1 # Copyright (c) 2021 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
18 # Unless required by applicable law or agreed to in writing, software
19 # distributed under the License is distributed on an "AS IS" BASIS,
20 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
21 # See the License for the specific language governing permissions and
22 # limitations under the License.
24 """Stream profile for T-rex traffic generator.
27 - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
30 - Source IP address range: 10.0.0.1
31 - Destination IP address range: 20.0.0.0 - 20.0.19.135
33 - Source IP address range: 20.0.0.1
34 - Destination IP address range: 10.0.0.0 - 10.0.19.135
37 from trex.stl.api import *
38 from profile_trex_stateless_base_class import TrafficStreamsBaseClass
41 class TrafficStreams(TrafficStreamsBaseClass):
45 """Initialization and setting of streams' parameters."""
47 super(TrafficStreamsBaseClass, self).__init__()
49 # IPs used in packet headers.
50 self.p1_src_start_ip = u"10.0.0.1"
51 self.p1_dst_start_ip = u"20.0.0.0"
52 self.p1_dst_end_ip = u"20.0.19.135"
54 self.p2_src_start_ip = u"20.0.0.1"
55 self.p2_dst_start_ip = u"10.0.0.0"
56 self.p2_dst_end_ip = u"10.0.19.135"
58 def define_packets(self):
59 """Defines the packets to be sent from the traffic generator.
61 Packet definition: | ETH | IP |
63 :returns: Packets to be sent from the traffic generator.
71 src=self.p1_src_start_ip,
72 dst=self.p1_dst_start_ip,
80 src=self.p2_src_start_ip,
81 dst=self.p2_dst_start_ip,
91 min_value=self.p1_dst_start_ip,
92 max_value=self.p1_dst_end_ip,
110 min_value=self.p2_dst_start_ip,
111 max_value=self.p2_dst_end_ip,
125 return base_pkt_a, base_pkt_b, vm1, vm2
129 """Register this traffic profile to T-rex.
131 Do not change this function.
133 :return: Traffic streams.
136 return TrafficStreams()