linux-kernel - [PATCH 4.19 37/89] selftests/net/fib_tests: update addr_metric

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Message-Id: <20200317103304.276030730@linuxfoundation.org>
Date:   Tue, 17 Mar 2020 11:54:46 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Hangbin Liu <liuhangbin@...il.com>,
        David Ahern <dsahern@...il.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 4.19 37/89] selftests/net/fib_tests: update addr_metric_test for peer route testing

From: Hangbin Liu <liuhangbin@...il.com>

[ Upstream commit 0d29169a708bf730ede287248e429d579f432d1d ]

This patch update {ipv4, ipv6}_addr_metric_test with
1. Set metric of address with peer route and see if the route added
correctly.
2. Modify metric and peer address for peer route and see if the route
changed correctly.

Signed-off-by: Hangbin Liu <liuhangbin@...il.com>
Reviewed-by: David Ahern <dsahern@...il.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 tools/testing/selftests/net/fib_tests.sh |   34 ++++++++++++++++++++++++++++---
 1 file changed, 31 insertions(+), 3 deletions(-)

--- a/tools/testing/selftests/net/fib_tests.sh
+++ b/tools/testing/selftests/net/fib_tests.sh
@@ -979,6 +979,27 @@ ipv6_addr_metric_test()
 	fi
 	log_test $rc 0 "Prefix route with metric on link up"
 
+	# verify peer metric added correctly
+	set -e
+	run_cmd "$IP -6 addr flush dev dummy2"
+	run_cmd "$IP -6 addr add dev dummy2 2001:db8:104::1 peer 2001:db8:104::2 metric 260"
+	set +e
+
+	check_route6 "2001:db8:104::1 dev dummy2 proto kernel metric 260"
+	log_test $? 0 "Set metric with peer route on local side"
+	log_test $? 0 "User specified metric on local address"
+	check_route6 "2001:db8:104::2 dev dummy2 proto kernel metric 260"
+	log_test $? 0 "Set metric with peer route on peer side"
+
+	set -e
+	run_cmd "$IP -6 addr change dev dummy2 2001:db8:104::1 peer 2001:db8:104::3 metric 261"
+	set +e
+
+	check_route6 "2001:db8:104::1 dev dummy2 proto kernel metric 261"
+	log_test $? 0 "Modify metric and peer address on local side"
+	check_route6 "2001:db8:104::3 dev dummy2 proto kernel metric 261"
+	log_test $? 0 "Modify metric and peer address on peer side"
+
 	$IP li del dummy1
 	$IP li del dummy2
 	cleanup
@@ -1320,13 +1341,20 @@ ipv4_addr_metric_test()
 
 	run_cmd "$IP addr flush dev dummy2"
 	run_cmd "$IP addr add dev dummy2 172.16.104.1/32 peer 172.16.104.2 metric 260"
-	run_cmd "$IP addr change dev dummy2 172.16.104.1/32 peer 172.16.104.2 metric 261"
 	rc=$?
 	if [ $rc -eq 0 ]; then
-		check_route "172.16.104.2 dev dummy2 proto kernel scope link src 172.16.104.1 metric 261"
+		check_route "172.16.104.2 dev dummy2 proto kernel scope link src 172.16.104.1 metric 260"
+		rc=$?
+	fi
+	log_test $rc 0 "Set metric of address with peer route"
+
+	run_cmd "$IP addr change dev dummy2 172.16.104.1/32 peer 172.16.104.3 metric 261"
+	rc=$?
+	if [ $rc -eq 0 ]; then
+		check_route "172.16.104.3 dev dummy2 proto kernel scope link src 172.16.104.1 metric 261"
 		rc=$?
 	fi
-	log_test $rc 0 "Modify metric of address with peer route"
+	log_test $rc 0 "Modify metric and peer address for peer route"
 
 	$IP li del dummy1
 	$IP li del dummy2