.assertFalse(resp.pin_protection)
self.assertFalse(resp.passphrase_protection)
# Do passphrase-protected action, PassphraseRequest should NOT be raised
resp = self.client.call_raw(proto.Ping(passphrase_protection=True))
self.assertIsInstance(resp, proto.Success)
# Do PIN-protected action, PinRequest should NOT be raised
resp = self.client.call_raw(proto.Ping(pin_protection=True))
self.assertIsInstance(resp, proto.Success)
def test_reset_and_recover(self):
for strength in (128, 192, 256):
external_entropy = self.client._get_local_entropy()
ret = self.client.call_raw(proto.ResetDevice(display_random=False,
strength=strength,
passphrase_protection=False,
pin_protection=False,
language='english',
label='test'))
# Provide entropy
self.assertIsInstance(ret, proto.EntropyRequest)
resp = self.client.call_raw(proto.EntropyAck(entropy=external_entropy))
mnemonic = []
while isinstance(resp, proto.ButtonRequest):
mnemonic.append(self.client.debug.read_reset_word())
self.client.debug.press_yes()
resp = self.client.call_raw(proto.ButtonAck())
mnemonic = ' '.join(mnemonic)
# wipe device
ret = self.client.call_raw(proto.WipeDevice())
self.client.debug.press_yes()
ret = self.client.call_raw(proto.ButtonAck())
# recover devce
ret = self.client.call_raw(proto.RecoveryDevice(word_count=(strength/32*3),
passphrase_protection=False,
pin_protection=False,
label='label',
language='english',
enforce_wordlist=True,
use_character_cipher=True))
mnemonic_words = mnemonic.split(' ')
for index, word in enumerate(mnemonic_words):
for character in word:
self.assertIsInstance(ret, proto.CharacterRequest)
cipher = self.client.debug.read_recovery_cipher()
encoded_character = cipher[ord(character) - 97]
ret = self.client.call_raw(proto.CharacterAck(character=encoded_character))
auto_completed = self.client.debug.read_recovery_auto_completed_word()
if word == auto_completed:
if len(mnemonic_words) != index + 1:
ret = self.client.call_raw(proto.CharacterAck(character=' '))
break
# Send final ack
self.assertIsInstance(ret, proto.CharacterRequest)
ret = self.client.call_raw(proto.CharacterAck(done=True))
# Workflow succesfully ended
self.assertIsInstance(ret, proto.Success)
self.client.init_device()
self.assertEqual(self.client.debug.read_mnemonic(), mnemonic)
# wipe device
ret = self.client.call_raw(proto.WipeDevice())
self.client.debug.press_yes()
ret = self.client.call_raw(proto.ButtonAck())