From patchwork Tue Dec 27 15:30:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Jiale, SongX" X-Patchwork-Id: 121405 Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id B8DCEA0540; Tue, 27 Dec 2022 08:32:56 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 4B16041181; Tue, 27 Dec 2022 08:32:56 +0100 (CET) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by mails.dpdk.org (Postfix) with ESMTP id 0BB2340E2D for ; Tue, 27 Dec 2022 08:32:54 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1672126375; x=1703662375; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Q+UKgJqDJ4eRj6uB8rzleVZfq3IKCyG3DbeTqQqyMF8=; b=YfsUAQ18Lv+dxYoDPgq+muZAj5olj2h3PpI0SbGz2ceq97UxU7fDI1ZH 6UM0qser6dieGT3raQh8AjBZVuZ+bu9RtlSNUoh6ocTOEw93N9rQgfsjY JuXyT4JjME69L90LT59CZOfMgd2cxRKiVFGtzQAeORiMAb/ooqRKOHvev BJX67WYDacXG3q/iW6F/jkHwizmo54GD0s6Vwu/tRupO7w9xeCubuez6q 6NSOwX6TossJk/ZzW7yfBBTRmVH1nuloBlvAHiteLuzuy9gYjc90IqzLP MZZK/YR2eFId4nAjdVF42I0VsDsXUsbWn8EbtiKXzkJXoJMySNNLJlFM4 A==; X-IronPort-AV: E=McAfee;i="6500,9779,10572"; a="347853846" X-IronPort-AV: E=Sophos;i="5.96,277,1665471600"; d="scan'208";a="347853846" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Dec 2022 23:32:54 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10572"; a="777073939" X-IronPort-AV: E=Sophos;i="5.96,277,1665471600"; d="scan'208";a="777073939" Received: from unknown (HELO localhost.localdomain) ([10.239.252.20]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Dec 2022 23:32:52 -0800 From: Song Jiale To: dts@dpdk.org Cc: Song Jiale , Jin Ling Subject: [dts] [PATCH V1 2/2] test_plans/multiprocess_iavf: add 2 cases Date: Tue, 27 Dec 2022 15:30:46 +0000 Message-Id: <20221227153046.505885-2-songx.jiale@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221227153046.505885-1-songx.jiale@intel.com> References: <20221227153046.505885-1-songx.jiale@intel.com> MIME-Version: 1.0 X-BeenThere: dts@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: test suite reviews and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dts-bounces@dpdk.org in DPDK multiprocess, all operations done by the secondary process on the hardware are invalid. so action 'port stop' and 'port reset' only work in primary process. add 2 cases to test it. Signed-off-by: Jin Ling --- test_plans/multiprocess_iavf_test_plan.rst | 142 ++++++++++++++++++++- 1 file changed, 141 insertions(+), 1 deletion(-) diff --git a/test_plans/multiprocess_iavf_test_plan.rst b/test_plans/multiprocess_iavf_test_plan.rst index 2f5ae54a..f28f2042 100644 --- a/test_plans/multiprocess_iavf_test_plan.rst +++ b/test_plans/multiprocess_iavf_test_plan.rst @@ -47,6 +47,9 @@ twice - once as a primary instance, and once as a secondary instance. Messages are sent from primary to secondary and vice versa, demonstrating the processes are sharing memory and can communicate using rte_ring structures. +In DPDK multprocess, all operations done by the secondary process on the hardware are invalid +So action `port stop` and `port reset` only work in primary process. + Prerequisites ------------- @@ -54,9 +57,11 @@ If using vfio the kernel must be >= 3.6+ and VT-d must be enabled in bios.When using vfio, use the following commands to load the vfio driver and bind it to the device under test:: + echo 1 > /sys/bus/pci/devices/0000:17:00.0/sriov_numvfs + ip link set ens9 vf0 mac 00:11:22:33:44:55 modprobe vfio modprobe vfio-pci - usertools/dpdk-devbind.py --bind=vfio-pci device_bus_id + usertools/dpdk-devbind.py --bind=vfio-pci {vf_pci} Assuming that a DPDK build has been set up and the multi-process sample applications have been built. @@ -948,3 +953,138 @@ Test Case: test_multiprocess_negative_exceed_process_num the first and second processes should be launched successfully the third process should be launched failed and output should contain the following string: 'multi-process option proc-id(2) should be less than num-procs(2)' + +Test Case: test_multiprocess_port_stop +====================================== +Subcase 1: primary_port_stop +---------------------------- +test steps +~~~~~~~~~~ + +1. Launch the app ``testpmd``, start 2 process with the following arguments:: + + ./dpdk-testpmd -l 1,2 --proc-type=auto -a 0000:17:01.0 --log-level=ice,7 -- -i --rxq=8 --txq=8 --num-procs=2 --proc-id=0 + ./dpdk-testpmd -l 3,4 --proc-type=auto -a 0000:17:01.0 --log-level=ice,7 -- -i --rxq=8 --txq=8 --num-procs=2 --proc-id=1 + +2. stop port in secondary process and start fwd in primary:: + + secondary process: + testpmd> port stop 0 + + primary process: + testpmd> set fwd rxonly + testpmd> set verbose 1 + testpmd> start + +3. send 1 packet from scapy:: + + >>> sendp([Ether(dst="00:11:22:33:44:55", src="52:00:00:00:00:00")/IP()/Raw(load="P"*20)], iface="ens6") + +expected result +~~~~~~~~~~~~~~~ + +Check that one packet was received in primary process:: + + primary process: + testpmd> stop + + ---------------------- Forward statistics for port 0 ---------------------- + RX-packets: 1 RX-dropped: 0 RX-total: 1 + TX-packets: 0 TX-dropped: 0 TX-total: 0 + ---------------------------------------------------------------------------- + +Subcase 2:secondary_port_stop +------------------------------ +test steps +~~~~~~~~~~ + +1. Launch the app ``testpmd``, start 2 process with the following arguments:: + + ./dpdk-testpmd -l 1,2 --proc-type=auto -a 0000:17:01.0 --log-level=ice,7 -- -i --rxq=8 --txq=8 --num-procs=2 --proc-id=0 + ./dpdk-testpmd -l 3,4 --proc-type=auto -a 0000:17:01.0 --log-level=ice,7 -- -i --rxq=8 --txq=8 --num-procs=2 --proc-id=1 + +2. stop port in primary process and start fwd in secondary:: + + primary process: + testpmd> port stop 0 + + secondary process: + testpmd> set fwd rxonly + testpmd> set verbose 1 + testpmd> start + +3. send 1 packet from scapy:: + + >>> sendp([Ether(dst="00:11:22:33:44:55", src="52:00:00:00:00:00")/IP()/Raw(load="P"*20)], iface="ens6") + +expected result +~~~~~~~~~~~~~~~ + + Check that no packet was received. + + secondary process:: + + testpmd> stop + Telling cores to stop... + Waiting for lcores to finish... + + ---------------------- Forward statistics for port 0 ---------------------- + RX-packets: 0 RX-dropped: 1 RX-total: 1 + TX-packets: 0 TX-dropped: 0 TX-total: 0 + ---------------------------------------------------------------------------- + + +TestCase: test_multiprocess_vf_reset +==================================== +Subcase 1: primary_port_reset +----------------------------- +test steps +~~~~~~~~~~ + +1. Launch the app ``testpmd``, start 2 process with rxq/txq set as 8 (proc_id:0~1, queue id:0~7) with the following arguments:: + + ./dpdk-testpmd -l 1,2 --proc-type=auto -a 0000:17:01.0 --log-level=ice,7 -- -i --rxq=8 --txq=8 --num-procs=2 --proc-id=0 + ./dpdk-testpmd -l 3,4 --proc-type=auto -a 0000:17:01.0 --log-level=ice,7 -- -i --rxq=8 --txq=8 --num-procs=2 --proc-id=1 + + +2. reset port in primary when secondary is running:: + + primary process: + testpmd> port stop 0 + testpmd> port reset 0 + + +expected result +~~~~~~~~~~~~~~~ + +secondary process & primary process:: + + testpmd>show port info 0 + + Check that link status of port 0 is `down` + + +Subcase 2: secondary_port_reset +------------------------------- +test steps +~~~~~~~~~~ + +1. Launch the app ``testpmd``, start 2 process with rxq/txq set as 8 (proc_id:0~1, queue id:0~7) with the following arguments:: + + ./dpdk-testpmd -l 1,2 --proc-type=auto -a 0000:17:01.0 --log-level=ice,7 -- -i --rxq=8 --txq=8 --num-procs=2 --proc-id=0 + ./dpdk-testpmd -l 3,4 --proc-type=auto -a 0000:17:01.0 --log-level=ice,7 -- -i --rxq=8 --txq=8 --num-procs=2 --proc-id=1 + +2. reset port in secondary when primary is running:: + + secondary process: + testpmd> port stop 0 + testpmd> port reset 0 + +expected result +~~~~~~~~~~~~~~~ + +primary process & secondary process:: + + testpmd> show port info 0 + + Check that link status of port 0 is `up` \ No newline at end of file