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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , CC: , Shuah Khan , "Benjamin Poirier" , Hangbin Liu , "Vladimir Oltean" , Ido Schimmel , "Przemek Kitszel" , Petr Machata , Willem de Bruijn , Subject: [PATCH net-next v2 05/10] selftests: TBF: Use defer for test cleanup Date: Thu, 17 Oct 2024 11:45:47 +0200 Message-ID: X-Mailer: git-send-email 2.47.0 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: rnnvmail201.nvidia.com (10.129.68.8) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SN1PEPF0002636E:EE_|IA1PR12MB7518:EE_ X-MS-Office365-Filtering-Correlation-Id: 5eecb860-5e58-44ab-6b30-08dcee90b7b4 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700013|7416014|376014|82310400026; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(36860700013)(7416014)(376014)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Oct 2024 09:47:30.2961 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 5eecb860-5e58-44ab-6b30-08dcee90b7b4 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF0002636E.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB7518 Use the defer framework to schedule cleanups as soon as the command is executed. Signed-off-by: Petr Machata --- .../selftests/net/forwarding/sch_tbf_core.sh | 91 ++++++------------- .../net/forwarding/sch_tbf_etsprio.sh | 7 +- .../selftests/net/forwarding/sch_tbf_root.sh | 3 +- 3 files changed, 36 insertions(+), 65 deletions(-) diff --git a/tools/testing/selftests/net/forwarding/sch_tbf_core.sh b/tools/testing/selftests/net/forwarding/sch_tbf_core.sh index 9cd884d4a5de..ec309a5086bc 100644 --- a/tools/testing/selftests/net/forwarding/sch_tbf_core.sh +++ b/tools/testing/selftests/net/forwarding/sch_tbf_core.sh @@ -60,68 +60,65 @@ host_create() local host=$1; shift simple_if_init $dev + defer simple_if_fini $dev + mtu_set $dev 10000 + defer mtu_restore $dev vlan_create $dev 10 v$dev $(ipaddr $host 10)/28 + defer vlan_destroy $dev 10 ip link set dev $dev.10 type vlan egress 0:0 vlan_create $dev 11 v$dev $(ipaddr $host 11)/28 + defer vlan_destroy $dev 11 ip link set dev $dev.11 type vlan egress 0:1 } -host_destroy() -{ - local dev=$1; shift - - vlan_destroy $dev 11 - vlan_destroy $dev 10 - mtu_restore $dev - simple_if_fini $dev -} - h1_create() { host_create $h1 1 } -h1_destroy() -{ - host_destroy $h1 -} - h2_create() { host_create $h2 2 tc qdisc add dev $h2 clsact + defer tc qdisc del dev $h2 clsact + tc filter add dev $h2 ingress pref 1010 prot 802.1q \ flower $TCFLAGS vlan_id 10 action pass tc filter add dev $h2 ingress pref 1011 prot 802.1q \ flower $TCFLAGS vlan_id 11 action pass } -h2_destroy() -{ - tc qdisc del dev $h2 clsact - host_destroy $h2 -} - switch_create() { local intf local vlan ip link add dev br10 type bridge + defer ip link del dev br10 + ip link add dev br11 type bridge + defer ip link del dev br11 for intf in $swp1 $swp2; do ip link set dev $intf up + defer ip link set dev $intf down + mtu_set $intf 10000 + defer mtu_restore $intf for vlan in 10 11; do vlan_create $intf $vlan + defer vlan_destroy $intf $vlan + ip link set dev $intf.$vlan master br$vlan + defer ip link set dev $intf.$vlan nomaster + ip link set dev $intf.$vlan up + defer ip link set dev $intf.$vlan down done done @@ -130,34 +127,10 @@ switch_create() done ip link set dev br10 up + defer ip link set dev br10 down + ip link set dev br11 up -} - -switch_destroy() -{ - local intf - local vlan - - # A test may have been interrupted mid-run, with Qdisc installed. Delete - # it here. - tc qdisc del dev $swp2 root 2>/dev/null - - ip link set dev br11 down - ip link set dev br10 down - - for intf in $swp2 $swp1; do - for vlan in 11 10; do - ip link set dev $intf.$vlan down - ip link set dev $intf.$vlan nomaster - vlan_destroy $intf $vlan - done - - mtu_restore $intf - ip link set dev $intf down - done - - ip link del dev br11 - ip link del dev br10 + defer ip link set dev br11 down } setup_prepare() @@ -177,23 +150,13 @@ setup_prepare() h2_mac=$(mac_get $h2) vrf_prepare + defer vrf_cleanup h1_create h2_create switch_create } -cleanup() -{ - pre_cleanup - - switch_destroy - h2_destroy - h1_destroy - - vrf_cleanup -} - ping_ipv4() { ping_test $h1.10 $(ipaddr 2 10) " vlan 10" @@ -207,18 +170,18 @@ tbf_get_counter() tc_rule_stats_get $h2 10$vlan ingress .bytes } -do_tbf_test() +__tbf_test() { local vlan=$1; shift local mbit=$1; shift start_traffic $h1.$vlan $(ipaddr 1 $vlan) $(ipaddr 2 $vlan) $h2_mac + defer stop_traffic $! sleep 5 # Wait for the burst to dwindle local t2=$(busywait_for_counter 1000 +1 tbf_get_counter $vlan) sleep 10 local t3=$(tbf_get_counter $vlan) - stop_traffic RET=0 @@ -231,3 +194,9 @@ do_tbf_test() log_test "TC $((vlan - 10)): TBF rate ${mbit}Mbit" } + +do_tbf_test() +{ + in_defer_scope \ + __tbf_test "$@" +} diff --git a/tools/testing/selftests/net/forwarding/sch_tbf_etsprio.sh b/tools/testing/selftests/net/forwarding/sch_tbf_etsprio.sh index df9bcd6a811a..c182a04282bc 100644 --- a/tools/testing/selftests/net/forwarding/sch_tbf_etsprio.sh +++ b/tools/testing/selftests/net/forwarding/sch_tbf_etsprio.sh @@ -30,8 +30,9 @@ tbf_test() # This test is used for both ETS and PRIO. Even though we only need two # bands, PRIO demands a minimum of three. tc qdisc add dev $swp2 root handle 10: $QDISC 3 priomap 2 1 0 + defer tc qdisc del dev $swp2 root + tbf_test_one 128K - tc qdisc del dev $swp2 root } tbf_root_test() @@ -42,6 +43,8 @@ tbf_root_test() tc qdisc replace dev $swp2 root handle 1: \ tbf rate 400Mbit burst $bs limit 1M + defer tc qdisc del dev $swp2 root + tc qdisc replace dev $swp2 parent 1:1 handle 10: \ $QDISC 3 priomap 2 1 0 tc qdisc replace dev $swp2 parent 10:3 handle 103: \ @@ -53,8 +56,6 @@ tbf_root_test() do_tbf_test 10 400 $bs do_tbf_test 11 400 $bs - - tc qdisc del dev $swp2 root } if type -t sch_tbf_pre_hook >/dev/null; then diff --git a/tools/testing/selftests/net/forwarding/sch_tbf_root.sh b/tools/testing/selftests/net/forwarding/sch_tbf_root.sh index 96c997be0d03..9f20320f8d84 100755 --- a/tools/testing/selftests/net/forwarding/sch_tbf_root.sh +++ b/tools/testing/selftests/net/forwarding/sch_tbf_root.sh @@ -14,13 +14,14 @@ tbf_test_one() tc qdisc replace dev $swp2 root handle 108: tbf \ rate 400Mbit burst $bs limit 1M + defer tc qdisc del dev $swp2 root + do_tbf_test 10 400 $bs } tbf_test() { tbf_test_one 128K - tc qdisc del dev $swp2 root } if type -t sch_tbf_pre_hook >/dev/null; then