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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Jiri Pirko , Shuah Khan , Jonathan Toppins , linux-kselftest@vger.kernel.org Subject: [PATCH net v2 3/3] net: Add tests for bonding and team address list management Date: Fri, 2 Sep 2022 10:45:16 +0900 Message-Id: <20220902014516.184930-4-bpoirier@nvidia.com> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220902014516.184930-1-bpoirier@nvidia.com> References: <20220902014516.184930-1-bpoirier@nvidia.com> X-ClientProxiedBy: TYAPR01CA0225.jpnprd01.prod.outlook.com (2603:1096:404:11e::21) To MN2PR12MB4373.namprd12.prod.outlook.com (2603:10b6:208:261::8) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 29ba24d6-97ac-4de3-9c87-08da8c84ea66 X-MS-TrafficTypeDiagnostic: SA1PR12MB6728:EE_ X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:MN2PR12MB4373.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230016)(4636009)(366004)(346002)(39860400002)(396003)(376002)(136003)(8936002)(5660300002)(6916009)(66946007)(66556008)(66476007)(8676002)(2906002)(36756003)(4326008)(316002)(54906003)(478600001)(7416002)(6486002)(41300700001)(83380400001)(26005)(6512007)(86362001)(6506007)(2616005)(186003)(1076003)(38100700002);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 29ba24d6-97ac-4de3-9c87-08da8c84ea66 X-MS-Exchange-CrossTenant-AuthSource: MN2PR12MB4373.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Sep 2022 01:46:12.5479 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: bUjQBuY7Rwr+FvLDqXEtaMWSs9VTv+AHTDouvw42xojUlbAjJL5OEzgqBiXohy63JY6fHDbslvuzUCe1DPvTwg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB6728 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Test that the bonding and team drivers clean up an underlying device's address lists (dev->uc, dev->mc) when the aggregated device is deleted. Test addition and removal of the LACPDU multicast address on underlying devices by the bonding driver. v2: * add lag_lib.sh to TEST_FILES Signed-off-by: Benjamin Poirier --- MAINTAINERS | 1 + tools/testing/selftests/Makefile | 1 + .../selftests/drivers/net/bonding/Makefile | 5 +- .../selftests/drivers/net/bonding/config | 1 + .../drivers/net/bonding/dev_addr_lists.sh | 89 +++++++++++++++++++ .../selftests/drivers/net/bonding/lag_lib.sh | 63 +++++++++++++ .../selftests/drivers/net/team/Makefile | 6 ++ .../testing/selftests/drivers/net/team/config | 3 + .../drivers/net/team/dev_addr_lists.sh | 51 +++++++++++ 9 files changed, 219 insertions(+), 1 deletion(-) create mode 100755 tools/testing/selftests/drivers/net/bonding/dev_addr_lists.sh create mode 100644 tools/testing/selftests/drivers/net/bonding/lag_lib.sh create mode 100644 tools/testing/selftests/drivers/net/team/Makefile create mode 100644 tools/testing/selftests/drivers/net/team/config create mode 100755 tools/testing/selftests/drivers/net/team/dev_addr_lists.sh diff --git a/MAINTAINERS b/MAINTAINERS index 589517372408..4194f44e7bb9 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -19937,6 +19937,7 @@ S: Supported F: drivers/net/team/ F: include/linux/if_team.h F: include/uapi/linux/if_team.h +F: tools/testing/selftests/net/team/ TECHNOLOGIC SYSTEMS TS-5500 PLATFORM SUPPORT M: "Savoir-faire Linux Inc." diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile index c2064a35688b..1fc89b8ef433 100644 --- a/tools/testing/selftests/Makefile +++ b/tools/testing/selftests/Makefile @@ -13,6 +13,7 @@ TARGETS += damon TARGETS += drivers/dma-buf TARGETS += drivers/s390x/uvdevice TARGETS += drivers/net/bonding +TARGETS += drivers/net/team TARGETS += efivarfs TARGETS += exec TARGETS += filesystems diff --git a/tools/testing/selftests/drivers/net/bonding/Makefile b/tools/testing/selftests/drivers/net/bonding/Makefile index ab6c54b12098..0f9659407969 100644 --- a/tools/testing/selftests/drivers/net/bonding/Makefile +++ b/tools/testing/selftests/drivers/net/bonding/Makefile @@ -1,6 +1,9 @@ # SPDX-License-Identifier: GPL-2.0 # Makefile for net selftests -TEST_PROGS := bond-break-lacpdu-tx.sh +TEST_PROGS := bond-break-lacpdu-tx.sh \ + dev_addr_lists.sh + +TEST_FILES := lag_lib.sh include ../../../lib.mk diff --git a/tools/testing/selftests/drivers/net/bonding/config b/tools/testing/selftests/drivers/net/bonding/config index dc1c22de3c92..70638fa50b2c 100644 --- a/tools/testing/selftests/drivers/net/bonding/config +++ b/tools/testing/selftests/drivers/net/bonding/config @@ -1 +1,2 @@ CONFIG_BONDING=y +CONFIG_MACVLAN=y diff --git a/tools/testing/selftests/drivers/net/bonding/dev_addr_lists.sh b/tools/testing/selftests/drivers/net/bonding/dev_addr_lists.sh new file mode 100755 index 000000000000..47ad6f22c15b --- /dev/null +++ b/tools/testing/selftests/drivers/net/bonding/dev_addr_lists.sh @@ -0,0 +1,89 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 +# +# Test bond device handling of addr lists (dev->uc, mc) +# + +ALL_TESTS=" + bond_cleanup_mode1 + bond_cleanup_mode4 + bond_listen_lacpdu_multicast +" + +REQUIRE_MZ=no +NUM_NETIFS=0 +lib_dir=$(dirname "$0") +source "$lib_dir"/../../../net/forwarding/lib.sh + +source "$lib_dir"/lag_lib.sh + + +destroy() +{ + local ifnames=(dummy1 dummy2 bond1 mv0) + local ifname + + for ifname in "${ifnames[@]}"; do + ip link del "$ifname" &>/dev/null + done +} + +cleanup() +{ + pre_cleanup + + destroy +} + + +# bond driver control paths vary between modes that have a primary slave +# (bond_uses_primary()) and others. Test both kinds of modes. + +bond_cleanup_mode1() +{ + RET=0 + + test_LAG_cleanup "bonding" "active-backup" +} + +bond_cleanup_mode4() { + RET=0 + + test_LAG_cleanup "bonding" "802.3ad" +} + +bond_listen_lacpdu_multicast() +{ + RET=0 + + local lacpdu_mc="01:80:c2:00:00:02" + + ip link add dummy1 type dummy + ip link add bond1 up type bond mode 802.3ad + ip link set dev dummy1 master bond1 + ip link set dev dummy1 up + + grep_bridge_fdb "$lacpdu_mc" bridge fdb show brport dummy1 >/dev/null + check_err $? "LACPDU multicast address not present on slave (1)" + + ip link set dev bond1 down + + not grep_bridge_fdb "$lacpdu_mc" bridge fdb show brport dummy1 >/dev/null + check_err $? "LACPDU multicast address still present on slave" + + ip link set dev bond1 up + + grep_bridge_fdb "$lacpdu_mc" bridge fdb show brport dummy1 >/dev/null + check_err $? "LACPDU multicast address not present on slave (2)" + + cleanup + + log_test "Bond adds LACPDU multicast address to slave" +} + + +trap cleanup EXIT + +tests_run + +exit "$EXIT_STATUS" diff --git a/tools/testing/selftests/drivers/net/bonding/lag_lib.sh b/tools/testing/selftests/drivers/net/bonding/lag_lib.sh new file mode 100644 index 000000000000..51458f1da035 --- /dev/null +++ b/tools/testing/selftests/drivers/net/bonding/lag_lib.sh @@ -0,0 +1,63 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 + +# Test that a link aggregation device (bonding, team) removes the hardware +# addresses that it adds on its underlying devices. +test_LAG_cleanup() +{ + local driver="$1" + local mode="$2" + local ucaddr="02:00:00:12:34:56" + local addr6="fe80::78:9abc/64" + local mcaddr="33:33:ff:78:9a:bc" + local name + + ip link add dummy1 type dummy + ip link add dummy2 type dummy + if [ "$driver" = "bonding" ]; then + name="bond1" + ip link add "$name" up type bond mode "$mode" + ip link set dev dummy1 master "$name" + ip link set dev dummy2 master "$name" + elif [ "$driver" = "team" ]; then + name="team0" + teamd -d -c ' + { + "device": "'"$name"'", + "runner": { + "name": "'"$mode"'" + }, + "ports": { + "dummy1": + {}, + "dummy2": + {} + } + } + ' + ip link set dev "$name" up + else + check_err 1 + log_test test_LAG_cleanup ": unknown driver \"$driver\"" + return + fi + + ip link set dev dummy1 up + ip link set dev dummy2 up + # Used to test dev->uc handling + ip link add mv0 link "$name" up address "$ucaddr" type macvlan + # Used to test dev->mc handling + ip address add "$addr6" dev "$name" + ip link set dev "$name" down + ip link del "$name" + + not grep_bridge_fdb "$ucaddr" bridge fdb show >/dev/null + check_err $? "macvlan unicast address still present on a slave" + + not grep_bridge_fdb "$mcaddr" bridge fdb show >/dev/null + check_err $? "IPv6 solicited-node multicast mac address still present on a slave" + + cleanup + + log_test "$driver cleanup mode $mode" +} diff --git a/tools/testing/selftests/drivers/net/team/Makefile b/tools/testing/selftests/drivers/net/team/Makefile new file mode 100644 index 000000000000..642d8df1c137 --- /dev/null +++ b/tools/testing/selftests/drivers/net/team/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0 +# Makefile for net selftests + +TEST_PROGS := dev_addr_lists.sh + +include ../../../lib.mk diff --git a/tools/testing/selftests/drivers/net/team/config b/tools/testing/selftests/drivers/net/team/config new file mode 100644 index 000000000000..265b6882cc21 --- /dev/null +++ b/tools/testing/selftests/drivers/net/team/config @@ -0,0 +1,3 @@ +CONFIG_NET_TEAM=y +CONFIG_NET_TEAM_MODE_LOADBALANCE=y +CONFIG_MACVLAN=y diff --git a/tools/testing/selftests/drivers/net/team/dev_addr_lists.sh b/tools/testing/selftests/drivers/net/team/dev_addr_lists.sh new file mode 100755 index 000000000000..debda7262956 --- /dev/null +++ b/tools/testing/selftests/drivers/net/team/dev_addr_lists.sh @@ -0,0 +1,51 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 +# +# Test team device handling of addr lists (dev->uc, mc) +# + +ALL_TESTS=" + team_cleanup +" + +REQUIRE_MZ=no +NUM_NETIFS=0 +lib_dir=$(dirname "$0") +source "$lib_dir"/../../../net/forwarding/lib.sh + +source "$lib_dir"/../bonding/lag_lib.sh + + +destroy() +{ + local ifnames=(dummy0 dummy1 team0 mv0) + local ifname + + for ifname in "${ifnames[@]}"; do + ip link del "$ifname" &>/dev/null + done +} + +cleanup() +{ + pre_cleanup + + destroy +} + + +team_cleanup() +{ + RET=0 + + test_LAG_cleanup "team" "lacp" +} + + +require_command teamd + +trap cleanup EXIT + +tests_run + +exit "$EXIT_STATUS"