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Code Issues Releases Activity

Add the "-p" option, which allows to specify a port which the daemon

Browse Source 
should bind to.

PR:		bin/94920
Reviewed by:	alfred@
MFC after:	1 week
This commit is contained in:
Matteo Riondato 2007-04-03 21:15:00 +00:00
parent 69f129c9f1
commit 74e69f9e66
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=168325
2 changed files with 119 additions and 9 deletions
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9
usr.sbin/rpc.statd/rpc.statd.8
View File

@ -33,7 +33,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd September 19, 1995
.Dd April 3, 2007
.Dt RPC.STATD 8
.Os
.Sh NAME
@ -42,6 +42,7 @@
.Sh SYNOPSIS
.Nm
.Op Fl d
.Op Fl p Ar port
.Sh DESCRIPTION
The
.Nm
@ -73,6 +74,12 @@ These messages are logged with level
LOG_DEBUG and facility LOG_DAEMON.
Error conditions are logged irrespective
of this option, using level LOG_ERR.
.It Fl p
The
.Fl p
option allow to force the daemon to bind to the specified
.Ar port ,
for both AF_INET and AF_INET6 address families.
.El
.Pp
The

119
usr.sbin/rpc.statd/statd.c
View File

@ -56,18 +56,33 @@ int debug = 0; /* Controls syslog() calls for debug messages */
static void handle_sigchld(int sig);
static void usage(void);
const char *transports[] = { "udp", "tcp", "udp6", "tcp6" };
int
main(int argc, char **argv)
{
SVCXPRT *transp;
struct sigaction sa;
int ch;
struct netconfig *nconf;
struct sockaddr_in sin;
struct sockaddr_in6 sin6;
int ch, i, maxindex, r, s, sock;
char *endptr;
int maxrec = RPC_MAXDATASIZE;
in_port_t svcport = 0;
while ((ch = getopt(argc, argv, "d")) != -1)
while ((ch = getopt(argc, argv, "dp:")) != -1)
switch (ch) {
case 'd':
debug = 1;
break;
case 'p':
endptr = NULL;
svcport = (in_port_t)strtoul(optarg, &endptr, 10);
if (endptr == NULL || *endptr != '\0' || svcport == 0 ||
svcport >= IPPORT_MAX)
usage();
break;
default:
usage();
}
@ -76,13 +91,101 @@ main(int argc, char **argv)
(void)rpcb_unset(SM_PROG, SM_VERS, NULL);
/*
* Check if IPv6 support is present.
*/
s = socket(AF_INET6, SOCK_DGRAM, IPPROTO_UDP);
if (s < 0)
maxindex = 2;
else {
close(s);
maxindex = 4;
}
if (svcport != 0) {
bzero(&sin, sizeof(struct sockaddr_in));
sin.sin_len = sizeof(struct sockaddr_in);
sin.sin_family = AF_INET;
sin.sin_port = htons(svcport);
bzero(&sin6, sizeof(struct sockaddr_in6));
sin6.sin6_len = sizeof(struct sockaddr_in6);
sin6.sin6_family = AF_INET6;
sin6.sin6_port = htons(svcport);
}
rpc_control(RPC_SVC_CONNMAXREC_SET, &maxrec);
if (!svc_create(sm_prog_1, SM_PROG, SM_VERS, "udp"))
errx(1, "cannot create udp service");
if (!svc_create(sm_prog_1, SM_PROG, SM_VERS, "tcp"))
errx(1, "cannot create tcp service");
init_file("/var/db/statd.status");
for (i = 0; i < maxindex; i++) {
nconf = getnetconfigent(transports[i]);
if (nconf == NULL)
errx(1, "cannot get %s netconf: %s.", transports[i],
nc_sperror());
if (svcport != 0) {
if (strcmp(nconf->nc_netid, "udp6") == 0) {
sock = socket(AF_INET6, SOCK_DGRAM,
IPPROTO_UDP);
if (sock != -1) {
r = bindresvport_sa(sock,
(struct sockaddr *)&sin6);
if (r != 0) {
syslog(LOG_ERR, "bindresvport: %m");
exit(1);
}
}
} else if (strcmp(nconf->nc_netid, "udp") == 0) {
sock = socket(AF_INET, SOCK_DGRAM,
IPPROTO_UDP);
if (sock != -1) {
r = bindresvport(sock, &sin);
if (r != 0) {
syslog(LOG_ERR, "bindresvport: %m");
exit(1);
}
}
} else if (strcmp(nconf->nc_netid, "tcp6") == 0) {
sock = socket(AF_INET6, SOCK_STREAM,
IPPROTO_TCP);
if (sock != -1) {
r = bindresvport_sa(sock,
(struct sockaddr *)&sin6);
if (r != 0) {
syslog(LOG_ERR, "bindresvport: %m");
exit(1);
}
}
} else if (strcmp(nconf->nc_netid, "tcp") == 0) {
sock = socket(AF_INET, SOCK_STREAM,
IPPROTO_TCP);
if (sock != -1) {
r = bindresvport(sock, &sin);
if (r != 0) {
syslog(LOG_ERR, "bindresvport: %m");
exit(1);
}
}
}
transp = svc_tli_create(sock, nconf, NULL,
RPC_MAXDATASIZE, RPC_MAXDATASIZE);
} else {
transp = svc_tli_create(RPC_ANYFD, nconf, NULL,
RPC_MAXDATASIZE, RPC_MAXDATASIZE);
}
if (transp == NULL) {
errx(1, "cannot create %s service.", transports[i]);
/* NOTREACHED */
}
if (!svc_reg(transp, SM_PROG, SM_VERS, sm_prog_1, nconf)) {
errx(1, "unable to register (SM_PROG, NLM_SM, %s)",
transports[i]);
/* NOTREACHED */
}
init_file("/var/db/statd.status");
freenetconfigent(nconf);
}
/* Note that it is NOT sensible to run this program from inetd - the */
/* protocol assumes that it will run immediately at boot time. */
@ -109,7 +212,7 @@ main(int argc, char **argv)
static void
usage()
{
fprintf(stderr, "usage: rpc.statd [-d]\n");
fprintf(stderr, "usage: rpc.statd [-d] [-p <port>]\n");
exit(1);
}