1// SPDX-License-Identifier: GPL-2.0
  2// Copyright (c) 2018 Facebook
  3
  4#include <err.h>
  5#include <bpf/libbpf.h>
  6
  7#include "bpf_util.h"
  8
  9struct sec_name_test {
 10	const char sec_name[32];
 11	struct {
 12		int rc;
 13		enum bpf_prog_type prog_type;
 14		enum bpf_attach_type expected_attach_type;
 15	} expected_load;
 16	struct {
 17		int rc;
 18		enum bpf_attach_type attach_type;
 19	} expected_attach;
 20};
 21
 22static struct sec_name_test tests[] = {
 23	{"InvAliD", {-EINVAL, 0, 0}, {-EINVAL, 0} },
 24	{"cgroup", {-EINVAL, 0, 0}, {-EINVAL, 0} },
 25	{"socket", {0, BPF_PROG_TYPE_SOCKET_FILTER, 0}, {-EINVAL, 0} },
 26	{"kprobe/", {0, BPF_PROG_TYPE_KPROBE, 0}, {-EINVAL, 0} },
 27	{"kretprobe/", {0, BPF_PROG_TYPE_KPROBE, 0}, {-EINVAL, 0} },
 28	{"classifier", {0, BPF_PROG_TYPE_SCHED_CLS, 0}, {-EINVAL, 0} },
 29	{"action", {0, BPF_PROG_TYPE_SCHED_ACT, 0}, {-EINVAL, 0} },
 30	{"tracepoint/", {0, BPF_PROG_TYPE_TRACEPOINT, 0}, {-EINVAL, 0} },
 31	{
 32		"raw_tracepoint/",
 33		{0, BPF_PROG_TYPE_RAW_TRACEPOINT, 0},
 34		{-EINVAL, 0},
 35	},
 36	{"xdp", {0, BPF_PROG_TYPE_XDP, 0}, {-EINVAL, 0} },
 37	{"perf_event", {0, BPF_PROG_TYPE_PERF_EVENT, 0}, {-EINVAL, 0} },
 38	{"lwt_in", {0, BPF_PROG_TYPE_LWT_IN, 0}, {-EINVAL, 0} },
 39	{"lwt_out", {0, BPF_PROG_TYPE_LWT_OUT, 0}, {-EINVAL, 0} },
 40	{"lwt_xmit", {0, BPF_PROG_TYPE_LWT_XMIT, 0}, {-EINVAL, 0} },
 41	{"lwt_seg6local", {0, BPF_PROG_TYPE_LWT_SEG6LOCAL, 0}, {-EINVAL, 0} },
 42	{
 43		"cgroup_skb/ingress",
 44		{0, BPF_PROG_TYPE_CGROUP_SKB, 0},
 45		{0, BPF_CGROUP_INET_INGRESS},
 46	},
 47	{
 48		"cgroup_skb/egress",
 49		{0, BPF_PROG_TYPE_CGROUP_SKB, 0},
 50		{0, BPF_CGROUP_INET_EGRESS},
 51	},
 52	{"cgroup/skb", {0, BPF_PROG_TYPE_CGROUP_SKB, 0}, {-EINVAL, 0} },
 53	{
 54		"cgroup/sock",
 55		{0, BPF_PROG_TYPE_CGROUP_SOCK, 0},
 56		{0, BPF_CGROUP_INET_SOCK_CREATE},
 57	},
 58	{
 59		"cgroup/post_bind4",
 60		{0, BPF_PROG_TYPE_CGROUP_SOCK, BPF_CGROUP_INET4_POST_BIND},
 61		{0, BPF_CGROUP_INET4_POST_BIND},
 62	},
 63	{
 64		"cgroup/post_bind6",
 65		{0, BPF_PROG_TYPE_CGROUP_SOCK, BPF_CGROUP_INET6_POST_BIND},
 66		{0, BPF_CGROUP_INET6_POST_BIND},
 67	},
 68	{
 69		"cgroup/dev",
 70		{0, BPF_PROG_TYPE_CGROUP_DEVICE, 0},
 71		{0, BPF_CGROUP_DEVICE},
 72	},
 73	{"sockops", {0, BPF_PROG_TYPE_SOCK_OPS, 0}, {0, BPF_CGROUP_SOCK_OPS} },
 74	{
 75		"sk_skb/stream_parser",
 76		{0, BPF_PROG_TYPE_SK_SKB, 0},
 77		{0, BPF_SK_SKB_STREAM_PARSER},
 78	},
 79	{
 80		"sk_skb/stream_verdict",
 81		{0, BPF_PROG_TYPE_SK_SKB, 0},
 82		{0, BPF_SK_SKB_STREAM_VERDICT},
 83	},
 84	{"sk_skb", {0, BPF_PROG_TYPE_SK_SKB, 0}, {-EINVAL, 0} },
 85	{"sk_msg", {0, BPF_PROG_TYPE_SK_MSG, 0}, {0, BPF_SK_MSG_VERDICT} },
 86	{"lirc_mode2", {0, BPF_PROG_TYPE_LIRC_MODE2, 0}, {0, BPF_LIRC_MODE2} },
 87	{
 88		"flow_dissector",
 89		{0, BPF_PROG_TYPE_FLOW_DISSECTOR, 0},
 90		{0, BPF_FLOW_DISSECTOR},
 91	},
 92	{
 93		"cgroup/bind4",
 94		{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET4_BIND},
 95		{0, BPF_CGROUP_INET4_BIND},
 96	},
 97	{
 98		"cgroup/bind6",
 99		{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET6_BIND},
100		{0, BPF_CGROUP_INET6_BIND},
101	},
102	{
103		"cgroup/connect4",
104		{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET4_CONNECT},
105		{0, BPF_CGROUP_INET4_CONNECT},
106	},
107	{
108		"cgroup/connect6",
109		{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_INET6_CONNECT},
110		{0, BPF_CGROUP_INET6_CONNECT},
111	},
112	{
113		"cgroup/sendmsg4",
114		{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP4_SENDMSG},
115		{0, BPF_CGROUP_UDP4_SENDMSG},
116	},
117	{
118		"cgroup/sendmsg6",
119		{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP6_SENDMSG},
120		{0, BPF_CGROUP_UDP6_SENDMSG},
121	},
122	{
123		"cgroup/recvmsg4",
124		{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP4_RECVMSG},
125		{0, BPF_CGROUP_UDP4_RECVMSG},
126	},
127	{
128		"cgroup/recvmsg6",
129		{0, BPF_PROG_TYPE_CGROUP_SOCK_ADDR, BPF_CGROUP_UDP6_RECVMSG},
130		{0, BPF_CGROUP_UDP6_RECVMSG},
131	},
132	{
133		"cgroup/sysctl",
134		{0, BPF_PROG_TYPE_CGROUP_SYSCTL, BPF_CGROUP_SYSCTL},
135		{0, BPF_CGROUP_SYSCTL},
136	},
137	{
138		"cgroup/getsockopt",
139		{0, BPF_PROG_TYPE_CGROUP_SOCKOPT, BPF_CGROUP_GETSOCKOPT},
140		{0, BPF_CGROUP_GETSOCKOPT},
141	},
142	{
143		"cgroup/setsockopt",
144		{0, BPF_PROG_TYPE_CGROUP_SOCKOPT, BPF_CGROUP_SETSOCKOPT},
145		{0, BPF_CGROUP_SETSOCKOPT},
146	},
147};
148
149static int test_prog_type_by_name(const struct sec_name_test *test)
150{
151	enum bpf_attach_type expected_attach_type;
152	enum bpf_prog_type prog_type;
153	int rc;
154
155	rc = libbpf_prog_type_by_name(test->sec_name, &prog_type,
156				      &expected_attach_type);
157
158	if (rc != test->expected_load.rc) {
159		warnx("prog: unexpected rc=%d for %s", rc, test->sec_name);
160		return -1;
161	}
162
163	if (rc)
164		return 0;
165
166	if (prog_type != test->expected_load.prog_type) {
167		warnx("prog: unexpected prog_type=%d for %s", prog_type,
168		      test->sec_name);
169		return -1;
170	}
171
172	if (expected_attach_type != test->expected_load.expected_attach_type) {
173		warnx("prog: unexpected expected_attach_type=%d for %s",
174		      expected_attach_type, test->sec_name);
175		return -1;
176	}
177
178	return 0;
179}
180
181static int test_attach_type_by_name(const struct sec_name_test *test)
182{
183	enum bpf_attach_type attach_type;
184	int rc;
185
186	rc = libbpf_attach_type_by_name(test->sec_name, &attach_type);
187
188	if (rc != test->expected_attach.rc) {
189		warnx("attach: unexpected rc=%d for %s", rc, test->sec_name);
190		return -1;
191	}
192
193	if (rc)
194		return 0;
195
196	if (attach_type != test->expected_attach.attach_type) {
197		warnx("attach: unexpected attach_type=%d for %s", attach_type,
198		      test->sec_name);
199		return -1;
200	}
201
202	return 0;
203}
204
205static int run_test_case(const struct sec_name_test *test)
206{
207	if (test_prog_type_by_name(test))
208		return -1;
209	if (test_attach_type_by_name(test))
210		return -1;
211	return 0;
212}
213
214static int run_tests(void)
215{
216	int passes = 0;
217	int fails = 0;
218	int i;
219
220	for (i = 0; i < ARRAY_SIZE(tests); ++i) {
221		if (run_test_case(&tests[i]))
222			++fails;
223		else
224			++passes;
225	}
226	printf("Summary: %d PASSED, %d FAILED\n", passes, fails);
227	return fails ? -1 : 0;
228}
229
230int main(int argc, char **argv)
231{
232	return run_tests();
233}