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 3B4F545ED2; Tue, 17 Dec 2024 23:07:23 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 0D9CD406B6; Tue, 17 Dec 2024 23:07:23 +0100 (CET) Received: from mail-qk1-f174.google.com (mail-qk1-f174.google.com [209.85.222.174]) by mails.dpdk.org (Postfix) with ESMTP id 5EAFA402B1 for ; Tue, 17 Dec 2024 23:07:21 +0100 (CET) Received: by mail-qk1-f174.google.com with SMTP id af79cd13be357-7b700c13edaso210531585a.3 for ; Tue, 17 Dec 2024 14:07:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=iol.unh.edu; s=unh-iol; t=1734473241; x=1735078041; 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=appUdX5F50krp0Qu6GdY9rlg2RL7+NsVKCJ7j3RmSpo=; b=ONRmrydz8Yh+iJikrUVPov/jYG4Pv3Vvx/PVMdFtt7wJZLT3xW75OCENsNAEF/961d vsph9wBQETH8ByK/1Vz2MFxR9wphs3lEh2lPfs+el1a42nREsvLDHN+WEFGf/pf3Z6Gz nF4xUkitooPxMTx3LJ9lFyI1GcBbGeq9Fnw1U= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1734473241; x=1735078041; 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=appUdX5F50krp0Qu6GdY9rlg2RL7+NsVKCJ7j3RmSpo=; b=eGI0e31IoeAHLrXLl3zCrP9MNySq0mgoJ7bM1ra0+H2SFoCuPGUugxjZa3MMxL8dA1 QwRVhlttHkGjQs3Ds98AQP8ASSA/rC2iGZppYGKGakE2+NxCIG1DwnKQOTUu0FDVREXP Bk73mttQEIFQklCEeoqhwY99ou+ZD4s3svum+ZTcidrlW7gheil8ZQ/ulsN85tDIn7k8 Q8SJM79WvSCwJjZ6sMyRaSh6CU+TSdjUW40DuO6HVRHUd0eQzaayK6jOw6Z9jEBOIbbn blZEk+I7l46fXotjaobT9Yg35svrxyXDIM94Ctxk+TPpJBQvjoMsHgZ8B3PoExvtb2UN U5aQ== X-Gm-Message-State: AOJu0YzsLWVvsbdb3yzqO5KEDeKs2vwp1tv2I1wbKTwNCje//7w2stLI hgJuXyEAcqKcGjXEocvfgCRsrIbxK1lpOCqZdXifmRotG4vKxiEekvS6omC1Qbs= X-Gm-Gg: ASbGncui9WN/+Q/mAYeEJGsNtqT5A9C2tyIqyApRzzhLz5Cd4YlW0C9PsE4QTCGGW/N fud9jRjhV9FrDI16ng0lXsYi5aXcbnDpwivCghFBnltHmcU3PnWlydH+fLPu0XX3mzL8cxBihCw Q3OBq8Ij4epBx9NKRM6C/rj0Jliay0bx2bu5gya15CGOWZPuX5CjU6u/S6TzDcnqhBpT7/atwr9 /jWvl31n5btUDH6CV/CnLdlZXEdd8RlMIcoVswy7xRKZs0ORMrSNuYUmyv71d0NTAwhY4fV0rj7 btuXDMzORaWI9hA= X-Google-Smtp-Source: AGHT+IFRnBYmmKHULZHt80K2ksXerQwEdq1Cl12aTtJhmevkuXkvgDojyyQOF/omb25UzUJ6eZfgPQ== X-Received: by 2002:a05:620a:29c7:b0:7b6:dc74:82ac with SMTP id af79cd13be357-7b8636e701bmr68490885a.1.1734473240661; Tue, 17 Dec 2024 14:07:20 -0800 (PST) Received: from dean-laptop.iol.unh.edu ([2606:4100:3880:1271:f9bd:24da:464d:6294]) by smtp.gmail.com with ESMTPSA id af79cd13be357-7b7048bd82asm359566585a.82.2024.12.17.14.07.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Dec 2024 14:07:20 -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 v12] dts: port over queue start/stop suite Date: Tue, 17 Dec 2024 18:08:37 -0500 Message-ID: <20241217230837.27594-1-dmarx@iol.unh.edu> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20241118195929.13730-1-dmarx@iol.unh.edu> References: <20241118195929.13730-1-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. Signed-off-by: Dean Marx Reviewed-by: Jeremy Spewock --- dts/tests/TestSuite_queue_start_stop.py | 89 +++++++++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 dts/tests/TestSuite_queue_start_stop.py 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