Message-Id: <20200529183649.1602091-15-idosch@idosch.org>
Date:   Fri, 29 May 2020 21:36:49 +0300
From:   Ido Schimmel <idosch@...sch.org>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, jiri@...lanox.com,
        mlxsw@...lanox.com, Ido Schimmel <idosch@...lanox.com>
Subject: [PATCH net-next 14/14] selftests: mlxsw: Add test for control packets

From: Ido Schimmel <idosch@...lanox.com>

Generate packets matching the various control traps and check that the
traps' stats increase accordingly.

Signed-off-by: Ido Schimmel <idosch@...lanox.com>
---
 .../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'
-- 
2.26.2

Powered by blists - more mailing lists