unsigned int protobits = NFSCTL_ALLBITS;
unsigned int versbits = NFSCTL_ALLBITS;
int minorvers4 = NFSD_MAXMINORVERS4; /* nfsv4 minor version */
-char *haddr = NULL;
int
main(int argc, char **argv)
{
- int count = 1, c, error, port, fd, found_one;
- struct servent *ent;
- struct hostent *hp;
- char *p, *progname;
-
- ent = getservbyname ("nfs", "udp");
- if (ent != NULL)
- port = ntohs (ent->s_port);
- else
- port = 2049;
+ int count = 1, c, error, portnum = 0, fd, found_one;
+ char *p, *progname, *port;
+ char *haddr = NULL;
+ int socket_up = 0;
progname = strdup(basename(argv[0]));
if (!progname) {
exit(1);
}
+ port = strdup("nfs");
+ if (!port) {
+ fprintf(stderr, "%s: unable to allocate memory.\n", progname);
+ exit(1);
+ }
+
xlog_syslog(0);
xlog_stderr(1);
xlog_config(D_ALL, 1);
break;
case 'H':
- if (inet_addr(optarg) != INADDR_NONE) {
- haddr = strdup(optarg);
- } else if ((hp = gethostbyname(optarg)) != NULL) {
- haddr = inet_ntoa((*(struct in_addr*)(hp->h_addr_list[0])));
- } else {
- fprintf(stderr, "%s: Unknown hostname: %s\n",
- progname, optarg);
- usage(progname);
+ /*
+ * for now, this only handles one -H option. Use the
+ * last one specified.
+ */
+ free(haddr);
+ haddr = strdup(optarg);
+ if (!haddr) {
+ fprintf(stderr, "%s: unable to allocate "
+ "memory.\n", progname);
+ exit(1);
}
break;
case 'P': /* XXX for nfs-server compatibility */
case 'p':
- port = atoi(optarg);
- if (port <= 0 || port > 65535) {
+ /* only the last -p option has any effect */
+ portnum = atoi(optarg);
+ if (portnum <= 0 || portnum > 65535) {
fprintf(stderr, "%s: bad port number: %s\n",
progname, optarg);
usage(progname);
}
+ free(port);
+ port = strdup(optarg);
+ if (!port) {
+ fprintf(stderr, "%s: unable to allocate "
+ "memory.\n", progname);
+ exit(1);
+ }
break;
case 'N':
switch((c = strtol(optarg, &p, 0))) {
count = 1;
}
}
- /* KLUDGE ALERT:
- Some kernels let nfsd kernel threads inherit open files
- from the program that spawns them (i.e. us). So close
- everything before spawning kernel threads. --Chip */
+
+ /* can only change number of threads if nfsd is already up */
+ if (nfssvc_inuse()) {
+ socket_up = 1;
+ goto set_threads;
+ }
+
+ /*
+ * must set versions before the fd's so that the right versions get
+ * registered with rpcbind. Note that on older kernels w/o the right
+ * interfaces, these are a no-op.
+ */
+ nfssvc_setvers(versbits, minorvers4);
+
+ error = nfssvc_set_sockets(AF_INET, protobits, haddr, port);
+ if (!error)
+ socket_up = 1;
+
+set_threads:
+ /* don't start any threads if unable to hand off any sockets */
+ if (!socket_up) {
+ xlog(L_ERROR, "unable to set any sockets for nfsd");
+ goto out;
+ }
+ error = 0;
+
+ /*
+ * KLUDGE ALERT:
+ * Some kernels let nfsd kernel threads inherit open files
+ * from the program that spawns them (i.e. us). So close
+ * everything before spawning kernel threads. --Chip
+ */
fd = open("/dev/null", O_RDWR);
if (fd == -1)
xlog(L_ERROR, "Unable to open /dev/null: %m");
}
closeall(3);
- if ((error = nfssvc(port, count, versbits, minorvers4, protobits, haddr)) < 0)
- xlog(L_ERROR, "nfssvc: errno %d (%m)", errno);
-
+ if ((error = nfssvc_threads(portnum, count)) < 0)
+ xlog(L_ERROR, "error starting threads: errno %d (%m)", errno);
+out:
+ free(port);
+ free(haddr);
free(progname);
return (error != 0);
}