FT for zeroconf
This commit is contained in:
Dimitur Kirov
parent
109ae1a3b5
commit
d45aaa8557
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@ -13,6 +13,7 @@
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## GNU General Public License for more details.
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##
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from common import gajim
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import common.xmpp
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from common.xmpp.idlequeue import IdleObject
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from common.xmpp import dispatcher_nb, simplexml
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from common.xmpp.client import *
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@ -135,7 +136,7 @@ class P2PClient(IdleObject):
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self.Connection = conn
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self.Connection.PlugIn(self)
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dispatcher_nb.Dispatcher().PlugIn(self)
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self.RegisterHandler('message', self._messageCB)
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self._register_handlers()
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if self.sock_type == TYPE_CLIENT:
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while self.messagequeue:
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message = self.messagequeue.pop(0)
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@ -206,10 +207,22 @@ class P2PClient(IdleObject):
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return True
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def _messageCB(self, conn, data):
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self._caller._messageCB(self.Server, conn, data)
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def _register_handlers(self):
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self.RegisterHandler('message', lambda conn, data:self._caller._messageCB(self.Server, conn, data))
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self.RegisterHandler('iq', self._caller._siSetCB, 'set',
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common.xmpp.NS_SI)
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self.RegisterHandler('iq', self._caller._siErrorCB, 'error',
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common.xmpp.NS_SI)
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self.RegisterHandler('iq', self._caller._siResultCB, 'result',
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common.xmpp.NS_SI)
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self.RegisterHandler('iq', self._caller._bytestreamSetCB, 'set',
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common.xmpp.NS_BYTESTREAM)
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self.RegisterHandler('iq', self._caller._bytestreamResultCB, 'result',
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common.xmpp.NS_BYTESTREAM)
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self.RegisterHandler('iq', self._caller._bytestreamErrorCB, 'error',
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common.xmpp.NS_BYTESTREAM)
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class P2PConnection(IdleObject, PlugIn):
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''' class for sending file to socket over socks5 '''
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def __init__(self, sock_hash, _sock, host = None, port = None, caller = None, on_connect = None):
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@ -50,6 +50,479 @@ except:
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gajim.log.debug(_('Unable to load idle module'))
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HAS_IDLE = False
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class ConnectionBytestream:
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def __init__(self):
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self.files_props = {}
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def is_transfer_stoped(self, file_props):
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if file_props.has_key('error') and file_props['error'] != 0:
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return True
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if file_props.has_key('completed') and file_props['completed']:
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return True
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if file_props.has_key('connected') and file_props['connected'] == False:
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return True
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if not file_props.has_key('stopped') or not file_props['stopped']:
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return False
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return True
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def send_success_connect_reply(self, streamhost):
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''' send reply to the initiator of FT that we
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made a connection
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'''
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if streamhost is None:
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return None
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iq = common.xmpp.Iq(to = streamhost['initiator'], typ = 'result',
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frm = streamhost['target'])
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iq.setAttr('id', streamhost['id'])
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query = iq.setTag('query')
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query.setNamespace(common.xmpp.NS_BYTESTREAM)
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stream_tag = query.setTag('streamhost-used')
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stream_tag.setAttr('jid', streamhost['jid'])
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self.connection.send(iq)
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def remove_transfers_for_contact(self, contact):
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''' stop all active transfer for contact '''
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for file_props in self.files_props.values():
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if self.is_transfer_stoped(file_props):
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continue
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receiver_jid = unicode(file_props['receiver']).split('/')[0]
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if contact.jid == receiver_jid:
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file_props['error'] = -5
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self.remove_transfer(file_props)
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self.dispatch('FILE_REQUEST_ERROR', (contact.jid, file_props, ''))
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sender_jid = unicode(file_props['sender'])
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if contact.jid == sender_jid:
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file_props['error'] = -3
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self.remove_transfer(file_props)
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def remove_all_transfers(self):
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''' stops and removes all active connections from the socks5 pool '''
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for file_props in self.files_props.values():
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self.remove_transfer(file_props, remove_from_list = False)
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del(self.files_props)
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self.files_props = {}
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def remove_transfer(self, file_props, remove_from_list = True):
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if file_props is None:
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return
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self.disconnect_transfer(file_props)
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sid = file_props['sid']
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gajim.socks5queue.remove_file_props(self.name, sid)
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if remove_from_list:
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if self.files_props.has_key('sid'):
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del(self.files_props['sid'])
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def disconnect_transfer(self, file_props):
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if file_props is None:
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return
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if file_props.has_key('hash'):
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gajim.socks5queue.remove_sender(file_props['hash'])
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if file_props.has_key('streamhosts'):
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for host in file_props['streamhosts']:
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if host.has_key('idx') and host['idx'] > 0:
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gajim.socks5queue.remove_receiver(host['idx'])
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gajim.socks5queue.remove_sender(host['idx'])
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def send_socks5_info(self, file_props, fast = True, receiver = None,
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sender = None):
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''' send iq for the present streamhosts and proxies '''
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if type(self.peerhost) != tuple:
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return
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port = gajim.config.get('file_transfers_port')
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ft_override_host_to_send = gajim.config.get('ft_override_host_to_send')
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if receiver is None:
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receiver = file_props['receiver']
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if sender is None:
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sender = file_props['sender']
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proxyhosts = []
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sha_str = helpers.get_auth_sha(file_props['sid'], sender,
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receiver)
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file_props['sha_str'] = sha_str
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if not ft_override_host_to_send:
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ft_override_host_to_send = self.peerhost[0]
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try:
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ft_override_host_to_send = socket.gethostbyname(
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ft_override_host_to_send)
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except socket.gaierror:
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self.dispatch('ERROR', (_('Wrong host'), _('The host you configured as the ft_override_host_to_send advanced option is not valid, so ignored.')))
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ft_override_host_to_send = self.peerhost[0]
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listener = gajim.socks5queue.start_listener(self.peerhost[0], port,
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sha_str, self._result_socks5_sid, file_props['sid'])
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if listener == None:
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file_props['error'] = -5
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self.dispatch('FILE_REQUEST_ERROR', (unicode(receiver), file_props,
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''))
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self._connect_error(unicode(receiver), file_props['sid'],
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file_props['sid'], code = 406)
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return
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iq = common.xmpp.Protocol(name = 'iq', to = unicode(receiver),
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typ = 'set')
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file_props['request-id'] = 'id_' + file_props['sid']
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iq.setID(file_props['request-id'])
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query = iq.setTag('query')
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query.setNamespace(common.xmpp.NS_BYTESTREAM)
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query.setAttr('mode', 'tcp')
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query.setAttr('sid', file_props['sid'])
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streamhost = query.setTag('streamhost')
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streamhost.setAttr('port', unicode(port))
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streamhost.setAttr('host', ft_override_host_to_send)
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streamhost.setAttr('jid', sender)
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self.connection.send(iq)
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def send_file_rejection(self, file_props):
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''' informs sender that we refuse to download the file '''
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# user response to ConfirmationDialog may come after we've disconneted
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if not self.connection or self.connected < 2:
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return
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iq = common.xmpp.Protocol(name = 'iq',
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to = unicode(file_props['sender']), typ = 'error')
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iq.setAttr('id', file_props['request-id'])
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err = common.xmpp.ErrorNode(code = '403', typ = 'cancel', name =
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'forbidden', text = 'Offer Declined')
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iq.addChild(node=err)
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self.connection.send(iq)
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def send_file_approval(self, file_props):
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''' send iq, confirming that we want to download the file '''
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# user response to ConfirmationDialog may come after we've disconneted
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if not self.connection or self.connected < 2:
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return
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iq = common.xmpp.Protocol(name = 'iq',
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to = unicode(file_props['sender']), typ = 'result')
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iq.setAttr('id', file_props['request-id'])
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si = iq.setTag('si')
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si.setNamespace(common.xmpp.NS_SI)
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if file_props.has_key('offset') and file_props['offset']:
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file_tag = si.setTag('file')
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file_tag.setNamespace(common.xmpp.NS_FILE)
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range_tag = file_tag.setTag('range')
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range_tag.setAttr('offset', file_props['offset'])
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feature = si.setTag('feature')
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feature.setNamespace(common.xmpp.NS_FEATURE)
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_feature = common.xmpp.DataForm(typ='submit')
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feature.addChild(node=_feature)
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field = _feature.setField('stream-method')
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field.delAttr('type')
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field.setValue(common.xmpp.NS_BYTESTREAM)
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self.connection.send(iq)
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def send_file_request(self, file_props):
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''' send iq for new FT request '''
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if not self.connection or self.connected < 2:
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return
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our_jid = gajim.get_jid_from_account(self.name)
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frm = our_jid
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file_props['sender'] = frm
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fjid = file_props['receiver'].jid
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iq = common.xmpp.Protocol(name = 'iq', to = fjid,
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typ = 'set')
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iq.setID(file_props['sid'])
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self.files_props[file_props['sid']] = file_props
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si = iq.setTag('si')
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si.setNamespace(common.xmpp.NS_SI)
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si.setAttr('profile', common.xmpp.NS_FILE)
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si.setAttr('id', file_props['sid'])
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file_tag = si.setTag('file')
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file_tag.setNamespace(common.xmpp.NS_FILE)
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file_tag.setAttr('name', file_props['name'])
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file_tag.setAttr('size', file_props['size'])
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desc = file_tag.setTag('desc')
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if file_props.has_key('desc'):
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desc.setData(file_props['desc'])
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file_tag.setTag('range')
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feature = si.setTag('feature')
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feature.setNamespace(common.xmpp.NS_FEATURE)
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_feature = common.xmpp.DataForm(typ='form')
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feature.addChild(node=_feature)
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field = _feature.setField('stream-method')
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field.setAttr('type', 'list-single')
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field.addOption(common.xmpp.NS_BYTESTREAM)
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self.connection.send(iq)
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def _result_socks5_sid(self, sid, hash_id):
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''' store the result of sha message from auth. '''
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if not self.files_props.has_key(sid):
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return
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file_props = self.files_props[sid]
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file_props['hash'] = hash_id
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return
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def _connect_error(self, to, _id, sid, code = 404):
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''' cb, when there is an error establishing BS connection, or
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when connection is rejected'''
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msg_dict = {
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404: 'Could not connect to given hosts',
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405: 'Cancel',
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406: 'Not acceptable',
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}
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msg = msg_dict[code]
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iq = None
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iq = common.xmpp.Protocol(name = 'iq', to = to,
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typ = 'error')
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iq.setAttr('id', _id)
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err = iq.setTag('error')
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err.setAttr('code', unicode(code))
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err.setData(msg)
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self.connection.send(iq)
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if code == 404:
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file_props = gajim.socks5queue.get_file_props(self.name, sid)
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if file_props is not None:
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self.disconnect_transfer(file_props)
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file_props['error'] = -3
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self.dispatch('FILE_REQUEST_ERROR', (to, file_props, msg))
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def _proxy_auth_ok(self, proxy):
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'''cb, called after authentication to proxy server '''
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file_props = self.files_props[proxy['sid']]
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iq = common.xmpp.Protocol(name = 'iq', to = proxy['initiator'],
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typ = 'set')
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auth_id = "au_" + proxy['sid']
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iq.setID(auth_id)
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query = iq.setTag('query')
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query.setNamespace(common.xmpp.NS_BYTESTREAM)
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query.setAttr('sid', proxy['sid'])
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activate = query.setTag('activate')
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activate.setData(file_props['proxy_receiver'])
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iq.setID(auth_id)
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self.connection.send(iq)
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# register xmpppy handlers for bytestream and FT stanzas
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def _bytestreamErrorCB(self, con, iq_obj):
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gajim.log.debug('_bytestreamErrorCB')
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id = unicode(iq_obj.getAttr('id'))
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frm = unicode(iq_obj.getFrom())
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query = iq_obj.getTag('query')
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gajim.proxy65_manager.error_cb(frm, query)
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jid = unicode(iq_obj.getFrom())
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id = id[3:]
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if not self.files_props.has_key(id):
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return
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file_props = self.files_props[id]
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file_props['error'] = -4
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self.dispatch('FILE_REQUEST_ERROR', (jid, file_props, ''))
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raise common.xmpp.NodeProcessed
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def _bytestreamSetCB(self, con, iq_obj):
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gajim.log.debug('_bytestreamSetCB')
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target = unicode(iq_obj.getAttr('to'))
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id = unicode(iq_obj.getAttr('id'))
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query = iq_obj.getTag('query')
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sid = unicode(query.getAttr('sid'))
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file_props = gajim.socks5queue.get_file_props(
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self.name, sid)
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streamhosts=[]
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for item in query.getChildren():
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if item.getName() == 'streamhost':
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host_dict={
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'state': 0,
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'target': target,
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'id': id,
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'sid': sid,
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'initiator': unicode(iq_obj.getFrom())
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}
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for attr in item.getAttrs():
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host_dict[attr] = item.getAttr(attr)
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streamhosts.append(host_dict)
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if file_props is None:
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if self.files_props.has_key(sid):
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file_props = self.files_props[sid]
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file_props['fast'] = streamhosts
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if file_props['type'] == 's':
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if file_props.has_key('streamhosts'):
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file_props['streamhosts'].extend(streamhosts)
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else:
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file_props['streamhosts'] = streamhosts
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if not gajim.socks5queue.get_file_props(self.name, sid):
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gajim.socks5queue.add_file_props(self.name, file_props)
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gajim.socks5queue.connect_to_hosts(self.name, sid,
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self.send_success_connect_reply, None)
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raise common.xmpp.NodeProcessed
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file_props['streamhosts'] = streamhosts
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if file_props['type'] == 'r':
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gajim.socks5queue.connect_to_hosts(self.name, sid,
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self.send_success_connect_reply, self._connect_error)
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raise common.xmpp.NodeProcessed
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def _ResultCB(self, con, iq_obj):
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gajim.log.debug('_ResultCB')
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# if we want to respect jep-0065 we have to check for proxy
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# activation result in any result iq
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real_id = unicode(iq_obj.getAttr('id'))
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if real_id[:3] != 'au_':
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return
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frm = unicode(iq_obj.getFrom())
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id = real_id[3:]
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if self.files_props.has_key(id):
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file_props = self.files_props[id]
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if file_props['streamhost-used']:
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for host in file_props['proxyhosts']:
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if host['initiator'] == frm and host.has_key('idx'):
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gajim.socks5queue.activate_proxy(host['idx'])
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raise common.xmpp.NodeProcessed
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def _bytestreamResultCB(self, con, iq_obj):
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gajim.log.debug('_bytestreamResultCB')
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frm = unicode(iq_obj.getFrom())
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real_id = unicode(iq_obj.getAttr('id'))
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query = iq_obj.getTag('query')
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gajim.proxy65_manager.resolve_result(frm, query)
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try:
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streamhost = query.getTag('streamhost-used')
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except: # this bytestream result is not what we need
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pass
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id = real_id[3:]
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if self.files_props.has_key(id):
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file_props = self.files_props[id]
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else:
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raise common.xmpp.NodeProcessed
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if streamhost is None:
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# proxy approves the activate query
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if real_id[:3] == 'au_':
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id = real_id[3:]
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if not file_props.has_key('streamhost-used') or \
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file_props['streamhost-used'] is False:
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raise common.xmpp.NodeProcessed
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if not file_props.has_key('proxyhosts'):
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raise common.xmpp.NodeProcessed
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for host in file_props['proxyhosts']:
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if host['initiator'] == frm and \
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unicode(query.getAttr('sid')) == file_props['sid']:
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gajim.socks5queue.activate_proxy(host['idx'])
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break
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raise common.xmpp.NodeProcessed
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jid = streamhost.getAttr('jid')
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if file_props.has_key('streamhost-used') and \
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file_props['streamhost-used'] is True:
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raise common.xmpp.NodeProcessed
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if real_id[:3] == 'au_':
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gajim.socks5queue.send_file(file_props, self.name)
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raise common.xmpp.NodeProcessed
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proxy = None
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if file_props.has_key('proxyhosts'):
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for proxyhost in file_props['proxyhosts']:
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if proxyhost['jid'] == jid:
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proxy = proxyhost
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if proxy != None:
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file_props['streamhost-used'] = True
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if not file_props.has_key('streamhosts'):
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file_props['streamhosts'] = []
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file_props['streamhosts'].append(proxy)
|
||||
file_props['is_a_proxy'] = True
|
||||
receiver = socks5.Socks5Receiver(gajim.idlequeue, proxy, file_props['sid'], file_props)
|
||||
gajim.socks5queue.add_receiver(self.name, receiver)
|
||||
proxy['idx'] = receiver.queue_idx
|
||||
gajim.socks5queue.on_success = self._proxy_auth_ok
|
||||
raise common.xmpp.NodeProcessed
|
||||
|
||||
else:
|
||||
gajim.socks5queue.send_file(file_props, self.name)
|
||||
if file_props.has_key('fast'):
|
||||
fasts = file_props['fast']
|
||||
if len(fasts) > 0:
|
||||
self._connect_error(frm, fasts[0]['id'], file_props['sid'],
|
||||
code = 406)
|
||||
|
||||
raise common.xmpp.NodeProcessed
|
||||
|
||||
def _siResultCB(self, con, iq_obj):
|
||||
gajim.log.debug('_siResultCB')
|
||||
self.peerhost = con._owner.Connection._sock.getsockname()
|
||||
id = iq_obj.getAttr('id')
|
||||
if not self.files_props.has_key(id):
|
||||
# no such jid
|
||||
return
|
||||
file_props = self.files_props[id]
|
||||
if file_props is None:
|
||||
# file properties for jid is none
|
||||
return
|
||||
if file_props.has_key('request-id'):
|
||||
# we have already sent streamhosts info
|
||||
return
|
||||
file_props['receiver'] = unicode(iq_obj.getFrom())
|
||||
si = iq_obj.getTag('si')
|
||||
file_tag = si.getTag('file')
|
||||
range_tag = None
|
||||
if file_tag:
|
||||
range_tag = file_tag.getTag('range')
|
||||
if range_tag:
|
||||
offset = range_tag.getAttr('offset')
|
||||
if offset:
|
||||
file_props['offset'] = int(offset)
|
||||
length = range_tag.getAttr('length')
|
||||
if length:
|
||||
file_props['length'] = int(length)
|
||||
feature = si.setTag('feature')
|
||||
if feature.getNamespace() != common.xmpp.NS_FEATURE:
|
||||
return
|
||||
form_tag = feature.getTag('x')
|
||||
form = common.xmpp.DataForm(node=form_tag)
|
||||
field = form.getField('stream-method')
|
||||
if field.getValue() != common.xmpp.NS_BYTESTREAM:
|
||||
return
|
||||
self.send_socks5_info(file_props, fast = True)
|
||||
raise common.xmpp.NodeProcessed
|
||||
|
||||
def _siSetCB(self, con, iq_obj):
|
||||
gajim.log.debug('_siSetCB')
|
||||
jid = unicode(iq_obj.getFrom())
|
||||
si = iq_obj.getTag('si')
|
||||
profile = si.getAttr('profile')
|
||||
mime_type = si.getAttr('mime-type')
|
||||
if profile != common.xmpp.NS_FILE:
|
||||
return
|
||||
file_tag = si.getTag('file')
|
||||
file_props = {'type': 'r'}
|
||||
for attribute in file_tag.getAttrs():
|
||||
if attribute in ('name', 'size', 'hash', 'date'):
|
||||
val = file_tag.getAttr(attribute)
|
||||
if val is None:
|
||||
continue
|
||||
file_props[attribute] = val
|
||||
file_desc_tag = file_tag.getTag('desc')
|
||||
if file_desc_tag is not None:
|
||||
file_props['desc'] = file_desc_tag.getData()
|
||||
|
||||
if mime_type is not None:
|
||||
file_props['mime-type'] = mime_type
|
||||
our_jid = gajim.get_jid_from_account(self.name)
|
||||
file_props['receiver'] = our_jid
|
||||
file_props['sender'] = unicode(iq_obj.getFrom())
|
||||
file_props['request-id'] = unicode(iq_obj.getAttr('id'))
|
||||
file_props['sid'] = unicode(si.getAttr('id'))
|
||||
gajim.socks5queue.add_file_props(self.name, file_props)
|
||||
self.dispatch('FILE_REQUEST', (jid, file_props))
|
||||
raise common.xmpp.NodeProcessed
|
||||
|
||||
def _siErrorCB(self, con, iq_obj):
|
||||
gajim.log.debug('_siErrorCB')
|
||||
si = iq_obj.getTag('si')
|
||||
profile = si.getAttr('profile')
|
||||
if profile != common.xmpp.NS_FILE:
|
||||
return
|
||||
id = iq_obj.getAttr('id')
|
||||
if not self.files_props.has_key(id):
|
||||
# no such jid
|
||||
return
|
||||
file_props = self.files_props[id]
|
||||
if file_props is None:
|
||||
# file properties for jid is none
|
||||
return
|
||||
jid = unicode(iq_obj.getFrom())
|
||||
file_props['error'] = -3
|
||||
self.dispatch('FILE_REQUEST_ERROR', (jid, file_props, ''))
|
||||
raise common.xmpp.NodeProcessed
|
||||
|
||||
|
||||
|
||||
class ConnectionVcard:
|
||||
def __init__(self):
|
||||
self.vcard_sha = None
|
||||
|
|
@ -212,9 +685,10 @@ class ConnectionVcard:
|
|||
'''
|
||||
pass
|
||||
|
||||
class ConnectionHandlersZeroconf(ConnectionVcard):
|
||||
class ConnectionHandlersZeroconf(ConnectionVcard, ConnectionBytestream):
|
||||
def __init__(self):
|
||||
ConnectionVcard.__init__(self)
|
||||
ConnectionBytestream.__init__(self)
|
||||
# List of IDs we are waiting answers for {id: (type_of_request, data), }
|
||||
self.awaiting_answers = {}
|
||||
# List of IDs that will produce a timeout is answer doesn't arrive
|
||||
|
|
|
|||
Loading…
Reference in New Issue