On 10/23/23 6:34 AM, Swarup Laxman Kotiaklapudi wrote:
> 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@xxxxxxxxx>
> ---
> 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
Reviewed-by: David Ahern <dsahern@xxxxxxxxxx>
