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25 """Stream profile for T-rex traffic generator.
28 - Two streams sent in directions 0 --> 1 and 1 --> 0 at the same time.
29 - Packet: ETH / IPv6 /
31 - Source IP address range: 2001:1::1
32 - Destination IP address range: 2001:2::0 - 2001:2::7:a11f
34 - Source IP address range: 2001:2::1
35 - Destination IP address range: 2001:1::0 - 2001:1::7:a11f
38 from trex.stl.api import *
39 from profile_trex_stateless_base_class import TrafficStreamsBaseClass
42 class TrafficStreams(TrafficStreamsBaseClass):
46 """Initialization and setting of streams' parameters."""
48 super(TrafficStreamsBaseClass, self).__init__()
50 # IPs used in packet headers.
51 self.p1_src_start_ip = u"2001:1::1"
52 self.p1_dst_start_ip = u"2001:2::0"
53 self.p1_dst_end_ip = u"2001:2::7:a11f"
55 self.p2_src_start_ip = u"2001:2::1"
56 self.p2_dst_start_ip = u"2001:1::0"
57 self.p2_dst_end_ip = u"2001:1::7:a11f"
59 def define_packets(self):
60 """Defines the packets to be sent from the traffic generator.
62 Packet definition: | ETH | IPv6 |
64 :returns: Packets to be sent from the traffic generator.
68 base_p1, count_p1 = self._get_start_end_ipv6(
72 base_p2, count_p2 = self._get_start_end_ipv6(
81 src=self.p1_src_start_ip,
82 dst=self.p1_dst_start_ip
89 src=self.p2_src_start_ip,
90 dst=self.p2_dst_start_ip
100 max_value=base_p1 + count_p1,
106 pkt_offset=u"IPv6.dst",
117 max_value=base_p2 + count_p2,
123 pkt_offset=u"IPv6.dst",
129 return base_pkt_a, base_pkt_b, vm1, vm2
133 """Register this traffic profile to T-rex.
135 Do not change this function.
137 :return: Traffic streams.
140 return TrafficStreams()