netdev - [PATCH v4 net-next 16/20] selftests: pmtu: Move route installs to a new function

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Message-Id: <20190608215341.26592-17-dsahern@kernel.org>
Date:   Sat,  8 Jun 2019 14:53:37 -0700
From:   David Ahern <dsahern@...nel.org>
To:     davem@...emloft.net, netdev@...r.kernel.org
Cc:     idosch@...lanox.com, kafai@...com, weiwan@...gle.com,
        sbrivio@...hat.com, David Ahern <dsahern@...il.com>
Subject: [PATCH v4 net-next 16/20] selftests: pmtu: Move route installs to a new function

From: David Ahern <dsahern@...il.com>

Move the route add commands to a new function called setup_routing_old.
The '_old' refers to the classic way of installing routes.

Signed-off-by: David Ahern <dsahern@...il.com>
Reviewed-by: Stefano Brivio <sbrivio@...hat.com>
---
 tools/testing/selftests/net/pmtu.sh | 26 +++++++++++++++-----------
 1 file changed, 15 insertions(+), 11 deletions(-)

diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh
index 3d6b21c4b1db..14ffcf490032 100755
--- a/tools/testing/selftests/net/pmtu.sh
+++ b/tools/testing/selftests/net/pmtu.sh
@@ -448,6 +448,20 @@ setup_xfrm6() {
 	setup_xfrm 6 ${veth6_a_addr} ${veth6_b_addr}
 }
 
+setup_routing_old() {
+	for i in ${routes}; do
+		[ "${ns}" = "" ]	&& ns="${i}"		&& continue
+		[ "${addr}" = "" ]	&& addr="${i}"		&& continue
+		[ "${gw}" = "" ]	&& gw="${i}"
+
+		ns_name="$(nsname ${ns})"
+
+		ip -n ${ns_name} route add ${addr} via ${gw}
+
+		ns=""; addr=""; gw=""
+	done
+}
+
 setup_routing() {
 	for i in ${NS_R1} ${NS_R2}; do
 		ip netns exec ${i} sysctl -q net/ipv4/ip_forward=1
@@ -478,17 +492,7 @@ setup_routing() {
 		ns=""; peer=""; segment=""
 	done
 
-	for i in ${routes}; do
-		[ "${ns}" = "" ]	&& ns="${i}"		&& continue
-		[ "${addr}" = "" ]	&& addr="${i}"		&& continue
-		[ "${gw}" = "" ]	&& gw="${i}"
-
-		ns_name="$(nsname ${ns})"
-
-		ip -n ${ns_name} route add ${addr} via ${gw}
-
-		ns=""; addr=""; gw=""
-	done
+	setup_routing_old
 }
 
 setup() {
-- 
2.11.0