diff options
Diffstat (limited to 'sleekxmpp/plugins/xep_0047/stream.py')
| -rw-r--r-- | sleekxmpp/plugins/xep_0047/stream.py | 67 |
1 files changed, 39 insertions, 28 deletions
diff --git a/sleekxmpp/plugins/xep_0047/stream.py b/sleekxmpp/plugins/xep_0047/stream.py index 49f56f36..9651edf8 100644 --- a/sleekxmpp/plugins/xep_0047/stream.py +++ b/sleekxmpp/plugins/xep_0047/stream.py @@ -1,11 +1,9 @@ import socket import threading import logging -try: - import queue -except ImportError: - import Queue as queue +from sleekxmpp.stanza import Iq +from sleekxmpp.util import Queue from sleekxmpp.exceptions import XMPPError @@ -14,14 +12,17 @@ log = logging.getLogger(__name__) class IBBytestream(object): - def __init__(self, xmpp, sid, block_size, to, ifrom, window_size=1): + def __init__(self, xmpp, sid, block_size, jid, peer, window_size=1, use_messages=False): self.xmpp = xmpp self.sid = sid self.block_size = block_size self.window_size = window_size + self.use_messages = use_messages - self.receiver = to - self.sender = ifrom + if jid is None: + jid = xmpp.boundjid + self.self_jid = jid + self.peer_jid = peer self.send_seq = -1 self.recv_seq = -1 @@ -33,7 +34,7 @@ class IBBytestream(object): self.stream_in_closed = threading.Event() self.stream_out_closed = threading.Event() - self.recv_queue = queue.Queue() + self.recv_queue = Queue() self.send_window = threading.BoundedSemaphore(value=self.window_size) self.window_ids = set() @@ -49,16 +50,27 @@ class IBBytestream(object): with self._send_seq_lock: self.send_seq = (self.send_seq + 1) % 65535 seq = self.send_seq - iq = self.xmpp.Iq() - iq['type'] = 'set' - iq['to'] = self.receiver - iq['from'] = self.sender - iq['ibb_data']['sid'] = self.sid - iq['ibb_data']['seq'] = seq - iq['ibb_data']['data'] = data - self.window_empty.clear() - self.window_ids.add(iq['id']) - iq.send(block=False, callback=self._recv_ack) + if self.use_messages: + msg = self.xmpp.Message() + msg['to'] = self.peer_jid + msg['from'] = self.self_jid + msg['id'] = self.xmpp.new_id() + msg['ibb_data']['sid'] = self.sid + msg['ibb_data']['seq'] = seq + msg['ibb_data']['data'] = data + msg.send() + self.send_window.release() + else: + iq = self.xmpp.Iq() + iq['type'] = 'set' + iq['to'] = self.peer_jid + iq['from'] = self.self_jid + iq['ibb_data']['sid'] = self.sid + iq['ibb_data']['seq'] = seq + iq['ibb_data']['data'] = data + self.window_empty.clear() + self.window_ids.add(iq['id']) + iq.send(block=False, callback=self._recv_ack) return len(data) def sendall(self, data): @@ -74,23 +86,25 @@ class IBBytestream(object): if iq['type'] == 'error': self.close() - def _recv_data(self, iq): + def _recv_data(self, stanza): with self._recv_seq_lock: - new_seq = iq['ibb_data']['seq'] + new_seq = stanza['ibb_data']['seq'] if new_seq != (self.recv_seq + 1) % 65535: self.close() raise XMPPError('unexpected-request') self.recv_seq = new_seq - data = iq['ibb_data']['data'] + data = stanza['ibb_data']['data'] if len(data) > self.block_size: self.close() raise XMPPError('not-acceptable') self.recv_queue.put(data) self.xmpp.event('ibb_stream_data', {'stream': self, 'data': data}) - iq.reply() - iq.send() + + if isinstance(stanza, Iq): + stanza.reply() + stanza.send() def recv(self, *args, **kwargs): return self.read(block=True) @@ -109,8 +123,8 @@ class IBBytestream(object): def close(self): iq = self.xmpp.Iq() iq['type'] = 'set' - iq['to'] = self.receiver - iq['from'] = self.sender + iq['to'] = self.peer_jid + iq['from'] = self.self_jid iq['ibb_close']['sid'] = self.sid self.stream_out_closed.set() iq.send(block=False, @@ -120,9 +134,6 @@ class IBBytestream(object): def _closed(self, iq): self.stream_in_closed.set() self.stream_out_closed.set() - while not self.window_empty.is_set(): - log.info('waiting for send window to empty') - self.window_empty.wait(timeout=1) iq.reply() iq.send() self.xmpp.event('ibb_stream_end', self) |