diff options
Diffstat (limited to 'tools/regression/net/if_tap/test-tap.sh')
| -rw-r--r-- | tools/regression/net/if_tap/test-tap.sh | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/tools/regression/net/if_tap/test-tap.sh b/tools/regression/net/if_tap/test-tap.sh new file mode 100644 index 0000000..3721556 --- /dev/null +++ b/tools/regression/net/if_tap/test-tap.sh @@ -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 |
