X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Ftraffic_profiles%2Ftrex%2Ftrex-sl-2n-ethip4udp-1000u15p.py;fp=resources%2Ftraffic_profiles%2Ftrex%2Ftrex-sl-2n-ethip4udp-1000u15p.py;h=74a07c30c2a4d9c9f239fdc8198e8e81f54b0cf1;hp=0000000000000000000000000000000000000000;hb=cf9fbdf9e597dbdcb89823a3151c5396eadea70c;hpb=e916ab4db7dec2cc0bb21dcc31460f819d68b0d5 diff --git a/resources/traffic_profiles/trex/trex-sl-2n-ethip4udp-1000u15p.py b/resources/traffic_profiles/trex/trex-sl-2n-ethip4udp-1000u15p.py new file mode 100755 index 0000000000..74a07c30c2 --- /dev/null +++ b/resources/traffic_profiles/trex/trex-sl-2n-ethip4udp-1000u15p.py @@ -0,0 +1,145 @@ +# Copyright (c) 2020 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 / UDP + - Direction 0 --> 1: + - Source IP address range: 20.0.0.0 - 20.0.3.231 + - Destination IP address range: 12.0.0.2 + - Source UDP port range: 1024 - 1038 + - Destination UDP port range: 1024 + - Direction 1 --> 0: + - Source IP address range: 12.0.0.2 + - Destination IP address range: 200.0.0.0 + - Source UDP port range: 1024 + - Destination UDP port range: 1024 - 16023 +""" + +from trex.stl.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 = u"20.0.0.0" + self.p1_src_end_ip = u"20.0.3.231" + self.p1_dst_start_ip = u"12.0.0.2" + + self.p2_src_start_ip = u"12.0.0.2" + self.p2_src_end_ip = u"12.0.0.2" + self.p2_dst_start_ip = u"200.0.0.0" + + # UDP ports used in packet headers. + self.p1_src_start_udp_port = 1024 + self.p1_src_end_udp_port = 1038 + self.p1_dst_start_udp_port = 1024 + + self.p2_src_start_udp_port = 1024 + self.p2_dst_start_udp_port = 1024 + self.p2_dst_end_udp_port = 16023 + + def define_packets(self): + """Defines the packets to be sent from the traffic generator. + + Packet definition: | ETH | IP | UDP | + + :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=17 + ) / + UDP( + sport=self.p1_src_start_udp_port, + dport=self.p1_dst_start_udp_port + ) + ) + # Direction 1 --> 0 + base_pkt_b = ( + Ether() / + IP( + src=self.p2_src_start_ip, + dst=self.p2_dst_start_ip, + proto=17 + ) / + UDP( + sport=self.p2_src_start_udp_port, + dport=self.p2_dst_start_udp_port + ) + ) + + # Direction 0 --> 1 + vm1 = STLScVmRaw( + [ + STLVmTupleGen( + ip_max=self.p1_src_end_ip, + port_min=self.p1_src_start_udp_port, + port_max=self.p1_src_end_udp_port, + name=u"tuple" + ), + STLVmWrFlowVar( + fv_name=u"tuple.ip", + pkt_offset=u"IP.src" + ), + STLVmFixIpv4(offset=u"IP"), + STLVmWrFlowVuar( + fv_name=u"tuple.port", + pkt_offset=u"UDP.sport" + ) + ] + ) + # Direction 0 --> 1 + vm2 = STLScVmRaw( + [ + STLVmFlowVar( + name=u"dport", + min_value=self.p2_dst_start_udp_port, + max_value=self.p2_dst_end_udp_port, + size=2, + op=u"inc" + ), + STLVmWrFlowVar( + fv_name=u"dport", + pkt_offset=u"UDP.dport" + ) + ] + ) + + 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()