xref: /freebsd/tests/sys/netpfil/pf/once.sh (revision 2c53e251601c1fcd558f42a16f6030ba75b7e8df)
1#
2# SPDX-License-Identifier: BSD-2-Clause
3#
4# Copyright (c) 2025 Rubicon Communications, LLC (Netgate)
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
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14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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25# SUCH DAMAGE.
26
27. $(atf_get_srcdir)/utils.subr
28
29atf_test_case "basic" "cleanup"
30basic_head()
31{
32	atf_set descr 'Basic one shot rule test'
33	atf_set require.user root
34}
35
36basic_body()
37{
38	pft_init
39
40	epair=$(vnet_mkepair)
41
42	vnet_mkjail alcatraz ${epair}a
43	jexec alcatraz ifconfig ${epair}a 192.0.2.1/24 up
44
45	ifconfig ${epair}b 192.0.2.2/24 up
46
47	# Sanity checks
48	atf_check -s exit:0 -o ignore \
49	    ping -c 1 192.0.2.1
50
51	jexec alcatraz pfctl -e
52	pft_set_rules alcatraz \
53	    "block" \
54	    "pass in from 192.0.2.2 once"
55
56	# First once succeeds
57	atf_check -s exit:0 -o ignore \
58	    ping -c 3 192.0.2.1
59
60	# Check for '# expired'
61	atf_check -s exit:0 -e ignore \
62	    -o match:'pass in inet from 192.0.2.2 to any flags S/SA keep state once # expired' \
63	    jexec alcatraz pfctl -sr -vv
64
65	# The second one does not
66	atf_check -s exit:2 -o ignore \
67	    ping -c 3 192.0.2.1
68
69	# Flush states, still shouldn't work
70	jexec alcatraz pfctl -Fs
71	atf_check -s exit:2 -o ignore \
72	    ping -c 3 192.0.2.1
73}
74
75basic_cleanup()
76{
77	pft_cleanup
78}
79
80atf_test_case "anchor" "cleanup"
81anchor_head()
82{
83	atf_set descr 'Test one shot rule in anchors'
84	atf_set require.user root
85}
86
87anchor_body()
88{
89	pft_init
90	epair=$(vnet_mkepair)
91
92	vnet_mkjail alcatraz ${epair}a
93	jexec alcatraz ifconfig ${epair}a 192.0.2.1/24 up
94
95	ifconfig ${epair}b 192.0.2.2/24 up
96
97	# Sanity checks
98	atf_check -s exit:0 -o ignore \
99	    ping -c 1 192.0.2.1
100
101	jexec alcatraz pfctl -e
102	pft_set_rules alcatraz \
103	    "block" \
104	    "anchor \"once\" {\n
105	        pass in from 192.0.2.2 once\n
106	    }"
107
108	# First once succeeds
109	atf_check -s exit:0 -o ignore \
110	    ping -c 3 192.0.2.1
111
112	# Check for '# expired'
113	jexec alcatraz pfctl -sr -vv -a "*"
114	atf_check -s exit:0 -e ignore \
115	    -o match:'pass in inet from 192.0.2.2 to any flags S/SA keep state once # expired' \
116	    jexec alcatraz pfctl -sr -vv -a "*"
117
118	# The second one does not
119	atf_check -s exit:2 -o ignore \
120	    ping -c 3 192.0.2.1
121}
122
123anchor_cleanup()
124{
125	pft_cleanup
126}
127
128atf_init_test_cases()
129{
130	atf_add_test_case "basic"
131	atf_add_test_case "anchor"
132}
133