Python3: Migration of files under traffic-profiles/trex
[csit.git] / resources / traffic_profiles / trex / trex-sl-2n-ethip4udp-1u1p.py
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:
5 #
6 #     http://www.apache.org/licenses/LICENSE-2.0
7 #
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.
13
14 """Stream profile for T-rex traffic generator.
15
16 Stream profile:
17  - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
18  - Packet: ETH / IP / UDP
19  - Direction 0 --> 1:
20    - Source IP address range:      20.0.0.0
21    - Destination IP address range: 12.0.0.2
22    - Source UDP port range:        1024
23    - Destination UDP port range:   1024
24  - Direction 1 --> 0:
25    - Source IP address range:      12.0.0.2
26    - Destination IP address range: 200.0.0.0
27    - Source UDP port range:        1024
28    - Destination UDP port range:   1028
29 """
30
31 from trex.stl.api import *
32 from profile_trex_stateless_base_class import TrafficStreamsBaseClass
33
34
35 class TrafficStreams(TrafficStreamsBaseClass):
36     """Stream profile."""
37
38     def __init__(self):
39         """Initialization and setting of streams' parameters."""
40
41         super(TrafficStreamsBaseClass, self).__init__()
42
43         # IPs used in packet headers.
44         self.p1_src_ip = u"20.0.0.0"
45         self.p1_dst_ip = u"12.0.0.2"
46
47         self.p2_src_ip = u"12.0.0.2"
48         self.p2_dst_ip = u"200.0.0.0"
49
50         # UDP ports used in packet headers.
51         self.p1_src_udp_port = 1024
52         self.p1_dst_udp_port = 1024
53
54         self.p2_src_udp_port = 1024
55         self.p2_dst_udp_port = 1028
56
57     def define_packets(self):
58         """Defines the packets to be sent from the traffic generator.
59
60         Packet definition: | ETH | IP | UDP |
61
62         :returns: Packets to be sent from the traffic generator.
63         :rtype: tuple
64         """
65
66         # Direction 0 --> 1
67         base_pkt_a = (
68             Ether() /
69             IP(
70                 src=self.p1_src_ip,
71                 dst=self.p1_dst_ip,
72                 proto=17
73             ) /
74             UDP(
75                 sport=self.p1_src_udp_port,
76                 dport=self.p1_dst_udp_port
77             )
78         )
79         # Direction 1 --> 0
80         base_pkt_b = (
81             Ether() /
82             IP(
83                 src=self.p2_src_ip,
84                 dst=self.p2_dst_ip,
85                 proto=17
86             ) /
87             UDP(
88                 sport=self.p2_src_udp_port,
89                 dport=self.p2_dst_udp_port
90             )
91         )
92
93         return base_pkt_a, base_pkt_b, None, None
94
95
96 def register():
97     """Register this traffic profile to T-rex.
98
99     Do not change this function.
100
101     :return: Traffic streams.
102     :rtype: Object
103     """
104     return TrafficStreams()

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