Commit | Line | Data |
---|---|---|
4ba29bcc | 1 | /* |
f58c02bf KM |
2 | * Copyright (c) 1980, 1989 The Regents of the University of California. |
3 | * All rights reserved. | |
4 | * | |
70ab3c27 | 5 | * %sccs.include.redist.c% |
4ba29bcc DF |
6 | */ |
7 | ||
8 | #ifndef lint | |
9 | char copyright[] = | |
f58c02bf | 10 | "@(#) Copyright (c) 1980, 1989 The Regents of the University of California.\n\ |
4ba29bcc | 11 | All rights reserved.\n"; |
f58c02bf | 12 | #endif /* not lint */ |
4ba29bcc | 13 | |
a3c5c1bf | 14 | #ifndef lint |
70ab3c27 | 15 | static char sccsid[] = "@(#)mount.c 5.37 (Berkeley) %G%"; |
f58c02bf | 16 | #endif /* not lint */ |
9dc9fb3d | 17 | |
c6534479 | 18 | #include "pathnames.h" |
7a6d69cb | 19 | #include <sys/param.h> |
f8836a3c | 20 | #include <sys/file.h> |
71799463 | 21 | #include <sys/time.h> |
c265c4cc | 22 | #include <sys/wait.h> |
a3c5c1bf | 23 | #include <fstab.h> |
78b57350 | 24 | #include <errno.h> |
f8836a3c | 25 | #include <stdio.h> |
053dae05 | 26 | #include <signal.h> |
38dde0cd | 27 | #include <string.h> |
71799463 KM |
28 | #include <sys/mount.h> |
29 | #ifdef NFS | |
30 | #include <sys/socket.h> | |
31 | #include <sys/socketvar.h> | |
32 | #include <netdb.h> | |
33 | #include <rpc/rpc.h> | |
34 | #include <rpc/pmap_clnt.h> | |
35 | #include <rpc/pmap_prot.h> | |
36 | #include <nfs/rpcv2.h> | |
37 | #include <nfs/nfsv2.h> | |
38 | #include <nfs/nfs.h> | |
39 | #endif | |
9dc9fb3d | 40 | |
8b5369dd KM |
41 | #define DEFAULT_ROOTUID -2 |
42 | ||
f8836a3c KB |
43 | #define BADTYPE(type) \ |
44 | (strcmp(type, FSTAB_RO) && strcmp(type, FSTAB_RW) && \ | |
45 | strcmp(type, FSTAB_RQ)) | |
46 | #define SETTYPE(type) \ | |
47 | (!strcmp(type, FSTAB_RW) || !strcmp(type, FSTAB_RQ)) | |
9dc9fb3d | 48 | |
169158fc | 49 | int fake, verbose, updateflg, mnttype; |
f58c02bf | 50 | char *mntname, **envp; |
59931427 | 51 | char **vfslist, **makevfslist(); |
c6534479 | 52 | |
71799463 KM |
53 | #ifdef NFS |
54 | int xdr_dir(), xdr_fh(); | |
edac6b76 | 55 | char *getnfsargs(); |
b990e389 KM |
56 | struct nfs_args nfsdefargs = { |
57 | (struct sockaddr *)0, | |
58 | SOCK_DGRAM, | |
59 | 0, | |
71799463 KM |
60 | (nfsv2fh_t *)0, |
61 | 0, | |
62 | NFS_WSIZE, | |
63 | NFS_RSIZE, | |
64 | NFS_TIMEO, | |
65 | NFS_RETRANS, | |
66 | (char *)0, | |
67 | }; | |
68 | ||
69 | struct nfhret { | |
70 | u_long stat; | |
71 | nfsv2fh_t nfh; | |
72 | }; | |
59931427 KM |
73 | #define DEF_RETRY 10000 |
74 | int retrycnt; | |
71799463 KM |
75 | #define BGRND 1 |
76 | #define ISBGRND 2 | |
77 | int opflags = 0; | |
78 | #endif | |
62c2bd36 | 79 | |
c6534479 | 80 | main(argc, argv, arge) |
62c2bd36 BJ |
81 | int argc; |
82 | char **argv; | |
c6534479 | 83 | char **arge; |
9dc9fb3d | 84 | { |
f8836a3c KB |
85 | extern char *optarg; |
86 | extern int optind; | |
f8836a3c | 87 | register struct fstab *fs; |
053dae05 | 88 | int all, ch, rval, flags, ret, pid, i; |
edac6b76 | 89 | long mntsize; |
9965791c | 90 | struct statfs *mntbuf, *getmntpt(); |
c6534479 | 91 | char *type, *options = NULL; |
053dae05 | 92 | FILE *pidfile; |
f8836a3c | 93 | |
c6534479 | 94 | envp = arge; |
f8836a3c KB |
95 | all = 0; |
96 | type = NULL; | |
71799463 | 97 | mnttype = MOUNT_UFS; |
f58c02bf | 98 | mntname = "ufs"; |
169158fc | 99 | while ((ch = getopt(argc, argv, "afrwuvt:o:")) != EOF) |
f8836a3c KB |
100 | switch((char)ch) { |
101 | case 'a': | |
102 | all = 1; | |
103 | break; | |
104 | case 'f': | |
105 | fake = 1; | |
106 | break; | |
107 | case 'r': | |
7a6d69cb | 108 | type = FSTAB_RO; |
f8836a3c | 109 | break; |
169158fc | 110 | case 'u': |
b5cedeb3 | 111 | updateflg = MNT_UPDATE; |
169158fc | 112 | break; |
f8836a3c KB |
113 | case 'v': |
114 | verbose = 1; | |
115 | break; | |
116 | case 'w': | |
117 | type = FSTAB_RW; | |
118 | break; | |
71799463 | 119 | case 'o': |
c6534479 | 120 | options = optarg; |
71799463 | 121 | break; |
c6534479 | 122 | case 't': |
59931427 | 123 | vfslist = makevfslist(optarg); |
f58c02bf KM |
124 | mnttype = getmnttype(optarg); |
125 | break; | |
f8836a3c KB |
126 | case '?': |
127 | default: | |
128 | usage(); | |
c6534479 | 129 | /* NOTREACHED */ |
df611cb9 | 130 | } |
f8836a3c KB |
131 | argc -= optind; |
132 | argv += optind; | |
133 | ||
134 | /* NOSTRICT */ | |
f8836a3c | 135 | |
df611cb9 | 136 | if (all) { |
a15efba1 | 137 | rval = 0; |
169158fc | 138 | while (fs = getfsent()) { |
499c04f5 KB |
139 | if (BADTYPE(fs->fs_type)) |
140 | continue; | |
fd8bfbc5 | 141 | if (badvfsname(fs->fs_vfstype, vfslist)) |
59931427 | 142 | continue; |
499c04f5 KB |
143 | /* `/' is special, it's always mounted */ |
144 | if (!strcmp(fs->fs_file, "/")) | |
b5cedeb3 | 145 | flags = MNT_UPDATE; |
169158fc KM |
146 | else |
147 | flags = updateflg; | |
148 | mnttype = getmnttype(fs->fs_vfstype); | |
149 | rval |= mountfs(fs->fs_spec, fs->fs_file, flags, | |
150 | type, options, fs->fs_mntops); | |
499c04f5 | 151 | } |
5ad3e76c | 152 | exit(rval); |
9dc9fb3d | 153 | } |
f8836a3c KB |
154 | |
155 | if (argc == 0) { | |
156 | if (verbose || fake || type) | |
157 | usage(); | |
f1d59f64 | 158 | if ((mntsize = getmntinfo(&mntbuf, MNT_NOWAIT)) == 0) { |
c64e24b9 KM |
159 | fprintf(stderr, |
160 | "mount: cannot get mount information\n"); | |
edac6b76 KM |
161 | exit(1); |
162 | } | |
fd8bfbc5 KM |
163 | for (i = 0; i < mntsize; i++) { |
164 | if (badvfstype(mntbuf[i].f_type, vfslist)) | |
165 | continue; | |
edac6b76 | 166 | prmount(mntbuf[i].f_mntfromname, mntbuf[i].f_mntonname, |
b5ce7fc9 | 167 | mntbuf[i].f_flags); |
fd8bfbc5 | 168 | } |
7a6d69cb SL |
169 | exit(0); |
170 | } | |
f8836a3c | 171 | |
9965791c KM |
172 | if (argc == 1 && updateflg) { |
173 | if ((mntbuf = getmntpt(*argv)) == NULL) { | |
174 | fprintf(stderr, | |
175 | "mount: unknown special file or file system %s.\n", | |
176 | *argv); | |
177 | exit(1); | |
178 | } | |
179 | mnttype = mntbuf->f_type; | |
cc93e56b KM |
180 | if (!strcmp(mntbuf->f_mntfromname, "root_device")) { |
181 | fs = getfsfile("/"); | |
182 | strcpy(mntbuf->f_mntfromname, fs->fs_spec); | |
183 | } | |
053dae05 | 184 | ret = mountfs(mntbuf->f_mntfromname, mntbuf->f_mntonname, |
0e2d72b2 | 185 | updateflg, type, options, (char *)NULL); |
053dae05 | 186 | } else if (argc == 1) { |
f8836a3c KB |
187 | if (!(fs = getfsfile(*argv)) && !(fs = getfsspec(*argv))) { |
188 | fprintf(stderr, | |
189 | "mount: unknown special file or file system %s.\n", | |
190 | *argv); | |
191 | exit(1); | |
192 | } | |
193 | if (BADTYPE(fs->fs_type)) { | |
194 | fprintf(stderr, | |
195 | "mount: %s has unknown file system type.\n", *argv); | |
196 | exit(1); | |
197 | } | |
169158fc | 198 | mnttype = getmnttype(fs->fs_vfstype); |
053dae05 KM |
199 | ret = mountfs(fs->fs_spec, fs->fs_file, updateflg, |
200 | type, options, fs->fs_mntops); | |
201 | } else if (argc != 2) { | |
f8836a3c | 202 | usage(); |
053dae05 KM |
203 | ret = 1; |
204 | } else { | |
0e2d72b2 KB |
205 | ret = mountfs(argv[0], argv[1], updateflg, type, options, |
206 | (char *)NULL); | |
053dae05 KM |
207 | } |
208 | if ((pidfile = fopen(_PATH_MOUNTDPID, "r")) != NULL) { | |
209 | pid = 0; | |
210 | fscanf(pidfile, "%d", &pid); | |
211 | fclose(pidfile); | |
212 | if (pid > 0) | |
213 | kill(pid, SIGHUP); | |
214 | } | |
215 | exit (ret); | |
7a6d69cb SL |
216 | } |
217 | ||
169158fc | 218 | mountfs(spec, name, flags, type, options, mntopts) |
c6534479 | 219 | char *spec, *name, *type, *options, *mntopts; |
169158fc | 220 | int flags; |
9dc9fb3d | 221 | { |
f8836a3c | 222 | extern int errno; |
0e2d72b2 KB |
223 | union wait status; |
224 | pid_t pid; | |
225 | int argc, i; | |
e2b196df | 226 | struct ufs_args args; |
b990e389 | 227 | struct nfs_args nfsargs; |
c6534479 | 228 | char *argp, *argv[50]; |
f58c02bf | 229 | char execname[MAXPATHLEN + 1], flagval[12]; |
9dc9fb3d | 230 | |
b990e389 | 231 | nfsargs = nfsdefargs; |
b5ce7fc9 KM |
232 | if (mntopts) |
233 | getstdopts(mntopts, &flags); | |
169158fc KM |
234 | if (options) |
235 | getstdopts(options, &flags); | |
236 | if (type) | |
237 | getstdopts(type, &flags); | |
b5ce7fc9 KM |
238 | switch (mnttype) { |
239 | case MOUNT_UFS: | |
b5ce7fc9 KM |
240 | if (mntopts) |
241 | getufsopts(mntopts, &flags); | |
169158fc KM |
242 | if (options) |
243 | getufsopts(options, &flags); | |
b5ce7fc9 | 244 | args.fspec = spec; |
8b5369dd | 245 | args.exroot = DEFAULT_ROOTUID; |
b5cedeb3 KM |
246 | if (flags & MNT_RDONLY) |
247 | args.exflags = MNT_EXRDONLY; | |
053dae05 KM |
248 | else |
249 | args.exflags = 0; | |
b5ce7fc9 KM |
250 | argp = (caddr_t)&args; |
251 | break; | |
edac6b76 KM |
252 | |
253 | #ifdef NFS | |
b5ce7fc9 | 254 | case MOUNT_NFS: |
59931427 | 255 | retrycnt = DEF_RETRY; |
b5ce7fc9 | 256 | if (mntopts) |
169158fc KM |
257 | getnfsopts(mntopts, &nfsargs, &opflags, &retrycnt); |
258 | if (options) | |
259 | getnfsopts(options, &nfsargs, &opflags, &retrycnt); | |
b990e389 | 260 | if (argp = getnfsargs(spec, &nfsargs)) |
b5ce7fc9 KM |
261 | break; |
262 | return (1); | |
edac6b76 KM |
263 | #endif /* NFS */ |
264 | ||
b5ce7fc9 | 265 | case MOUNT_MFS: |
f58c02bf KM |
266 | default: |
267 | argv[0] = mntname; | |
ee64568e | 268 | argc = 1; |
f58c02bf KM |
269 | if (flags) { |
270 | argv[argc++] = "-F"; | |
271 | sprintf(flagval, "%d", flags); | |
272 | argv[argc++] = flagval; | |
273 | } | |
ee64568e KM |
274 | if (mntopts) |
275 | argc += getexecopts(mntopts, &argv[argc]); | |
169158fc KM |
276 | if (options) |
277 | argc += getexecopts(options, &argv[argc]); | |
b5ce7fc9 KM |
278 | argv[argc++] = spec; |
279 | argv[argc++] = name; | |
a72e836c | 280 | argv[argc++] = NULL; |
0b8ddb8f | 281 | sprintf(execname, "%s/mount_%s", _PATH_EXECDIR, mntname); |
b5ce7fc9 | 282 | if (verbose) { |
0e2d72b2 KB |
283 | (void)printf("exec: %s", execname); |
284 | for (i = 1; i < argc - 1; i++) | |
285 | (void)printf(" %s", argv[i]); | |
286 | (void)printf("\n"); | |
b5ce7fc9 KM |
287 | } |
288 | if (fake) | |
289 | break; | |
0e2d72b2 KB |
290 | if (pid = vfork()) { |
291 | if (pid == -1) { | |
f58c02bf | 292 | perror("mount: vfork starting file system"); |
b5ce7fc9 | 293 | return (1); |
c6534479 | 294 | } |
0e2d72b2 | 295 | if (waitpid(pid, &status, 0) != -1 && |
b5ce7fc9 KM |
296 | WIFEXITED(status) && |
297 | WEXITSTATUS(status) != 0) | |
298 | return (WEXITSTATUS(status)); | |
f58c02bf | 299 | spec = mntname; |
b5ce7fc9 KM |
300 | goto out; |
301 | } | |
f58c02bf | 302 | execve(execname, argv, envp); |
0b8ddb8f KM |
303 | fprintf(stderr, "mount: cannot exec %s for %s: ", |
304 | execname, name); | |
0e2d72b2 | 305 | perror((char *)NULL); |
b5ce7fc9 | 306 | exit (1); |
b5ce7fc9 | 307 | /* NOTREACHED */ |
edac6b76 | 308 | |
b5ce7fc9 KM |
309 | } |
310 | if (!fake && mount(mnttype, name, flags, argp)) { | |
311 | if (opflags & ISBGRND) | |
312 | exit(1); | |
313 | fprintf(stderr, "%s on %s: ", spec, name); | |
314 | switch (errno) { | |
315 | case EMFILE: | |
316 | fprintf(stderr, "Mount table full\n"); | |
317 | break; | |
318 | case EINVAL: | |
b5cedeb3 | 319 | if (flags & MNT_UPDATE) |
169158fc KM |
320 | fprintf(stderr, "Specified device does %s\n", |
321 | "not match mounted device"); | |
322 | else | |
323 | fprintf(stderr, "Bogus super block\n"); | |
324 | break; | |
325 | case EOPNOTSUPP: | |
326 | fprintf(stderr, "Operation not supported\n"); | |
b5ce7fc9 KM |
327 | break; |
328 | default: | |
329 | perror((char *)NULL); | |
330 | break; | |
df611cb9 | 331 | } |
b5ce7fc9 | 332 | return(1); |
7a6d69cb | 333 | } |
f8836a3c | 334 | |
c6534479 | 335 | out: |
7a6d69cb | 336 | if (verbose) |
b5ce7fc9 | 337 | prmount(spec, name, flags); |
f8836a3c | 338 | |
71799463 | 339 | if (opflags & ISBGRND) |
0e2d72b2 KB |
340 | exit(1); |
341 | return(0); | |
f8836a3c KB |
342 | } |
343 | ||
344 | static | |
b5ce7fc9 KM |
345 | prmount(spec, name, flags) |
346 | char *spec, *name; | |
0e2d72b2 | 347 | register short flags; |
f8836a3c | 348 | { |
0e2d72b2 | 349 | register int first; |
edac6b76 | 350 | |
71799463 KM |
351 | if (opflags & ISBGRND) |
352 | return; | |
0e2d72b2 KB |
353 | (void)printf("%s on %s", spec, name); |
354 | if (!(flags & MNT_VISFLAGMASK)) { | |
355 | (void)printf("\n"); | |
356 | return; | |
357 | } | |
358 | first = 0; | |
359 | #define PR(msg) (void)printf("%s%s", !first++ ? " (" : ", ", msg) | |
b5cedeb3 | 360 | if (flags & MNT_RDONLY) |
0e2d72b2 | 361 | PR("read-only"); |
b5cedeb3 | 362 | if (flags & MNT_NOEXEC) |
0e2d72b2 | 363 | PR("noexec"); |
b5cedeb3 | 364 | if (flags & MNT_NOSUID) |
0e2d72b2 | 365 | PR("nosuid"); |
b5cedeb3 | 366 | if (flags & MNT_NODEV) |
0e2d72b2 | 367 | PR("nodev"); |
b5cedeb3 | 368 | if (flags & MNT_SYNCHRONOUS) |
0e2d72b2 | 369 | PR("synchronous"); |
b5cedeb3 | 370 | if (flags & MNT_QUOTA) |
0e2d72b2 | 371 | PR("with quotas"); |
b5cedeb3 | 372 | if (flags & MNT_LOCAL) |
0e2d72b2 | 373 | PR("local"); |
b5cedeb3 KM |
374 | if (flags & MNT_EXPORTED) |
375 | if (flags & MNT_EXRDONLY) | |
0e2d72b2 | 376 | PR("NFS exported read-only"); |
cf907f61 | 377 | else |
0e2d72b2 KB |
378 | PR("NFS exported"); |
379 | (void)printf(")\n"); | |
f8836a3c KB |
380 | } |
381 | ||
c265c4cc KM |
382 | getmnttype(fstype) |
383 | char *fstype; | |
384 | { | |
385 | ||
f58c02bf | 386 | mntname = fstype; |
c265c4cc KM |
387 | if (!strcmp(fstype, "ufs")) |
388 | return (MOUNT_UFS); | |
389 | if (!strcmp(fstype, "nfs")) | |
390 | return (MOUNT_NFS); | |
391 | if (!strcmp(fstype, "mfs")) | |
392 | return (MOUNT_MFS); | |
393 | return (0); | |
394 | } | |
395 | ||
f8836a3c KB |
396 | usage() |
397 | { | |
e267d12c KM |
398 | |
399 | fprintf(stderr, "usage:\n mount %s %s\n mount %s\n mount %s\n", | |
400 | "[ -frwu ] [ -t nfs | ufs | external_type ]", | |
401 | "[ -o options ] special node", | |
402 | "[ -afrwu ] [ -t nfs | ufs | external_type ]", | |
403 | "[ -frwu ] special | node"); | |
f8836a3c | 404 | exit(1); |
9dc9fb3d | 405 | } |
71799463 | 406 | |
b5ce7fc9 KM |
407 | getstdopts(options, flagp) |
408 | char *options; | |
0e2d72b2 | 409 | int *flagp; |
b5ce7fc9 KM |
410 | { |
411 | register char *opt; | |
412 | int negative; | |
0e2d72b2 | 413 | char optbuf[BUFSIZ]; |
b5ce7fc9 | 414 | |
0e2d72b2 KB |
415 | (void)strcpy(optbuf, options); |
416 | for (opt = strtok(optbuf, ","); opt; opt = strtok((char *)NULL, ",")) { | |
b5ce7fc9 KM |
417 | if (opt[0] == 'n' && opt[1] == 'o') { |
418 | negative++; | |
419 | opt += 2; | |
420 | } else { | |
421 | negative = 0; | |
422 | } | |
169158fc | 423 | if (!negative && !strcasecmp(opt, FSTAB_RO)) { |
b5cedeb3 | 424 | *flagp |= MNT_RDONLY; |
169158fc KM |
425 | continue; |
426 | } | |
427 | if (!negative && !strcasecmp(opt, FSTAB_RW)) { | |
b5cedeb3 | 428 | *flagp &= ~MNT_RDONLY; |
169158fc KM |
429 | continue; |
430 | } | |
b5ce7fc9 KM |
431 | if (!strcasecmp(opt, "exec")) { |
432 | if (negative) | |
b5cedeb3 | 433 | *flagp |= MNT_NOEXEC; |
169158fc | 434 | else |
b5cedeb3 | 435 | *flagp &= ~MNT_NOEXEC; |
b5ce7fc9 KM |
436 | continue; |
437 | } | |
438 | if (!strcasecmp(opt, "suid")) { | |
439 | if (negative) | |
b5cedeb3 | 440 | *flagp |= MNT_NOSUID; |
169158fc | 441 | else |
b5cedeb3 | 442 | *flagp &= ~MNT_NOSUID; |
b5ce7fc9 KM |
443 | continue; |
444 | } | |
445 | if (!strcasecmp(opt, "dev")) { | |
446 | if (negative) | |
b5cedeb3 | 447 | *flagp |= MNT_NODEV; |
169158fc | 448 | else |
b5cedeb3 | 449 | *flagp &= ~MNT_NODEV; |
b5ce7fc9 KM |
450 | continue; |
451 | } | |
452 | if (!strcasecmp(opt, "synchronous")) { | |
453 | if (!negative) | |
b5cedeb3 | 454 | *flagp |= MNT_SYNCHRONOUS; |
169158fc | 455 | else |
b5cedeb3 | 456 | *flagp &= ~MNT_SYNCHRONOUS; |
b5ce7fc9 KM |
457 | continue; |
458 | } | |
459 | } | |
460 | } | |
461 | ||
0e2d72b2 | 462 | /* ARGSUSED */ |
c6534479 KM |
463 | getufsopts(options, flagp) |
464 | char *options; | |
0e2d72b2 | 465 | int *flagp; |
c6534479 | 466 | { |
c6534479 KM |
467 | return; |
468 | } | |
469 | ||
ee64568e | 470 | getexecopts(options, argv) |
c6534479 KM |
471 | char *options; |
472 | char **argv; | |
473 | { | |
474 | register int argc = 0; | |
475 | register char *opt; | |
c6534479 | 476 | |
0e2d72b2 | 477 | for (opt = strtok(options, ","); opt; opt = strtok((char *)NULL, ",")) { |
c6534479 KM |
478 | if (opt[0] != '-') |
479 | continue; | |
480 | argv[argc++] = opt; | |
481 | if (opt[2] == '\0' || opt[2] != '=') | |
482 | continue; | |
483 | opt[2] = '\0'; | |
484 | argv[argc++] = &opt[3]; | |
485 | } | |
486 | return (argc); | |
487 | } | |
c6534479 | 488 | |
9965791c KM |
489 | struct statfs * |
490 | getmntpt(name) | |
491 | char *name; | |
492 | { | |
493 | long mntsize; | |
494 | register long i; | |
495 | struct statfs *mntbuf; | |
496 | ||
f1d59f64 | 497 | mntsize = getmntinfo(&mntbuf, MNT_NOWAIT); |
9965791c KM |
498 | for (i = 0; i < mntsize; i++) { |
499 | if (!strcmp(mntbuf[i].f_mntfromname, name) || | |
500 | !strcmp(mntbuf[i].f_mntonname, name)) | |
501 | return (&mntbuf[i]); | |
502 | } | |
503 | return ((struct statfs *)0); | |
504 | } | |
505 | ||
59931427 KM |
506 | static int skipvfs; |
507 | ||
508 | badvfstype(vfstype, vfslist) | |
0e2d72b2 | 509 | short vfstype; |
fd8bfbc5 KM |
510 | char **vfslist; |
511 | { | |
512 | ||
513 | if (vfslist == 0) | |
514 | return(0); | |
515 | while (*vfslist) { | |
516 | if (vfstype == getmnttype(*vfslist)) | |
517 | return(skipvfs); | |
518 | vfslist++; | |
519 | } | |
520 | return (!skipvfs); | |
521 | } | |
522 | ||
523 | badvfsname(vfsname, vfslist) | |
524 | char *vfsname; | |
59931427 KM |
525 | char **vfslist; |
526 | { | |
527 | ||
528 | if (vfslist == 0) | |
529 | return(0); | |
530 | while (*vfslist) { | |
fd8bfbc5 | 531 | if (strcmp(vfsname, *vfslist) == 0) |
59931427 KM |
532 | return(skipvfs); |
533 | vfslist++; | |
534 | } | |
535 | return (!skipvfs); | |
536 | } | |
537 | ||
538 | char ** | |
539 | makevfslist(fslist) | |
540 | char *fslist; | |
541 | { | |
542 | register char **av, *nextcp; | |
543 | register int i; | |
59931427 KM |
544 | |
545 | if (fslist == NULL) | |
546 | return (NULL); | |
547 | if (fslist[0] == 'n' && fslist[1] == 'o') { | |
548 | fslist += 2; | |
549 | skipvfs = 1; | |
550 | } | |
551 | for (i = 0, nextcp = fslist; *nextcp; nextcp++) | |
552 | if (*nextcp == ',') | |
553 | i++; | |
0e2d72b2 | 554 | av = (char **)malloc((size_t)(i+2) * sizeof(char *)); |
59931427 KM |
555 | if (av == NULL) |
556 | return (NULL); | |
557 | nextcp = fslist; | |
558 | i = 0; | |
559 | av[i++] = nextcp; | |
560 | while (nextcp = index(nextcp, ',')) { | |
561 | *nextcp++ = '\0'; | |
562 | av[i++] = nextcp; | |
563 | } | |
564 | av[i++] = 0; | |
565 | return (av); | |
566 | } | |
567 | ||
71799463 | 568 | #ifdef NFS |
c6534479 KM |
569 | /* |
570 | * Handle the getoption arg. | |
571 | * Essentially update "opflags", "retrycnt" and "nfsargs" | |
572 | */ | |
573 | getnfsopts(optarg, nfsargsp, opflagsp, retrycntp) | |
574 | char *optarg; | |
575 | struct nfs_args *nfsargsp; | |
576 | int *opflagsp; | |
577 | int *retrycntp; | |
578 | { | |
579 | register char *cp, *nextcp; | |
580 | int num; | |
581 | char *nump; | |
582 | ||
583 | cp = optarg; | |
584 | while (cp != NULL && *cp != '\0') { | |
585 | if ((nextcp = index(cp, ',')) != NULL) | |
586 | *nextcp++ = '\0'; | |
587 | if ((nump = index(cp, '=')) != NULL) { | |
588 | *nump++ = '\0'; | |
589 | num = atoi(nump); | |
590 | } else | |
591 | num = -1; | |
592 | /* | |
593 | * Just test for a string match and do it | |
594 | */ | |
595 | if (!strcmp(cp, "bg")) { | |
596 | *opflagsp |= BGRND; | |
597 | } else if (!strcmp(cp, "soft")) { | |
598 | nfsargsp->flags |= NFSMNT_SOFT; | |
599 | } else if (!strcmp(cp, "intr")) { | |
600 | nfsargsp->flags |= NFSMNT_INT; | |
b990e389 KM |
601 | } else if (!strcmp(cp, "tcp")) { |
602 | nfsargsp->sotype = SOCK_STREAM; | |
603 | } else if (!strcmp(cp, "noconn")) { | |
604 | nfsargsp->flags |= NFSMNT_NOCONN; | |
c6534479 KM |
605 | } else if (!strcmp(cp, "retry") && num > 0) { |
606 | *retrycntp = num; | |
607 | } else if (!strcmp(cp, "rsize") && num > 0) { | |
608 | nfsargsp->rsize = num; | |
609 | nfsargsp->flags |= NFSMNT_RSIZE; | |
610 | } else if (!strcmp(cp, "wsize") && num > 0) { | |
611 | nfsargsp->wsize = num; | |
612 | nfsargsp->flags |= NFSMNT_WSIZE; | |
613 | } else if (!strcmp(cp, "timeo") && num > 0) { | |
614 | nfsargsp->timeo = num; | |
615 | nfsargsp->flags |= NFSMNT_TIMEO; | |
616 | } else if (!strcmp(cp, "retrans") && num > 0) { | |
617 | nfsargsp->retrans = num; | |
618 | nfsargsp->flags |= NFSMNT_RETRANS; | |
619 | } | |
620 | cp = nextcp; | |
621 | } | |
622 | } | |
623 | ||
edac6b76 | 624 | char * |
b990e389 | 625 | getnfsargs(spec, nfsargsp) |
edac6b76 | 626 | char *spec; |
b990e389 | 627 | struct nfs_args *nfsargsp; |
edac6b76 | 628 | { |
4bf6a19a | 629 | extern int errno; |
edac6b76 KM |
630 | register CLIENT *clp; |
631 | struct hostent *hp; | |
6f3b5a89 | 632 | static struct sockaddr_in saddr; |
edac6b76 KM |
633 | struct timeval pertry, try; |
634 | enum clnt_stat clnt_stat; | |
635 | int so = RPC_ANYSOCK; | |
636 | char *hostp, *delimp; | |
637 | u_short tport; | |
6f3b5a89 KM |
638 | static struct nfhret nfhret; |
639 | static char nam[MNAMELEN + 1]; | |
edac6b76 KM |
640 | |
641 | strncpy(nam, spec, MNAMELEN); | |
642 | nam[MNAMELEN] = '\0'; | |
643 | if ((delimp = index(spec, '@')) != NULL) { | |
644 | hostp = delimp + 1; | |
645 | } else if ((delimp = index(spec, ':')) != NULL) { | |
646 | hostp = spec; | |
647 | spec = delimp + 1; | |
648 | } else { | |
649 | fprintf(stderr, | |
650 | "No <host>:<dirpath> or <dirpath>@<host> spec\n"); | |
651 | return (0); | |
652 | } | |
653 | *delimp = '\0'; | |
654 | if ((hp = gethostbyname(hostp)) == NULL) { | |
655 | fprintf(stderr, "Can't get net id for host\n"); | |
656 | return (0); | |
657 | } | |
658 | bcopy(hp->h_addr, (caddr_t)&saddr.sin_addr, hp->h_length); | |
659 | nfhret.stat = EACCES; /* Mark not yet successful */ | |
660 | while (retrycnt > 0) { | |
661 | saddr.sin_family = AF_INET; | |
662 | saddr.sin_port = htons(PMAPPORT); | |
663 | if ((tport = pmap_getport(&saddr, RPCPROG_NFS, | |
664 | NFS_VER2, IPPROTO_UDP)) == 0) { | |
665 | if ((opflags & ISBGRND) == 0) | |
666 | clnt_pcreateerror("NFS Portmap"); | |
667 | } else { | |
668 | saddr.sin_port = 0; | |
669 | pertry.tv_sec = 10; | |
670 | pertry.tv_usec = 0; | |
671 | if ((clp = clntudp_create(&saddr, RPCPROG_MNT, | |
672 | RPCMNT_VER1, pertry, &so)) == NULL) { | |
673 | if ((opflags & ISBGRND) == 0) | |
674 | clnt_pcreateerror("Cannot MNT PRC"); | |
675 | } else { | |
676 | clp->cl_auth = authunix_create_default(); | |
677 | try.tv_sec = 10; | |
678 | try.tv_usec = 0; | |
679 | clnt_stat = clnt_call(clp, RPCMNT_MOUNT, | |
680 | xdr_dir, spec, xdr_fh, &nfhret, try); | |
681 | if (clnt_stat != RPC_SUCCESS) { | |
682 | if ((opflags & ISBGRND) == 0) | |
683 | clnt_perror(clp, "Bad MNT RPC"); | |
684 | } else { | |
685 | auth_destroy(clp->cl_auth); | |
686 | clnt_destroy(clp); | |
687 | retrycnt = 0; | |
688 | } | |
689 | } | |
690 | } | |
691 | if (--retrycnt > 0) { | |
692 | if (opflags & BGRND) { | |
693 | opflags &= ~BGRND; | |
694 | if (fork()) | |
695 | return (0); | |
696 | else | |
697 | opflags |= ISBGRND; | |
698 | } | |
699 | sleep(10); | |
700 | } | |
701 | } | |
702 | if (nfhret.stat) { | |
703 | if (opflags & ISBGRND) | |
704 | exit(1); | |
a72e836c KM |
705 | fprintf(stderr, "Can't access %s: ", spec); |
706 | errno = nfhret.stat; | |
0e2d72b2 | 707 | perror((char *)NULL); |
edac6b76 KM |
708 | return (0); |
709 | } | |
710 | saddr.sin_port = htons(tport); | |
b990e389 KM |
711 | nfsargsp->addr = (struct sockaddr *) &saddr; |
712 | nfsargsp->fh = &nfhret.nfh; | |
713 | nfsargsp->hostname = nam; | |
714 | return ((caddr_t)nfsargsp); | |
edac6b76 KM |
715 | } |
716 | ||
71799463 KM |
717 | /* |
718 | * xdr routines for mount rpc's | |
719 | */ | |
720 | xdr_dir(xdrsp, dirp) | |
721 | XDR *xdrsp; | |
722 | char *dirp; | |
723 | { | |
724 | return (xdr_string(xdrsp, &dirp, RPCMNT_PATHLEN)); | |
725 | } | |
726 | ||
727 | xdr_fh(xdrsp, np) | |
728 | XDR *xdrsp; | |
729 | struct nfhret *np; | |
730 | { | |
731 | if (!xdr_u_long(xdrsp, &(np->stat))) | |
732 | return (0); | |
733 | if (np->stat) | |
734 | return (1); | |
735 | return (xdr_opaque(xdrsp, (caddr_t)&(np->nfh), NFSX_FH)); | |
736 | } | |
edac6b76 | 737 | #endif /* NFS */ |