1/* $NetBSD: iscsi-target.c,v 1.2 2009/06/30 02:44:53 agc Exp $ */ 2 3/*- 4 * Copyright (c) 2009 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Alistair Crooks (agc@netbsd.org) 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31#include "config.h" 32 33#ifdef HAVE_SIGNAL_H 34#include <signal.h> 35#endif 36 37#include <ctype.h> 38#include <stdio.h> 39#include <stdlib.h> 40 41#ifdef HAVE_STRING_H 42#include <string.h> 43#endif 44 45#include <unistd.h> 46 47#include "iscsi.h" 48 49 50int 51main(int argc, char **argv) 52{ 53 iscsi_target_t tgt; 54 char buf[32]; 55 int detach_me_harder; 56 int i; 57 58 detach_me_harder = 1; 59 iscsi_target_set_defaults(&tgt); 60 while ((i = getopt(argc, argv, "46b:Df:p:s:t:Vv:")) != -1) { 61 switch (i) { 62 case '4': 63 case '6': 64 (void) snprintf(buf, sizeof(buf), "%d", i); 65 iscsi_target_setvar(&tgt, "address family", buf); 66 break; 67 case 'b': 68 iscsi_target_setvar(&tgt, "blocklen", optarg); 69 break; 70 case 'D': 71 detach_me_harder = 0; 72 break; 73 case 'f': 74 iscsi_target_setvar(&tgt, "configfile", optarg); 75 break; 76 case 'p': 77 iscsi_target_setvar(&tgt, "target port", optarg); 78 break; 79 case 's': 80 if ((i = atoi(optarg)) > 0 && i < 128) { 81 iscsi_target_setvar(&tgt, "max sessions", optarg); 82 } 83 break; 84 case 't': 85 iscsi_target_setvar(&tgt, "iqn", optarg); 86 break; 87 case 'V': 88 (void) printf("\"%s\" %s\nPlease send all bug reports to %s\n", PACKAGE_NAME, PACKAGE_VERSION, PACKAGE_BUGREPORT); 89 exit(EXIT_SUCCESS); 90 /* NOTREACHED */ 91 case 'v': 92 if (strcmp(optarg, "net") == 0) { 93 iscsi_target_setvar(&tgt, "debug", "net"); 94 } else if (strcmp(optarg, "iscsi") == 0) { 95 iscsi_target_setvar(&tgt, "debug", "iscsi"); 96 } else if (strcmp(optarg, "scsi") == 0) { 97 iscsi_target_setvar(&tgt, "debug", "scsi"); 98 } else if (strcmp(optarg, "all") == 0) { 99 iscsi_target_setvar(&tgt, "debug", "all"); 100 } 101 break; 102 } 103 } 104 105 (void) signal(SIGPIPE, SIG_IGN); 106 107 /* Initialize target */ 108 if (iscsi_target_start(&tgt) != 0) { 109 (void) fprintf(stderr, "iscsi_target_start() failed\n"); 110 exit(EXIT_FAILURE); 111 } 112 113#ifdef HAVE_DAEMON 114 /* if we are supposed to be a daemon, detach from controlling tty */ 115 if (detach_me_harder && daemon(0, 0) < 0) { 116 (void) fprintf(stderr, "daemon() failed\n"); 117 exit(EXIT_FAILURE); 118 } 119#endif 120 121 /* write pid to a file */ 122 iscsi_target_write_pidfile(NULL); 123 124 /* Wait for connections */ 125 if (iscsi_target_listen(&tgt) != 0) { 126 (void) fprintf(stderr, "iscsi_target_listen() failed\n"); 127 } 128 129 return EXIT_SUCCESS; 130} 131