1 files changed, 132 insertions, 0 deletions
diff --git a/tests/sys/netpfil/pf/once.sh b/tests/sys/netpfil/pf/once.sh
new file mode 100644
index 000000000000..54dbb030dbe6
--- /dev/null
+++ b/tests/sys/netpfil/pf/once.sh
@@ -0,0 +1,132 @@
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+# Copyright (c) 2025 Rubicon Communications, LLC (Netgate)
+#
+# 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.
+
+. $(atf_get_srcdir)/utils.subr
+
+atf_test_case "basic" "cleanup"
+basic_head()
+{
+	atf_set descr 'Basic one shot rule test'
+	atf_set require.user root
+}
+
+basic_body()
+{
+	pft_init
+
+	epair=$(vnet_mkepair)
+
+	vnet_mkjail alcatraz ${epair}a
+	jexec alcatraz ifconfig ${epair}a 192.0.2.1/24 up
+
+	ifconfig ${epair}b 192.0.2.2/24 up
+
+	# Sanity checks
+	atf_check -s exit:0 -o ignore \
+	    ping -c 1 192.0.2.1
+
+	jexec alcatraz pfctl -e
+	pft_set_rules alcatraz \
+	    "block" \
+	    "pass in from 192.0.2.2 once"
+
+	# First once succeeds
+	atf_check -s exit:0 -o ignore \
+	    ping -c 3 192.0.2.1
+
+	# Check for '# expired'
+	atf_check -s exit:0 -e ignore \
+	    -o match:'pass in inet from 192.0.2.2 to any flags S/SA keep state once # expired' \
+	    jexec alcatraz pfctl -sr -vv
+
+	# The second one does not
+	atf_check -s exit:2 -o ignore \
+	    ping -c 3 192.0.2.1
+
+	# Flush states, still shouldn't work
+	jexec alcatraz pfctl -Fs
+	atf_check -s exit:2 -o ignore \
+	    ping -c 3 192.0.2.1
+}
+
+basic_cleanup()
+{
+	pft_cleanup
+}
+
+atf_test_case "anchor" "cleanup"
+anchor_head()
+{
+	atf_set descr 'Test one shot rule in anchors'
+	atf_set require.user root
+}
+
+anchor_body()
+{
+	pft_init
+	epair=$(vnet_mkepair)
+
+	vnet_mkjail alcatraz ${epair}a
+	jexec alcatraz ifconfig ${epair}a 192.0.2.1/24 up
+
+	ifconfig ${epair}b 192.0.2.2/24 up
+
+	# Sanity checks
+	atf_check -s exit:0 -o ignore \
+	    ping -c 1 192.0.2.1
+
+	jexec alcatraz pfctl -e
+	pft_set_rules alcatraz \
+	    "block" \
+	    "anchor \"once\" {\n
+	        pass in from 192.0.2.2 once\n
+	    }"
+
+	# First once succeeds
+	atf_check -s exit:0 -o ignore \
+	    ping -c 3 192.0.2.1
+
+	# Check for '# expired'
+	jexec alcatraz pfctl -sr -vv -a "*"
+	atf_check -s exit:0 -e ignore \
+	    -o match:'pass in inet from 192.0.2.2 to any flags S/SA keep state once # expired' \
+	    jexec alcatraz pfctl -sr -vv -a "*"
+
+	# The second one does not
+	atf_check -s exit:2 -o ignore \
+	    ping -c 3 192.0.2.1
+}
+
+anchor_cleanup()
+{
+	pft_cleanup
+}
+
+atf_init_test_cases()
+{
+	atf_add_test_case "basic"
+	atf_add_test_case "anchor"
+}