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trezor-firmware/tests/burn_tests/burntest_t2.py

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#!/usr/bin/env python3
# This file is part of the Trezor project.
#
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# Copyright (C) 2012-2019 SatoshiLabs and contributors
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#
# 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 os
import random
import string
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from trezorlib import device
from trezorlib.debuglink import TrezorClientDebugLink as Client
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from trezorlib.transport import enumerate_devices, get_transport
def get_device():
path = os.environ.get("TREZOR_PATH")
if path:
return get_transport(path)
else:
devices = enumerate_devices()
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for d in devices:
if hasattr(d, "find_debug"):
return d
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raise RuntimeError("No debuggable device found")
def pin_input_flow(client: Client, old_pin: str, new_pin: str):
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# do you want to change pin?
yield
client.debug.press_yes()
if old_pin is not None:
# enter old pin
yield
client.debug.input(old_pin)
# enter new pin
yield
client.debug.input(new_pin)
# repeat new pin
yield
client.debug.input(new_pin)
if __name__ == "__main__":
wirelink = get_device()
client = Client(wirelink)
client.open()
i = 0
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last_pin = None
while True:
# set private field
device.apply_settings(client, use_passphrase=True)
assert client.features.passphrase_protection is True
device.apply_settings(client, use_passphrase=False)
assert client.features.passphrase_protection is False
# set public field
label = "".join(random.choices(string.ascii_uppercase + string.digits, k=17))
device.apply_settings(client, label=label)
assert client.features.label == label
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# change PIN
new_pin = "".join(random.choices(string.digits, k=random.randint(6, 10)))
client.set_input_flow(pin_input_flow(client, last_pin, new_pin))
device.change_pin(client)
client.set_input_flow(None)
last_pin = new_pin
print(f"iteration {i}")
i = i + 1