[PATCH net-next 1/4] selftests: net: Wait for netserver to launch

[Alice Mikityanska <alice.kernel@fastmail.im>]

From: Alice Mikityanska <alice@isovalent.com>

Use wait_local_port_listen after starting netserver in
big_tcp_tunnels.sh to ensure it's listening when the test starts.

Signed-off-by: Alice Mikityanska <alice@isovalent.com>
---
 tools/testing/selftests/net/big_tcp_tunnels.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/testing/selftests/net/big_tcp_tunnels.sh b/tools/testing/selftests/net/big_tcp_tunnels.sh
index d6513ed8d4e8..9b7d0456bcc1 100755
--- a/tools/testing/selftests/net/big_tcp_tunnels.sh
+++ b/tools/testing/selftests/net/big_tcp_tunnels.sh
@@ -3,6 +3,8 @@
 #
 # Testing for IPv4 and IPv6 BIG TCP over VXLAN and GENEVE tunnels.
 
+source "$(dirname "$0")/lib.sh"
+
 SERVER_NS=$(mktemp -u server-XXXXXXXX)
 SERVER_IP4="192.168.1.1"
 SERVER_IP6="2001:db8::1:1"
@@ -39,6 +41,7 @@ setup() {
 		gro_max_size 196608 gro_ipv4_max_size 196608
 
 	ip netns exec "$SERVER_NS" netserver >/dev/null
+	wait_local_port_listen "$SERVER_NS" 12865 tcp
 }
 
 setup_tunnel() {
-- 
2.55.0