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42 #include <sys/queue.h>
55 #include <rte_common.h>
56 #include <rte_memory.h>
57 #include <rte_memzone.h>
58 #include <rte_tailq.h>
60 #include <rte_launch.h>
61 #include <rte_per_lcore.h>
62 #include <rte_lcore.h>
63 #include <rte_errno.h>
64 #include <rte_branch_prediction.h>
65 #include <rte_atomic.h>
67 #include <rte_debug.h>
69 #include <rte_mempool.h>
71 #ifdef RTE_LIBRTE_HASH
73 #include <rte_fbk_hash.h>
74 #endif /* RTE_LIBRTE_HASH */
78 #endif /* RTE_LIBRTE_LPM */
80 #include <rte_string_fns.h>
84 #define launch_proc(ARGV) process_dup(ARGV, \
85 sizeof(ARGV)/(sizeof(ARGV[0])), __func__)
88 get_current_prefix(char * prefix, int size)
90 char path[PATH_MAX] = {0};
91 char buf[PATH_MAX] = {0};
93 /* get file for config (fd is always 3) */
94 snprintf(path, sizeof(path), "/proc/self/fd/%d", 3);
96 /* return NULL on error */
97 if (readlink(path, buf, sizeof(buf)) == -1)
100 /* get the basename */
101 snprintf(buf, sizeof(buf), "%s", basename(buf));
103 /* copy string all the way from second char up to start of _config */
104 snprintf(prefix, size, "%.*s",
105 (int)(strnlen(buf, sizeof(buf)) - sizeof("_config")),
112 * This function is called in the primary i.e. main test, to spawn off secondary
113 * processes to run actual mp tests. Uses fork() and exec pair
116 run_secondary_instances(void)
121 char tmp[PATH_MAX] = {0};
122 char prefix[PATH_MAX] = {0};
124 get_current_prefix(tmp, sizeof(tmp));
126 snprintf(prefix, sizeof(prefix), "--file-prefix=%s", tmp);
128 /* good case, using secondary */
129 const char *argv1[] = {
130 prgname, "-c", coremask, "--proc-type=secondary",
133 /* good case, using auto */
134 const char *argv2[] = {
135 prgname, "-c", coremask, "--proc-type=auto",
138 /* bad case, using invalid type */
139 const char *argv3[] = {
140 prgname, "-c", coremask, "--proc-type=ERROR",
143 /* bad case, using invalid file prefix */
144 const char *argv4[] = {
145 prgname, "-c", coremask, "--proc-type=secondary",
146 "--file-prefix=ERROR"
149 snprintf(coremask, sizeof(coremask), "%x", \
150 (1 << rte_get_master_lcore()));
152 ret |= launch_proc(argv1);
153 ret |= launch_proc(argv2);
155 ret |= !(launch_proc(argv3));
156 ret |= !(launch_proc(argv4));
162 * This function is run in the secondary instance to test that creation of
163 * objects fails in a secondary
166 run_object_creation_tests(void)
168 const unsigned flags = 0;
169 const unsigned size = 1024;
170 const unsigned elt_size = 64;
171 const unsigned cache_size = 64;
172 const unsigned priv_data_size = 32;
174 printf("### Testing object creation - expect lots of mz reserve errors!\n");
177 if ((rte_memzone_reserve("test_mz", size, rte_socket_id(),
179 (rte_memzone_lookup("test_mz") == NULL)) {
180 printf("Error: unexpected return value from rte_memzone_reserve\n");
183 printf("# Checked rte_memzone_reserve() OK\n");
186 if ((rte_ring_create(
187 "test_ring", size, rte_socket_id(), flags) == NULL) &&
188 (rte_ring_lookup("test_ring") == NULL)){
189 printf("Error: unexpected return value from rte_ring_create()\n");
192 printf("# Checked rte_ring_create() OK\n");
195 if ((rte_mempool_create("test_mp", size, elt_size, cache_size,
196 priv_data_size, NULL, NULL, NULL, NULL,
197 rte_socket_id(), flags) == NULL) &&
198 (rte_mempool_lookup("test_mp") == NULL)){
199 printf("Error: unexpected return value from rte_mempool_create()\n");
202 printf("# Checked rte_mempool_create() OK\n");
204 #ifdef RTE_LIBRTE_HASH
205 const struct rte_hash_parameters hash_params = { .name = "test_mp_hash" };
207 if ((rte_hash_create(&hash_params) != NULL) &&
208 (rte_hash_find_existing(hash_params.name) == NULL)){
209 printf("Error: unexpected return value from rte_hash_create()\n");
212 printf("# Checked rte_hash_create() OK\n");
214 const struct rte_fbk_hash_params fbk_params = { .name = "test_fbk_mp_hash" };
216 if ((rte_fbk_hash_create(&fbk_params) != NULL) &&
217 (rte_fbk_hash_find_existing(fbk_params.name) == NULL)){
218 printf("Error: unexpected return value from rte_fbk_hash_create()\n");
221 printf("# Checked rte_fbk_hash_create() OK\n");
224 #ifdef RTE_LIBRTE_LPM
226 if ((rte_lpm_create("test_lpm", size, rte_socket_id(), 0) != NULL) &&
227 (rte_lpm_find_existing("test_lpm") == NULL)){
228 printf("Error: unexpected return value from rte_lpm_create()\n");
231 printf("# Checked rte_lpm_create() OK\n");
234 /* Run a test_pci call */
235 if (test_pci() != 0) {
236 printf("PCI scan failed in secondary\n");
237 if (getuid() == 0) /* pci scans can fail as non-root */
240 printf("PCI scan succeeded in secondary\n");
245 /* if called in a primary process, just spawns off a secondary process to
246 * run validation tests - which brings us right back here again...
247 * if called in a secondary process, this runs a series of API tests to check
248 * how things run in a secondary instance.
251 test_mp_secondary(void)
253 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
255 printf("=== Running pre-requisite test of test_pci\n");
257 printf("=== Requisite test done\n");
259 return run_secondary_instances();
262 printf("IN SECONDARY PROCESS\n");
264 return run_object_creation_tests();
267 static struct test_command multiprocess_cmd = {
268 .command = "multiprocess_autotest",
269 .callback = test_mp_secondary,
271 REGISTER_TEST_COMMAND(multiprocess_cmd);