157718be8SEnji Cooper# $NetBSD: t_vnode_leak.sh,v 1.6 2010/11/07 17:51:18 jmmv Exp $ 257718be8SEnji Cooper# 357718be8SEnji Cooper# Copyright (c) 2005, 2006, 2007, 2008 The NetBSD Foundation, Inc. 457718be8SEnji Cooper# All rights reserved. 557718be8SEnji Cooper# 657718be8SEnji Cooper# Redistribution and use in source and binary forms, with or without 757718be8SEnji Cooper# modification, are permitted provided that the following conditions 857718be8SEnji Cooper# are met: 957718be8SEnji Cooper# 1. Redistributions of source code must retain the above copyright 1057718be8SEnji Cooper# notice, this list of conditions and the following disclaimer. 1157718be8SEnji Cooper# 2. Redistributions in binary form must reproduce the above copyright 1257718be8SEnji Cooper# notice, this list of conditions and the following disclaimer in the 1357718be8SEnji Cooper# documentation and/or other materials provided with the distribution. 1457718be8SEnji Cooper# 1557718be8SEnji Cooper# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 1657718be8SEnji Cooper# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 1757718be8SEnji Cooper# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 1857718be8SEnji Cooper# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 1957718be8SEnji Cooper# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 2057718be8SEnji Cooper# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 2157718be8SEnji Cooper# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2257718be8SEnji Cooper# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2357718be8SEnji Cooper# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 2457718be8SEnji Cooper# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 2557718be8SEnji Cooper# POSSIBILITY OF SUCH DAMAGE. 2657718be8SEnji Cooper# 2757718be8SEnji Cooper 2857718be8SEnji Cooperatf_test_case main cleanup 2957718be8SEnji Coopermain_head() { 3057718be8SEnji Cooper atf_set "descr" "Verifies that vnodes are not leaked and that" \ 3157718be8SEnji Cooper "their reclaim operation works as expected: i.e.," \ 3257718be8SEnji Cooper "when all free vnodes are exhausted, unused ones" \ 3357718be8SEnji Cooper "have to be recycled, which is what the reclaim" \ 3457718be8SEnji Cooper "operation does." 3557718be8SEnji Cooper atf_set "require.user" "root" 3657718be8SEnji Cooper} 3757718be8SEnji Coopermain_body() { 3857718be8SEnji Cooper echo "Lowering kern.maxvnodes to 2000" 39*d3de0623SEnji Cooper # Begin FreeBSD 40*d3de0623SEnji Cooper if true; then 41*d3de0623SEnji Cooper sysctl -n kern.maxvnodes > oldvnodes 42*d3de0623SEnji Cooper else 43*d3de0623SEnji Cooper # End FreeBSD 4457718be8SEnji Cooper sysctl kern.maxvnodes | awk '{ print $3; }' >oldvnodes 45*d3de0623SEnji Cooper # Begin FreeBSD 46*d3de0623SEnji Cooper fi 47*d3de0623SEnji Cooper # End FreeBSD 4857718be8SEnji Cooper atf_check -s eq:0 -o ignore -e empty sysctl -w kern.maxvnodes=2000 4957718be8SEnji Cooper 5057718be8SEnji Cooper test_mount -o -s$(((4000 + 2) * 4096)) 5157718be8SEnji Cooper echo "Creating 4000 directories" 5257718be8SEnji Cooper for f in $(jot 4000); do 5357718be8SEnji Cooper mkdir ${f} 5457718be8SEnji Cooper done 5557718be8SEnji Cooper test_unmount 5657718be8SEnji Cooper} 5757718be8SEnji Coopermain_cleanup() { 5857718be8SEnji Cooper oldvnodes=$(cat oldvnodes) 5957718be8SEnji Cooper echo "Restoring kern.maxvnodes to ${oldvnodes}" 6057718be8SEnji Cooper sysctl -w kern.maxvnodes=${oldvnodes} 6157718be8SEnji Cooper} 6257718be8SEnji Cooper 6357718be8SEnji Cooperatf_init_test_cases() { 6457718be8SEnji Cooper . $(atf_get_srcdir)/../h_funcs.subr 6557718be8SEnji Cooper . $(atf_get_srcdir)/h_funcs.subr 6657718be8SEnji Cooper 6757718be8SEnji Cooper atf_add_test_case main 6857718be8SEnji Cooper} 69