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 1458045B09; Thu, 10 Oct 2024 22:17:43 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 4877F40684; Thu, 10 Oct 2024 22:17:36 +0200 (CEST) Received: from mail-qk1-f172.google.com (mail-qk1-f172.google.com [209.85.222.172]) by mails.dpdk.org (Postfix) with ESMTP id 5363040279 for ; Thu, 10 Oct 2024 22:17:35 +0200 (CEST) Received: by mail-qk1-f172.google.com with SMTP id af79cd13be357-7afc67e9447so120198785a.1 for ; Thu, 10 Oct 2024 13:17:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=iol.unh.edu; s=unh-iol; t=1728591455; x=1729196255; 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=VTz9OwM4xxV0m9WJ3d2R78h8zLXfOsb0DvAb2I3ZwVU=; b=Ot1hHWM9jaYyoIFAO4yI4vs1KTCp+kgYMqIFZ9E1efVH3D8ceXGrL19r7rf2U+07Wt Srg4eoVElqCO2M6KtFLOnw7MBqzl/nwyd1uk3VYtEMr96ccolUn9r1Ry6TMELnbAXAwr XJkEfwJ2f00RC5svZIW8VbYy0dWcpxQEAlI0c= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728591455; x=1729196255; 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=VTz9OwM4xxV0m9WJ3d2R78h8zLXfOsb0DvAb2I3ZwVU=; b=Bxzj/lX2cX7jK3e9SHt9sdhiqCEtHAI0/dzPb9pK7gpL+dWIXpWxxqQwrpvFCDFdwU wq/LPqAm8HeaYcWBZoUjPsmAu/3k/Kbm72RFupYkM1lMvFfcnXdKExDOTMOda3iN44UD 7IXfhpSHMOTfHOKM3kET8mLrawxfoVJ0noLmHm1Wcz6bqx/OSH+1zpqJbmZXAXHBAhXV vt8uyjQdBV3FnJEb4oAnk/Wz8hrrLY0x6ZYzhkm4Hr1EJyVXb7f9v/HVIFzI+aJvHAsl M35cVZyI3tFnvE0kcH5s+NU1ja17CYwLOKK8s4sVEazKArX4PWqKgLVnkQ/Dd9GimEAV 1Mag== X-Gm-Message-State: AOJu0YyvouJHpw6lQvT05HG58/I2V1fqc9wjvWrYotBSrvb+psN/jRZJ Tb16XqRfkNpdFHdxs5xSRvi/iKhfWckMwuuwSDyjHTMk+xShY7UULwbEB2loMW8= X-Google-Smtp-Source: AGHT+IEmDse2a1iIsuc3e+zp/VV5k7vP9XdkM02wJd8rrgm9VkPhNEhiG2TeOQpxiQTRdcYyrnbaZw== X-Received: by 2002:a05:620a:414a:b0:7a2:e2e:31c6 with SMTP id af79cd13be357-7b11a3b6332mr59989285a.21.1728591454523; Thu, 10 Oct 2024 13:17:34 -0700 (PDT) Received: from dean-laptop.iol.unh.edu ([2606:4100:3880:1271:f9bd:24da:464d:6294]) by smtp.gmail.com with ESMTPSA id af79cd13be357-7b1148d6a09sm74172385a.42.2024.10.10.13.17.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Oct 2024 13:17:33 -0700 (PDT) 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 Subject: [PATCH v7 2/2] dts: port over dynamic config test suite Date: Thu, 10 Oct 2024 16:17:56 -0400 Message-ID: <20241010201756.13894-3-dmarx@iol.unh.edu> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20241010201756.13894-1-dmarx@iol.unh.edu> References: <20240807191818.15978-1-dmarx@iol.unh.edu> <20241010201756.13894-1-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 Suite for testing ability of Poll Mode Driver to turn promiscuous mode on/off, allmulticast mode on/off, and show expected behavior when sending packets with known, unknown, broadcast, and multicast destination MAC addresses. Signed-off-by: Dean Marx --- dts/framework/config/conf_yaml_schema.json | 3 +- dts/tests/TestSuite_dynamic_config.py | 143 +++++++++++++++++++++ 2 files changed, 145 insertions(+), 1 deletion(-) create mode 100644 dts/tests/TestSuite_dynamic_config.py diff --git a/dts/framework/config/conf_yaml_schema.json b/dts/framework/config/conf_yaml_schema.json index df390e8ae2..5b70600f1f 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", + "dynamic_config" ] }, "test_target": { diff --git a/dts/tests/TestSuite_dynamic_config.py b/dts/tests/TestSuite_dynamic_config.py new file mode 100644 index 0000000000..e07a95ceb8 --- /dev/null +++ b/dts/tests/TestSuite_dynamic_config.py @@ -0,0 +1,143 @@ +# SPDX-License-Identifier: BSD-3-Clause +# Copyright(c) 2024 University of New Hampshire + +"""Dynamic configuration capabilities test suite. + +This suite checks that it is possible to change the configuration of a port +dynamically. The Poll Mode Driver should be able to enable and disable +promiscuous mode on each port, as well as check the Rx and Tx packets of +each port. Promiscuous mode in networking passes all traffic a NIC receives +to the CPU, rather than just frames with matching MAC addresses. Each test +case sends a packet with a matching address, and one with an unknown address, +to ensure this behavior is shown. + +If packets should be received and forwarded, or received and not forwarded, +depending on the configuration, the port info should match the expected behavior. +""" + +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.params.testpmd import SimpleForwardingModes +from framework.remote_session.testpmd_shell import TestPmdShell +from framework.test_suite import TestSuite, func_test +from framework.testbed_model.capability import TopologyType, requires + + +@requires(topology_type=TopologyType.two_links) +class TestDynamicConfig(TestSuite): + """Dynamic config suite. + + Use the show port commands to see the MAC address and promisc mode status + of the Rx port on the DUT. The suite will check the Rx and Tx packets + of each port after configuring promiscuous, multicast, and default mode + on the DUT to verify the expected behavior. It consists of four test cases: + + 1. Default mode: verify packets are received and forwarded. + 2. Disable promiscuous mode: verify that packets are received + only for the packet with destination address matching the port address. + 3. Disable promiscuous mode broadcast: verify that packets with destination + MAC address not matching the port are received and not forwarded, and verify + that broadcast packets are received and forwarded. + 4. Disable promiscuous mode multicast: verify that packets with destination + MAC address not matching the port are received and not forwarded, and verify + that multicast packets are received and forwarded. + """ + + def send_packet_and_verify(self, should_receive: bool, mac_address: str) -> None: + """Generate, send and verify packets. + + Generate a packet and send to the DUT, verify that packet is forwarded from DUT to + traffic generator if that behavior is expected. + + Args: + should_receive: Indicate whether the packet should be received. + mac_address: Destination MAC address to generate in packet. + """ + packet = Ether(dst=mac_address) / 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'}", + ) + + def disable_promisc_setup(self, testpmd: TestPmdShell, port_id: int) -> TestPmdShell: + """Sets up testpmd shell config for cases where promisc mode is disabled. + + Args: + testpmd: Testpmd session that is being configured. + port_id: Port number to disable promisc mode on. + + Returns: + TestPmdShell: interactive testpmd shell object. + """ + testpmd.start() + testpmd.set_promisc(port=port_id, enable=False) + testpmd.set_forward_mode(SimpleForwardingModes.io) + return testpmd + + @func_test + def test_default_mode(self) -> None: + """Tests default configuration. + + Creates a testpmd shell, verifies that promiscuous mode is enabled by default, + and sends two packets; one matching source MAC address and one unknown. + Verifies that both are received. + """ + with TestPmdShell(node=self.sut_node) as testpmd: + isPromisc = testpmd.show_port_info(0).is_promiscuous_mode_enabled + self.verify(isPromisc, "Promiscuous mode was not enabled by default.") + testpmd.start() + mac = testpmd.show_port_info(0).mac_address + # send a packet with Rx port mac address + self.send_packet_and_verify(should_receive=True, mac_address=str(mac)) + # send a packet with mismatched mac address + self.send_packet_and_verify(should_receive=True, mac_address="00:00:00:00:00:01") + + @func_test + def test_disable_promisc(self) -> None: + """Tests disabled promiscuous mode configuration. + + Creates an interactive testpmd shell, disables promiscuous mode, + and sends two packets; one matching source MAC address and one unknown. + Verifies that only the matching address packet is received. + """ + with TestPmdShell(node=self.sut_node) as testpmd: + testpmd = self.disable_promisc_setup(testpmd=testpmd, port_id=0) + mac = testpmd.show_port_info(0).mac_address + self.send_packet_and_verify(should_receive=True, mac_address=str(mac)) + self.send_packet_and_verify(should_receive=False, mac_address="00:00:00:00:00:01") + + @func_test + def test_disable_promisc_broadcast(self) -> None: + """Tests broadcast reception with disabled promisc mode config. + + Creates an interactive testpmd shell, disables promiscuous mode, + and sends two packets; one matching source MAC address and one broadcast. + Verifies that both packets are received. + """ + with TestPmdShell(node=self.sut_node) as testpmd: + testpmd = self.disable_promisc_setup(testpmd=testpmd, port_id=0) + mac = testpmd.show_port_info(0).mac_address + self.send_packet_and_verify(should_receive=True, mac_address=str(mac)) + self.send_packet_and_verify(should_receive=True, mac_address="ff:ff:ff:ff:ff:ff") + + @func_test + def test_disable_promisc_multicast(self) -> None: + """Tests allmulticast mode with disabled promisc config. + + Creates an interactive testpmd shell, disables promiscuous mode, + and sends two packets; one matching source MAC address and one multicast. + Verifies that the multicast packet is only received once allmulticast mode is enabled. + """ + with TestPmdShell(node=self.sut_node) as testpmd: + testpmd = self.disable_promisc_setup(testpmd=testpmd, port_id=0) + testpmd.set_multicast_all(on=False) + # 01:00:5E:00:00:01 is the first of the multicast MAC range of addresses + self.send_packet_and_verify(should_receive=False, mac_address="01:00:5E:00:00:01") + testpmd.set_multicast_all(on=True) + self.send_packet_and_verify(should_receive=True, mac_address="01:00:05E:00:00:01") -- 2.44.0