interfaces.py 文件源码

def set_unset(self, interface_id, attribute, address=None):
        """
        Set attribute to True and unset the same attribute for all other
        interfaces. This is used for interface options that can only be
        set on one engine interface.
        """
        for interface in self:
            for sub_interface in interface.sub_interfaces():
                # Skip VLAN only interfaces (no addresses)
                if not isinstance(sub_interface, PhysicalVlanInterface):
                    if getattr(sub_interface, attribute) is not None:
                        if sub_interface.nicid == str(interface_id):
                            if address is not None: # Find IP on Node Interface
                                if ipaddress.ip_address(bytes_to_unicode(address)) in \
                                    ipaddress.ip_network(sub_interface.network_value):
                                    setattr(sub_interface, attribute, True)
                                else:
                                    setattr(sub_interface, attribute, False)
                            else:
                                setattr(sub_interface, attribute, True)
                        else: #unset
                            setattr(sub_interface, attribute, False)