From patchwork Fri May 29 18:36:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ido Schimmel X-Patchwork-Id: 218178 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 93BB7C433E0 for ; Fri, 29 May 2020 18:37:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 615AE206A1 for ; Fri, 29 May 2020 18:37:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="CWxX++V/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728042AbgE2Shq (ORCPT ); Fri, 29 May 2020 14:37:46 -0400 Received: from out5-smtp.messagingengine.com ([66.111.4.29]:37785 "EHLO out5-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728000AbgE2Shm (ORCPT ); Fri, 29 May 2020 14:37:42 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id A00B65C00B3; Fri, 29 May 2020 14:37:40 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute4.internal (MEProxy); Fri, 29 May 2020 14:37:40 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm2; bh=VUW/fnnvc8ZOXynVz1kcdnrrUWbEDZNQVVMEm959Iz0=; b=CWxX++V/ WAIjzCoqz9A60WSaPEGXHMqstys29Mxkdrmb+y71qo+4tIzHB4mWuWbCp7Rznlei rUwDPNYI0fHMWkrDwGyKQMdstjs8CkX7mep8xURewSJ3Ce8RUz6wvXmoFEt6Bkx/ j2OSyTmQ0Jep8b4c1tHMEChVmdrcMrjzaJhsO1KmQub9S+bJcww1JGWo0oiDulQy DwbbbVilG/nNLKHhQC+cMBHmo5AqUlCNb13iRDL1e0G2VtzXu+eowqhFBh+dk6YK VGrjNKcmPbPZ+DOG55xfodLRtpOA0BS63+abl9hauSAW9g8ylbjViV7qokGgSsu9 Z5kdXR65y0loBg== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduhedruddvkedguddtfecutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecunecujfgurhephffvufffkffojghfggfgsedtke ertdertddtnecuhfhrohhmpefkughoucfutghhihhmmhgvlhcuoehiughoshgthhesihgu ohhstghhrdhorhhgqeenucggtffrrghtthgvrhhnpeffueffkeekleevieefvddvtdffve duhfejhfeklefhueetgfdttdeltddutdetleenucffohhmrghinhepfihikhhiphgvughi rgdrohhrghdpihgvthhfrdhorhhgnecukfhppeejledrudejiedrvdegrddutdejnecuve hluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepihguohhstghh sehiughoshgthhdrohhrgh X-ME-Proxy: Received: from splinter.mtl.com (bzq-79-176-24-107.red.bezeqint.net [79.176.24.107]) by mail.messagingengine.com (Postfix) with ESMTPA id 3CA013060F09; Fri, 29 May 2020 14:37:39 -0400 (EDT) From: Ido Schimmel To: netdev@vger.kernel.org Cc: davem@davemloft.net, kuba@kernel.org, jiri@mellanox.com, mlxsw@mellanox.com, Ido Schimmel Subject: [PATCH net-next 14/14] selftests: mlxsw: Add test for control packets Date: Fri, 29 May 2020 21:36:49 +0300 Message-Id: <20200529183649.1602091-15-idosch@idosch.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200529183649.1602091-1-idosch@idosch.org> References: <20200529183649.1602091-1-idosch@idosch.org> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Ido Schimmel Generate packets matching the various control traps and check that the traps' stats increase accordingly. Signed-off-by: Ido Schimmel --- .../drivers/net/mlxsw/devlink_trap_control.sh | 688 ++++++++++++++++++ .../selftests/net/forwarding/devlink_lib.sh | 23 + 2 files changed, 711 insertions(+) create mode 100755 tools/testing/selftests/drivers/net/mlxsw/devlink_trap_control.sh diff --git a/tools/testing/selftests/drivers/net/mlxsw/devlink_trap_control.sh b/tools/testing/selftests/drivers/net/mlxsw/devlink_trap_control.sh new file mode 100755 index 000000000000..a37273473c1b --- /dev/null +++ b/tools/testing/selftests/drivers/net/mlxsw/devlink_trap_control.sh @@ -0,0 +1,688 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 +# +# Test devlink-trap control trap functionality over mlxsw. Each registered +# control packet trap is tested to make sure it is triggered under the right +# conditions. +# +# +---------------------------------+ +# | H1 (vrf) | +# | + $h1 | +# | | 192.0.2.1/24 | +# | | 2001:db8:1::1/64 | +# | | | +# | | default via 192.0.2.2 | +# | | default via 2001:db8:1::2 | +# +----|----------------------------+ +# | +# +----|----------------------------------------------------------------------+ +# | SW | | +# | + $rp1 | +# | 192.0.2.2/24 | +# | 2001:db8:1::2/64 | +# | | +# | 2001:db8:2::2/64 | +# | 198.51.100.2/24 | +# | + $rp2 | +# | | | +# +----|----------------------------------------------------------------------+ +# | +# +----|----------------------------+ +# | | default via 198.51.100.2 | +# | | default via 2001:db8:2::2 | +# | | | +# | | 2001:db8:2::1/64 | +# | | 198.51.100.1/24 | +# | + $h2 | +# | H2 (vrf) | +# +---------------------------------+ + +lib_dir=$(dirname $0)/../../../net/forwarding + +ALL_TESTS=" + stp_test + lacp_test + lldp_test + igmp_query_test + igmp_v1_report_test + igmp_v2_report_test + igmp_v3_report_test + igmp_v2_leave_test + mld_query_test + mld_v1_report_test + mld_v2_report_test + mld_v1_done_test + ipv4_dhcp_test + ipv6_dhcp_test + arp_request_test + arp_response_test + ipv6_neigh_solicit_test + ipv6_neigh_advert_test + ipv4_bfd_test + ipv6_bfd_test + ipv4_ospf_test + ipv6_ospf_test + ipv4_bgp_test + ipv6_bgp_test + ipv4_vrrp_test + ipv6_vrrp_test + ipv4_pim_test + ipv6_pim_test + uc_loopback_test + local_route_test + external_route_test + ipv6_uc_dip_link_local_scope_test + ipv4_router_alert_test + ipv6_router_alert_test + ipv6_dip_all_nodes_test + ipv6_dip_all_routers_test + ipv6_router_solicit_test + ipv6_router_advert_test + ipv6_redirect_test + ptp_event_test + ptp_general_test + flow_action_sample_test + flow_action_trap_test +" +NUM_NETIFS=4 +source $lib_dir/lib.sh +source $lib_dir/devlink_lib.sh + +h1_create() +{ + simple_if_init $h1 192.0.2.1/24 2001:db8:1::1/64 + + ip -4 route add default vrf v$h1 nexthop via 192.0.2.2 + ip -6 route add default vrf v$h1 nexthop via 2001:db8:1::2 +} + +h1_destroy() +{ + ip -6 route del default vrf v$h1 nexthop via 2001:db8:1::2 + ip -4 route del default vrf v$h1 nexthop via 192.0.2.2 + + simple_if_fini $h1 192.0.2.1/24 2001:db8:1::1/64 +} + +h2_create() +{ + simple_if_init $h2 198.51.100.1/24 2001:db8:2::1/64 + + ip -4 route add default vrf v$h2 nexthop via 198.51.100.2 + ip -6 route add default vrf v$h2 nexthop via 2001:db8:2::2 +} + +h2_destroy() +{ + ip -6 route del default vrf v$h2 nexthop via 2001:db8:2::2 + ip -4 route del default vrf v$h2 nexthop via 198.51.100.2 + + simple_if_fini $h2 198.51.100.1/24 2001:db8:2::1/64 +} + +router_create() +{ + ip link set dev $rp1 up + ip link set dev $rp2 up + + __addr_add_del $rp1 add 192.0.2.2/24 2001:db8:1::2/64 + __addr_add_del $rp2 add 198.51.100.2/24 2001:db8:2::2/64 +} + +router_destroy() +{ + __addr_add_del $rp2 del 198.51.100.2/24 2001:db8:2::2/64 + __addr_add_del $rp1 del 192.0.2.2/24 2001:db8:1::2/64 + + ip link set dev $rp2 down + ip link set dev $rp1 down +} + +setup_prepare() +{ + h1=${NETIFS[p1]} + rp1=${NETIFS[p2]} + + rp2=${NETIFS[p3]} + h2=${NETIFS[p4]} + + vrf_prepare + forwarding_enable + + h1_create + h2_create + router_create +} + +cleanup() +{ + pre_cleanup + + router_destroy + h2_destroy + h1_destroy + + forwarding_restore + vrf_cleanup +} + +stp_test() +{ + devlink_trap_stats_test "STP" "stp" $MZ $h1 -c 1 -t bpdu -q +} + +lacp_payload_get() +{ + local source_mac=$1; shift + local p + + p=$(: + )"01:80:C2:00:00:02:"$( : ETH daddr + )"$source_mac:"$( : ETH saddr + )"88:09:"$( : ETH type + ) + echo $p +} + +lacp_test() +{ + local h1mac=$(mac_get $h1) + + devlink_trap_stats_test "LACP" "lacp" $MZ $h1 -c 1 \ + $(lacp_payload_get $h1mac) -p 100 -q +} + +lldp_payload_get() +{ + local source_mac=$1; shift + local p + + p=$(: + )"01:80:C2:00:00:0E:"$( : ETH daddr + )"$source_mac:"$( : ETH saddr + )"88:CC:"$( : ETH type + ) + echo $p +} + +lldp_test() +{ + local h1mac=$(mac_get $h1) + + devlink_trap_stats_test "LLDP" "lldp" $MZ $h1 -c 1 \ + $(lldp_payload_get $h1mac) -p 100 -q +} + +igmp_query_test() +{ + # IGMP (IP Protocol 2) Membership Query (Type 0x11) + devlink_trap_stats_test "IGMP Membership Query" "igmp_query" \ + $MZ $h1 -c 1 -a own -b 01:00:5E:00:00:01 \ + -A 192.0.2.1 -B 224.0.0.1 -t ip proto=2,p=11 -p 100 -q +} + +igmp_v1_report_test() +{ + # IGMP (IP Protocol 2) Version 1 Membership Report (Type 0x12) + devlink_trap_stats_test "IGMP Version 1 Membership Report" \ + "igmp_v1_report" $MZ $h1 -c 1 -a own -b 01:00:5E:00:00:01 \ + -A 192.0.2.1 -B 244.0.0.1 -t ip proto=2,p=12 -p 100 -q +} + +igmp_v2_report_test() +{ + # IGMP (IP Protocol 2) Version 2 Membership Report (Type 0x16) + devlink_trap_stats_test "IGMP Version 2 Membership Report" \ + "igmp_v2_report" $MZ $h1 -c 1 -a own -b 01:00:5E:00:00:01 \ + -A 192.0.2.1 -B 244.0.0.1 -t ip proto=2,p=16 -p 100 -q +} + +igmp_v3_report_test() +{ + # IGMP (IP Protocol 2) Version 3 Membership Report (Type 0x22) + devlink_trap_stats_test "IGMP Version 3 Membership Report" \ + "igmp_v3_report" $MZ $h1 -c 1 -a own -b 01:00:5E:00:00:01 \ + -A 192.0.2.1 -B 244.0.0.1 -t ip proto=2,p=22 -p 100 -q +} + +igmp_v2_leave_test() +{ + # IGMP (IP Protocol 2) Version 2 Leave Group (Type 0x17) + devlink_trap_stats_test "IGMP Version 2 Leave Group" \ + "igmp_v2_leave" $MZ $h1 -c 1 -a own -b 01:00:5E:00:00:02 \ + -A 192.0.2.1 -B 224.0.0.2 -t ip proto=2,p=17 -p 100 -q +} + +mld_payload_get() +{ + local type=$1; shift + local p + + type=$(printf "%x" $type) + p=$(: + )"3A:"$( : Next Header - ICMPv6 + )"00:"$( : Hdr Ext Len + )"00:00:00:00:00:00:"$( : Options and Padding + )"$type:"$( : ICMPv6.type + )"00:"$( : ICMPv6.code + )"00:"$( : ICMPv6.checksum + ) + echo $p +} + +mld_query_test() +{ + # MLD Multicast Listener Query (Type 130) + devlink_trap_stats_test "MLD Multicast Listener Query" "mld_query" \ + $MZ $h1 -6 -c 1 -A fe80::1 -B ff02::1 \ + -t ip hop=1,next=0,payload=$(mld_payload_get 130) -p 100 -q +} + +mld_v1_report_test() +{ + # MLD Version 1 Multicast Listener Report (Type 131) + devlink_trap_stats_test "MLD Version 1 Multicast Listener Report" \ + "mld_v1_report" $MZ $h1 -6 -c 1 -A fe80::1 -B ff02::16 \ + -t ip hop=1,next=0,payload=$(mld_payload_get 131) -p 100 -q +} + +mld_v2_report_test() +{ + # MLD Version 2 Multicast Listener Report (Type 143) + devlink_trap_stats_test "MLD Version 2 Multicast Listener Report" \ + "mld_v2_report" $MZ $h1 -6 -c 1 -A fe80::1 -B ff02::16 \ + -t ip hop=1,next=0,payload=$(mld_payload_get 143) -p 100 -q +} + +mld_v1_done_test() +{ + # MLD Version 1 Multicast Listener Done (Type 132) + devlink_trap_stats_test "MLD Version 1 Multicast Listener Done" \ + "mld_v1_done" $MZ $h1 -6 -c 1 -A fe80::1 -B ff02::16 \ + -t ip hop=1,next=0,payload=$(mld_payload_get 132) -p 100 -q +} + +ipv4_dhcp_test() +{ + devlink_trap_stats_test "IPv4 DHCP Port 67" "ipv4_dhcp" \ + $MZ $h1 -c 1 -a own -b bcast -A 0.0.0.0 -B 255.255.255.255 \ + -t udp sp=68,dp=67 -p 100 -q + + devlink_trap_stats_test "IPv4 DHCP Port 68" "ipv4_dhcp" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) -A 192.0.2.1 \ + -B 255.255.255.255 -t udp sp=67,dp=68 -p 100 -q +} + +ipv6_dhcp_test() +{ + devlink_trap_stats_test "IPv6 DHCP Port 547" "ipv6_dhcp" \ + $MZ $h1 -6 -c 1 -A fe80::1 -B ff02::1:2 -t udp sp=546,dp=547 \ + -p 100 -q + + devlink_trap_stats_test "IPv6 DHCP Port 546" "ipv6_dhcp" \ + $MZ $h1 -6 -c 1 -A fe80::1 -B ff02::1:2 -t udp sp=547,dp=546 \ + -p 100 -q +} + +arp_request_test() +{ + devlink_trap_stats_test "ARP Request" "arp_request" \ + $MZ $h1 -c 1 -a own -b bcast -t arp request -p 100 -q +} + +arp_response_test() +{ + devlink_trap_stats_test "ARP Response" "arp_response" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) -t arp reply -p 100 -q +} + +icmpv6_header_get() +{ + local type=$1; shift + local p + + type=$(printf "%x" $type) + p=$(: + )"$type:"$( : ICMPv6.type + )"00:"$( : ICMPv6.code + )"00:"$( : ICMPv6.checksum + ) + echo $p +} + +ipv6_neigh_solicit_test() +{ + devlink_trap_stats_test "IPv6 Neighbour Solicitation" \ + "ipv6_neigh_solicit" $MZ $h1 -6 -c 1 \ + -A fe80::1 -B ff02::1:ff00:02 \ + -t ip hop=1,next=58,payload=$(icmpv6_header_get 135) -p 100 -q +} + +ipv6_neigh_advert_test() +{ + devlink_trap_stats_test "IPv6 Neighbour Advertisement" \ + "ipv6_neigh_advert" $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A fe80::1 -B 2001:db8:1::2 \ + -t ip hop=1,next=58,payload=$(icmpv6_header_get 136) -p 100 -q +} + +ipv4_bfd_test() +{ + devlink_trap_stats_test "IPv4 BFD Control - Port 3784" "ipv4_bfd" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 192.0.2.2 -t udp sp=49153,dp=3784 -p 100 -q + + devlink_trap_stats_test "IPv4 BFD Echo - Port 3785" "ipv4_bfd" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 192.0.2.2 -t udp sp=49153,dp=3785 -p 100 -q +} + +ipv6_bfd_test() +{ + devlink_trap_stats_test "IPv6 BFD Control - Port 3784" "ipv6_bfd" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A 2001:db8:1::1 -B 2001:db8:1::2 \ + -t udp sp=49153,dp=3784 -p 100 -q + + devlink_trap_stats_test "IPv6 BFD Echo - Port 3785" "ipv6_bfd" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A 2001:db8:1::1 -B 2001:db8:1::2 \ + -t udp sp=49153,dp=3785 -p 100 -q +} + +ipv4_ospf_test() +{ + devlink_trap_stats_test "IPv4 OSPF - Multicast" "ipv4_ospf" \ + $MZ $h1 -c 1 -a own -b 01:00:5e:00:00:05 \ + -A 192.0.2.1 -B 224.0.0.5 -t ip proto=89 -p 100 -q + + devlink_trap_stats_test "IPv4 OSPF - Unicast" "ipv4_ospf" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 192.0.2.2 -t ip proto=89 -p 100 -q +} + +ipv6_ospf_test() +{ + devlink_trap_stats_test "IPv6 OSPF - Multicast" "ipv6_ospf" \ + $MZ $h1 -6 -c 1 -a own -b 33:33:00:00:00:05 \ + -A fe80::1 -B ff02::5 -t ip next=89 -p 100 -q + + devlink_trap_stats_test "IPv6 OSPF - Unicast" "ipv6_ospf" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A 2001:db8:1::1 -B 2001:db8:1::2 -t ip next=89 -p 100 -q +} + +ipv4_bgp_test() +{ + devlink_trap_stats_test "IPv4 BGP" "ipv4_bgp" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 192.0.2.2 -t tcp sp=54321,dp=179,flags=rst \ + -p 100 -q +} + +ipv6_bgp_test() +{ + devlink_trap_stats_test "IPv6 BGP" "ipv6_bgp" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A 2001:db8:1::1 -B 2001:db8:1::2 \ + -t tcp sp=54321,dp=179,flags=rst -p 100 -q +} + +ipv4_vrrp_test() +{ + devlink_trap_stats_test "IPv4 VRRP" "ipv4_vrrp" \ + $MZ $h1 -c 1 -a own -b 01:00:5e:00:00:12 \ + -A 192.0.2.1 -B 224.0.0.18 -t ip proto=112 -p 100 -q +} + +ipv6_vrrp_test() +{ + devlink_trap_stats_test "IPv6 VRRP" "ipv6_vrrp" \ + $MZ $h1 -6 -c 1 -a own -b 33:33:00:00:00:12 \ + -A fe80::1 -B ff02::12 -t ip next=112 -p 100 -q +} + +ipv4_pim_test() +{ + devlink_trap_stats_test "IPv4 PIM - Multicast" "ipv4_pim" \ + $MZ $h1 -c 1 -a own -b 01:00:5e:00:00:0d \ + -A 192.0.2.1 -B 224.0.0.13 -t ip proto=103 -p 100 -q + + devlink_trap_stats_test "IPv4 PIM - Unicast" "ipv4_pim" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 192.0.2.2 -t ip proto=103 -p 100 -q +} + +ipv6_pim_test() +{ + devlink_trap_stats_test "IPv6 PIM - Multicast" "ipv6_pim" \ + $MZ $h1 -6 -c 1 -a own -b 33:33:00:00:00:0d \ + -A fe80::1 -B ff02::d -t ip next=103 -p 100 -q + + devlink_trap_stats_test "IPv6 PIM - Unicast" "ipv6_pim" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A fe80::1 -B 2001:db8:1::2 -t ip next=103 -p 100 -q +} + +uc_loopback_test() +{ + # Add neighbours to the fake destination IPs, so that the packets are + # routed in the device and not trapped due to an unresolved neighbour + # exception. + ip -4 neigh add 192.0.2.3 lladdr 00:11:22:33:44:55 nud permanent \ + dev $rp1 + ip -6 neigh add 2001:db8:1::3 lladdr 00:11:22:33:44:55 nud permanent \ + dev $rp1 + + devlink_trap_stats_test "IPv4 Unicast Loopback" "uc_loopback" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 192.0.2.3 -t udp sp=54321,dp=12345 -p 100 -q + + devlink_trap_stats_test "IPv6 Unicast Loopback" "uc_loopback" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A 2001:db8:1::1 -B 2001:db8:1::3 -t udp sp=54321,dp=12345 \ + -p 100 -q + + ip -6 neigh del 2001:db8:1::3 dev $rp1 + ip -4 neigh del 192.0.2.3 dev $rp1 +} + +local_route_test() +{ + # Use a fake source IP to prevent the trap from being triggered twice + # when the router sends back a port unreachable message. + devlink_trap_stats_test "IPv4 Local Route" "local_route" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.3 -B 192.0.2.2 -t udp sp=54321,dp=12345 -p 100 -q + + devlink_trap_stats_test "IPv6 Local Route" "local_route" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A 2001:db8:1::3 -B 2001:db8:1::2 -t udp sp=54321,sp=12345 \ + -p 100 -q +} + +external_route_test() +{ + # Add a dummy device through which the incoming packets should be + # routed. + ip link add name dummy10 up type dummy + ip address add 203.0.113.1/24 dev dummy10 + ip -6 address add 2001:db8:10::1/64 dev dummy10 + + devlink_trap_stats_test "IPv4 External Route" "external_route" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 203.0.113.2 -t udp sp=54321,dp=12345 -p 100 -q + + devlink_trap_stats_test "IPv6 External Route" "external_route" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A 2001:db8:1::1 -B 2001:db8:10::2 -t udp sp=54321,sp=12345 \ + -p 100 -q + + ip -6 address del 2001:db8:10::1/64 dev dummy10 + ip address del 203.0.113.1/24 dev dummy10 + ip link del dev dummy10 +} + +ipv6_uc_dip_link_local_scope_test() +{ + # Add a dummy link-local prefix route to allow the packet to be routed. + ip -6 route add fe80:1::/64 dev $rp2 + + devlink_trap_stats_test \ + "IPv6 Unicast Destination IP With Link-Local Scope" \ + "ipv6_uc_dip_link_local_scope" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A fe80::1 -B fe80:1::2 -t udp sp=54321,sp=12345 \ + -p 100 -q + + ip -6 route del fe80:1::/64 dev $rp2 +} + +ipv4_router_alert_get() +{ + local p + + # https://en.wikipedia.org/wiki/IPv4#Options + p=$(: + )"94:"$( : Option Number + )"04:"$( : Option Length + )"00:00:"$( : Option Data + ) + echo $p +} + +ipv4_router_alert_test() +{ + devlink_trap_stats_test "IPv4 Router Alert" "ipv4_router_alert" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 198.51.100.3 \ + -t ip option=$(ipv4_router_alert_get) -p 100 -q +} + +ipv6_router_alert_get() +{ + local p + + # https://en.wikipedia.org/wiki/IPv6_packet#Hop-by-hop_options_and_destination_options + # https://tools.ietf.org/html/rfc2711#section-2.1 + p=$(: + )"11:"$( : Next Header - UDP + )"00:"$( : Hdr Ext Len + )"05:02:00:00:00:00:"$( : Option Data + ) + echo $p +} + +ipv6_router_alert_test() +{ + devlink_trap_stats_test "IPv6 Router Alert" "ipv6_router_alert" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A 2001:db8:1::1 -B 2001:db8:1::3 \ + -t ip next=0,payload=$(ipv6_router_alert_get) -p 100 -q +} + +ipv6_dip_all_nodes_test() +{ + devlink_trap_stats_test "IPv6 Destination IP \"All Nodes Address\"" \ + "ipv6_dip_all_nodes" \ + $MZ $h1 -6 -c 1 -a own -b 33:33:00:00:00:01 \ + -A 2001:db8:1::1 -B ff02::1 -t udp sp=12345,dp=54321 -p 100 -q +} + +ipv6_dip_all_routers_test() +{ + devlink_trap_stats_test "IPv6 Destination IP \"All Routers Address\"" \ + "ipv6_dip_all_routers" \ + $MZ $h1 -6 -c 1 -a own -b 33:33:00:00:00:02 \ + -A 2001:db8:1::1 -B ff02::2 -t udp sp=12345,dp=54321 -p 100 -q +} + +ipv6_router_solicit_test() +{ + devlink_trap_stats_test "IPv6 Router Solicitation" \ + "ipv6_router_solicit" \ + $MZ $h1 -6 -c 1 -a own -b 33:33:00:00:00:02 \ + -A fe80::1 -B ff02::2 \ + -t ip hop=1,next=58,payload=$(icmpv6_header_get 133) -p 100 -q +} + +ipv6_router_advert_test() +{ + devlink_trap_stats_test "IPv6 Router Advertisement" \ + "ipv6_router_advert" \ + $MZ $h1 -6 -c 1 -a own -b 33:33:00:00:00:01 \ + -A fe80::1 -B ff02::1 \ + -t ip hop=1,next=58,payload=$(icmpv6_header_get 134) -p 100 -q +} + +ipv6_redirect_test() +{ + devlink_trap_stats_test "IPv6 Redirect Message" \ + "ipv6_redirect" \ + $MZ $h1 -6 -c 1 -a own -b $(mac_get $rp1) \ + -A fe80::1 -B 2001:db8:1::2 \ + -t ip hop=1,next=58,payload=$(icmpv6_header_get 137) -p 100 -q +} + +ptp_event_test() +{ + # PTP is only supported on Spectrum-1, for now. + [[ "$DEVLINK_VIDDID" != "15b3:cb84" ]] && return + + # PTP Sync (0) + devlink_trap_stats_test "PTP Time-Critical Event Message" "ptp_event" \ + $MZ $h1 -c 1 -a own -b 01:00:5e:00:01:81 \ + -A 192.0.2.1 -B 224.0.1.129 \ + -t udp sp=12345,dp=319,payload=10 -p 100 -q +} + +ptp_general_test() +{ + # PTP is only supported on Spectrum-1, for now. + [[ "$DEVLINK_VIDDID" != "15b3:cb84" ]] && return + + # PTP Announce (b) + devlink_trap_stats_test "PTP General Message" "ptp_general" \ + $MZ $h1 -c 1 -a own -b 01:00:5e:00:01:81 \ + -A 192.0.2.1 -B 224.0.1.129 \ + -t udp sp=12345,dp=320,payload=1b -p 100 -q +} + +flow_action_sample_test() +{ + # Install a filter that samples every incoming packet. + tc qdisc add dev $rp1 clsact + tc filter add dev $rp1 ingress proto all pref 1 handle 101 matchall \ + skip_sw action sample rate 1 group 1 + + devlink_trap_stats_test "Flow Sampling" "flow_action_sample" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 198.51.100.1 -t udp sp=12345,dp=54321 -p 100 -q + + tc filter del dev $rp1 ingress proto all pref 1 handle 101 matchall + tc qdisc del dev $rp1 clsact +} + +flow_action_trap_test() +{ + # Install a filter that traps a specific flow. + tc qdisc add dev $rp1 clsact + tc filter add dev $rp1 ingress proto ip pref 1 handle 101 flower \ + skip_sw ip_proto udp src_port 12345 dst_port 54321 action trap + + devlink_trap_stats_test "Flow Trapping (Logging)" "flow_action_trap" \ + $MZ $h1 -c 1 -a own -b $(mac_get $rp1) \ + -A 192.0.2.1 -B 198.51.100.1 -t udp sp=12345,dp=54321 -p 100 -q + + tc filter del dev $rp1 ingress proto ip pref 1 handle 101 flower + tc qdisc del dev $rp1 clsact +} + +trap cleanup EXIT + +setup_prepare +setup_wait + +tests_run + +exit $EXIT_STATUS diff --git a/tools/testing/selftests/net/forwarding/devlink_lib.sh b/tools/testing/selftests/net/forwarding/devlink_lib.sh index e27236109235..f0e6be4c09e9 100644 --- a/tools/testing/selftests/net/forwarding/devlink_lib.sh +++ b/tools/testing/selftests/net/forwarding/devlink_lib.sh @@ -423,6 +423,29 @@ devlink_trap_drop_cleanup() tc filter del dev $dev egress protocol $proto pref $pref handle $handle flower } +devlink_trap_stats_test() +{ + local test_name=$1; shift + local trap_name=$1; shift + local send_one="$@" + local t0_packets + local t1_packets + + RET=0 + + t0_packets=$(devlink_trap_rx_packets_get $trap_name) + + $send_one && sleep 1 + + t1_packets=$(devlink_trap_rx_packets_get $trap_name) + + if [[ $t1_packets -eq $t0_packets ]]; then + check_err 1 "Trap stats did not increase" + fi + + log_test "$test_name" +} + devlink_trap_policers_num_get() { devlink -j -p trap policer show | jq '.[]["'$DEVLINK_DEV'"] | length'