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_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 test_selector { 50 const char *name; 51 bool *num_set; 52 int num_set_len; 53 }; 54 55 struct test_env { 56 struct test_selector test_selector; 57 struct test_selector subtest_selector; 58 bool verifier_stats; 59 enum verbosity verbosity; 60 61 bool jit_enabled; 62 63 struct prog_test_def *test; 64 FILE *stdout; 65 FILE *stderr; 66 char *log_buf; 67 size_t log_cnt; 68 69 int succ_cnt; /* successful tests */ 70 int sub_succ_cnt; /* successful sub-tests */ 71 int fail_cnt; /* total failed tests + sub-tests */ 72 int skip_cnt; /* skipped tests */ 73 }; 74 75 extern struct test_env env; 76 77 extern void test__force_log(); 78 extern bool test__start_subtest(const char *name); 79 extern void test__skip(void); 80 extern void test__fail(void); 81 extern int test__join_cgroup(const char *path); 82 83 #define MAGIC_BYTES 123 84 85 /* ipv4 test vector */ 86 struct ipv4_packet { 87 struct ethhdr eth; 88 struct iphdr iph; 89 struct tcphdr tcp; 90 } __packed; 91 extern struct ipv4_packet pkt_v4; 92 93 /* ipv6 test vector */ 94 struct ipv6_packet { 95 struct ethhdr eth; 96 struct ipv6hdr iph; 97 struct tcphdr tcp; 98 } __packed; 99 extern struct ipv6_packet pkt_v6; 100 101 #define _CHECK(condition, tag, duration, format...) ({ \ 102 int __ret = !!(condition); \ 103 if (__ret) { \ 104 test__fail(); \ 105 printf("%s:FAIL:%s ", __func__, tag); \ 106 printf(format); \ 107 } else { \ 108 printf("%s:PASS:%s %d nsec\n", \ 109 __func__, tag, duration); \ 110 } \ 111 __ret; \ 112 }) 113 114 #define CHECK_FAIL(condition) ({ \ 115 int __ret = !!(condition); \ 116 if (__ret) { \ 117 test__fail(); \ 118 printf("%s:FAIL:%d\n", __func__, __LINE__); \ 119 } \ 120 __ret; \ 121 }) 122 123 #define CHECK(condition, tag, format...) \ 124 _CHECK(condition, tag, duration, format) 125 #define CHECK_ATTR(condition, tag, format...) \ 126 _CHECK(condition, tag, tattr.duration, format) 127 128 #define MAGIC_VAL 0x1234 129 #define NUM_ITER 100000 130 #define VIP_NUM 5 131 132 static inline __u64 ptr_to_u64(const void *ptr) 133 { 134 return (__u64) (unsigned long) ptr; 135 } 136 137 int bpf_find_map(const char *test, struct bpf_object *obj, const char *name); 138 int compare_map_keys(int map1_fd, int map2_fd); 139 int compare_stack_ips(int smap_fd, int amap_fd, int stack_trace_len); 140 int extract_build_id(char *build_id, size_t size); 141 void *spin_lock_thread(void *arg); 142 143 #ifdef __x86_64__ 144 #define SYS_NANOSLEEP_KPROBE_NAME "__x64_sys_nanosleep" 145 #elif defined(__s390x__) 146 #define SYS_NANOSLEEP_KPROBE_NAME "__s390x_sys_nanosleep" 147 #else 148 #define SYS_NANOSLEEP_KPROBE_NAME "sys_nanosleep" 149 #endif 150