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Diffstat (limited to 'libexec/rpc.rstatd/rstatd.c')
| -rw-r--r-- | libexec/rpc.rstatd/rstatd.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/libexec/rpc.rstatd/rstatd.c b/libexec/rpc.rstatd/rstatd.c new file mode 100644 index 000000000000..7cc3bac71c5d --- /dev/null +++ b/libexec/rpc.rstatd/rstatd.c @@ -0,0 +1,126 @@ +/*- + * SPDX-License-Identifier: BSD-3-Clause + * + * Copyright (c) 1993, John Brezak + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include <stdlib.h> +#include <rpc/rpc.h> +#include <signal.h> +#include <syslog.h> +#include <rpcsvc/rstat.h> + +extern void rstat_service(struct svc_req *, SVCXPRT *); + +int from_inetd = 1; /* started from inetd ? */ +int closedown = 20; /* how long to wait before going dormant */ + +void +cleanup(int sig __unused) +{ + (void) rpcb_unset(RSTATPROG, RSTATVERS_TIME, NULL); + (void) rpcb_unset(RSTATPROG, RSTATVERS_SWTCH, NULL); + (void) rpcb_unset(RSTATPROG, RSTATVERS_ORIG, NULL); + exit(0); +} + +int +main(int argc, char *argv[]) +{ + SVCXPRT *transp; + int ok; + struct sockaddr_storage from; + socklen_t fromlen; + + if (argc == 2) + closedown = atoi(argv[1]); + if (closedown <= 0) + closedown = 20; + + /* + * See if inetd started us + */ + fromlen = sizeof(from); + if (getsockname(0, (struct sockaddr *)&from, &fromlen) < 0) { + from_inetd = 0; + } + + if (!from_inetd) { + daemon(0, 0); + + (void)rpcb_unset(RSTATPROG, RSTATVERS_TIME, NULL); + (void)rpcb_unset(RSTATPROG, RSTATVERS_SWTCH, NULL); + (void)rpcb_unset(RSTATPROG, RSTATVERS_ORIG, NULL); + + (void) signal(SIGINT, cleanup); + (void) signal(SIGTERM, cleanup); + (void) signal(SIGHUP, cleanup); + } + + openlog("rpc.rstatd", LOG_CONS|LOG_PID, LOG_DAEMON); + + if (from_inetd) { + transp = svc_tli_create(0, NULL, NULL, 0, 0); + if (transp == NULL) { + syslog(LOG_ERR, "cannot create udp service."); + exit(1); + } + ok = svc_reg(transp, RSTATPROG, RSTATVERS_TIME, + rstat_service, NULL); + } else + ok = svc_create(rstat_service, + RSTATPROG, RSTATVERS_TIME, "udp"); + if (!ok) { + syslog(LOG_ERR, "unable to register (RSTATPROG, RSTATVERS_TIME, %s)", (!from_inetd)?"udp":"(inetd)"); + exit(1); + } + if (from_inetd) + ok = svc_reg(transp, RSTATPROG, RSTATVERS_SWTCH, + rstat_service, NULL); + else + ok = svc_create(rstat_service, + RSTATPROG, RSTATVERS_SWTCH, "udp"); + if (!ok) { + syslog(LOG_ERR, "unable to register (RSTATPROG, RSTATVERS_SWTCH, %s)", (!from_inetd)?"udp":"(inetd)"); + exit(1); + } + if (from_inetd) + ok = svc_reg(transp, RSTATPROG, RSTATVERS_ORIG, + rstat_service, NULL); + else + ok = svc_create(rstat_service, + RSTATPROG, RSTATVERS_ORIG, "udp"); + if (!ok) { + syslog(LOG_ERR, "unable to register (RSTATPROG, RSTATVERS_ORIG, %s)", (!from_inetd)?"udp":"(inetd)"); + exit(1); + } + + svc_run(); + syslog(LOG_ERR, "svc_run returned"); + exit(1); +} |