From patchwork Fri Dec 23 08:55:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ke Xu X-Patchwork-Id: 121352 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 2CCECA00C4; Fri, 23 Dec 2022 09:57:00 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 24B0742D16; Fri, 23 Dec 2022 09:57:00 +0100 (CET) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by mails.dpdk.org (Postfix) with ESMTP id E8D1140698 for ; Fri, 23 Dec 2022 09:56:57 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1671785818; x=1703321818; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=LUbP9JXBMcdIQozm3TOSf22f57MoX/wyhYf72uJzwgI=; b=V3SmohtFchPf5B4zfDaICWu5LV8Nu05+yFLll060IBATkXEEev9q1vE1 UhuwpvHUE9j9zuK7YAmIDoTssypcUzuugL/oFUB/V+YMwqhzhqk9z40G3 pNSbwVd/GrBqfK56ni0IjAg5/2g155W9q9GXk+/6M2EzH4wUa5mh6eMJr hLVbDDAnZb5P8jL7M+Wu1bSeSFA2Nja7mfP7UlngdBhM7JHhaWqG+QyEz qEdW1qrHk3BYRVGYoBlkEJhiUqi1lbfmk60jqOqEXCnndC71Eb/SBD5ep WiU/M2A/YmvlYf14pJ8XmqsTA7jFluwnKked6N8+rt60OS27XWD7fweNa A==; X-IronPort-AV: E=McAfee;i="6500,9779,10569"; a="303773487" X-IronPort-AV: E=Sophos;i="5.96,268,1665471600"; d="scan'208";a="303773487" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Dec 2022 00:56:57 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10569"; a="776304469" X-IronPort-AV: E=Sophos;i="5.96,268,1665471600"; d="scan'208";a="776304469" Received: from dpdk-xuke-lab.sh.intel.com ([10.67.119.8]) by orsmga004.jf.intel.com with ESMTP; 23 Dec 2022 00:56:55 -0800 From: Ke Xu To: dts@dpdk.org Cc: ke1.xu@intel.com, weiyuanx.li@intel.com, qi.fu@intel.com, lijuan.tu@intel.com Subject: [DTS][PATCH V6 2/5] tests/vf_offload: add vf checksum hw offload case for tunneling packets. Date: Fri, 23 Dec 2022 16:55:24 +0800 Message-Id: <20221223085527.29760-3-ke1.xu@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221223085527.29760-1-ke1.xu@intel.com> References: <20221223085527.29760-1-ke1.xu@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 22.11, tunneling packets checksum offload for inner and outer checksum is supported. This case supporting validation these packets. Signed-off-by: Weiyuan Li Signed-off-by: Ke Xu --- tests/TestSuite_vf_offload.py | 214 +++++++++++++++++++++++++++++++++- 1 file changed, 212 insertions(+), 2 deletions(-) diff --git a/tests/TestSuite_vf_offload.py b/tests/TestSuite_vf_offload.py index 3fb6f9c8..bab4f39e 100644 --- a/tests/TestSuite_vf_offload.py +++ b/tests/TestSuite_vf_offload.py @@ -1,5 +1,5 @@ # SPDX-License-Identifier: BSD-3-Clause -# Copyright(c) 2020 Intel Corporation +# Copyright(c) 2020-2022 Intel Corporation # import re @@ -10,7 +10,7 @@ import framework.utils as utils from framework.crb import Crb from framework.pmd_output import PmdOutput from framework.settings import DPDK_DCFMODE_SETTING, HEADER_SIZE, load_global_setting -from framework.test_case import TestCase +from framework.test_case import TestCase, check_supported_nic, skip_unsupported_pkg from framework.utils import GREEN, RED from framework.virt_common import VM from nics.net_device import NetDevice @@ -196,6 +196,18 @@ class TestVfOffload(TestCase): dut.send_expect("csum set sctp hw %d" % port, "testpmd>") dut.send_expect("port start all", "testpmd>") + def checksum_enablehw_tunnel(self, port, dut): + dut.send_expect("port stop %d" % port, "testpmd>") + dut.send_expect("csum set ip hw %d" % port, "testpmd>") + dut.send_expect("csum set udp hw %d" % port, "testpmd>") + dut.send_expect("csum set tcp hw %d" % port, "testpmd>") + dut.send_expect("csum set sctp hw %d" % port, "testpmd>") + dut.send_expect("csum set outer-ip hw %d" % port, "testpmd>") + dut.send_expect("csum set outer-udp hw %d" % port, "testpmd>") + dut.send_expect("csum parse-tunnel on %d" % port, "testpmd>") + dut.send_expect("rx_vxlan_port add 4789 %d" % port, "testpmd>") + dut.send_expect("port start %d" % port, "testpmd>") + def checksum_enablesw(self, port, dut): dut.send_expect("port stop all", "testpmd>") dut.send_expect("csum set ip sw %d" % port, "testpmd>") @@ -367,6 +379,204 @@ class TestVfOffload(TestCase): self.verify(len(result) == 0, ",".join(list(result.values()))) + def checksum_validate_tunnel(self, packets_sent, packets_expected): + """ + Validate the checksum. + """ + tx_interface = self.tester.get_interface( + self.tester.get_local_port(self.dut_ports[0]) + ) + rx_interface = self.tester.get_interface( + self.tester.get_local_port(self.dut_ports[1]) + ) + sniff_src = self.vm0_testpmd.get_port_mac(0) + checksum_pattern = re.compile("chksum.*=.*(0x[0-9a-z]+)") + sniff_src = "52:00:00:00:00:00" + chksum = dict() + # self.tester.send_expect("scapy", ">>> ") + + for packet_type in list(packets_expected.keys()): + self.tester.send_expect("scapy", ">>> ") + self.tester.send_expect("p = %s" % packets_expected[packet_type], ">>>") + out = self.tester.send_expect("p.show2()", ">>>") + chksums = checksum_pattern.findall(out) + expected_chksum = chksums + chksum[packet_type] = chksums + print(packet_type, ": ", chksums) + + self.tester.send_expect("exit()", "#") + + self.tester.scapy_background() + inst = self.tester.tcpdump_sniff_packets( + intf=rx_interface, + count=len(packets_sent), + filters=[{"layer": "ether", "config": {"src": sniff_src}}], + ) + + # Send packet. + self.tester.scapy_foreground() + + self.tester.scapy_append( + 'sendp([%s], iface="%s")' % (packets_sent[packet_type], tx_interface) + ) + self.tester.scapy_execute() + out = self.tester.scapy_get_result() + p = self.tester.load_tcpdump_sniff_packets(inst) + nr_packets = len(p) + print(p) + packets_received = [ + p[i].sprintf( + "%IP.chksum%;%UDP.chksum%;%IP:2.chksum%;%UDP:2.chksum%;%TCP.chksum%;%SCTP.chksum%" + ) + for i in range(nr_packets) + ] + + packets_received = [ + item + for item in packets_received[0].replace("??", "").split(";") + if item != "" + ] + self.logger.debug(f"packets_received=>{packets_received}") + self.logger.debug(f"expected_chksum=>{expected_chksum}") + self.verify( + len(expected_chksum) == len(packets_received), + f"The chksum type {packet_type} length of the actual result is inconsistent with the expected length!", + ) + self.verify( + packets_received == expected_chksum, + f"The actually received chksum {packet_type} is inconsistent with the expectation", + ) + + @check_supported_nic( + ["ICE_100G-E810C_QSFP", "ICE_25G-E810C_SFP", "ICE_25G-E810_XXV_SFP"] + ) + @skip_unsupported_pkg(["os default"]) + def test_checksum_offload_tunnel_enable(self): + """ + Enable HW checksum offload. + Send packet with inner and outer incorrect checksum, + can rx it and report the checksum error, + verify forwarded packets have correct checksum. + """ + self.launch_testpmd( + dcf_flag=self.dcf_mode, + param="--portmask=%s " % (self.portMask) + "--enable-rx-cksum " + "", + ) + self.vm0_testpmd.execute_cmd("set fwd csum") + self.vm0_testpmd.execute_cmd("set promisc 1 on") + self.vm0_testpmd.execute_cmd("set promisc 0 on") + self.vm0_testpmd.execute_cmd("csum mac-swap off 0", "testpmd>") + self.vm0_testpmd.execute_cmd("csum mac-swap off 1", "testpmd>") + time.sleep(2) + port_id_0 = 0 + mac = self.vm0_testpmd.get_port_mac(0) + sndIP = "10.0.0.1" + sndIPv6 = "::1" + expIP = sndIP + expIPv6 = sndIPv6 + + pkts_outer = { + "IP/UDP/VXLAN-GPE": f'IP(src = "{sndIP}") / UDP(sport = 4790, dport = 4790, chksum = 0xff) / VXLAN()', + "IP/UDP/VXLAN-GPE/ETH": f'IP(src = "{sndIP}") / UDP(sport = 4790, dport = 4790, chksum = 0xff) / VXLAN() / Ether()', + "IPv6/UDP/VXLAN-GPE": f'IPv6(src = "{sndIPv6}") / UDP(sport = 4790, dport = 4790, chksum = 0xff) / VXLAN()', + "IPv6/UDP/VXLAN-GPE/ETH": f'IPv6(src = "{sndIPv6}") / UDP(sport = 4790, dport = 4790, chksum = 0xff) / VXLAN() / Ether()', + "IP/GRE": f'IP(src = "{sndIP}", proto = 47, chksum = 0xff) / GRE()', + "IP/GRE/ETH": f'IP(src = "{sndIP}", proto = 47, chksum = 0xff) / GRE() / Ether()', + "IP/NVGRE/ETH": f'IP(src = "{sndIP}", proto = 47, chksum = 0xff) / GRE(key_present=1, proto=0x6558, key=0x00000100) / Ether()', + "IPv6/GRE": f'IPv6(src = "{sndIPv6}", nh = 47) / GRE()', + "IPv6/GRE/ETH": f'IPv6(src = "{sndIPv6}", nh = 47) / GRE() / Ether()', + "IPv6/NVGRE/ETH": f'IPv6(src = "{sndIPv6}", nh = 47) / GRE(key_present=1, proto=0x6558, key=0x00000100) / Ether()', + "IP/UDP/GTPU": f'IP(src = "{sndIP}", chksum = 0xff) / UDP(dport = 2152, chksum = 0xff) / GTP_U_Header(gtp_type=255, teid=0x123456)', + "IPv6/UDP/GTPU": f'IPv6(src = "{sndIPv6}") / UDP(dport = 2152, chksum = 0xff) / GTP_U_Header(gtp_type=255, teid=0x123456)', + } + pkts_inner = { + "IP/UDP": f'IP(src = "{sndIP}", chksum = 0xff) / UDP(sport = 29999, dport = 30000, chksum = 0xff) / Raw("x" * 100)', + "IP/TCP": f'IP(src = "{sndIP}", chksum = 0xff) / TCP(sport = 29999, dport = 30000, chksum = 0xff) / Raw("x" * 100)', + "IP/SCTP": f'IP(src = "{sndIP}", chksum = 0xff) / SCTP(sport = 29999, dport = 30000, chksum = 0x0) / Raw("x" * 128)', + "IPv6/UDP": f'IPv6(src = "{sndIPv6}") / UDP(sport = 29999, dport = 30000, chksum = 0xff) / Raw("x" * 100)', + "IPv6/TCP": f'IPv6(src = "{sndIPv6}") / TCP(sport = 29999, dport = 30000, chksum = 0xff) / Raw("x" * 100)', + "IPv6/SCTP": f'IPv6(src = "{sndIPv6}") / SCTP(sport = 29999, dport = 30000, chksum = 0x0) / Raw("x" * 128)', + } + + if self.dcf_mode == "enable": + pkts_outer[ + "IP/UDP/VXLAN/ETH" + ] = f'IP(src = "{sndIP}") / UDP(sport = 4789, dport = 4789, chksum = 0xff) / VXLAN() / Ether()' + pkts_outer[ + "IPv6/UDP/VXLAN/ETH" + ] = f'IPv6(src = "{sndIPv6}") / UDP(sport = 4789, dport = 4789, chksum = 0xff) / VXLAN() / Ether()' + + pkts = { + key_outer + + "/" + + key_inner: f'Ether(dst="{mac}", src="52:00:00:00:00:00") / ' + + p_outer + + " / " + + p_inner + for key_outer, p_outer in pkts_outer.items() + for key_inner, p_inner in pkts_inner.items() + } + + pkts_outer_ref = { + "IP/UDP/VXLAN-GPE": f'IP(src = "{expIP}") / UDP(sport = 4790, dport = 4790) / VXLAN()', + "IP/UDP/VXLAN-GPE/ETH": f'IP(src = "{expIP}") / UDP(sport = 4790, dport = 4790) / VXLAN() / Ether()', + "IPv6/UDP/VXLAN-GPE": f'IPv6(src = "{expIPv6}") / UDP(sport = 4790, dport = 4790) / VXLAN()', + "IPv6/UDP/VXLAN-GPE/ETH": f'IPv6(src = "{expIPv6}") / UDP(sport = 4790, dport = 4790) / VXLAN() / Ether()', + "IP/GRE": f'IP(src = "{expIP}", proto = 47) / GRE()', + "IP/GRE/ETH": f'IP(src = "{expIP}", proto = 47) / GRE() / Ether()', + "IP/NVGRE/ETH": f'IP(src = "{expIP}", proto = 47) / GRE(key_present=1, proto=0x6558, key=0x00000100) / Ether()', + "IPv6/GRE": f'IPv6(src = "{expIPv6}", nh = 47) / GRE()', + "IPv6/GRE/ETH": f'IPv6(src = "{expIPv6}", nh = 47) / GRE() / Ether()', + "IPv6/NVGRE/ETH": f'IPv6(src = "{expIPv6}", nh = 47) / GRE(key_present=1, proto=0x6558, key=0x00000100) / Ether()', + "IP/UDP/GTPU": f'IP(src = "{expIP}") / UDP(dport = 2152) / GTP_U_Header(gtp_type=255, teid=0x123456)', + "IPv6/UDP/GTPU": f'IPv6(src = "{expIPv6}") / UDP(dport = 2152) / GTP_U_Header(gtp_type=255, teid=0x123456)', + } + pkts_inner_ref = { + "IP/UDP": f'IP(src = "{expIP}") / UDP(sport = 29999, dport = 30000) / Raw("x" * 100)', + "IP/TCP": f'IP(src = "{expIP}") / TCP(sport = 29999, dport = 30000) / Raw("x" * 100)', + "IP/SCTP": f'IP(src = "{expIP}") / SCTP(sport = 29999, dport = 30000) / Raw("x" * 128)', + "IPv6/UDP": f'IPv6(src = "{expIPv6}") / UDP(sport = 29999, dport = 30000) / Raw("x" * 100)', + "IPv6/TCP": f'IPv6(src = "{expIPv6}") / TCP(sport = 29999, dport = 30000) / Raw("x" * 100)', + "IPv6/SCTP": f'IPv6(src = "{expIPv6}") / SCTP(sport = 29999, dport = 30000) / Raw("x" * 128)', + } + + if self.dcf_mode == "enable": + pkts_outer_ref[ + "IP/UDP/VXLAN/ETH" + ] = f'IP(src = "{sndIP}") / UDP(sport = 4789, dport = 4789) / VXLAN() / Ether()' + pkts_outer_ref[ + "IPv6/UDP/VXLAN/ETH" + ] = f'IPv6(src = "{sndIPv6}") / UDP(sport = 4789, dport = 4789) / VXLAN() / Ether()' + + pkts_ref = { + key_outer + + "/" + + key_inner: f'Ether(dst="{mac}", src="52:00:00:00:00:00") / ' + + p_outer + + " / " + + p_inner + for key_outer, p_outer in pkts_outer_ref.items() + for key_inner, p_inner in pkts_inner_ref.items() + } + + self.checksum_enablehw_tunnel(0, self.vm_dut_0) + self.checksum_enablehw_tunnel(1, self.vm_dut_0) + + self.vm0_testpmd.execute_cmd("start") + self.vm0_testpmd.wait_link_status_up(0) + self.vm0_testpmd.wait_link_status_up(1) + self.checksum_validate_tunnel(pkts, pkts_ref) + # Validate checksum on the receive packet + out = self.vm0_testpmd.execute_cmd("stop") + bad_outer_ipcsum = self.vm0_testpmd.get_pmd_value("Bad-outer-ipcsum:", out) + bad_outer_l4csum = self.vm0_testpmd.get_pmd_value("Bad-outer-l4csum:", out) + bad_inner_ipcsum = self.vm0_testpmd.get_pmd_value("Bad-ipcsum:", out) + bad_inner_l4csum = self.vm0_testpmd.get_pmd_value("Bad-l4csum:", out) + self.verify(bad_outer_ipcsum == 42, "Bad-outer-ipcsum check error") + self.verify(bad_outer_l4csum == 66, "Bad-outer-l4csum check error") + self.verify(bad_inner_ipcsum == 42, "Bad-ipcsum check error") + self.verify(bad_inner_l4csum == 84, "Bad-l4csum check error") + def test_checksum_offload_disable(self): """ Enable SW checksum offload.