1 /* 2 * Copyright (c) 1995 3 * A.R. Gordon (andrew.gordon@net-tel.co.uk). All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed for the FreeBSD project 16 * 4. Neither the name of the author nor the names of any co-contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY ANDREW GORDON AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 */ 33 34 #ifndef lint 35 static const char rcsid[] = 36 "$FreeBSD$"; 37 #endif /* not lint */ 38 39 /* main() function for NFS lock daemon. Most of the code in this */ 40 /* file was generated by running rpcgen /usr/include/rpcsvc/nlm_prot.x */ 41 /* The actual program logic is in the file procs.c */ 42 43 #include <err.h> 44 #include <stdlib.h> 45 #include <string.h> 46 #include <rpc/rpc.h> 47 #include <rpc/pmap_clnt.h> 48 #include "lockd.h" 49 50 void nlm_prog_1 __P((struct svc_req *, SVCXPRT *)); 51 void nlm_prog_3 __P((struct svc_req *, SVCXPRT *)); 52 static void usage __P((void)); 53 54 int debug_level = 0; /* Zero means no debugging syslog() calls */ 55 56 int 57 main(int argc, char **argv) 58 { 59 SVCXPRT *transp; 60 61 if (argc > 1) 62 { 63 if (strncmp(argv[1], "-d", 2)) 64 usage(); 65 if (argc > 2) debug_level = atoi(argv[2]); 66 else debug_level = atoi(argv[1] + 2); 67 /* Ensure at least some debug if -d with no specified level */ 68 if (!debug_level) debug_level = 1; 69 } 70 71 (void)pmap_unset(NLM_PROG, NLM_VERS); 72 (void)pmap_unset(NLM_PROG, NLM_VERSX); 73 74 transp = svcudp_create(RPC_ANYSOCK); 75 if (transp == NULL) 76 errx(1, "cannot create udp service"); 77 if (!svc_register(transp, NLM_PROG, NLM_VERS, nlm_prog_1, IPPROTO_UDP)) 78 errx(1, "unable to register (NLM_PROG, NLM_VERS, udp)"); 79 if (!svc_register(transp, NLM_PROG, NLM_VERSX, nlm_prog_3, IPPROTO_UDP)) 80 errx(1, "unable to register (NLM_PROG, NLM_VERSX, udp)"); 81 82 transp = svctcp_create(RPC_ANYSOCK, 0, 0); 83 if (transp == NULL) 84 errx(1, "cannot create tcp service"); 85 if (!svc_register(transp, NLM_PROG, NLM_VERS, nlm_prog_1, IPPROTO_TCP)) 86 errx(1, "unable to register (NLM_PROG, NLM_VERS, tcp)"); 87 if (!svc_register(transp, NLM_PROG, NLM_VERSX, nlm_prog_3, IPPROTO_TCP)) 88 errx(1, "unable to register (NLM_PROG, NLM_VERSX, tcp)"); 89 90 /* Note that it is NOT sensible to run this program from inetd - the */ 91 /* protocol assumes that it will run immediately at boot time. */ 92 if (daemon(0,0)) 93 err(1, "fork"); 94 openlog("rpc.lockd", 0, LOG_DAEMON); 95 if (debug_level) syslog(LOG_INFO, "Starting, debug level %d", debug_level); 96 else syslog(LOG_INFO, "Starting"); 97 98 svc_run(); /* Should never return */ 99 exit(1); 100 } 101 102 static void 103 usage() 104 { 105 fprintf(stderr, "usage: rpc.lockd [-d [debuglevel]]\n"); 106 exit(1); 107 } 108