update source to Ceph Pacific 16.2.2

[ceph.git] / ceph / src / spdk / test / event / app_repeat / app_repeat.c

diff --git a/ceph/src/spdk/test/event/app_repeat/app_repeat.c b/ceph/src/spdk/test/event/app_repeat/app_repeat.c
new file mode 100644 (file)
index 0000000..d83e794
--- /dev/null
+++ b/ceph/src/spdk/test/event/app_repeat/app_repeat.c
@@ -0,0 +1,115 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) Intel Corporation.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "spdk/stdinc.h"
+
+#include "spdk/event.h"
+#include "spdk/string.h"
+#include "spdk/thread.h"
+
+struct spdk_app_opts g_opts = {};
+static const char g_app_repeat_get_opts_string[] = "t:";
+static int g_repeat_times = 2;
+static bool g_exit;
+
+static void
+app_repeat_usage(void)
+{
+       printf(" -t <num>                  number of times to repeat calling spdk_app_start/stop\n");
+}
+
+static int
+app_repeat_parse_arg(int ch, char *arg)
+{
+       switch (ch) {
+       case 't':
+               g_repeat_times = spdk_strtol(arg, 0);
+               if (g_repeat_times < 2) {
+                       return -EINVAL;
+               }
+               break;
+       default:
+               return -EINVAL;
+       }
+       return 0;
+}
+
+static void
+app_repeat_started(void *arg1)
+{
+       int index = *(int *)arg1;
+
+       printf("spdk_app_start is called in Round %d.\n", index);
+}
+
+static void _app_repeat_shutdown_cb(void)
+{
+       printf("Shutdown signal received, exit.\n");
+       g_exit = true;
+       spdk_app_stop(0);
+}
+
+static void _app_repeat_usr1_handler(int signal)
+{
+       printf("USR1 signal received, restart spdk application framework.\n");
+       spdk_app_stop(0);
+}
+
+int
+main(int argc, char **argv)
+{
+       int rc;
+       int i;
+
+       spdk_app_opts_init(&g_opts);
+       g_opts.name = "app_repeat";
+       g_opts.shutdown_cb = _app_repeat_shutdown_cb;
+       g_opts.usr1_handler = _app_repeat_usr1_handler;
+       if ((rc = spdk_app_parse_args(argc, argv, &g_opts, g_app_repeat_get_opts_string,
+                                     NULL, app_repeat_parse_arg, app_repeat_usage)) !=
+           SPDK_APP_PARSE_ARGS_SUCCESS) {
+               return rc;
+       }
+
+       for (i = 0; i < g_repeat_times; i++) {
+               rc = spdk_app_start(&g_opts, app_repeat_started, &i);
+               spdk_app_fini();
+
+               if (rc) {
+                       fprintf(stderr, "Failed to call spdk_app_start in Round %d.\n", i);
+                       break;
+               }
+       }
+
+       return rc;
+}