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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , CC: Simon Horman , Roopa Prabhu , "Nikolay Aleksandrov" , , Ido Schimmel , Petr Machata , , Shuah Khan , Subject: [PATCH net-next 4/4] selftests: net: Add a VLAN bridge binding selftest Date: Wed, 18 Dec 2024 18:15:59 +0100 Message-ID: X-Mailer: git-send-email 2.47.1 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: rnnvmail202.nvidia.com (10.129.68.7) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN3PEPF0000B373:EE_|IA0PR12MB8976:EE_ X-MS-Office365-Filtering-Correlation-Id: f4803180-343c-494d-102f-08dd1f87de8a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|36860700013|7416014|376014|1800799024; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(82310400026)(36860700013)(7416014)(376014)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Dec 2024 17:17:36.8927 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f4803180-343c-494d-102f-08dd1f87de8a X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN3PEPF0000B373.namprd21.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB8976 Add a test that exercises bridge binding. Signed-off-by: Petr Machata Reviewed-by: Ido Schimmel Acked-by: Nikolay Aleksandrov --- CC: Shuah Khan CC: linux-kselftest@vger.kernel.org --- tools/testing/selftests/net/Makefile | 1 + .../selftests/net/vlan_bridge_binding.sh | 256 ++++++++++++++++++ 2 files changed, 257 insertions(+) create mode 100755 tools/testing/selftests/net/vlan_bridge_binding.sh diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile index f09bd96cc978..73ee88d6b043 100644 --- a/tools/testing/selftests/net/Makefile +++ b/tools/testing/selftests/net/Makefile @@ -96,6 +96,7 @@ TEST_PROGS += test_bridge_backup_port.sh TEST_PROGS += fdb_flush.sh fdb_notify.sh TEST_PROGS += fq_band_pktlimit.sh TEST_PROGS += vlan_hw_filter.sh +TEST_PROGS += vlan_bridge_binding.sh TEST_PROGS += bpf_offload.py TEST_PROGS += ipv6_route_update_soft_lockup.sh TEST_PROGS += busy_poll_test.sh diff --git a/tools/testing/selftests/net/vlan_bridge_binding.sh b/tools/testing/selftests/net/vlan_bridge_binding.sh new file mode 100755 index 000000000000..e7cb8c678bde --- /dev/null +++ b/tools/testing/selftests/net/vlan_bridge_binding.sh @@ -0,0 +1,256 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +source lib.sh + +ALL_TESTS=" + test_binding_on + test_binding_off + test_binding_toggle_on + test_binding_toggle_off + test_binding_toggle_on_when_upper_down + test_binding_toggle_off_when_upper_down + test_binding_toggle_on_when_lower_down + test_binding_toggle_off_when_lower_down +" + +setup_prepare() +{ + local port + + ip_link_add br up type bridge vlan_filtering 1 + + for port in d1 d2 d3; do + ip_link_add $port type veth peer name r$port + ip_link_set_up $port + ip_link_set_up r$port + ip_link_set_master $port br + done + + bridge_vlan_add vid 11 dev br self + bridge_vlan_add vid 11 dev d1 master + + bridge_vlan_add vid 12 dev br self + bridge_vlan_add vid 12 dev d2 master + + bridge_vlan_add vid 13 dev br self + bridge_vlan_add vid 13 dev d1 master + bridge_vlan_add vid 13 dev d2 master + + bridge_vlan_add vid 14 dev br self + bridge_vlan_add vid 14 dev d1 master + bridge_vlan_add vid 14 dev d2 master + bridge_vlan_add vid 14 dev d3 master +} + +operstate_is() +{ + local dev=$1; shift + local expect=$1; shift + + local operstate=$(ip -j link show $dev | jq -r .[].operstate) + if [[ $operstate == UP ]]; then + operstate=1 + elif [[ $operstate == DOWN || $operstate == LOWERLAYERDOWN ]]; then + operstate=0 + fi + echo -n $operstate + [[ $operstate == $expect ]] +} + +check_operstate() +{ + local dev=$1; shift + local expect=$1; shift + local operstate + + operstate=$(busywait 1000 \ + operstate_is "$dev" "$expect") + check_err $? "Got operstate of $operstate, expected $expect" +} + +add_one_vlan() +{ + local link=$1; shift + local id=$1; shift + + ip_link_add $link.$id link $link type vlan id $id "$@" +} + +add_vlans() +{ + add_one_vlan br 11 "$@" + add_one_vlan br 12 "$@" + add_one_vlan br 13 "$@" + add_one_vlan br 14 "$@" +} + +set_vlans() +{ + ip link set dev br.11 "$@" + ip link set dev br.12 "$@" + ip link set dev br.13 "$@" + ip link set dev br.14 "$@" +} + +down_netdevs() +{ + local dev + + for dev in "$@"; do + ip_link_set_down $dev + done +} + +check_operstates() +{ + local opst_11=$1; shift + local opst_12=$1; shift + local opst_13=$1; shift + local opst_14=$1; shift + + check_operstate br.11 $opst_11 + check_operstate br.12 $opst_12 + check_operstate br.13 $opst_13 + check_operstate br.14 $opst_14 +} + +do_test_binding() +{ + local inject=$1; shift + local what=$1; shift + local opsts_d1=$1; shift + local opsts_d2=$1; shift + local opsts_d12=$1; shift + local opsts_d123=$1; shift + + RET=0 + + defer_scope_push + down_netdevs d1 + $inject + check_operstates $opsts_d1 + defer_scope_pop + + defer_scope_push + down_netdevs d2 + $inject + check_operstates $opsts_d2 + defer_scope_pop + + defer_scope_push + down_netdevs d1 d2 + $inject + check_operstates $opsts_d12 + defer_scope_pop + + defer_scope_push + down_netdevs d1 d2 d3 + $inject + check_operstates $opsts_d123 + defer_scope_pop + + log_test "Test bridge_binding $what" +} + +do_test_binding_on() +{ + local inject=$1; shift + local what=$1; shift + + do_test_binding "$inject" "$what" \ + "0 1 1 1" \ + "1 0 1 1" \ + "0 0 0 1" \ + "0 0 0 0" +} + +do_test_binding_off() +{ + local inject=$1; shift + local what=$1; shift + + do_test_binding "$inject" "$what" \ + "1 1 1 1" \ + "1 1 1 1" \ + "1 1 1 1" \ + "0 0 0 0" +} + +test_binding_on() +{ + add_vlans bridge_binding on + set_vlans up + do_test_binding_on : "on" +} + +test_binding_off() +{ + add_vlans bridge_binding off + set_vlans up + do_test_binding_off : "off" +} + +test_binding_toggle_on() +{ + add_vlans bridge_binding off + set_vlans up + set_vlans type vlan bridge_binding on + do_test_binding_on : "off->on" +} + +test_binding_toggle_off() +{ + add_vlans bridge_binding on + set_vlans up + set_vlans type vlan bridge_binding off + do_test_binding_off : "on->off" +} + +dfr_set_binding_on() +{ + set_vlans type vlan bridge_binding on + defer set_vlans type vlan bridge_binding off +} + +dfr_set_binding_off() +{ + set_vlans type vlan bridge_binding off + defer set_vlans type vlan bridge_binding on +} + +test_binding_toggle_on_when_lower_down() +{ + add_vlans bridge_binding off + set_vlans up + do_test_binding_on dfr_set_binding_on "off->on when lower down" +} + +test_binding_toggle_off_when_lower_down() +{ + add_vlans bridge_binding on + set_vlans up + do_test_binding_off dfr_set_binding_off "on->off when lower down" +} + +test_binding_toggle_on_when_upper_down() +{ + add_vlans bridge_binding off + set_vlans type vlan bridge_binding on + set_vlans up + do_test_binding_on : "off->on when upper down" +} + +test_binding_toggle_off_when_upper_down() +{ + add_vlans bridge_binding on + set_vlans type vlan bridge_binding off + set_vlans up + do_test_binding_off : "on->off when upper down" +} + +trap defer_scopes_cleanup EXIT +setup_prepare +tests_run + +exit $EXIT_STATUS