| #!/usr/bin/env python |
| |
| # Copyright 2017 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import hashlib |
| import os |
| import shutil |
| import subprocess |
| import sys |
| import tarfile |
| import tempfile |
| |
| |
| SELF_FILE = os.path.normpath(os.path.abspath(__file__)) |
| REPOSITORY_ROOT = os.path.abspath(os.path.join( |
| os.path.dirname(__file__), '..', '..')) |
| |
| |
| def Run(*args): |
| print 'Run:', ' '.join(args) |
| subprocess.check_call(args) |
| |
| |
| def EnsureEmptyDir(path): |
| if os.path.isdir(path): |
| shutil.rmtree(path) |
| if not os.path.exists(path): |
| print 'Creating directory', path |
| os.makedirs(path) |
| |
| |
| def BuildForArch(arch): |
| build_dir = 'out/release-' + arch |
| Run('scripts/fx', 'set', arch, |
| '--packages=garnet/packages/sdk/base', |
| '--args=is_debug=false', build_dir) |
| Run('scripts/fx', 'full-build') |
| |
| |
| def main(args): |
| if len(args) != 1 or not os.path.isdir(args[0]): |
| print 'usage: %s <path_to_fuchsia_tree>' % SELF_FILE |
| return 1 |
| |
| original_dir = os.getcwd() |
| |
| fuchsia_root = args[0] |
| |
| # Switch to the Fuchsia tree and build an SDK. |
| os.chdir(fuchsia_root) |
| |
| BuildForArch('x64') |
| BuildForArch('arm64') |
| |
| tempdir = tempfile.mkdtemp() |
| sdk_tar = os.path.join(tempdir, 'fuchsia-sdk.tgz') |
| Run('go', 'run', 'scripts/makesdk.go', '-output', sdk_tar, '.') |
| |
| # Nuke the SDK from DEPS, put our just-built one there, and set a fake .hash |
| # file. This means that on next gclient runhooks, we'll restore to the |
| # real DEPS-determined SDK. |
| output_dir = os.path.join(REPOSITORY_ROOT, 'third_party', 'fuchsia-sdk', |
| 'sdk') |
| EnsureEmptyDir(output_dir) |
| tarfile.open(sdk_tar, mode='r:gz').extractall(path=output_dir) |
| |
| print 'Hashing sysroot...' |
| # Hash the sysroot to catch updates to the headers, but don't hash the whole |
| # tree, as we want to avoid rebuilding all of Chromium if it's only e.g. the |
| # kernel blob has changed. https://crbug.com/793956. |
| sysroot_hash_obj = hashlib.sha1() |
| for root, dirs, files in os.walk(os.path.join(output_dir, 'sysroot')): |
| for f in files: |
| path = os.path.join(root, f) |
| sysroot_hash_obj.update(path) |
| sysroot_hash_obj.update(open(path, 'rb').read()) |
| sysroot_hash = sysroot_hash_obj.hexdigest() |
| |
| hash_filename = os.path.join(output_dir, '.hash') |
| with open(hash_filename, 'w') as f: |
| f.write('locally-built-sdk-' + sysroot_hash) |
| |
| # Clean up. |
| shutil.rmtree(tempdir) |
| os.chdir(original_dir) |
| |
| return 0 |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main(sys.argv[1:])) |