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/usr/src/linux-headers-5.15.0-190/tools/testing/selftests/net/

/usr/src/linux-headers-5.15.0-190/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-5.15.0-190/tools/testing/selftests/net/psock_snd.sh (2252B)

#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
#
# Run a series of packet socket send regression tests

set -e

readonly mtu=1500
readonly iphlen=20
readonly udphlen=8

readonly vnet_hlen=10
readonly eth_hlen=14

readonly mss="$((${mtu} - ${iphlen} - ${udphlen}))"
readonly mss_exceeds="$((${mss} + 1))"

readonly max_mtu=65535
readonly max_mss="$((${max_mtu} - ${iphlen} - ${udphlen}))"
readonly max_mss_exceeds="$((${max_mss} + 1))"

# functional checks (not a full cross-product)

echo "dgram"
./in_netns.sh ./psock_snd -d

echo "dgram bind"
./in_netns.sh ./psock_snd -d -b

echo "raw"
./in_netns.sh ./psock_snd

echo "raw bind"
./in_netns.sh ./psock_snd -b

echo "raw qdisc bypass"
./in_netns.sh ./psock_snd -q

echo "raw vlan"
./in_netns.sh ./psock_snd -V

echo "raw vnet hdr"
./in_netns.sh ./psock_snd -v

echo "raw csum_off"
./in_netns.sh ./psock_snd -v -c

echo "raw csum_off with bad offset (expected to fail)"
(! ./in_netns.sh ./psock_snd -v -c -C)

# bounds check: send {max, max + 1, min, min - 1} lengths

echo "raw min size"
./in_netns.sh ./psock_snd -l 0

echo "raw mtu size"
./in_netns.sh ./psock_snd -l "${mss}"

echo "raw mtu size + 1 (expected to fail)"
(! ./in_netns.sh ./psock_snd -l "${mss_exceeds}")

# fails due to ARPHRD_ETHER check in packet_extra_vlan_len_allowed
#
# echo "raw vlan mtu size"
# ./in_netns.sh ./psock_snd -V -l "${mss}"

echo "raw vlan mtu size + 1 (expected to fail)"
(! ./in_netns.sh ./psock_snd -V -l "${mss_exceeds}")

echo "dgram mtu size"
./in_netns.sh ./psock_snd -d -l "${mss}"

echo "dgram mtu size + 1 (expected to fail)"
(! ./in_netns.sh ./psock_snd -d -l "${mss_exceeds}")

echo "raw truncate hlen (expected to fail: does not arrive)"
(! ./in_netns.sh ./psock_snd -t "$((${vnet_hlen} + ${eth_hlen}))")

echo "raw truncate hlen - 1 (expected to fail: EINVAL)"
(! ./in_netns.sh ./psock_snd -t "$((${vnet_hlen} + ${eth_hlen} - 1))")

# gso checks: implies -l, because with gso len must exceed gso_size

echo "raw gso min size"
./in_netns.sh ./psock_snd -v -c -g -l "${mss_exceeds}"

echo "raw gso max size"
./in_netns.sh ./psock_snd -v -c -g -l "${max_mss}"

echo "raw gso max size + 1 (expected to fail)"
(! ./in_netns.sh ./psock_snd -v -c -g -l "${max_mss_exceeds}")

echo "OK. All tests passed"

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