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86 lines
2.6 KiB
Bash
86 lines
2.6 KiB
Bash
#
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# SPDX-License-Identifier: BSD-2-Clause
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#
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# Copyright (c) 2023 Rubicon Communications, LLC (Netgate)
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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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. $(atf_get_srcdir)/utils.subr
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common_dir=$(atf_get_srcdir)/../common
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atf_test_case "malformed" "cleanup"
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malformed_head()
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{
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atf_set descr 'Test that we do not log malformed packets as passing'
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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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malformed_body()
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{
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pflog_init
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epair=$(vnet_mkepair)
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vnet_mkjail srv ${epair}b
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jexec srv ifconfig ${epair}b 192.0.2.1/24 up
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vnet_mkjail cl ${epair}a
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jexec cl ifconfig ${epair}a 192.0.2.2/24 up
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jexec cl pfctl -e
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jexec cl ifconfig pflog0 up
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pft_set_rules cl \
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"pass log keep state"
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# Not required, but the 'pf: dropping packet with ip options' kernel log can
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# help when debugging the test.
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jexec cl pfctl -x loud
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jexec cl tcpdump -n -e -ttt --immediate-mode -l -U -i pflog0 >> pflog.txt &
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sleep 1 # Wait for tcpdump to start
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# Sanity check
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atf_check -s exit:0 -o ignore \
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jexec srv ping -c 1 192.0.2.2
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jexec srv ${common_dir}/pft_ping.py \
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--sendif ${epair}b \
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--to 192.0.2.2 \
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--send-nop \
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--recvif ${epair}b
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atf_check -o match:".*rule 0/8\(ip-option\): block in on ${epair}a: 192.0.2.1 > 192.0.2.2: ICMP echo request.*" \
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cat pflog.txt
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}
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malformed_cleanup()
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{
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pft_cleanup
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}
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atf_init_test_cases()
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{
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atf_add_test_case "malformed"
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}
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