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145 lines
4.8 KiB
145 lines
4.8 KiB
# 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 itertools
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from unittest import mock
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import pytest
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from trezorlib import btc, device, messages
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from trezorlib.debuglink import TrezorClientDebugLink as Client
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from trezorlib.messages import BackupType, ButtonRequestType as B
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from trezorlib.tools import parse_path
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from ...common import click_through, read_and_confirm_mnemonic, recovery_enter_shares
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EXTERNAL_ENTROPY = b"zlutoucky kun upel divoke ody" * 2
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MOCK_OS_URANDOM = mock.Mock(return_value=EXTERNAL_ENTROPY)
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@pytest.mark.skip_t1
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@pytest.mark.setup_client(uninitialized=True)
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@mock.patch("os.urandom", MOCK_OS_URANDOM)
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def test_reset_recovery(client: Client):
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mnemonics = reset(client)
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address_before = btc.get_address(client, "Bitcoin", parse_path("m/44h/0h/0h/0/0"))
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for share_subset in itertools.combinations(mnemonics, 3):
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device.wipe(client)
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selected_mnemonics = share_subset
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recover(client, selected_mnemonics)
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address_after = btc.get_address(
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client, "Bitcoin", parse_path("m/44h/0h/0h/0/0")
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)
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assert address_before == address_after
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def reset(client: Client, strength=128):
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all_mnemonics = []
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def input_flow():
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# 1. Confirm Reset
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# 2. Backup your seed
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# 3. Confirm warning
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# 4. shares info
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# 5. Set & Confirm number of shares
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# 6. threshold info
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# 7. Set & confirm threshold value
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# 8. Confirm show seeds
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yield from click_through(client.debug, screens=8, code=B.ResetDevice)
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# show & confirm shares
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for _ in range(5):
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# mnemonic phrases
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mnemonic = yield from read_and_confirm_mnemonic(client.debug)
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all_mnemonics.append(mnemonic)
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# Confirm continue to next share
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br = yield
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assert br.code == B.Success
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client.debug.press_yes()
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# safety warning
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br = yield
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assert br.code == B.Success
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client.debug.press_yes()
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with client:
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client.set_expected_responses(
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[
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messages.ButtonRequest(code=B.ResetDevice),
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messages.EntropyRequest(),
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messages.ButtonRequest(code=B.ResetDevice),
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messages.ButtonRequest(code=B.ResetDevice),
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messages.ButtonRequest(code=B.ResetDevice),
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messages.ButtonRequest(code=B.ResetDevice),
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messages.ButtonRequest(code=B.ResetDevice),
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messages.ButtonRequest(code=B.ResetDevice),
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messages.ButtonRequest(code=B.ResetDevice),
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]
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+ [
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# individual mnemonic
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messages.ButtonRequest(code=B.ResetDevice),
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messages.ButtonRequest(code=B.Success),
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]
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* 5 # number of shares
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+ [
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messages.ButtonRequest(code=B.Success),
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messages.Success,
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messages.Features,
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]
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)
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client.set_input_flow(input_flow)
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# No PIN, no passphrase, don't display random
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device.reset(
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client,
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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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label="test",
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language="en-US",
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backup_type=BackupType.Slip39_Basic,
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)
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# Check if device is properly initialized
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assert client.features.initialized is True
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assert client.features.needs_backup is False
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assert client.features.pin_protection is False
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assert client.features.passphrase_protection is False
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return all_mnemonics
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def recover(client: Client, shares):
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debug = client.debug
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def input_flow():
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yield # Confirm Recovery
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debug.press_yes()
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# run recovery flow
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yield from recovery_enter_shares(debug, shares)
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with client:
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client.set_input_flow(input_flow)
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ret = device.recover(client, pin_protection=False, label="label")
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# Workflow successfully ended
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assert ret == messages.Success(message="Device recovered")
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assert client.features.pin_protection is False
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assert client.features.passphrase_protection is False
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