4 * This is the user level part of nfsd. This is very primitive, because
5 * all the work is now done in the kernel module.
7 * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de>
23 #include <sys/socket.h>
24 #include <netinet/in.h>
25 #include <arpa/inet.h>
29 static void usage(const char *);
31 static struct option longopts[] =
33 { "host", 1, 0, 'H' },
34 { "help", 0, 0, 'h' },
35 { "no-nfs-version", 1, 0, 'N' },
36 { "no-tcp", 0, 0, 'T' },
37 { "no-udp", 0, 0, 'U' },
38 { "port", 1, 0, 'P' },
39 { "port", 1, 0, 'p' },
42 unsigned int protobits = NFSCTL_ALLBITS;
43 unsigned int versbits = NFSCTL_ALLBITS;
47 main(int argc, char **argv)
49 int count = 1, c, error, port, fd, found_one;
53 ent = getservbyname ("nfs", "udp");
55 port = ntohs (ent->s_port);
59 while ((c = getopt_long(argc, argv, "H:hN:p:P:TU", longopts, NULL)) != EOF) {
62 if (inet_addr(optarg) != INADDR_NONE) {
63 haddr = strdup(optarg);
64 } else if ((hp = gethostbyname(optarg)) != NULL) {
65 haddr = inet_ntoa((*(struct in_addr*)(hp->h_addr_list[0])));
67 fprintf(stderr, "%s: Unknown hostname: %s\n",
72 case 'P': /* XXX for nfs-server compatibility */
75 if (port <= 0 || port > 65535) {
76 fprintf(stderr, "%s: bad port number: %s\n",
82 switch((c = atoi(optarg))) {
86 NFSCTL_VERUNSET(versbits, c);
89 fprintf(stderr, "%c: Unsupported version\n", c);
94 NFSCTL_TCPUNSET(protobits);
97 NFSCTL_UDPUNSET(protobits);
100 fprintf(stderr, "Invalid argument: '%c'\n", c);
106 * Do some sanity checking, if the ctlbits are set
108 if (!NFSCTL_UDPISSET(protobits) && !NFSCTL_TCPISSET(protobits)) {
109 fprintf(stderr, "invalid protocol specified\n");
113 for (c = NFSD_MINVERS; c <= NFSD_MAXVERS; c++) {
114 if (NFSCTL_VERISSET(versbits, c))
118 fprintf(stderr, "no version specified\n");
122 if (NFSCTL_VERISSET(versbits, 4) && !NFSCTL_TCPISSET(protobits)) {
123 fprintf(stderr, "version 4 requires the TCP protocol\n");
127 struct in_addr in = {INADDR_ANY};
128 haddr = strdup(inet_ntoa(in));
131 if (chdir(NFS_STATEDIR)) {
132 fprintf(stderr, "%s: chdir(%s) failed: %s\n",
133 argv [0], NFS_STATEDIR, strerror(errno));
138 if ((count = atoi(argv[optind])) < 0) {
139 /* insane # of servers */
141 "%s: invalid server count (%d), using 1\n",
147 Some kernels let nfsd kernel threads inherit open files
148 from the program that spawns them (i.e. us). So close
149 everything before spawning kernel threads. --Chip */
150 fd = open("/dev/null", O_RDWR);
160 openlog("nfsd", LOG_PID, LOG_DAEMON);
161 if ((error = nfssvc(port, count, versbits, protobits, haddr)) < 0) {
163 syslog(LOG_ERR, "nfssvc: %s", strerror(e));
171 usage(const char *prog)
173 fprintf(stderr, "Usage:\n"
174 "%s [-H hostname] [-p|-P|--port port] [-N|--no-nfs-version version ] [-T|--no-tcp] [-U|--no-udp] nrservs\n",