From b92b5be7d4bbbf523812f774bb2e539ab2081cf6 Mon Sep 17 00:00:00 2001 From: Tibor Frank Date: Tue, 4 Apr 2017 10:06:00 +0200 Subject: CSIT-524: Traffic generator using python profiles Profile name structure: [trex|ixia]-[sl|sf]-[topo]-[packet structure]-[scale] - Traffic generator - T-rex (trex) or Ixia (ixia) - Stateless (sl) or statefull (sf) - Topology - 2-node topology (2n) or 3-node topology (3n) - Packet structure - eth | ip4/6 | udp - Scale - e.g. ip4dst1, ip6dst10000, 4000u15p Traffic types changed to stream profiles: - From: 2-node-bridge To: trex-sl-2n-ethip4-ip4src253 - From: 3-node-bridge To: trex-sl-3n-ethip4-ip4src254 - From: 3-node-IPv4-dst-1000000 To: trex-sl-3n-ethip4-ip4dst1000000 - From: 3-node-IPv4-dst-100000 To: trex-sl-3n-ethip4-ip4dst100000 - From: 3-node-IPv4-dst-10000 To: trex-sl-3n-ethip4-ip4dst10000 - From: 3-node-IPv4-dst-1000 To: trex-sl-3n-ethip4-ip4dst1000 - From: 3-node-IPv4-dst-100 To: trex-sl-3n-ethip4-ip4dst100 - From: 3-node-IPv4-dst-1 To: trex-sl-3n-ethip4-ip4dst1 - From: 3-node-IPv4 To: trex-sl-3n-ethip4-ip4src253 - From: 3-node-IPv6-dst-1000000 To: trex-sl-3n-ethip6-ip6dst1000000 - From: 3-node-IPv6-dst-100000 To: trex-sl-3n-ethip6-ip6dst100000 - From: 3-node-IPv6-dst-10000 To: trex-sl-3n-ethip6-ip6dst10000 - From: 3-node-IPv6 To: trex-sl-3n-ethip6-ip6src253 - From: 3-node-xconnect To: trex-sl-3n-ethip4-ip4src254 - From: 3-node-IPv4-SNAT-1000u-15p To: trex-sl-3n-ethip4udp-1000u15p - From: 3-node-IPv4-SNAT-100u-15p To: trex-sl-3n-ethip4udp-100u15p - From: 3-node-IPv4-SNAT-10u-15p To: trex-sl-3n-ethip4udp-10u15p - From: 3-node-IPv4-SNAT-1u-15p To: trex-sl-3n-ethip4udp-1u15p - From: 3-node-IPv4-SNAT-1u-1p To: trex-sl-3n-ethip4udp-1u1p - From: 3-node-IPv4-SNAT-2000u-15p To: trex-sl-3n-ethip4udp-2000u15p - From: 3-node-IPv4-SNAT-4000u-15p To: trex-sl-3n-ethip4udp-4000u15p Change-Id: If6a3cf204c93ff9f2cdccc5fd395e26b05483b58 Signed-off-by: Tibor Frank --- .../stream_profiles/trex-sl-3n-ethip4-ip4src253.py | 94 ++++++++++++++++++++++ 1 file changed, 94 insertions(+) create mode 100755 resources/tools/t-rex/stream_profiles/trex-sl-3n-ethip4-ip4src253.py (limited to 'resources/tools/t-rex/stream_profiles/trex-sl-3n-ethip4-ip4src253.py') diff --git a/resources/tools/t-rex/stream_profiles/trex-sl-3n-ethip4-ip4src253.py b/resources/tools/t-rex/stream_profiles/trex-sl-3n-ethip4-ip4src253.py new file mode 100755 index 0000000000..f9a030b9eb --- /dev/null +++ b/resources/tools/t-rex/stream_profiles/trex-sl-3n-ethip4-ip4src253.py @@ -0,0 +1,94 @@ +# Copyright (c) 2017 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. + +"""Stream profile for T-rex traffic generator. + +Stream profile: + - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time. + - Packet: ETH / IP / + - Direction 0 --> 1: + - Source IP address range: 10.10.10.2 - 10.10.10.254 + - Destination IP address range: 20.20.20.2 + - Direction 1 --> 0: + - Source IP address range: 20.20.20.2 - 20.20.20.254 + - Destination IP address range: 10.10.10.2 +""" + +from trex_stl_lib.api import * +from profile_trex_stateless_base_class import TrafficStreamsBaseClass + + +class TrafficStreams(TrafficStreamsBaseClass): + """Stream profile.""" + + def __init__(self): + """Initialization and setting of streams' parameters.""" + + super(TrafficStreamsBaseClass, self).__init__() + + # IPs used in packet headers. + self.p1_src_start_ip = '10.10.10.2' + self.p1_src_end_ip = '10.10.10.254' + self.p1_dst_start_ip = '20.20.20.2' + + self.p2_src_start_ip = '20.20.20.2' + self.p2_src_end_ip = '20.20.20.254' + self.p2_dst_start_ip = '10.10.10.2' + + def define_packets(self): + """Defines the packets to be sent from the traffic generator. + + Packet definition: | ETH | IP | + + :returns: Packets to be sent from the traffic generator. + :rtype: tuple + """ + + # Direction 0 --> 1 + base_pkt_a = Ether() / IP(src=self.p1_src_start_ip, + dst=self.p1_dst_start_ip, + proto=61) + # Direction 1 --> 0 + base_pkt_b = Ether() / IP(src=self.p2_src_start_ip, + dst=self.p2_dst_start_ip, + proto=61) + + # Direction 0 --> 1 + vm1 = STLScVmRaw([STLVmFlowVar(name="src", + min_value=self.p1_src_start_ip, + max_value=self.p1_src_end_ip, + size=4, op="inc"), + STLVmWrFlowVar(fv_name="src", pkt_offset="IP.src"), + STLVmFixIpv4(offset="IP")], + split_by_field="src") + # Direction 1 --> 0 + vm2 = STLScVmRaw([STLVmFlowVar(name="src", + min_value=self.p2_src_start_ip, + max_value=self.p2_src_end_ip, + size=4, op="inc"), + STLVmWrFlowVar(fv_name="src", pkt_offset="IP.src"), + STLVmFixIpv4(offset="IP")], + split_by_field="src") + + return base_pkt_a, base_pkt_b, vm1, vm2 + + +def register(): + """Register this traffic profile to T-rex. + + Do not change this function. + + :return: Traffic streams. + :rtype: Object + """ + return TrafficStreams() -- cgit 1.2.3-korg