Commit 8c4cf4bc authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller
Browse files

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



Check UDP_TUNNEL_NIC_INFO_STATIC_IANA_VXLAN works as expected.

Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent dda75173

tools/testing/selftests/drivers/net/netdevsim/udp_tunnel_nic.sh

+58 −0
Original line number Diff line number Diff line
@@ -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