The branch main has been updated by kp:
URL:
https://cgit.FreeBSD.org/src/commit/?id=4ee0f6d87452d156a588ea23b016203dcc7ec6ad
commit 4ee0f6d87452d156a588ea23b016203dcc7ec6ad
Author: Kristof Provost <k...@freebsd.org>
AuthorDate: 2021-10-26 08:56:30 +0000
Commit: Kristof Provost <k...@freebsd.org>
CommitDate: 2021-10-28 08:41:17 +0000
netpfil tests: dummynet+NAT test for pf
Ensure that NAT still works as expected when combined with dummynet.
MFC after: 3 weeks
Sponsored by: Rubicon Communications, LLC ("Netgate")
Differential Revision: https://reviews.freebsd.org/D32666
---
tests/sys/netpfil/common/dummynet.sh | 46 ++++++++++++++++++++++++++++++++++++
1 file changed, 46 insertions(+)
diff --git a/tests/sys/netpfil/common/dummynet.sh
b/tests/sys/netpfil/common/dummynet.sh
index 644b36516b5a..448bb79a46f9 100644
--- a/tests/sys/netpfil/common/dummynet.sh
+++ b/tests/sys/netpfil/common/dummynet.sh
@@ -329,6 +329,50 @@ queue_v6_cleanup()
firewall_cleanup $1
}
+nat_head()
+{
+ atf_set descr 'Basic dummynet + NAT test'
+ atf_set require.user root
+}
+
+nat_body()
+{
+ fw=$1
+ firewall_init $fw
+ dummynet_init $fw
+ nat_init $fw
+
+ epair=$(vnet_mkepair)
+ epair_two=$(vnet_mkepair)
+
+ ifconfig ${epair}a 192.0.2.2/24 up
+ route add -net 198.51.100.0/24 192.0.2.1
+
+ vnet_mkjail gw ${epair}b ${epair_two}a
+ jexec gw ifconfig ${epair}b 192.0.2.1/24 up
+ jexec gw ifconfig ${epair_two}a 198.51.100.1/24 up
+ jexec gw sysctl net.inet.ip.forwarding=1
+
+ vnet_mkjail srv ${epair_two}b
+ jexec srv ifconfig ${epair_two}b 198.51.100.2/24 up
+
+ jexec gw dnctl pipe 1 config bw 300Byte/s
+
+ firewall_config gw $fw \
+ "pf" \
+ "nat on ${epair_two}a inet from 192.0.2.0/24 to any ->
(${epair_two}a)" \
+ "pass dnpipe 1"
+
+ # We've deliberately not set a route to 192.0.2.0/24 on srv, so the
+ # only way it can respond to this is if NAT is applied correctly.
+ atf_check -s exit:0 -o ignore ping -c 1 198.51.100.2
+}
+
+nat_cleanup()
+{
+ firewall_cleanup $1
+}
+
setup_tests \
pipe \
ipfw \
@@ -341,4 +385,6 @@ setup_tests \
pf \
queue_v6 \
ipfw \
+ pf \
+ nat \
pf
