def _connect(self, local_uri, remote_uri, use_acm=False): self.logger.info('Connecting to %s' % (remote_uri, )) creator = GreenClientCreator(gtransport_class=MSRPTransport, local_uri=local_uri, logger=self.logger, use_acm=use_acm) connectFuncName = 'connect' + remote_uri.protocol_name connectFuncArgs = remote_uri.protocolArgs if remote_uri.host: args = (remote_uri.host, remote_uri.port or 2855) + connectFuncArgs msrp = getattr(creator, connectFuncName)(*args) else: if not remote_uri.domain: raise ValueError("remote_uri must have either 'host' or 'domain'") msrp = creator.connectSRV(remote_uri.scheme, remote_uri.domain, connectFuncName=connectFuncName, connectFuncArgs=connectFuncArgs, ConnectorClass=self.SRVConnectorClass) self.logger.info('Connected to %s:%s' % (msrp.getPeer().host, msrp.getPeer().port)) return msrp
def handler(local): client = str(local.getHost()) print 'accepted connection from %s' % client remote = GreenClientCreator(reactor, UnbufferedTransport).connectTCP( remote_host, remote_port) a = proc.spawn(forward, remote, local) b = proc.spawn(forward, local, remote) proc.waitall([a, b], trap_errors=True) print 'closed connection to %s' % client
from eventlet.twistedutil.protocol import GreenClientCreator from eventlet.twistedutil.protocols.basic import LineOnlyReceiverTransport class NoisySRVConnector(SRVConnector): def pickServer(self): host, port = SRVConnector.pickServer(self) print 'Resolved _%s._%s.%s --> %s:%s' % (self.service, self.protocol, self.domain, host, port) return host, port cred = X509Credentials(None, None) ctx = TLSContext(cred) creator = GreenClientCreator(reactor, LineOnlyReceiverTransport) conn = creator.connectSRV('msrps', 'ag-projects.com', connectFuncName='connectTLS', connectFuncArgs=(ctx, ), ConnectorClass=NoisySRVConnector) request = """MSRP 49fh AUTH To-Path: msrps://[email protected];tcp From-Path: msrps://alice.example.com:9892/98cjs;tcp -------49fh$ """.replace('\n', '\r\n') print 'Sending:\n%s' % request conn.write(request) print 'Received:'
from twisted.internet import reactor from twisted.names.srvconnect import SRVConnector from gnutls.interfaces.twisted import X509Credentials from eventlet.twistedutil.protocol import GreenClientCreator from eventlet.twistedutil.protocols.basic import LineOnlyReceiverTransport class NoisySRVConnector(SRVConnector): def pickServer(self): host, port = SRVConnector.pickServer(self) print('Resolved _%s._%s.%s --> %s:%s' % (self.service, self.protocol, self.domain, host, port)) return host, port cred = X509Credentials(None, None) creator = GreenClientCreator(reactor, LineOnlyReceiverTransport) conn = creator.connectSRV('msrps', 'ag-projects.com', connectFuncName='connectTLS', connectFuncArgs=(cred,), ConnectorClass=NoisySRVConnector) request = """MSRP 49fh AUTH To-Path: msrps://[email protected];tcp From-Path: msrps://alice.example.com:9892/98cjs;tcp -------49fh$ """.replace('\n', '\r\n') print('Sending:\n%s' % request) conn.write(request) print('Received:') for x in conn: print(repr(x))
"""Example for GreenTransport and GreenClientCreator. In this example reactor is started implicitly upon the first use of a blocking function. """ from twisted.internet import ssl from twisted.internet.error import ConnectionClosed from eventlet.twistedutil.protocol import GreenClientCreator from eventlet.twistedutil.protocols.basic import LineOnlyReceiverTransport from twisted.internet import reactor # read from TCP connection conn = GreenClientCreator(reactor).connectTCP('www.google.com', 80) conn.write('GET / HTTP/1.0\r\n\r\n') conn.loseWriteConnection() print conn.read() # read from SSL connection line by line conn = GreenClientCreator(reactor, LineOnlyReceiverTransport).connectSSL( 'sf.net', 443, ssl.ClientContextFactory()) conn.write('GET / HTTP/1.0\r\n\r\n') try: for num, line in enumerate(conn): print '%3s %r' % (num, line) except ConnectionClosed, ex: print ex
"""Example for GreenTransport and GreenClientCreator. In this example reactor is started implicitly upon the first use of a blocking function. """ from twisted.internet import ssl from twisted.internet.error import ConnectionClosed from eventlet.twistedutil.protocol import GreenClientCreator from eventlet.twistedutil.protocols.basic import LineOnlyReceiverTransport from twisted.internet import reactor # read from TCP connection conn = GreenClientCreator(reactor).connectTCP('www.google.com', 80) conn.write('GET / HTTP/1.0\r\n\r\n') conn.loseWriteConnection() print(conn.read()) # read from SSL connection line by line conn = GreenClientCreator(reactor, LineOnlyReceiverTransport).connectSSL('sf.net', 443, ssl.ClientContextFactory()) conn.write('GET / HTTP/1.0\r\n\r\n') try: for num, line in enumerate(conn): print('%3s %r' % (num, line)) except ConnectionClosed as ex: print(ex)