blob: f3c43853347aaff7d3f8e6f513109b28809e6853 [file] [log] [blame]
#!/usr/bin/env python
# Copyright 2016 The Dart project 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 os
import subprocess
import sys
import tarfile
import urllib
import utils
HOST_OS = utils.GuessOS()
HOST_ARCH = utils.GuessArchitecture()
SCRIPT_DIR = os.path.dirname(sys.argv[0])
DART_ROOT = os.path.realpath(os.path.join(SCRIPT_DIR, '..'))
BUCKET_NAME = 'dart-dependencies'
def host_os_for_sdk(host_os):
if host_os.startswith('macos'):
return 'mac'
if host_os.startswith('win'):
return 'win'
return host_os
def main(argv):
host_os = host_os_for_sdk(HOST_OS)
sdk_path = os.path.join(DART_ROOT, 'tools', 'sdks', host_os)
stamp_path = os.path.join(sdk_path, 'dart-sdk.tar.gz.stamp')
sha_path = os.path.join(sdk_path, 'dart-sdk.tar.gz.sha1')
tgz_path = os.path.join(sdk_path, 'dart-sdk.tar.gz')
stamp = ''
if os.path.isfile(stamp_path):
with open(stamp_path, 'r') as fp:
stamp =
with open(sha_path, 'r') as fp:
sha =
if stamp != sha:
url = ('' % (BUCKET_NAME, sha))
print 'Downloading prebuilt Dart SDK from: ' + url
urllib.urlretrieve(url, tgz_path)
with as tar:
with open(stamp_path, 'w') as fp:
if __name__ == '__main__':