1 #!/bin/bash
2 # SPDX-License-Identifier: GPL-2.0
3 #
4 # Run a series of packet socket send regression tests
5
6 set -e
7
8 readonly mtu=1500
9 readonly iphlen=20
10 readonly udphlen=8
11
12 readonly vnet_hlen=10
13 readonly eth_hlen=14
14
15 readonly mss="$((${mtu} - ${iphlen} - ${udphlen}))"
16 readonly mss_exceeds="$((${mss} + 1))"
17
18 readonly max_mtu=65535
19 readonly max_mss="$((${max_mtu} - ${iphlen} - ${udphlen}))"
20 readonly max_mss_exceeds="$((${max_mss} + 1))"
21
22 # functional checks (not a full cross-product)
23
24 echo "dgram"
25 ./in_netns.sh ./psock_snd -d
26
27 echo "dgram bind"
28 ./in_netns.sh ./psock_snd -d -b
29
30 echo "raw"
31 ./in_netns.sh ./psock_snd
32
33 echo "raw bind"
34 ./in_netns.sh ./psock_snd -b
35
36 echo "raw qdisc bypass"
37 ./in_netns.sh ./psock_snd -q
38
39 echo "raw vlan"
40 ./in_netns.sh ./psock_snd -V
41
42 echo "raw vnet hdr"
43 ./in_netns.sh ./psock_snd -v
44
45 echo "raw csum_off"
46 ./in_netns.sh ./psock_snd -v -c
47
48 echo "raw csum_off with bad offset (expected to fail)"
49 (! ./in_netns.sh ./psock_snd -v -c -C)
50
51
52 # bounds check: send {max, max + 1, min, min - 1} lengths
53
54 echo "raw min size"
55 ./in_netns.sh ./psock_snd -l 0
56
57 echo "raw mtu size"
58 ./in_netns.sh ./psock_snd -l "${mss}"
59
60 echo "raw mtu size + 1 (expected to fail)"
61 (! ./in_netns.sh ./psock_snd -l "${mss_exceeds}")
62
63 # fails due to ARPHRD_ETHER check in packet_extra_vlan_len_allowed
64 #
65 # echo "raw vlan mtu size"
66 # ./in_netns.sh ./psock_snd -V -l "${mss}"
67
68 echo "raw vlan mtu size + 1 (expected to fail)"
69 (! ./in_netns.sh ./psock_snd -V -l "${mss_exceeds}")
70
71 echo "dgram mtu size"
72 ./in_netns.sh ./psock_snd -d -l "${mss}"
73
74 echo "dgram mtu size + 1 (expected to fail)"
75 (! ./in_netns.sh ./psock_snd -d -l "${mss_exceeds}")
76
77 echo "raw truncate hlen (expected to fail: does not arrive)"
78 (! ./in_netns.sh ./psock_snd -t "$((${vnet_hlen} + ${eth_hlen}))")
79
80 echo "raw truncate hlen - 1 (expected to fail: EINVAL)"
81 (! ./in_netns.sh ./psock_snd -t "$((${vnet_hlen} + ${eth_hlen} - 1))")
82
83
84 # gso checks: implies -l, because with gso len must exceed gso_size
85
86 echo "raw gso min size"
87 ./in_netns.sh ./psock_snd -v -c -g -l "${mss_exceeds}"
88
89 echo "raw gso max size"
90 ./in_netns.sh ./psock_snd -v -c -g -l "${max_mss}"
91
92 echo "raw gso max size + 1 (expected to fail)"
93 (! ./in_netns.sh ./psock_snd -v -c -g -l "${max_mss_exceeds}")
94
95 echo "OK. All tests passed"
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.