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trezor-firmware/tests/upgrade_tests/test_firmware_upgrades.py

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# 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>.
import dataclasses
from typing import TYPE_CHECKING, List, Optional
import pytest
from shamir_mnemonic import shamir
from trezorlib import btc, debuglink, device, exceptions, fido, models
from trezorlib.messages import (
ApplySettings,
BackupAvailability,
BackupType,
RecoveryStatus,
Success,
)
from trezorlib.tools import H_
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from ..common import MNEMONIC_SLIP39_BASIC_20_3of6, MNEMONIC_SLIP39_BASIC_20_3of6_SECRET
from ..device_handler import BackgroundDeviceHandler
from ..emulators import ALL_TAGS, EmulatorWrapper
from ..input_flows import InputFlowSlip39BasicBackup
from . import for_all, for_tags, recovery_old, version_from_tag
if TYPE_CHECKING:
from trezorlib.debuglink import TrezorClientDebugLink as Client
models.T1B1 = dataclasses.replace(models.T1B1, minimum_version=(1, 0, 0))
models.T2T1 = dataclasses.replace(models.T2T1, minimum_version=(2, 0, 0))
models.TREZOR_ONE = models.T1B1
models.TREZOR_T = models.T2T1
models.TREZORS = {models.T1B1, models.T2T1}
# **** COMMON DEFINITIONS ****
MNEMONIC = " ".join(["all"] * 12)
PATH = [H_(44), H_(0), H_(0), 0, 0]
ADDRESS = "1JAd7XCBzGudGpJQSDSfpmJhiygtLQWaGL"
LABEL = "test"
STRENGTH = 128
@for_all()
def test_upgrade_load(gen: str, tag: str) -> None:
def asserts(client: "Client"):
assert not client.features.pin_protection
assert not client.features.passphrase_protection
assert client.features.initialized
assert client.features.label == LABEL
assert btc.get_address(client, "Bitcoin", PATH) == ADDRESS
with EmulatorWrapper(gen, tag) as emu:
debuglink.load_device_by_mnemonic(
emu.client,
mnemonic=MNEMONIC,
pin="",
passphrase_protection=False,
label=LABEL,
)
device_id = emu.client.features.device_id
asserts(emu.client)
storage = emu.get_storage()
with EmulatorWrapper(gen, storage=storage) as emu:
assert device_id == emu.client.features.device_id
asserts(emu.client)
@for_all("legacy")
def test_upgrade_load_pin(gen: str, tag: str) -> None:
PIN = "1234"
def asserts(client: "Client") -> None:
assert client.features.pin_protection
assert not client.features.passphrase_protection
assert client.features.initialized
assert client.features.label == LABEL
client.use_pin_sequence([PIN])
assert btc.get_address(client, "Bitcoin", PATH) == ADDRESS
with EmulatorWrapper(gen, tag) as emu:
debuglink.load_device_by_mnemonic(
emu.client,
mnemonic=MNEMONIC,
pin=PIN,
passphrase_protection=False,
label=LABEL,
)
device_id = emu.client.features.device_id
asserts(emu.client)
storage = emu.get_storage()
with EmulatorWrapper(gen, storage=storage) as emu:
assert device_id == emu.client.features.device_id
asserts(emu.client)
# Test progressive upgrade of storage versions without unlocking in between.
# Legacy storage: until legacy-v1.7.3 (pre-norcow)
# Storage Version 0: until core-v2.0.9 (basic norcow)
# Storage Version 1: since legacy-v1.8.0 and core-v2.1.0 (encryption)
# Storage Version 2: since legacy-v1.9.0 and core-v2.3.0 (wipe code)
# Storage Version 3: since legacy-v1.10.0 and core-v2.4.0 (long PIN)
@for_tags(
("legacy", ["v1.7.0", "v1.8.0", "v1.9.0"]),
("legacy", ["v1.7.0", "v1.8.0"]),
("legacy", ["v1.7.0", "v1.9.0"]),
("legacy", ["v1.8.0", "v1.9.0"]),
)
def test_storage_upgrade_progressive(gen: str, tags: List[str]):
PIN = "1234"
def asserts(client: "Client") -> None:
assert client.features.pin_protection
assert not client.features.passphrase_protection
assert client.features.initialized
assert client.features.label == LABEL
client.use_pin_sequence([PIN])
assert btc.get_address(client, "Bitcoin", PATH) == ADDRESS
with EmulatorWrapper(gen, tags[0]) as emu:
debuglink.load_device_by_mnemonic(
emu.client,
mnemonic=MNEMONIC,
pin=PIN,
passphrase_protection=False,
label=LABEL,
)
device_id = emu.client.features.device_id
asserts(emu.client)
storage = emu.get_storage()
for tag in tags[1:]:
with EmulatorWrapper(gen, tag, storage=storage) as emu:
storage = emu.get_storage()
with EmulatorWrapper(gen, storage=storage) as emu:
assert device_id == emu.client.features.device_id
asserts(emu.client)
@for_all("legacy", legacy_minimum_version=(1, 9, 0))
def test_upgrade_wipe_code(gen: str, tag: str):
PIN = "1234"
WIPE_CODE = "4321"
def asserts(client: "Client"):
assert client.features.pin_protection
assert not client.features.passphrase_protection
assert client.features.initialized
assert client.features.label == LABEL
client.use_pin_sequence([PIN])
assert btc.get_address(client, "Bitcoin", PATH) == ADDRESS
with EmulatorWrapper(gen, tag) as emu:
debuglink.load_device_by_mnemonic(
emu.client,
mnemonic=MNEMONIC,
pin=PIN,
passphrase_protection=False,
label=LABEL,
)
# Set wipe code.
emu.client.use_pin_sequence([PIN, WIPE_CODE, WIPE_CODE])
device.change_wipe_code(emu.client)
device_id = emu.client.features.device_id
asserts(emu.client)
storage = emu.get_storage()
with EmulatorWrapper(gen, storage=storage) as emu:
assert device_id == emu.client.features.device_id
asserts(emu.client)
# Check that wipe code is set by changing the PIN to it.
emu.client.use_pin_sequence([PIN, WIPE_CODE, WIPE_CODE])
with pytest.raises(
exceptions.TrezorFailure,
match="The new PIN must be different from your wipe code",
):
return device.change_pin(emu.client)
@for_all("legacy")
def test_upgrade_reset(gen: str, tag: str):
def asserts(client: "Client"):
assert not client.features.pin_protection
assert not client.features.passphrase_protection
assert client.features.initialized
assert client.features.label == LABEL
assert client.features.backup_availability == BackupAvailability.NotAvailable
assert not client.features.unfinished_backup
assert not client.features.no_backup
with EmulatorWrapper(gen, tag) as emu:
device.reset(
emu.client,
strength=STRENGTH,
passphrase_protection=False,
pin_protection=False,
label=LABEL,
)
device_id = emu.client.features.device_id
asserts(emu.client)
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address = btc.get_address(emu.client, "Bitcoin", PATH)
storage = emu.get_storage()
with EmulatorWrapper(gen, storage=storage) as emu:
assert device_id == emu.client.features.device_id
asserts(emu.client)
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assert btc.get_address(emu.client, "Bitcoin", PATH) == address
@for_all()
def test_upgrade_reset_skip_backup(gen: str, tag: str):
def asserts(client: "Client"):
assert not client.features.pin_protection
assert not client.features.passphrase_protection
assert client.features.initialized
assert client.features.label == LABEL
assert client.features.backup_availability == BackupAvailability.Required
assert not client.features.unfinished_backup
assert not client.features.no_backup
with EmulatorWrapper(gen, tag) as emu:
device.reset(
emu.client,
strength=STRENGTH,
passphrase_protection=False,
pin_protection=False,
label=LABEL,
skip_backup=True,
)
device_id = emu.client.features.device_id
asserts(emu.client)
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address = btc.get_address(emu.client, "Bitcoin", PATH)
storage = emu.get_storage()
with EmulatorWrapper(gen, storage=storage) as emu:
assert device_id == emu.client.features.device_id
asserts(emu.client)
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assert btc.get_address(emu.client, "Bitcoin", PATH) == address
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@for_all(legacy_minimum_version=(1, 7, 2))
def test_upgrade_reset_no_backup(gen: str, tag: str):
def asserts(client: "Client"):
assert not client.features.pin_protection
assert not client.features.passphrase_protection
assert client.features.initialized
assert client.features.label == LABEL
assert client.features.backup_availability == BackupAvailability.NotAvailable
assert not client.features.unfinished_backup
assert client.features.no_backup
with EmulatorWrapper(gen, tag) as emu:
device.reset(
emu.client,
strength=STRENGTH,
passphrase_protection=False,
pin_protection=False,
label=LABEL,
no_backup=True,
)
device_id = emu.client.features.device_id
asserts(emu.client)
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address = btc.get_address(emu.client, "Bitcoin", PATH)
storage = emu.get_storage()
with EmulatorWrapper(gen, storage=storage) as emu:
assert device_id == emu.client.features.device_id
asserts(emu.client)
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assert btc.get_address(emu.client, "Bitcoin", PATH) == address
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# Although Shamir was introduced in 2.1.2 already, the debug instrumentation was not present until 2.1.9.
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@for_all("core", core_minimum_version=(2, 1, 9))
def test_upgrade_shamir_recovery(gen: str, tag: Optional[str]):
with EmulatorWrapper(gen, tag) as emu, BackgroundDeviceHandler(
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emu.client
) as device_handler:
assert emu.client.features.recovery_status == RecoveryStatus.Nothing
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emu.client.watch_layout(True)
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debug = device_handler.debuglink()
device_handler.run(device.recover, pin_protection=False)
recovery_old.confirm_recovery(debug)
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recovery_old.select_number_of_words(debug)
layout = recovery_old.enter_share(debug, MNEMONIC_SLIP39_BASIC_20_3of6[0])
if not debug.legacy_ui and not debug.legacy_debug:
assert (
"1 of 3 shares entered" in layout.text_content()
or "2 more shares" in layout.text_content()
)
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device_id = emu.client.features.device_id
storage = emu.get_storage()
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device_handler.check_finalize()
with EmulatorWrapper(gen, storage=storage) as emu:
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assert device_id == emu.client.features.device_id
assert emu.client.features.recovery_status == RecoveryStatus.Recovery
debug = emu.client.debug
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emu.client.watch_layout(True)
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# second share
layout = recovery_old.enter_share(debug, MNEMONIC_SLIP39_BASIC_20_3of6[2])
assert (
"2 of 3 shares entered" in layout.text_content()
or "1 more share" in layout.text_content()
)
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# last one
layout = recovery_old.enter_share(debug, MNEMONIC_SLIP39_BASIC_20_3of6[1])
assert (
"Wallet recovery completed" in layout.text_content()
or "finished recovering" in layout.text_content()
)
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# Check the result
state = debug.state()
assert state.mnemonic_secret is not None
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assert state.mnemonic_secret.hex() == MNEMONIC_SLIP39_BASIC_20_3of6_SECRET
assert state.mnemonic_type == BackupType.Slip39_Basic
@for_all("core", core_minimum_version=(2, 1, 9))
def test_upgrade_shamir_backup(gen: str, tag: Optional[str]):
with EmulatorWrapper(gen, tag) as emu:
# Generate a new encrypted master secret and record it.
device.reset(
emu.client,
pin_protection=False,
skip_backup=True,
backup_type=BackupType.Slip39_Basic,
)
device_id = emu.client.features.device_id
backup_type = emu.client.features.backup_type
mnemonic_secret = emu.client.debug.state().mnemonic_secret
# Set passphrase_source = HOST.
resp = emu.client.call(ApplySettings(_passphrase_source=2, use_passphrase=True))
assert isinstance(resp, Success)
# Get a passphrase-less and a passphrased address.
address = btc.get_address(emu.client, "Bitcoin", PATH)
emu.client.init_device(new_session=True)
emu.client.use_passphrase("TREZOR")
address_passphrase = btc.get_address(emu.client, "Bitcoin", PATH)
assert emu.client.features.backup_availability == BackupAvailability.Required
storage = emu.get_storage()
with EmulatorWrapper(gen, storage=storage) as emu:
assert emu.client.features.device_id == device_id
# Create a backup of the encrypted master secret.
assert emu.client.features.backup_availability == BackupAvailability.Required
with emu.client:
IF = InputFlowSlip39BasicBackup(emu.client, False)
emu.client.set_input_flow(IF.get())
device.backup(emu.client)
assert (
emu.client.features.backup_availability == BackupAvailability.NotAvailable
)
# Check the backup type.
assert emu.client.features.backup_type == backup_type
tag_version = version_from_tag(tag)
if tag_version is not None:
assert (
backup_type == BackupType.Slip39_Basic
if tag_version < (2, 7, 1)
else BackupType.Slip39_Basic_Extendable
)
# Check that the backup contains the originally generated encrypted master secret.
groups = shamir.decode_mnemonics(IF.mnemonics[:3])
ems = shamir.recover_ems(groups)
assert ems.ciphertext == mnemonic_secret
# Check that addresses are the same after firmware upgrade and backup.
assert btc.get_address(emu.client, "Bitcoin", PATH) == address
emu.client.init_device(new_session=True)
emu.client.use_passphrase("TREZOR")
assert btc.get_address(emu.client, "Bitcoin", PATH) == address_passphrase
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@for_all(legacy_minimum_version=(1, 8, 4), core_minimum_version=(2, 1, 9))
def test_upgrade_u2f(gen: str, tag: str):
"""Check U2F counter stayed the same after an upgrade."""
with EmulatorWrapper(gen, tag) as emu:
debuglink.load_device_by_mnemonic(
emu.client,
mnemonic=MNEMONIC,
pin="",
passphrase_protection=False,
label=LABEL,
)
success = fido.set_counter(emu.client, 10)
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assert "U2F counter set" in success
counter = fido.get_next_counter(emu.client)
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assert counter == 11
storage = emu.get_storage()
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with EmulatorWrapper(gen, storage=storage) as emu:
counter = fido.get_next_counter(emu.client)
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assert counter == 12
if __name__ == "__main__":
if not ALL_TAGS:
print("No versions found. Remember to run download_emulators.sh")
for k, v in ALL_TAGS.items():
print(f"Found versions for {k}: {v}")
print()
print(f"Use `pytest {__file__}` to run tests")