1 # Copyright (c) 2020 Cisco and/or its affiliates.
3 # SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
5 # Licensed under the Apache License 2.0 or
6 # GNU General Public License v2.0 or later; you may not use this file
7 # except in compliance with one of these Licenses. You
8 # may obtain a copy of the Licenses at:
10 # http://www.apache.org/licenses/LICENSE-2.0
11 # https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
13 # Note: If this file is linked with Scapy, which is GPLv2+, your use of it
14 # must be under GPLv2+. If at any point in the future it is no longer linked
15 # with Scapy (or other GPLv2+ licensed software), you are free to choose Apache 2.
17 # Unless required by applicable law or agreed to in writing, software
18 # distributed under the License is distributed on an "AS IS" BASIS,
19 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20 # See the License for the specific language governing permissions and
21 # limitations under the License.
23 """Stream profile for T-rex traffic generator.
26 - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
27 - Packet: ETH / IP / UDP
29 - Source IP address range: 10.10.10.2 - 10.10.10.101
30 - Destination IP address range: 20.20.20.2 - 20.20.20.101
31 - Source UDP port range: 1001 - 2000
32 - Destination UDP port range: 2001 - 3000
34 - Source IP address range: 20.20.20.2 - 20.20.20.101
35 - Destination IP address range: 10.10.10.2 - 10.10.10.101
36 - Source UDP port range: 2001 - 3000
37 - Destination UDP port range: 1001 - 2000
40 from trex.stl.api import *
41 from profile_trex_stateless_base_class import TrafficStreamsBaseClass
44 class TrafficStreams(TrafficStreamsBaseClass):
48 """Initialization and setting of streams' parameters."""
50 super(TrafficStreamsBaseClass, self).__init__()
52 # IPs used in packet headers.
53 self.p1_src_start_ip = u"10.10.10.2"
54 self.p1_src_end_ip = u"10.10.10.101"
55 self.p1_dst_start_ip = u"20.20.20.2"
56 self.p1_dst_end_ip = u"20.20.20.101"
58 self.p2_src_start_ip = u"20.20.20.2"
59 self.p2_src_end_ip = u"20.20.20.101"
60 self.p2_dst_start_ip = u"10.10.10.2"
61 self.p2_dst_end_ip = u"10.10.10.101"
63 # UDP ports used in packet headers.
64 self.p1_src_start_udp_port = 1001
65 self.p1_src_end_udp_port = 2000
66 self.p1_dst_start_udp_port = 2001
67 self.p1_dst_end_udp_port = 3000
69 self.p2_src_start_udp_port = 2001
70 self.p2_src_end_udp_port = 3000
71 self.p2_dst_start_udp_port = 1001
72 self.p2_dst_end_udp_port = 2000
74 def define_packets(self):
75 """Defines the packets to be sent from the traffic generator.
77 Packet definition: | ETH | IP | UDP |
79 :returns: Packets to be sent from the traffic generator.
87 src=self.p1_src_start_ip,
88 dst=self.p1_dst_start_ip,
92 sport=self.p1_src_start_udp_port,
93 dport=self.p1_dst_start_udp_port
100 src=self.p2_src_start_ip,
101 dst=self.p2_dst_start_ip,
105 sport=self.p2_src_start_udp_port,
106 dport=self.p2_dst_start_udp_port
114 ip_min=self.p1_src_start_ip,
115 ip_max=self.p1_src_end_ip,
116 port_min=self.p1_src_start_udp_port,
117 port_max=self.p1_src_end_udp_port,
121 ip_min=self.p1_dst_start_ip,
122 ip_max=self.p1_dst_end_ip,
123 port_min=self.p1_dst_start_udp_port,
124 port_max=self.p1_dst_end_udp_port,
128 fv_name=u"tuple1_src.ip",
132 fv_name=u"tuple1_dst.ip",
139 fv_name=u"tuple1_src.port",
140 pkt_offset=u"UDP.sport"
143 fv_name=u"tuple1_dst.port",
144 pkt_offset=u"UDP.dport"
152 ip_min=self.p2_src_start_ip,
153 ip_max=self.p2_src_end_ip,
154 port_min=self.p2_src_start_udp_port,
155 port_max=self.p2_src_end_udp_port,
159 ip_min=self.p2_dst_start_ip,
160 ip_max=self.p2_dst_end_ip,
161 port_min=self.p2_dst_start_udp_port,
162 port_max=self.p2_dst_end_udp_port,
166 fv_name=u"tuple2_src.ip",
170 fv_name=u"tuple2_dst.ip",
177 fv_name=u"tuple2_src.port",
178 pkt_offset=u"UDP.sport"
181 fv_name=u"tuple2_dst.port",
182 pkt_offset=u"UDP.dport"
187 return base_pkt_a, base_pkt_b, vm1, vm2
191 """Register this traffic profile to T-rex.
193 Do not change this function.
195 :return: Traffic streams.
198 return TrafficStreams()