# 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 . from unittest import mock import pytest from trezorlib import btc, device, messages from trezorlib.messages import BackupType, ButtonRequestType as B from trezorlib.tools import parse_path from ..common import EXTERNAL_ENTROPY, click_through, read_and_confirm_mnemonic @pytest.mark.skip_t1 @pytest.mark.skip_ui @pytest.mark.setup_client(uninitialized=True, random_seed=0) def test_reset_recovery(client): mnemonic = reset(client) address_before = btc.get_address(client, "Bitcoin", parse_path("44'/0'/0'/0/0")) device.wipe(client) recover(client, mnemonic) address_after = btc.get_address(client, "Bitcoin", parse_path("44'/0'/0'/0/0")) assert address_before == address_after def reset(client, strength=128, skip_backup=False): mnemonic = None word_count = strength // 32 * 3 def input_flow(): nonlocal mnemonic # 1. Confirm Reset # 2. Backup your seed # 3. Confirm warning yield from click_through(client.debug, screens=3, code=B.ResetDevice) # mnemonic phrases btn_code = yield assert btn_code == B.ResetDevice mnemonic = read_and_confirm_mnemonic(client.debug, words=word_count) # confirm recovery seed check btn_code = yield assert btn_code == B.Success client.debug.press_yes() # confirm success btn_code = yield assert btn_code == B.Success client.debug.press_yes() with client: client.set_expected_responses( [ messages.ButtonRequest(code=B.ResetDevice), messages.EntropyRequest(), messages.ButtonRequest(code=B.ResetDevice), messages.ButtonRequest(code=B.ResetDevice), messages.ButtonRequest(code=B.ResetDevice), messages.ButtonRequest(code=B.Success), messages.ButtonRequest(code=B.Success), messages.Success(), messages.Features(), ] ) client.set_input_flow(input_flow) os_urandom = mock.Mock(return_value=EXTERNAL_ENTROPY) with mock.patch("os.urandom", os_urandom), client: # No PIN, no passphrase, don't display random device.reset( client, display_random=False, strength=strength, passphrase_protection=False, pin_protection=False, label="test", language="en-US", backup_type=BackupType.Bip39, ) # Check if device is properly initialized assert client.features.initialized is True assert client.features.needs_backup is False assert client.features.pin_protection is False assert client.features.passphrase_protection is False return mnemonic def recover(client, mnemonic): debug = client.debug words = mnemonic.split(" ") def input_flow(): yield # Confirm recovery debug.press_yes() yield # Homescreen debug.press_yes() yield # Enter word count debug.input(str(len(words))) yield # Homescreen debug.press_yes() yield # Enter words for word in words: debug.input(word) yield # confirm success debug.press_yes() with client: client.set_input_flow(input_flow) client.set_expected_responses( [ messages.ButtonRequest(code=B.ProtectCall), messages.ButtonRequest(code=B.RecoveryHomepage), messages.ButtonRequest(code=B.MnemonicWordCount), messages.ButtonRequest(code=B.RecoveryHomepage), messages.ButtonRequest(code=B.MnemonicInput), messages.ButtonRequest(code=B.Success), messages.Success(), messages.Features(), ] ) ret = device.recover(client, pin_protection=False, label="label") # Workflow successfully ended assert ret == messages.Success(message="Device recovered") assert client.features.pin_protection is False assert client.features.passphrase_protection is False