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> 13 typedef __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 <netinet/tcp.h> 20 #include <linux/filter.h> 21 #include <linux/perf_event.h> 22 #include <linux/socket.h> 23 #include <linux/unistd.h> 24 25 #include <sys/ioctl.h> 26 #include <sys/wait.h> 27 #include <sys/types.h> 28 #include <sys/time.h> 29 #include <fcntl.h> 30 #include <pthread.h> 31 #include <linux/bpf.h> 32 #include <linux/err.h> 33 #include <bpf/bpf.h> 34 #include <bpf/libbpf.h> 35 36 #include "test_iptunnel_common.h" 37 #include "bpf_util.h" 38 #include <bpf/bpf_endian.h> 39 #include "trace_helpers.h" 40 #include "testing_helpers.h" 41 #include "flow_dissector_load.h" 42 43 enum verbosity { 44 VERBOSE_NONE, 45 VERBOSE_NORMAL, 46 VERBOSE_VERY, 47 VERBOSE_SUPER, 48 }; 49 50 struct str_set { 51 const char **strs; 52 int cnt; 53 }; 54 55 struct test_selector { 56 struct str_set whitelist; 57 struct str_set blacklist; 58 bool *num_set; 59 int num_set_len; 60 }; 61 62 struct test_env { 63 struct test_selector test_selector; 64 struct test_selector subtest_selector; 65 bool verifier_stats; 66 enum verbosity verbosity; 67 68 bool jit_enabled; 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 87 extern struct test_env env; 88 89 extern void test__force_log(); 90 extern bool test__start_subtest(const char *name); 91 extern void test__skip(void); 92 extern void test__fail(void); 93 extern 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 static inline __u64 ptr_to_u64(const void *ptr) 134 { 135 return (__u64) (unsigned long) ptr; 136 } 137 138 static inline void *u64_to_ptr(__u64 ptr) 139 { 140 return (void *) (unsigned long) ptr; 141 } 142 143 int bpf_find_map(const char *test, struct bpf_object *obj, const char *name); 144 int compare_map_keys(int map1_fd, int map2_fd); 145 int compare_stack_ips(int smap_fd, int amap_fd, int stack_trace_len); 146 int extract_build_id(char *build_id, size_t size); 147 148 #ifdef __x86_64__ 149 #define SYS_NANOSLEEP_KPROBE_NAME "__x64_sys_nanosleep" 150 #elif defined(__s390x__) 151 #define SYS_NANOSLEEP_KPROBE_NAME "__s390x_sys_nanosleep" 152 #else 153 #define SYS_NANOSLEEP_KPROBE_NAME "sys_nanosleep" 154 #endif 155