2.37. test_span module¶

class test_span.TestSpan(methodName='runTest')¶

Bases: framework.VppTestCase

SPAN Test Case

create_host_lists(count)¶

Method to create required number of MAC and IPv4 addresses. Create required number of host MAC addresses and distribute them among interfaces. Create host IPv4 address for every host MAC address too.

Parameters:	count – Number of hosts to create MAC and IPv4 addresses for.

create_stream(src_if, packet_sizes)¶

hosts_nr = 10¶

pkts_per_burst = 257¶

setUp()¶

classmethod setUpClass()¶

tearDown()¶

test_span()¶

SPAN test

Test scenario:

config 3 interfaces, pg0 l2xconnected with pg1
sending l2 eth packets between 2 interfaces (pg0, pg1) and mirrored to pg2 64B, 512B, 1518B, 9018B (ether_size) burst of packets per interface

verify_capture(dst_if, capture_pg1, capture_pg2)¶