Python socket.error方法代码示例

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def __init__(self, eventHandler):
        threading.Thread.__init__(self)
        self.name = 'Server'
        self.daemon = True
        self._eventHandler = eventHandler

        self._client = None
        self._server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        self._server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)

        try:
            self._server.bind(('', PORT))
            self._server.listen(5)
        except socket.error:
            event = Event(Events.SCAN_ERROR, msg='Could not start server')
            post_event(eventHandler, event)
            return

        self._cancel = False
        self.start() 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def run(self):
        while not self._cancel:
            if self._client is None:
                endpoints = [self._server]
            else:
                endpoints = [self._server, self._client]

            read, _write, error = select.select(endpoints, [], [], 0.5)

            for sock in read:
                if sock is self._server:
                    try:
                        client, _addr = self._server.accept()
                        if self._client is not None:
                            self._client.close()
                        self._client = client
                    except socket.error:
                        self._client = None

            for sock in error:
                if sock is self._client:
                    self._client = None
                sock.close() 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def test_Content_Length_in(self):
        # Try a non-chunked request where Content-Length exceeds
        # server.max_request_body_size. Assert error before body send.
        self.persistent = True
        conn = self.HTTP_CONN
        conn.putrequest('POST', '/upload', skip_host=True)
        conn.putheader('Host', self.HOST)
        conn.putheader('Content-Type', 'text/plain')
        conn.putheader('Content-Length', '9999')
        conn.endheaders()
        response = conn.getresponse()
        self.status, self.headers, self.body = webtest.shb(response)
        self.assertStatus(413)
        self.assertBody('The entity sent with the request exceeds '
                        'the maximum allowed bytes.')
        conn.close() 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def test_http_over_https(self):
        if self.scheme != 'https':
            return self.skip('skipped (not running HTTPS)... ')

        # Try connecting without SSL.
        conn = HTTPConnection('%s:%s' % (self.interface(), self.PORT))
        conn.putrequest('GET', '/', skip_host=True)
        conn.putheader('Host', self.HOST)
        conn.endheaders()
        response = conn.response_class(conn.sock, method='GET')
        try:
            response.begin()
            self.assertEqual(response.status, 400)
            self.body = response.read()
            self.assertBody('The client sent a plain HTTP request, but this '
                            'server only speaks HTTPS on this port.')
        except socket.error:
            e = sys.exc_info()[1]
            # "Connection reset by peer" is also acceptable.
            if e.errno != errno.ECONNRESET:
                raise 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def test_garbage_in(self):
        # Connect without SSL regardless of server.scheme
        c = HTTPConnection('%s:%s' % (self.interface(), self.PORT))
        c._output(b'gjkgjklsgjklsgjkljklsg')
        c._send_output()
        response = c.response_class(c.sock, method='GET')
        try:
            response.begin()
            self.assertEqual(response.status, 400)
            self.assertEqual(response.fp.read(22),
                             b'Malformed Request-Line')
            c.close()
        except socket.error:
            e = sys.exc_info()[1]
            # "Connection reset by peer" is also acceptable.
            if e.errno != errno.ECONNRESET:
                raise 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def __init__(self, address, port, key, logger, sname):
        self.address = address
        self.port = int(port)
        self.key = key
        self.logger = logger
        self.serverName = sname

        while True: # keep going until we break out inside the loop
            try:
                self.logger.debug('Attempting to connect to '+self.serverName+' server at '+str(self.address)+' port '+str(self.port))
                self.conn = Client((self.address, self.port))
                self.logger.debug('Connect to '+self.serverName+' successful.')
                break
            except SocketError as serr:
                if serr.errno == errno.ECONNREFUSED:
                    self.logger.debug('Connect to '+self.serverName+' failed because connection was refused (the server is down). Trying again.')
                else:
                    # Not a recognized error. Treat as fatal.
                    self.logger.debug('Connect to '+self.serverName+' gave socket error '+str(serr.errno))
                    raise serr
            except:
                self.logger.exception('Connect to '+self.serverName+' threw unknown exception')
                raise 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def send(self, msg):
        # TODO: Busy wait will do for initial startup but for dealing with server down in the middle of things
        # TODO: then busy wait is probably inappropriate.
        while True: # keep going until we break out inside the loop
            try:
                self.logger.debug('Attempting to connect to '+self.serverName+' server at '+str(self.address)+' port '+str(self.port))
                conn = Client((self.address, self.port))
                self.logger.debug('Connect to '+self.serverName+' successful.')
                break
            except SocketError as serr:
                if serr.errno == errno.ECONNREFUSED:
                    self.logger.debug('Connect to '+self.serverName+' failed because connection was refused (the server is down). Trying again.')
                else:
                    # Not a recognized error. Treat as fatal.
                    self.logger.debug('Connect to '+self.serverName+' gave socket error '+str(serr.errno))
                    raise serr
            except:
                self.logger.exception('Connect to '+self.serverName+' threw unknown exception')
                raise

        conn.send(msg)

        conn.close() 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def create_command_listener (baddr, port):
    try:
        if port is None:
            try:
                if os.path.exists(baddr):
                    os.unlink(baddr)
            except OSError:
                print 'could not remove old unix socket ' + baddr
                return
            s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) # @UndefinedVariable
            s.bind(baddr)
        else:
            s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
            s.bind((baddr, int(port)))
    except socket.error , msg:
        print 'Bind failed on command interface ' + baddr + ' port ' + str(port) + ' Error Code : ' + str(msg[0]) + ' Message ' + msg[1] + '\n'
        return 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def validate_optional_args(args):
	"""Check if an argument was provided that depends on a module that may
	not be part of the Python standard library.

	If such an argument is supplied, and the module does not exist, exit
	with an error stating which module is missing.
	"""
	optional_args = {
		'json': ('json/simplejson python module', json),
		'secure': ('SSL support', HTTPSConnection),
	}

	for arg, info in optional_args.items():
		if getattr(args, arg, False) and info[1] is None:
			raise SystemExit('%s is not installed. --%s is '
							 'unavailable' % (info[0], arg)) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def send(self, channel_type, message, additional_data):
		if channel_type == common.CONTROL_CHANNEL_BYTE:
			transformed_message = self.transform(self.encryption, common.CONTROL_CHANNEL_BYTE+message, 1)
		else:
			transformed_message = self.transform(self.encryption, common.DATA_CHANNEL_BYTE+message, 1)

		common.internal_print("{0} sent: {1}".format(self.module_short, len(transformed_message)), 0, self.verbosity, common.DEBUG)

		# WORKAROUND?!
		# Windows: It looks like when the buffer fills up the OS does not do
		# congestion control, instead throws and exception/returns with
		# WSAEWOULDBLOCK which means that we need to try it again later.
		# So we sleep 100ms and hope that the buffer has more space for us.
		# If it does then it sends the data, otherwise tries it in an infinite
		# loop...
		while True:
			try:
				return self.comms_socket.send(struct.pack(">H", len(transformed_message))+transformed_message)
			except socket.error as se:
				if se.args[0] == 10035: # WSAEWOULDBLOCK
					time.sleep(0.1)
					pass
				else:
					raise 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def check(self):
		try:
			common.internal_print("Checking module on server: {0}".format(self.get_module_name()))

			server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
			server_socket.settimeout(3)
			server_socket.connect((self.config.get("Global", "remoteserverip"), int(self.config.get(self.get_module_configname(), "serverport"))))
			client_fake_thread = TCP_generic_thread(0, 0, None, None, server_socket, None, self.authentication, self.encryption_module, self.verbosity, self.config, self.get_module_name())
			client_fake_thread.do_check()
			client_fake_thread.communication(True)

			self.cleanup(server_socket)

		except socket.timeout:
			common.internal_print("Checking failed: {0}".format(self.get_module_name()), -1)
			self.cleanup(server_socket)
		except socket.error as exception:
			if exception.args[0] == 111:
				common.internal_print("Checking failed: {0}".format(self.get_module_name()), -1)
			else:
				common.internal_print("Connection error: {0}".format(self.get_module_name()), -1)
			self.cleanup(server_socket)

		return 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def check(self):
		try:
			common.internal_print("Checking module on server: {0}".format(self.get_module_name()))

			server_socket = self.sctp.sctpsocket_tcp(socket.AF_INET)
			server_socket.settimeout(3)
			server_socket.connect((self.config.get("Global", "remoteserverip"), int(self.config.get(self.get_module_configname(), "serverport"))))
			client_fake_thread = SCTP_generic_thread(0, 0, None, None, server_socket, None, self.authentication, self.encryption_module, self.verbosity, self.config, self.get_module_name())
			client_fake_thread.do_check()
			client_fake_thread.communication(True)

			self.cleanup(server_socket)

		except socket.timeout:
			common.internal_print("Checking failed: {0}".format(self.get_module_name()), -1)
			self.cleanup(server_socket)
		except socket.error as exception:
			if exception.args[0] == 111:
				common.internal_print("Checking failed: {0}".format(self.get_module_name()), -1)
			else:
				common.internal_print("Connection error: {0}".format(self.get_module_name()), -1)
			self.cleanup(server_socket)

		return 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def communication_initialization(self):
		try:
		
			common.internal_print("Waiting for upgrade request", 0, self.verbosity, common.DEBUG)
			response = self.comms_socket.recv(4096)

			if len(response) == 0:
				common.internal_print("Connection was dropped", 0, self.verbosity, common.DEBUG)
				self.cleanup()
				sys.exit(-1)
			handshake_key = self.WebSocket_proto.get_handshake_init(response)
			if handshake_key == None:
				common.internal_print("No WebSocket-Key in request", -1, self.verbosity, common.DEBUG)
				self.cleanup()
				sys.exit(-1)

			handshake = self.WebSocket_proto.calculate_handshake(handshake_key)
			response = self.WebSocket_proto.switching_protocol(handshake)
			self.comms_socket.send(response)
		except:
			common.internal_print("Socket error", -1, self.verbosity, common.DEBUG)
			self.cleanup()
			sys.exit(-1)

		return 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def connect(self):
		try:
			common.internal_print("Starting client: {0}".format(self.get_module_name()))
			server_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
			self.server_tuple = (self.config.get("Global", "remoteserverip"), int(self.config.get(self.get_module_configname(), "serverport")))
			self.comms_socket = server_socket
			self.serverorclient = 0
			self.authenticated = False

			self.do_hello()
			self.communication(False)

		except KeyboardInterrupt:
			self.do_logoff()
			self.cleanup()
			raise
		except socket.error:
			self.cleanup()
			raise

		self.cleanup()

		return 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import error [as 别名]
def check(self):
		try:
			common.internal_print("Checking module on server: {0}".format(self.get_module_name()))

			server_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
			self.server_tuple = (self.config.get("Global", "remoteserverip"), int(self.config.get(self.get_module_configname(), "serverport")))
			self.comms_socket = server_socket
			self.serverorclient = 0
			self.authenticated = False

			self.do_check()
			self.communication(True)

		except KeyboardInterrupt:
			self.cleanup()
			raise
		except socket.timeout:
			common.internal_print("Checking failed: {0}".format(self.get_module_name()), -1)
		except socket.error:
			self.cleanup()
			raise

		self.cleanup()

		return