#!/usr/bin/env python3
# IPFIX support for Scapy (RFC7011)

from scapy.all import bind_layers, FieldLenField, IntField, Packet, \
    PacketListField, ShortEnumField, ShortField, StrLenField
from scapy.layers.inet import UDP


# IPFIX Information Elements http://www.iana.org/assignments/ipfix/ipfix.xhtml
information_elements = {
    1:   "octetDeltaCount",
    2:   "packetDeltaCount",
    3:   "deltaFlowCount",
    4:   "protocolIdentifier",
    5:   "ipClassOfService",
    6:   "tcpControlBits",
    7:   "sourceTransportPort",
    8:   "sourceIPv4Address",
    9:   "sourceIPv4PrefixLength",
    10:  "ingressInterface",
    11:  "destinationTransportPort",
    12:  "destinationIPv4Address",
    13:  "destinationIPv4PrefixLength",
    14:  "egressInterface",
    15:  "ipNextHopIPv4Address",
    16:  "bgpSourceAsNumber",
    17:  "bgpDestinationAsNumber",
    18:  "bgpNextHopIPv4Address",
    19:  "postMCastPacketDeltaCount",
    20:  "postMCastOctetDeltaCount",
    21:  "flowEndSysUpTime",
    22:  "flowStartSysUpTime",
    23:  "postOctetDeltaCount",
    24:  "postPacketDeltaCount",
    25:  "minimumIpTotalLength",
    26:  "maximumIpTotalLength",
    27:  "sourceIPv6Address",
    28:  "destinationIPv6Address",
    29:  "sourceIPv6PrefixLength",
    30:  "destinationIPv6PrefixLength",
    31:  "flowLabelIPv6",
    32:  "icmpTypeCodeIPv4",
    33:  "igmpType",
    34:  "samplingInterval",
    35:  "samplingAlgorithm",
    36:  "flowActiveTimeout",
    37:  "flowIdleTimeout",
    38:  "engineType",
    39:  "engineId",
    40:  "exportedOctetTotalCount",
    41:  "exportedMessageTotalCount",
    42:  "exportedFlowRecordTotalCount",
    43:  "ipv4RouterSc",
    44:  "sourceIPv4Prefix",
    45:  "destinationIPv4Prefix",
    46:  "mplsTopLabelType",
    47:  "mplsTopLabelIPv4Address",
    48:  "samplerId",
    49:  "samplerMode",
    50:  "samplerRandomInterval",
    51:  "classId",
    52:  "minimumTTL",
    53:  "maximumTTL",
    54:  "fragmentIdentification",
    55:  "postIpClassOfService",
    56:  "sourceMacAddress",
    57:  "postDestinationMacAddress",
    58:  "vlanId",
    59:  "postVlanId",
    60:  "ipVersion",
    61:  "flowDirection",
    62:  "ipNextHopIPv6Address",
    63:  "bgpNextHopIPv6Address",
    64:  "ipv6ExtensionHeaders",
    70:  "mplsTopLabelStackSection",
    71:  "mplsLabelStackSection2",
    72:  "mplsLabelStackSection3",
    73:  "mplsLabelStackSection4",
    74:  "mplsLabelStackSection5",
    75:  "mplsLabelStackSection6",
    76:  "mplsLabelStackSection7",
    77:  "mplsLabelStackSection8",
    78:  "mplsLabelStackSection9",
    79:  "mplsLabelStackSection10",
    80:  "destinationMacAddress",
    81:  "postSourceMacAddress",
    82:  "interfaceName",
    83:  "interfaceDescription",
    84:  "samplerName",
    85:  "octetTotalCount",
    86:  "packetTotalCount",
    87:  "flagsAndSamplerId",
    88:  "fragmentOffset",
    89:  "forwardingStatus",
    90:  "mplsVpnRouteDistinguisher",
    91:  "mplsTopLabelPrefixLength",
    92:  "srcTrafficIndex",
    93:  "dstTrafficIndex",
    94:  "applicationDescription",
    95:  "applicationId",
    96:  "applicationName",
    98:  "postIpDiffServCodePoint",
    99:  "multicastReplicationFactor",
    100: "className",
    101: "classificationEngineId",
    102: "layer2packetSectionOffset",
    103: "layer2packetSectionSize",
    104: "layer2packetSectionData",
    128: "bgpNextAdjacentAsNumber",
    129: "bgpPrevAdjacentAsNumber",
    130: "exporterIPv4Address",
    131: "exporterIPv6Address",
    132: "droppedOctetDeltaCount",
    133: "droppedPacketDeltaCount",
    134: "droppedOctetTotalCount",
    135: "droppedPacketTotalCount",
    136: "flowEndReason",
    137: "commonPropertiesId",
    138: "observationPointId",
    139: "icmpTypeCodeIPv6",
    140: "mplsTopLabelIPv6Address",
    141: "lineCardId",
    142: "portId",
    143: "meteringProcessId",
    144: "exportingProcessId",
    145: "templateId",
    146: "wlanChannelId",
    147: "wlanSSID",
    148: "flowId",
    149: "observationDomainId",
    150: "flowStartSeconds",
    151: "flowEndSeconds",
    152: "flowStartMilliseconds",
    153: "flowEndMilliseconds",
    154: "flowStartMicroseconds",
    155: "flowEndMicroseconds",
    156: "flowStartNanoseconds",
    157: "flowEndNanoseconds",
    158: "flowStartDeltaMicroseconds",
    159: "flowEndDeltaMicroseconds",
    160: "systemInitTimeMilliseconds",
    161: "flowDurationMilliseconds",
    162: "flowDurationMicroseconds",
    163: "observedFlowTotalCount",
    164: "ignoredPacketTotalCount",
    165: "ignoredOctetTotalCount",
    166: "notSentFlowTotalCount",
    167: "notSentPacketTotalCount",
    168: "notSentOctetTotalCount",
    169: "destinationIPv6Prefix",
    170: "sourceIPv6Prefix",
    171: "postOctetTotalCount",
    172: "postPacketTotalCount",
    173: "flowKeyIndicator",
    174: "postMCastPacketTotalCount",
    175: "postMCastOctetTotalCount",
    176: "icmpTypeIPv4",
    177: "icmpCodeIPv4",
    178: "icmpTypeIPv6",
    179: "icmpCodeIPv6",
    180: "udpSourcePort",
    181: "udpDestinationPort",
    182: "tcpSourcePort",
    183: "tcpDestinationPort",
    184: "tcpSequenceNumber",
    185: "tcpAcknowledgementNumber",
    186: "tcpWindowSize",
    187: "tcpUrgentPointer",
    188: "tcpHeaderLength",
    189: "ipHeaderLength",
    190: "totalLengthIPv4",
    191: "payloadLengthIPv6",
    192: "ipTTL",
    193: "nextHeaderIPv6",
    194: "mplsPayloadLength",
    195: "ipDiffServCodePoint",
    196: "ipPrecedence",
    197: "fragmentFlags",
    198: "octetDeltaSumOfSquares",
    199: "octetTotalSumOfSquares",
    200: "mplsTopLabelTTL",
    201: "mplsLabelStackLength",
    202: "mplsLabelStackDepth",
    203: "mplsTopLabelExp",
    204: "ipPayloadLength",
    205: "udpMessageLength",
    206: "isMulticast",
    207: "ipv4IHL",
    208: "ipv4Options",
    209: "tcpOptions",
    210: "paddingOctets",
    211: "collectorIPv4Address",
    212: "collectorIPv6Address",
    213: "exportInterface",
    214: "exportProtocolVersion",
    215: "exportTransportProtocol",
    216: "collectorTransportPort",
    217: "exporterTransportPort",
    218: "tcpSynTotalCount",
    219: "tcpFinTotalCount",
    220: "tcpRstTotalCount",
    221: "tcpPshTotalCount",
    222: "tcpAckTotalCount",
    223: "tcpUrgTotalCount",
    224: "ipTotalLength",
    225: "postNATSourceIPv4Address",
    226: "postNATDestinationIPv4Address",
    227: "postNAPTSourceTransportPort",
    228: "postNAPTDestinationTransportPort",
    229: "natOriginatingAddressRealm",
    230: "natEvent",
    231: "initiatorOctets",
    232: "responderOctets",
    233: "firewallEvent",
    234: "ingressVRFID",
    235: "egressVRFID",
    236: "VRFname",
    237: "postMplsTopLabelExp",
    238: "tcpWindowScale",
    239: "biflowDirection",
    240: "ethernetHeaderLength",
    241: "ethernetPayloadLength",
    242: "ethernetTotalLength",
    243: "dot1qVlanId",
    244: "dot1qPriority",
    245: "dot1qCustomerVlanId",
    246: "dot1qCustomerPriority",
    247: "metroEvcId",
    248: "metroEvcType",
    249: "pseudoWireId",
    250: "pseudoWireType",
    251: "pseudoWireControlWord",
    252: "ingressPhysicalInterface",
    253: "egressPhysicalInterface",
    254: "postDot1qVlanId",
    255: "postDot1qCustomerVlanId",<style>
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</style><div class="highlight"><pre><span></span><span class="ch">#!/usr/bin/env python</span>

<span class="kn">import</span> <span class="nn">unittest</span>

<span class="kn">from</span> <span class="nn">framework</span> <span class="kn">import</span> <span class="n">VppTestCase</span><span class="p">,</span> <span class="n">VppTestRunner</span>
<span class="kn">from</span> <span class="nn">vpp_ip_route</span> <span class="kn">import</span> <span class="n">VppIpTable</span><span class="p">,</span> <span class="n">VppIpRoute</span><span class="p">,</span> <span class="n">VppRoutePath</span>


<span class="k">class</span> <span class="nc">TestSCTP</span><span class="p">(</span><span class="n">VppTestCase</span><span class="p">):</span>
    <span class="sd">&quot;&quot;&quot; SCTP Test Case &quot;&quot;&quot;</span>

    <span class="nd">@classmethod</span>
    <span class="k">def</span> <span class="nf">setUpClass</span><span class="p">(</span><span class="bp">cls</span><span class="p">):</span>
        <span class="nb">super</span><span class="p">(</span><span class="n">TestSCTP</span><span class="p">,</span> <span class="bp">cls</