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 "flow_dissector_load.h" 41 42 enum verbosity { 43 VERBOSE_NONE, 44 VERBOSE_NORMAL, 45 VERBOSE_VERY, 46 VERBOSE_SUPER, 47 }; 48 49 struct str_set { 50 const char **strs; 51 int cnt; 52 }; 53 54 struct test_selector { 55 struct str_set whitelist; 56 struct str_set blacklist; 57 bool *num_set; 58 int num_set_len; 59 }; 60 61 struct 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 69 struct prog_test_def *test; 70 FILE *stdout; 71 FILE *stderr; 72 char *log_buf; 73 size_t log_cnt; 74 int nr_cpus; 75 76 int succ_cnt; /* successful tests */ 77 int sub_succ_cnt; /* successful sub-tests */ 78 int fail_cnt; /* total failed tests + sub-tests */ 79 int skip_cnt; /* skipped tests */ 80 }; 81 82 extern struct test_env env; 83 84 extern void test__force_log(); 85 extern bool test__start_subtest(const char *name); 86 extern void test__skip(void); 87 extern void test__fail(void); 88 extern int test__join_cgroup(const char *path); 89 90 #define MAGIC_BYTES 123 91 92 /* ipv4 test vector */ 93 struct ipv4_packet { 94 struct ethhdr eth; 95 struct iphdr iph; 96 struct tcphdr tcp; 97 } __packed; 98 extern struct ipv4_packet pkt_v4; 99 100 /* ipv6 test vector */ 101 struct ipv6_packet { 102 struct ethhdr eth; 103 struct ipv6hdr iph; 104 struct tcphdr tcp; 105 } __packed; 106 extern struct ipv6_packet pkt_v6; 107 108 #define _CHECK(condition, tag, duration, format...) ({ \ 109 int __ret = !!(condition); \ 110 int __save_errno = errno; \ 111 if (__ret) { \ 112 test__fail(); \ 113 fprintf(stdout, "%s:FAIL:%s ", __func__, tag); \ 114 fprintf(stdout, ##format); \ 115 } else { \ 116 fprintf(stdout, "%s:PASS:%s %d nsec\n", \ 117 __func__, tag, duration); \ 118 } \ 119 errno = __save_errno; \ 120 __ret; \ 121 }) 122 123 #define CHECK_FAIL(condition) ({ \ 124 int __ret = !!(condition); \ 125 int __save_errno = errno; \ 126 if (__ret) { \ 127 test__fail(); \ 128 fprintf(stdout, "%s:FAIL:%d\n", __func__, __LINE__); \ 129 } \ 130 errno = __save_errno; \ 131 __ret; \ 132 }) 133 134 #define CHECK(condition, tag, format...) \ 135 _CHECK(condition, tag, duration, format) 136 #define CHECK_ATTR(condition, tag, format...) \ 137 _CHECK(condition, tag, tattr.duration, format) 138 139 #define MAGIC_VAL 0x1234 140 #define NUM_ITER 100000 141 #define VIP_NUM 5 142 143 static inline __u64 ptr_to_u64(const void *ptr) 144 { 145 return (__u64) (unsigned long) ptr; 146 } 147 148 int bpf_find_map(const char *test, struct bpf_object *obj, const char *name); 149 int compare_map_keys(int map1_fd, int map2_fd); 150 int compare_stack_ips(int smap_fd, int amap_fd, int stack_trace_len); 151 int extract_build_id(char *build_id, size_t size); 152 void *spin_lock_thread(void *arg); 153 154 #ifdef __x86_64__ 155 #define SYS_NANOSLEEP_KPROBE_NAME "__x64_sys_nanosleep" 156 #elif defined(__s390x__) 157 #define SYS_NANOSLEEP_KPROBE_NAME "__s390x_sys_nanosleep" 158 #else 159 #define SYS_NANOSLEEP_KPROBE_NAME "sys_nanosleep" 160 #endif 161