vpp/test/test_stats_client.py

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VPP-1486: Unittest for stat segment file descriptor leak. Verifies: https://gerrit.fd.io/r/#/c/18167/ Before patch: ============================================================================== Test Stats Client ============================================================================== Test file descriptor count - VPP-1486 FAIL [ temp dir used by test case: /tmp/vpp-unittest-StatsClientTestCase-EAp0e7 ] ============================================================================== FAIL: Test file descriptor count - VPP-1486 ------------------------------------------------------------------------------ Traceback (most recent call last): File "/vpp/test/test_stats_client.py", line 39, in test_client_fd_leak initial_fds, ending_fds)) AssertionError: initial client side file descriptor count: 20 is not equal to ending client side file descriptor count: 120 04:55:38,038 Symlink to failed testcase directory: /tmp/vpp-failed-unittests/vpp-unittest-StatsClientTestCase-EAp0e7-FAILED -> vpp-unittest-StatsClientTestCase-EAp0e7 ============================================================================== TEST RESULTS: Scheduled tests: 1 Executed tests: 1 Passed tests: 0 Failures: 1 FAILURES AND ERRORS IN TESTS: Testcase name: Test Stats Client FAILURE: Test file descriptor count - VPP-1486 [test_stats_client.StatsClientTestCase.test_client_fd_leak] ============================================================================= After patch: ============================================================================== Test Stats Client ============================================================================== Test file descriptor count - VPP-1486 OK ============================================================================== TEST RESULTS: Scheduled tests: 1 Executed tests: 1 Passed tests: 1 ============================================================================== Test run was successful Change-Id: I055e473ecf0566ebfbfbadd58ec6eaf11fc77d68 Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
2019-03-11 05:04:12 -07:00
#!/usr/bin/env python2.7
import unittest
import time
VPP-1486: Unittest for stat segment file descriptor leak. Verifies: https://gerrit.fd.io/r/#/c/18167/ Before patch: ============================================================================== Test Stats Client ============================================================================== Test file descriptor count - VPP-1486 FAIL [ temp dir used by test case: /tmp/vpp-unittest-StatsClientTestCase-EAp0e7 ] ============================================================================== FAIL: Test file descriptor count - VPP-1486 ------------------------------------------------------------------------------ Traceback (most recent call last): File "/vpp/test/test_stats_client.py", line 39, in test_client_fd_leak initial_fds, ending_fds)) AssertionError: initial client side file descriptor count: 20 is not equal to ending client side file descriptor count: 120 04:55:38,038 Symlink to failed testcase directory: /tmp/vpp-failed-unittests/vpp-unittest-StatsClientTestCase-EAp0e7-FAILED -> vpp-unittest-StatsClientTestCase-EAp0e7 ============================================================================== TEST RESULTS: Scheduled tests: 1 Executed tests: 1 Passed tests: 0 Failures: 1 FAILURES AND ERRORS IN TESTS: Testcase name: Test Stats Client FAILURE: Test file descriptor count - VPP-1486 [test_stats_client.StatsClientTestCase.test_client_fd_leak] ============================================================================= After patch: ============================================================================== Test Stats Client ============================================================================== Test file descriptor count - VPP-1486 OK ============================================================================== TEST RESULTS: Scheduled tests: 1 Executed tests: 1 Passed tests: 1 ============================================================================== Test run was successful Change-Id: I055e473ecf0566ebfbfbadd58ec6eaf11fc77d68 Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
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import psutil
from vpp_papi.vpp_stats import VPPStats
from framework import VppTestCase, VppTestRunner
class StatsClientTestCase(VppTestCase):
"""Test Stats Client"""
@classmethod
def setUpClass(cls):
super(StatsClientTestCase, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(StatsClientTestCase, cls).tearDownClass()
def test_set_errors(self):
"""Test set errors"""
self.assertEqual(self.statistics.set_errors(), {})
self.assertEqual(self.statistics.get_counter('/err/ethernet-input/no'),
[0])
VPP-1486: Unittest for stat segment file descriptor leak. Verifies: https://gerrit.fd.io/r/#/c/18167/ Before patch: ============================================================================== Test Stats Client ============================================================================== Test file descriptor count - VPP-1486 FAIL [ temp dir used by test case: /tmp/vpp-unittest-StatsClientTestCase-EAp0e7 ] ============================================================================== FAIL: Test file descriptor count - VPP-1486 ------------------------------------------------------------------------------ Traceback (most recent call last): File "/vpp/test/test_stats_client.py", line 39, in test_client_fd_leak initial_fds, ending_fds)) AssertionError: initial client side file descriptor count: 20 is not equal to ending client side file descriptor count: 120 04:55:38,038 Symlink to failed testcase directory: /tmp/vpp-failed-unittests/vpp-unittest-StatsClientTestCase-EAp0e7-FAILED -> vpp-unittest-StatsClientTestCase-EAp0e7 ============================================================================== TEST RESULTS: Scheduled tests: 1 Executed tests: 1 Passed tests: 0 Failures: 1 FAILURES AND ERRORS IN TESTS: Testcase name: Test Stats Client FAILURE: Test file descriptor count - VPP-1486 [test_stats_client.StatsClientTestCase.test_client_fd_leak] ============================================================================= After patch: ============================================================================== Test Stats Client ============================================================================== Test file descriptor count - VPP-1486 OK ============================================================================== TEST RESULTS: Scheduled tests: 1 Executed tests: 1 Passed tests: 1 ============================================================================== Test run was successful Change-Id: I055e473ecf0566ebfbfbadd58ec6eaf11fc77d68 Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
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def test_client_fd_leak(self):
"""Test file descriptor count - VPP-1486"""
cls = self.__class__
p = psutil.Process()
initial_fds = p.num_fds()
for _ in range(100):
stats = VPPStats(socketname=cls.stats_sock)
stats.disconnect()
ending_fds = p.num_fds()
self.assertEqual(initial_fds, ending_fds,
"initial client side file descriptor count: %s "
"is not equal to "
"ending client side file descriptor count: %s" % (
initial_fds, ending_fds))
@unittest.skip("Manual only")
def test_mem_leak(self):
def loop():
print('Running loop')
for i in range(50):
rv = self.vapi.papi.tap_create_v2(id=i, use_random_mac=1)
self.assertEqual(rv.retval, 0)
rv = self.vapi.papi.tap_delete_v2(sw_if_index=rv.sw_if_index)
self.assertEqual(rv.retval, 0)
before = self.statistics.get_counter('/mem/statseg/used')
loop()
self.vapi.cli("memory-trace on stats-segment")
for j in range(100):
loop()
print(self.vapi.cli("show memory stats-segment verbose"))
print('AFTER', before,
self.statistics.get_counter('/mem/statseg/used'))
VPP-1486: Unittest for stat segment file descriptor leak. Verifies: https://gerrit.fd.io/r/#/c/18167/ Before patch: ============================================================================== Test Stats Client ============================================================================== Test file descriptor count - VPP-1486 FAIL [ temp dir used by test case: /tmp/vpp-unittest-StatsClientTestCase-EAp0e7 ] ============================================================================== FAIL: Test file descriptor count - VPP-1486 ------------------------------------------------------------------------------ Traceback (most recent call last): File "/vpp/test/test_stats_client.py", line 39, in test_client_fd_leak initial_fds, ending_fds)) AssertionError: initial client side file descriptor count: 20 is not equal to ending client side file descriptor count: 120 04:55:38,038 Symlink to failed testcase directory: /tmp/vpp-failed-unittests/vpp-unittest-StatsClientTestCase-EAp0e7-FAILED -> vpp-unittest-StatsClientTestCase-EAp0e7 ============================================================================== TEST RESULTS: Scheduled tests: 1 Executed tests: 1 Passed tests: 0 Failures: 1 FAILURES AND ERRORS IN TESTS: Testcase name: Test Stats Client FAILURE: Test file descriptor count - VPP-1486 [test_stats_client.StatsClientTestCase.test_client_fd_leak] ============================================================================= After patch: ============================================================================== Test Stats Client ============================================================================== Test file descriptor count - VPP-1486 OK ============================================================================== TEST RESULTS: Scheduled tests: 1 Executed tests: 1 Passed tests: 1 ============================================================================== Test run was successful Change-Id: I055e473ecf0566ebfbfbadd58ec6eaf11fc77d68 Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
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if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)