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# Copyright 2021 The Pigweed Authors
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
"""Install and check status of BoringSSL + Chromium verifier."""
import os
import pathlib
import subprocess
from typing import Sequence
import pw_package.git_repo
import pw_package.package_manager
def boringssl_repo_path(path: pathlib.Path) -> pathlib.Path:
return path / 'src'
class BoringSSL(pw_package.package_manager.Package):
"""Install and check status of BoringSSL and chromium verifier."""
def __init__(self, *args, **kwargs):
super().__init__(*args, name='boringssl', **kwargs)
self._boringssl = pw_package.git_repo.GitRepo(
name='boringssl',
url=''.join(
[
'https://pigweed.googlesource.com',
'/third_party/boringssl/boringssl',
]
),
commit='6d3db84c47643271cb553593ee67362be3820874',
)
self._allow_use_in_downstream = False
def status(self, path: pathlib.Path) -> bool:
if not self._boringssl.status(boringssl_repo_path(path)):
return False
# Check that necessary build files are generated.
build_files = ['BUILD.generated.gni', 'err_data.c']
return all(os.path.exists(path / file) for file in build_files)
def install(self, path: pathlib.Path) -> None:
# Checkout the library
repo_path = boringssl_repo_path(path)
self._boringssl.install(repo_path)
# BoringSSL provides a src/util/generate_build_files.py script for
# generating build files. Call the script after checkout so that
# our .gn build script can pick them up.
script = repo_path / 'util' / 'generate_build_files.py'
if not os.path.exists(script):
raise FileNotFoundError('Fail to find generate_build_files.py')
subprocess.run(['python', script, 'gn'], cwd=path)
# TODO(zyecheng): Add install logic for chromium certificate verifier.
def info(self, path: pathlib.Path) -> Sequence[str]:
return (
f'{self.name} installed in: {path}',
'Enable by running "gn args out" and adding this line:',
f' dir_pw_third_party_boringssl = "{path}"',
)
pw_package.package_manager.register(BoringSSL)
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