New upstream version 18.08
[deb_dpdk.git] / test / test / test_mp_secondary.c
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_atomic.h>
32 #include <rte_ring.h>
33 #include <rte_debug.h>
34 #include <rte_log.h>
35 #include <rte_mempool.h>
36
37 #ifdef RTE_LIBRTE_HASH
38 #include <rte_hash.h>
39 #include <rte_fbk_hash.h>
40 #endif /* RTE_LIBRTE_HASH */
41
42 #ifdef RTE_LIBRTE_LPM
43 #include <rte_lpm.h>
44 #endif /* RTE_LIBRTE_LPM */
45
46 #include <rte_string_fns.h>
47
48 #include "process.h"
49
50 #define launch_proc(ARGV) process_dup(ARGV, \
51                 sizeof(ARGV)/(sizeof(ARGV[0])), __func__)
52
53 /*
54  * This function is called in the primary i.e. main test, to spawn off secondary
55  * processes to run actual mp tests. Uses fork() and exec pair
56  */
57 static int
58 run_secondary_instances(void)
59 {
60         int ret = 0;
61         char coremask[10];
62
63 #ifdef RTE_EXEC_ENV_LINUXAPP
64         char tmp[PATH_MAX] = {0};
65         char prefix[PATH_MAX] = {0};
66
67         get_current_prefix(tmp, sizeof(tmp));
68
69         snprintf(prefix, sizeof(prefix), "--file-prefix=%s", tmp);
70 #else
71         const char *prefix = "";
72 #endif
73
74         /* good case, using secondary */
75         const char *argv1[] = {
76                         prgname, "-c", coremask, "--proc-type=secondary",
77                         prefix
78         };
79         /* good case, using auto */
80         const char *argv2[] = {
81                         prgname, "-c", coremask, "--proc-type=auto",
82                         prefix
83         };
84         /* bad case, using invalid type */
85         const char *argv3[] = {
86                         prgname, "-c", coremask, "--proc-type=ERROR",
87                         prefix
88         };
89 #ifdef RTE_EXEC_ENV_LINUXAPP
90         /* bad case, using invalid file prefix */
91         const char *argv4[]  = {
92                         prgname, "-c", coremask, "--proc-type=secondary",
93                                         "--file-prefix=ERROR"
94         };
95 #endif
96
97         snprintf(coremask, sizeof(coremask), "%x", \
98                         (1 << rte_get_master_lcore()));
99
100         ret |= launch_proc(argv1);
101         ret |= launch_proc(argv2);
102
103         ret |= !(launch_proc(argv3));
104 #ifdef RTE_EXEC_ENV_LINUXAPP
105         ret |= !(launch_proc(argv4));
106 #endif
107
108         return ret;
109 }
110
111 /*
112  * This function is run in the secondary instance to test that creation of
113  * objects fails in a secondary
114  */
115 static int
116 run_object_creation_tests(void)
117 {
118         const unsigned flags = 0;
119         const unsigned size = 1024;
120         const unsigned elt_size = 64;
121         const unsigned cache_size = 64;
122         const unsigned priv_data_size = 32;
123
124         printf("### Testing object creation - expect lots of mz reserve errors!\n");
125
126         rte_errno = 0;
127         if ((rte_memzone_reserve("test_mz", size, rte_socket_id(),
128                                  flags) == NULL) &&
129             (rte_memzone_lookup("test_mz") == NULL)) {
130                 printf("Error: unexpected return value from rte_memzone_reserve\n");
131                 return -1;
132         }
133         printf("# Checked rte_memzone_reserve() OK\n");
134
135         rte_errno = 0;
136         if ((rte_ring_create(
137                      "test_ring", size, rte_socket_id(), flags) == NULL) &&
138                     (rte_ring_lookup("test_ring") == NULL)){
139                 printf("Error: unexpected return value from rte_ring_create()\n");
140                 return -1;
141         }
142         printf("# Checked rte_ring_create() OK\n");
143
144         rte_errno = 0;
145         if ((rte_mempool_create("test_mp", size, elt_size, cache_size,
146                                 priv_data_size, NULL, NULL, NULL, NULL,
147                                 rte_socket_id(), flags) == NULL) &&
148              (rte_mempool_lookup("test_mp") == NULL)){
149                 printf("Error: unexpected return value from rte_mempool_create()\n");
150                 return -1;
151         }
152         printf("# Checked rte_mempool_create() OK\n");
153
154 #ifdef RTE_LIBRTE_HASH
155         const struct rte_hash_parameters hash_params = { .name = "test_mp_hash" };
156         rte_errno=0;
157         if ((rte_hash_create(&hash_params) != NULL) &&
158             (rte_hash_find_existing(hash_params.name) == NULL)){
159                 printf("Error: unexpected return value from rte_hash_create()\n");
160                 return -1;
161         }
162         printf("# Checked rte_hash_create() OK\n");
163
164         const struct rte_fbk_hash_params fbk_params = { .name = "test_fbk_mp_hash" };
165         rte_errno=0;
166         if ((rte_fbk_hash_create(&fbk_params) != NULL) &&
167             (rte_fbk_hash_find_existing(fbk_params.name) == NULL)){
168                 printf("Error: unexpected return value from rte_fbk_hash_create()\n");
169                 return -1;
170         }
171         printf("# Checked rte_fbk_hash_create() OK\n");
172 #endif
173
174 #ifdef RTE_LIBRTE_LPM
175         rte_errno=0;
176         struct rte_lpm_config config;
177
178         config.max_rules = rte_socket_id();
179         config.number_tbl8s = 256;
180         config.flags = 0;
181         if ((rte_lpm_create("test_lpm", size, &config) != NULL) &&
182             (rte_lpm_find_existing("test_lpm") == NULL)){
183                 printf("Error: unexpected return value from rte_lpm_create()\n");
184                 return -1;
185         }
186         printf("# Checked rte_lpm_create() OK\n");
187 #endif
188
189         return 0;
190 }
191
192 /* if called in a primary process, just spawns off a secondary process to
193  * run validation tests - which brings us right back here again...
194  * if called in a secondary process, this runs a series of API tests to check
195  * how things run in a secondary instance.
196  */
197 int
198 test_mp_secondary(void)
199 {
200         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
201                 return run_secondary_instances();
202         }
203
204         printf("IN SECONDARY PROCESS\n");
205
206         return run_object_creation_tests();
207 }
208
209 REGISTER_TEST_COMMAND(multiprocess_autotest, test_mp_secondary);