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1/* SPDX-License-Identifier: GPL-2.0 */
2#include <stdio.h>
3#include <unistd.h>
4#include <errno.h>
5#include <string.h>
6#include <assert.h>
7#include <stdlib.h>
8#include <stdarg.h>
9#include <time.h>
10#include <signal.h>
11
12#include <linux/types.h>
13typedef __u16 __sum16;
14#include <arpa/inet.h>
15#include <linux/if_ether.h>
16#include <linux/if_packet.h>
17#include <linux/ip.h>
18#include <linux/ipv6.h>
19#include <linux/filter.h>
20#include <linux/perf_event.h>
21#include <linux/socket.h>
22#include <linux/unistd.h>
23
24#include <sys/ioctl.h>
25#include <sys/wait.h>
26#include <sys/types.h>
27#include <sys/time.h>
28#include <fcntl.h>
29#include <pthread.h>
30#include <linux/bpf.h>
31#include <linux/err.h>
32#include <bpf/bpf.h>
33#include <bpf/libbpf.h>
34
35#include "test_iptunnel_common.h"
36#include "bpf_util.h"
37#include <bpf/bpf_endian.h>
38#include "trace_helpers.h"
39#include "testing_helpers.h"
40#include "flow_dissector_load.h"
41
42enum verbosity {
43 VERBOSE_NONE,
44 VERBOSE_NORMAL,
45 VERBOSE_VERY,
46 VERBOSE_SUPER,
47};
48
49struct str_set {
50 const char **strs;
51 int cnt;
52};
53
54struct test_selector {
55 struct str_set whitelist;
56 struct str_set blacklist;
57 bool *num_set;
58 int num_set_len;
59};
60
61struct test_env {
62 struct test_selector test_selector;
63 struct test_selector subtest_selector;
64 bool verifier_stats;
65 enum verbosity verbosity;
66
67 bool jit_enabled;
68 bool has_testmod;
69 bool get_test_cnt;
70 bool list_test_names;
71
72 struct prog_test_def *test;
73 FILE *stdout;
74 FILE *stderr;
75 char *log_buf;
76 size_t log_cnt;
77 int nr_cpus;
78
79 int succ_cnt; /* successful tests */
80 int sub_succ_cnt; /* successful sub-tests */
81 int fail_cnt; /* total failed tests + sub-tests */
82 int skip_cnt; /* skipped tests */
83
84 int saved_netns_fd;
85};
86
87extern struct test_env env;
88
89extern void test__force_log();
90extern bool test__start_subtest(const char *name);
91extern void test__skip(void);
92extern void test__fail(void);
93extern int test__join_cgroup(const char *path);
94
95#define PRINT_FAIL(format...) \
96 ({ \
97 test__fail(); \
98 fprintf(stdout, "%s:FAIL:%d ", __func__, __LINE__); \
99 fprintf(stdout, ##format); \
100 })
101
102#define _CHECK(condition, tag, duration, format...) ({ \
103 int __ret = !!(condition); \
104 int __save_errno = errno; \
105 if (__ret) { \
106 test__fail(); \
107 fprintf(stdout, "%s:FAIL:%s ", __func__, tag); \
108 fprintf(stdout, ##format); \
109 } else { \
110 fprintf(stdout, "%s:PASS:%s %d nsec\n", \
111 __func__, tag, duration); \
112 } \
113 errno = __save_errno; \
114 __ret; \
115})
116
117#define CHECK_FAIL(condition) ({ \
118 int __ret = !!(condition); \
119 int __save_errno = errno; \
120 if (__ret) { \
121 test__fail(); \
122 fprintf(stdout, "%s:FAIL:%d\n", __func__, __LINE__); \
123 } \
124 errno = __save_errno; \
125 __ret; \
126})
127
128#define CHECK(condition, tag, format...) \
129 _CHECK(condition, tag, duration, format)
130#define CHECK_ATTR(condition, tag, format...) \
131 _CHECK(condition, tag, tattr.duration, format)
132
133#define ASSERT_TRUE(actual, name) ({ \
134 static int duration = 0; \
135 bool ___ok = (actual); \
136 CHECK(!___ok, (name), "unexpected %s: got FALSE\n", (name)); \
137 ___ok; \
138})
139
140#define ASSERT_FALSE(actual, name) ({ \
141 static int duration = 0; \
142 bool ___ok = !(actual); \
143 CHECK(!___ok, (name), "unexpected %s: got TRUE\n", (name)); \
144 ___ok; \
145})
146
147#define ASSERT_EQ(actual, expected, name) ({ \
148 static int duration = 0; \
149 typeof(actual) ___act = (actual); \
150 typeof(expected) ___exp = (expected); \
151 bool ___ok = ___act == ___exp; \
152 CHECK(!___ok, (name), \
153 "unexpected %s: actual %lld != expected %lld\n", \
154 (name), (long long)(___act), (long long)(___exp)); \
155 ___ok; \
156})
157
158#define ASSERT_NEQ(actual, expected, name) ({ \
159 static int duration = 0; \
160 typeof(actual) ___act = (actual); \
161 typeof(expected) ___exp = (expected); \
162 bool ___ok = ___act != ___exp; \
163 CHECK(!___ok, (name), \
164 "unexpected %s: actual %lld == expected %lld\n", \
165 (name), (long long)(___act), (long long)(___exp)); \
166 ___ok; \
167})
168
169#define ASSERT_LT(actual, expected, name) ({ \
170 static int duration = 0; \
171 typeof(actual) ___act = (actual); \
172 typeof(expected) ___exp = (expected); \
173 bool ___ok = ___act < ___exp; \
174 CHECK(!___ok, (name), \
175 "unexpected %s: actual %lld >= expected %lld\n", \
176 (name), (long long)(___act), (long long)(___exp)); \
177 ___ok; \
178})
179
180#define ASSERT_LE(actual, expected, name) ({ \
181 static int duration = 0; \
182 typeof(actual) ___act = (actual); \
183 typeof(expected) ___exp = (expected); \
184 bool ___ok = ___act <= ___exp; \
185 CHECK(!___ok, (name), \
186 "unexpected %s: actual %lld > expected %lld\n", \
187 (name), (long long)(___act), (long long)(___exp)); \
188 ___ok; \
189})
190
191#define ASSERT_GT(actual, expected, name) ({ \
192 static int duration = 0; \
193 typeof(actual) ___act = (actual); \
194 typeof(expected) ___exp = (expected); \
195 bool ___ok = ___act > ___exp; \
196 CHECK(!___ok, (name), \
197 "unexpected %s: actual %lld <= expected %lld\n", \
198 (name), (long long)(___act), (long long)(___exp)); \
199 ___ok; \
200})
201
202#define ASSERT_GE(actual, expected, name) ({ \
203 static int duration = 0; \
204 typeof(actual) ___act = (actual); \
205 typeof(expected) ___exp = (expected); \
206 bool ___ok = ___act >= ___exp; \
207 CHECK(!___ok, (name), \
208 "unexpected %s: actual %lld < expected %lld\n", \
209 (name), (long long)(___act), (long long)(___exp)); \
210 ___ok; \
211})
212
213#define ASSERT_STREQ(actual, expected, name) ({ \
214 static int duration = 0; \
215 const char *___act = actual; \
216 const char *___exp = expected; \
217 bool ___ok = strcmp(___act, ___exp) == 0; \
218 CHECK(!___ok, (name), \
219 "unexpected %s: actual '%s' != expected '%s'\n", \
220 (name), ___act, ___exp); \
221 ___ok; \
222})
223
224#define ASSERT_OK(res, name) ({ \
225 static int duration = 0; \
226 long long ___res = (res); \
227 bool ___ok = ___res == 0; \
228 CHECK(!___ok, (name), "unexpected error: %lld (errno %d)\n", \
229 ___res, errno); \
230 ___ok; \
231})
232
233#define ASSERT_ERR(res, name) ({ \
234 static int duration = 0; \
235 long long ___res = (res); \
236 bool ___ok = ___res < 0; \
237 CHECK(!___ok, (name), "unexpected success: %lld\n", ___res); \
238 ___ok; \
239})
240
241#define ASSERT_NULL(ptr, name) ({ \
242 static int duration = 0; \
243 const void *___res = (ptr); \
244 bool ___ok = !___res; \
245 CHECK(!___ok, (name), "unexpected pointer: %p\n", ___res); \
246 ___ok; \
247})
248
249#define ASSERT_OK_PTR(ptr, name) ({ \
250 static int duration = 0; \
251 const void *___res = (ptr); \
252 int ___err = libbpf_get_error(___res); \
253 bool ___ok = ___err == 0; \
254 CHECK(!___ok, (name), "unexpected error: %d\n", ___err); \
255 ___ok; \
256})
257
258#define ASSERT_ERR_PTR(ptr, name) ({ \
259 static int duration = 0; \
260 const void *___res = (ptr); \
261 int ___err = libbpf_get_error(___res); \
262 bool ___ok = ___err != 0; \
263 CHECK(!___ok, (name), "unexpected pointer: %p\n", ___res); \
264 ___ok; \
265})
266
267static inline __u64 ptr_to_u64(const void *ptr)
268{
269 return (__u64) (unsigned long) ptr;
270}
271
272static inline void *u64_to_ptr(__u64 ptr)
273{
274 return (void *) (unsigned long) ptr;
275}
276
277int bpf_find_map(const char *test, struct bpf_object *obj, const char *name);
278int compare_map_keys(int map1_fd, int map2_fd);
279int compare_stack_ips(int smap_fd, int amap_fd, int stack_trace_len);
280int extract_build_id(char *build_id, size_t size);
281int kern_sync_rcu(void);
282
283#ifdef __x86_64__
284#define SYS_NANOSLEEP_KPROBE_NAME "__x64_sys_nanosleep"
285#elif defined(__s390x__)
286#define SYS_NANOSLEEP_KPROBE_NAME "__s390x_sys_nanosleep"
287#else
288#define SYS_NANOSLEEP_KPROBE_NAME "sys_nanosleep"
289#endif