def connect_to_tracker(self):
# create the HTTP GET message
# Note: some trackers have strange URLs, e.g.,
# http://moviezone.ws/announce.php?passkey=8ae51c4b47d3e7d0774a720fa511cc2a
# which has some sort of 'key' as parameter, so we need to use the add_url_params
# utility function to handle such cases.
url = add_url_params("http://%s:%s/%s" %
(self._tracker_address[0], self._tracker_address[1],
self._announce_page.replace(u'announce', u'scrape')),
{"info_hash": self._infohash_list})
agent = RedirectAgent(Agent(reactor, connectTimeout=self.timeout, pool=self._connection_pool))
self.request = self.register_task("request", agent.request('GET', bytes(url)))
self.request.addCallback(self.on_response)
self.request.addErrback(self.on_error)
self._logger.debug(u"%s HTTP SCRAPE message sent: %s", self, url)
# no more requests can be appended to this session
self._is_initiated = True
self._last_contact = int(time.time())
# Return deferred that will evaluate when the whole chain is done.
self.result_deferred = self.register_task("result", Deferred(canceller=self._on_cancel))
return self.result_deferred
def test_add_url_param_some_present(self):
url = 'http://stackoverflow.com/test?answers=true'
new_params = {'answers': False, 'data': ['some', 'values']}
result = add_url_params(url, new_params)
self.assertEqual(
result,
'http://stackoverflow.com/test?data=some&data=values&answers=false'
)
def test_add_url_param_clean(self):
url = 'http://stackoverflow.com/test'
new_params = {'data': ['some', 'values']}
result = add_url_params(url, new_params)
self.assertEqual(
result, 'http://stackoverflow.com/test?data=some&data=values')
