def check_status(self):
"""
Check if we've got the first data blob in the stream yet
"""
self.timeout_counter += 1
if self.timeout_counter > self.timeout:
if not self.data_downloading_deferred.called:
if self.downloader:
err = DownloadDataTimeout(self.sd_hash)
else:
err = DownloadSDTimeout(self.sd_hash)
self.data_downloading_deferred.errback(err)
safe_stop_looping_call(self.checker)
elif self.downloader:
d = self.downloader.status()
d.addCallback(self._check_status)
else:
log.debug("Waiting for stream descriptor (%i seconds)", self.timeout_counter)
def _download_timedout(self):
self.stop()
if not self.finished_deferred.called:
self.finished_deferred.errback(DownloadSDTimeout(self.blob_hash))