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/*!
Deck JS - deck.blank - v1.0
Copyright (c) 2012 Mike Kellenberger
*/

/*
This module adds the necessary methods and key bindings to blank/unblank the screen by pressing 'b'.
*/
(function($, deck, undefined) {
	var $d = $(document);

    $[deck]('extend', 'activateBlankScreen', function() {
        $[deck]('getSlide').hide();
    });
    
    $[deck]('extend', 'deactivateBlankScreen', function() {
        $[deck]('getSlide').show();
    });

	$[deck]('extend', 'blankScreen', function() {
        $[deck]('getSlide').is(":visible") ? $[deck]('activateBlankScreen') : $[deck]('deactivateBlankScreen');
    });

	$d.bind('deck.init', function() {
		// Bind key events
		$d.unbind('keydown.blank').bind('keydown.blank', function(e) {
			if (e.which==66) {
				$[deck]('blankScreen');
				e.preventDefault();
			}
		});
	});
})(jQuery, 'deck');
cape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
from scapy.layers.l2 import Dot1Q
from abc import abstractmethod, ABCMeta
from vpp_pg_interface import VppPGInterface
from vpp_papi_provider import L2_VTR_OP
from vpp_interface import VppInterface


class VppSubInterface(VppPGInterface):
    __metaclass__ = ABCMeta

    @property
    def parent(self):
        """Parent interface for this sub-interface"""
        return self._parent

    @property
    def sub_id(self):
        """Sub-interface ID"""
        return self._sub_id

    @property
    def tag1(self):
        return self._tag1

    @property
    def tag2(self):
        return self._tag2

    @property
    def vtr(self):
        return self._vtr

    def __init__(self, test, parent, sub_id):
        VppInterface.__init__(self, test)
        self._parent = parent
        self._parent.add_sub_if(self)
        self._sub_id = sub_id
        self.DOT1AD_TYPE = 0x88A8
        self.DOT1Q_TYPE = 0x8100

    def set_sw_if_index(self, sw_if_index):
        super(VppSubInterface, self).set_sw_if_index(sw_if_index)
        self.set_vtr(L2_VTR_OP.L2_DISABLED)

    @abstractmethod
    def create_arp_req(self):
        pass

    @abstractmethod
    def create_ndp_req(self):
        pass

    def resolve_arp(self):
        super(VppSubInterface, self).resolve_arp(self.parent)

    def resolve_ndp(self):
        super(VppSubInterface, self).resolve_ndp(self.parent)

    @abstractmethod
    def add_dot1_layer(self, pkt):
        pass

    def remove_vpp_config(self):
        self.test.vapi.delete_subif(self.sw_if_index)

    def _add_tag(self, packet, vlan, tag_type):
        payload = packet.payload
        inner_type = packet.type
        packet.remove_payload()
        packet.add_payload(Dot1Q(vlan=vlan) / payload)
        packet.payload.type = inner_type
        packet.payload.vlan = vlan
        packet.type = tag_type
        return packet

    def _remove_tag(self, packet, vlan=None, tag_type=None):
        if tag_type:
            self.test.instance().assertEqual(packet.type, tag_type)

        payload = packet.payload
        if vlan:
            self.test.instance().assertEqual(payload.vlan, vlan)
        inner_type = payload.type
        payload = payload.payload
        packet.remove_payload()
        packet.add_payload(payload)
        packet.type = inner_type
        return packet

    def add_dot1q_layer(self, packet, vlan):
        return self._add_tag(packet, vlan, self.DOT1Q_TYPE)

    def add_dot1ad_layer(self, packet, outer, inner):
        p = self._add_tag(packet, inner, self.DOT1Q_TYPE)
        return self._add_tag(p, outer, self.DOT1AD_TYPE)

    def remove_dot1q_layer(self, packet, vlan=None):
        return self._remove_tag(packet, vlan, self.DOT1Q_TYPE)

    def remove_dot1ad_layer(self, packet, outer=None, inner=None):
        p = self._remove_tag(packet, outer, self.DOT1AD_TYPE)
        return self._remove_tag(p, inner, self.DOT1Q_TYPE)

    def set_vtr(self, vtr, push1q=0, tag=None, inner=None, outer=None):
        self._tag1 = 0
        self._tag2 = 0
        self._push1q = 0

        if (vtr == L2_VTR_OP.L2_PUSH_1 or
            vtr == L2_VTR_OP.L2_TRANSLATE_1_1 or
                vtr == L2_VTR_OP.L2_TRANSLATE_2_1):
            self._tag1 = tag
            self._push1q = push1q
        if (vtr == L2_VTR_OP.L2_PUSH_2 or
            vtr == L2_VTR_OP.L2_TRANSLATE_1_2 or
                vtr == L2_VTR_OP.L2_TRANSLATE_2_2):
            self._tag1 = outer
            self._tag2 = inner
            self._push1q = push1q

        self.test.vapi.sw_interface_set_l2_tag_rewrite(
            self.sw_if_index, vtr, push=self._push1q,
            tag1=self._tag1, tag2=self._tag2)
        self._vtr = vtr


class VppDot1QSubint(VppSubInterface):

    @property
    def vlan(self):
        """VLAN tag"""
        return self._vlan

    def __init__(self, test, parent, sub_id, vlan=None):
        super(VppDot1QSubint, self).__init__(test, parent, sub_id)
        if vlan is None:
            vlan = sub_id
        self._vlan = vlan
        r = test.vapi.create_vlan_subif(parent.sw_if_index, vlan)
        self.set_sw_if_index(r.sw_if_index)

    def create_arp_req(self):
        packet = VppPGInterface.create_arp_req(self)
        return self.add_dot1_layer(packet)

    def create_ndp_req(self):
        packet = VppPGInterface.create_ndp_req(self)
        return self.add_dot1_layer(packet)

    # called before sending packet
    def add_dot1_layer(self, packet):
        return self.add_dot1q_layer(packet, self.vlan)

    # called on received packet to "reverse" the add call
    def remove_dot1_layer(self, packet):
        return self.remove_dot1q_layer(packet, self.vlan)


class VppDot1ADSubint(VppSubInterface):

    @property
    def outer_vlan(self):
        """Outer VLAN tag"""
        return self._outer_vlan

    @property
    def inner_vlan(self):
        """Inner VLAN tag"""
        return self._inner_vlan

    def __init__(self, test, parent, sub_id, outer_vlan, inner_vlan):
        super(VppDot1ADSubint, self).__init__(test, parent, sub_id)
        r = test.vapi.create_subif(parent.sw_if_index, sub_id, outer_vlan,
                                   inner_vlan, dot1ad=1, two_tags=1,
                                   exact_match=1)
        self.set_sw_if_index(r.sw_if_index)
        self._outer_vlan = outer_vlan
        self._inner_vlan = inner_vlan

    def create_arp_req(self):
        packet = VppPGInterface.create_arp_req(self)
        return self.add_dot1_layer(packet)

    def create_ndp_req(self):
        packet = VppPGInterface.create_ndp_req(self)
        return self.add_dot1_layer(packet)

    def add_dot1_layer(self, packet):
        return self.add_dot1ad_layer(packet, self.outer_vlan, self.inner_vlan)

    def remove_dot1_layer(self, packet):
        return self.remove_dot1ad_layer(packet, self.outer_vlan,
                                        self.inner_vlan)


class VppP2PSubint(VppSubInterface):

    def __init__(self, test, parent, sub_id, remote_mac):
        super(VppP2PSubint, self).__init__(test, parent, sub_id)
        r = test.vapi.create_p2pethernet_subif(parent.sw_if_index,
                                               remote_mac, sub_id)
        self.set_sw_if_index(r.sw_if_index)
        self.parent_sw_if_index = parent.sw_if_index
        self.p2p_remote_mac = remote_mac

    def add_dot1_layer(self, packet):
        return packet

    def remove_dot1_layer(self, packet):
        return packet

    def create_arp_req(self):
        packet = VppPGInterface.create_arp_req(self)
        return packet

    def create_ndp_req(self):
        packet = VppPGInterface.create_ndp_req(self)
        return packet