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| 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 the golang SDK from WebRTC storage and unpacks it. | |
| 11 | |
| 12 Requires that depot_tools is installed and in the PATH. | |
| 13 | |
| 14 The precondition is that a directory 'golang' lives in the same directory | |
| 15 as the script. | |
| 16 This 'golang' directory has the following structure: | |
| 17 | |
| 18 /golang | |
| 19 | | |
| 20 |-----/linux/go.tar.gz.sha1 | |
| 21 |-----/win/go.zip.sha1 | |
| 22 |-----/mac/go.tar.gz.sha1 | |
| 23 """ | |
| 24 | |
| 25 import os | |
| 26 import sys | |
| 27 | |
| 28 import utils | |
| 29 | |
| 30 | |
| 31 SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__)) | |
| 32 | |
| 33 | |
| 34 def _GetGoArchivePathForPlatform(): | |
| 35 archive_extension = 'zip' if utils.GetPlatform() == 'win' else 'tar.gz' | |
| 36 return os.path.join(utils.GetPlatform(), 'go.%s' % archive_extension) | |
| 37 | |
| 38 | |
| 39 def main(argv): | |
| 40 if len(argv) == 1: | |
| 41 return 'Usage: %s <output_dir>' % argv[0] | |
| 42 | |
| 43 output_dir = os.path.join(argv[1]) | |
| 44 golang_path = os.path.join(SCRIPT_DIR, 'golang') | |
| 45 archive_path = os.path.join(golang_path, _GetGoArchivePathForPlatform()) | |
| 46 old_archive_sha1 = utils.ComputeSHA1(archive_path) | |
| 47 | |
| 48 utils.DownloadFilesFromGoogleStorage(golang_path) | |
| 49 | |
| 50 if (old_archive_sha1 != utils.ComputeSHA1(archive_path) | |
| 51 or not os.path.exists('go')): | |
| 52 utils.RemoveDirectory(os.path.join(output_dir, 'go')) | |
| 53 utils.UnpackArchiveTo(archive_path, output_dir) | |
| 54 | |
| 55 | |
| 56 if __name__ == '__main__': | |
| 57 sys.exit(main(sys.argv)) | |
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