vpp/test/test_pcap.py
Dave Barach 6d6711b5f0 vlib: pcap rx/tx/dispatch trace test
Mainly intended to improve code coverage, but since the test only runs
for 0.3 seconds we might as well run it all the time.

Type: test

Signed-off-by: Dave Barach <dave@barachs.net>
Change-Id: Icfd0f4dbcdbf76abbaa12e16cee1136413c8ae2e
2020-04-27 15:07:59 +00:00

90 lines
3.1 KiB
Python

#!/usr/bin/env python3
import unittest
from framework import VppTestCase, VppTestRunner, running_gcov_tests
from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath
from os import path, remove
class TestPcap(VppTestCase):
""" Pcap Unit Test Cases """
@classmethod
def setUpClass(cls):
super(TestPcap, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(TestPcap, cls).tearDownClass()
def setUp(self):
super(TestPcap, self).setUp()
def tearDown(self):
super(TestPcap, self).tearDown()
# This is a code coverage test, but it only runs for 0.3 seconds
# might as well just run it...
def test_pcap_unittest(self):
""" PCAP Capture Tests """
cmds = ["loop create",
"set int ip address loop0 11.22.33.1/24",
"set int state loop0 up",
"loop create",
"set int ip address loop1 11.22.34.1/24",
"set int state loop1 up",
"set ip neighbor loop1 11.22.34.44 03:00:11:22:34:44",
"packet-generator new {\n"
" name s0\n"
" limit 10\n"
" size 128-128\n"
" interface loop0\n"
" tx-interface loop1\n"
" node loop1-output\n"
" buffer-flags ip4 offload-ip-cksum offload-udp-cksum\n"
" data {\n"
" IP4: 1.2.3 -> dead.0000.0001\n"
" UDP: 11.22.33.44 -> 11.22.34.44\n"
" ttl 2 checksum 13\n"
" UDP: 1234 -> 2345\n"
" checksum 11\n"
" incrementing 114\n"
" }\n"
"}",
"pcap dispatch trace on max 100 buffer-trace pg-input 10",
"pa en",
"pcap dispatch trace off",
"pcap trace rx tx max 1000 intfc any",
"pa en",
"pcap trace status",
"pcap trace rx tx off",
"classify filter pcap mask l3 ip4 src "
"match l3 ip4 src 11.22.33.44",
"pcap trace rx tx max 1000 intfc any file filt.pcap filter",
"show cla t verbose 2",
"show cla t verbose",
"show cla t",
"pa en",
"pcap trace rx tx off",
"classify filter pcap del mask l3 ip4 src "
"match l3 ip4 src 11.22.33.44"]
for cmd in cmds:
r = self.vapi.cli_return_response(cmd)
if r.retval != 0:
if hasattr(r, 'reply'):
self.logger.info(cmd + " FAIL reply " + r.reply)
else:
self.logger.info(cmd + " FAIL retval " + str(r.retval))
self.assertTrue(path.exists('/tmp/dispatch.pcap'))
self.assertTrue(path.exists('/tmp/rxtx.pcap'))
self.assertTrue(path.exists('/tmp/filt.pcap'))
os.remove('/tmp/dispatch.pcap')
os.remove('/tmp/rxtx.pcap')
os.remove('/tmp/filt.pcap')
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)