示例#1
0
    def resolveHost(self, host):
        address = self.dnsCache.getCachedAddress(host)

        if address != None:
            mitmf_logger.debug("[ClientRequest] Host cached: {} {}".format(
                host, address))
            return defer.succeed(address)
        else:

            mitmf_logger.debug("[ClientRequest] Host not cached.")

            if self.resolver == 'dnschef':
                try:
                    mitmf_logger.debug(
                        "[ClientRequest] Resolving with DNSChef")
                    address = str(self.customResolver.query(host)[0].address)
                    return defer.succeed(address)
                except Exception:
                    mitmf_logger.debug(
                        "[ClientRequest] Exception occured, falling back to reactor.resolve()"
                    )
                    return reactor.resolve(host)

            elif self.resolver == 'twisted':
                return reactor.resolve(host)
示例#2
0
def main():
    parser = argparse.ArgumentParser()
    parser.add_argument('dir',
                        nargs='?',
                        default='.',
                        help="the directory to serve")
    parser.add_argument('-p',
                        '--port',
                        type=int,
                        default=8000,
                        help="the port to listen on")
    parser.add_argument('-r',
                        '--raw',
                        type=str,
                        nargs='?',
                        const=None,
                        default=argparse.SUPPRESS,
                        help="the port to listen on")
    args = parser.parse_args()

    if 'raw' not in args:
        resource = DirPage(args.dir)
        dir = args.dir
    else:
        if args.raw is None:
            args.raw = sys.stdin.read()
        resource = TextPage(args.raw)
        dir = None
    factory = server.Site(resource)
    endpoint = endpoints.TCP4ServerEndpoint(reactor, args.port)

    endpoint.listen(factory)
    reactor.resolve(socket.getfqdn()).addCallback(printStatus(dir, args.port))
    reactor.run()
示例#3
0
def main(argv):
    FORMAT = "%(levelname)-8s %(module)s: %(message)s"
    try:
        opts, args = getopt.getopt(argv, 'hoa:t:id',['help','target='])
    except getopt.GetoptError as err:
        print str(err)
        sys.exit(2)
    remote_host = 'ml605'
    debug = False
    port = 3000
    for opt,arg in opts:
        if opt in ('-h', '--help'):
            print '<file_name>.py -t <target> [-i]'
            sys.exit()
        elif opt in ('-t', '--target'):
            remote_host = arg
        elif opt in ('-d', '--debug'):
            debug = True
    if debug:
        logging.basicConfig(level=logging.DEBUG, format=FORMAT)
    else:
        logging.basicConfig(level=logging.INFO, format=FORMAT)
    #reactor.resolve(remote_host).addCallback(start_io, port, argv)
    reactor.resolve(remote_host).addCallback(start_io, port)
    reactor.run()
示例#4
0
文件: main.py 项目: zlzlovezl/TSpider
    def __init__(self, host, port):
        self.begin_host = host
        self.begin_port = port
        self.query = DHTQuery()

        self.tp = TorrentProcess()
        cmd = [
            'd:\\python27\\python.exe',
            'E:\\Projects\\TSpider\\DHT\\torrent.py'
        ]
        reactor.spawnProcess(self.tp, cmd[0], cmd)

        #generate 100 random id , {port : id}
        self.id_list = {}
        now_port = 6881
        for a in range(0, 0x64):
            id = struct.pack('B', a) + ''.join(
                random.choice(string.printable) for x in xrange(19))
            self.id_list[now_port] = id
            now_port += 1

        print len(self.id_list)
        for k, v in self.id_list.iteritems():
            logging.info('generate id:[%d][%r]' % (k, v))
        reactor.resolve(self.begin_host).addCallback(self.gotIP)
示例#5
0
 def startAudio(self, sdp):
     md = sdp.getMediaDescription('audio')
     addr = md.ipaddr or sdp.ipaddr
     def go(ipaddr):
         remoteAddr = (ipaddr, md.port)
         return RTPStart(cookie=self.cookie, targethost=remoteAddr[0], targetport=remoteAddr[1]).do(self.rtp)
     reactor.resolve(addr).addCallback(go)
示例#6
0
    def startProtocol(self):

        print "1. Start protocol"

        # Come prima cosa risolvo il nome
        # TODO: devo unserire una cache nella risoluzione
        reactor.resolve(self.server_address).addCallbacks(self.got_ip, self.no_ip)
        self.start_tout(CtrlUnitDatagramProtocol.ERR_NO_DNS_RESOLUTION, "IP resolution")
示例#7
0
	def __init__(self, host):
		self.clientFactory = SnarlNetworkProtocolClientFactory()
		self.serverFactory = SnarlNetworkProtocolServerFactory()

		if host.enable_outgoing.value:
			reactor.resolve(host.address.value).addCallback(self.gotIP).addErrback(self.noIP)

		if host.enable_incoming.value:
			self.serverPort = reactor.listenTCP(SNP_TCP_PORT, self.serverFactory)
			self.pending += 1
示例#8
0
	def __init__(self, host):
		self.clientFactory = SnarlNetworkProtocolClientFactory()
		self.serverFactory = SnarlNetworkProtocolServerFactory()

		if host.enable_outgoing.value:
			reactor.resolve(host.address.value).addCallback(self.gotIP).addErrback(self.noIP)

		if host.enable_incoming.value:
			self.serverPort = reactor.listenTCP(SNP_TCP_PORT, self.serverFactory)
			self.pending += 1
示例#9
0
def main(argv):
    parser = OptionParser()
    parser.add_option("-t",
                      dest="target",
                      default='192.168.21.81',
                      help="target host/IP")
    parser.add_option("-p", dest="port", default=3000, help="UDP port")
    (opts, args) = parser.parse_args()
    reactor.resolve(opts.target).addCallback(start_io, opts.port)
    reactor.run()
示例#10
0
 def startProtocol(self):
   #==============================
   def _start_protocol(ip):
     """This is called once the host is resolved."""
     
     self.host = ip
     self.transport.connect(self.host, self.port)
     self.authenticate()
   
   reactor.resolve(self.host).addCallback(_start_protocol)
示例#11
0
    def add_device(self, device):
        """ Add a single device to the list of devices that we have
        """
        def really_add_device(addr):
            device.host = addr
            reactor.connectTCP(device.host, device.port, self.client_factory)
            self.devices[device.name] = device
            self.addr_mapping[(device.host, device.port)] = device
            device.add_proxy(self)

        reactor.resolve(device.host).addCallback(really_add_device)
示例#12
0
    def startAudio(self, sdp):
        md = sdp.getMediaDescription('audio')
        addr = md.ipaddr or sdp.ipaddr

        def go(ipaddr):
            remoteAddr = (ipaddr, md.port)
            return RTPStart(cookie=self.cookie,
                            targethost=remoteAddr[0],
                            targetport=remoteAddr[1]).do(self.rtp)

        reactor.resolve(addr).addCallback(go)
示例#13
0
    def clientEnter(self):
        self.clientWait.onEnter()

        Game.network = TFTProtocol()
        def onResolve(ip, self=self):
            if self.state == self.STATE_CONNECT:
                Game.network.address = (ip, Game.ServerPort)
                Game.port = reactor.listenUDP(0, Game.network)
        def onFail(err, self=self):
            if self.state == self.STATE_CONNECT:
                Game.failure = err.getErrorMessage()
                self.changeState(self.STATE_FAILURE)
        reactor.resolve(Game.ServerIP).addCallback(onResolve).addErrback(onFail)
示例#14
0
def resolve(parsedPath):
    arguments = urlparse.parse_qs(parsedPath.query)
    hostname = arguments["hostname"][0]
    try:
        ip = yield reactor.resolve(hostname)
    except Exception, e:
        message = str(e)
示例#15
0
def get_local_ip():
    """
    Returns a deferred which will be called with a
    2-uple (lan_flag, ip_address) :
        - lan_flag:
            - True if it's a local network (RFC1918)
            - False if it's a WAN address

        - ip_address is the actual ip address

    @return: A deferred called with the above defined tuple
    @rtype: L{twisted.internet.defer.Deferred}
    """
    # first we try a connected udp socket, then via multicast
    logging.debug("Resolving dns to get udp ip")
    try:
        ipaddr = yield reactor.resolve('A.ROOT-SERVERS.NET')
    except:
        pass
    else:
        udpprot = DatagramProtocol()
        port = reactor.listenUDP(0, udpprot)
        udpprot.transport.connect(ipaddr, 7)
        localip = udpprot.transport.getHost().host
        port.stopListening()

        if is_bogus_ip(localip):
            raise RuntimeError("Invalid IP address returned")
        else:
            defer.returnValue((is_rfc1918_ip(localip), localip))

    logging.debug("Multicast ping to retrieve local IP")
    ipaddr = yield _discover_multicast()
    defer.returnValue((is_rfc1918_ip(ipaddr), ipaddr))
示例#16
0
    def initialize(self):
        self.clean()

        def resolveCb(result):
            self.mangle.createChain(chain="cattivo")

            entry = self._createAuthenticatorEntry(result)
            self.mangle.appendEntry(entry, chain="cattivo")

            entry = self._createLocalTrafficEntry()
            self.mangle.appendEntry(entry, chain="cattivo")

            entry = self._createDefaultTproxyEntry()
            self.mangle.appendEntry(entry, chain="cattivo")
            self.mangle.commit()

            entry = self._createJumpInCattivoEntry()
            self.mangle.appendEntry(entry, chain="PREROUTING")
            self.mangle.commit()

        authenticator = cattivo.config.get("authenticator", "host")
        url = URLPath.fromString(authenticator)
        address = url.netloc
        dfr = reactor.resolve(address)
        dfr.addCallback(resolveCb)

        return dfr
示例#17
0
def _reflect_stream(lbry_file, reflector_server):
    reflector_address, reflector_port = reflector_server[0], reflector_server[
        1]
    factory = ClientFactory(lbry_file)
    ip = yield reactor.resolve(reflector_address)
    yield reactor.connectTCP(ip, reflector_port, factory)
    yield factory.finished_deferred
示例#18
0
def _reflect_blobs(blob_manager, blob_hashes, reflector_server):
    reflector_address, reflector_port = reflector_server[0], reflector_server[
        1]
    factory = BlobClientFactory(blob_manager, blob_hashes)
    ip = yield reactor.resolve(reflector_address)
    yield reactor.connectTCP(ip, reflector_port, factory)
    yield factory.finished_deferred
示例#19
0
    def create(host,
               port,
               connect_callback=None,
               disconnect_callback=None,
               resolver_errback=None):
        """Create an instance that resolves the host to an IP asynchronously.

        Will queue all messages while the host is not yet resolved.

        Build a connection that reports to the endpoint (on C{host} and
        C{port}) using UDP.

        @param host: The StatsD server host.
        @param port: The StatsD server port.
        @param resolver_errback: The errback to invoke should
            issues occur resolving the supplied C{host}.
        @param connect_callback: The callback to invoke on connection.
        @param disconnect_callback: The callback to invoke on disconnection."""
        from twisted.internet import reactor

        instance = TwistedStatsDClient(host=host,
                                       port=port,
                                       connect_callback=connect_callback,
                                       disconnect_callback=disconnect_callback)

        if resolver_errback is None:
            resolver_errback = log.err

        instance.resolve_later = reactor.resolve(host)
        instance.resolve_later.addCallbacks(instance.host_resolved,
                                            resolver_errback)

        return instance
示例#20
0
 def __init__(self, torrent, url, verbose=None):
     self._torrent = torrent
     self._verbose = verbose
     self.status = "Connecting..."
     self._connection_id = None
     self._msngr = None
     self.seeders = -1  #negative means not connected yet
     self.leechers = -1
     if not url.startswith('udp://'):
         raise ValueError("URL should be udp")
     else:
         u, p = url.split('/')[2].split(':')
         if self._verbose > 10: print("Trying to resolve ip for %s" % u)
         self._url = url
         self._port = int(p)
         reactor.resolve(u).addCallbacks(self._ip_resolved, self._ip_failed)
示例#21
0
文件: network.py 项目: DKrul/tensor
    def get(self):
        host = self.config.get('destination', self.hostname)

        try:
            ip = yield reactor.resolve(host)
        except:
            ip = None

        if ip:
            try:
                loss, latency = yield icmp.ping(ip, 5)
            except: 
                loss, latency = 100, None

            event = [self.createEvent('ok', '%s%% loss to %s' % (loss,host), loss,
                prefix="loss")]

            if latency:
                event.append(self.createEvent('ok', 'Latency to %s' % host, latency,
                            prefix="latency"))
        else:
            event = [self.createEvent('critical', 'Unable to resolve %s' % host, 100,
                prefix="loss")]

        defer.returnValue(event)
示例#22
0
 def announce(self, torrent):
     self.torrent = torrent
     host = yield reactor.resolve(self.host, timeout=(1, 3))
     self.host = host
     reactor.listenUDP(self.factory.track_port, self)
     peers = yield self.deferred
     defer.returnValue(peers)
示例#23
0
def get_deferred_host_ip():
    global _host_ip
    global _host_ip_callbacks
    global _host_ip_cachetime
    assert reactor.ident == thread.get_ident()

    if _host_ip is not "unknown" and _host_ip_cachetime + CACHE_TIME > bttime():
        return defer.succeed(_host_ip)

    df = defer.Deferred()

    if not _host_ip_callbacks:

        def connect(ip):
            factory = RecorderFactory()
            factory.protocol = RecorderProtocol
            if hasattr(reactor, "limiter"):
                reactor.connectTCP(ip, 80, factory, urgent=True)
            else:
                reactor.connectTCP(ip, 80, factory)

        rdf = reactor.resolve("ip.bittorrent.com")
        rdf.addCallback(connect)
        rdf.addErrback(lambda e: _got_result(None))

    _host_ip_callbacks.append(df)

    return df
示例#24
0
 def announce(self, torrent):
     self.torrent = torrent
     host = yield reactor.resolve(self.host, timeout=(1, 3))
     self.host = host
     reactor.listenUDP(self.factory.track_port, self)
     peers = yield self.deferred
     defer.returnValue(peers)
示例#25
0
 def __init__(self, torrent, url, verbose=None):
     self._torrent = torrent
     self._verbose = verbose
     self.status = "Connecting..."
     self._connection_id = None
     self._msngr = None
     self.seeders = -1 #negative means not connected yet
     self.leechers = -1
     if not url.startswith('udp://'):
         raise ValueError("URL should be udp")
     else:
         u, p = url.split('/')[2].split(':')
         if self._verbose > 10: print("Trying to resolve ip for %s"%u)
         self._url  = url
         self._port = int(p)
         reactor.resolve(u).addCallbacks(self._ip_resolved, self._ip_failed)
示例#26
0
    def sendto(self, data, destination):
        self.last_incoming = time.time()
        if self.check_num_packets(destination, False):
            if DataChecker.is_allowed(data):

                def on_error(failure):
                    self.logger.error(
                        "Can't resolve ip address for hostname %s. Failure: %s",
                        destination[0], failure)

                def on_ip_address(ip_address):
                    self.logger.debug("Resolved hostname %s to ip_address %s",
                                      destination[0], ip_address)
                    try:
                        self.transport.write(data,
                                             (ip_address, destination[1]))
                        self.overlay.increase_bytes_sent(self, len(data))
                    except (AttributeError, MessageLengthError,
                            socket.error) as exception:
                        self.logger.error(
                            "Failed to write data to transport: %s. Destination: %r error was: %r",
                            exception, destination, exception)

                resolve_ip_address_deferred = reactor.resolve(destination[0])
                resolve_ip_address_deferred.addCallbacks(
                    on_ip_address, on_error)
                self.register_task("resolving_%r" % destination[0],
                                   resolve_ip_address_deferred)
            else:
                self.logger.error(
                    "dropping forbidden packets from exit socket with circuit_id %d",
                    self.circuit_id)
示例#27
0
    def get(self):
        host = self.config.get('destination', self.hostname)

        try:
            ip = yield reactor.resolve(host)
        except:
            ip = None

        if ip:
            try:
                loss, latency = yield icmp.ping(ip, 5)
            except:
                loss, latency = 100, None

            event = [self.createEvent('ok', '%s%% loss to %s' % (loss, host),
                                      loss, prefix="loss")]

            if latency:
                event.append(self.createEvent('ok', 'Latency to %s' % host,
                                              latency, prefix="latency"))
        else:
            event = [self.createEvent('critical', 'Unable to resolve %s' % host,
                                      100, prefix="loss")]

        defer.returnValue(event)
示例#28
0
    def create(host, port, connect_callback=None, disconnect_callback=None,
               resolver_errback=None):
        """Create an instance that resolves the host to an IP asynchronously.

        Will queue all messages while the host is not yet resolved.

        Build a connection that reports to the endpoint (on C{host} and
        C{port}) using UDP.

        @param host: The StatsD server host.
        @param port: The StatsD server port.
        @param resolver_errback: The errback to invoke should
            issues occur resolving the supplied C{host}.
        @param connect_callback: The callback to invoke on connection.
        @param disconnect_callback: The callback to invoke on disconnection."""
        from twisted.internet import reactor

        instance = TwistedStatsDClient(
            host=host, port=port, connect_callback=connect_callback,
            disconnect_callback=disconnect_callback)

        if resolver_errback is None:
            resolver_errback = log.err

        instance.resolve_later = reactor.resolve(host)
        instance.resolve_later.addCallbacks(instance.host_resolved,
                                            resolver_errback)

        return instance
示例#29
0
 def resolveAddress(self):
     host, port = self.addr
     if isIPAddress(host):
         return self.addr
     else:
         from twisted.internet import reactor
         return reactor.resolve(host).addCallback(self._filterRealAddress)
示例#30
0
 def _resolveStunServers(self, localAddress):
     self.localAddress = localAddress
     # reactor.resolve the hosts!
     for host, port in self.servers:
         d = reactor.resolve(host)
         #添加向stun server发送消息的函数
         d.addCallback(lambda x,p=port: self.initialStunRequest((x, p)))
def get_local_ip():
    """
    Returns a deferred which will be called with a
    2-uple (lan_flag, ip_address) :
        - lan_flag:
            - True if it's a local network (RFC1918)
            - False if it's a WAN address
        
        - ip_address is the actual ip address
    
    @return: A deferred called with the above defined tuple
    @rtype: L{twisted.internet.defer.Deferred}
    """
    # first we try a connected udp socket, then via multicast
    logging.debug("Resolving dns to get udp ip")
    try:
        ipaddr = yield reactor.resolve('A.ROOT-SERVERS.NET')
    except:
        pass
    else:
        udpprot = DatagramProtocol()
        port = reactor.listenUDP(0, udpprot)
        udpprot.transport.connect(ipaddr, 7)
        localip = udpprot.transport.getHost().host
        port.stopListening()

        if is_bogus_ip(localip):
            raise RuntimeError, "Invalid IP address returned"
        else:
            defer.returnValue((is_rfc1918_ip(localip), localip))

    logging.debug("Multicast ping to retrieve local IP")
    ipaddr = yield _discover_multicast()
    defer.returnValue((is_rfc1918_ip(ipaddr), ipaddr))
示例#32
0
文件: tcp.py 项目: UstadMobile/eXePUB
 def resolveAddress(self):
     host, port = self.addr
     if isIPAddress(host):
         return self.addr
     else:
         from twisted.internet import reactor
         return reactor.resolve(host).addCallback(self._filterRealAddress)
示例#33
0
    def resolve(self):
        """
        Resolve all unresolved trackers asynchronously.

        """
        if self.all_resolved:
            self.cancel_pending_task(u'task_resolving_bootstrap_address')
            self._logger.debug("Resolved all bootstrap addresses")
            return succeed(None)
        else:
            self._logger.info("Resolving bootstrap addresses")

            addresses = [address for address, candidate in self._candidates.items() if not candidate]
            shuffle(addresses)

            def add_candidate(ip, host, port):
                self._logger.info("Resolved %s into %s:%d", host, ip, port)
                self._candidates[(host, port)] = Candidate((str(ip), port), False)

            def no_candidate(host, port):
                self._logger.warning("Could not resolve bootstrap candidate: %s:%s", host, port)

            deferreds = []
            for host, port in addresses:
                if isIPAddress(host):
                    add_candidate(host, host, port)
                else:
                    deferred = reactor.resolve(host)
                    self.register_task("resolve_%s_%s" % (host, port), deferred)
                    deferred.addCallback(lambda ip, host=host, port=port: add_candidate(ip, host, port))
                    deferred.addErrback(lambda _, host=host, port=port: no_candidate(host, port))
                    deferreds.append(deferred)

            return gatherResults(deferreds)
示例#34
0
文件: Session.py 项目: RafaelMri/lbry
    def join_dht(self, cb=None):
        from twisted.internet import reactor

        def join_resolved_addresses(result):
            addresses = []
            for success, value in result:
                if success is True:
                    addresses.append(value)
            return addresses

        @defer.inlineCallbacks
        def join_network(knownNodes):
            log.debug("join DHT using known nodes: " + str(knownNodes))
            result = yield self.dht_node.joinNetwork(knownNodes)
            defer.returnValue(result)

        ds = []
        for host, port in self.known_dht_nodes:
            d = reactor.resolve(host)
            d.addCallback(lambda h: (h, port))  # match host to port
            ds.append(d)

        dl = defer.DeferredList(ds)
        dl.addCallback(join_resolved_addresses)
        dl.addCallback(join_network)
        if cb:
            dl.addCallback(cb)

        return dl
示例#35
0
    def callRemote(self, path):
        if pipeline_debug: print 'callRemote to %s : %s' % (self.host, path)
        query = Query(path, self.host, self.user, self.password)
        self.factory.addQuery(query)

        if pipeline_debug: print 'factory started: %s' % self.factory.started
        if not self.factory.started:
            self.factory.started = True

            def connect(host):
                if self.secure:
                    if pipeline_debug:
                        print 'connecting to %s' % str(
                            (host, self.port or 443))
                    from twisted.internet import ssl
                    reactor.connectSSL(host,
                                       self.port or 443,
                                       self.factory,
                                       ssl.ClientContextFactory(),
                                       timeout=60)
                else:
                    if pipeline_debug:
                        print 'connecting to %s' % str((host, self.port or 80))
                    reactor.connectTCP(host,
                                       self.port or 80,
                                       self.factory,
                                       timeout=60)

            df = reactor.resolve(self.host)
            df.addCallback(connect)
            df.addErrback(query.deferred.errback)
        return query.deferred
示例#36
0
def dns_resolve(addr):
    ip, port = addr
    if re.match(r'^(\d+\.){3}\d+$', ip):
        defer.returnValue(addr)
    else:
        ip = yield reactor.resolve(ip)
        addr = ip, port
        defer.returnValue(addr)
示例#37
0
    def resolveHost(self, host):
        address = self.dnsCache.getCachedAddress(host)

        if address != None:
            mitmf_logger.debug("[Ferret-NG] [ClientRequest] Host cached: {} {}".format(host, address))
            return defer.succeed(address)
        else:
            return reactor.resolve(host)
示例#38
0
文件: udp.py 项目: exarkun/txGraylog
 def resolve(self):
     """ Resolve the host IP address to avoid to many DNS queries
     """
     d = reactor.resolve(self.host)
     d.addCallback(lambda r: setattr(self, 'host_address', r))
     d.addCallback(lambda _: setattr(self, 'resolved', True))
     d.addCallback(lambda _: self.connect())
     return d
示例#39
0
    def resolveHost(self, host):
        address = self.dnsCache.getCachedAddress(host)

        if address != None:
            log.debug("[ClientRequest] Host cached: {} {}".format(host, address))
            return defer.succeed(address)
        else:
            return reactor.resolve(host)
示例#40
0
    def resolve(self, hostname):
        """Asynchronously resolve a hostname, with caching."""
        ip = self.dns_cache.get(hostname, None)
        if ip is None:
            ip = yield reactor.resolve(hostname)
            self.dns_cache[hostname] = ip

        defer.returnValue(ip)
示例#41
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文件: udp.py 项目: Kelfast/txGraylog
 def resolve(self):
     """ Resolve the host IP address to avoid to many DNS queries
     """
     d = reactor.resolve(self.host)
     d.addCallback(lambda r: setattr(self, 'host_address', r))
     d.addCallback(lambda _: setattr(self, 'resolved', True))
     d.addCallback(lambda _: self.connect())
     return d
示例#42
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def _check_if_reflector_has_stream(lbry_file, reflector_server):
    reflector_address, reflector_port = reflector_server[0], reflector_server[
        1]
    factory = BlobClientFactory(lbry_file.blob_manager, [lbry_file.sd_hash])
    d = reactor.resolve(reflector_address)
    d.addCallback(lambda ip: reactor.connectTCP(ip, reflector_port, factory))
    d.addCallback(lambda _: factory.finished_deferred)
    d.addCallback(lambda _: not factory.sent_blobs)
    return d
示例#43
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    def resolve_host(self, host):
        address = self.dns_cache.get(host)

        if address != None:
            logging.debug('Host was cached')
            return defer.succeed(address)
        else:
            logging.debug('Host not cached')
            return reactor.resolve(host)
示例#44
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 def on_server(self, data, addr):
     host, port = addr
     if data.ip is not None:
         d = reactor.resolve(data.ip)
         d.addCallback(self.on_resolve, host, data.ip, data)
         d.addErrback(self.on_resolve_error, host, data)
         return
     data.ip = host
     self.add_server(data, host)
示例#45
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    def resolveHost(self, host):
        address = self.dnsCache.getCachedAddress(host)

        if address != None:
            logging.debug("Host cached.")
            return defer.succeed(address)
        else:
            logging.debug("Host not cached.")
            return reactor.resolve(host)
示例#46
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 def on_server(self, data, addr):
     host, port = addr
     if data.ip is not None:
         d = reactor.resolve(data.ip)
         d.addCallback(self.on_resolve, host, data.ip, data)
         d.addErrback(self.on_resolve_error, host, data)
         return
     data.ip = host
     self.add_server(data, host)
示例#47
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    def resolveHost(self, host):
        address = self.dnsCache.getCachedAddress(host)

        if address != None:
            logging.debug("Host cached.")
            return defer.succeed(address)
        else:
            logging.debug("Host not cached.")
            return reactor.resolve(host)
示例#48
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def resolve_hosts(nodes_list):
    result_defer = Deferred()
    result_list = []
    for node_tuple in nodes_list:
        d = reactor.resolve(node_tuple[0])
        d.addCallback(on_host_resoled, node_tuple[1], node_tuple[0], result_list, len(nodes_list), result_defer)
        d.addErrback(on_host_failed, node_tuple[0], result_list, len(nodes_list), result_defer)
        # d.addErrback(on_host_resoled, None, node_tuple[0], result_list, len(nodes_list), result_defer)
    return result_defer
示例#49
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 def _resolveStunServers(self, localAddress):
     self.localAddress = localAddress
     # reactor.resolve the hosts!
     self.not_resolved_servers = 0
     for host, port in self.servers:
         # print '_resolveStunServers', host, port
         d = reactor.resolve(host)
         d.addCallback(lambda x, p=port: self.initialStunRequest((x, p)))
         d.addErrback(self._hostNotResolved, (host, port))
示例#50
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 def _resolveStunServers(self, localAddress):
     self.localAddress = localAddress
     # reactor.resolve the hosts!
     self.not_resolved_servers = 0
     for host, port in self.servers:
         # print '_resolveStunServers', host, port
         d = reactor.resolve(host)
         d.addCallback(lambda x, p=port: self.initialStunRequest((x, p)))
         d.addErrback(self._hostNotResolved, (host, port))
示例#51
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    def resolveHost(self, host):
        address = self.dnsCache.getCachedAddress(host)

        if address != None:
            logging.debug("[ClientRequest] Host cached: %s %s" % (host, str(address)))
            return defer.succeed(address)
        else:
            logging.debug("[ClientRequest] Host not cached.")
            return reactor.resolve(host)
示例#52
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    def join(self, deferred = None):
        """See L{apt_p2p.interfaces.IDHT}.
        
        @param deferred: the deferred to callback when the join is complete
            (optional, defaults to creating a new deferred and returning it)
        """
        # Check for multiple simultaneous joins 
        if self.joining:
            if deferred:
                deferred.errback(DHTError("a join is already in progress"))
                return
            else:
                raise DHTError, "a join is already in progress"

        if deferred:
            self.joining = deferred
        else:
            self.joining = defer.Deferred()

        if self.config is None:
            self.joining.errback(DHTError("configuration not loaded"))
            return self.joining

        # Create the new khashmir instance
        if not self.khashmir:
            self.khashmir = Khashmir(self.config, self.cache_dir)

        self.outstandingJoins = 0
        for node in self.bootstrap:
            host, port = node.rsplit(':', 1)
            port = int(port)
            self.outstandingJoins += 1
            
            # Translate host names into IP addresses
            if isIPAddress(host):
                self._join_gotIP(host, port)
            else:
                reactor.resolve(host).addCallbacks(self._join_gotIP,
                                                   self._join_resolveFailed,
                                                   callbackArgs = (port, ),
                                                   errbackArgs = (host, port))
        
        return self.joining
示例#53
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 def discoverAddress(self):
     """ Sniff out external address. Returns a deferred with the external
         address as a 2-tuple (ip, port)
     """
     self.installStun()
     self.deferred = defer.Deferred()
     for host, port in self.servers[:3]:
         d = reactor.resolve(host)
         d.addCallback(lambda x, p=port: self.initialStunRequest((x, p)))
     return self.deferred
示例#54
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 def setup_worker(self):
     self.format_string = self.config.get(
         'format_string', self.DEFAULT_FORMAT_STRING)
     self.timestamp_format = self.config.get(
         'timestamp_format', self.DEFAULT_TIMESTAMP_FORMAT)
     self.metrics_ip = yield reactor.resolve(self.config['metrics_host'])
     self.metrics_port = int(self.config['metrics_port'])
     self.metrics_protocol = UDPMetricsProtocol(
         self.metrics_ip, self.metrics_port)
     self.listener = yield reactor.listenUDP(0, self.metrics_protocol)
示例#55
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文件: __init__.py 项目: SMAC/corelib
 def info(self):
     if not hasattr(self, '_info'):
         hostname = socket.getfqdn()
         """@warning: C{socket.getfqdn} may block"""
         
         address = self.address.to_moduleaddress()
         ip_address = yield reactor.resolve(socket.gethostname())
         
         self._info = GeneralModuleInfo(address, ip_address, hostname)
     
     defer.returnValue(self._info)
示例#56
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def _check_if_reflector_has_stream(lbry_file, reflector_server):
    reflector_address, reflector_port = reflector_server[0], reflector_server[1]
    factory = BlobClientFactory(
        lbry_file.blob_manager,
        [lbry_file.sd_hash]
    )
    d = reactor.resolve(reflector_address)
    d.addCallback(lambda ip: reactor.connectTCP(ip, reflector_port, factory))
    d.addCallback(lambda _: factory.finished_deferred)
    d.addCallback(lambda _: not factory.sent_blobs)
    return d
示例#57
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文件: tftp.py 项目: braams/shtoom
 def fetch(self, remfile, fp=None):
     if fp is not None:
         self.fp = fp
     else:
         self.fp = StringIO.StringIO()
     remhost, rempath = remfile.split(':',1)
     resdef = reactor.resolve(remhost)
     self.retdef = defer.Deferred()
     resdef.addCallbacks(lambda x: self._sendRRQ(x,rempath),
                         self.retdef.errback)
     return self.retdef