1 /* $NetBSD: rstatd.c,v 1.7 1996/08/30 20:17:44 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 1993, John Brezak 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 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #ifndef lint 37 static char rcsid[] = "$NetBSD: rstatd.c,v 1.7 1996/08/30 20:17:44 thorpej Exp $"; 38 #endif /* not lint */ 39 40 #include <stdio.h> 41 #include <rpc/rpc.h> 42 #include <signal.h> 43 #include <syslog.h> 44 #include <rpcsvc/rstat.h> 45 46 extern void rstat_service(); 47 48 int from_inetd = 1; /* started from inetd ? */ 49 int closedown = 20; /* how long to wait before going dormant */ 50 51 void 52 cleanup() 53 { 54 (void) pmap_unset(RSTATPROG, RSTATVERS_TIME); 55 (void) pmap_unset(RSTATPROG, RSTATVERS_SWTCH); 56 (void) pmap_unset(RSTATPROG, RSTATVERS_ORIG); 57 exit(0); 58 } 59 60 main(argc, argv) 61 int argc; 62 char *argv[]; 63 { 64 SVCXPRT *transp; 65 int sock = 0; 66 int proto = 0; 67 struct sockaddr_in from; 68 int fromlen; 69 70 if (argc == 2) 71 closedown = atoi(argv[1]); 72 if (closedown <= 0) 73 closedown = 20; 74 75 /* 76 * See if inetd started us 77 */ 78 fromlen = sizeof(from); 79 if (getsockname(0, (struct sockaddr *)&from, &fromlen) < 0) { 80 from_inetd = 0; 81 sock = RPC_ANYSOCK; 82 proto = IPPROTO_UDP; 83 } 84 85 if (!from_inetd) { 86 daemon(0, 0); 87 88 (void)pmap_unset(RSTATPROG, RSTATVERS_TIME); 89 (void)pmap_unset(RSTATPROG, RSTATVERS_SWTCH); 90 (void)pmap_unset(RSTATPROG, RSTATVERS_ORIG); 91 92 (void) signal(SIGINT, cleanup); 93 (void) signal(SIGTERM, cleanup); 94 (void) signal(SIGHUP, cleanup); 95 } 96 97 openlog("rpc.rstatd", LOG_CONS|LOG_PID, LOG_DAEMON); 98 99 transp = svcudp_create(sock); 100 if (transp == NULL) { 101 syslog(LOG_ERR, "cannot create udp service."); 102 exit(1); 103 } 104 if (!svc_register(transp, RSTATPROG, RSTATVERS_TIME, rstat_service, proto)) { 105 syslog(LOG_ERR, "unable to register (RSTATPROG, RSTATVERS_TIME, udp)."); 106 exit(1); 107 } 108 if (!svc_register(transp, RSTATPROG, RSTATVERS_SWTCH, rstat_service, proto)) { 109 syslog(LOG_ERR, "unable to register (RSTATPROG, RSTATVERS_SWTCH, udp)."); 110 exit(1); 111 } 112 if (!svc_register(transp, RSTATPROG, RSTATVERS_ORIG, rstat_service, proto)) { 113 syslog(LOG_ERR, "unable to register (RSTATPROG, RSTATVERS_ORIG, udp)."); 114 exit(1); 115 } 116 117 svc_run(); 118 syslog(LOG_ERR, "svc_run returned"); 119 exit(1); 120 } 121