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|
#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Test that filters that match on the same port range, but with different
# combination of IPv4/IPv6 and TCP/UDP all use the same port range register by
# observing port range registers' occupancy via devlink-resource.
lib_dir=$(dirname $0)/../../../net/forwarding
ALL_TESTS="
port_range_occ_test
port_range_occ_tmplt_test
"
NUM_NETIFS=2
source $lib_dir/lib.sh
source $lib_dir/devlink_lib.sh
h1_create()
{
simple_if_init $h1
}
h1_destroy()
{
simple_if_fini $h1
}
switch_create()
{
simple_if_init $swp1
tc qdisc add dev $swp1 clsact
}
switch_destroy()
{
tc qdisc del dev $swp1 clsact
simple_if_fini $swp1
}
setup_prepare()
{
h1=${NETIFS[p1]}
swp1=${NETIFS[p2]}
vrf_prepare
h1_create
switch_create
}
cleanup()
{
pre_cleanup
switch_destroy
h1_destroy
vrf_cleanup
}
port_range_occ_get()
{
devlink_resource_occ_get port_range_registers
}
port_range_occ_test()
{
RET=0
local occ=$(port_range_occ_get)
# Two port range registers are used, for source and destination port
# ranges.
tc filter add dev $swp1 ingress pref 1 handle 101 proto ip \
flower skip_sw ip_proto udp src_port 1-100 dst_port 1-100 \
action pass
(( occ + 2 == $(port_range_occ_get) ))
check_err $? "Got occupancy $(port_range_occ_get), expected $((occ + 2))"
tc filter add dev $swp1 ingress pref 1 handle 102 proto ip \
flower skip_sw ip_proto tcp src_port 1-100 dst_port 1-100 \
action pass
tc filter add dev $swp1 ingress pref 2 handle 103 proto ipv6 \
flower skip_sw ip_proto udp src_port 1-100 dst_port 1-100 \
action pass
tc filter add dev $swp1 ingress pref 2 handle 104 proto ipv6 \
flower skip_sw ip_proto tcp src_port 1-100 dst_port 1-100 \
action pass
(( occ + 2 == $(port_range_occ_get) ))
check_err $? "Got occupancy $(port_range_occ_get), expected $((occ + 2))"
tc filter del dev $swp1 ingress pref 2 handle 104 flower
tc filter del dev $swp1 ingress pref 2 handle 103 flower
tc filter del dev $swp1 ingress pref 1 handle 102 flower
(( occ + 2 == $(port_range_occ_get) ))
check_err $? "Got occupancy $(port_range_occ_get), expected $((occ + 2))"
tc filter del dev $swp1 ingress pref 1 handle 101 flower
(( occ == $(port_range_occ_get) ))
check_err $? "Got occupancy $(port_range_occ_get), expected $occ"
log_test "port range occupancy"
}
port_range_occ_tmplt_test()
{
local occ
RET=0
occ=$(port_range_occ_get)
# Addition of a chain template should not impact occupancy.
tc chain add dev "$swp1" ingress chain 1 protocol ip \
flower ip_proto udp src_port 501-600 dst_port 701-800
check_err $? "Could not add chain template"
(( occ == $(port_range_occ_get) ))
check_err $? "Got occupancy $(port_range_occ_get), expected $occ"
# And just for completeness sake, neither should deletion.
tc chain del dev "$swp1" ingress chain 1
check_err $? "Could not delete chain template"
(( occ == $(port_range_occ_get) ))
check_err $? "Got occupancy $(port_range_occ_get), expected $occ"
log_test "port range occupancy after template create/destroy"
}
trap cleanup EXIT
setup_prepare
setup_wait
tests_run
exit $EXIT_STATUS
|
