1 # Copyright (c) 2021 Cisco and/or its affiliates.
3 # SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
5 # Licensed under the Apache License 2.0 or
6 # GNU General Public License v2.0 or later; you may not use this file
7 # except in compliance with one of these Licenses. You
8 # may obtain a copy of the Licenses at:
10 # http://www.apache.org/licenses/LICENSE-2.0
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13 # Note: If this file is linked with Scapy, which is GPLv2+, your use of it
14 # must be under GPLv2+. If at any point in the future it is no longer linked
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19 # distributed under the License is distributed on an "AS IS" BASIS,
20 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
21 # See the License for the specific language governing permissions and
22 # limitations under the License.
24 """Stream profile for T-rex traffic generator.
27 - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
30 - Source IP address range: 10.0.0.1
31 - Destination IP address range: 20.0.0.0 - 20.0.0.3
34 from trex.stl.api import *
35 from profile_trex_stateless_base_class import TrafficStreamsBaseClass
38 class TrafficStreams(TrafficStreamsBaseClass):
42 """Initialization and setting of streams' parameters."""
44 super(TrafficStreamsBaseClass, self).__init__()
46 # IPs used in packet headers.
47 self.p1_src_start_ip = u"10.0.0.1"
48 self.p1_dst_start_ip = u"20.0.0.0"
49 self.p1_dst_end_ip = u"20.0.0.3"
51 def define_packets(self):
52 """Defines the packets to be sent from the traffic generator.
54 Packet definition: | ETH | IP |
56 :returns: Packets to be sent from the traffic generator.
64 src=self.p1_src_start_ip,
65 dst=self.p1_dst_start_ip,
79 min_value=self.p1_dst_start_ip,
80 max_value=self.p1_dst_end_ip,
96 return base_pkt_a, base_pkt_b, vm1, vm2
100 """Register this traffic profile to T-rex.
102 Do not change this function.
104 :return: Traffic streams.
107 return TrafficStreams()