mirror of
https://github.com/trezor/trezor-firmware.git
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237 lines
7.9 KiB
Python
237 lines
7.9 KiB
Python
# This file is part of the Trezor project.
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#
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# Copyright (C) 2012-2019 SatoshiLabs and contributors
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#
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# This library is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License version 3
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# as published by the Free Software Foundation.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the License along with this library.
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# If not, see <https://www.gnu.org/licenses/lgpl-3.0.html>.
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import pytest
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from mnemonic import Mnemonic
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from trezorlib import device, messages as proto
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from ..common import generate_entropy
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def reset_device(client, strength):
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# No PIN, no passphrase
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external_entropy = b"zlutoucky kun upel divoke ody" * 2
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ret = client.call_raw(
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proto.ResetDevice(
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display_random=False,
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strength=strength,
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passphrase_protection=False,
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pin_protection=False,
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language="en-US",
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label="test",
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)
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)
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assert isinstance(ret, proto.ButtonRequest)
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client.debug.press_yes()
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ret = client.call_raw(proto.ButtonAck())
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# Provide entropy
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assert isinstance(ret, proto.EntropyRequest)
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internal_entropy = client.debug.read_reset_entropy()
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ret = client.call_raw(proto.EntropyAck(entropy=external_entropy))
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# Generate mnemonic locally
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entropy = generate_entropy(strength, internal_entropy, external_entropy)
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expected_mnemonic = Mnemonic("english").to_mnemonic(entropy)
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mnemonic = []
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for _ in range(strength // 32 * 3):
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assert isinstance(ret, proto.ButtonRequest)
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mnemonic.append(client.debug.read_reset_word())
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client.debug.press_yes()
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client.call_raw(proto.ButtonAck())
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mnemonic = " ".join(mnemonic)
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# Compare that device generated proper mnemonic for given entropies
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assert mnemonic == expected_mnemonic
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mnemonic = []
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for _ in range(strength // 32 * 3):
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assert isinstance(ret, proto.ButtonRequest)
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mnemonic.append(client.debug.read_reset_word())
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client.debug.press_yes()
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resp = client.call_raw(proto.ButtonAck())
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assert isinstance(resp, proto.Success)
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mnemonic = " ".join(mnemonic)
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# Compare that second pass printed out the same mnemonic once again
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assert mnemonic == expected_mnemonic
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# Check if device is properly initialized
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resp = client.call_raw(proto.Initialize())
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assert resp.initialized is True
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assert resp.needs_backup is False
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assert resp.pin_protection is False
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assert resp.passphrase_protection is False
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# Do pin & passphrase-protected action, PassphraseRequest should NOT be raised
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resp = client.call_raw(proto.GetAddress())
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assert isinstance(resp, proto.Address)
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@pytest.mark.skip_t2
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class TestMsgResetDevice:
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@pytest.mark.setup_client(uninitialized=True)
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def test_reset_device_128(self, client):
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reset_device(client, 128)
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@pytest.mark.setup_client(uninitialized=True)
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def test_reset_device_192(self, client):
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reset_device(client, 192)
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@pytest.mark.setup_client(uninitialized=True)
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def test_reset_device_256_pin(self, client):
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external_entropy = b"zlutoucky kun upel divoke ody" * 2
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strength = 256
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ret = client.call_raw(
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proto.ResetDevice(
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display_random=True,
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strength=strength,
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passphrase_protection=True,
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pin_protection=True,
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language="en-US",
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label="test",
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)
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)
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# Do you want ... ?
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assert isinstance(ret, proto.ButtonRequest)
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client.debug.press_yes()
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ret = client.call_raw(proto.ButtonAck())
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# Entropy screen #1
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assert isinstance(ret, proto.ButtonRequest)
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client.debug.press_yes()
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ret = client.call_raw(proto.ButtonAck())
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# Entropy screen #2
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assert isinstance(ret, proto.ButtonRequest)
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client.debug.press_yes()
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ret = client.call_raw(proto.ButtonAck())
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assert isinstance(ret, proto.PinMatrixRequest)
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# Enter PIN for first time
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pin_encoded = client.debug.encode_pin("654")
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ret = client.call_raw(proto.PinMatrixAck(pin=pin_encoded))
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assert isinstance(ret, proto.PinMatrixRequest)
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# Enter PIN for second time
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pin_encoded = client.debug.encode_pin("654")
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ret = client.call_raw(proto.PinMatrixAck(pin=pin_encoded))
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# Provide entropy
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assert isinstance(ret, proto.EntropyRequest)
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internal_entropy = client.debug.read_reset_entropy()
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ret = client.call_raw(proto.EntropyAck(entropy=external_entropy))
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# Generate mnemonic locally
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entropy = generate_entropy(strength, internal_entropy, external_entropy)
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expected_mnemonic = Mnemonic("english").to_mnemonic(entropy)
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mnemonic = []
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for _ in range(strength // 32 * 3):
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assert isinstance(ret, proto.ButtonRequest)
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mnemonic.append(client.debug.read_reset_word())
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client.debug.press_yes()
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client.call_raw(proto.ButtonAck())
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mnemonic = " ".join(mnemonic)
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# Compare that device generated proper mnemonic for given entropies
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assert mnemonic == expected_mnemonic
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mnemonic = []
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for _ in range(strength // 32 * 3):
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assert isinstance(ret, proto.ButtonRequest)
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mnemonic.append(client.debug.read_reset_word())
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client.debug.press_yes()
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resp = client.call_raw(proto.ButtonAck())
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assert isinstance(resp, proto.Success)
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mnemonic = " ".join(mnemonic)
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# Compare that second pass printed out the same mnemonic once again
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assert mnemonic == expected_mnemonic
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# Check if device is properly initialized
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resp = client.call_raw(proto.Initialize())
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assert resp.initialized is True
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assert resp.needs_backup is False
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assert resp.pin_protection is True
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assert resp.passphrase_protection is True
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# Do passphrase-protected action, PassphraseRequest should be raised
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resp = client.call_raw(proto.GetAddress())
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assert isinstance(resp, proto.PassphraseRequest)
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client.call_raw(proto.Cancel())
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@pytest.mark.setup_client(uninitialized=True)
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def test_failed_pin(self, client):
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# external_entropy = b'zlutoucky kun upel divoke ody' * 2
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strength = 128
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ret = client.call_raw(
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proto.ResetDevice(
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display_random=True,
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strength=strength,
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passphrase_protection=True,
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pin_protection=True,
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language="en-US",
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label="test",
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)
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)
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# Do you want ... ?
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assert isinstance(ret, proto.ButtonRequest)
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client.debug.press_yes()
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ret = client.call_raw(proto.ButtonAck())
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# Entropy screen #1
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assert isinstance(ret, proto.ButtonRequest)
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client.debug.press_yes()
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ret = client.call_raw(proto.ButtonAck())
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# Entropy screen #2
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assert isinstance(ret, proto.ButtonRequest)
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client.debug.press_yes()
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ret = client.call_raw(proto.ButtonAck())
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assert isinstance(ret, proto.PinMatrixRequest)
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# Enter PIN for first time
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pin_encoded = client.debug.encode_pin("1234")
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ret = client.call_raw(proto.PinMatrixAck(pin=pin_encoded))
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assert isinstance(ret, proto.PinMatrixRequest)
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# Enter PIN for second time
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pin_encoded = client.debug.encode_pin("6789")
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ret = client.call_raw(proto.PinMatrixAck(pin=pin_encoded))
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assert isinstance(ret, proto.Failure)
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def test_already_initialized(self, client):
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with pytest.raises(Exception):
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device.reset(client, False, 128, True, True, "label", "en-US")
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