diff options
Diffstat (limited to 'GPL/traffic_profiles/trex/trex-stl-ethip4udp-1u63p.py')
| -rw-r--r-- | GPL/traffic_profiles/trex/trex-stl-ethip4udp-1u63p.py | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/GPL/traffic_profiles/trex/trex-stl-ethip4udp-1u63p.py b/GPL/traffic_profiles/trex/trex-stl-ethip4udp-1u63p.py new file mode 100644 index 0000000000..ed28e915ca --- /dev/null +++ b/GPL/traffic_profiles/trex/trex-stl-ethip4udp-1u63p.py @@ -0,0 +1,169 @@ +# 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: 192.168.0.0 + - Destination IP address range: 20.0.0.0 + - Source UDP port range: 1024 - 1086 + - Destination UDP port range: 1024 + - Direction 1 --> 0: + - Source IP address range: 20.0.0.0 + - Destination IP address range: 68.142.68.0 + - Source UDP port range: 1024 + - Destination UDP port range: 1024 - 16017 +""" + +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"192.168.0.0" + self.p1_src_end_ip = u"192.168.0.0" + self.p1_dst_start_ip = u"20.0.0.0" + self.p1_dst_end_ip = u"20.0.0.0" + + self.p2_src_start_ip = u"20.0.0.0" + self.p2_src_end_ip = u"20.0.0.0" + self.p2_dst_start_ip = u"68.142.68.0" + self.p2_dst_end_ip = u"68.142.68.0" + + # UDP ports used in packet headers. + self.p1_src_start_udp_port = 1024 + self.p1_src_end_udp_port = 1086 + self.p1_dst_start_udp_port = 1024 + self.p1_dst_end_udp_port = 1024 + + self.p2_src_start_udp_port = 1024 + self.p2_src_end_udp_port = 1024 + self.p2_dst_start_udp_port = 1024 + self.p2_dst_end_udp_port = 16017 + + 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 = STLVM() + vm1.var(name="sIP", + min_value=self.p1_src_start_ip, + max_value=self.p1_src_end_ip, + size=4, + op="inc", + next_var="sport") + vm1.var(name="sport", + min_value=self.p1_src_start_udp_port, + max_value=self.p1_src_end_udp_port, + size=2, + op="inc") + vm1.var(name="dIP", + min_value=self.p1_dst_start_ip, + max_value=self.p1_dst_end_ip, + size=4, + op="inc") + vm1.var(name="dport", + min_value=self.p1_dst_start_udp_port, + max_value=self.p1_dst_end_udp_port, + size=2, + op="inc") + vm1.write(fv_name="sIP", pkt_offset="IP.src") + vm1.write(fv_name="sport", pkt_offset="UDP.sport") + vm1.write(fv_name="dIP", pkt_offset="IP.dst") + vm1.write(fv_name="dport", pkt_offset="UDP.dport") + vm1.fix_chksum(offset='IP') + # Direction 0 --> 1 + vm2 = STLVM() + vm2.var(name="sIP", + min_value=self.p2_src_start_ip, + max_value=self.p2_src_end_ip, + size=4, + op="inc", + next_var="sport") + vm2.var(name="sport", + min_value=self.p2_src_start_udp_port, + max_value=self.p2_src_end_udp_port, + size=2, + op="inc") + vm2.var(name="dIP", + min_value=self.p2_dst_start_ip, + max_value=self.p2_dst_end_ip, + size=4, + op="inc", + next_var="dport") + vm2.var(name="dport", + min_value=self.p2_dst_start_udp_port, + max_value=self.p2_dst_end_udp_port, + size=2, + op="inc") + vm2.write(fv_name="sIP", pkt_offset="IP.src") + vm2.write(fv_name="sport", pkt_offset="UDP.sport") + vm2.write(fv_name="dIP", pkt_offset="IP.dst") + vm2.write(fv_name="dport", pkt_offset="UDP.dport") + vm2.fix_chksum(offset='IP') + + 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() |