netdev - [PATCH net-next 2/3] selftests/net: add local address bind in vxlan selftest

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Message-ID: <2622ff3b-144f-4038-8f05-82c01afc5ce3@gmail.com>
Date: Thu, 22 Feb 2024 22:07:00 +0100
From: Richard Gobert <richardbgobert@...il.com>
To: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, dsahern@...nel.org, shuah@...nel.org,
 liujian56@...wei.com, horms@...nel.org, aleksander.lobakin@...el.com,
 linyunsheng@...wei.com, therbert@...gle.com, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org
Subject: [PATCH net-next 2/3] selftests/net: add local address bind in vxlan
 selftest

Add local address bind support to existing udpgro_fwd.sh vxlan selftest, to
ensure UDP socket lookup in GRO is working.

Signed-off-by: Richard Gobert <richardbgobert@...il.com>
---
 tools/testing/selftests/net/udpgro_fwd.sh | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/tools/testing/selftests/net/udpgro_fwd.sh b/tools/testing/selftests/net/udpgro_fwd.sh
index c079565add39..8cc9b6ff3910 100755
--- a/tools/testing/selftests/net/udpgro_fwd.sh
+++ b/tools/testing/selftests/net/udpgro_fwd.sh
@@ -56,11 +56,13 @@ create_vxlan_endpoint() {
 	local -r bm_rem_addr=$3
 	local -r vxlan_dev=$4
 	local -r vxlan_id=$5
+	local -r bm_local_addr=$6
 	local -r vxlan_port=4789
 
 	ip -n $netns link set dev $bm_dev up
 	ip -n $netns link add dev $vxlan_dev type vxlan id $vxlan_id \
-				dstport $vxlan_port remote $bm_rem_addr
+				dstport $vxlan_port local $bm_local_addr \
+				remote $bm_rem_addr
 	ip -n $netns link set dev $vxlan_dev up
 }
 
@@ -71,11 +73,13 @@ create_vxlan_pair() {
 
 	for ns in $SRC $DST; do
 		# note that 3 - $SRC == $DST and 3 - $DST == $SRC
-		create_vxlan_endpoint $BASE$ns veth$ns $BM_NET_V4$((3 - $ns)) vxlan$ns 4
+		create_vxlan_endpoint $BASE$ns veth$ns $BM_NET_V4$((3 - $ns)) \
+					vxlan$ns 4 $BM_NET_V4$ns
 		ip -n $BASE$ns addr add dev vxlan$ns $OL_NET_V4$ns/24
 	done
 	for ns in $SRC $DST; do
-		create_vxlan_endpoint $BASE$ns veth$ns $BM_NET_V6$((3 - $ns)) vxlan6$ns 6
+		create_vxlan_endpoint $BASE$ns veth$ns $BM_NET_V6$((3 - $ns)) \
+					vxlan6$ns 6 $BM_NET_V6$ns
 		ip -n $BASE$ns addr add dev vxlan6$ns $OL_NET_V6$ns/24 nodad
 	done
 }
-- 
2.36.1