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trezor-firmware/tests/device_tests/test_msg_resetdevice_bip39.py

234 lines
8.1 KiB
Python

# This file is part of the Trezor project.
#
# Copyright (C) 2012-2019 SatoshiLabs and contributors
#
# This library is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License version 3
# as published by the Free Software Foundation.
#
# 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 License along with this library.
# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
import pytest
from mnemonic import Mnemonic
from trezorlib import device, messages as proto
from ..common import generate_entropy
@pytest.mark.skip_t2
class TestMsgResetDevice:
@pytest.mark.setup_client(uninitialized=True)
def test_reset_device(self, client):
# No PIN, no passphrase
external_entropy = b"zlutoucky kun upel divoke ody" * 2
strength = 128
ret = client.call_raw(
proto.ResetDevice(
display_random=False,
strength=strength,
passphrase_protection=False,
pin_protection=False,
language="en-US",
label="test",
)
)
assert isinstance(ret, proto.ButtonRequest)
client.debug.press_yes()
ret = client.call_raw(proto.ButtonAck())
# Provide entropy
assert isinstance(ret, proto.EntropyRequest)
internal_entropy = client.debug.read_reset_entropy()
ret = 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)
mnemonic = []
for _ in range(strength // 32 * 3):
assert isinstance(ret, proto.ButtonRequest)
mnemonic.append(client.debug.read_reset_word())
client.debug.press_yes()
client.call_raw(proto.ButtonAck())
mnemonic = " ".join(mnemonic)
# Compare that device generated proper mnemonic for given entropies
assert mnemonic == expected_mnemonic
mnemonic = []
for _ in range(strength // 32 * 3):
assert isinstance(ret, proto.ButtonRequest)
mnemonic.append(client.debug.read_reset_word())
client.debug.press_yes()
resp = client.call_raw(proto.ButtonAck())
assert isinstance(resp, proto.Success)
mnemonic = " ".join(mnemonic)
# Compare that second pass printed out the same mnemonic once again
assert mnemonic == expected_mnemonic
# Check if device is properly initialized
resp = client.call_raw(proto.Initialize())
assert resp.initialized is True
assert resp.needs_backup is False
assert resp.pin_protection is False
assert resp.passphrase_protection is False
# Do passphrase-protected action, PassphraseRequest should NOT be raised
resp = client.call_raw(proto.Ping(passphrase_protection=True))
assert isinstance(resp, proto.Success)
# Do PIN-protected action, PinRequest should NOT be raised
resp = client.call_raw(proto.Ping(pin_protection=True))
assert isinstance(resp, proto.Success)
@pytest.mark.setup_client(uninitialized=True)
def test_reset_device_pin(self, client):
external_entropy = b"zlutoucky kun upel divoke ody" * 2
strength = 128
ret = client.call_raw(
proto.ResetDevice(
display_random=True,
strength=strength,
passphrase_protection=True,
pin_protection=True,
language="en-US",
label="test",
)
)
# Do you want ... ?
assert isinstance(ret, proto.ButtonRequest)
client.debug.press_yes()
ret = client.call_raw(proto.ButtonAck())
# Entropy screen #1
assert isinstance(ret, proto.ButtonRequest)
client.debug.press_yes()
ret = client.call_raw(proto.ButtonAck())
# Entropy screen #2
assert isinstance(ret, proto.ButtonRequest)
client.debug.press_yes()
ret = client.call_raw(proto.ButtonAck())
assert isinstance(ret, proto.PinMatrixRequest)
# Enter PIN for first time
pin_encoded = client.debug.encode_pin("654")
ret = client.call_raw(proto.PinMatrixAck(pin=pin_encoded))
assert isinstance(ret, proto.PinMatrixRequest)
# Enter PIN for second time
pin_encoded = client.debug.encode_pin("654")
ret = client.call_raw(proto.PinMatrixAck(pin=pin_encoded))
# Provide entropy
assert isinstance(ret, proto.EntropyRequest)
internal_entropy = client.debug.read_reset_entropy()
ret = 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)
mnemonic = []
for _ in range(strength // 32 * 3):
assert isinstance(ret, proto.ButtonRequest)
mnemonic.append(client.debug.read_reset_word())
client.debug.press_yes()
client.call_raw(proto.ButtonAck())
mnemonic = " ".join(mnemonic)
# Compare that device generated proper mnemonic for given entropies
assert mnemonic == expected_mnemonic
mnemonic = []
for _ in range(strength // 32 * 3):
assert isinstance(ret, proto.ButtonRequest)
mnemonic.append(client.debug.read_reset_word())
client.debug.press_yes()
resp = client.call_raw(proto.ButtonAck())
assert isinstance(resp, proto.Success)
mnemonic = " ".join(mnemonic)
# Compare that second pass printed out the same mnemonic once again
assert mnemonic == expected_mnemonic
# Check if device is properly initialized
resp = client.call_raw(proto.Initialize())
assert resp.initialized is True
assert resp.needs_backup is False
assert resp.pin_protection is True
assert resp.passphrase_protection is True
# Do passphrase-protected action, PassphraseRequest should be raised
resp = client.call_raw(proto.Ping(passphrase_protection=True))
assert isinstance(resp, proto.PassphraseRequest)
client.call_raw(proto.Cancel())
@pytest.mark.setup_client(uninitialized=True)
def test_failed_pin(self, client):
# external_entropy = b'zlutoucky kun upel divoke ody' * 2
strength = 128
ret = client.call_raw(
proto.ResetDevice(
display_random=True,
strength=strength,
passphrase_protection=True,
pin_protection=True,
language="en-US",
label="test",
)
)
# Do you want ... ?
assert isinstance(ret, proto.ButtonRequest)
client.debug.press_yes()
ret = client.call_raw(proto.ButtonAck())
# Entropy screen #1
assert isinstance(ret, proto.ButtonRequest)
client.debug.press_yes()
ret = client.call_raw(proto.ButtonAck())
# Entropy screen #2
assert isinstance(ret, proto.ButtonRequest)
client.debug.press_yes()
ret = client.call_raw(proto.ButtonAck())
assert isinstance(ret, proto.PinMatrixRequest)
# Enter PIN for first time
pin_encoded = client.debug.encode_pin("1234")
ret = client.call_raw(proto.PinMatrixAck(pin=pin_encoded))
assert isinstance(ret, proto.PinMatrixRequest)
# Enter PIN for second time
pin_encoded = client.debug.encode_pin("6789")
ret = client.call_raw(proto.PinMatrixAck(pin=pin_encoded))
assert isinstance(ret, proto.Failure)
def test_already_initialized(self, client):
with pytest.raises(Exception):
device.reset(client, False, 128, True, True, "label", "en-US")