1 # Copyright (c) 2020 Cisco and/or its affiliates.
2 # Licensed under the Apache License, Version 2.0 (the "License");
3 # you may not use this file except in compliance with the License.
4 # You may obtain a copy of the License at:
6 # http://www.apache.org/licenses/LICENSE-2.0
8 # Unless required by applicable law or agreed to in writing, software
9 # distributed under the License is distributed on an "AS IS" BASIS,
10 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 # See the License for the specific language governing permissions and
12 # limitations under the License.
14 """Stream profile for T-rex traffic generator.
17 - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
18 - Packet: ETH / IP / UDP
20 - Source IP address range: 10.10.10.2 - 10.10.10.11
21 - Destination IP address range: 20.20.20.2 - 20.20.2011
22 - Source UDP port range: 1001 - 1010
23 - Destination UDP port range: 2001 - 2010
25 - Source IP address range: 20.20.20.2 - 20.20.20.11
26 - Destination IP address range: 10.10.10.2 - 10.10.10.11
27 - Source UDP port range: 2001 - 2010
28 - Destination UDP port range: 1001 - 1010
31 from trex.stl.api import *
32 from profile_trex_stateless_base_class import TrafficStreamsBaseClass
35 class TrafficStreams(TrafficStreamsBaseClass):
39 """Initialization and setting of streams' parameters."""
41 super(TrafficStreamsBaseClass, self).__init__()
43 # IPs used in packet headers.
44 self.p1_src_start_ip = u"10.10.10.2"
45 self.p1_src_end_ip = u"10.10.10.11"
46 self.p1_dst_start_ip = u"20.20.20.2"
47 self.p1_dst_end_ip = u"20.20.20.11"
49 self.p2_src_start_ip = u"20.20.20.2"
50 self.p2_src_end_ip = u"20.20.20.11"
51 self.p2_dst_start_ip = u"10.10.10.2"
52 self.p2_dst_end_ip = u"10.10.10.11"
54 # UDP ports used in packet headers.
55 self.p1_src_start_udp_port = 1001
56 self.p1_src_end_udp_port = 1010
57 self.p1_dst_start_udp_port = 2001
58 self.p1_dst_end_udp_port = 2010
60 self.p2_src_start_udp_port = 2001
61 self.p2_src_end_udp_port = 2010
62 self.p2_dst_start_udp_port = 1001
63 self.p2_dst_end_udp_port = 1010
65 def define_packets(self):
66 """Defines the packets to be sent from the traffic generator.
68 Packet definition: | ETH | IP | UDP |
70 :returns: Packets to be sent from the traffic generator.
78 src=self.p1_src_start_ip,
79 dst=self.p1_dst_start_ip,
83 sport=self.p1_src_start_udp_port,
84 dport=self.p1_dst_start_udp_port
91 src=self.p2_src_start_ip,
92 dst=self.p2_dst_start_ip,
96 sport=self.p2_src_start_udp_port,
97 dport=self.p2_dst_start_udp_port
105 ip_min=self.p1_src_start_ip,
106 ip_max=self.p1_src_end_ip,
107 port_min=self.p1_src_start_udp_port,
108 port_max=self.p1_src_end_udp_port,
112 ip_min=self.p1_dst_start_ip,
113 ip_max=self.p1_dst_end_ip,
114 port_min=self.p1_dst_start_udp_port,
115 port_max=self.p1_dst_end_udp_port,
119 fv_name=u"tuple1_src.ip",
123 fv_name=u"tuple1_dst.ip",
130 fv_name=u"tuple1_src.port",
131 pkt_offset=u"UDP.sport"
134 fv_name=u"tuple1_dst.port",
135 pkt_offset=u"UDP.dport"
143 ip_min=self.p2_src_start_ip,
144 ip_max=self.p2_src_end_ip,
145 port_min=self.p2_src_start_udp_port,
146 port_max=self.p2_src_end_udp_port,
150 ip_min=self.p2_dst_start_ip,
151 ip_max=self.p2_dst_end_ip,
152 port_min=self.p2_dst_start_udp_port,
153 port_max=self.p2_dst_end_udp_port,
157 fv_name=u"tuple2_src.ip",
161 fv_name=u"tuple2_dst.ip",
168 fv_name=u"tuple2_src.port",
169 pkt_offset=u"UDP.sport"
172 fv_name=u"tuple2_dst.port",
173 pkt_offset=u"UDP.dport"
178 return base_pkt_a, base_pkt_b, vm1, vm2
182 """Register this traffic profile to T-rex.
184 Do not change this function.
186 :return: Traffic streams.
189 return TrafficStreams()