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selftests: net: add a test for static UDP tunnel ports 

Check UDP_TUNNEL_NIC_INFO_STATIC_IANA_VXLAN works as expected.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jakub Kicinski 2020-09-25 17:56:48 -07:00 committed by David S. Miller
parent dda751731e
commit 8c4cf4bc3e
1 changed files with 58 additions and 0 deletions
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58
tools/testing/selftests/drivers/net/netdevsim/udp_tunnel_nic.sh
View File

@ -7,6 +7,7 @@ NSIM_DEV_SYS=/sys/bus/netdevsim/devices/netdevsim$NSIM_ID
NSIM_DEV_DFS=/sys/kernel/debug/netdevsim/netdevsim$NSIM_ID
NSIM_NETDEV=
HAS_ETHTOOL=
STATIC_ENTRIES=
EXIT_STATUS=0
num_cases=0
num_errors=0
@ -193,6 +194,21 @@ function check_tables {
sleep 0.02
((retries--))
done
if [ -n "$HAS_ETHTOOL" -a -n "${STATIC_ENTRIES[0]}" ]; then
fail=0
for i in "${!STATIC_ENTRIES[@]}"; do
pp_expected=`pre_ethtool ${STATIC_ENTRIES[i]}`
cnt=$(ethtool --show-tunnels $NSIM_NETDEV | grep -c "$pp_expected")
if [ $cnt -ne 1 ]; then
err_cnt "ethtool static entry: $pfx - $msg"
echo " check_table: ethtool does not contain '$pp_expected'"
ethtool --show-tunnels $NSIM_NETDEV
fail=1
fi
done
[ $fail == 0 ] && pass_cnt
fi
}
function print_table {
@ -884,6 +900,48 @@ echo 2 > $NSIM_DEV_SYS/del_port
cleanup_nsim
# Static IANA port
pfx="static IANA vxlan"
echo $NSIM_ID > /sys/bus/netdevsim/new_device
echo 0 > $NSIM_DEV_SYS/del_port
echo 1 > $NSIM_DEV_DFS/udp_ports_static_iana_vxlan
STATIC_ENTRIES=( `mke 4789 1` )
port=1
old_netdevs=$(ls /sys/class/net)
echo $port > $NSIM_DEV_SYS/new_port
NSIM_NETDEV=`get_netdev_name old_netdevs`
msg="check empty"
exp0=( 0 0 0 0 )
exp1=( 0 0 0 0 )
check_tables
msg="add on static port"
new_vxlan vxlan0 4789 $NSIM_NETDEV
new_vxlan vxlan1 4789 $NSIM_NETDEV
msg="add on different port"
exp0=( `mke 4790 1` 0 0 0 )
new_vxlan vxlan2 4790 $NSIM_NETDEV
cleanup_tuns
msg="tunnels destroyed"
exp0=( 0 0 0 0 )
exp1=( 0 0 0 0 )
check_tables
msg="different type"
new_geneve gnv0 4789
cleanup_tuns
cleanup_nsim
# END
modprobe -r netdevsim
if [ $num_errors -eq 0 ]; then