mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-25 15:58:08 +00:00
272 lines
8.4 KiB
Python
272 lines
8.4 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
|
|
from shamir_mnemonic import shamir
|
|
|
|
from trezorlib import device, messages
|
|
from trezorlib.messages import BackupType, ButtonRequestType as B
|
|
|
|
from ..common import EXTERNAL_ENTROPY, click_through, read_and_confirm_mnemonic
|
|
|
|
|
|
def backup_flow_bip39(client):
|
|
mnemonic = None
|
|
|
|
def input_flow():
|
|
nonlocal mnemonic
|
|
|
|
# 1. Confirm Reset
|
|
yield from click_through(client.debug, screens=1, code=B.ResetDevice)
|
|
|
|
# mnemonic phrases
|
|
btn_code = yield
|
|
assert btn_code == B.ResetDevice
|
|
mnemonic = read_and_confirm_mnemonic(client.debug, words=12)
|
|
|
|
# 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.ButtonRequest(code=B.ResetDevice),
|
|
messages.ButtonRequest(code=B.Success),
|
|
messages.ButtonRequest(code=B.Success),
|
|
messages.Success,
|
|
messages.Features,
|
|
]
|
|
)
|
|
client.set_input_flow(input_flow)
|
|
device.backup(client)
|
|
|
|
return mnemonic.encode()
|
|
|
|
|
|
def backup_flow_slip39_basic(client):
|
|
mnemonics = []
|
|
|
|
def input_flow():
|
|
# 1. Checklist
|
|
# 2. Number of shares (5)
|
|
# 3. Checklist
|
|
# 4. Threshold (3)
|
|
# 5. Checklist
|
|
# 6. Confirm show seeds
|
|
yield from click_through(client.debug, screens=6, code=B.ResetDevice)
|
|
|
|
# Mnemonic phrases
|
|
for _ in range(5):
|
|
yield # Phrase screen
|
|
mnemonic = read_and_confirm_mnemonic(client.debug, words=20)
|
|
mnemonics.append(mnemonic)
|
|
yield # Confirm continue to next
|
|
client.debug.press_yes()
|
|
|
|
# Confirm backup
|
|
yield
|
|
client.debug.press_yes()
|
|
|
|
with client:
|
|
client.set_input_flow(input_flow)
|
|
client.set_expected_responses(
|
|
[messages.ButtonRequest(code=B.ResetDevice)] * 6 # intro screens
|
|
+ [
|
|
messages.ButtonRequest(code=B.ResetDevice),
|
|
messages.ButtonRequest(code=B.Success),
|
|
]
|
|
* 5 # individual shares
|
|
+ [
|
|
messages.ButtonRequest(code=B.Success),
|
|
messages.Success,
|
|
messages.Features,
|
|
]
|
|
)
|
|
device.backup(client)
|
|
|
|
groups = shamir.decode_mnemonics(mnemonics[:3])
|
|
ems = shamir.recover_ems(groups)
|
|
return ems.ciphertext
|
|
|
|
|
|
def backup_flow_slip39_advanced(client):
|
|
mnemonics = []
|
|
|
|
def input_flow():
|
|
# 1. Confirm Reset
|
|
# 2. shares info
|
|
# 3. Set & Confirm number of groups
|
|
# 4. threshold info
|
|
# 5. Set & confirm group threshold value
|
|
# 6-15: for each of 5 groups:
|
|
# 1. Set & Confirm number of shares
|
|
# 2. Set & confirm share threshold value
|
|
# 16. Confirm show seeds
|
|
yield from click_through(client.debug, screens=16, code=B.ResetDevice)
|
|
|
|
# show & confirm shares for all groups
|
|
for _ in range(5):
|
|
for _ in range(5):
|
|
# mnemonic phrases
|
|
btn_code = yield
|
|
assert btn_code == B.ResetDevice
|
|
mnemonic = read_and_confirm_mnemonic(client.debug, words=20)
|
|
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()
|
|
|
|
with client:
|
|
client.set_input_flow(input_flow)
|
|
client.set_expected_responses(
|
|
[messages.ButtonRequest(code=B.ResetDevice)] * 6 # intro screens
|
|
+ [
|
|
messages.ButtonRequest(code=B.ResetDevice),
|
|
messages.ButtonRequest(code=B.ResetDevice),
|
|
]
|
|
* 5 # group thresholds
|
|
+ [
|
|
messages.ButtonRequest(code=B.ResetDevice),
|
|
messages.ButtonRequest(code=B.Success),
|
|
]
|
|
* 25 # individual shares
|
|
+ [
|
|
messages.ButtonRequest(code=B.Success),
|
|
messages.Success,
|
|
messages.Features,
|
|
]
|
|
)
|
|
device.backup(client)
|
|
|
|
mnemonics = mnemonics[0:3] + mnemonics[5:8] + mnemonics[10:13]
|
|
groups = shamir.decode_mnemonics(mnemonics)
|
|
ems = shamir.recover_ems(groups)
|
|
return ems.ciphertext
|
|
|
|
|
|
VECTORS = [
|
|
(BackupType.Bip39, backup_flow_bip39),
|
|
(BackupType.Slip39_Basic, backup_flow_slip39_basic),
|
|
(BackupType.Slip39_Advanced, backup_flow_slip39_advanced),
|
|
]
|
|
|
|
|
|
@pytest.mark.skip_t1
|
|
@pytest.mark.parametrize("backup_type, backup_flow", VECTORS)
|
|
@pytest.mark.setup_client(uninitialized=True)
|
|
def test_skip_backup_msg(client, backup_type, backup_flow):
|
|
|
|
os_urandom = mock.Mock(return_value=EXTERNAL_ENTROPY)
|
|
with mock.patch("os.urandom", os_urandom), client:
|
|
device.reset(
|
|
client,
|
|
skip_backup=True,
|
|
passphrase_protection=False,
|
|
pin_protection=False,
|
|
backup_type=backup_type,
|
|
)
|
|
|
|
assert client.features.initialized is True
|
|
assert client.features.needs_backup is True
|
|
assert client.features.unfinished_backup is False
|
|
assert client.features.no_backup is False
|
|
assert client.features.backup_type is backup_type
|
|
|
|
secret = backup_flow(client)
|
|
|
|
client.init_device()
|
|
assert client.features.initialized is True
|
|
assert client.features.needs_backup is False
|
|
assert client.features.unfinished_backup is False
|
|
assert client.features.backup_type is backup_type
|
|
|
|
assert secret is not None
|
|
state = client.debug.state()
|
|
assert state.mnemonic_type is backup_type
|
|
assert state.mnemonic_secret == secret
|
|
|
|
|
|
@pytest.mark.skip_t1
|
|
@pytest.mark.parametrize("backup_type, backup_flow", VECTORS)
|
|
@pytest.mark.setup_client(uninitialized=True)
|
|
def test_skip_backup_manual(client, backup_type, backup_flow):
|
|
def reset_skip_input_flow():
|
|
yield # Confirm Recovery
|
|
client.debug.press_yes()
|
|
|
|
yield # Skip Backup
|
|
client.debug.press_no()
|
|
|
|
yield # Confirm skip backup
|
|
client.debug.press_no()
|
|
|
|
os_urandom = mock.Mock(return_value=EXTERNAL_ENTROPY)
|
|
with mock.patch("os.urandom", os_urandom), client:
|
|
client.set_input_flow(reset_skip_input_flow)
|
|
client.set_expected_responses(
|
|
[
|
|
messages.ButtonRequest(code=B.ResetDevice),
|
|
messages.EntropyRequest(),
|
|
messages.ButtonRequest(code=B.ResetDevice),
|
|
messages.ButtonRequest(code=B.ResetDevice),
|
|
messages.Success,
|
|
messages.Features,
|
|
]
|
|
)
|
|
device.reset(
|
|
client,
|
|
pin_protection=False,
|
|
passphrase_protection=False,
|
|
backup_type=backup_type,
|
|
)
|
|
|
|
assert client.features.initialized is True
|
|
assert client.features.needs_backup is True
|
|
assert client.features.unfinished_backup is False
|
|
assert client.features.no_backup is False
|
|
assert client.features.backup_type is backup_type
|
|
|
|
secret = backup_flow(client)
|
|
|
|
client.init_device()
|
|
assert client.features.initialized is True
|
|
assert client.features.needs_backup is False
|
|
assert client.features.unfinished_backup is False
|
|
assert client.features.backup_type is backup_type
|
|
|
|
assert secret is not None
|
|
state = client.debug.state()
|
|
assert state.mnemonic_type is backup_type
|
|
assert state.mnemonic_secret == secret
|