linux/tools/testing/selftests/drivers/net/mlxsw/router_scale.sh
Danielle Ratson e781eedae2 selftests: mlxsw: Reduce router scale running time using offload indication
Currently, the test inserts X /32 routes and for each route it is
testing that a packet sent from the first host is received by the second
host, which is very time-consuming.

Instead only validate the offload flag of each route and get the same result.

Wait between the creation of the routes and the offload validation in
order to make sure that all the routes were successfully offloaded.

Signed-off-by: Danielle Ratson <danieller@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-02-27 11:10:15 -08:00

143 lines
2.1 KiB
Bash

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
ROUTER_NUM_NETIFS=4
: ${TIMEOUT:=20000} # ms
router_h1_create()
{
simple_if_init $h1 192.0.1.1/24
}
router_h1_destroy()
{
simple_if_fini $h1 192.0.1.1/24
}
router_h2_create()
{
simple_if_init $h2 192.0.2.1/24
tc qdisc add dev $h2 handle ffff: ingress
}
router_h2_destroy()
{
tc qdisc del dev $h2 handle ffff: ingress
simple_if_fini $h2 192.0.2.1/24
}
router_create()
{
ip link set dev $rp1 up
ip link set dev $rp2 up
ip address add 192.0.1.2/24 dev $rp1
ip address add 192.0.2.2/24 dev $rp2
}
router_destroy()
{
ip address del 192.0.2.2/24 dev $rp2
ip address del 192.0.1.2/24 dev $rp1
ip link set dev $rp2 down
ip link set dev $rp1 down
}
router_setup_prepare()
{
h1=${NETIFS[p1]}
rp1=${NETIFS[p2]}
rp2=${NETIFS[p3]}
h2=${NETIFS[p4]}
h1mac=$(mac_get $h1)
rp1mac=$(mac_get $rp1)
vrf_prepare
router_h1_create
router_h2_create
router_create
}
wait_for_routes()
{
local t0=$1; shift
local route_count=$1; shift
local t1=$(ip route | grep -o 'offload' | wc -l)
local delta=$((t1 - t0))
echo $delta
[[ $delta -ge $route_count ]]
}
router_routes_create()
{
local route_count=$1
local count=0
ROUTE_FILE="$(mktemp)"
for i in {0..255}
do
for j in {0..255}
do
for k in {0..255}
do
if [[ $count -eq $route_count ]]; then
break 3
fi
echo route add 193.${i}.${j}.${k}/32 dev $rp2 \
>> $ROUTE_FILE
((count++))
done
done
done
ip -b $ROUTE_FILE &> /dev/null
}
router_routes_destroy()
{
if [[ -v ROUTE_FILE ]]; then
rm -f $ROUTE_FILE
fi
}
router_test()
{
local route_count=$1
local should_fail=$2
local delta
RET=0
local t0=$(ip route | grep -o 'offload' | wc -l)
router_routes_create $route_count
delta=$(busywait "$TIMEOUT" wait_for_routes $t0 $route_count)
check_err_fail $should_fail $? "Offload routes: Expected $route_count, got $delta."
if [[ $RET -ne 0 ]] || [[ $should_fail -eq 1 ]]; then
return
fi
router_routes_destroy
}
router_cleanup()
{
pre_cleanup
router_routes_destroy
router_destroy
router_h2_destroy
router_h1_destroy
vrf_cleanup
}