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selftests: net: Add a VLAN bridge binding selftest
Add a test that exercises bridge binding. Signed-off-by: Petr Machata <petrm@nvidia.com> Reviewed-by: Ido Schimmel <idosch@nvidia.com> Acked-by: Nikolay Aleksandrov <razor@blackwall.org> Link: https://patch.msgid.link/baf7244fd1fe223a6d93e027584fa9f99dee982c.1734540770.git.petrm@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Petr Machata
Jakub Kicinski
parent
976d248bd3
commit
dca12e9ab7
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@ -96,6 +96,7 @@ TEST_PROGS += test_bridge_backup_port.sh
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TEST_PROGS += fdb_flush.sh fdb_notify.sh
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TEST_PROGS += fq_band_pktlimit.sh
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TEST_PROGS += vlan_hw_filter.sh
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TEST_PROGS += vlan_bridge_binding.sh
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TEST_PROGS += bpf_offload.py
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TEST_PROGS += ipv6_route_update_soft_lockup.sh
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TEST_PROGS += busy_poll_test.sh
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256
tools/testing/selftests/net/vlan_bridge_binding.sh
Executable file
256
tools/testing/selftests/net/vlan_bridge_binding.sh
Executable file
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@ -0,0 +1,256 @@
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#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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source lib.sh
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ALL_TESTS="
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test_binding_on
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test_binding_off
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test_binding_toggle_on
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test_binding_toggle_off
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test_binding_toggle_on_when_upper_down
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test_binding_toggle_off_when_upper_down
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test_binding_toggle_on_when_lower_down
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test_binding_toggle_off_when_lower_down
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"
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setup_prepare()
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{
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local port
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ip_link_add br up type bridge vlan_filtering 1
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for port in d1 d2 d3; do
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ip_link_add $port type veth peer name r$port
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ip_link_set_up $port
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ip_link_set_up r$port
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ip_link_set_master $port br
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done
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bridge_vlan_add vid 11 dev br self
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bridge_vlan_add vid 11 dev d1 master
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bridge_vlan_add vid 12 dev br self
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bridge_vlan_add vid 12 dev d2 master
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bridge_vlan_add vid 13 dev br self
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bridge_vlan_add vid 13 dev d1 master
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bridge_vlan_add vid 13 dev d2 master
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bridge_vlan_add vid 14 dev br self
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bridge_vlan_add vid 14 dev d1 master
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bridge_vlan_add vid 14 dev d2 master
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bridge_vlan_add vid 14 dev d3 master
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}
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operstate_is()
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{
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local dev=$1; shift
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local expect=$1; shift
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local operstate=$(ip -j link show $dev | jq -r .[].operstate)
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if [[ $operstate == UP ]]; then
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operstate=1
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elif [[ $operstate == DOWN || $operstate == LOWERLAYERDOWN ]]; then
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operstate=0
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fi
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echo -n $operstate
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[[ $operstate == $expect ]]
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}
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check_operstate()
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{
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local dev=$1; shift
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local expect=$1; shift
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local operstate
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operstate=$(busywait 1000 \
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operstate_is "$dev" "$expect")
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check_err $? "Got operstate of $operstate, expected $expect"
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}
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add_one_vlan()
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{
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local link=$1; shift
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local id=$1; shift
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ip_link_add $link.$id link $link type vlan id $id "$@"
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}
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add_vlans()
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{
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add_one_vlan br 11 "$@"
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add_one_vlan br 12 "$@"
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add_one_vlan br 13 "$@"
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add_one_vlan br 14 "$@"
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}
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set_vlans()
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{
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ip link set dev br.11 "$@"
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ip link set dev br.12 "$@"
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ip link set dev br.13 "$@"
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ip link set dev br.14 "$@"
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}
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down_netdevs()
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{
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local dev
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for dev in "$@"; do
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ip_link_set_down $dev
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done
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}
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check_operstates()
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{
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local opst_11=$1; shift
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local opst_12=$1; shift
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local opst_13=$1; shift
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local opst_14=$1; shift
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check_operstate br.11 $opst_11
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check_operstate br.12 $opst_12
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check_operstate br.13 $opst_13
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check_operstate br.14 $opst_14
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}
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do_test_binding()
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{
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local inject=$1; shift
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local what=$1; shift
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local opsts_d1=$1; shift
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local opsts_d2=$1; shift
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local opsts_d12=$1; shift
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local opsts_d123=$1; shift
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RET=0
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defer_scope_push
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down_netdevs d1
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$inject
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check_operstates $opsts_d1
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defer_scope_pop
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defer_scope_push
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down_netdevs d2
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$inject
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check_operstates $opsts_d2
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defer_scope_pop
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defer_scope_push
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down_netdevs d1 d2
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$inject
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check_operstates $opsts_d12
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defer_scope_pop
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defer_scope_push
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down_netdevs d1 d2 d3
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$inject
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check_operstates $opsts_d123
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defer_scope_pop
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log_test "Test bridge_binding $what"
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}
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do_test_binding_on()
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{
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local inject=$1; shift
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local what=$1; shift
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do_test_binding "$inject" "$what" \
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"0 1 1 1" \
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"1 0 1 1" \
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"0 0 0 1" \
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"0 0 0 0"
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}
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do_test_binding_off()
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{
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local inject=$1; shift
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local what=$1; shift
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do_test_binding "$inject" "$what" \
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"1 1 1 1" \
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"1 1 1 1" \
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"1 1 1 1" \
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"0 0 0 0"
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}
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test_binding_on()
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{
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add_vlans bridge_binding on
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set_vlans up
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do_test_binding_on : "on"
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}
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test_binding_off()
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{
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add_vlans bridge_binding off
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set_vlans up
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do_test_binding_off : "off"
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}
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test_binding_toggle_on()
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{
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add_vlans bridge_binding off
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set_vlans up
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set_vlans type vlan bridge_binding on
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do_test_binding_on : "off->on"
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}
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test_binding_toggle_off()
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{
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add_vlans bridge_binding on
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set_vlans up
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set_vlans type vlan bridge_binding off
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do_test_binding_off : "on->off"
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}
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dfr_set_binding_on()
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{
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set_vlans type vlan bridge_binding on
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defer set_vlans type vlan bridge_binding off
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}
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dfr_set_binding_off()
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{
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set_vlans type vlan bridge_binding off
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defer set_vlans type vlan bridge_binding on
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}
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test_binding_toggle_on_when_lower_down()
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{
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add_vlans bridge_binding off
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set_vlans up
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do_test_binding_on dfr_set_binding_on "off->on when lower down"
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}
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test_binding_toggle_off_when_lower_down()
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{
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add_vlans bridge_binding on
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set_vlans up
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do_test_binding_off dfr_set_binding_off "on->off when lower down"
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}
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test_binding_toggle_on_when_upper_down()
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{
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add_vlans bridge_binding off
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set_vlans type vlan bridge_binding on
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set_vlans up
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do_test_binding_on : "off->on when upper down"
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}
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test_binding_toggle_off_when_upper_down()
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{
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add_vlans bridge_binding on
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set_vlans type vlan bridge_binding off
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set_vlans up
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do_test_binding_off : "on->off when upper down"
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}
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trap defer_scopes_cleanup EXIT
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setup_prepare
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tests_run
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exit $EXIT_STATUS
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