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Diffstat (limited to 'GPL/traffic_profiles/trex/trex-sl-3n-dot1qip4-vlan1kip4src254ip4dst254.py')
| -rw-r--r-- | GPL/traffic_profiles/trex/trex-sl-3n-dot1qip4-vlan1kip4src254ip4dst254.py | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/GPL/traffic_profiles/trex/trex-sl-3n-dot1qip4-vlan1kip4src254ip4dst254.py b/GPL/traffic_profiles/trex/trex-sl-3n-dot1qip4-vlan1kip4src254ip4dst254.py new file mode 100644 index 0000000000..02decf4284 --- /dev/null +++ b/GPL/traffic_profiles/trex/trex-sl-3n-dot1qip4-vlan1kip4src254ip4dst254.py @@ -0,0 +1,191 @@ +# Copyright (c) 2020 Cisco and/or its affiliates. +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at: +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +"""Stream profile for T-rex traffic generator. + +Stream profile: + - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time. + - Packet: ETH / DOT1Q / IP / + - Direction 0 --> 1: + - VLAN range: 1 - 1000 + - Source IP address range: 10.0.0.1 - 10.0.0.254 + - Destination IP address range: 20.0.0.1 - 20.0.0.254 + - Direction 1 --> 0: + - VLAN range: 1 - 1000 + - Source IP address range: 20.0.0.1 - 20.0.0.254 + - Destination IP address range: 10.0.0.1 - 10.0.0.254 +""" + +from trex.stl.api import * +from profile_trex_stateless_base_class import TrafficStreamsBaseClass + + +class TrafficStreams(TrafficStreamsBaseClass): + """Stream profile.""" + + def __init__(self): + """Initialization and setting of streams' parameters.""" + + super(TrafficStreamsBaseClass, self).__init__() + + # VLAN IDs + self.vlans = 1000 + + self.p1_vlan_start = 1 + self.p1_vlan_end = self.p1_vlan_start + self.vlans - 1 + + self.p2_vlan_start = 1 + self.p2_vlan_end = self.p2_vlan_start + self.vlans - 1 + + # IPs used in packet headers. + self.p1_src_start_ip = u"10.0.0.1" + self.p1_src_end_ip = u"10.0.0.254" + + self.p1_dst_start_ip = u"20.0.0.1" + self.p1_dst_end_ip = u"20.0.0.254" + + self.p2_src_start_ip = u"20.0.0.1" + self.p2_src_end_ip = u"20.0.0.254" + + self.p2_dst_start_ip = u"10.0.0.1" + self.p2_dst_end_ip = u"10.0.0.254" + + def define_packets(self): + """Defines the packets to be sent from the traffic generator. + + Packet definition: | ETH | DOT1Q | IP | + + :returns: Packets to be sent from the traffic generator. + :rtype: tuple + """ + + # Direction 0 --> 1 + base_pkt_a = ( + Ether() / + Dot1Q( + vlan=self.p1_vlan_start + ) / + IP( + src=self.p1_src_start_ip, + dst=self.p1_dst_start_ip, + proto=61 + ) + ) + # Direction 1 --> 0 + base_pkt_b = ( + Ether() / + Dot1Q( + vlan=self.p2_vlan_start + ) / + IP( + src=self.p2_src_start_ip, + dst=self.p2_dst_start_ip, + proto=61 + ) + ) + + # Direction 0 --> 1 + vm1 = STLScVmRaw( + [ + STLVmFlowVar( + name=u"vlan", + min_value=self.p1_vlan_start, + max_value=self.p1_vlan_end, + size=2, + op=u"inc" + ), + STLVmWrFlowVar( + fv_name=u"vlan", + pkt_offset=u"Dot1Q.vlan" + ), + STLVmFlowVar( + name=u"ip_src", + min_value=self.p1_src_start_ip, + max_value=self.p1_src_end_ip, + size=4, + op=u"random" + ), + STLVmWrFlowVar( + fv_name=u"ip_src", + pkt_offset=u"IP.src" + ), + STLVmFlowVar( + name=u"ip_dst", + min_value=self.p1_dst_start_ip, + max_value=self.p1_dst_end_ip, + size=4, + op=u"random" + ), + STLVmWrFlowVar( + fv_name=u"ip_dst", + pkt_offset=u"IP.dst" + ), + STLVmFixIpv4( + offset=u"IP" + ) + ] + ) + # Direction 1 --> 0 + vm2 = STLScVmRaw( + [ + STLVmFlowVar( + name=u"vlan", + min_value=self.p2_vlan_start, + max_value=self.p2_vlan_end, + size=2, + op=u"inc" + ), + STLVmWrFlowVar( + fv_name=u"vlan", + pkt_offset=u"Dot1Q.vlan" + ), + STLVmFlowVar( + name=u"ip_src", + min_value=self.p2_src_start_ip, + max_value=self.p2_src_end_ip, + size=4, + op=u"random" + ), + STLVmWrFlowVar( + fv_name=u"ip_src", + pkt_offset=u"IP.src" + ), + STLVmFlowVar( + name=u"ip_dst", + min_value=self.p2_dst_start_ip, + max_value=self.p2_dst_end_ip, + size=4, + op=u"random" + ), + STLVmWrFlowVar( + fv_name=u"ip_dst", + pkt_offset=u"IP.dst" + ), + STLVmFixIpv4( + offset=u"IP" + ) + ] + ) + + return base_pkt_a, base_pkt_b, vm1, vm2 + + +def register(): + """Register this traffic profile to T-rex. + + Do not change this function. + + :returns: Traffic streams. + :rtype: Object + """ + return TrafficStreams() |