2 * Copyright (c) 2000-2002, Boris Popov
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Boris Popov.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * $Id: mount_smbfs.c,v 1.17 2002/04/10 04:17:51 bp Exp $
35 #include <sys/param.h>
37 #include <sys/errno.h>
38 #include <sys/linker.h>
39 #include <sys/mount.h>
53 #include <netsmb/smb.h>
54 #include <netsmb/smb_conn.h>
55 #include <netsmb/smb_lib.h>
57 #include <fs/smbfs/smbfs.h>
61 static char mount_point[MAXPATHLEN + 1];
62 static void usage(void);
64 static struct mntopt mopts[] = {
69 static char smbfs_vfsname[] = "smbfs";
72 main(int argc, char *argv[])
76 struct smb_ctx sctx, *ctx = &sctx;
79 extern void dropsuid();
80 extern int loadsmbvfs();
85 int opt, error, mntflags, caseopt, dev;
88 mode_t dir_mode, file_mode;
89 char errmsg[255] = { 0 };
104 if (strcmp(argv[1], "-h") == 0) {
112 error = loadsmbvfs();
114 error = getvfsbyname(smbfs_vfsname, &vfc);
116 if (kldload(smbfs_vfsname) < 0)
117 err(EX_OSERR, "kldload(%s)", smbfs_vfsname);
118 error = getvfsbyname(smbfs_vfsname, &vfc);
122 errx(EX_OSERR, "SMB filesystem is not available");
124 if (smb_lib_init() != 0)
127 mntflags = error = 0;
129 caseopt = SMB_CS_NONE;
131 if (smb_ctx_init(ctx, argc, argv, SMBL_SHARE, SMBL_SHARE, SMB_ST_DISK) != 0)
133 if (smb_ctx_readrc(ctx) != 0)
138 while ((opt = getopt(argc, argv, STDPARAM_OPT"c:d:f:g:l:n:o:u:w:")) != -1) {
141 error = smb_ctx_opt(ctx, opt, optarg);
148 pwd = isdigit(optarg[0]) ?
149 getpwuid(atoi(optarg)) : getpwnam(optarg);
151 errx(EX_NOUSER, "unknown user '%s'", optarg);
158 grp = isdigit(optarg[0]) ?
159 getgrgid(atoi(optarg)) : getgrnam(optarg);
161 errx(EX_NOUSER, "unknown group '%s'", optarg);
167 dir_mode = strtol(optarg, &next, 8);
168 if (errno || *next != 0)
169 errx(EX_DATAERR, "invalid value for directory mode");
173 file_mode = strtol(optarg, &next, 8);
174 if (errno || *next != 0)
175 errx(EX_DATAERR, "invalid value for file mode");
184 while ((nsp = strsep(&inp, ",;:")) != NULL) {
185 if (strcasecmp(nsp, "LONG") == 0) {
186 build_iovec(&iov, &iovlen,
190 "unknown suboption '%s'", nsp);
196 getmntopts(optarg, mopts, &mntflags, 0);
201 caseopt |= SMB_CS_LOWER;
204 caseopt |= SMB_CS_UPPER;
207 errx(EX_DATAERR, "invalid suboption '%c' for -c",
216 if (optind == argc - 2)
219 if (optind != argc - 1)
221 realpath(argv[optind], mount_point);
223 if (stat(mount_point, &st) == -1)
224 err(EX_OSERR, "could not find mount point %s", mount_point);
225 if (!S_ISDIR(st.st_mode)) {
227 err(EX_OSERR, "can't mount on %s", mount_point);
230 if (smb_getextattr(mount_point, &einfo) == 0)
231 errx(EX_OSERR, "can't mount on %s twice", mount_point);
233 if (uid == (uid_t)-1)
235 if (gid == (gid_t)-1)
238 file_mode = st.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO);
240 dir_mode = file_mode;
241 if (dir_mode & S_IRUSR)
243 if (dir_mode & S_IRGRP)
245 if (dir_mode & S_IROTH)
249 * For now, let connection be private for this mount
251 ctx->ct_ssn.ioc_opt |= SMBVOPT_PRIVATE;
252 ctx->ct_ssn.ioc_owner = ctx->ct_sh.ioc_owner = 0; /* root */
253 ctx->ct_ssn.ioc_group = ctx->ct_sh.ioc_group = gid;
255 if (dir_mode & S_IXGRP)
257 if (dir_mode & S_IXOTH)
259 ctx->ct_ssn.ioc_rights |= opt;
260 ctx->ct_sh.ioc_rights |= opt;
261 error = smb_ctx_resolve(ctx);
264 error = smb_ctx_lookup(ctx, SMBL_SHARE, SMBLK_CREATE);
271 build_iovec(&iov, &iovlen, "fstype", strdup("smbfs"), -1);
272 build_iovec(&iov, &iovlen, "fspath", mount_point, -1);
273 build_iovec_argf(&iov, &iovlen, "dev", "%d", dev);
274 build_iovec(&iov, &iovlen, "mountpoint", mount_point, -1);
275 build_iovec_argf(&iov, &iovlen, "uid", "%d", uid);
276 build_iovec_argf(&iov, &iovlen, "gid", "%d", gid);
277 build_iovec_argf(&iov, &iovlen, "file_mode", "%d", file_mode);
278 build_iovec_argf(&iov, &iovlen, "dir_mode", "%d", dir_mode);
279 build_iovec_argf(&iov, &iovlen, "caseopt", "%d", caseopt);
280 build_iovec(&iov, &iovlen, "errmsg", errmsg, sizeof errmsg);
282 error = nmount(iov, iovlen, mntflags);
285 smb_error("mount error: %s %s", error, mount_point, errmsg);
294 fprintf(stderr, "%s\n%s\n%s\n%s\n",
295 "usage: mount_smbfs [-E cs1:cs2] [-I host] [-L locale] [-M crights:srights]",
296 " [-N] [-O cowner:cgroup/sowner:sgroup] [-R retrycount]",
297 " [-T timeout] [-W workgroup] [-c case] [-d mode] [-f mode]",
298 " [-g gid] [-n opt] [-u uid] [-U username] //user@server/share node");