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trezor-firmware/tests/persistence_tests/test_wipe_code.py

101 lines
3.6 KiB
Python

from trezorlib import debuglink, device, messages
from trezorlib.debuglink import TrezorClientDebugLink as Client
from trezorlib.debuglink import message_filters
from ..common import MNEMONIC12
from ..emulators import Emulator, EmulatorWrapper
from ..upgrade_tests import core_only, legacy_only
PIN = "1234"
WIPE_CODE = "9876"
def setup_device_legacy(client: Client, pin: str, wipe_code: str) -> None:
device.wipe(client)
debuglink.load_device(
client, MNEMONIC12, pin, passphrase_protection=False, label="WIPECODE"
)
with client:
client.use_pin_sequence([PIN, WIPE_CODE, WIPE_CODE])
device.change_wipe_code(client)
def setup_device_core(client: Client, pin: str, wipe_code: str) -> None:
device.wipe(client)
debuglink.load_device(
client, MNEMONIC12, pin, passphrase_protection=False, label="WIPECODE"
)
with client:
client.use_pin_sequence([pin, wipe_code, wipe_code])
device.change_wipe_code(client)
@core_only
def test_wipe_code_activate_core(core_emulator: Emulator):
# set up device
setup_device_core(core_emulator.client, PIN, WIPE_CODE)
core_emulator.client.init_device()
device_id = core_emulator.client.features.device_id
# Initiate Change pin process
ret = core_emulator.client.call_raw(messages.ChangePin(remove=False))
assert isinstance(ret, messages.ButtonRequest)
assert ret.name == "change_pin"
core_emulator.client.debug.press_yes()
ret = core_emulator.client.call_raw(messages.ButtonAck())
# Enter the wipe code instead of the current PIN
expected = message_filters.ButtonRequest(code=messages.ButtonRequestType.PinEntry)
assert expected.match(ret)
core_emulator.client._raw_write(messages.ButtonAck())
core_emulator.client.debug.input(WIPE_CODE)
# preserving screenshots even after it dies and starts again
prev_screenshot_dir = core_emulator.client.debug.screenshot_recording_dir
# wait 30 seconds for emulator to shut down
# this will raise a TimeoutError if the emulator doesn't die.
core_emulator.wait(30)
core_emulator.start()
if prev_screenshot_dir:
core_emulator.client.debug.start_recording(prev_screenshot_dir, refresh_index=1)
assert core_emulator.client.features.initialized is False
assert core_emulator.client.features.pin_protection is False
assert core_emulator.client.features.wipe_code_protection is False
assert core_emulator.client.features.device_id != device_id
@legacy_only
def test_wipe_code_activate_legacy():
with EmulatorWrapper("legacy") as emu:
# set up device
setup_device_legacy(emu.client, PIN, WIPE_CODE)
emu.client.init_device()
device_id = emu.client.features.device_id
# Initiate Change pin process
ret = emu.client.call_raw(messages.ChangePin(remove=False))
assert isinstance(ret, messages.ButtonRequest)
emu.client.debug.press_yes()
ret = emu.client.call_raw(messages.ButtonAck())
# Enter the wipe code instead of the current PIN
assert isinstance(ret, messages.PinMatrixRequest)
wipe_code_encoded = emu.client.debug.encode_pin(WIPE_CODE)
emu.client._raw_write(messages.PinMatrixAck(pin=wipe_code_encoded))
# wait 30 seconds for emulator to shut down
# this will raise a TimeoutError if the emulator doesn't die.
emu.wait(30)
emu.start()
assert emu.client.features.initialized is False
assert emu.client.features.pin_protection is False
assert emu.client.features.wipe_code_protection is False
assert emu.client.features.device_id != device_id