예제 #1
0
파일: error.c 프로젝트: AllardJ/Tomato
/**
 * mount_error - report a foreground mount error
 * @spec: C string containing the device name being mounted
 * @mount_point: C string containing the pathname of the local mounted on dir
 * @error: errno value to report
 *
 */
void mount_error(const char *spec, const char *mount_point, int error)
{
	switch(error) {
	case EACCES:
		nfs_error(_("%s: access denied by server while mounting %s"),
				progname, spec);
		break;
	case EINVAL:
		nfs_error(_("%s: an incorrect mount option was specified"), progname);
		break;
	case EOPNOTSUPP:
		nfs_error(_("%s: requested NFS version or transport"
				" protocol is not supported"),
				progname);
		break;
	case ENOTDIR:
		nfs_error(_("%s: mount point %s is not a directory"),
				progname, mount_point);
		break;
	case EBUSY:
		nfs_error(_("%s: %s is busy or already mounted"),
			progname, mount_point);
		break;
	case ENOENT:
		if (spec)
			nfs_error(_("%s: mounting %s failed, "
				"reason given by server:\n  %s"),
				progname, spec, strerror(error));
		else
			nfs_error(_("%s: mount point %s does not exist"),
				progname, mount_point);
		break;
	case ESPIPE:
		rpc_mount_errors((char *)spec, 0, 0);
		break;
	case EIO:
		nfs_error(_("%s: mount system call failed"), progname);
		break;
	case EFAULT:
		nfs_error(_("%s: encountered unexpected error condition."),
				progname);
		nfs_error(_("%s: please report the error to" PACKAGE_BUGREPORT),
				progname);
		break;
	default:
		nfs_error(_("%s: %s"),
			progname, strerror(error));
	}
}
예제 #2
0
파일: nfs4mount.c 프로젝트: AllardJ/Tomato
int nfs4mount(const char *spec, const char *node, int flags,
	      char **extra_opts, int fake, int running_bg)
{
	static struct nfs4_mount_data data;
	static char hostdir[1024];
	static char ip_addr[16] = "127.0.0.1";
	static struct sockaddr_in server_addr, client_addr;
	static int pseudoflavour[MAX_USER_FLAVOUR];
	int num_flavour = 0;
	int ip_addr_in_opts = 0;

	char *hostname, *dirname, *old_opts;
	char new_opts[1024];
	char *opt, *opteq;
	char *s;
	int val;
	int bg, soft, intr;
	int nocto, noac, unshared;
	int retry;
	int retval = EX_FAIL;
	time_t timeout, t;

	if (strlen(spec) >= sizeof(hostdir)) {
		nfs_error(_("%s: excessively long host:dir argument\n"),
				progname);
		goto fail;
	}
	strcpy(hostdir, spec);
	if (parse_devname(hostdir, &hostname, &dirname))
		goto fail;

	if (fill_ipv4_sockaddr(hostname, &server_addr))
		goto fail;
	if (get_my_ipv4addr(ip_addr, sizeof(ip_addr)))
		goto fail;

	/* add IP address to mtab options for use when unmounting */
	s = inet_ntoa(server_addr.sin_addr);
	old_opts = *extra_opts;
	if (!old_opts)
		old_opts = "";
	if (strlen(old_opts) + strlen(s) + 10 >= sizeof(new_opts)) {
		nfs_error(_("%s: excessively long option argument\n"),
				progname);
		goto fail;
	}
	snprintf(new_opts, sizeof(new_opts), "%s%saddr=%s",
		 old_opts, *old_opts ? "," : "", s);
	*extra_opts = xstrdup(new_opts);

	/* Set default options.
	 * rsize/wsize and timeo are left 0 in order to
	 * let the kernel decide.
	 */
	memset(&data, 0, sizeof(data));
	data.retrans	= 3;
	data.acregmin	= 3;
	data.acregmax	= 60;
	data.acdirmin	= 30;
	data.acdirmax	= 60;
	data.proto	= IPPROTO_TCP;

	bg = 0;
	soft = 0;
	intr = NFS4_MOUNT_INTR;
	nocto = 0;
	noac = 0;
	unshared = 0;
	retry = -1;

	/*
	 * NFSv4 specifies that the default port should be 2049
	 */
	server_addr.sin_port = htons(NFS_PORT);

	/* parse options */

	for (opt = strtok(old_opts, ","); opt; opt = strtok(NULL, ",")) {
		if ((opteq = strchr(opt, '='))) {
			val = atoi(opteq + 1);	
			*opteq = '\0';
			if (!strcmp(opt, "rsize"))
				data.rsize = val;
			else if (!strcmp(opt, "wsize"))
				data.wsize = val;
			else if (!strcmp(opt, "timeo"))
				data.timeo = val;
			else if (!strcmp(opt, "retrans"))
				data.retrans = val;
			else if (!strcmp(opt, "acregmin"))
				data.acregmin = val;
			else if (!strcmp(opt, "acregmax"))
				data.acregmax = val;
			else if (!strcmp(opt, "acdirmin"))
				data.acdirmin = val;
			else if (!strcmp(opt, "acdirmax"))
				data.acdirmax = val;
			else if (!strcmp(opt, "actimeo")) {
				data.acregmin = val;
				data.acregmax = val;
				data.acdirmin = val;
				data.acdirmax = val;
			}
			else if (!strcmp(opt, "retry"))
				retry = val;
			else if (!strcmp(opt, "port"))
				server_addr.sin_port = htons(val);
			else if (!strcmp(opt, "proto")) {
				if (!strncmp(opteq+1, "tcp", 3))
					data.proto = IPPROTO_TCP;
				else if (!strncmp(opteq+1, "udp", 3))
					data.proto = IPPROTO_UDP;
				else
					printf(_("Warning: Unrecognized proto= option.\n"));
			} else if (!strcmp(opt, "clientaddr")) {
				if (strlen(opteq+1) >= sizeof(ip_addr))
					printf(_("Invalid client address %s"),
								opteq+1);
				strncpy(ip_addr,opteq+1, sizeof(ip_addr));
				ip_addr[sizeof(ip_addr)-1] = '\0';
				ip_addr_in_opts = 1;
			} else if (!strcmp(opt, "sec")) {
				num_flavour = parse_sec(opteq+1, pseudoflavour);
				if (!num_flavour)
					goto fail;
			} else if (!strcmp(opt, "addr") || sloppy) {
				/* ignore */;
			} else {
				printf(_("unknown nfs mount parameter: "
					 "%s=%d\n"), opt, val);
				goto fail;
			}
		} else {
			val = 1;
			if (!strncmp(opt, "no", 2)) {
				val = 0;
				opt += 2;
			}
			if (!strcmp(opt, "bg"))
				bg = val;
			else if (!strcmp(opt, "fg"))
				bg = !val;
			else if (!strcmp(opt, "soft"))
				soft = val;
			else if (!strcmp(opt, "hard"))
				soft = !val;
			else if (!strcmp(opt, "intr"))
				intr = val;
			else if (!strcmp(opt, "cto"))
				nocto = !val;
			else if (!strcmp(opt, "ac"))
				noac = !val;
			else if (!strcmp(opt, "sharecache"))
				unshared = !val;
			else if (!sloppy) {
				printf(_("unknown nfs mount option: %s%s\n"),
						val ? "" : "no", opt);
				goto fail;
			}
		}
	}

	/* if retry is still -1, then it wasn't set via an option */
	if (retry == -1) {
		if (bg)
			retry = 10000;	/* 10000 mins == ~1 week */
		else
			retry = 2;	/* 2 min default on fg mounts */
	}

	data.flags = (soft ? NFS4_MOUNT_SOFT : 0)
		| (intr ? NFS4_MOUNT_INTR : 0)
		| (nocto ? NFS4_MOUNT_NOCTO : 0)
		| (noac ? NFS4_MOUNT_NOAC : 0)
		| (unshared ? NFS4_MOUNT_UNSHARED : 0);

	/*
	 * Give a warning if the rpc.idmapd daemon is not running
	 */
#if 0
	/* We shouldn't have these checks as nothing in this package
	 * creates the files that are checked
	 */
	idmapd_check();

	if (num_flavour == 0)
		pseudoflavour[num_flavour++] = AUTH_UNIX;
	else {
		/*
		 * ditto with rpc.gssd daemon
		 */
		gssd_check();
	}
#endif
	data.auth_flavourlen = num_flavour;
	data.auth_flavours = pseudoflavour;

	data.client_addr.data = ip_addr;
	data.client_addr.len = strlen(ip_addr);

	data.mnt_path.data = dirname;
	data.mnt_path.len = strlen(dirname);

	data.hostname.data = hostname;
	data.hostname.len = strlen(hostname);
	data.host_addr = (struct sockaddr *)&server_addr;
	data.host_addrlen = sizeof(server_addr);

#ifdef NFS_MOUNT_DEBUG
	printf(_("rsize = %d, wsize = %d, timeo = %d, retrans = %d\n"),
	       data.rsize, data.wsize, data.timeo, data.retrans);
	printf(_("acreg (min, max) = (%d, %d), acdir (min, max) = (%d, %d)\n"),
	       data.acregmin, data.acregmax, data.acdirmin, data.acdirmax);
	printf(_("port = %d, bg = %d, retry = %d, flags = %.8x\n"),
	       ntohs(server_addr.sin_port), bg, retry, data.flags);
	printf(_("soft = %d, intr = %d, nocto = %d, noac = %d, "
	       "nosharecache = %d\n"),
	       (data.flags & NFS4_MOUNT_SOFT) != 0,
	       (data.flags & NFS4_MOUNT_INTR) != 0,
	       (data.flags & NFS4_MOUNT_NOCTO) != 0,
	       (data.flags & NFS4_MOUNT_NOAC) != 0,
	       (data.flags & NFS4_MOUNT_UNSHARED) != 0);

	if (num_flavour > 0) {
		int pf_cnt, i;

		printf(_("sec = "));
		for (pf_cnt = 0; pf_cnt < num_flavour; pf_cnt++) {
			for (i = 0; i < flav_map_size; i++) {
				if (flav_map[i].fnum == pseudoflavour[pf_cnt]) {
					printf("%s", flav_map[i].flavour);
					break;
				}
			}
			printf("%s", (pf_cnt < num_flavour-1) ? ":" : "\n");
		}
	}
	printf(_("proto = %s\n"), (data.proto == IPPROTO_TCP) ? _("tcp") : _("udp"));
#endif

	timeout = time(NULL) + 60 * retry;
	data.version = NFS4_MOUNT_VERSION;
	for (;;) {
		if (verbose) {
			printf(_("%s: pinging: prog %d vers %d prot %s port %d\n"),
				progname, NFS_PROGRAM, 4,
				data.proto == IPPROTO_UDP ? "udp" : "tcp",
				ntohs(server_addr.sin_port));
		}
		client_addr.sin_family = 0;
		client_addr.sin_addr.s_addr = 0;
		clnt_ping(&server_addr, NFS_PROGRAM, 4, data.proto, &client_addr);
		if (rpc_createerr.cf_stat == RPC_SUCCESS) {
			if (!ip_addr_in_opts &&
			    client_addr.sin_family != 0 &&
			    client_addr.sin_addr.s_addr != 0) {
				snprintf(ip_addr, sizeof(ip_addr), "%s",
					 inet_ntoa(client_addr.sin_addr));
				data.client_addr.len = strlen(ip_addr);
			}
			break;
		}

		switch(rpc_createerr.cf_stat){
		case RPC_TIMEDOUT:
			break;
		case RPC_SYSTEMERROR:
			if (errno == ETIMEDOUT)
				break;
		default:
			rpc_mount_errors(hostname, 0, bg);
			goto fail;
		}

		if (bg && !running_bg) {
			if (retry > 0)
				retval = EX_BG;
			goto fail;
		}

		t = time(NULL);
		if (t >= timeout) {
			rpc_mount_errors(hostname, 0, bg);
			goto fail;
		}
		rpc_mount_errors(hostname, 1, bg);
		continue;
	}

	if (!fake) {
		if (mount(spec, node, "nfs4",
				flags & ~(MS_USER|MS_USERS), &data)) {
			mount_error(spec, node, errno);
			goto fail;
		}
	}

	return EX_SUCCESS;

fail:
	return retval;
}
예제 #3
0
int
nfsmount(const char *spec, const char *node, int flags,
	 char **extra_opts, int fake, int running_bg)
{
	char hostdir[1024];
	char *hostname, *dirname, *old_opts, *mounthost = NULL;
	char new_opts[1024], cbuf[1024];
	static struct nfs_mount_data data;
	int val;
	static int doonce = 0;

	clnt_addr_t mnt_server = { &mounthost, };
	clnt_addr_t nfs_server = { &hostname, };
	struct sockaddr_in *nfs_saddr = &nfs_server.saddr;
	struct pmap  *mnt_pmap = &mnt_server.pmap,
		     *nfs_pmap = &nfs_server.pmap;
	struct pmap  save_mnt, save_nfs;

	int fsock = -1;

	mntres_t mntres;

	struct stat statbuf;
	char *s;
	int bg, retry;
	int retval = EX_FAIL;
	time_t t;
	time_t prevt;
	time_t timeout;

	if (strlen(spec) >= sizeof(hostdir)) {
		nfs_error(_("%s: excessively long host:dir argument"),
				progname);
		goto fail;
	}
	strcpy(hostdir, spec);
	if ((s = strchr(hostdir, ':'))) {
		hostname = hostdir;
		dirname = s + 1;
		*s = '\0';
		/* Ignore all but first hostname in replicated mounts
		   until they can be fully supported. ([email protected]) */
		if ((s = strchr(hostdir, ','))) {
			*s = '\0';
			nfs_error(_("%s: warning: "
				  "multiple hostnames not supported"),
					progname);
		}
	} else {
		nfs_error(_("%s: directory to mount not in host:dir format"),
				progname);
		goto fail;
	}

	if (!nfs_gethostbyname(hostname, nfs_saddr))
		goto fail;
	mounthost = hostname;
	memcpy (&mnt_server.saddr, nfs_saddr, sizeof (mnt_server.saddr));

	/* add IP address to mtab options for use when unmounting */

	s = inet_ntoa(nfs_saddr->sin_addr);
	old_opts = *extra_opts;
	if (!old_opts)
		old_opts = "";

	/* Set default options.
	 * rsize/wsize (and bsize, for ver >= 3) are left 0 in order to
	 * let the kernel decide.
	 * timeo is filled in after we know whether it'll be TCP or UDP. */
	memset(&data, 0, sizeof(data));
	data.acregmin	= 3;
	data.acregmax	= 60;
	data.acdirmin	= 30;
	data.acdirmax	= 60;
#if NFS_MOUNT_VERSION >= 2
	data.namlen	= NAME_MAX;
#endif

	bg = 0;
	retry = -1;

	memset(mnt_pmap, 0, sizeof(*mnt_pmap));
	mnt_pmap->pm_prog = MOUNTPROG;
	memset(nfs_pmap, 0, sizeof(*nfs_pmap));
	nfs_pmap->pm_prog = NFS_PROGRAM;

	/* parse options */
	new_opts[0] = 0;
	if (!parse_options(old_opts, &data, &bg, &retry, &mnt_server, &nfs_server,
			   new_opts, sizeof(new_opts)))
		goto fail;
	if (!nfsmnt_check_compat(nfs_pmap, mnt_pmap))
		goto fail;

	if (retry == -1) {
		if (bg)
			retry = 10000;	/* 10000 mins == ~1 week*/
		else
			retry = 2;	/* 2 min default on fg mounts */
	}

#ifdef NFS_MOUNT_DEBUG
	printf(_("rsize = %d, wsize = %d, timeo = %d, retrans = %d\n"),
	       data.rsize, data.wsize, data.timeo, data.retrans);
	printf(_("acreg (min, max) = (%d, %d), acdir (min, max) = (%d, %d)\n"),
	       data.acregmin, data.acregmax, data.acdirmin, data.acdirmax);
	printf(_("port = %lu, bg = %d, retry = %d, flags = %.8x\n"),
	       nfs_pmap->pm_port, bg, retry, data.flags);
	printf(_("mountprog = %lu, mountvers = %lu, nfsprog = %lu, nfsvers = %lu\n"),
	       mnt_pmap->pm_prog, mnt_pmap->pm_vers,
	       nfs_pmap->pm_prog, nfs_pmap->pm_vers);
	printf(_("soft = %d, intr = %d, posix = %d, nocto = %d, noac = %d"),
	       (data.flags & NFS_MOUNT_SOFT) != 0,
	       (data.flags & NFS_MOUNT_INTR) != 0,
	       (data.flags & NFS_MOUNT_POSIX) != 0,
	       (data.flags & NFS_MOUNT_NOCTO) != 0,
	       (data.flags & NFS_MOUNT_NOAC) != 0);
#if NFS_MOUNT_VERSION >= 2
	printf(_(", tcp = %d"),
	       (data.flags & NFS_MOUNT_TCP) != 0);
#endif
#if NFS_MOUNT_VERSION >= 4
	printf(_(", noacl = %d"), (data.flags & NFS_MOUNT_NOACL) != 0);
#endif
#if NFS_MOUNT_VERSION >= 5
	printf(_(", sec = %u"), data.pseudoflavor);
	printf(_(", readdirplus = %d"), (data.flags & NFS_MOUNT_NORDIRPLUS) != 0);
#endif
	printf("\n");
#endif

	data.version = nfs_mount_data_version;

	if (flags & MS_REMOUNT)
		goto out_ok;

	/* create mount deamon client */

	/*
	 * The following loop implements the mount retries. On the first
	 * call, "running_bg" is 0. When the mount times out, and the
	 * "bg" option is set, the exit status EX_BG will be returned.
	 * For a backgrounded mount, there will be a second call by the
	 * child process with "running_bg" set to 1.
	 *
	 * The case where the mount point is not present and the "bg"
	 * option is set, is treated as a timeout. This is done to
	 * support nested mounts.
	 *
	 * The "retry" count specified by the user is the number of
	 * minutes to retry before giving up.
	 *
	 * Only the first error message will be displayed.
	 */
	timeout = time(NULL) + 60 * retry;
	prevt = 0;
	t = 30;
	val = 1;

	memcpy(&save_nfs, nfs_pmap, sizeof(save_nfs));
	memcpy(&save_mnt, mnt_pmap, sizeof(save_mnt));
	for (;;) {
		if (bg && stat(node, &statbuf) == -1) {
			/* no mount point yet - sleep */
			if (running_bg) {
				sleep(val);	/* 1, 2, 4, 8, 16, 30, ... */
				val *= 2;
				if (val > 30)
					val = 30;
			}
		} else {
			int stat;
			/* be careful not to use too many CPU cycles */
			if (t - prevt < 30)
				sleep(30);

			stat = nfs_call_mount(&mnt_server, &nfs_server,
					      &dirname, &mntres);
			if (stat)
				break;
			memcpy(nfs_pmap, &save_nfs, sizeof(*nfs_pmap));
			memcpy(mnt_pmap, &save_mnt, sizeof(*mnt_pmap));
			prevt = t;
		}
		if (!bg) {
			switch(rpc_createerr.cf_stat){
			case RPC_TIMEDOUT:
				break;
			case RPC_SYSTEMERROR:
				if (errno == ETIMEDOUT)
					break;
			default:
				rpc_mount_errors(*nfs_server.hostname, 0, bg);
		        goto fail;
			}
			t = time(NULL);
			if (t >= timeout) {
				rpc_mount_errors(*nfs_server.hostname, 0, bg);
				goto fail;
			}
			rpc_mount_errors(*nfs_server.hostname, 1, bg);
			continue;
		}
		if (!running_bg) {
			if (retry > 0)
				retval = EX_BG;
			goto fail;
		}
		t = time(NULL);
		if (t >= timeout) {
			rpc_mount_errors(*nfs_server.hostname, 0, bg);
			goto fail;
		}
		if (doonce++ < 1)
			rpc_mount_errors(*nfs_server.hostname, 1, bg);
	}

	if (mnt_pmap->pm_vers <= 2) {
		if (mntres.nfsv2.fhs_status != 0) {
			nfs_error(_("%s: %s:%s failed, reason given by server: %s"),
					progname, hostname, dirname,
					nfs_strerror(mntres.nfsv2.fhs_status));
			goto fail;
		}
		memcpy(data.root.data,
		       (char *) mntres.nfsv2.fhstatus_u.fhs_fhandle,
		       NFS_FHSIZE);
#if NFS_MOUNT_VERSION >= 4
		data.root.size = NFS_FHSIZE;
		memcpy(data.old_root.data,
		       (char *) mntres.nfsv2.fhstatus_u.fhs_fhandle,
		       NFS_FHSIZE);
#endif
	} else {
#if NFS_MOUNT_VERSION >= 4
		mountres3_ok *mountres;
		fhandle3 *fhandle;
		int i,  n_flavors, *flavor, yum = 0;
		if (mntres.nfsv3.fhs_status != 0) {
			nfs_error(_("%s: %s:%s failed, reason given by server: %s"),
					progname, hostname, dirname,
					nfs_strerror(mntres.nfsv3.fhs_status));
			goto fail;
		}
#if NFS_MOUNT_VERSION >= 5
		mountres = &mntres.nfsv3.mountres3_u.mountinfo;
		n_flavors = mountres->auth_flavors.auth_flavors_len;
		if (n_flavors <= 0)
			goto noauth_flavors;

		flavor = mountres->auth_flavors.auth_flavors_val;
		for (i = 0; i < n_flavors; ++i) {
			/*
			 * Per RFC2623, section 2.7, we should prefer the
			 * flavour listed first.
			 * If no flavour requested, use the first simple
			 * flavour that is offered.
			 */
			if (! (data.flags & NFS_MOUNT_SECFLAVOUR) &&
			    (flavor[i] == AUTH_SYS ||
			     flavor[i] == AUTH_NONE)) {
				data.pseudoflavor = flavor[i];
				data.flags |= NFS_MOUNT_SECFLAVOUR;
			}
			if (flavor[i] == data.pseudoflavor)
				yum = 1;
#ifdef NFS_MOUNT_DEBUG
			printf(_("auth flavor %d: %d\n"), i, flavor[i]);
#endif
		}
		if (!yum) {
			nfs_error(_("%s: %s:%s failed, security flavor "
					"not supported"),
					progname, hostname, dirname);
			/* server has registered us in rmtab, send umount */
			nfs_call_umount(&mnt_server, &dirname);
			goto fail;
		}
noauth_flavors:
#endif
		fhandle = &mntres.nfsv3.mountres3_u.mountinfo.fhandle;
		memset(data.old_root.data, 0, NFS_FHSIZE);
		memset(&data.root, 0, sizeof(data.root));
		data.root.size = fhandle->fhandle3_len;
		memcpy(data.root.data,
		       (char *) fhandle->fhandle3_val,
		       fhandle->fhandle3_len);

		data.flags |= NFS_MOUNT_VER3;
#endif
	}

	if (nfs_mount_data_version == 1) {
		/* create nfs socket for kernel */
		if (nfs_pmap->pm_prot == IPPROTO_TCP)
			fsock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
		else
			fsock = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
		if (fsock < 0) {
			perror(_("nfs socket"));
			goto fail;
		}
		if (bindresvport(fsock, 0) < 0) {
			perror(_("nfs bindresvport"));
			goto fail;
		}
	}

#ifdef NFS_MOUNT_DEBUG
	printf(_("using port %lu for nfs deamon\n"), nfs_pmap->pm_port);
#endif
	nfs_saddr->sin_port = htons(nfs_pmap->pm_port);
	/*
	 * connect() the socket for kernels 1.3.10 and below only,
	 * to avoid problems with multihomed hosts.
	 * --Swen
	 */
	if (linux_version_code() <= MAKE_VERSION(1, 3, 10) && fsock != -1
	    && connect(fsock, (struct sockaddr *) nfs_saddr,
		       sizeof (*nfs_saddr)) < 0) {
		perror(_("nfs connect"));
		goto fail;
	}

#if NFS_MOUNT_VERSION >= 2
	if (nfs_pmap->pm_prot == IPPROTO_TCP)
		data.flags |= NFS_MOUNT_TCP;
	else
		data.flags &= ~NFS_MOUNT_TCP;
#endif

	/* prepare data structure for kernel */

	data.fd = fsock;
	memcpy((char *) &data.addr, (char *) nfs_saddr, sizeof(data.addr));
	strncpy(data.hostname, hostname, sizeof(data.hostname));

 out_ok:
	/* Ensure we have enough padding for the following strcat()s */
	if (strlen(new_opts) + strlen(s) + 30 >= sizeof(new_opts)) {
		nfs_error(_("%s: excessively long option argument"),
				progname);
		goto fail;
	}

	snprintf(cbuf, sizeof(cbuf)-1, "addr=%s", s);
	strcat(new_opts, cbuf);

	*extra_opts = xstrdup(new_opts);

	if (!fake && !(data.flags & NFS_MOUNT_NONLM)) {
		if (!start_statd()) {
			nfs_error(_("%s: rpc.statd is not running but is "
				"required for remote locking.\n"
				"   Either use '-o nolock' to keep "
				"locks local, or start statd."),
					progname);
			goto fail;
		}
	}

	if (!fake) {
		if (mount(spec, node, "nfs",
				flags & ~(MS_USER|MS_USERS), &data)) {
			mount_error(spec, node, errno);
			goto fail;
		}
	}

	return EX_SUCCESS;

	/* abort */
 fail:
	if (fsock != -1)
		close(fsock);
	return retval;
}