Add the "-p" option, which allows to specify a port which the daemon
should bind to. PR: bin/94920 Reviewed by: alfred@ MFC after: 1 week
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=168325
@ -33,7 +33,7 @@
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.\"
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.\" $FreeBSD$
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.\"
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.Dd September 19, 1995
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.Dd April 3, 2007
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.Dt RPC.STATD 8
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.Os
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.Sh NAME
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@ -42,6 +42,7 @@
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.Sh SYNOPSIS
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.Nm
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.Op Fl d
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.Op Fl p Ar port
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.Sh DESCRIPTION
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The
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.Nm
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@ -73,6 +74,12 @@ These messages are logged with level
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LOG_DEBUG and facility LOG_DAEMON.
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Error conditions are logged irrespective
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of this option, using level LOG_ERR.
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.It Fl p
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The
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.Fl p
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option allow to force the daemon to bind to the specified
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.Ar port ,
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for both AF_INET and AF_INET6 address families.
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.El
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.Pp
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The
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@ -56,18 +56,33 @@ int debug = 0; /* Controls syslog() calls for debug messages */
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static void handle_sigchld(int sig);
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static void usage(void);
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const char *transports[] = { "udp", "tcp", "udp6", "tcp6" };
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int
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main(int argc, char **argv)
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{
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SVCXPRT *transp;
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struct sigaction sa;
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int ch;
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struct netconfig *nconf;
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struct sockaddr_in sin;
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struct sockaddr_in6 sin6;
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int ch, i, maxindex, r, s, sock;
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char *endptr;
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int maxrec = RPC_MAXDATASIZE;
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in_port_t svcport = 0;
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while ((ch = getopt(argc, argv, "d")) != -1)
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while ((ch = getopt(argc, argv, "dp:")) != -1)
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switch (ch) {
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case 'd':
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debug = 1;
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break;
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case 'p':
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endptr = NULL;
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svcport = (in_port_t)strtoul(optarg, &endptr, 10);
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if (endptr == NULL || *endptr != '\0' || svcport == 0 ||
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svcport >= IPPORT_MAX)
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usage();
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break;
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default:
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usage();
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}
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@ -76,13 +91,101 @@ main(int argc, char **argv)
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(void)rpcb_unset(SM_PROG, SM_VERS, NULL);
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/*
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* Check if IPv6 support is present.
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*/
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s = socket(AF_INET6, SOCK_DGRAM, IPPROTO_UDP);
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if (s < 0)
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maxindex = 2;
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else {
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close(s);
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maxindex = 4;
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}
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if (svcport != 0) {
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bzero(&sin, sizeof(struct sockaddr_in));
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sin.sin_len = sizeof(struct sockaddr_in);
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sin.sin_family = AF_INET;
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sin.sin_port = htons(svcport);
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bzero(&sin6, sizeof(struct sockaddr_in6));
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sin6.sin6_len = sizeof(struct sockaddr_in6);
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sin6.sin6_family = AF_INET6;
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sin6.sin6_port = htons(svcport);
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}
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rpc_control(RPC_SVC_CONNMAXREC_SET, &maxrec);
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if (!svc_create(sm_prog_1, SM_PROG, SM_VERS, "udp"))
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errx(1, "cannot create udp service");
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if (!svc_create(sm_prog_1, SM_PROG, SM_VERS, "tcp"))
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errx(1, "cannot create tcp service");
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for (i = 0; i < maxindex; i++) {
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nconf = getnetconfigent(transports[i]);
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if (nconf == NULL)
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errx(1, "cannot get %s netconf: %s.", transports[i],
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nc_sperror());
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if (svcport != 0) {
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if (strcmp(nconf->nc_netid, "udp6") == 0) {
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sock = socket(AF_INET6, SOCK_DGRAM,
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IPPROTO_UDP);
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if (sock != -1) {
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r = bindresvport_sa(sock,
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(struct sockaddr *)&sin6);
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if (r != 0) {
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syslog(LOG_ERR, "bindresvport: %m");
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exit(1);
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}
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}
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} else if (strcmp(nconf->nc_netid, "udp") == 0) {
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sock = socket(AF_INET, SOCK_DGRAM,
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IPPROTO_UDP);
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if (sock != -1) {
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r = bindresvport(sock, &sin);
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if (r != 0) {
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syslog(LOG_ERR, "bindresvport: %m");
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exit(1);
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}
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}
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} else if (strcmp(nconf->nc_netid, "tcp6") == 0) {
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sock = socket(AF_INET6, SOCK_STREAM,
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IPPROTO_TCP);
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if (sock != -1) {
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r = bindresvport_sa(sock,
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(struct sockaddr *)&sin6);
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if (r != 0) {
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syslog(LOG_ERR, "bindresvport: %m");
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exit(1);
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}
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}
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} else if (strcmp(nconf->nc_netid, "tcp") == 0) {
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sock = socket(AF_INET, SOCK_STREAM,
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IPPROTO_TCP);
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if (sock != -1) {
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r = bindresvport(sock, &sin);
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if (r != 0) {
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syslog(LOG_ERR, "bindresvport: %m");
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exit(1);
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}
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}
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}
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transp = svc_tli_create(sock, nconf, NULL,
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RPC_MAXDATASIZE, RPC_MAXDATASIZE);
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} else {
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transp = svc_tli_create(RPC_ANYFD, nconf, NULL,
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RPC_MAXDATASIZE, RPC_MAXDATASIZE);
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}
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if (transp == NULL) {
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errx(1, "cannot create %s service.", transports[i]);
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/* NOTREACHED */
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}
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if (!svc_reg(transp, SM_PROG, SM_VERS, sm_prog_1, nconf)) {
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errx(1, "unable to register (SM_PROG, NLM_SM, %s)",
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transports[i]);
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/* NOTREACHED */
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}
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init_file("/var/db/statd.status");
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freenetconfigent(nconf);
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}
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/* Note that it is NOT sensible to run this program from inetd - the */
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/* protocol assumes that it will run immediately at boot time. */
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@ -109,7 +212,7 @@ main(int argc, char **argv)
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static void
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usage()
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{
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fprintf(stderr, "usage: rpc.statd [-d]\n");
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fprintf(stderr, "usage: rpc.statd [-d] [-p <port>]\n");
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exit(1);
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}
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