linux-kernel - [PATCH v2] selftests:net change ifconfig with ip command

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Message-Id: <20231023123422.2895-1-swarupkotikalapudi@gmail.com>
Date:   Mon, 23 Oct 2023 18:04:22 +0530
From:   Swarup Laxman Kotiaklapudi <swarupkotikalapudi@...il.com>
To:     davem@...emloft.net, jiri@...nulli.us, edumazet@...gle.com,
        kuba@...nel.org, pabeni@...hat.com, shuah@...nel.org,
        netdev@...r.kernel.org, linux-kselftest@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org
Cc:     Swarup Laxman Kotiaklapudi <swarupkotikalapudi@...il.com>
Subject: [PATCH v2] selftests:net change ifconfig with ip command

Change ifconfig with ip command,
on a system where ifconfig is
not used this script will not
work correcly.

Test result with this patchset:

sudo make TARGETS="net" kselftest
....
TAP version 13
1..1
 timeout set to 1500
 selftests: net: route_localnet.sh
 run arp_announce test
 net.ipv4.conf.veth0.route_localnet = 1
 net.ipv4.conf.veth1.route_localnet = 1
 net.ipv4.conf.veth0.arp_announce = 2
 net.ipv4.conf.veth1.arp_announce = 2
 PING 127.25.3.14 (127.25.3.14) from 127.25.3.4 veth0: 56(84)
  bytes of data.
 64 bytes from 127.25.3.14: icmp_seq=1 ttl=64 time=0.038 ms
 64 bytes from 127.25.3.14: icmp_seq=2 ttl=64 time=0.068 ms
 64 bytes from 127.25.3.14: icmp_seq=3 ttl=64 time=0.068 ms
 64 bytes from 127.25.3.14: icmp_seq=4 ttl=64 time=0.068 ms
 64 bytes from 127.25.3.14: icmp_seq=5 ttl=64 time=0.068 ms

 --- 127.25.3.14 ping statistics ---
 5 packets transmitted, 5 received, 0% packet loss, time 4073ms
 rtt min/avg/max/mdev = 0.038/0.062/0.068/0.012 ms
 ok
 run arp_ignore test
 net.ipv4.conf.veth0.route_localnet = 1
 net.ipv4.conf.veth1.route_localnet = 1
 net.ipv4.conf.veth0.arp_ignore = 3
 net.ipv4.conf.veth1.arp_ignore = 3
 PING 127.25.3.14 (127.25.3.14) from 127.25.3.4 veth0: 56(84)
  bytes of data.
 64 bytes from 127.25.3.14: icmp_seq=1 ttl=64 time=0.032 ms
 64 bytes from 127.25.3.14: icmp_seq=2 ttl=64 time=0.065 ms
 64 bytes from 127.25.3.14: icmp_seq=3 ttl=64 time=0.066 ms
 64 bytes from 127.25.3.14: icmp_seq=4 ttl=64 time=0.065 ms
 64 bytes from 127.25.3.14: icmp_seq=5 ttl=64 time=0.065 ms

 --- 127.25.3.14 ping statistics ---
 5 packets transmitted, 5 received, 0% packet loss, time 4092ms
 rtt min/avg/max/mdev = 0.032/0.058/0.066/0.013 ms
 ok
ok 1 selftests: net: route_localnet.sh
...

Signed-off-by: Swarup Laxman Kotiaklapudi <swarupkotikalapudi@...il.com>
---
 tools/testing/selftests/net/route_localnet.sh | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/net/route_localnet.sh b/tools/testing/selftests/net/route_localnet.sh
index 116bfeab72fa..e08701c750e3 100755
--- a/tools/testing/selftests/net/route_localnet.sh
+++ b/tools/testing/selftests/net/route_localnet.sh
@@ -18,8 +18,10 @@ setup() {
     ip route del 127.0.0.0/8 dev lo table local
     ip netns exec "${PEER_NS}" ip route del 127.0.0.0/8 dev lo table local
 
-    ifconfig veth0 127.25.3.4/24 up
-    ip netns exec "${PEER_NS}" ifconfig veth1 127.25.3.14/24 up
+    ip address add 127.25.3.4/24 dev veth0
+    ip link set dev veth0 up
+    ip netns exec "${PEER_NS}" ip address add 127.25.3.14/24 dev veth1
+    ip netns exec "${PEER_NS}" ip link set dev veth1 up
 
     ip route flush cache
     ip netns exec "${PEER_NS}" ip route flush cache
-- 
2.34.1