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trezor-firmware/python/helper-scripts/bump-required-fw-versions.py

79 lines
2.1 KiB
Python
Executable File

#!/usr/bin/env python3
# This file is part of the Trezor project.
#
# Copyright (C) 2012-2022 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 os
from typing import Iterable, List
import requests
RELEASES_URL = "https://data.trezor.io/firmware/{}/releases.json"
MODELS = ("1", "T")
FILENAME = os.path.join(
os.path.dirname(__file__), "..", "src", "trezorlib", "__init__.py"
)
START_LINE = "MINIMUM_FIRMWARE_VERSION = {\n"
END_LINE = "}\n"
def version_str(vtuple: Iterable[int]) -> str:
return ".".join(map(str, vtuple))
def fetch_releases(model: str) -> List[dict]:
version = model
if model == "T":
version = "2"
url = RELEASES_URL.format(version)
releases = requests.get(url).json()
releases.sort(key=lambda r: r["version"], reverse=True)
return releases
def find_latest_required(model: str) -> dict:
releases = fetch_releases(model)
return next(r for r in releases if r["required"])
with open(FILENAME, "r+") as f:
output: List[str] = []
line = None
# copy up to & incl START_LINE
while line != START_LINE:
line = next(f)
output.append(line)
# throw away until END_LINE
while line != END_LINE:
line = next(f)
# append models
for model in MODELS:
rel = find_latest_required(model)
version_tuple = tuple(rel["version"])
line = f' "{model}": {version_tuple!r},\n'
output.append(line)
output.append(END_LINE)
# finish reading file
for line in f:
output.append(line)
f.seek(0)
f.truncate(0)
for line in output:
f.write(line)