linux-kernel - [PATCH] selftests: hsr: Extend the hsr_redbox.sh test to use fixed MAC addresses

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Date: Wed, 29 May 2024 16:22:32 +0200
From: Lukasz Majewski <lukma@...x.de>
To: Jakub Kicinski <kuba@...nel.org>,
	netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>
Cc: Eric Dumazet <edumazet@...gle.com>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Oleksij Rempel <o.rempel@...gutronix.de>,
	Tristram.Ha@...rochip.com,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Ravi Gunasekaran <r-gunasekaran@...com>,
	Simon Horman <horms@...nel.org>,
	Nikita Zhandarovich <n.zhandarovich@...tech.ru>,
	Murali Karicheri <m-karicheri2@...com>,
	Arvid Brodin <Arvid.Brodin@...n.com>,
	Dan Carpenter <dan.carpenter@...aro.org>,
	"Ricardo B. Marliere" <ricardo@...liere.net>,
	Casper Andersson <casper.casan@...il.com>,
	linux-kernel@...r.kernel.org,
	linux-kselftest@...r.kernel.org,
	Hangbin Liu <liuhangbin@...il.com>,
	Geliang Tang <tanggeliang@...inos.cn>,
	Shuah Khan <shuah@...nel.org>,
	Lukasz Majewski <lukma@...x.de>
Subject: [PATCH] selftests: hsr: Extend the hsr_redbox.sh test to use fixed MAC addresses

Fixed MAC addresses help with debugging as last four bytes identify the
network namespace.

Moreover, it allows to mimic the real life setup with for example bridge
having the same MAC address on each port.

Signed-off-by: Lukasz Majewski <lukma@...x.de>
---
 tools/testing/selftests/net/hsr/hsr_redbox.sh | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/tools/testing/selftests/net/hsr/hsr_redbox.sh b/tools/testing/selftests/net/hsr/hsr_redbox.sh
index 1f36785347c0..998103502d5d 100755
--- a/tools/testing/selftests/net/hsr/hsr_redbox.sh
+++ b/tools/testing/selftests/net/hsr/hsr_redbox.sh
@@ -96,6 +96,21 @@ setup_hsr_interfaces()
 	ip -n "${ns4}" link set ns4eth1 up
 	ip -n "${ns5}" link set ns5eth1 up
 
+	ip -net "$ns1" link set address 00:11:22:00:01:01 dev ns1eth1
+	ip -net "$ns1" link set address 00:11:22:00:01:02 dev ns1eth2
+
+	ip -net "$ns2" link set address 00:11:22:00:02:01 dev ns2eth1
+	ip -net "$ns2" link set address 00:11:22:00:02:02 dev ns2eth2
+	ip -net "$ns2" link set address 00:11:22:00:02:03 dev ns2eth3
+
+	ip -net "$ns3" link set address 00:11:22:00:03:11 dev ns3eth1
+	ip -net "$ns3" link set address 00:11:22:00:03:11 dev ns3eth2
+	ip -net "$ns3" link set address 00:11:22:00:03:11 dev ns3eth3
+	ip -net "$ns3" link set address 00:11:22:00:03:11 dev ns3br1
+
+	ip -net "$ns4" link set address 00:11:22:00:04:01 dev ns4eth1
+	ip -net "$ns5" link set address 00:11:22:00:05:01 dev ns5eth1
+
 	ip -net "${ns1}" link add name hsr1 type hsr slave1 ns1eth1 slave2 ns1eth2 supervision 45 version ${HSRv} proto 0
 	ip -net "${ns2}" link add name hsr2 type hsr slave1 ns2eth1 slave2 ns2eth2 interlink ns2eth3 supervision 45 version ${HSRv} proto 0
 
-- 
2.20.1