def allocate(self):
response = self._send_request(self._build_allocate_request())
self._nonce = response.get_attribute(STUN_ATTR_NONCE)[0]
if (response.failed() and
response.error()[0] == STUN_ERROR_UNAUTHORIZED):
self._realm = response.get_attribute(STUN_ATTR_REALM)[0]
response = self._send_request(self._build_allocate_request())
if response.succeeded():
_, self._relayed_port, self._relayed_address = xaddr_to_addr(
*response.get_attribute(STUN_ATTR_XOR_RELAYED_ADDRESS))
self._allocation_lifetime = response.get_attribute(
STUN_ATTR_LIFETIME)[0]
return response
def binding(self):
response = self._send_request(self._build_binding_request())
if response.succeeded():
_, self._mapped_port, self._mapped_address= xaddr_to_addr(
*response.get_attribute(STUN_ATTR_XOR_MAPPED_ADDRESS))
return response