def LoadRemoteManifest(url):
manifest = manifest_util.SDKManifest()
url_stream = None
try:
manifest_stream = cStringIO.StringIO()
url_stream = download.UrlOpen(url)
download.DownloadAndComputeHash(url_stream, manifest_stream)
except urllib2.URLError as e:
raise Error('Unable to read remote manifest from URL "%s".\n %s' % (
url, e))
finally:
if url_stream:
url_stream.close()
try:
manifest.LoadDataFromString(manifest_stream.getvalue())
return manifest
except manifest_util.Error as e:
raise Error('Parsing remote manifest from URL "%s" failed.\n %s' % (
url, e,))
def DownloadToFile(self, url, dest_filename):
dest_path = os.path.join(self.archive_cache, dest_filename)
sdk_update_common.MakeDirs(os.path.dirname(dest_path))
out_stream = None
url_stream = None
try:
out_stream = open(dest_path, 'wb')
url_stream = download.UrlOpen(url)
content_length = int(url_stream.info()[HTTP_CONTENT_LENGTH])
progress = download.MakeProgressFunction(content_length)
sha1, size = download.DownloadAndComputeHash(url_stream, out_stream,
progress)
return sha1, size
except urllib2.URLError as e:
raise Error('Unable to read from URL "%s".\n %s' % (url, e))
except IOError as e:
raise Error('Unable to write to file "%s".\n %s' % (dest_filename, e))
finally:
if url_stream:
url_stream.close()
if out_stream:
out_stream.close()
def AddSource(config, url):
try:
download.UrlOpen(url)
except Exception as e:
raise Error('Not adding %s, unable to load URL.\n %s' % (url, e))
config.AddSource(url)
