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 |
29 - Source MAC address range: ca:fe:00:00:00:00 - ca:fe:00:00:27:0f
30 - Source IP address range: 10.0.0.2 - 10.0.39.17
31 - Destination IP address range: 20.0.0.1
33 - Source MAC address range: fa:ce:00:00:00:00 - fa:ce:00:00:27:0f
34 - Source IP address range: 20.0.0.2 - 20.0.39.17
35 - Destination IP address range: 10.0.0.1
38 from trex.stl.api import *
39 from profile_trex_stateless_base_class import TrafficStreamsBaseClass
42 class TrafficStreams(TrafficStreamsBaseClass):
46 """Initialization and setting of streams' parameters."""
48 super(TrafficStreamsBaseClass, self).__init__()
52 # MACs used in packet headers.
53 self.p1_src_start_mac = u"ca:fe:00:00:00:00" # mask: 00:00:FF:FF:FF:FF
55 self.p2_src_start_mac = u"fa:ce:00:00:00:00" # mask: 00:00:FF:FF:FF:FF
57 # IPs used in packet headers.
58 self.p1_src_start_ip = u"10.0.0.2"
59 self.p1_src_end_ip = u"10.0.39.17"
60 self.p1_dst_start_ip = u"20.0.0.1"
62 self.p2_src_start_ip = u"20.0.0.2"
63 self.p2_src_end_ip = u"20.0.39.17"
64 self.p2_dst_start_ip = u"10.0.0.1"
66 def define_packets(self):
67 """Defines the packets to be sent from the traffic generator.
69 Packet definition: | ETH | IP |
71 :returns: Packets to be sent from the traffic generator.
78 src=self.p1_src_start_mac
81 src=self.p1_src_start_ip,
82 dst=self.p1_dst_start_ip,
89 src=self.p2_src_start_mac
92 src=self.p2_src_start_ip,
93 dst=self.p2_dst_start_ip,
104 max_value=self.clients-1,
114 min_value=self.p1_src_start_ip,
115 max_value=self.p1_src_end_ip,
134 max_value=self.clients-1,
144 min_value=self.p2_src_start_ip,
145 max_value=self.p2_src_end_ip,
159 return base_pkt_a, base_pkt_b, vm1, vm2
163 """Register this traffic profile to T-rex.
165 Do not change this function.
167 :returns: Traffic streams.
170 return TrafficStreams()