127 lines
3.6 KiB
C
127 lines
3.6 KiB
C
/* $NetBSD: rusersd.c,v 1.17 2007/12/15 19:44:46 perry Exp $ */
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/*-
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* Copyright (c) 1993 John Brezak
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: rusersd.c,v 1.17 2007/12/15 19:44:46 perry Exp $");
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#endif /* not lint */
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#include <stdio.h>
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#include <rpc/rpc.h>
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#include <sys/socket.h>
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#include <signal.h>
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#include <syslog.h>
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#include <stdlib.h>
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#include <rpcsvc/rusers.h> /* New version */
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#include <rpcsvc/rnusers.h> /* Old version */
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#include "rusers_proc.h"
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int from_inetd = 1;
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static void cleanup(int) __dead;
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static void
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/*ARGSUSED*/
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cleanup(int n)
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{
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(void) rpcb_unset(RUSERSPROG, RUSERSVERS_3, NULL);
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(void) rpcb_unset(RUSERSPROG, RUSERSVERS_IDLE, NULL);
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exit(0);
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}
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int
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/*ARGSUSED*/
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main(int argc, char *argv[])
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{
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SVCXPRT *transp;
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struct sockaddr_storage from;
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socklen_t fromlen;
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/*
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* See if inetd started us
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*/
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fromlen = sizeof(from);
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if (getsockname(0, (struct sockaddr *)(void *)&from, &fromlen) == -1)
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from_inetd = 0;
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if (!from_inetd) {
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(void)daemon(0, 0);
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(void)rpcb_unset(RUSERSPROG, RUSERSVERS_3, NULL);
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(void)rpcb_unset(RUSERSPROG, RUSERSVERS_IDLE, NULL);
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(void)signal(SIGINT, cleanup);
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(void)signal(SIGTERM, cleanup);
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(void)signal(SIGHUP, cleanup);
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}
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openlog("rpc.rusersd", LOG_PID, LOG_DAEMON);
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if (from_inetd) {
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transp = svc_dg_create(0, 0, 0);
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if (transp == NULL) {
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syslog(LOG_ERR, "cannot create udp service.");
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return 1;
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}
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if (!svc_reg(transp, RUSERSPROG, RUSERSVERS_3, rusers_service,
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NULL)) {
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syslog(LOG_ERR, "unable to register "
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"(RUSERSPROG, RUSERSVERS_3).");
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return 1;
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}
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if (!svc_reg(transp, RUSERSPROG, RUSERSVERS_IDLE,
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rusers_service, NULL)) {
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syslog(LOG_ERR, "unable to register "
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"(RUSERSPROG, RUSERSVERS_IDLE).");
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return 1;
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}
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} else {
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if (!svc_create(rusers_service, RUSERSPROG, RUSERSVERS_3,
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"udp")) {
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syslog(LOG_ERR, "unable to create "
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"(RUSERSPROG, RUSERSVERS_3).");
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return 1;
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}
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if (!svc_create(rusers_service, RUSERSPROG, RUSERSVERS_IDLE,
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"udp")) {
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syslog(LOG_ERR, "unable to create "
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"(RUSERSPROG, RUSERSVERS_IDLE).");
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return 1;
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}
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}
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svc_run();
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syslog(LOG_ERR, "svc_run returned");
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return 1;
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}
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