mirror of
https://github.com/react/react-native-devtools-frontend.git
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Liviu Rau
3f146240d2
+ drive-by imports cleanup DISABLE_THIRD_PARTY_CHECK=Migrating multiple scripts to py3 Bug: 1292013 Change-Id: I6d004c6fd54253cc3694cf02cfe94731c7d2146d Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/3484199 Reviewed-by: Alexander Schulze <alexschulze@chromium.org> Reviewed-by: Tim Van der Lippe <tvanderlippe@chromium.org> Commit-Queue: Liviu Rau <liviurau@chromium.org>
80 lines
2.1 KiB
Python
80 lines
2.1 KiB
Python
#!/usr/bin/env python3
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#
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# Copyright 2020 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""
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Used to download a pre-built version of emscripten for running e2e tests
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testing DevTools with emscripten generated Wasm binaries.
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"""
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import argparse
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import os
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import platform
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import sys
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import tarfile
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import urllib.request
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import zipfile
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BS = 8192
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STAMP_FILE = 'build-revision'
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DOWNLOAD_URL = "https://storage.googleapis.com/webassembly/emscripten-releases-builds/%s/%s/wasm-binaries.%s"
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def check_stamp_file(options):
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file_name = os.path.join(options.dest, STAMP_FILE)
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if not os.path.isfile(file_name):
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return False
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with open(file_name) as f:
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return options.tag == f.read().strip()
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def write_stamp_file(options):
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with open(os.path.join(options.dest, STAMP_FILE), 'w') as f:
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return f.write(options.tag)
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def unzip(os_name, file, dest):
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is_zip = os_name == 'win'
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z = zipfile.ZipFile(file) if is_zip else tarfile.open(file, 'r:bz2')
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z.extractall(path=dest)
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def script_main(args):
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parser = argparse.ArgumentParser(description='Download Emscripten')
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parser.add_argument('tag', help='emscripten tag')
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parser.add_argument('dest', help='destination directory')
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options = parser.parse_args(args)
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if not os.path.isdir(options.dest):
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os.makedirs(options.dest)
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if check_stamp_file(options):
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return 0
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os_name = {
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'Linux': 'linux',
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'Windows': 'win',
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'Darwin': 'mac'
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}[platform.system()]
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url = DOWNLOAD_URL % (os_name, options.tag,
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'zip' if os_name == 'win' else 'tbz2')
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try:
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filename, _ = urllib.request.urlretrieve(url)
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unzip(os_name, filename, options.dest)
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write_stamp_file(options)
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except Exception as e:
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sys.stderr.write('Error Downloading URL "{url}": {e}\n'.format(url=url,
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e=e))
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return 1
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finally:
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urllib.request.urlcleanup()
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if __name__ == '__main__':
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sys.exit(script_main(sys.argv[1:]))
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