Python3: Migration of files under traffic-profiles/trex
[csit.git] / resources / traffic_profiles / trex / trex-sl-2n-ethip4-ip4dst-rnd10000.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 /
19  - Direction 0 --> 1:
20    - Source IP address range:      10.0.0.1
21    - Destination IP address range: 20.0.0.0 - 20.0.39.15
22  - Direction 1 --> 0:
23    - Source IP address range:      20.0.0.1
24    - Destination IP address range: 10.0.0.0 - 10.0.39.15
25 """
26
27 from trex.stl.api import *
28 from profile_trex_stateless_base_class import TrafficStreamsBaseClass
29
30
31 class TrafficStreams(TrafficStreamsBaseClass):
32     """Stream profile."""
33
34     def __init__(self):
35         """Initialization and setting of streams" parameters."""
36
37         super(TrafficStreamsBaseClass, self).__init__()
38
39         # IPs used in packet headers.
40         self.p1_src_start_ip = u"10.0.0.1"
41         self.p1_dst_start_ip = u"20.0.0.0"
42         self.p1_dst_end_ip = u"20.0.39.15"
43
44         self.p2_src_start_ip = u"20.0.0.1"
45         self.p2_dst_start_ip = u"10.0.0.0"
46         self.p2_dst_end_ip = u"10.0.39.15"
47
48     def define_packets(self):
49         """Defines the packets to be sent from the traffic generator.
50
51         Packet definition: | ETH | IP |
52
53         :returns: Packets to be sent from the traffic generator.
54         :rtype: tuple
55         """
56
57         # Direction 0 --> 1
58         base_pkt_a = (
59                 Ether() /
60                 IP(
61                     src=self.p1_src_start_ip,
62                     dst=self.p1_dst_start_ip,
63                     proto=61
64                 )
65         )
66         # Direction 1 --> 0
67         base_pkt_b = (
68                 Ether() /
69                 IP(
70                     src=self.p2_src_start_ip,
71                     dst=self.p2_dst_start_ip,
72                     proto=61
73                 )
74         )
75
76         # Direction 0 --> 1
77         vm1 = STLScVmRaw(
78             [
79                 STLVmFlowVarRepeatableRandom(
80                     name=u"dst",
81                     min_value=self.p1_dst_start_ip,
82                     max_value=self.p1_dst_end_ip,
83                     size=4,
84                     limit=10000,
85                     seed=0x0000
86                 ),
87                 STLVmWrFlowVar(
88                     fv_name=u"dst",
89                     pkt_offset=u"IP.dst"
90                 ),
91                 STLVmFixIpv4(
92                     offset=u"IP"
93                 )
94             ]
95         )
96
97         # Direction 1 --> 0
98         vm2 = STLScVmRaw(
99             [
100                 STLVmFlowVarRepeatableRandom(
101                     name=u"dst",
102                     min_value=self.p2_dst_start_ip,
103                     max_value=self.p2_dst_end_ip,
104                     size=4,
105                     limit=10000,
106                     seed=0x0000
107                 ),
108                 STLVmWrFlowVar(
109                     fv_name=u"dst",
110                     pkt_offset=u"IP.dst"
111                 ),
112                 STLVmFixIpv4(
113                     offset=u"IP"
114                 )
115             ]
116         )
117
118         return base_pkt_a, base_pkt_b, vm1, vm2
119
120
121 def register():
122     """Register this traffic profile to T-rex.
123
124     Do not change this function.
125
126     :return: Traffic streams.
127     :rtype: Object
128     """
129     return TrafficStreams()

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