mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-29 09:38:08 +00:00
193 lines
8.8 KiB
Python
193 lines
8.8 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>.
|
|
|
|
from unittest import mock
|
|
|
|
import pytest
|
|
import shamir_mnemonic as shamir
|
|
|
|
from trezorlib import device, messages as proto
|
|
from trezorlib.exceptions import TrezorFailure
|
|
from trezorlib.messages import BackupType, ButtonRequestType as B
|
|
|
|
from ..common import click_through, generate_entropy, read_and_confirm_mnemonic
|
|
|
|
EXTERNAL_ENTROPY = b"zlutoucky kun upel divoke ody" * 2
|
|
|
|
|
|
@pytest.mark.skip_t1
|
|
class TestMsgResetDeviceT2:
|
|
# TODO: test with different options
|
|
@pytest.mark.setup_client(uninitialized=True)
|
|
def test_reset_device_slip39_advanced(self, client):
|
|
strength = 128
|
|
word_count = 20
|
|
member_threshold = 3
|
|
all_mnemonics = []
|
|
|
|
def input_flow():
|
|
# 1. Confirm Reset
|
|
# 2. Backup your seed
|
|
# 3. Confirm warning
|
|
# 4. shares info
|
|
# 5. Set & Confirm number of groups
|
|
# 6. threshold info
|
|
# 7. Set & confirm group threshold value
|
|
# 8-17: for each of 5 groups:
|
|
# 1. Set & Confirm number of shares
|
|
# 2. Set & confirm share threshold value
|
|
# 18. Confirm show seeds
|
|
yield from click_through(client.debug, screens=18, code=B.ResetDevice)
|
|
|
|
# show & confirm shares for all groups
|
|
for g in range(5):
|
|
for h in range(5):
|
|
# mnemonic phrases
|
|
btn_code = yield
|
|
assert btn_code == B.ResetDevice
|
|
mnemonic = read_and_confirm_mnemonic(client.debug, words=word_count)
|
|
all_mnemonics.append(mnemonic)
|
|
|
|
# Confirm continue to next share
|
|
btn_code = yield
|
|
assert btn_code == B.Success
|
|
client.debug.press_yes()
|
|
|
|
# safety warning
|
|
btn_code = yield
|
|
assert btn_code == B.Success
|
|
client.debug.press_yes()
|
|
|
|
os_urandom = mock.Mock(return_value=EXTERNAL_ENTROPY)
|
|
with mock.patch("os.urandom", os_urandom), client:
|
|
client.set_expected_responses(
|
|
[
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.EntropyRequest(),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice), # group #1 counts
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice), # group #2 counts
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice), # group #3 counts
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice), # group #4 counts
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice), # group #5 counts
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.ResetDevice), # show seeds
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.ButtonRequest(code=B.ResetDevice),
|
|
proto.ButtonRequest(code=B.Success), # show seeds ends here
|
|
proto.ButtonRequest(code=B.Success),
|
|
proto.Success(),
|
|
proto.Features(),
|
|
]
|
|
)
|
|
client.set_input_flow(input_flow)
|
|
|
|
# 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="english",
|
|
backup_type=BackupType.Slip39_Advanced,
|
|
)
|
|
|
|
# generate secret locally
|
|
internal_entropy = client.debug.state().reset_entropy
|
|
secret = generate_entropy(strength, internal_entropy, EXTERNAL_ENTROPY)
|
|
|
|
# validate that all combinations will result in the correct master secret
|
|
validate_mnemonics(all_mnemonics, member_threshold, secret)
|
|
|
|
# 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
|
|
assert client.features.backup_type is BackupType.Slip39_Advanced
|
|
|
|
# backup attempt fails because backup was done in reset
|
|
with pytest.raises(TrezorFailure, match="ProcessError: Seed already backed up"):
|
|
device.backup(client)
|
|
|
|
|
|
def validate_mnemonics(mnemonics, threshold, expected_ems):
|
|
# 3of5 shares 3of5 groups
|
|
# TODO: test all possible group+share combinations?
|
|
test_combination = mnemonics[0:3] + mnemonics[5:8] + mnemonics[10:13]
|
|
ms = shamir.combine_mnemonics(test_combination)
|
|
identifier, iteration_exponent, _, _, _ = shamir._decode_mnemonics(test_combination)
|
|
ems = shamir._encrypt(ms, b"", iteration_exponent, identifier)
|
|
assert ems == expected_ems
|