name : port_range_occ.sh #!/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 " 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" } trap cleanup EXIT setup_prepare setup_wait tests_run exit $EXIT_STATUS