Date: Wed, 26 Sep 2012 00:25:10 +0000 (UTC) From: Ed Maste <emaste@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r240944 - in head/tools/regression/net: . if_tap Message-ID: <201209260025.q8Q0PAp0021186@svn.freebsd.org>
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Author: emaste Date: Wed Sep 26 00:25:09 2012 New Revision: 240944 URL: http://svn.freebsd.org/changeset/base/240944 Log: Add regression test for kern/172075. Sponsored by: ADARA Networks PR: kern/172075 Added: head/tools/regression/net/ head/tools/regression/net/if_tap/ head/tools/regression/net/if_tap/test-tap.sh (contents, props changed) Added: head/tools/regression/net/if_tap/test-tap.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/tools/regression/net/if_tap/test-tap.sh Wed Sep 26 00:25:09 2012 (r240944) @@ -0,0 +1,59 @@ +#!/bin/sh + +# Copyright (C) 2012 ADARA Networks. All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# +# $FreeBSD$ + +tap_exists() +{ + ls -1 /dev | grep -q "$1" +} + +if [ $(id -u) -ne 0 ]; then + echo "Must be root" >&2 + exit 1 +fi + +set -e + +# Base case create & destroy +tap=$(ifconfig tap create) +tap_exists $tap +ifconfig $tap destroy +! tap_exists $tap + +# kern/172075: INVARIANTS kernel panicked when destroying an in-use tap(4) +# Fixed in HEAD r240938. +tap=$(ifconfig tap create) +tap_exists $tap +cat /dev/$tap > /dev/null & +catpid=$! +sleep 0.1 +ifconfig $tap destroy & +sleep 0.1 +kill $catpid +! tap_exists $tap + +echo PASS +exit 0
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