1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
// SPDX-License-Identifier: GPL-2.0
// Copyright (c) 2018 Facebook
#include <err.h>
#include <bpf/libbpf.h>
#include "bpf_util.h"
struct sec_name_test {
const char sec_name[32];
struct {
int rc;
enum bpf_prog_type prog_type;
enum bpf_attach_type expected_attach_type;
} expected_load;
struct {
int rc;
enum bpf_attach_type attach_type;
} expected_attach;
};
static struct sec_name_test tests[] = {
{"InvAliD", {-EINVAL, 0, 0}, {-EINVAL, 0} },
{"cgroup", {-EINVAL, 0, 0}, {-EINVAL, 0} },
{"socket", {0, BPF_PROG_TYPE_SOCKET_FILTER, 0}, {-EINVAL, 0} },
{"kprobe/", {0, BPF_PROG_TYPE_KPROBE, 0}, {-EINVAL, 0} },
{"kretprobe/", {0, BPF_PROG_TYPE_KPROBE, 0}, {-EINVAL, 0} },
{"classifier", {0, BPF_PROG_TYPE_SCHED_CLS, 0}, {-EINVAL, 0} },
{"action", {0, BPF_PROG_TYPE_SCHED_ACT, 0}, {-EINVAL, 0} },
{"tracepoint/", {0, BPF_PROG_TYPE_TRACEPOINT, 0}, {-EINVAL, 0} },
{
"raw_tracepoint/",
{0, BPF_PROG_TYPE_RAW_TRACEPOINT, 0},
{-EINVAL, 0},
},
{"xdp", {0, BPF_PROG_TYPE_XDP, 0}, {-EINVAL, 0} },
{"perf_event", {0, BPF_PROG_TYPE_PERF_EVENT, 0}, {-EINVAL, 0} },
{"lwt_in", {0, BPF_PROG_TYPE_LWT_IN, 0}, {-EINVAL, 0} },
{"lwt_out", {0, BPF_PROG_TYPE_LWT_OUT, 0}, {-EINVAL, 0} },
{"lwt_xmit", {0, BPF_PROG_TYPE_LWT_XMIT, 0}, {-EINVAL, 0} },
{"lwt_seg6local", {0, BPF_PROG_TYPE_LWT_SEG6LOCAL, 0}, {-EINVAL, 0} },
{
"cgroup_skb/ingress",
{0, BPF_PROG_TYPE_CGROUP_SKB, 0},
{0, BPF_CGROUP_INET_INGRESS},
},
{
"cgroup_skb/egress",
{0, BPF_PROG_TYPE_CGROUP_SKB, 0},
{0, BPF_CGROUP_INET_EGRESS},
},
{"cgroup/skb", {0, BPF_PROG_TYPE_CGROUP_SKB, 0}, {-EINVAL, 0} },
{
"cgroup/sock",
{0, BPF_PROG_TYPE_CGROUP_SOCK, 0},
{0, BPF_CGROUP_INET_SOCK_CREATE},
},
{
"cgroup/post_bind4",
{0, BPF_PROG_TYPE_CGROUP_SOCK, BPF_CGROUP_INET4_POST_BIND},
{0, BPF_CGROUP_INET4_POST_BIND},
},
{
"cgroup/post_bind6",
{0, BPF_PROG_TYPE_CGROUP_SOCK, BPF_CGROUP_INET6_POST_BIND},
{0, BPF_CGROUP_INET6_POST_BIND},
},
{
"cgroup/dev",
{0, BPF_PROG_TYPE_CGROUP_DEVICE, 0},
{0, BPF_CGROUP_DEVICE},
},
{"sockops", {0, BPF_PROG_TYPE_SOCK_OPS, 0}, {0, BPF_CGROUP_SOCK_OPS} },
{
"sk_skb/stream_parser",
{0, BPF_PROG_TYPE_SK_SKB, 0},
{0, BPF_SK_SKB_STREAM_PARSER},
},
{
"sk_skb/stream_verdict",
{0, BPF_PROG_TYPE_SK_SKB, 0},
{0, BPF_SK_SKB_STREAM_VERDICT},
},
{"sk_skb", {0, BPF_PROG_TYPE_SK_SKB, 0}, {-EINVAL, 0} },
{"sk_msg", {0, BPF_PROG_TYPE_SK_MSG, 0}, {0, BPF_SK_MSG_VERDICT} },
{"lirc_mode2", {0, BPF_PROG_TYPE_LIRC_MODE2, 0}, {0, BPF_LIRC_MODE2} },
{
"flow_dissector",
{0, BPF_PROG_TYPE_FLOW_DISSECTOR, 0},
{0, BPF_FLOW_DISSECTOR},
},
{
"cgroup/bind4",
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET4_BIND},
{0, BPF_CGROUP_INET4_BIND},
},
{
"cgroup/bind6",
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET6_BIND},
{0, BPF_CGROUP_INET6_BIND},
},
{
"cgroup/connect4",
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET4_CONNECT},
{0, BPF_CGROUP_INET4_CONNECT},
},
{
"cgroup/connect6",
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET6_CONNECT},
{0, BPF_CGROUP_INET6_CONNECT},
},
{
"cgroup/sendmsg4",
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP4_SENDMSG},
{0, BPF_CGROUP_UDP4_SENDMSG},
},
{
"cgroup/sendmsg6",
{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP6_SENDMSG},
{0, BPF_CGROUP_UDP6_SENDMSG},
},
};
static int test_prog_type_by_name(const struct sec_name_test *test)
{
enum bpf_attach_type expected_attach_type;
enum bpf_prog_type prog_type;
int rc;
rc = libbpf_prog_type_by_name(test->sec_name, &prog_type,
&expected_attach_type);
if (rc != test->expected_load.rc) {
warnx("prog: unexpected rc=%d for %s", rc, test->sec_name);
return -1;
}
if (rc)
return 0;
if (prog_type != test->expected_load.prog_type) {
warnx("prog: unexpected prog_type=%d for %s", prog_type,
test->sec_name);
return -1;
}
if (expected_attach_type != test->expected_load.expected_attach_type) {
warnx("prog: unexpected expected_attach_type=%d for %s",
expected_attach_type, test->sec_name);
return -1;
}
return 0;
}
static int test_attach_type_by_name(const struct sec_name_test *test)
{
enum bpf_attach_type attach_type;
int rc;
rc = libbpf_attach_type_by_name(test->sec_name, &attach_type);
if (rc != test->expected_attach.rc) {
warnx("attach: unexpected rc=%d for %s", rc, test->sec_name);
return -1;
}
if (rc)
return 0;
if (attach_type != test->expected_attach.attach_type) {
warnx("attach: unexpected attach_type=%d for %s", attach_type,
test->sec_name);
return -1;
}
return 0;
}
static int run_test_case(const struct sec_name_test *test)
{
if (test_prog_type_by_name(test))
return -1;
if (test_attach_type_by_name(test))
return -1;
return 0;
}
static int run_tests(void)
{
int passes = 0;
int fails = 0;
int i;
for (i = 0; i < ARRAY_SIZE(tests); ++i) {
if (run_test_case(&tests[i]))
++fails;
else
++passes;
}
printf("Summary: %d PASSED, %d FAILED\n", passes, fails);
return fails ? -1 : 0;
}
int main(int argc, char **argv)
{
return run_tests();
}
|
