From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id E9E3145D32; Mon, 18 Nov 2024 20:59:10 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B435C40A7F; Mon, 18 Nov 2024 20:59:10 +0100 (CET) Received: from mail-qk1-f169.google.com (mail-qk1-f169.google.com [209.85.222.169]) by mails.dpdk.org (Postfix) with ESMTP id 140BA40664 for ; Mon, 18 Nov 2024 20:59:10 +0100 (CET) Received: by mail-qk1-f169.google.com with SMTP id af79cd13be357-7b153047b29so6785585a.3 for ; Mon, 18 Nov 2024 11:59:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=iol.unh.edu; s=unh-iol; t=1731959949; x=1732564749; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=IastWzhVQkkdwjTvj/hZ/ixq3AyDzzhipdjz0iczsrk=; b=iHyb50SSjD1Gc4I9cOQtdICXKi7Pp8gTB7K2ZDV1Lb6lz4sCfZnQnyYWOuR+GjrdGZ 69Li59TjZLVu2NK2HIuV4eNFPwfALX981HZFJpRxCntycxTAB+VO4uF19T7krZ5O1QxA 1piXB1woKeoMDpUd1fXl9xhq6hzJA0yKT8oSc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1731959949; x=1732564749; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=IastWzhVQkkdwjTvj/hZ/ixq3AyDzzhipdjz0iczsrk=; b=IGNx9+7o4BNZNA9omhpMgF7k2VjBX+6hx1b7qReinL2iTSHstNIw0usztrxcAfgBFh oeVnEnad9Px81Th40ENqFpnNSb4MUQqUkslfJJGinz5BXZbmMOxhyd3EfyABP4BmwIlg XlyI+fmQSiSQx00VUEocI5e/Gy14CI4m3RBSIP1FuURK7sckzlUajI99qhVnaFYL8eqJ jMmGLU5xqoMcSnt/6ozWARvLf7G7j7kcdal3BCKylIHIcCmQraL28rvIBPxxmTebS2Tw m6NXEh8gHhsEAeE/2Js4BStcZdYaS8GtBMkyly0uO3ndFLaYqw6ID2w0QEJu9C9u6wQo Vbdw== X-Gm-Message-State: AOJu0Yxny9G6Yxtglwu94kPBxBFvQXrX4VbLomBP4gQEMf6Wav1Z3O5W i09HUW1spgQSoWGZBJLE9gzGV11sSqSpvxKTrKe54p4WxDWx7+DfNMK36gq+GoI= X-Google-Smtp-Source: AGHT+IFGXbtOnWUxNSwBI8TN9AmEFjV2ePiCWB5Uksvvrtpeq/CPwoH5LeQupSg/BPQ5JqwFzBIt5g== X-Received: by 2002:a05:620a:4142:b0:7a9:b021:ee6 with SMTP id af79cd13be357-7b3622bff30mr2148497385a.11.1731959949336; Mon, 18 Nov 2024 11:59:09 -0800 (PST) Received: from dean-laptop.iol.unh.edu ([2606:4100:3880:1271:f9bd:24da:464d:6294]) by smtp.gmail.com with ESMTPSA id af79cd13be357-7b37a89855csm20531585a.95.2024.11.18.11.59.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Nov 2024 11:59:08 -0800 (PST) From: Dean Marx To: probb@iol.unh.edu, npratte@iol.unh.edu, luca.vizzarro@arm.com, yoan.picchi@foss.arm.com, Honnappa.Nagarahalli@arm.com, paul.szczepanek@arm.com Cc: dev@dpdk.org, Dean Marx , Jeremy Spewock Subject: [PATCH v11] dts: port over queue start/stop suite Date: Mon, 18 Nov 2024 14:59:29 -0500 Message-ID: <20241118195929.13730-1-dmarx@iol.unh.edu> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20241008214803.19208-2-dmarx@iol.unh.edu> References: <20241008214803.19208-2-dmarx@iol.unh.edu> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org This suite tests the ability of the Poll Mode Driver to enable and disable Rx/Tx queues on a port. Depends-on: patch-144442 ("dts: add port queue modification and forwarding stats to testpmd") Signed-off-by: Dean Marx Reviewed-by: Jeremy Spewock --- dts/framework/config/conf_yaml_schema.json | 3 +- dts/tests/TestSuite_queue_start_stop.py | 89 ++++++++++++++++++++++ 2 files changed, 91 insertions(+), 1 deletion(-) create mode 100644 dts/tests/TestSuite_queue_start_stop.py diff --git a/dts/framework/config/conf_yaml_schema.json b/dts/framework/config/conf_yaml_schema.json index df390e8ae2..12a4a26dc8 100644 --- a/dts/framework/config/conf_yaml_schema.json +++ b/dts/framework/config/conf_yaml_schema.json @@ -187,7 +187,8 @@ "enum": [ "hello_world", "os_udp", - "pmd_buffer_scatter" + "pmd_buffer_scatter", + "queue_start_stop" ] }, "test_target": { diff --git a/dts/tests/TestSuite_queue_start_stop.py b/dts/tests/TestSuite_queue_start_stop.py new file mode 100644 index 0000000000..389030ae8c --- /dev/null +++ b/dts/tests/TestSuite_queue_start_stop.py @@ -0,0 +1,89 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(c) 2024 University of New Hampshire + +"""Rx/Tx queue start and stop functionality suite. + +This suite tests the ability of the poll mode driver to start and +stop either the Rx or Tx queue (depending on the port) during runtime, +and verify that packets are not received when one is disabled. + +Given a paired port topology, the Rx queue will be disabled on port 0, +and the Tx queue will be disabled on port 1. + +""" + +from scapy.layers.inet import IP # type: ignore[import-untyped] +from scapy.layers.l2 import Ether # type: ignore[import-untyped] +from scapy.packet import Raw # type: ignore[import-untyped] + +from framework.remote_session.testpmd_shell import SimpleForwardingModes, TestPmdShell +from framework.test_suite import TestSuite, func_test +from framework.testbed_model.capability import NicCapability, TopologyType, requires + + +@requires(topology_type=TopologyType.two_links) +@requires(NicCapability.RUNTIME_RX_QUEUE_SETUP) +@requires(NicCapability.RUNTIME_TX_QUEUE_SETUP) +class TestQueueStartStop(TestSuite): + """DPDK Queue start/stop test suite. + + Ensures Rx/Tx queue on a port can be disabled and enabled. + Verifies packets are not received when either queue is disabled. + The suite contains two test cases, Rx queue start/stop and + Tx queue start/stop, which each disable the corresponding + queue and verify that packets are not received/forwarded. + """ + + def send_packet_and_verify(self, should_receive: bool = True) -> None: + """Generate a packet, send to the DUT, and verify it is forwarded back. + + Args: + should_receive: Indicate whether the packet should be received. + """ + packet = Ether() / IP() / Raw(load="xxxxx") + received = self.send_packet_and_capture(packet) + contains_packet = any( + packet.haslayer(Raw) and b"xxxxx" in packet.load for packet in received + ) + self.verify( + should_receive == contains_packet, + f"Packet was {'dropped' if should_receive else 'received'}", + ) + + @func_test + def test_rx_queue_start_stop(self) -> None: + """Verify packets are not received by port 0 when Rx queue is disabled. + + Test: + Create an interactive testpmd session, stop Rx queue on port 0, verify + packets are not received. + """ + with TestPmdShell(node=self.sut_node) as testpmd: + testpmd.set_forward_mode(SimpleForwardingModes.mac) + testpmd.stop_port_queue(0, 0, True) + testpmd.start() + self.send_packet_and_verify(should_receive=False) + stats = testpmd.show_port_stats(port_id=0) + self.verify( + stats.rx_packets == 0, + "Packets were received on Rx queue when it should've been disabled", + ) + + @func_test + def test_tx_queue_start_stop(self) -> None: + """Verify packets are not forwarded by port 1 when Tx queue is disabled. + + Test: + Create an interactive testpmd session, stop Tx queue on port 1, verify + packets are not forwarded. + """ + with TestPmdShell(node=self.sut_node) as testpmd: + testpmd.set_forward_mode(SimpleForwardingModes.mac) + testpmd.stop_port_queue(1, 0, False) + testpmd.start() + self.send_packet_and_verify(should_receive=False) + stats = testpmd.show_port_stats(port_id=1) + self.verify( + stats.tx_packets == 0, + "Packets were forwarded on Tx queue when it should've been disabled", + ) -- 2.44.0