1 /*- 2 * BSD LICENSE 3 * 4 * Copyright (c) Intel Corporation. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include "spdk/stdinc.h" 35 36 #include "spdk/event.h" 37 #include "spdk/string.h" 38 #include "spdk/thread.h" 39 40 struct spdk_app_opts g_opts = {}; 41 static const char g_app_repeat_get_opts_string[] = "t:"; 42 static int g_repeat_times = 2; 43 44 static void 45 app_repeat_usage(void) 46 { 47 printf(" -t <num> number of times to repeat calling spdk_app_start/stop\n"); 48 } 49 50 static int 51 app_repeat_parse_arg(int ch, char *arg) 52 { 53 switch (ch) { 54 case 't': 55 g_repeat_times = spdk_strtol(arg, 0); 56 if (g_repeat_times < 2) { 57 return -EINVAL; 58 } 59 break; 60 default: 61 return -EINVAL; 62 } 63 return 0; 64 } 65 66 static void 67 app_repeat_started(void *arg1) 68 { 69 int index = *(int *)arg1; 70 71 printf("spdk_app_start is called in Round %d.\n", index); 72 } 73 74 static void _app_repeat_shutdown_cb(void) 75 { 76 printf("Shutdown signal received, stop current app iteration\n"); 77 spdk_app_stop(0); 78 } 79 80 int 81 main(int argc, char **argv) 82 { 83 int rc; 84 int i; 85 86 spdk_app_opts_init(&g_opts); 87 g_opts.name = "app_repeat"; 88 g_opts.shutdown_cb = _app_repeat_shutdown_cb; 89 if ((rc = spdk_app_parse_args(argc, argv, &g_opts, g_app_repeat_get_opts_string, 90 NULL, app_repeat_parse_arg, app_repeat_usage)) != 91 SPDK_APP_PARSE_ARGS_SUCCESS) { 92 return rc; 93 } 94 95 for (i = 0; i < g_repeat_times; i++) { 96 rc = spdk_app_start(&g_opts, app_repeat_started, &i); 97 spdk_app_fini(); 98 99 if (rc) { 100 fprintf(stderr, "Failed to call spdk_app_start in Round %d.\n", i); 101 break; 102 } 103 } 104 105 return rc; 106 } 107