1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2010-2014 Intel Corporation 3 */ 4 5 #include <stdio.h> 6 7 #include "test.h" 8 9 #include <stdint.h> 10 #include <stdlib.h> 11 #include <stdarg.h> 12 #include <inttypes.h> 13 #include <sys/queue.h> 14 #include <errno.h> 15 #include <string.h> 16 #include <unistd.h> 17 #include <sys/wait.h> 18 #include <libgen.h> 19 #include <dirent.h> 20 #include <limits.h> 21 22 #include <rte_common.h> 23 #include <rte_memory.h> 24 #include <rte_memzone.h> 25 #include <rte_eal.h> 26 #include <rte_launch.h> 27 #include <rte_per_lcore.h> 28 #include <rte_lcore.h> 29 #include <rte_errno.h> 30 #include <rte_branch_prediction.h> 31 #include <rte_ring.h> 32 #include <rte_debug.h> 33 #include <rte_log.h> 34 #include <rte_mempool.h> 35 36 #ifdef RTE_LIB_HASH 37 #include <rte_hash.h> 38 #include <rte_fbk_hash.h> 39 #endif /* RTE_LIB_HASH */ 40 41 #ifdef RTE_LIB_LPM 42 #include <rte_lpm.h> 43 #endif /* RTE_LIB_LPM */ 44 45 #include <rte_string_fns.h> 46 47 #include "process.h" 48 49 #define launch_proc(ARGV) process_dup(ARGV, RTE_DIM(ARGV), __func__) 50 51 /* 52 * This function is called in the primary i.e. main test, to spawn off secondary 53 * processes to run actual mp tests. Uses fork() and exec pair 54 */ 55 static int 56 run_secondary_instances(void) 57 { 58 int ret = 0; 59 char coremask[10]; 60 61 #ifdef RTE_EXEC_ENV_LINUX 62 char tmp[PATH_MAX] = {0}; 63 char prefix[PATH_MAX] = {0}; 64 65 get_current_prefix(tmp, sizeof(tmp)); 66 67 snprintf(prefix, sizeof(prefix), "--file-prefix=%s", tmp); 68 #else 69 const char *prefix = ""; 70 #endif 71 72 /* good case, using secondary */ 73 const char *argv1[] = { 74 prgname, "-c", coremask, "--proc-type=secondary", 75 prefix 76 }; 77 /* good case, using auto */ 78 const char *argv2[] = { 79 prgname, "-c", coremask, "--proc-type=auto", 80 prefix 81 }; 82 /* bad case, using invalid type */ 83 const char *argv3[] = { 84 prgname, "-c", coremask, "--proc-type=ERROR", 85 prefix 86 }; 87 #ifdef RTE_EXEC_ENV_LINUX 88 /* bad case, using invalid file prefix */ 89 const char *argv4[] = { 90 prgname, "-c", coremask, "--proc-type=secondary", 91 "--file-prefix=ERROR" 92 }; 93 #endif 94 95 snprintf(coremask, sizeof(coremask), "%x", \ 96 (1 << rte_get_main_lcore())); 97 98 ret |= launch_proc(argv1); 99 printf("### Testing rte_mp_disable() reject:\n"); 100 if (rte_mp_disable()) { 101 printf("Error: rte_mp_disable() has been accepted\n"); 102 ret |= -1; 103 } else { 104 printf("# Checked rte_mp_disable() is refused\n"); 105 } 106 ret |= launch_proc(argv2); 107 108 ret |= !(launch_proc(argv3)); 109 #ifdef RTE_EXEC_ENV_LINUX 110 ret |= !(launch_proc(argv4)); 111 #endif 112 113 return ret; 114 } 115 116 /* 117 * This function is run in the secondary instance to test that creation of 118 * objects fails in a secondary 119 */ 120 static int 121 run_object_creation_tests(void) 122 { 123 const unsigned flags = 0; 124 const unsigned size = 1024; 125 const unsigned elt_size = 64; 126 const unsigned cache_size = 64; 127 const unsigned priv_data_size = 32; 128 129 printf("### Testing object creation - expect lots of mz reserve errors!\n"); 130 131 rte_errno = 0; 132 if ((rte_memzone_reserve("test_mz", size, rte_socket_id(), 133 flags) == NULL) && 134 (rte_memzone_lookup("test_mz") == NULL)) { 135 printf("Error: unexpected return value from rte_memzone_reserve\n"); 136 return -1; 137 } 138 printf("# Checked rte_memzone_reserve() OK\n"); 139 140 rte_errno = 0; 141 if ((rte_ring_create( 142 "test_ring", size, rte_socket_id(), flags) == NULL) && 143 (rte_ring_lookup("test_ring") == NULL)){ 144 printf("Error: unexpected return value from rte_ring_create()\n"); 145 return -1; 146 } 147 printf("# Checked rte_ring_create() OK\n"); 148 149 rte_errno = 0; 150 if ((rte_mempool_create("test_mp", size, elt_size, cache_size, 151 priv_data_size, NULL, NULL, NULL, NULL, 152 rte_socket_id(), flags) == NULL) && 153 (rte_mempool_lookup("test_mp") == NULL)){ 154 printf("Error: unexpected return value from rte_mempool_create()\n"); 155 return -1; 156 } 157 printf("# Checked rte_mempool_create() OK\n"); 158 159 #ifdef RTE_LIB_HASH 160 const struct rte_hash_parameters hash_params = { .name = "test_mp_hash" }; 161 rte_errno=0; 162 if ((rte_hash_create(&hash_params) != NULL) && 163 (rte_hash_find_existing(hash_params.name) == NULL)){ 164 printf("Error: unexpected return value from rte_hash_create()\n"); 165 return -1; 166 } 167 printf("# Checked rte_hash_create() OK\n"); 168 169 const struct rte_fbk_hash_params fbk_params = { .name = "test_fbk_mp_hash" }; 170 rte_errno=0; 171 if ((rte_fbk_hash_create(&fbk_params) != NULL) && 172 (rte_fbk_hash_find_existing(fbk_params.name) == NULL)){ 173 printf("Error: unexpected return value from rte_fbk_hash_create()\n"); 174 return -1; 175 } 176 printf("# Checked rte_fbk_hash_create() OK\n"); 177 #endif 178 179 #ifdef RTE_LIB_LPM 180 rte_errno=0; 181 struct rte_lpm_config config; 182 183 config.max_rules = rte_socket_id(); 184 config.number_tbl8s = 256; 185 config.flags = 0; 186 if ((rte_lpm_create("test_lpm", size, &config) != NULL) && 187 (rte_lpm_find_existing("test_lpm") == NULL)){ 188 printf("Error: unexpected return value from rte_lpm_create()\n"); 189 return -1; 190 } 191 printf("# Checked rte_lpm_create() OK\n"); 192 #endif 193 194 return 0; 195 } 196 197 /* if called in a primary process, just spawns off a secondary process to 198 * run validation tests - which brings us right back here again... 199 * if called in a secondary process, this runs a series of API tests to check 200 * how things run in a secondary instance. 201 */ 202 int 203 test_mp_secondary(void) 204 { 205 if (rte_eal_process_type() == RTE_PROC_PRIMARY) { 206 return run_secondary_instances(); 207 } 208 209 printf("IN SECONDARY PROCESS\n"); 210 211 return run_object_creation_tests(); 212 } 213 214 REGISTER_TEST_COMMAND(multiprocess_autotest, test_mp_secondary); 215