Python ipaddress.IPv4Interface方法代碼示例

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def testIpFromInt(self):
        self.assertEqual(self.ipv4_interface._ip,
                         ipaddress.IPv4Interface(16909060)._ip)

        ipv4 = ipaddress.ip_network('1.2.3.4')
        ipv6 = ipaddress.ip_network('2001:658:22a:cafe:200:0:0:1')
        self.assertEqual(ipv4, ipaddress.ip_network(int(ipv4.network_address)))
        self.assertEqual(ipv6, ipaddress.ip_network(int(ipv6.network_address)))

        v6_int = 42540616829182469433547762482097946625
        self.assertEqual(self.ipv6_interface._ip,
                         ipaddress.IPv6Interface(v6_int)._ip)

        self.assertEqual(ipaddress.ip_network(self.ipv4_address._ip).version,
                         4)
        self.assertEqual(ipaddress.ip_network(self.ipv6_address._ip).version,
                         6) 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def testEqual(self):
        self.assertTrue(self.ipv4_interface ==
                        ipaddress.IPv4Interface('1.2.3.4/24'))
        self.assertFalse(self.ipv4_interface ==
                         ipaddress.IPv4Interface('1.2.3.4/23'))
        self.assertFalse(self.ipv4_interface ==
                         ipaddress.IPv6Interface('::1.2.3.4/24'))
        self.assertFalse(self.ipv4_interface == '')
        self.assertFalse(self.ipv4_interface == [])
        self.assertFalse(self.ipv4_interface == 2)

        self.assertTrue(self.ipv6_interface ==
            ipaddress.IPv6Interface('2001:658:22a:cafe:200::1/64'))
        self.assertFalse(self.ipv6_interface ==
            ipaddress.IPv6Interface('2001:658:22a:cafe:200::1/63'))
        self.assertFalse(self.ipv6_interface ==
                         ipaddress.IPv4Interface('1.2.3.4/23'))
        self.assertFalse(self.ipv6_interface == '')
        self.assertFalse(self.ipv6_interface == [])
        self.assertFalse(self.ipv6_interface == 2) 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def __init__(self, if1: IPIntf, if2: IPIntf,
                 if1address: Union[str, IPv4Interface, IPv6Interface],
                 if2address: Union[str, IPv4Interface, IPv6Interface],
                 bidirectional=True):
        """:param if1: The first interface of the tunnel
        :param if2: The second interface of the tunnel
        :param if1address: The ip_interface address for if1
        :param if2address: The ip_interface address for if2
        :param bidirectional: Whether both end of the tunnel should be
                              established or not. GRE is stateless so there is
                              no handshake per-say, however if one end of the
                              tunnel is not established, the kernel will drop
                              by default the encapsulated packets."""
        self.if1, self.if2 = if1, if2
        self.ip1, self.gre1 = (ip_interface(str(if1address)),
                               self._gre_name(if1))
        self.ip2, self.gre2 = (ip_interface(str(if2address)),
                               self._gre_name(if2))
        self.bidirectional = bidirectional
        self.setup_tunnel() 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def __init__(self, name,
                 config: Union[Type[RouterConfig],
                               Tuple[Type[RouterConfig],
                                     Dict]] = BasicRouterConfig,
                 password='zebra',
                 lo_addresses: Sequence[Union[str, IPv4Interface,
                                              IPv6Interface]] = (),
                 *args, **kwargs):
        """:param password: The password for the routing daemons vtysh access
           :param lo_addresses: The list of addresses to set on the loopback
                                interface"""
        super().__init__(name, config=config, *args, **kwargs)
        self.password = password

        # This interface already exists in the node,
        # so no need to move it
        lo = IPIntf('lo', node=self, port=-1, moveIntfFn=lambda x, y: None)
        lo.ip = lo_addresses 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def covering_cidr(ips: List[str]) -> str:
    """
    Given list of IPs, return CIDR that covers them all.

    Presumes it's at least a /24.
    """
    def collapse(ns):
        return list(ipaddress.collapse_addresses(ns))

    assert len(ips) > 0
    networks = collapse([
        ipaddress.IPv4Interface(ip + "/24").network for ip in ips
    ])
    # Increase network size until it combines everything:
    while len(networks) > 1:
        networks = collapse([networks[0].supernet()] + networks[1:])
    return networks[0].with_prefixlen


# Script to dump resolved IPs to stdout as JSON list: 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def _str_conf(self, conf_v):
        if isinstance(conf_v, (bool, str, int)):
            return conf_v
        if isinstance(conf_v, (
                ipaddress.IPv4Address, ipaddress.IPv4Interface, ipaddress.IPv4Network,
                ipaddress.IPv6Address, ipaddress.IPv6Interface, ipaddress.IPv6Network)):
            return str(conf_v)
        if isinstance(conf_v, (dict, OrderedDict)):
            return {str(i): self._str_conf(j) for i, j in conf_v.items() if j is not None}
        if isinstance(conf_v, (list, tuple, frozenset)):
            return tuple([self._str_conf(i) for i in conf_v if i is not None])
        if isinstance(conf_v, Conf):
            for i in ('name', '_id'):
                if hasattr(conf_v, i):
                    return getattr(conf_v, i)
        return None 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def to_ip(data, *args):
    # for py2 support need to convert data to unicode:
    if _ttp_["python_major_version"] is 2:
        ipaddr_data = unicode(data)
    elif _ttp_["python_major_version"] is 3:
        ipaddr_data = data
    if "ipv4" in args:
        if "/" in ipaddr_data or " " in ipaddr_data:
            return ipaddress.IPv4Interface(ipaddr_data.replace(" ", "/")), None
        else:
            return ipaddress.IPv4Address(ipaddr_data), None
    elif "ipv6" in args:
        if "/" in ipaddr_data:
            return ipaddress.IPv6Interface(ipaddr_data), None
        else:
            return ipaddress.IPv6Address(ipaddr_data), None
    elif "/" in ipaddr_data or " " in ipaddr_data:
        return ipaddress.ip_interface(ipaddr_data.replace(" ", "/")), None
    else:
        return ipaddress.ip_address(ipaddr_data), None 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def _set_static_iface_ip(ifname, ipv4_if, is_root):
    """Set static IP address for target network interface

    Args:
        ifname  : Network device name
        ipv4_if : IPv4Interface object with the target interface address
        is_root : (bool) whether running as root

    """
    isinstance(ipv4_if, IPv4Interface)
    addr                = str(ipv4_if.ip)
    addr_with_prefix    = ipv4_if.with_prefixlen
    netmask             = str(ipv4_if.netmask)

    if (which("netplan") is not None):
        _add_to_netplan(ifname, addr_with_prefix, is_root)
    elif (os.path.exists("/etc/network/interfaces.d/")):
        _add_to_interfaces_d(ifname, addr, netmask, is_root)
    elif (os.path.exists("/etc/sysconfig/network-scripts")):
        _add_to_sysconfig_net_scripts(ifname, addr, netmask, is_root)
    else:
        raise ValueError("Could not set a static IP address on interface "
                         "{}".format(ifname)) 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def _set_ip(net_if, ip_addr, verbose):
    """Set the IP of the DVB network interface

    Args:
        net_if    : DVB network interface name
        ip_addr   : Target IP address for the DVB interface slash subnet mask
        verbose   : Controls verbosity

    """
    is_root       = (os.geteuid() == 0)
    inet_if       = IPv4Interface(ip_addr)

    # Flush previous IP
    if (not is_root):
        print("Flush any IP address from {}:\n".format(net_if))
    res = util.run_or_print_root_cmd(["ip", "address", "flush", "dev", net_if],
                                     logger)

    # Configure new static IP
    _set_static_iface_ip(net_if, inet_if, is_root) 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def get_interface(ip_address: Union[str, ipaddress.IPv4Address, ipaddress.IPv6Address]) \
        -> Union[ipaddress.IPv4Interface, ipaddress.IPv6Interface]:
    """tries to find the network interface that connects to the given host's address"""
    if isinstance(ip_address, str):
        ip_address = get_ip_address(ip_address)
    family = socket.AF_INET if ip_address.version == 4 else socket.AF_INET6
    with socket.socket(family, socket.SOCK_DGRAM) as sock:
        sock.connect((str(ip_address), 53))  # 53=dns
        return ipaddress.ip_interface(sock.getsockname()[0]) 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def register_ipaddress(conn_or_curs=None):
    """
    Register conversion support between `ipaddress` objects and `network types`__.

    :param conn_or_curs: the scope where to register the type casters.
        If `!None` register them globally.

    After the function is called, PostgreSQL :sql:`inet` values will be
    converted into `~ipaddress.IPv4Interface` or `~ipaddress.IPv6Interface`
    objects, :sql:`cidr` values into into `~ipaddress.IPv4Network` or
    `~ipaddress.IPv6Network`.

    .. __: https://www.postgresql.org/docs/current/static/datatype-net-types.html
    """
    global ipaddress
    import ipaddress

    global _casters
    if _casters is None:
        _casters = _make_casters()

    for c in _casters:
        register_type(c, conn_or_curs)

    for t in [ipaddress.IPv4Interface, ipaddress.IPv6Interface,
              ipaddress.IPv4Network, ipaddress.IPv6Network]:
        register_adapter(t, adapt_ipaddress) 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def __new__(cls, *args, **kwargs):

        factory_cls = cls
        if cls is IPNeighbor:
            if not kwargs and len(args) == 1 \
                    and isinstance(args[0], IPNeighbor):
                # Copy constructor
                factory_cls = type(args[0])
            else:
                if not kwargs and len(args) == 1:
                    ip = args[0]
                else:
                    try:
                        ip = kwargs['ip']
                    except KeyError:
                        raise TypeError('\'ip\' argument missing')
                if isinstance(ip, (ipaddress.IPv4Interface,
                                   ipaddress.IPv6Interface)):
                    ip = ip.ip
                elif isinstance(ip, (ipaddress.IPv4Address,
                                     ipaddress.IPv6Address)):
                    pass
                else:
                    ip = ipaddress.ip_address(ip)
                if isinstance(ip, ipaddress.IPv4Address):
                    factory_cls = IPv4Neighbor
                elif isinstance(ip, ipaddress.IPv6Address):
                    factory_cls = IPv6Neighbor
                else:
                    raise ValueError(ip)

        if factory_cls is not cls:
            self = factory_cls.__new__(factory_cls, *args, **kwargs)
        elif super().__new__ is object.__new__:
            self = super().__new__(factory_cls)
        else:
            self = super().__new__(factory_cls, *args, **kwargs)
        return self 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def __init__(self, ip, **kwargs):
        if isinstance(ip, (ipaddress.IPv4Interface, ipaddress.IPv6Interface)):
            ip = ip.ip
        elif isinstance(ip, (ipaddress.IPv4Address, ipaddress.IPv6Address)):
            pass
        else:
            ip = ipaddress.ip_address(ip)
        self._ip = ip
        super().__init__(**kwargs) 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def _load_interfaces(self):
        fw_settings     = load_configuration('config')['settings']
        server_settings = load_configuration('dhcp_server')['dhcp_server']
        fw_intf = fw_settings['interfaces']
        dhcp_intfs = server_settings['interfaces']

        # ident
        for intf in self.DHCPServer._intfs:
            # friendly name
            for _intf, settings in dhcp_intfs.items():
                # ensuring the iterfaces match since we cannot guarantee order
                if (intf != settings['ident']): continue

                # passing over disabled server interfaces. NOTE: DEF temporary
                if not dhcp_intfs[_intf]['enabled']: continue

                # creating ipv4 interface object which will be associated with the ident in the config.
                # this can then be used by the server to identify itself as well as generate its effective
                # subnet based on netmask for ip handouts or membership tests.
                intf_ip = IPv4Interface(str(fw_intf[_intf]['ip']) + '/' + str(fw_intf[_intf]['netmask']))

                # initializing server options so the auto loader doesnt have to worry about it.
                self.DHCPServer.options[intf] = {}

                # updating general network information for interfaces on server class object. these will never change
                # while the server is running. for interfaces changes, the server must be restarted.
                self.DHCPServer.intf_settings[intf] = {'ip': intf_ip}


# custom dictionary to manage dhcp server leases including timeouts, updates, or persistence (store to disk) 

# 需要導入模塊: import ipaddress [as 別名]
# 或者: from ipaddress import IPv4Interface [as 別名]
def setUp(self):
        self.ipv4_address = ipaddress.IPv4Address('1.2.3.4')
        self.ipv4_interface = ipaddress.IPv4Interface('1.2.3.4/24')
        self.ipv4_network = ipaddress.IPv4Network('1.2.3.0/24')
        #self.ipv4_hostmask = ipaddress.IPv4Interface('10.0.0.1/0.255.255.255')
        self.ipv6_address = ipaddress.IPv6Interface(
            '2001:658:22a:cafe:200:0:0:1')
        self.ipv6_interface = ipaddress.IPv6Interface(
            '2001:658:22a:cafe:200:0:0:1/64')
        self.ipv6_network = ipaddress.IPv6Network('2001:658:22a:cafe::/64')