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authorTibor Frank <tifrank@cisco.com>2019-06-26 12:56:04 +0200
committerTibor Frank <tifrank@cisco.com>2019-06-27 12:17:07 +0200
commita8b330a297d085a217ecdb39a74130ee0626b16e (patch)
tree7d2abf4e33eec2c010b3526bc6ba0ec46ce63bbf /resources/libraries/python/telemetry/IPFIXUtil.py
parenta5df75f5c9739ce84814d999ab3efc3142c47086 (diff)
VAT-to-PAPI: IPFIX and SPAN
Change-Id: I34bdc17d6350e5a441dabd9154620627780f4c12 Signed-off-by: Tibor Frank <tifrank@cisco.com>
Diffstat (limited to 'resources/libraries/python/telemetry/IPFIXUtil.py')
-rw-r--r--resources/libraries/python/telemetry/IPFIXUtil.py105
1 files changed, 0 insertions, 105 deletions
diff --git a/resources/libraries/python/telemetry/IPFIXUtil.py b/resources/libraries/python/telemetry/IPFIXUtil.py
deleted file mode 100644
index 2f83760759..0000000000
--- a/resources/libraries/python/telemetry/IPFIXUtil.py
+++ /dev/null
@@ -1,105 +0,0 @@
-# Copyright (c) 2016 Cisco and/or its affiliates.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at:
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-"""IPFIX utilities library. Provides classes that allow scapy to work
-with IPFIX packets.
-
- Note:
- Template and data sets in one packet are not supported.
- Option template sets (Set_ID = 3) are not supported.
- """
-
-
-from scapy.all import Packet, bind_layers
-from scapy.fields import ByteField, ShortField, IntField, LongField, IPField,\
- StrFixedLenField, FieldListField
-from scapy.layers.inet import UDP
-from scapy.layers.inet6 import IP6Field
-from scapy.contrib.ppi_geotag import UTCTimeField
-
-
-class IPFIXHandler(object):
- """Class for handling IPFIX packets. To use, create instance of class before
- dissecting IPFIX packets with scapy, then run update_template every time
- an IPFIX template packet is received."""
-
- template_elements = {
- 4: ByteField("Protocol_ID", 0x00),
- 7: ShortField("src_port", 0),
- 8: IPField("IPv4_src", ""),
- 11: ShortField("dst_port", 0),
- 12: IPField("IPv4_dst", ""),
- 27: IP6Field("IPv6_src", "::"),
- 28: IP6Field("IPv6_dst", "::"),
- 86: LongField("packetTotalCount", 0),
- 180: ShortField("udp_src_port", 0),
- 181: ShortField("udp_dst_port", 0),
- 182: ShortField("tcp_src_port", 0),
- 183: ShortField("tcp_dst_port", 0),
- 193: ByteField("Next_header", 0x00)
- }
-
- def __init__(self):
- """Initializer, registers IPFIX header and template layers with scapy.
- """
- bind_layers(UDP, IPFIXHeader, dport=4739)
- bind_layers(IPFIXHeader, IPFIXTemplate, Set_ID=2)
-
- def update_template(self, packet):
- """Updates IPFIXData class with new data template. Registers IPFIX data
- layer with scapy using the new template.
-
- :param packet: Packet containing an IPFIX template.
- :type packet: scapy.Ether
- """
- template_list = packet['IPFIX template'].Template
- template_id = packet['IPFIX template'].Template_ID
-
- IPFIXData.fields_desc = []
- for item in template_list[::2]:
- try:
- IPFIXData.fields_desc.append(self.template_elements[item])
- except KeyError:
- raise KeyError(
- "Unknown IPFIX template element with ID {0}".format(item))
- bind_layers(IPFIXHeader, IPFIXData, Set_ID=template_id)
- # if the packet doesn't end here, assume it contains more data sets
- bind_layers(IPFIXData, IPFIXData)
-
-
-class IPFIXHeader(Packet):
- """Class for IPFIX header."""
- name = "IPFIX header"
- fields_desc = [StrFixedLenField("Version", 0x000a, length=2),
- ShortField("Message Length", 0),
- UTCTimeField("Timestamp(UTC)", ""),
- IntField("Sequence Number", 0),
- IntField("Observation Domain ID", 0),
- ShortField("Set_ID", 0),
- ShortField("Set_Length", 0)]
-
-
-class IPFIXTemplate(Packet):
- """Class for IPFIX template layer."""
- name = "IPFIX template"
- fields_desc = [ShortField("Template_ID", 256),
- ShortField("nFields", 2),
- FieldListField("Template", [], ShortField("type_len", ""),
- count_from=lambda p: p.nFields*2)]
-
-
-class IPFIXData(Packet):
- """Class for IPFIX data layer. Needs to be updated with
- a template before use."""
- name = "IPFIX flow data"
- fields_desc = []