Commit 53db3e53 authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller
Browse files

selftests: net: add a test for shared UDP tunnel info tables 



Add a test run of checks validating the shared UDP tunnel port
tables function as we expect.

Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent dc9c0753

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

100644 → 100755
+109 −0
Original line number Diff line number Diff line
@@ -775,6 +775,115 @@ for port in 0 1; do 
    exp1=( 0 0 0 0 )

done



cleanup_nsim



# shared port tables

pfx="table sharing"



echo $NSIM_ID > /sys/bus/netdevsim/new_device

echo 0 > $NSIM_DEV_SYS/del_port



echo 0 > $NSIM_DEV_DFS/udp_ports_open_only

echo 1 > $NSIM_DEV_DFS/udp_ports_sleep

echo 1 > $NSIM_DEV_DFS/udp_ports_shared



old_netdevs=$(ls /sys/class/net)

echo 1 > $NSIM_DEV_SYS/new_port

NSIM_NETDEV=`get_netdev_name old_netdevs`

old_netdevs=$(ls /sys/class/net)

echo 2 > $NSIM_DEV_SYS/new_port

NSIM_NETDEV2=`get_netdev_name old_netdevs`



msg="VxLAN v4 devices"

exp0=( `mke 4789 1` 0 0 0 )

exp1=( 0 0 0 0 )

new_vxlan vxlan0 4789 $NSIM_NETDEV

new_vxlan vxlan1 4789 $NSIM_NETDEV2



msg="VxLAN v4 devices go down"

exp0=( 0 0 0 0 )

ifconfig vxlan1 down

ifconfig vxlan0 down

check_tables



for ifc in vxlan0 vxlan1; do

    ifconfig $ifc up

done



msg="VxLAN v6 device"

exp0=( `mke 4789 1` `mke 4790 1` 0 0 )

new_vxlan vxlanC 4790 $NSIM_NETDEV 6



msg="Geneve device"

exp1=( `mke 6081 2` 0 0 0 )

new_geneve gnv0 6081



msg="NIC device goes down"

ifconfig $NSIM_NETDEV down

check_tables



msg="NIC device goes up again"

ifconfig $NSIM_NETDEV up

check_tables



for i in `seq 2`; do

    msg="turn feature off - 1, rep $i"

    ethtool -K $NSIM_NETDEV rx-udp_tunnel-port-offload off

    check_tables



    msg="turn feature off - 2, rep $i"

    exp0=( 0 0 0 0 )

    exp1=( 0 0 0 0 )

    ethtool -K $NSIM_NETDEV2 rx-udp_tunnel-port-offload off

    check_tables



    msg="turn feature on - 1, rep $i"

    exp0=( `mke 4789 1` `mke 4790 1` 0 0 )

    exp1=( `mke 6081 2` 0 0 0 )

    ethtool -K $NSIM_NETDEV rx-udp_tunnel-port-offload on

    check_tables



    msg="turn feature on - 2, rep $i"

    ethtool -K $NSIM_NETDEV2 rx-udp_tunnel-port-offload on

    check_tables

done



msg="tunnels destroyed 1"

cleanup_tuns

exp0=( 0 0 0 0 )

exp1=( 0 0 0 0 )

check_tables



overflow_table0 "overflow NIC table"



msg="re-add a port"



echo 2 > $NSIM_DEV_SYS/del_port

echo 2 > $NSIM_DEV_SYS/new_port

check_tables



msg="replace VxLAN in overflow table"

exp0=( `mke 10000 1` `mke 10004 1` `mke 10002 1` `mke 10003 1` )

del_dev vxlan1



msg="vacate VxLAN in overflow table"

exp0=( `mke 10000 1` `mke 10004 1` 0 `mke 10003 1` )

del_dev vxlan2



echo 1 > $NSIM_DEV_DFS/ports/$port/udp_ports_reset

check_tables



msg="tunnels destroyed 2"

cleanup_tuns

exp0=( 0 0 0 0 )

exp1=( 0 0 0 0 )

check_tables



echo 1 > $NSIM_DEV_SYS/del_port

echo 2 > $NSIM_DEV_SYS/del_port



cleanup_nsim



modprobe -r netdevsim



if [ $num_errors -eq 0 ]; then