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f21d32079f
Remove mentions of fragmentation tests from extension header test. Remove setting an MTU > IF_MAXMTU from the test cases to avoid warnings; this was only possible in a local research tree. MFC after: 2 weeks Sponsored by: Netflix
122 lines
3.1 KiB
Text
122 lines
3.1 KiB
Text
# $FreeBSD$
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#-
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# SPDX-License-Identifier: BSD-2-Clause
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#
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# Copyright (c) 2019 Netflix, Inc.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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. $(atf_get_srcdir)/../../common/vnet.subr
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frag6_head()
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{
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atf_set descr 'Test IPv6 fragmentation code'
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atf_set require.user root
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atf_set require.progs scapy
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}
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frag6_body()
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{
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ids=${1:="65533"}
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shift
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id=`printf "%x" ${ids}`
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if [ $$ -gt 65535 ]; then
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xl=`printf "%x" $(($$ - 65535))`
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yl="1"
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else
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xl=`printf "%x" $$`
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yl=""
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fi
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vnet_init
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ip6a="2001:db8:6666:6666:${yl}:${id}:1:${xl}"
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ip6b="2001:db8:6666:6666:${yl}:${id}:2:${xl}"
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epair=$(vnet_mkepair)
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ifconfig ${epair}a up
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ifconfig ${epair}a inet6 ${ip6a}/64
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jname="v6t-${id}-${yl}-${xl}"
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vnet_mkjail ${jname} ${epair}b
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jexec ${jname} ifconfig ${epair}b up
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jexec ${jname} ifconfig ${epair}b inet6 ${ip6b}/64
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# Let IPv6 ND do its thing.
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#ping6 -q -c 1 ff02::1%${epair}a
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#ping6 -q -c 1 ${ip6b}
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sleep 3
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# We need to try to make sure all expiry happened, otherwise there might
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# be global fragments queued. (This still does not rule out that there
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# are no other fragments queued anywhere else in the system).
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i=0
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while test $i -lt 60; do
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nf=`sysctl -n net.inet6.ip6.frag6_nfrags`
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case ${nf} in
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0) break ;;
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esac
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sleep 1
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i=$((i + 1))
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done
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case ${nf} in
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0) ;;
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*) atf_fail "Global frag6_nfrags count is not zero but ${nf}" ;;
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esac
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pretestf=$2
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case "${pretestf}" in
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"") ;;
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[A-Za-z0-9_]*)
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eval ${pretestf} "${jname}" "${epair}b"
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;;
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esac
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# Clear statistics.
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jexec ${jname} netstat -z -s > /dev/null
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# Run fragment tests.
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pyname=$(atf_get ident)
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pyname=${pyname%*_[0-9]}
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atf_check -s exit:0 $(atf_get_srcdir)/${pyname}.py \
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--sendif ${epair}a \
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--recvif ${epair}a \
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--src ${ip6a} \
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--to ${ip6b}
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checkf=$1
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case "${checkf}" in
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"") ;;
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[A-Za-z0-9_]*)
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eval ${checkf} "${jname}" "${epair}b"
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;;
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esac
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}
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frag6_cleanup()
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{
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vnet_cleanup
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}
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# end
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