Python socket.IPPROTO_IPV6属性代码示例

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def _create_ipv6_sockets(loopback_enabled):
    # Open a multicast send socket, with IP_MULTICAST_LOOP enabled or disabled as requested.
    intf_name = find_ethernet_interface()
    intf_index = socket.if_nametoindex(intf_name)
    mcast_address = "ff02::abcd:99"
    port = 30000
    group = (mcast_address, port)
    txsock = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
    txsock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    txsock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_IF, intf_index)
    if loopback_enabled:
        txsock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_LOOP, 1)
    else:
        txsock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_LOOP, 0)
    txsock.connect(group)
    # Open a multicast receive socket and join the group
    rxsock = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
    req = struct.pack("=16si", socket.inet_pton(socket.AF_INET6, mcast_address), intf_index)
    if platform.system() == "Darwin":
        rxsock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_JOIN_GROUP, req)
    else:
        rxsock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_ADD_MEMBERSHIP, req)
    rxsock.bind(("::", port))
    return (txsock, rxsock) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [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_IPV6 [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_IPV6 [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://github.com/cherrypy/cherrypy/issues/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_IPV6 [as 别名]
def get_listen_ip():
    """ Get IP to listen on for things that don't natively support detecting IPv4/IPv6 dualstack """
    def has_dual_stack():
        if hasattr(socket, 'AF_INET6') and hasattr(socket, 'IPPROTO_IPV6') and hasattr(socket, 'IPV6_V6ONLY'):
            sock = None
            try:
                sock = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
                sock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, False)
                import urllib3
                return urllib3.util.connection.HAS_IPV6
            except socket.error as e:
                logging.debug('Error when working with ipv6 socket: %s', e)
            finally:
                if sock:
                    sock.close()
        return False

    info = socket.getaddrinfo(None, 0, socket.AF_UNSPEC, socket.SOCK_STREAM, 0, socket.AI_PASSIVE)
    # in case dual stack is not supported we want IPv4 to be preferred over IPv6
    info.sort(key=lambda x: x[0] == socket.AF_INET, reverse=not has_dual_stack())
    return info[0][4][0] 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def _init_advertiser(self):
        sock = _find_sock()
        sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, struct.pack('@I', 1))
        sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_LOOP, struct.pack('@I', 1))
        if sock.family == socket.AF_INET6:
            sock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_LOOP, struct.pack('@I', 1))
        sock.bind(('', self.port))

        addrs = _resolve_addrs(self.addresses, None, self.ignore_unavailable, (sock.family,))

        for fam,to,orig_fam,orig_addr in addrs:
            try:
                _multicast_join_group(sock, orig_fam, orig_addr)
            except socket.error:
                if not self.ignore_unavailable:
                    raise

        self._sock = sock 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def _testOddCmsgSize(self):
        self.assertTrue(self.misc_event.wait(timeout=self.fail_timeout))
        try:
            nbytes = self.sendmsgToServer(
                [MSG],
                [(socket.IPPROTO_IPV6, socket.IPV6_TCLASS,
                  array.array("i", [self.traffic_class]).tobytes() + b"\x00"),
                 (socket.IPPROTO_IPV6, socket.IPV6_HOPLIMIT,
                  array.array("i", [self.hop_limit]))])
        except OSError as e:
            self.assertIsInstance(e.errno, int)
            nbytes = self.sendmsgToServer(
                [MSG],
                [(socket.IPPROTO_IPV6, socket.IPV6_TCLASS,
                  array.array("i", [self.traffic_class])),
                 (socket.IPPROTO_IPV6, socket.IPV6_HOPLIMIT,
                  array.array("i", [self.hop_limit]))])
            self.assertEqual(nbytes, len(MSG))

    # Tests for proper handling of truncated ancillary data 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def testSingleCmsgTruncInData(self):
        # Test truncation of a control message inside its associated
        # data.  The message may be returned with its data truncated,
        # or not returned at all.
        self.serv_sock.setsockopt(socket.IPPROTO_IPV6,
                                  socket.IPV6_RECVHOPLIMIT, 1)
        self.misc_event.set()
        msg, ancdata, flags, addr = self.doRecvmsg(
            self.serv_sock, len(MSG), socket.CMSG_LEN(SIZEOF_INT) - 1)

        self.assertEqual(msg, MSG)
        self.checkRecvmsgAddress(addr, self.cli_addr)
        self.checkFlags(flags, eor=True, checkset=socket.MSG_CTRUNC)

        self.assertLessEqual(len(ancdata), 1)
        if ancdata:
            cmsg_level, cmsg_type, cmsg_data = ancdata[0]
            self.assertEqual(cmsg_level, socket.IPPROTO_IPV6)
            self.assertEqual(cmsg_type, socket.IPV6_HOPLIMIT)
            self.assertLess(len(cmsg_data), SIZEOF_INT) 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def has_dual_stack(sock=None):
    """Return True if kernel allows creating a socket which is able to
    listen for both IPv4 and IPv6 connections.
    If *sock* is provided the check is made against it.
    """
    try:
        socket.AF_INET6
        socket.IPPROTO_IPV6
        socket.IPV6_V6ONLY
    except AttributeError:
        return False
    try:
        if sock is not None:
            return not sock.getsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY)
        else:
            sock = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
            with contextlib.closing(sock):
                sock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, False)
                return True
    except socket.error:
        return False 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def init_func(self, creator_fd, address, wol_bind_ip, key, is_ipv6=False):
        self.__key = key
        self.__wol_bind_ip = wol_bind_ip

        if is_ipv6:
            fa = socket.AF_INET6
        else:
            fa = socket.AF_INET

        s = socket.socket(fa, socket.SOCK_STREAM)
        if is_ipv6: s.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 1)
        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)

        self.set_socket(s)
        self.bind(address)
        self.listen(10)
        self.register(self.fileno)
        self.add_evt_read(self.fileno)

        return self.fileno 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def init_func(self, creator_fd, address, auth_id, remote_info, is_ipv6=False):
        self.__is_ipv6 = is_ipv6
        self.__remote_info = remote_info
        self.__auth_id = auth_id

        if is_ipv6:
            fa = socket.AF_INET6
        else:
            fa = socket.AF_INET

        s = socket.socket(fa, socket.SOCK_STREAM)
        if is_ipv6: s.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 1)
        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        s.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)

        self.set_socket(s)
        self.bind(address)
        self.listen(10)
        self.register(self.fileno)
        self.add_evt_read(self.fileno)

        return self.fileno 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def init_func(self, creator, address, crypto, crypto_configs, conn_timeout=800, is_ipv6=False, over_http=False):
        self.__crypto_configs = crypto_configs
        self.__crypto = crypto
        self.__conn_timeout = conn_timeout
        self.__over_http = over_http

        if is_ipv6:
            fa = socket.AF_INET6
        else:
            fa = socket.AF_INET

        s = socket.socket(fa, socket.SOCK_STREAM)
        if is_ipv6: s.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 1)
        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)

        self.set_socket(s)
        self.bind(address)
        self.listen(10)
        self.register(self.fileno)
        self.add_evt_read(self.fileno)

        return self.fileno 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [as 别名]
def init_func(self, creator_fd, address, redirect_address, listen_is_ipv6=False, redirect_is_ipv6=False):
        if listen_is_ipv6:
            fa = socket.AF_INET6
        else:
            fa = socket.AF_INET

        s = socket.socket(fa, socket.SOCK_STREAM)
        if listen_is_ipv6: s.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_V6ONLY, 1)
        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)

        self.__redirect_is_ipv6 = redirect_is_ipv6
        self.__redirect_address = redirect_address

        self.set_socket(s)
        self.bind(address)
        self.listen(10)
        self.register(self.fileno)
        self.add_evt_read(self.fileno)

        return self.fileno 

# 需要导入模块: import socket [as 别名]
# 或者: from socket import IPPROTO_IPV6 [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_IPV6 [as 别名]
def create_socket_ipv6_tx_mcast(self, multicast_address, port, loopback):
        if self._interface_index is None:
            self.warning("Could not create IPv6 multicast TX socket: unknown interface index")
            return None
        try:
            sock = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
        except IOError as err:
            self.warning("Could not create IPv6 UDP socket: %s", err)
            return None
        self.enable_addr_and_port_reuse(sock)
        try:
            sock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_IF, self._interface_index)
        except IOError as err:
            self.warning("Could not set IPv6 multicast interface index %d: %s",
                         self._interface_index, err)
            return None
        try:
            loop_value = 1 if loopback else 0
            sock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_LOOP, loop_value)
        except IOError as err:
            self.warning("Could not set IPv6 multicast loopback value %d: %s", loop_value, err)
            return None
        try:
            scoped_ipv6_multicast_address = (
                str(multicast_address) + '%' + self.physical_interface_name)
            sock_addr = socket.getaddrinfo(scoped_ipv6_multicast_address, port,
                                           socket.AF_INET6, socket.SOCK_DGRAM)[0][4]
            sock.connect(sock_addr)
        except (IOError, OSError) as err:
            self.warning("Could not connect UDP socket to address %s port %d: %s",
                         scoped_ipv6_multicast_address, port, err)
            return None
        return sock