/* SPDX-License-Identifier: BSD-3-Clause * Copyright (C) 2017 Intel Corporation. * All rights reserved. */ #include "spdk/stdinc.h" #include "spdk/event.h" #include "spdk/vhost.h" static const char *g_pid_path = NULL; static void vhost_usage(void) { printf(" -f save pid to file under given path\n"); printf(" -S directory where to create vhost sockets (default: pwd)\n"); } static void save_pid(const char *pid_path) { FILE *pid_file; pid_file = fopen(pid_path, "w"); if (pid_file == NULL) { fprintf(stderr, "Couldn't create pid file '%s': %s\n", pid_path, strerror(errno)); exit(EXIT_FAILURE); } fprintf(pid_file, "%d\n", getpid()); fclose(pid_file); } static int vhost_parse_arg(int ch, char *arg) { switch (ch) { case 'f': g_pid_path = arg; break; case 'S': spdk_vhost_set_socket_path(arg); break; default: return -EINVAL; } return 0; } static void vhost_started(void *arg1) { } int main(int argc, char *argv[]) { struct spdk_app_opts opts = {}; int rc; spdk_app_opts_init(&opts, sizeof(opts)); opts.name = "vhost"; if ((rc = spdk_app_parse_args(argc, argv, &opts, "f:S:", NULL, vhost_parse_arg, vhost_usage)) != SPDK_APP_PARSE_ARGS_SUCCESS) { exit(rc); } if (g_pid_path) { save_pid(g_pid_path); } /* Blocks until the application is exiting */ rc = spdk_app_start(&opts, vhost_started, NULL); spdk_app_fini(); return rc; }