Python socket.IPPROTO_TCP属性代码示例

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def _start(self):
        def try_address(address):
            try:
                (ip_address, port) = address

                index = 0
                for info in socket.getaddrinfo(ip_address, port, socket.AF_INET, socket.SOCK_STREAM, socket.IPPROTO_TCP):
                    try:
                        with self._lock:
                            self._found.append((info[4][0], info[4][1]))
                    except Exception, e:
                        pass

                    # snooze for some time, so each dns_seed has a chance
                    # to add nodes, and get addresses from those nodes
                    #snooze = -1 + 1.3 ** index
                    #if snooze > 600: snooze = 600 + random.randint(0, 120)
                    #index += 1
                    #time.sleep(snooze)

            except Exception, e:
                pass 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def bind(self, family, type, proto=0):
        """Create (or recreate) the actual socket object."""
        self.socket = socket.socket(family, type, proto)
        prevent_socket_inheritance(self.socket)
        self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        if self.nodelay and not isinstance(self.bind_addr, str):
            self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)

        if self.ssl_adapter is not None:
            self.socket = self.ssl_adapter.bind(self.socket)

        # If listening on the IPV6 any address ('::' = IN6ADDR_ANY),
        # activate dual-stack. See https://bitbucket.org/cherrypy/cherrypy/issue/871.
        if (hasattr(socket, 'AF_INET6') and family == socket.AF_INET6
            and self.bind_addr[0] in ('::', '::0', '::0.0.0.0')):
            try:
                self.socket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 0)
            except (AttributeError, socket.error):
                # Apparently, the socket option is not available in
                # this machine's TCP stack
                pass

        self.socket.bind(self.bind_addr) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def _socks_connection(host, port, timeout, socks_config):
    """Create a SOCKS connection based on the supplied configuration."""
    try:
        socks_type = dict(
            socks4=socks.PROXY_TYPE_SOCKS4,
            socks5=socks.PROXY_TYPE_SOCKS5,
            socks5h=socks.PROXY_TYPE_SOCKS5
        )[socks_config.scheme]
    except KeyError:
        raise TypeError('Invalid SOCKS scheme: {}'.format(socks_config.scheme))

    socks_host, socks_port = socks_config.hostport.split(':')

    return socks.create_connection(
        (host, port),
        timeout,
        None,
        socks_type,
        socks_host,
        int(socks_port),
        socks_config.scheme == 'socks5h',
        socks_config.username,
        socks_config.password,
        ((socket.IPPROTO_TCP, socket.TCP_NODELAY, 1),)
    ) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def test_connect_uses_socks5_proxy(self, mock_socks):
        conf = namedtuple('ProxyConf', 'scheme username password hostport')
        self.config = {
            'http': conf(*_parse_proxy('socks5://socks_user:socks_pass@socks_host:3128')),
            'no_proxy': 'localhost,127.0.0.1,dev_server:8080'
        }
        mock_socks.PROXY_TYPE_SOCKS5 = socks.PROXY_TYPE_SOCKS5

        conn = ProxyAwareHTTPConnection(self.config, 'example.com')
        conn.connect()

        mock_socks.create_connection.assert_called_once_with(
            ('example.com', 80),
            socket._GLOBAL_DEFAULT_TIMEOUT,
            None,
            socks.PROXY_TYPE_SOCKS5,
            'socks_host',
            3128,
            False,
            'socks_user',
            'socks_pass',
            ((socket.IPPROTO_TCP, socket.TCP_NODELAY, 1),)
        ) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def test_connect_uses_remote_dns(self, mock_socks):
        conf = namedtuple('ProxyConf', 'scheme username password hostport')
        self.config = {
            'http': conf(*_parse_proxy('socks5h://socks_user:socks_pass@socks_host:3128')),
            'no_proxy': 'localhost,127.0.0.1,dev_server:8080'
        }
        mock_socks.PROXY_TYPE_SOCKS5 = socks.PROXY_TYPE_SOCKS5

        conn = ProxyAwareHTTPConnection(self.config, 'example.com')
        conn.connect()

        mock_socks.create_connection.assert_called_once_with(
            ('example.com', 80),
            socket._GLOBAL_DEFAULT_TIMEOUT,
            None,
            socks.PROXY_TYPE_SOCKS5,
            'socks_host',
            3128,
            True,
            'socks_user',
            'socks_pass',
            ((socket.IPPROTO_TCP, socket.TCP_NODELAY, 1),)
        ) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def test_connect_uses_socks4_proxy(self, mock_socks):
        conf = namedtuple('ProxyConf', 'scheme username password hostport')
        self.config = {
            'http': conf(*_parse_proxy('socks4://socks_user:socks_pass@socks_host:3128')),
            'no_proxy': 'localhost,127.0.0.1,dev_server:8080'
        }
        mock_socks.PROXY_TYPE_SOCKS4 = socks.PROXY_TYPE_SOCKS4

        conn = ProxyAwareHTTPConnection(self.config, 'example.com')
        conn.connect()

        mock_socks.create_connection.assert_called_once_with(
            ('example.com', 80),
            socket._GLOBAL_DEFAULT_TIMEOUT,
            None,
            socks.PROXY_TYPE_SOCKS4,
            'socks_host',
            3128,
            False,
            'socks_user',
            'socks_pass',
            ((socket.IPPROTO_TCP, socket.TCP_NODELAY, 1),)
        ) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def bind(self, family, type, proto=0):
        """Create (or recreate) the actual socket object."""
        self.socket = socket.socket(family, type, proto)
        prevent_socket_inheritance(self.socket)
        self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        if self.nodelay and not isinstance(self.bind_addr, str):
            self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
        
        if self.ssl_adapter is not None:
            self.socket = self.ssl_adapter.bind(self.socket)
        
        # If listening on the IPV6 any address ('::' = IN6ADDR_ANY),
        # activate dual-stack. See http://www.cherrypy.org/ticket/871.
        if (hasattr(socket, 'AF_INET6') and family == socket.AF_INET6
            and self.bind_addr[0] in ('::', '::0', '::0.0.0.0')):
            try:
                self.socket.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 0)
            except (AttributeError, socket.error):
                # Apparently, the socket option is not available in
                # this machine's TCP stack
                pass
        
        self.socket.bind(self.bind_addr) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def post_build(self, p, pay):
        p += pay
        dataofs = self.dataofs
        if dataofs is None:
            dataofs = 5+((len(self.get_field("options").i2m(self,self.options))+3)/4)
            p = p[:12]+chr((dataofs << 4) | ord(p[12])&0x0f)+p[13:]
        if self.chksum is None:
            if isinstance(self.underlayer, IP):
                if self.underlayer.len is not None:
                    ln = self.underlayer.len-20
                else:
                    ln = len(p)
                psdhdr = struct.pack("!4s4sHH",
                                     inet_aton(self.underlayer.src),
                                     inet_aton(self.underlayer.dst),
                                     self.underlayer.proto,
                                     ln)
                ck=checksum(psdhdr+p)
                p = p[:16]+struct.pack("!H", ck)+p[18:]
            elif conf.ipv6_enabled and isinstance(self.underlayer, scapy.layers.inet6.IPv6) or isinstance(self.underlayer, scapy.layers.inet6._IPv6ExtHdr):
                ck = scapy.layers.inet6.in6_chksum(socket.IPPROTO_TCP, self.underlayer, p)
                p = p[:16]+struct.pack("!H", ck)+p[18:]
            else:
                warning("No IP underlayer to compute checksum. Leaving null.")
        return p 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def init(self):
        self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        self.socket.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
        self.socket.connect((self.ms_ip, self.ms_tcp_port))
        self.socket_1 = socket.socket()
        self.recv_handle_live = True
        self.recv_thread = threading.Thread(target=self.recv_handler)
        self.recv_thread.daemon = True
        self.session = Session()
        self.session.conf = {}
        self.session.locks = {}
        self.last_send = 0 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def setup(self):
        self.connection = self.request
        if self.timeout is not None:
            self.connection.settimeout(self.timeout)
        if self.disable_nagle_algorithm:
            self.connection.setsockopt(socket.IPPROTO_TCP,
                                       socket.TCP_NODELAY, True)
        self.rfile = self.connection.makefile('rb', self.rbufsize)
        self.wfile = self.connection.makefile('wb', self.wbufsize) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def set_nodelay(self, value):
        if (self.socket is not None and
                self.socket.family in (socket.AF_INET, socket.AF_INET6)):
            try:
                self.socket.setsockopt(socket.IPPROTO_TCP,
                                       socket.TCP_NODELAY, 1 if value else 0)
            except socket.error as e:
                # Sometimes setsockopt will fail if the socket is closed
                # at the wrong time.  This can happen with HTTPServer
                # resetting the value to false between requests.
                if e.errno != errno.EINVAL and not self._is_connreset(e):
                    raise 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def __init__(self, source, destination, payload='', proto=socket.IPPROTO_TCP):
        self.version = 4
        self.ihl = 5  # Internet Header Length
        self.tos = 0  # Type of Service
        self.tl = 20 + len(payload)
        self.id = 0  # random.randint(0, 65535)
        self.flags = 0  # Don't fragment
        self.offset = 0
        self.ttl = 64
        self.protocol = proto
        self.checksum = 2  # will be filled by kernel
        self.source = socket.inet_aton(source)
        self.destination = socket.inet_aton(destination) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def pack(self, source, destination):
        data_offset = (self.offset << 4) + 0
        flags = self.fin + (self.syn << 1) + (self.rst << 2) + (self.psh << 3) + (self.ack << 4) + (self.urg << 5)
        tcp_header = struct.pack('!HHLLBBHHH',
                                 self.srcp,
                                 self.dstp,
                                 self.seqn,
                                 self.ackn,
                                 data_offset,
                                 flags,
                                 self.window,
                                 self.checksum,
                                 self.urgp)
        # pseudo header fields
        source_ip = source
        destination_ip = destination
        reserved = 0
        protocol = socket.IPPROTO_TCP
        total_length = len(tcp_header) + len(self.payload)
        # Pseudo header
        psh = struct.pack("!4s4sBBH",
                          source_ip,
                          destination_ip,
                          reserved,
                          protocol,
                          total_length)
        psh = psh + tcp_header + self.payload
        tcp_checksum = checksum(psh)
        tcp_header = struct.pack("!HHLLBBH",
                                 self.srcp,
                                 self.dstp,
                                 self.seqn,
                                 self.ackn,
                                 data_offset,
                                 flags,
                                 self.window)
        tcp_header += struct.pack('H', tcp_checksum) + struct.pack('!H', self.urgp)
        return tcp_header 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def get_sockaddr(host, port, family):
    """Return a fully qualified socket address that can be passed to
    :func:`socket.bind`."""
    if family == af_unix:
        return host.split("://", 1)[1]
    try:
        res = socket.getaddrinfo(
            host, port, family, socket.SOCK_STREAM, socket.IPPROTO_TCP
        )
    except socket.gaierror:
        return host, port
    return res[0][4] 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_TCP [as 别名]
def set_nodelay(sock: socket.socket) -> None:
    """sets the TCP_NODELAY option on the socket (to disable Nagle's algorithm), if possible."""
    with contextlib.suppress(Exception):
        sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)