test mbuf attach
[dpdk.git] / app / 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, RTE_DIM(ARGV), __func__)
51
52 /*
53  * This function is called in the primary i.e. main test, to spawn off secondary
54  * processes to run actual mp tests. Uses fork() and exec pair
55  */
56 static int
57 run_secondary_instances(void)
58 {
59         int ret = 0;
60         char coremask[10];
61
62 #ifdef RTE_EXEC_ENV_LINUX
63         char tmp[PATH_MAX] = {0};
64         char prefix[PATH_MAX] = {0};
65
66         get_current_prefix(tmp, sizeof(tmp));
67
68         snprintf(prefix, sizeof(prefix), "--file-prefix=%s", tmp);
69 #else
70         const char *prefix = "";
71 #endif
72
73         /* good case, using secondary */
74         const char *argv1[] = {
75                         prgname, "-c", coremask, "--proc-type=secondary",
76                         prefix
77         };
78         /* good case, using auto */
79         const char *argv2[] = {
80                         prgname, "-c", coremask, "--proc-type=auto",
81                         prefix
82         };
83         /* bad case, using invalid type */
84         const char *argv3[] = {
85                         prgname, "-c", coremask, "--proc-type=ERROR",
86                         prefix
87         };
88 #ifdef RTE_EXEC_ENV_LINUX
89         /* bad case, using invalid file prefix */
90         const char *argv4[]  = {
91                         prgname, "-c", coremask, "--proc-type=secondary",
92                                         "--file-prefix=ERROR"
93         };
94 #endif
95
96         snprintf(coremask, sizeof(coremask), "%x", \
97                         (1 << rte_get_master_lcore()));
98
99         ret |= launch_proc(argv1);
100         printf("### Testing rte_mp_disable() reject:\n");
101         if (rte_mp_disable()) {
102                 printf("Error: rte_mp_disable() has been accepted\n");
103                 ret |= -1;
104         } else {
105                 printf("# Checked rte_mp_disable() is refused\n");
106         }
107         ret |= launch_proc(argv2);
108
109         ret |= !(launch_proc(argv3));
110 #ifdef RTE_EXEC_ENV_LINUX
111         ret |= !(launch_proc(argv4));
112 #endif
113
114         return ret;
115 }
116
117 /*
118  * This function is run in the secondary instance to test that creation of
119  * objects fails in a secondary
120  */
121 static int
122 run_object_creation_tests(void)
123 {
124         const unsigned flags = 0;
125         const unsigned size = 1024;
126         const unsigned elt_size = 64;
127         const unsigned cache_size = 64;
128         const unsigned priv_data_size = 32;
129
130         printf("### Testing object creation - expect lots of mz reserve errors!\n");
131
132         rte_errno = 0;
133         if ((rte_memzone_reserve("test_mz", size, rte_socket_id(),
134                                  flags) == NULL) &&
135             (rte_memzone_lookup("test_mz") == NULL)) {
136                 printf("Error: unexpected return value from rte_memzone_reserve\n");
137                 return -1;
138         }
139         printf("# Checked rte_memzone_reserve() OK\n");
140
141         rte_errno = 0;
142         if ((rte_ring_create(
143                      "test_ring", size, rte_socket_id(), flags) == NULL) &&
144                     (rte_ring_lookup("test_ring") == NULL)){
145                 printf("Error: unexpected return value from rte_ring_create()\n");
146                 return -1;
147         }
148         printf("# Checked rte_ring_create() OK\n");
149
150         rte_errno = 0;
151         if ((rte_mempool_create("test_mp", size, elt_size, cache_size,
152                                 priv_data_size, NULL, NULL, NULL, NULL,
153                                 rte_socket_id(), flags) == NULL) &&
154              (rte_mempool_lookup("test_mp") == NULL)){
155                 printf("Error: unexpected return value from rte_mempool_create()\n");
156                 return -1;
157         }
158         printf("# Checked rte_mempool_create() OK\n");
159
160 #ifdef RTE_LIBRTE_HASH
161         const struct rte_hash_parameters hash_params = { .name = "test_mp_hash" };
162         rte_errno=0;
163         if ((rte_hash_create(&hash_params) != NULL) &&
164             (rte_hash_find_existing(hash_params.name) == NULL)){
165                 printf("Error: unexpected return value from rte_hash_create()\n");
166                 return -1;
167         }
168         printf("# Checked rte_hash_create() OK\n");
169
170         const struct rte_fbk_hash_params fbk_params = { .name = "test_fbk_mp_hash" };
171         rte_errno=0;
172         if ((rte_fbk_hash_create(&fbk_params) != NULL) &&
173             (rte_fbk_hash_find_existing(fbk_params.name) == NULL)){
174                 printf("Error: unexpected return value from rte_fbk_hash_create()\n");
175                 return -1;
176         }
177         printf("# Checked rte_fbk_hash_create() OK\n");
178 #endif
179
180 #ifdef RTE_LIBRTE_LPM
181         rte_errno=0;
182         struct rte_lpm_config config;
183
184         config.max_rules = rte_socket_id();
185         config.number_tbl8s = 256;
186         config.flags = 0;
187         if ((rte_lpm_create("test_lpm", size, &config) != NULL) &&
188             (rte_lpm_find_existing("test_lpm") == NULL)){
189                 printf("Error: unexpected return value from rte_lpm_create()\n");
190                 return -1;
191         }
192         printf("# Checked rte_lpm_create() OK\n");
193 #endif
194
195         return 0;
196 }
197
198 /* if called in a primary process, just spawns off a secondary process to
199  * run validation tests - which brings us right back here again...
200  * if called in a secondary process, this runs a series of API tests to check
201  * how things run in a secondary instance.
202  */
203 int
204 test_mp_secondary(void)
205 {
206         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
207                 return run_secondary_instances();
208         }
209
210         printf("IN SECONDARY PROCESS\n");
211
212         return run_object_creation_tests();
213 }
214
215 REGISTER_TEST_COMMAND(multiprocess_autotest, test_mp_secondary);