Na}{

Path: ~//usr/lib/modules/5.15.0-153-generic/build/tools/testing/selftests/net/forwarding/

File Content: `router.sh`

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0

ALL_TESTS="
	ping_ipv4
	ping_ipv6
	sip_in_class_e
	mc_mac_mismatch
	ipv4_sip_equal_dip
	ipv6_sip_equal_dip
	ipv4_dip_link_local
"

NUM_NETIFS=4
source lib.sh
source tc_common.sh

require_command $MCD
require_command $MC_CLI
table_name=selftests

h1_create()
{
	vrf_create "vrf-h1"
	ip link set dev $h1 master vrf-h1

	ip link set dev vrf-h1 up
	ip link set dev $h1 up

	ip address add 192.0.2.2/24 dev $h1
	ip address add 2001:db8:1::2/64 dev $h1

	ip route add 198.51.100.0/24 vrf vrf-h1 nexthop via 192.0.2.1
	ip route add 2001:db8:2::/64 vrf vrf-h1 nexthop via 2001:db8:1::1
}

h1_destroy()
{
	ip route del 2001:db8:2::/64 vrf vrf-h1
	ip route del 198.51.100.0/24 vrf vrf-h1

	ip address del 2001:db8:1::2/64 dev $h1
	ip address del 192.0.2.2/24 dev $h1

	ip link set dev $h1 down
	vrf_destroy "vrf-h1"
}

h2_create()
{
	vrf_create "vrf-h2"
	ip link set dev $h2 master vrf-h2

	ip link set dev vrf-h2 up
	ip link set dev $h2 up

	ip address add 198.51.100.2/24 dev $h2
	ip address add 2001:db8:2::2/64 dev $h2

	ip route add 192.0.2.0/24 vrf vrf-h2 nexthop via 198.51.100.1
	ip route add 2001:db8:1::/64 vrf vrf-h2 nexthop via 2001:db8:2::1
}

h2_destroy()
{
	ip route del 2001:db8:1::/64 vrf vrf-h2
	ip route del 192.0.2.0/24 vrf vrf-h2

	ip address del 2001:db8:2::2/64 dev $h2
	ip address del 198.51.100.2/24 dev $h2

	ip link set dev $h2 down
	vrf_destroy "vrf-h2"
}

router_create()
{
	ip link set dev $rp1 up
	ip link set dev $rp2 up

	tc qdisc add dev $rp2 clsact

	ip address add 192.0.2.1/24 dev $rp1
	ip address add 2001:db8:1::1/64 dev $rp1

	ip address add 198.51.100.1/24 dev $rp2
	ip address add 2001:db8:2::1/64 dev $rp2
}

router_destroy()
{
	ip address del 2001:db8:2::1/64 dev $rp2
	ip address del 198.51.100.1/24 dev $rp2

	ip address del 2001:db8:1::1/64 dev $rp1
	ip address del 192.0.2.1/24 dev $rp1

	tc qdisc del dev $rp2 clsact

	ip link set dev $rp2 down
	ip link set dev $rp1 down
}

start_mcd()
{
	SMCROUTEDIR="$(mktemp -d)"

	for ((i = 1; i <= $NUM_NETIFS; ++i)); do
		echo "phyint ${NETIFS[p$i]} enable" >> \
			$SMCROUTEDIR/$table_name.conf
	done

	$MCD -N -I $table_name -f $SMCROUTEDIR/$table_name.conf \
		-P $SMCROUTEDIR/$table_name.pid
}

kill_mcd()
{
	pkill $MCD
	rm -rf $SMCROUTEDIR
}

setup_prepare()
{
	h1=${NETIFS[p1]}
	rp1=${NETIFS[p2]}

	rp2=${NETIFS[p3]}
	h2=${NETIFS[p4]}

	rp1mac=$(mac_get $rp1)

	start_mcd

	vrf_prepare

	h1_create
	h2_create

	router_create

	forwarding_enable
}

cleanup()
{
	pre_cleanup

	forwarding_restore

	router_destroy

	h2_destroy
	h1_destroy

	vrf_cleanup

	kill_mcd
}

ping_ipv4()
{
	ping_test $h1 198.51.100.2
}

ping_ipv6()
{
	ping6_test $h1 2001:db8:2::2
}

sip_in_class_e()
{
	RET=0

	# Disable rpfilter to prevent packets to be dropped because of it.
	sysctl_set net.ipv4.conf.all.rp_filter 0
	sysctl_set net.ipv4.conf.$rp1.rp_filter 0

	tc filter add dev $rp2 egress protocol ip pref 1 handle 101 \
		flower src_ip 240.0.0.1 ip_proto udp action pass

	$MZ $h1 -t udp "sp=54321,dp=12345" -c 5 -d 1msec \
		-A 240.0.0.1 -b $rp1mac -B 198.51.100.2 -q

	tc_check_packets "dev $rp2 egress" 101 5
	check_err $? "Packets were dropped"

	log_test "Source IP in class E"

	tc filter del dev $rp2 egress protocol ip pref 1 handle 101 flower
	sysctl_restore net.ipv4.conf.$rp1.rp_filter
	sysctl_restore net.ipv4.conf.all.rp_filter
}

create_mcast_sg()
{
	local if_name=$1; shift
	local s_addr=$1; shift
	local mcast=$1; shift
	local dest_ifs=${@}

	$MC_CLI -I $table_name add $if_name $s_addr $mcast $dest_ifs
}

delete_mcast_sg()
{
	local if_name=$1; shift
	local s_addr=$1; shift
	local mcast=$1; shift
	local dest_ifs=${@}

	$MC_CLI -I $table_name remove $if_name $s_addr $mcast $dest_ifs
}

__mc_mac_mismatch()
{
	local desc=$1; shift
	local proto=$1; shift
	local sip=$1; shift
	local dip=$1; shift
	local flags=${1:-""}; shift
	local dmac=01:02:03:04:05:06

	RET=0

	tc filter add dev $rp2 egress protocol $proto pref 1 handle 101 \
		flower dst_ip $dip action pass

	create_mcast_sg $rp1 $sip $dip $rp2

	$MZ $flags $h1 -t udp "sp=54321,dp=12345" -c 5 -d 1msec -b $dmac \
		-B $dip -q

	tc_check_packets "dev $rp2 egress" 101 5
	check_err $? "Packets were dropped"

	log_test "Multicast MAC mismatch: $desc"

	delete_mcast_sg $rp1 $sip $dip $rp2
	tc filter del dev $rp2 egress protocol $proto pref 1 handle 101 flower
}

mc_mac_mismatch()
{
	__mc_mac_mismatch "IPv4" "ip" 192.0.2.2 225.1.2.3
	__mc_mac_mismatch "IPv6" "ipv6" 2001:db8:1::2 ff0e::3 "-6"
}

ipv4_sip_equal_dip()
{
	RET=0

	# Disable rpfilter to prevent packets to be dropped because of it.
	sysctl_set net.ipv4.conf.all.rp_filter 0
	sysctl_set net.ipv4.conf.$rp1.rp_filter 0

	tc filter add dev $rp2 egress protocol ip pref 1 handle 101 \
		flower src_ip 198.51.100.2  action pass

	$MZ $h1 -t udp "sp=54321,dp=12345" -c 5 -d 1msec \
		-A 198.51.100.2 -b $rp1mac -B 198.51.100.2 -q

	tc_check_packets "dev $rp2 egress" 101 5
	check_err $? "Packets were dropped"

	log_test "Source IP is equal to destination IP: IPv4"

	tc filter del dev $rp2 egress protocol ip pref 1 handle 101 flower
	sysctl_restore net.ipv4.conf.$rp1.rp_filter
	sysctl_restore net.ipv4.conf.all.rp_filter
}

ipv6_sip_equal_dip()
{
	RET=0

	tc filter add dev $rp2 egress protocol ipv6 pref 1 handle 101 \
		flower src_ip 2001:db8:2::2 action pass

	$MZ -6 $h1 -t udp "sp=54321,dp=12345" -c 5 -d 1msec \
		-A 2001:db8:2::2 -b $rp1mac -B 2001:db8:2::2 -q

	tc_check_packets "dev $rp2 egress" 101 5
	check_err $? "Packets were dropped"

	log_test "Source IP is equal to destination IP: IPv6"

	tc filter del dev $rp2 egress protocol ipv6 pref 1 handle 101 flower
}

ipv4_dip_link_local()
{
	local dip=169.254.1.1

	RET=0

	tc filter add dev $rp2 egress protocol ip pref 1 handle 101 \
		flower dst_ip $dip action pass

	ip neigh add 169.254.1.1 lladdr 00:11:22:33:44:55 dev $rp2
	ip route add 169.254.1.0/24 dev $rp2

	$MZ $h1 -t udp "sp=54321,dp=12345" -c 5 -d 1msec -b $rp1mac -B $dip -q

	tc_check_packets "dev $rp2 egress" 101 5
	check_err $? "Packets were dropped"

	log_test "IPv4 destination IP is link-local"

	ip route del 169.254.1.0/24 dev $rp2
	ip neigh del 169.254.1.1 lladdr 00:11:22:33:44:55 dev $rp2
	tc filter del dev $rp2 egress protocol ip pref 1 handle 101 flower
}

trap cleanup EXIT

setup_prepare
setup_wait

tests_run

exit $EXIT_STATUS

Edit Rename Chmod Delete

FILE FOLDER INFO

Name	Size	Permission
Makefile	1718 bytes	0644
bridge_igmp.sh	15152 bytes	0755
bridge_mld.sh	16563 bytes	0755
bridge_port_isolation.sh	2378 bytes	0755
bridge_sticky_fdb.sh	1159 bytes	0755
bridge_vlan_aware.sh	2524 bytes	0755
bridge_vlan_unaware.sh	1248 bytes	0755
custom_multipath_hash.sh	9993 bytes	0755
devlink_lib.sh	13118 bytes	0644
dual_vxlan_bridge.sh	11439 bytes	0755
ethtool.sh	6745 bytes	0755
ethtool_extended_state.sh	1923 bytes	0755
ethtool_lib.sh	2815 bytes	0644
fib_offload_lib.sh	25157 bytes	0644
gre_custom_multipath_hash.sh	12768 bytes	0755
gre_inner_v4_multipath.sh	7730 bytes	0755
gre_inner_v6_multipath.sh	7843 bytes	0755
gre_multipath.sh	6439 bytes	0755
gre_multipath_nh.sh	9301 bytes	0755
gre_multipath_nh_res.sh	9491 bytes	0755
ip6_forward_instats_vrf.sh	3092 bytes	0755
ip6gre_custom_multipath_hash.sh	13038 bytes	0755
ip6gre_inner_v4_multipath.sh	7956 bytes	0755
ip6gre_inner_v6_multipath.sh	8069 bytes	0755
ipip_flat_gre.sh	838 bytes	0755
ipip_flat_gre_key.sh	860 bytes	0755
ipip_flat_gre_keys.sh	886 bytes	0755
ipip_hier_gre.sh	887 bytes	0755
ipip_hier_gre_key.sh	910 bytes	0755
ipip_hier_gre_keys.sh	938 bytes	0755
ipip_lib.sh	8557 bytes	0644
lib.sh	28668 bytes	0644
loopback.sh	1589 bytes	0755
mirror_gre.sh	3366 bytes	0755
mirror_gre_bound.sh	5929 bytes	0755
mirror_gre_bridge_1d.sh	4504 bytes	0755
mirror_gre_bridge_1d_vlan.sh	2717 bytes	0755
mirror_gre_bridge_1q.sh	4380 bytes	0755
mirror_gre_bridge_1q_lag.sh	7485 bytes	0755
mirror_gre_changes.sh	5824 bytes	0755
mirror_gre_flower.sh	2891 bytes	0755
mirror_gre_lag_lacp.sh	7458 bytes	0755
mirror_gre_lib.sh	2565 bytes	0644
mirror_gre_neigh.sh	2338 bytes	0755
mirror_gre_nh.sh	2974 bytes	0755
mirror_gre_topo_lib.sh	3524 bytes	0644
mirror_gre_vlan.sh	1715 bytes	0755
mirror_gre_vlan_bridge_1q.sh	9117 bytes	0755
mirror_lib.sh	2964 bytes	0644
mirror_topo_lib.sh	2758 bytes	0644
mirror_vlan.sh	2303 bytes	0755
pedit_dsfield.sh	6789 bytes	0755
pedit_l4port.sh	4564 bytes	0755
q_in_vni.sh	10926 bytes	0755
router.sh	6322 bytes	0755
router_bridge.sh	1794 bytes	0755
router_bridge_vlan.sh	2108 bytes	0755
router_broadcast.sh	5142 bytes	0755
router_mpath_nh.sh	9828 bytes	0755
router_mpath_nh_res.sh	10223 bytes	0755
router_multicast.sh	11597 bytes	0755
router_multipath.sh	8449 bytes	0755
router_nh.sh	2627 bytes	0755
router_vid_1.sh	2153 bytes	0755
sch_ets.sh	781 bytes	0755
sch_ets_core.sh	7456 bytes	0644
sch_ets_tests.sh	4044 bytes	0644
sch_red.sh	11358 bytes	0755
sch_tbf_core.sh	5140 bytes	0644
sch_tbf_ets.sh	118 bytes	0755
sch_tbf_etsprio.sh	711 bytes	0644
sch_tbf_prio.sh	118 bytes	0755
sch_tbf_root.sh	422 bytes	0755
skbedit_priority.sh	3901 bytes	0755
tc_actions.sh	6606 bytes	0755
tc_chains.sh	4945 bytes	0755
tc_common.sh	524 bytes	0644
tc_flower.sh	21752 bytes	0755
tc_flower_router.sh	3096 bytes	0755
tc_mpls_l2vpn.sh	5146 bytes	0755
tc_police.sh	12111 bytes	0755
tc_shblocks.sh	2748 bytes	0755
tc_vlan_modify.sh	3246 bytes	0755
vxlan_asymmetric.sh	17978 bytes	0755
vxlan_bridge_1d.sh	20863 bytes	0755
vxlan_bridge_1d_port_8472.sh	172 bytes	0755
vxlan_bridge_1q.sh	24053 bytes	0755
vxlan_bridge_1q_port_8472.sh	172 bytes	0755
vxlan_symmetric.sh	18488 bytes	0755

File Content: router.sh

File Content: `router.sh`