diff options
author | Jan Gelety <jgelety@cisco.com> | 2020-08-08 07:04:20 +0200 |
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committer | Jan Gelety <jgelety@cisco.com> | 2020-08-20 08:43:48 +0000 |
commit | 8c063c40140e7d63f2d2fe2eb95cb90ca42cae60 (patch) | |
tree | 0ae9a29d23ae5b98fe1cde047df5c04f607cfe50 /GPL/traffic_profiles/trex/trex-stl-2n3n-ethip4-ip4src254-8c2n.py | |
parent | f3b1688c46df79e24cf4532b85463b85e7aa77a6 (diff) |
Framework: use 'stl' in trex stateless profile names
Change-Id: I74641cc89d2f25d50b67d51bf2567082b420aabb
Signed-off-by: Jan Gelety <jgelety@cisco.com>
Diffstat (limited to 'GPL/traffic_profiles/trex/trex-stl-2n3n-ethip4-ip4src254-8c2n.py')
-rw-r--r-- | GPL/traffic_profiles/trex/trex-stl-2n3n-ethip4-ip4src254-8c2n.py | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/GPL/traffic_profiles/trex/trex-stl-2n3n-ethip4-ip4src254-8c2n.py b/GPL/traffic_profiles/trex/trex-stl-2n3n-ethip4-ip4src254-8c2n.py new file mode 100644 index 0000000000..9123a752b2 --- /dev/null +++ b/GPL/traffic_profiles/trex/trex-stl-2n3n-ethip4-ip4src254-8c2n.py @@ -0,0 +1,164 @@ +# 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 / IP / + - Direction 0 --> 1: + - Destination MAC address: 52:54:00:00:nf_id:01 + - Source IP address range: 10.10.10.1 - 10.10.10.254 + - Destination IP address range: 20.20.20.1 + - Direction 1 --> 0: + - Destination MAC address: 52:54:00:00:nf_id:02 + - Source IP address range: 20.20.20.1 - 20.20.20.254 + - Destination IP address range: 10.10.10.1 +""" + +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__() + + # Service density parameters. + self.nf_chains = 8 + self.nf_nodes = 2 + + # MACs used in packet headers. + self.p1_dst_start_mac = u"52:54:00:00:00:01" + self.p2_dst_start_mac = u"52:54:00:00:00:02" + + # IPs used in packet headers. + self.p1_src_start_ip = u"10.10.10.1" + self.p1_src_end_ip = u"10.10.10.254" + self.p1_dst_start_ip = u"20.20.20.1" + + self.p2_src_start_ip = u"20.20.20.1" + self.p2_src_end_ip = u"20.20.20.254" + self.p2_dst_start_ip = u"10.10.10.1" + + def define_packets(self): + """Defines the packets to be sent from the traffic generator. + + Packet definition: | ETH | IP | + + :returns: Packets to be sent from the traffic generator. + :rtype: tuple + """ + + # Direction 0 --> 1 + base_pkt_a = ( + Ether( + dst=self.p1_dst_start_mac + ) / + IP( + src=self.p1_src_start_ip, + dst=self.p1_dst_start_ip, + proto=61 + ) + ) + # Direction 1 --> 0 + base_pkt_b = ( + Ether( + dst=self.p2_dst_start_mac + ) / + IP( + src=self.p2_src_start_ip, + dst=self.p2_dst_start_ip, + proto=61 + ) + ) + + # Direction 0 --> 1 + vm1 = STLScVmRaw( + [ + STLVmFlowVar( + name=u"mac_dst", + min_value=1, + max_value=self.nf_chains*self.nf_nodes, + size=1, + step=self.nf_nodes, + op=u"inc" + ), + STLVmWrFlowVar( + fv_name=u"mac_dst", + pkt_offset=4 + ), + STLVmFlowVar( + name=u"src", + min_value=self.p1_src_start_ip, + max_value=self.p1_src_end_ip, + size=4, + op=u"inc" + ), + STLVmWrFlowVar( + fv_name=u"src", + pkt_offset=u"IP.src" + ), + STLVmFixIpv4( + offset=u"IP" + ) + ] + ) + # Direction 1 --> 0 + vm2 = STLScVmRaw( + [ + STLVmFlowVar( + name=u"mac_dst", + min_value=self.nf_nodes, + max_value=self.nf_chains*self.nf_nodes, + size=1, + step=self.nf_nodes, + op=u"inc" + ), + STLVmWrFlowVar( + fv_name=u"mac_dst", + pkt_offset=4 + ), + STLVmFlowVar( + name=u"src", + min_value=self.p2_src_start_ip, + max_value=self.p2_src_end_ip, + size=4, + op=u"inc" + ), + STLVmWrFlowVar( + fv_name=u"src", + pkt_offset=u"IP.src" + ), + 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. + + :return: Traffic streams. + :rtype: Object + """ + return TrafficStreams() |