FM / net

/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/net/

/usr/src/linux-headers-5.15.0-181/tools/testing/selftests/net

Name	Size	Mode	Actions
af_unix/	-	0755	rm
forwarding/	-	0755	rm
mptcp/	-	0755	rm
altnames.sh	1817	0755	edit dl rm
bareudp.sh	21290	0755	edit dl rm
drop_monitor_tests.sh	4439	0755	edit dl rm
fcnal-test.sh	103221	0755	edit dl rm
fib-onlink-tests.sh	12409	0755	edit dl rm
fib_nexthops.sh	68003	0755	edit dl rm
fib_nexthop_multiprefix.sh	5870	0755	edit dl rm
fib_nexthop_nongw.sh	2327	0755	edit dl rm
fib_rule_tests.sh	5981	0755	edit dl rm
fib_tests.sh	57224	0755	edit dl rm
fin_ack_lat.sh	507	0755	edit dl rm
gre_gso.sh	4237	0755	edit dl rm
gro.sh	2132	0755	edit dl rm
icmp.sh	2618	0755	edit dl rm
icmp_redirect.sh	12820	0755	edit dl rm
in_netns.sh	323	0755	edit dl rm
ioam6.sh	25962	0755	edit dl rm
ip6_gre_headroom.sh	1400	0755	edit dl rm
ipv6_flowlabel.sh	502	0755	edit dl rm
ip_defrag.sh	2087	0755	edit dl rm
l2tp.sh	9909	0755	edit dl rm
lib.sh	597	0644	edit dl rm
Makefile	2499	0644	edit dl rm
msg_zerocopy.sh	3012	0755	edit dl rm
netdevice.sh	4521	0755	edit dl rm
net_helper.sh	514	0644	edit dl rm
pmtu.sh	74711	0755	edit dl rm
psock_snd.sh	2252	0755	edit dl rm
reuseaddr_ports_exhausted.sh	635	0755	edit dl rm
reuseport_addr_any.sh	81	0755	edit dl rm
route_localnet.sh	1871	0755	edit dl rm
rtnetlink.sh	29476	0755	edit dl rm
rxtimestamp.sh	79	0755	edit dl rm
setup_loopback.sh	2654	0644	edit dl rm
setup_veth.sh	929	0644	edit dl rm
so_txtime.sh	2434	0755	edit dl rm
srv6_end_dt4_l3vpn_test.sh	17454	0755	edit dl rm
srv6_end_dt6_l3vpn_test.sh	17615	0755	edit dl rm
srv6_end_dt46_l3vpn_test.sh	21121	0755	edit dl rm
tcp_fastopen_backup_key.sh	1086	0755	edit dl rm
test_blackhole_dev.sh	280	0755	edit dl rm
test_bpf.sh	225	0755	edit dl rm
test_vxlan_fdb_changelink.sh	678	0755	edit dl rm
test_vxlan_under_vrf.sh	5607	0755	edit dl rm
toeplitz.sh	4983	0755	edit dl rm
toeplitz_client.sh	667	0755	edit dl rm
traceroute.sh	7131	0755	edit dl rm
txtimestamp.sh	1702	0755	edit dl rm
udpgro.sh	5988	0755	edit dl rm
udpgro_bench.sh	2126	0755	edit dl rm
udpgro_fwd.sh	7145	0755	edit dl rm
udpgso.sh	545	0755	edit dl rm
udpgso_bench.sh	2852	0755	edit dl rm
unicast_extensions.sh	8263	0755	edit dl rm
veth.sh	10441	0755	edit dl rm
vrf-xfrm-tests.sh	10970	0755	edit dl rm
vrf_route_leaking.sh	14946	0755	edit dl rm
vrf_strict_mode_test.sh	7688	0755	edit dl rm
xfrm_policy.sh	14759	0755	edit dl rm

Edit: /usr/src/linux-headers-5.15.0-181/tools/testing/selftests/net/fib_rule_tests.sh (5981B)

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

# This test is for checking IPv4 and IPv6 FIB rules API

# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4

ret=0

PAUSE_ON_FAIL=${PAUSE_ON_FAIL:=no}
IP="ip -netns testns"

RTABLE=100
GW_IP4=192.51.100.2
SRC_IP=192.51.100.3
GW_IP6=2001:db8:1::2
SRC_IP6=2001:db8:1::3

DEV_ADDR=192.51.100.1
DEV_ADDR6=2001:db8:1::1
DEV=dummy0

log_test()
{
	local rc=$1
	local expected=$2
	local msg="$3"

if [ ${rc} -eq ${expected} ]; then
		nsuccess=$((nsuccess+1))
		printf "\n    TEST: %-50s  [ OK ]\n" "${msg}"
	else
		ret=1
		nfail=$((nfail+1))
		printf "\n    TEST: %-50s  [FAIL]\n" "${msg}"
		if [ "${PAUSE_ON_FAIL}" = "yes" ]; then
			echo
			echo "hit enter to continue, 'q' to quit"
			read a
			[ "$a" = "q" ] && exit 1
		fi
	fi
}

log_section()
{
	echo
	echo "######################################################################"
	echo "TEST SECTION: $*"
	echo "######################################################################"
}

setup()
{
	set -e
	ip netns add testns
	$IP link set dev lo up

$IP link add dummy0 type dummy
	$IP link set dev dummy0 up
	$IP address add $DEV_ADDR/24 dev dummy0
	$IP -6 address add $DEV_ADDR6/64 dev dummy0

ip netns exec testns sysctl -w net.ipv4.ip_forward=1

set +e
}

cleanup()
{
	$IP link del dev dummy0 &> /dev/null
	ip netns del testns
}

fib_check_iproute_support()
{
	ip rule help 2>&1 | grep -q $1
	if [ $? -ne 0 ]; then
		echo "SKIP: iproute2 iprule too old, missing $1 match"
		return 1
	fi

ip route get help 2>&1 | grep -q $2
	if [ $? -ne 0 ]; then
		echo "SKIP: iproute2 get route too old, missing $2 match"
		return 1
	fi

return 0
}

fib_rule6_del()
{
	$IP -6 rule del $1
	log_test $? 0 "rule6 del $1"
}

fib_rule6_del_by_pref()
{
	pref=$($IP -6 rule show | grep "$1 lookup $TABLE" | cut -d ":" -f 1)
	$IP -6 rule del pref $pref
}

fib_rule6_test_match_n_redirect()
{
	local match="$1"
	local getmatch="$2"

$IP -6 rule add $match table $RTABLE
	$IP -6 route get $GW_IP6 $getmatch | grep -q "table $RTABLE"
	log_test $? 0 "rule6 check: $1"

fib_rule6_del_by_pref "$match"
	log_test $? 0 "rule6 del by pref: $match"
}

fib_rule6_test()
{
	# setup the fib rule redirect route
	$IP -6 route add table $RTABLE default via $GW_IP6 dev $DEV onlink

match="oif $DEV"
	fib_rule6_test_match_n_redirect "$match" "$match" "oif redirect to table"

match="from $SRC_IP6 iif $DEV"
	fib_rule6_test_match_n_redirect "$match" "$match" "iif redirect to table"

match="tos 0x10"
	fib_rule6_test_match_n_redirect "$match" "$match" "tos redirect to table"

match="fwmark 0x64"
	getmatch="mark 0x64"
	fib_rule6_test_match_n_redirect "$match" "$getmatch" "fwmark redirect to table"

fib_check_iproute_support "uidrange" "uid"
	if [ $? -eq 0 ]; then
		match="uidrange 100-100"
		getmatch="uid 100"
		fib_rule6_test_match_n_redirect "$match" "$getmatch" "uid redirect to table"
	fi

fib_check_iproute_support "sport" "sport"
	if [ $? -eq 0 ]; then
		match="sport 666 dport 777"
		fib_rule6_test_match_n_redirect "$match" "$match" "sport and dport redirect to table"
	fi

fib_check_iproute_support "ipproto" "ipproto"
	if [ $? -eq 0 ]; then
		match="ipproto tcp"
		fib_rule6_test_match_n_redirect "$match" "$match" "ipproto match"
	fi

fib_check_iproute_support "ipproto" "ipproto"
	if [ $? -eq 0 ]; then
		match="ipproto ipv6-icmp"
		fib_rule6_test_match_n_redirect "$match" "$match" "ipproto ipv6-icmp match"
	fi
}

fib_rule4_del()
{
	$IP rule del $1
	log_test $? 0 "del $1"
}

fib_rule4_del_by_pref()
{
	pref=$($IP rule show | grep "$1 lookup $TABLE" | cut -d ":" -f 1)
	$IP rule del pref $pref
}

fib_rule4_test_match_n_redirect()
{
	local match="$1"
	local getmatch="$2"

$IP rule add $match table $RTABLE
	$IP route get $GW_IP4 $getmatch | grep -q "table $RTABLE"
	log_test $? 0 "rule4 check: $1"

fib_rule4_del_by_pref "$match"
	log_test $? 0 "rule4 del by pref: $match"
}

fib_rule4_test()
{
	# setup the fib rule redirect route
	$IP route add table $RTABLE default via $GW_IP4 dev $DEV onlink

match="oif $DEV"
	fib_rule4_test_match_n_redirect "$match" "$match" "oif redirect to table"

# need enable forwarding and disable rp_filter temporarily as all the
	# addresses are in the same subnet and egress device == ingress device.
	ip netns exec testns sysctl -w net.ipv4.ip_forward=1
	ip netns exec testns sysctl -w net.ipv4.conf.$DEV.rp_filter=0
	match="from $SRC_IP iif $DEV"
	fib_rule4_test_match_n_redirect "$match" "$match" "iif redirect to table"
	ip netns exec testns sysctl -w net.ipv4.ip_forward=0

match="tos 0x10"
	fib_rule4_test_match_n_redirect "$match" "$match" "tos redirect to table"

match="fwmark 0x64"
	getmatch="mark 0x64"
	fib_rule4_test_match_n_redirect "$match" "$getmatch" "fwmark redirect to table"

fib_check_iproute_support "uidrange" "uid"
	if [ $? -eq 0 ]; then
		match="uidrange 100-100"
		getmatch="uid 100"
		fib_rule4_test_match_n_redirect "$match" "$getmatch" "uid redirect to table"
	fi

fib_check_iproute_support "sport" "sport"
	if [ $? -eq 0 ]; then
		match="sport 666 dport 777"
		fib_rule4_test_match_n_redirect "$match" "$match" "sport and dport redirect to table"
	fi

fib_check_iproute_support "ipproto" "ipproto"
	if [ $? -eq 0 ]; then
		match="ipproto tcp"
		fib_rule4_test_match_n_redirect "$match" "$match" "ipproto tcp match"
	fi

fib_check_iproute_support "ipproto" "ipproto"
	if [ $? -eq 0 ]; then
		match="ipproto icmp"
		fib_rule4_test_match_n_redirect "$match" "$match" "ipproto icmp match"
	fi
}

run_fibrule_tests()
{
	log_section "IPv4 fib rule"
	fib_rule4_test
	log_section "IPv6 fib rule"
	fib_rule6_test
}

if [ "$(id -u)" -ne 0 ];then
	echo "SKIP: Need root privileges"
	exit $ksft_skip
fi

if [ ! -x "$(command -v ip)" ]; then
	echo "SKIP: Could not run test without ip tool"
	exit $ksft_skip
fi

# start clean
cleanup &> /dev/null
setup
run_fibrule_tests
cleanup

if [ "$TESTS" != "none" ]; then
	printf "\nTests passed: %3d\n" ${nsuccess}
	printf "Tests failed: %3d\n"   ${nfail}
fi

exit $ret

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