1 files changed, 48 insertions, 0 deletions
diff --git a/tools/testing/selftests/netfilter/nft_flowtable.sh b/tools/testing/selftests/netfilter/nft_flowtable.sh
index fe52488a6f72..16571ac1dab4 100755
--- a/tools/testing/selftests/netfilter/nft_flowtable.sh
+++ b/tools/testing/selftests/netfilter/nft_flowtable.sh
@@ -321,4 +321,52 @@ else
 	ip netns exec nsr1 nft list ruleset
 fi
 
+KEY_SHA="0x"$(ps -xaf | sha1sum | cut -d " " -f 1)
+KEY_AES="0x"$(ps -xaf | md5sum | cut -d " " -f 1)
+SPI1=$RANDOM
+SPI2=$RANDOM
+
+if [ $SPI1 -eq $SPI2 ]; then
+	SPI2=$((SPI2+1))
+fi
+
+do_esp() {
+    local ns=$1
+    local me=$2
+    local remote=$3
+    local lnet=$4
+    local rnet=$5
+    local spi_out=$6
+    local spi_in=$7
+
+    ip -net $ns xfrm state add src $remote dst $me proto esp spi $spi_in  enc aes $KEY_AES  auth sha1 $KEY_SHA mode tunnel sel src $rnet dst $lnet
+    ip -net $ns xfrm state add src $me  dst $remote proto esp spi $spi_out enc aes $KEY_AES auth sha1 $KEY_SHA mode tunnel sel src $lnet dst $rnet
+
+    # to encrypt packets as they go out (includes forwarded packets that need encapsulation)
+    ip -net $ns xfrm policy add src $lnet dst $rnet dir out tmpl src $me dst $remote proto esp mode tunnel priority 1 action allow
+    # to fwd decrypted packets after esp processing:
+    ip -net $ns xfrm policy add src $rnet dst $lnet dir fwd tmpl src $remote dst $me proto esp mode tunnel priority 1 action allow
+
+}
+
+do_esp nsr1 192.168.10.1 192.168.10.2 10.0.1.0/24 10.0.2.0/24 $SPI1 $SPI2
+
+do_esp nsr2 192.168.10.2 192.168.10.1 10.0.2.0/24 10.0.1.0/24 $SPI2 $SPI1
+
+ip netns exec nsr1 nft delete table ip nat
+
+# restore default routes
+ip -net ns2 route del 192.168.10.1 via 10.0.2.1
+ip -net ns2 route add default via 10.0.2.1
+ip -net ns2 route add default via dead:2::1
+
+test_tcp_forwarding ns1 ns2
+if [ $? -eq 0 ] ;then
+	echo "PASS: ipsec tunnel mode for ns1/ns2"
+else
+	echo "FAIL: ipsec tunnel mode for ns1/ns2"
+	ip netns exec nsr1 nft list ruleset 1>&2
+	ip netns exec nsr1 cat /proc/net/xfrm_stat 1>&2
+fi
+
 exit $ret