netdev - [PATCH RFC net-next 26/27] selftests: icmp_redirect: Add support for routing via nexthop objects

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Date:   Fri, 31 May 2019 20:36:17 -0700
From:   David Ahern <dsahern@...nel.org>
To:     davem@...emloft.net, netdev@...r.kernel.org
Cc:     alexei.starovoitov@...il.com, David Ahern <dsahern@...il.com>
Subject: [PATCH RFC net-next 26/27] selftests: icmp_redirect: Add support for routing via nexthop objects

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

Add a second pass to icmp_redirect.sh to use nexthop objects for
routes.

Signed-off-by: David Ahern <dsahern@...il.com>
---
 tools/testing/selftests/net/icmp_redirect.sh | 60 ++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

diff --git a/tools/testing/selftests/net/icmp_redirect.sh b/tools/testing/selftests/net/icmp_redirect.sh
index 76a7c4472dc3..ecb661e09acf 100755
--- a/tools/testing/selftests/net/icmp_redirect.sh
+++ b/tools/testing/selftests/net/icmp_redirect.sh
@@ -331,6 +331,38 @@ run_ping()
 	run_cmd ip netns exec h1 ${ping6} -q -M want -i 0.5 -c 10 -w 2 -s ${sz} ${H1_PING_ARG} ${H2_N2_IP6}
 }
 
+replace_route_new()
+{
+	# r1 to h2 via r2 and eth0
+	run_cmd ip -netns r1 nexthop replace id 1 via ${R2_N1_IP} dev eth0
+	run_cmd ip -netns r1 nexthop replace id 2 via ${R2_LLADDR} dev eth0
+}
+
+reset_route_new()
+{
+	run_cmd ip -netns r1 nexthop flush
+	run_cmd ip -netns h1 nexthop flush
+
+	initial_route_new
+}
+
+initial_route_new()
+{
+	# r1 to h2 via r2 and eth1
+	run_cmd ip -netns r1 nexthop add id 1 via ${R2_R1_N1_IP} dev eth1
+	run_cmd ip -netns r1 ro add ${H2_N2} nhid 1
+
+	run_cmd ip -netns r1 nexthop add id 2 via ${R2_R1_N1_IP6} dev eth1
+	run_cmd ip -netns r1 -6 ro add ${H2_N2_6} nhid 2
+
+	# h1 to h2 via r1
+	run_cmd ip -netns h1 nexthop add id 1 via ${R1_N1_IP} dev br0
+	run_cmd ip -netns h1 ro add ${H1_VRF_ARG} ${H2_N2} nhid 1
+
+	run_cmd ip -netns h1 nexthop add id 2 via ${R1_LLADDR} dev br0
+	run_cmd ip -netns h1 -6 ro add ${H1_VRF_ARG} ${H2_N2_6} nhid 2
+}
+
 replace_route_legacy()
 {
 	# r1 to h2 via r2 and eth0
@@ -349,6 +381,17 @@ reset_route_legacy()
 	initial_route_legacy
 }
 
+reset_route_legacy()
+{
+	run_cmd ip -netns r1    ro del ${H2_N2}
+	run_cmd ip -netns r1 -6 ro del ${H2_N2_6}
+
+	run_cmd ip -netns h1    ro del ${H1_VRF_ARG} ${H2_N2}
+	run_cmd ip -netns h1    ro add ${H1_VRF_ARG} ${H2_N2} via ${R1_N1_IP} dev br0
+
+	initial_route_legacy
+}
+
 initial_route_legacy()
 {
 	# r1 to h2 via r2 and eth1
@@ -479,6 +522,23 @@ WITH_VRF=yes
 setup
 do_test "legacy"
 
+cleanup
+log_section "Routing with nexthop objects"
+ip nexthop ls >/dev/null 2>&1
+if [ $? -eq 0 ]; then
+	WITH_VRF=no
+	setup
+	do_test "new"
+
+	cleanup
+	log_section "Routing with nexthop objects and VRF"
+	WITH_VRF=yes
+	setup
+	do_test "new"
+else
+	echo "Nexthop objects not supported; skipping tests"
+fi
+
 printf "\nTests passed: %3d\n" ${nsuccess}
 printf "Tests failed: %3d\n"   ${nfail}
 
-- 
2.11.0