direct.py 文件源码

def setService(self, service):
        log.msg('setting client server to %s' % service)
        transport.SSHClientTransport.setService(self, service)
        if service.name != 'ssh-userauth' and self.factory.d:
            d = self.factory.d
            self.factory.d = None
            d.callback(None)
        if service.name == 'ssh-connection':
            # listen for UNIX
            if not self.factory.options['nocache']:
                user = self.factory.userAuthObject.user
                peer = self.transport.getPeer()
                filename = os.path.expanduser("~/.conch-%s-%s-%i" % (user, peer.host, peer.port))
                try:
                    u = unix.SSHUnixServerFactory(service)
                    try:
                        os.unlink(filename)
                    except OSError:
                        pass
                    self.unixServer = reactor.listenUNIX(filename, u, mode=0600, wantPID=1)
                except Exception, e:
                    log.msg('error trying to listen on %s' % filename)
                    log.err(e)