resources/traffic_profiles/trex/trex-sl-2n-ethip4-macsrc50kdst50k.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 MAC address range:      ca:fe:00:00:00:00 - ca:fe:00:00:c3:4f
  21    - Destination MAC address range: fa:ce:00:00:00:00 - fa:ce:00:00:c3:4f
  22    - Source IP address range:       10.0.0.0 - 10.0.195.79
  23    - Destination IP address range:  20.0.0.0 - 20.0.195.79
  24  - Direction 1 --> 0:
  25    - Source MAC address range:      fa:ce:00:00:00:00 - fa:ce:00:00:c3:4f
  26    - Destination MAC address range: ca:fe:00:00:00:00 - ca:fe:00:00:c3:4f
  27    - Source IP address range:       20.0.0.0 - 20.0.195.79
  28    - Destination IP address range:  10.0.0.0 - 10.0.195.79
  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         self.clients = 50000
  44
  45         # MACs used in packet headers.
  46         self.p1_src_start_mac = u"ca:fe:00:00:00:00" # mask: 00:00:FF:FF:FF:FF
  47         self.p1_dst_start_mac = u"fa:ce:00:00:00:00" # mask: 00:00:FF:FF:FF:FF
  48
  49         self.p2_src_start_mac = u"fa:ce:00:00:00:00" # mask: 00:00:FF:FF:FF:FF
  50         self.p2_dst_start_mac = u"ca:fe:00:00:00:00" # mask: 00:00:FF:FF:FF:FF
  51
  52         # IPs used in packet headers.
  53         self.p1_src_start_ip = u"10.0.0.0"
  54         self.p1_src_end_ip = u"10.0.195.79"
  55
  56         self.p1_dst_start_ip = u"20.0.0.0"
  57         self.p1_dst_end_ip = u"20.0.195.79"
  58
  59         self.p2_src_start_ip = u"20.0.0.0"
  60         self.p2_src_end_ip = u"20.0.195.79"
  61
  62         self.p2_dst_start_ip = u"10.0.0.0"
  63         self.p2_dst_end_ip = u"10.0.195.79"
  64
  65     def define_packets(self):
  66         """Defines the packets to be sent from the traffic generator.
  67
  68         Packet definition: | ETH | IP |
  69
  70         :returns: Packets to be sent from the traffic generator.
  71         :rtype: tuple
  72         """
  73
  74         # Direction 0 --> 1
  75         base_pkt_a = (
  76             Ether(
  77                 src=self.p1_src_start_mac,
  78                 dst=self.p1_dst_start_mac
  79             ) /
  80             IP(
  81                 src=self.p1_src_start_ip,
  82                 dst=self.p1_dst_start_ip,
  83                 proto=61
  84             )
  85         )
  86         # Direction 1 --> 0
  87         base_pkt_b = (
  88             Ether(
  89                 src=self.p2_src_start_mac,
  90                 dst=self.p2_dst_start_mac) /
  91             IP(
  92                 src=self.p2_src_start_ip,
  93                 dst=self.p2_dst_start_ip,
  94                 proto=61
  95             )
  96         )
  97
  98         # Direction 0 --> 1
  99         vm1 = STLScVmRaw(
 100             [
 101                 STLVmFlowVar(
 102                     name=u"mac_src",
 103                     min_value=0,
 104                     max_value=self.clients-1,
 105                     size=4,
 106                     op=u"inc"
 107                 ),
 108                 STLVmFlowVar(
 109                     name=u"mac_dst",
 110                     min_value=0,
 111                     max_value=self.clients-1,
 112                     size=4,
 113                     op=u"inc"
 114                 ),
 115                 STLVmWrFlowVar(
 116                     fv_name=u"mac_src",
 117                     pkt_offset= 8
 118                 ),
 119                 STLVmWrFlowVar(
 120                     fv_name=u"mac_dst",
 121                     pkt_offset= 2
 122                 ),
 123                 STLVmFlowVar(
 124                     name=u"ip_src",
 125                     min_value=self.p1_src_start_ip,
 126                     max_value=self.p1_src_end_ip,
 127                     size=4,
 128                     op=u"inc"
 129                 ),
 130                 STLVmWrFlowVar(
 131                     fv_name=u"ip_src",
 132                     pkt_offset=u"IP.src"
 133                 ),
 134                 STLVmFlowVar(
 135                     name=u"ip_dst",
 136                     min_value=self.p1_dst_start_ip,
 137                     max_value=self.p1_dst_end_ip,
 138                     size=4,
 139                     op=u"inc"
 140                 ),
 141                 STLVmWrFlowVar(
 142                     fv_name=u"ip_dst",
 143                     pkt_offset=u"IP.dst"
 144                 ),
 145                 STLVmFixIpv4(
 146                     offset=u"IP"
 147                 )
 148             ]
 149         )
 150         # Direction 1 --> 0
 151         vm2 = STLScVmRaw(
 152             [
 153                 STLVmFlowVar(
 154                     name=u"mac_src",
 155                     min_value=0,
 156                     max_value=self.clients-1,
 157                     size=4,
 158                     op=u"inc"
 159                 ),
 160                 STLVmFlowVar(
 161                     name=u"mac_dst",
 162                     min_value=0,
 163                     max_value=self.clients-1,
 164                     size=4,
 165                     op=u"inc"
 166                 ),
 167                 STLVmWrFlowVar(
 168                     fv_name=u"mac_src",
 169                     pkt_offset= 8
 170                 ),
 171                 STLVmWrFlowVar(
 172                     fv_name=u"mac_dst",
 173                     pkt_offset= 2
 174                 ),
 175                 STLVmFlowVar(
 176                     name=u"ip_src",
 177                     min_value=self.p2_src_start_ip,
 178                     max_value=self.p2_src_end_ip,
 179                     size=4,
 180                     op=u"inc"
 181                 ),
 182                 STLVmWrFlowVar(
 183                     fv_name=u"ip_src",
 184                     pkt_offset=u"IP.src"
 185                 ),
 186                 STLVmFlowVar(
 187                     name=u"ip_dst",
 188                     min_value=self.p2_dst_start_ip,
 189                     max_value=self.p2_dst_end_ip,
 190                     size=4,
 191                     op=u"inc"
 192                 ),
 193                 STLVmWrFlowVar(
 194                     fv_name=u"ip_dst",
 195                     pkt_offset=u"IP.dst"
 196                 ),
 197                 STLVmFixIpv4(
 198                     offset=u"IP"
 199                 )
 200             ]
 201         )
 202
 203         return base_pkt_a, base_pkt_b, vm1, vm2
 204
 205
 206 def register():
 207     """Register this traffic profile to T-rex.
 208
 209     Do not change this function.
 210
 211     :return: Traffic streams.
 212     :rtype: Object
 213     """
 214     return TrafficStreams()