rpcbind.c revision 96788
174462Salfred/* $NetBSD: rpcbind.c,v 1.1 2000/06/02 23:15:42 fvdl Exp $ */ 274462Salfred/* $FreeBSD: head/usr.sbin/rpcbind/rpcbind.c 96788 2002-05-17 05:27:52Z jmallett $ */ 374462Salfred 474462Salfred/* 574462Salfred * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 674462Salfred * unrestricted use provided that this legend is included on all tape 774462Salfred * media and as a part of the software program in whole or part. Users 874462Salfred * may copy or modify Sun RPC without charge, but are not authorized 974462Salfred * to license or distribute it to anyone else except as part of a product or 1074462Salfred * program developed by the user. 1174462Salfred * 1274462Salfred * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 1374462Salfred * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 1474462Salfred * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 1574462Salfred * 1674462Salfred * Sun RPC is provided with no support and without any obligation on the 1774462Salfred * part of Sun Microsystems, Inc. to assist in its use, correction, 1874462Salfred * modification or enhancement. 1974462Salfred * 2074462Salfred * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 2174462Salfred * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 2274462Salfred * OR ANY PART THEREOF. 2374462Salfred * 2474462Salfred * In no event will Sun Microsystems, Inc. be liable for any lost revenue 2574462Salfred * or profits or other special, indirect and consequential damages, even if 2674462Salfred * Sun has been advised of the possibility of such damages. 2774462Salfred * 2874462Salfred * Sun Microsystems, Inc. 2974462Salfred * 2550 Garcia Avenue 3074462Salfred * Mountain View, California 94043 3174462Salfred */ 3274462Salfred/* 3374462Salfred * Copyright (c) 1984 - 1991 by Sun Microsystems, Inc. 3474462Salfred */ 3574462Salfred 3674462Salfred/* #ident "@(#)rpcbind.c 1.19 94/04/25 SMI" */ 3774462Salfred 3874462Salfred#if 0 3974462Salfred#ifndef lint 4074462Salfredstatic char sccsid[] = "@(#)rpcbind.c 1.35 89/04/21 Copyr 1984 Sun Micro"; 4174462Salfred#endif 4274462Salfred#endif 4374462Salfred 4474462Salfred/* 4574462Salfred * rpcbind.c 4674462Salfred * Implements the program, version to address mapping for rpc. 4774462Salfred * 4874462Salfred */ 4974462Salfred 5074462Salfred#include <sys/types.h> 5174462Salfred#include <sys/stat.h> 5274462Salfred#include <sys/errno.h> 5374462Salfred#include <sys/time.h> 5474462Salfred#include <sys/resource.h> 5574462Salfred#include <sys/wait.h> 5674462Salfred#include <sys/signal.h> 5774462Salfred#include <sys/socket.h> 5874462Salfred#include <sys/un.h> 5974462Salfred#include <rpc/rpc.h> 6074462Salfred#ifdef PORTMAP 6174462Salfred#include <netinet/in.h> 6274462Salfred#endif 6374462Salfred#include <netdb.h> 6474462Salfred#include <stdio.h> 6574462Salfred#include <netconfig.h> 6674462Salfred#include <stdlib.h> 6774462Salfred#include <unistd.h> 6874462Salfred#include <syslog.h> 6974462Salfred#include <err.h> 7074462Salfred#include <libutil.h> 7174462Salfred#include <pwd.h> 7274462Salfred#include <string.h> 7374462Salfred#include <errno.h> 7474462Salfred#include "rpcbind.h" 7574462Salfred 7674462Salfred/* Global variables */ 7774462Salfredint debugging = 0; /* Tell me what's going on */ 7874462Salfredint doabort = 0; /* When debugging, do an abort on errors */ 7974462Salfredrpcblist_ptr list_rbl; /* A list of version 3/4 rpcbind services */ 8074462Salfred 8174462Salfred/* who to suid to if -s is given */ 8274462Salfred#define RUN_AS "daemon" 8374462Salfred 8474462Salfredint runasdaemon = 0; 8574462Salfredint insecure = 0; 8674462Salfredint oldstyle_local = 0; 8774462Salfredint verboselog = 0; 8874462Salfred 8974462Salfred#ifdef WARMSTART 9074462Salfred/* Local Variable */ 9174462Salfredstatic int warmstart = 0; /* Grab a old copy of registrations */ 9274462Salfred#endif 9374462Salfred 9474462Salfred#ifdef PORTMAP 9574462Salfredstruct pmaplist *list_pml; /* A list of version 2 rpcbind services */ 9674462Salfredchar *udptrans; /* Name of UDP transport */ 9774462Salfredchar *tcptrans; /* Name of TCP transport */ 9874462Salfredchar *udp_uaddr; /* Universal UDP address */ 9974462Salfredchar *tcp_uaddr; /* Universal TCP address */ 10074462Salfred#endif 10174462Salfredstatic char servname[] = "rpcbind"; 10274462Salfredstatic char superuser[] = "superuser"; 10374462Salfred 10474462Salfredint main __P((int, char *[])); 10574462Salfred 10674462Salfredstatic int init_transport __P((struct netconfig *)); 10774462Salfredstatic void rbllist_add __P((rpcprog_t, rpcvers_t, struct netconfig *, 10874462Salfred struct netbuf *)); 10974462Salfredstatic void terminate __P((int)); 11074462Salfredstatic void parseargs __P((int, char *[])); 11174462Salfred 11274462Salfredint 11374462Salfredmain(int argc, char *argv[]) 11474462Salfred{ 11574462Salfred struct netconfig *nconf; 11674462Salfred void *nc_handle; /* Net config handle */ 11774462Salfred struct rlimit rl; 11874462Salfred 11974462Salfred parseargs(argc, argv); 12074462Salfred 12174462Salfred getrlimit(RLIMIT_NOFILE, &rl); 12274462Salfred if (rl.rlim_cur < 128) { 12374462Salfred if (rl.rlim_max <= 128) 12474462Salfred rl.rlim_cur = rl.rlim_max; 12574462Salfred else 12674462Salfred rl.rlim_cur = 128; 12774462Salfred setrlimit(RLIMIT_NOFILE, &rl); 12874462Salfred } 12974462Salfred openlog("rpcbind", LOG_CONS, LOG_DAEMON); 13074462Salfred if (geteuid()) { /* This command allowed only to root */ 13174462Salfred fprintf(stderr, "Sorry. You are not superuser\n"); 13274462Salfred exit(1); 13374462Salfred } 13474462Salfred nc_handle = setnetconfig(); /* open netconfig file */ 13574462Salfred if (nc_handle == NULL) { 13674462Salfred syslog(LOG_ERR, "could not read /etc/netconfig"); 13774462Salfred exit(1); 13874462Salfred } 13974462Salfred#ifdef PORTMAP 14074462Salfred udptrans = ""; 14174462Salfred tcptrans = ""; 14274462Salfred#endif 14374462Salfred 14474462Salfred nconf = getnetconfigent("unix"); 14574462Salfred if (nconf == NULL) { 14674462Salfred syslog(LOG_ERR, "%s: can't find local transport\n", argv[0]); 14774462Salfred exit(1); 14874462Salfred } 14974462Salfred init_transport(nconf); 15074462Salfred 15174462Salfred while ((nconf = getnetconfig(nc_handle))) { 15274462Salfred if (nconf->nc_flag & NC_VISIBLE) 15374462Salfred init_transport(nconf); 15474462Salfred } 15574462Salfred endnetconfig(nc_handle); 15674462Salfred 15774462Salfred /* catch the usual termination signals for graceful exit */ 15874462Salfred (void) signal(SIGCHLD, reap); 15974462Salfred (void) signal(SIGINT, terminate); 16074462Salfred (void) signal(SIGTERM, terminate); 16174462Salfred (void) signal(SIGQUIT, terminate); 16274462Salfred /* ignore others that could get sent */ 16374462Salfred (void) signal(SIGPIPE, SIG_IGN); 16474462Salfred (void) signal(SIGHUP, SIG_IGN); 16574462Salfred (void) signal(SIGUSR1, SIG_IGN); 16674462Salfred (void) signal(SIGUSR2, SIG_IGN); 16774462Salfred#ifdef WARMSTART 16874462Salfred if (warmstart) { 16974462Salfred read_warmstart(); 17074462Salfred } 17174462Salfred#endif 17274462Salfred if (debugging) { 17374462Salfred printf("rpcbind debugging enabled."); 17474462Salfred if (doabort) { 17574462Salfred printf(" Will abort on errors!\n"); 17674462Salfred } else { 17774462Salfred printf("\n"); 17874462Salfred } 17974462Salfred } else { 18074462Salfred if (daemon(0, 0)) 18174462Salfred err(1, "fork failed"); 18274462Salfred } 18374462Salfred 18474462Salfred if (runasdaemon) { 18574462Salfred struct passwd *p; 18674462Salfred 18774462Salfred if((p = getpwnam(RUN_AS)) == NULL) { 18874462Salfred syslog(LOG_ERR, "cannot get uid of daemon: %m"); 18974462Salfred exit(1); 19074462Salfred } 19174462Salfred if (setuid(p->pw_uid) == -1) { 19274462Salfred syslog(LOG_ERR, "setuid to daemon failed: %m"); 19374462Salfred exit(1); 19474462Salfred } 19574462Salfred } 19674462Salfred 19774462Salfred network_init(); 19874462Salfred 19974462Salfred my_svc_run(); 20074462Salfred syslog(LOG_ERR, "svc_run returned unexpectedly"); 20174462Salfred rpcbind_abort(); 20274462Salfred /* NOTREACHED */ 20374462Salfred 20474462Salfred return 0; 20574462Salfred} 20674462Salfred 20774462Salfred/* 20874462Salfred * Adds the entry into the rpcbind database. 20974462Salfred * If PORTMAP, then for UDP and TCP, it adds the entries for version 2 also 21074462Salfred * Returns 0 if succeeds, else fails 21174462Salfred */ 21274462Salfredstatic int 21374462Salfredinit_transport(struct netconfig *nconf) 21474462Salfred{ 21574462Salfred int fd; 21674462Salfred struct t_bind taddr; 21774462Salfred struct addrinfo hints, *res = NULL; 21874462Salfred struct __rpc_sockinfo si; 21974462Salfred SVCXPRT *my_xprt; 22074462Salfred int status; /* bound checking ? */ 22174462Salfred int aicode; 22274462Salfred int addrlen; 22374462Salfred struct sockaddr *sa; 22474462Salfred struct sockaddr_un sun; 22574462Salfred mode_t oldmask; 22674462Salfred 22774462Salfred if ((nconf->nc_semantics != NC_TPI_CLTS) && 22874462Salfred (nconf->nc_semantics != NC_TPI_COTS) && 22974462Salfred (nconf->nc_semantics != NC_TPI_COTS_ORD)) 23074462Salfred return (1); /* not my type */ 23174462Salfred#ifdef ND_DEBUG 23274462Salfred if (debugging) { 23374462Salfred int i; 23474462Salfred char **s; 23574462Salfred 23674462Salfred (void) fprintf(stderr, "%s: %ld lookup routines :\n", 23774462Salfred nconf->nc_netid, nconf->nc_nlookups); 23874462Salfred for (i = 0, s = nconf->nc_lookups; i < nconf->nc_nlookups; 23974462Salfred i++, s++) 24074462Salfred fprintf(stderr, "[%d] - %s\n", i, *s); 24174462Salfred } 24274462Salfred#endif 24374462Salfred 24474462Salfred /* 24574462Salfred * XXX - using RPC library internal functions. 24674462Salfred */ 24774462Salfred if ((fd = __rpc_nconf2fd(nconf)) < 0) { 24874462Salfred syslog(LOG_ERR, "cannot create socket for %s", nconf->nc_netid); 24974462Salfred return (1); 25074462Salfred } 25174462Salfred 25274462Salfred if (!__rpc_nconf2sockinfo(nconf, &si)) { 25374462Salfred syslog(LOG_ERR, "cannot get information for %s", 25474462Salfred nconf->nc_netid); 25574462Salfred return (1); 25674462Salfred } 25774462Salfred 25874462Salfred if (!strcmp(nconf->nc_netid, "unix")) { 25974462Salfred memset(&sun, 0, sizeof sun); 26074462Salfred sun.sun_family = AF_LOCAL; 26174462Salfred unlink(_PATH_RPCBINDSOCK); 26274462Salfred strcpy(sun.sun_path, _PATH_RPCBINDSOCK); 26374462Salfred sun.sun_len = SUN_LEN(&sun); 26474462Salfred addrlen = sizeof (struct sockaddr_un); 26574462Salfred sa = (struct sockaddr *)&sun; 26674462Salfred } else { 26774462Salfred /* Get rpcbind's address on this transport */ 26874462Salfred 26974462Salfred memset(&hints, 0, sizeof hints); 27074462Salfred hints.ai_flags = AI_PASSIVE; 27174462Salfred hints.ai_family = si.si_af; 27274462Salfred hints.ai_socktype = si.si_socktype; 27374462Salfred hints.ai_protocol = si.si_proto; 27474462Salfred if ((aicode = getaddrinfo(NULL, servname, &hints, &res)) != 0) { 27574462Salfred syslog(LOG_ERR, "cannot get local address for %s: %s", 27674462Salfred nconf->nc_netid, gai_strerror(aicode)); 27774462Salfred return 1; 27874462Salfred } 27974462Salfred addrlen = res->ai_addrlen; 28074462Salfred sa = (struct sockaddr *)res->ai_addr; 28174462Salfred } 28274462Salfred oldmask = umask(S_IXUSR|S_IXGRP|S_IXOTH); 28374462Salfred if (bind(fd, sa, addrlen) < 0) { 28474462Salfred syslog(LOG_ERR, "cannot bind %s: %m", nconf->nc_netid); 28574462Salfred if (res != NULL) 28674462Salfred freeaddrinfo(res); 28774462Salfred return 1; 28874462Salfred } 28974462Salfred (void) umask(oldmask); 29074462Salfred 29174462Salfred /* Copy the address */ 29274462Salfred taddr.addr.len = taddr.addr.maxlen = addrlen; 29374462Salfred taddr.addr.buf = malloc(addrlen); 29474462Salfred if (taddr.addr.buf == NULL) { 29574462Salfred syslog(LOG_ERR, "cannot allocate memory for %s address", 29674462Salfred nconf->nc_netid); 29774462Salfred if (res != NULL) 29874462Salfred freeaddrinfo(res); 29974462Salfred return 1; 30074462Salfred } 30174462Salfred memcpy(taddr.addr.buf, sa, addrlen); 30274462Salfred#ifdef ND_DEBUG 30374462Salfred if (debugging) { 30474462Salfred /* for debugging print out our universal address */ 30574462Salfred char *uaddr; 30674462Salfred struct netbuf nb; 30774462Salfred 30874462Salfred nb.buf = sa; 30974462Salfred nb.len = nb.maxlen = sa->sa_len; 31074462Salfred uaddr = taddr2uaddr(nconf, &nb); 31174462Salfred (void) fprintf(stderr, "rpcbind : my address is %s\n", uaddr); 31274462Salfred (void) free(uaddr); 31374462Salfred } 31474462Salfred#endif 31574462Salfred 31674462Salfred if (res != NULL) 31774462Salfred freeaddrinfo(res); 31874462Salfred 31974462Salfred if (nconf->nc_semantics != NC_TPI_CLTS) 32074462Salfred listen(fd, SOMAXCONN); 32174462Salfred 32274462Salfred my_xprt = (SVCXPRT *)svc_tli_create(fd, nconf, &taddr, 0, 0); 32374462Salfred if (my_xprt == (SVCXPRT *)NULL) { 32474462Salfred syslog(LOG_ERR, "%s: could not create service", 32574462Salfred nconf->nc_netid); 32674462Salfred goto error; 32774462Salfred } 32874462Salfred 32974462Salfred#ifdef PORTMAP 33074462Salfred /* 33174462Salfred * Register both the versions for tcp/ip, udp/ip and local. 33274462Salfred */ 33374462Salfred if ((strcmp(nconf->nc_protofmly, NC_INET) == 0 && 33474462Salfred (strcmp(nconf->nc_proto, NC_TCP) == 0 || 33574462Salfred strcmp(nconf->nc_proto, NC_UDP) == 0)) || 33674462Salfred strcmp(nconf->nc_netid, "unix") == 0) { 33774462Salfred struct pmaplist *pml; 33874462Salfred 33974462Salfred if (!svc_register(my_xprt, PMAPPROG, PMAPVERS, 34074462Salfred pmap_service, NULL)) { 34174462Salfred syslog(LOG_ERR, "could not register on %s", 34274462Salfred nconf->nc_netid); 34374462Salfred goto error; 34474462Salfred } 34596788Sjmallett pml = malloc(sizeof (struct pmaplist)); 34696788Sjmallett if (pml == NULL) { 34774462Salfred syslog(LOG_ERR, "no memory!"); 34874462Salfred exit(1); 34974462Salfred } 35074462Salfred pml->pml_map.pm_prog = PMAPPROG; 35174462Salfred pml->pml_map.pm_vers = PMAPVERS; 35274462Salfred pml->pml_map.pm_port = PMAPPORT; 35374462Salfred if (strcmp(nconf->nc_proto, NC_TCP) == 0) { 35474462Salfred if (tcptrans[0]) { 35574462Salfred syslog(LOG_ERR, 35674462Salfred "cannot have more than one TCP transport"); 35774462Salfred goto error; 35874462Salfred } 35974462Salfred tcptrans = strdup(nconf->nc_netid); 36074462Salfred pml->pml_map.pm_prot = IPPROTO_TCP; 36174462Salfred 36274462Salfred /* Let's snarf the universal address */ 36374462Salfred /* "h1.h2.h3.h4.p1.p2" */ 36474462Salfred tcp_uaddr = taddr2uaddr(nconf, &taddr.addr); 36574462Salfred } else if (strcmp(nconf->nc_proto, NC_UDP) == 0) { 36674462Salfred if (udptrans[0]) { 36774462Salfred syslog(LOG_ERR, 36874462Salfred "cannot have more than one UDP transport"); 36974462Salfred goto error; 37074462Salfred } 37174462Salfred udptrans = strdup(nconf->nc_netid); 37274462Salfred pml->pml_map.pm_prot = IPPROTO_UDP; 37374462Salfred 37474462Salfred /* Let's snarf the universal address */ 37574462Salfred /* "h1.h2.h3.h4.p1.p2" */ 37674462Salfred udp_uaddr = taddr2uaddr(nconf, &taddr.addr); 37774462Salfred } else if (strcmp(nconf->nc_netid, "unix") == 0) 37874462Salfred pml->pml_map.pm_prot = IPPROTO_ST; 37974462Salfred pml->pml_next = list_pml; 38074462Salfred list_pml = pml; 38174462Salfred 38274462Salfred /* Add version 3 information */ 38396788Sjmallett pml = malloc(sizeof (struct pmaplist)); 38496788Sjmallett if (pml == NULL) { 38574462Salfred syslog(LOG_ERR, "no memory!"); 38674462Salfred exit(1); 38774462Salfred } 38874462Salfred pml->pml_map = list_pml->pml_map; 38974462Salfred pml->pml_map.pm_vers = RPCBVERS; 39074462Salfred pml->pml_next = list_pml; 39174462Salfred list_pml = pml; 39274462Salfred 39374462Salfred /* Add version 4 information */ 39496788Sjmallett pml = malloc (sizeof (struct pmaplist)); 39596788Sjmallett if (pml == NULL) { 39674462Salfred syslog(LOG_ERR, "no memory!"); 39774462Salfred exit(1); 39874462Salfred } 39974462Salfred pml->pml_map = list_pml->pml_map; 40074462Salfred pml->pml_map.pm_vers = RPCBVERS4; 40174462Salfred pml->pml_next = list_pml; 40274462Salfred list_pml = pml; 40374462Salfred 40474462Salfred /* Also add version 2 stuff to rpcbind list */ 40574462Salfred rbllist_add(PMAPPROG, PMAPVERS, nconf, &taddr.addr); 40674462Salfred } 40774462Salfred#endif 40874462Salfred 40974462Salfred /* version 3 registration */ 41074462Salfred if (!svc_reg(my_xprt, RPCBPROG, RPCBVERS, rpcb_service_3, NULL)) { 41174462Salfred syslog(LOG_ERR, "could not register %s version 3", 41274462Salfred nconf->nc_netid); 41374462Salfred goto error; 41474462Salfred } 41574462Salfred rbllist_add(RPCBPROG, RPCBVERS, nconf, &taddr.addr); 41674462Salfred 41774462Salfred /* version 4 registration */ 41874462Salfred if (!svc_reg(my_xprt, RPCBPROG, RPCBVERS4, rpcb_service_4, NULL)) { 41974462Salfred syslog(LOG_ERR, "could not register %s version 4", 42074462Salfred nconf->nc_netid); 42174462Salfred goto error; 42274462Salfred } 42374462Salfred rbllist_add(RPCBPROG, RPCBVERS4, nconf, &taddr.addr); 42474462Salfred 42574462Salfred /* decide if bound checking works for this transport */ 42674462Salfred status = add_bndlist(nconf, &taddr.addr); 42774462Salfred#ifdef BIND_DEBUG 42874462Salfred if (debugging) { 42974462Salfred if (status < 0) { 43074462Salfred fprintf(stderr, "Error in finding bind status for %s\n", 43174462Salfred nconf->nc_netid); 43274462Salfred } else if (status == 0) { 43374462Salfred fprintf(stderr, "check binding for %s\n", 43474462Salfred nconf->nc_netid); 43574462Salfred } else if (status > 0) { 43674462Salfred fprintf(stderr, "No check binding for %s\n", 43774462Salfred nconf->nc_netid); 43874462Salfred } 43974462Salfred } 44074462Salfred#endif 44174462Salfred /* 44274462Salfred * rmtcall only supported on CLTS transports for now. 44374462Salfred */ 44474462Salfred if (nconf->nc_semantics == NC_TPI_CLTS) { 44574462Salfred status = create_rmtcall_fd(nconf); 44674462Salfred 44774462Salfred#ifdef BIND_DEBUG 44874462Salfred if (debugging) { 44974462Salfred if (status < 0) { 45074462Salfred fprintf(stderr, 45174462Salfred "Could not create rmtcall fd for %s\n", 45274462Salfred nconf->nc_netid); 45374462Salfred } else { 45474462Salfred fprintf(stderr, "rmtcall fd for %s is %d\n", 45574462Salfred nconf->nc_netid, status); 45674462Salfred } 45774462Salfred } 45874462Salfred#endif 45974462Salfred } 46074462Salfred return (0); 46174462Salfrederror: 46274462Salfred close(fd); 46374462Salfred return (1); 46474462Salfred} 46574462Salfred 46674462Salfredstatic void 46774462Salfredrbllist_add(rpcprog_t prog, rpcvers_t vers, struct netconfig *nconf, 46874462Salfred struct netbuf *addr) 46974462Salfred{ 47074462Salfred rpcblist_ptr rbl; 47174462Salfred 47296788Sjmallett rbl = malloc(sizeof (rpcblist)); 47396788Sjmallett if (rbl == NULL) { 47474462Salfred syslog(LOG_ERR, "no memory!"); 47574462Salfred exit(1); 47674462Salfred } 47774462Salfred 47874462Salfred rbl->rpcb_map.r_prog = prog; 47974462Salfred rbl->rpcb_map.r_vers = vers; 48074462Salfred rbl->rpcb_map.r_netid = strdup(nconf->nc_netid); 48174462Salfred rbl->rpcb_map.r_addr = taddr2uaddr(nconf, addr); 48274462Salfred rbl->rpcb_map.r_owner = strdup(superuser); 48374462Salfred rbl->rpcb_next = list_rbl; /* Attach to global list */ 48474462Salfred list_rbl = rbl; 48574462Salfred} 48674462Salfred 48774462Salfred/* 48874462Salfred * Catch the signal and die 48974462Salfred */ 49074462Salfredstatic void 49174462Salfredterminate(int dummy) 49274462Salfred{ 49374462Salfred#ifdef WARMSTART 49474462Salfred syslog(LOG_ERR, 49574462Salfred "rpcbind terminating on signal. Restart with \"rpcbind -w\""); 49674462Salfred write_warmstart(); /* Dump yourself */ 49774462Salfred#endif 49874462Salfred exit(2); 49974462Salfred} 50074462Salfred 50174462Salfredvoid 50274462Salfredrpcbind_abort() 50374462Salfred{ 50474462Salfred#ifdef WARMSTART 50574462Salfred write_warmstart(); /* Dump yourself */ 50674462Salfred#endif 50774462Salfred abort(); 50874462Salfred} 50974462Salfred 51074462Salfred/* get command line options */ 51174462Salfredstatic void 51274462Salfredparseargs(int argc, char *argv[]) 51374462Salfred{ 51474462Salfred int c; 51574462Salfred 51674462Salfred while ((c = getopt(argc, argv, "dwailLs")) != -1) { 51774462Salfred switch (c) { 51874462Salfred case 'a': 51974462Salfred doabort = 1; /* when debugging, do an abort on */ 52074462Salfred break; /* errors; for rpcbind developers */ 52174462Salfred /* only! */ 52274462Salfred case 'd': 52374462Salfred debugging = 1; 52474462Salfred break; 52574462Salfred case 'i': 52674462Salfred insecure = 1; 52774462Salfred break; 52874462Salfred case 'L': 52974462Salfred oldstyle_local = 1; 53074462Salfred break; 53174462Salfred case 'l': 53274462Salfred verboselog = 1; 53374462Salfred break; 53474462Salfred case 's': 53574462Salfred runasdaemon = 1; 53674462Salfred break; 53774462Salfred#ifdef WARMSTART 53874462Salfred case 'w': 53974462Salfred warmstart = 1; 54074462Salfred break; 54174462Salfred#endif 54274462Salfred default: /* error */ 54374462Salfred fprintf(stderr, "usage: rpcbind [-Idwils]\n"); 54474462Salfred exit (1); 54574462Salfred } 54674462Salfred } 54774462Salfred if (doabort && !debugging) { 54874462Salfred fprintf(stderr, 54974462Salfred "-a (abort) specified without -d (debugging) -- ignored.\n"); 55074462Salfred doabort = 0; 55174462Salfred } 55274462Salfred} 55374462Salfred 55474462Salfredvoid 55574462Salfredreap(int dummy) 55674462Salfred{ 55774462Salfred int save_errno = errno; 55874462Salfred 55974462Salfred while (wait3(NULL, WNOHANG, NULL) > 0) 56074462Salfred ; 56174462Salfred errno = save_errno; 56274462Salfred} 56374462Salfred 56474462Salfredvoid 56574462Salfredtoggle_verboselog(int dummy) 56674462Salfred{ 56774462Salfred verboselog = !verboselog; 56874462Salfred} 569