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Index: tests/sys/netpfil/pf/ether.sh
===================================================================
--- tests/sys/netpfil/pf/ether.sh
+++ tests/sys/netpfil/pf/ether.sh
@@ -133,8 +133,83 @@
pft_cleanup
}
+atf_test_case "captive" "cleanup"
+captive_head()
+{
+ atf_set descr 'Test a basic captive portal-like setup'
+ atf_set require.user root
+}
+
+captive_body()
+{
+ # Host is client, jail 'gw' is the captive portal gateway, jail 'srv'
+ # is a random (web)server. We use the echo protocol rather than http
+ # for the test, because that's easier.
+ pft_init
+
+ epair_gw=$(vnet_mkepair)
+ epair_srv=$(vnet_mkepair)
+ epair_gw_a_mac=$(ifconfig ${epair_gw}a ether | awk '/ether/ { print $2; }')
+
+ vnet_mkjail gw ${epair_gw}b ${epair_srv}a
+ vnet_mkjail srv ${epair_srv}b
+
+ ifconfig ${epair_gw}a 192.0.2.2/24 up
+ route add -net 198.51.100.0/24 192.0.2.1
+ jexec gw ifconfig ${epair_gw}b 192.0.2.1/24 up
+ jexec gw ifconfig lo0 127.0.0.1/8 up
+ jexec gw sysctl net.inet.ip.forwarding=1
+
+ jexec gw ifconfig ${epair_srv}a 198.51.100.1/24 up
+ jexec srv ifconfig ${epair_srv}b 198.51.100.2/24 up
+ jexec srv route add -net 192.0.2.0/24 198.51.100.1
+
+ # Sanity check
+ atf_check -s exit:0 -o ignore ping -c 1 -t 1 198.51.100.2
+
+ pft_set_rules gw \
+ "ether pass quick proto 0x0806" \
+ "ether pass tag captive" \
+ "rdr on ${epair_gw}b proto tcp to port echo tagged captive -> 127.0.0.1 port echo"
+ jexec gw pfctl -e
+
+ # ICMP should still work, because we don't redirect it.
+ atf_check -s exit:0 -o ignore ping -c 1 -t 1 198.51.100.2
+
+ # Run the echo server only on the gw, so we know we've redirectly
+ # correctly if we get an echo message.
+ jexec gw /usr/sbin/inetd $(atf_get_srcdir)/echo_inetd.conf
+
+ # Confirm that we're getting redirected
+ atf_check -s exit:0 -o match:"^foo$" -x "echo foo | nc -N 198.51.100.2 7"
+
+ jexec gw killall inetd
+
+ # Now pretend we've authenticated, so add the client's MAC address
+ pft_set_rules gw \
+ "ether pass quick proto 0x0806" \
+ "ether pass quick from ${epair_gw_a_mac}" \
+ "ether pass tag captive" \
+ "rdr on ${epair_gw}b proto tcp to port echo tagged captive -> 127.0.0.1 port echo"
+
+ # No redirect, so failure.
+ atf_check -s exit:1 -x "echo foo | nc -N 198.51.100.2 7"
+
+ # Start a server in srv
+ jexec srv /usr/sbin/inetd $(atf_get_srcdir)/echo_inetd.conf
+
+ # And now we can talk to that one.
+ atf_check -s exit:0 -o match:"^foo$" -x "echo foo | nc -N 198.51.100.2 7"
+}
+
+captive_cleanup()
+{
+ pft_cleanup
+}
+
atf_init_test_cases()
{
atf_add_test_case "mac"
atf_add_test_case "proto"
+ atf_add_test_case "captive"
}

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