1#!/usr/bin/env python
2# Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
3#
4# Use of this source code is governed by a BSD-style license
5# that can be found in the LICENSE file in the root of the source
6# tree. An additional intellectual property rights grant can be found
7# in the file PATENTS.  All contributing project authors may
8# be found in the AUTHORS file in the root of the source tree.
9
10"""Downloads prebuilt AppRTC and Go from WebRTC storage and unpacks it.
11
12Requires that depot_tools is installed and in the PATH.
13
14It downloads compressed files in the directory where the script lives.
15This is because the precondition is that the script lives in the same
16directory of the .sha1 files.
17"""
18
19import os
20import sys
21
22import utils
23
24
25SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))
26
27
28def _GetGoArchivePathForPlatform():
29  archive_extension = 'zip' if utils.GetPlatform() == 'win' else 'tar.gz'
30  return os.path.join(utils.GetPlatform(), 'go.%s' % archive_extension)
31
32
33def main(argv):
34  if len(argv) > 2:
35    return 'Usage: %s [output_dir]' % argv[0]
36
37  output_dir = os.path.abspath(argv[1]) if len(argv) > 1 else None
38
39  apprtc_zip_path = os.path.join(SCRIPT_DIR, 'prebuilt_apprtc.zip')
40  if os.path.isfile(apprtc_zip_path + '.sha1'):
41    utils.DownloadFilesFromGoogleStorage(SCRIPT_DIR, auto_platform=False)
42
43  if output_dir is not None:
44    utils.RemoveDirectory(os.path.join(output_dir, 'apprtc'))
45    utils.UnpackArchiveTo(apprtc_zip_path, output_dir)
46
47  golang_path = os.path.join(SCRIPT_DIR, 'golang')
48  golang_zip_path = os.path.join(golang_path, _GetGoArchivePathForPlatform())
49  if os.path.isfile(golang_zip_path + '.sha1'):
50    utils.DownloadFilesFromGoogleStorage(golang_path)
51
52  if output_dir is not None:
53    utils.RemoveDirectory(os.path.join(output_dir, 'go'))
54    utils.UnpackArchiveTo(golang_zip_path, output_dir)
55
56
57if __name__ == '__main__':
58  sys.exit(main(sys.argv))
59