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34dc7c2f BB |
1 | /* |
2 | * CDDL HEADER START | |
3 | * | |
4 | * The contents of this file are subject to the terms of the | |
5 | * Common Development and Distribution License (the "License"). | |
6 | * You may not use this file except in compliance with the License. | |
7 | * | |
8 | * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE | |
9 | * or http://www.opensolaris.org/os/licensing. | |
10 | * See the License for the specific language governing permissions | |
11 | * and limitations under the License. | |
12 | * | |
13 | * When distributing Covered Code, include this CDDL HEADER in each | |
14 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
15 | * If applicable, add the following below this CDDL HEADER, with the | |
16 | * fields enclosed by brackets "[]" replaced with your own identifying | |
17 | * information: Portions Copyright [yyyy] [name of copyright owner] | |
18 | * | |
19 | * CDDL HEADER END | |
20 | */ | |
21 | ||
22 | /* | |
428870ff | 23 | * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
bb939d10 | 24 | * Copyright 2011 Nexenta Systems, Inc. All rights reserved. |
34dc7c2f BB |
25 | */ |
26 | ||
34dc7c2f BB |
27 | #include <assert.h> |
28 | #include <ctype.h> | |
29 | #include <errno.h> | |
30 | #include <libgen.h> | |
31 | #include <libintl.h> | |
32 | #include <libuutil.h> | |
33 | #include <libnvpair.h> | |
34 | #include <locale.h> | |
35 | #include <stddef.h> | |
36 | #include <stdio.h> | |
37 | #include <stdlib.h> | |
38 | #include <strings.h> | |
39 | #include <unistd.h> | |
40 | #include <fcntl.h> | |
41 | #include <zone.h> | |
9babb374 BB |
42 | #include <grp.h> |
43 | #include <pwd.h> | |
572e2857 | 44 | #include <signal.h> |
0b7936d5 | 45 | #include <sys/list.h> |
34dc7c2f BB |
46 | #include <sys/mkdev.h> |
47 | #include <sys/mntent.h> | |
48 | #include <sys/mnttab.h> | |
49 | #include <sys/mount.h> | |
50 | #include <sys/stat.h> | |
9babb374 | 51 | #include <sys/fs/zfs.h> |
428870ff BB |
52 | #include <sys/types.h> |
53 | #include <time.h> | |
34dc7c2f BB |
54 | |
55 | #include <libzfs.h> | |
0b7936d5 AS |
56 | #include <zfs_prop.h> |
57 | #include <zfs_deleg.h> | |
34dc7c2f | 58 | #include <libuutil.h> |
0b7936d5 AS |
59 | #ifdef HAVE_IDMAP |
60 | #include <aclutils.h> | |
61 | #include <directory.h> | |
62 | #endif /* HAVE_IDMAP */ | |
34dc7c2f BB |
63 | |
64 | #include "zfs_iter.h" | |
65 | #include "zfs_util.h" | |
428870ff | 66 | #include "zfs_comutil.h" |
34dc7c2f BB |
67 | |
68 | libzfs_handle_t *g_zfs; | |
69 | ||
70 | static FILE *mnttab_file; | |
71 | static char history_str[HIS_MAX_RECORD_LEN]; | |
72 | ||
73 | static int zfs_do_clone(int argc, char **argv); | |
74 | static int zfs_do_create(int argc, char **argv); | |
75 | static int zfs_do_destroy(int argc, char **argv); | |
76 | static int zfs_do_get(int argc, char **argv); | |
77 | static int zfs_do_inherit(int argc, char **argv); | |
78 | static int zfs_do_list(int argc, char **argv); | |
79 | static int zfs_do_mount(int argc, char **argv); | |
80 | static int zfs_do_rename(int argc, char **argv); | |
81 | static int zfs_do_rollback(int argc, char **argv); | |
82 | static int zfs_do_set(int argc, char **argv); | |
83 | static int zfs_do_upgrade(int argc, char **argv); | |
84 | static int zfs_do_snapshot(int argc, char **argv); | |
85 | static int zfs_do_unmount(int argc, char **argv); | |
86 | static int zfs_do_share(int argc, char **argv); | |
87 | static int zfs_do_unshare(int argc, char **argv); | |
88 | static int zfs_do_send(int argc, char **argv); | |
89 | static int zfs_do_receive(int argc, char **argv); | |
90 | static int zfs_do_promote(int argc, char **argv); | |
9babb374 | 91 | static int zfs_do_userspace(int argc, char **argv); |
0b7936d5 AS |
92 | static int zfs_do_allow(int argc, char **argv); |
93 | static int zfs_do_unallow(int argc, char **argv); | |
45d1cae3 | 94 | static int zfs_do_hold(int argc, char **argv); |
0b7936d5 | 95 | static int zfs_do_holds(int argc, char **argv); |
45d1cae3 | 96 | static int zfs_do_release(int argc, char **argv); |
572e2857 | 97 | static int zfs_do_diff(int argc, char **argv); |
34dc7c2f BB |
98 | |
99 | /* | |
b128c09f | 100 | * Enable a reasonable set of defaults for libumem debugging on DEBUG builds. |
34dc7c2f | 101 | */ |
b128c09f BB |
102 | |
103 | #ifdef DEBUG | |
34dc7c2f BB |
104 | const char * |
105 | _umem_debug_init(void) | |
106 | { | |
107 | return ("default,verbose"); /* $UMEM_DEBUG setting */ | |
108 | } | |
109 | ||
110 | const char * | |
111 | _umem_logging_init(void) | |
112 | { | |
113 | return ("fail,contents"); /* $UMEM_LOGGING setting */ | |
114 | } | |
b128c09f | 115 | #endif |
34dc7c2f BB |
116 | |
117 | typedef enum { | |
118 | HELP_CLONE, | |
119 | HELP_CREATE, | |
120 | HELP_DESTROY, | |
121 | HELP_GET, | |
122 | HELP_INHERIT, | |
123 | HELP_UPGRADE, | |
124 | HELP_LIST, | |
125 | HELP_MOUNT, | |
126 | HELP_PROMOTE, | |
127 | HELP_RECEIVE, | |
128 | HELP_RENAME, | |
129 | HELP_ROLLBACK, | |
130 | HELP_SEND, | |
131 | HELP_SET, | |
132 | HELP_SHARE, | |
133 | HELP_SNAPSHOT, | |
134 | HELP_UNMOUNT, | |
135 | HELP_UNSHARE, | |
136 | HELP_ALLOW, | |
9babb374 BB |
137 | HELP_UNALLOW, |
138 | HELP_USERSPACE, | |
45d1cae3 BB |
139 | HELP_GROUPSPACE, |
140 | HELP_HOLD, | |
141 | HELP_HOLDS, | |
572e2857 BB |
142 | HELP_RELEASE, |
143 | HELP_DIFF | |
34dc7c2f BB |
144 | } zfs_help_t; |
145 | ||
146 | typedef struct zfs_command { | |
147 | const char *name; | |
148 | int (*func)(int argc, char **argv); | |
149 | zfs_help_t usage; | |
150 | } zfs_command_t; | |
151 | ||
152 | /* | |
153 | * Master command table. Each ZFS command has a name, associated function, and | |
154 | * usage message. The usage messages need to be internationalized, so we have | |
155 | * to have a function to return the usage message based on a command index. | |
156 | * | |
157 | * These commands are organized according to how they are displayed in the usage | |
158 | * message. An empty command (one with a NULL name) indicates an empty line in | |
159 | * the generic usage message. | |
160 | */ | |
161 | static zfs_command_t command_table[] = { | |
162 | { "create", zfs_do_create, HELP_CREATE }, | |
163 | { "destroy", zfs_do_destroy, HELP_DESTROY }, | |
164 | { NULL }, | |
165 | { "snapshot", zfs_do_snapshot, HELP_SNAPSHOT }, | |
166 | { "rollback", zfs_do_rollback, HELP_ROLLBACK }, | |
167 | { "clone", zfs_do_clone, HELP_CLONE }, | |
168 | { "promote", zfs_do_promote, HELP_PROMOTE }, | |
169 | { "rename", zfs_do_rename, HELP_RENAME }, | |
170 | { NULL }, | |
171 | { "list", zfs_do_list, HELP_LIST }, | |
172 | { NULL }, | |
173 | { "set", zfs_do_set, HELP_SET }, | |
428870ff | 174 | { "get", zfs_do_get, HELP_GET }, |
34dc7c2f BB |
175 | { "inherit", zfs_do_inherit, HELP_INHERIT }, |
176 | { "upgrade", zfs_do_upgrade, HELP_UPGRADE }, | |
9babb374 BB |
177 | { "userspace", zfs_do_userspace, HELP_USERSPACE }, |
178 | { "groupspace", zfs_do_userspace, HELP_GROUPSPACE }, | |
34dc7c2f BB |
179 | { NULL }, |
180 | { "mount", zfs_do_mount, HELP_MOUNT }, | |
181 | { "unmount", zfs_do_unmount, HELP_UNMOUNT }, | |
182 | { "share", zfs_do_share, HELP_SHARE }, | |
183 | { "unshare", zfs_do_unshare, HELP_UNSHARE }, | |
184 | { NULL }, | |
185 | { "send", zfs_do_send, HELP_SEND }, | |
186 | { "receive", zfs_do_receive, HELP_RECEIVE }, | |
187 | { NULL }, | |
0b7936d5 | 188 | { "allow", zfs_do_allow, HELP_ALLOW }, |
34dc7c2f | 189 | { NULL }, |
0b7936d5 | 190 | { "unallow", zfs_do_unallow, HELP_UNALLOW }, |
45d1cae3 BB |
191 | { NULL }, |
192 | { "hold", zfs_do_hold, HELP_HOLD }, | |
0b7936d5 | 193 | { "holds", zfs_do_holds, HELP_HOLDS }, |
45d1cae3 | 194 | { "release", zfs_do_release, HELP_RELEASE }, |
572e2857 | 195 | { "diff", zfs_do_diff, HELP_DIFF }, |
34dc7c2f BB |
196 | }; |
197 | ||
198 | #define NCOMMAND (sizeof (command_table) / sizeof (command_table[0])) | |
199 | ||
200 | zfs_command_t *current_command; | |
201 | ||
202 | static const char * | |
203 | get_usage(zfs_help_t idx) | |
204 | { | |
205 | switch (idx) { | |
206 | case HELP_CLONE: | |
b128c09f BB |
207 | return (gettext("\tclone [-p] [-o property=value] ... " |
208 | "<snapshot> <filesystem|volume>\n")); | |
34dc7c2f BB |
209 | case HELP_CREATE: |
210 | return (gettext("\tcreate [-p] [-o property=value] ... " | |
211 | "<filesystem>\n" | |
212 | "\tcreate [-ps] [-b blocksize] [-o property=value] ... " | |
213 | "-V <size> <volume>\n")); | |
214 | case HELP_DESTROY: | |
428870ff BB |
215 | return (gettext("\tdestroy [-rRf] <filesystem|volume>\n" |
216 | "\tdestroy [-rRd] <snapshot>\n")); | |
34dc7c2f | 217 | case HELP_GET: |
9babb374 | 218 | return (gettext("\tget [-rHp] [-d max] " |
428870ff | 219 | "[-o \"all\" | field[,...]] [-s source[,...]]\n" |
34dc7c2f BB |
220 | "\t <\"all\" | property[,...]> " |
221 | "[filesystem|volume|snapshot] ...\n")); | |
222 | case HELP_INHERIT: | |
428870ff | 223 | return (gettext("\tinherit [-rS] <property> " |
b128c09f | 224 | "<filesystem|volume|snapshot> ...\n")); |
34dc7c2f BB |
225 | case HELP_UPGRADE: |
226 | return (gettext("\tupgrade [-v]\n" | |
227 | "\tupgrade [-r] [-V version] <-a | filesystem ...>\n")); | |
228 | case HELP_LIST: | |
9babb374 BB |
229 | return (gettext("\tlist [-rH][-d max] " |
230 | "[-o property[,...]] [-t type[,...]] [-s property] ...\n" | |
34dc7c2f BB |
231 | "\t [-S property] ... " |
232 | "[filesystem|volume|snapshot] ...\n")); | |
233 | case HELP_MOUNT: | |
234 | return (gettext("\tmount\n" | |
235 | "\tmount [-vO] [-o opts] <-a | filesystem>\n")); | |
236 | case HELP_PROMOTE: | |
237 | return (gettext("\tpromote <clone-filesystem>\n")); | |
238 | case HELP_RECEIVE: | |
428870ff | 239 | return (gettext("\treceive [-vnFu] <filesystem|volume|" |
34dc7c2f | 240 | "snapshot>\n" |
428870ff | 241 | "\treceive [-vnFu] [-d | -e] <filesystem>\n")); |
34dc7c2f BB |
242 | case HELP_RENAME: |
243 | return (gettext("\trename <filesystem|volume|snapshot> " | |
244 | "<filesystem|volume|snapshot>\n" | |
245 | "\trename -p <filesystem|volume> <filesystem|volume>\n" | |
246 | "\trename -r <snapshot> <snapshot>")); | |
247 | case HELP_ROLLBACK: | |
248 | return (gettext("\trollback [-rRf] <snapshot>\n")); | |
249 | case HELP_SEND: | |
e0f86c98 | 250 | return (gettext("\tsend [-vRDp] [-[iI] snapshot] <snapshot>\n")); |
34dc7c2f BB |
251 | case HELP_SET: |
252 | return (gettext("\tset <property=value> " | |
b128c09f | 253 | "<filesystem|volume|snapshot> ...\n")); |
34dc7c2f BB |
254 | case HELP_SHARE: |
255 | return (gettext("\tshare <-a | filesystem>\n")); | |
256 | case HELP_SNAPSHOT: | |
b128c09f | 257 | return (gettext("\tsnapshot [-r] [-o property=value] ... " |
34dc7c2f BB |
258 | "<filesystem@snapname|volume@snapname>\n")); |
259 | case HELP_UNMOUNT: | |
260 | return (gettext("\tunmount [-f] " | |
261 | "<-a | filesystem|mountpoint>\n")); | |
262 | case HELP_UNSHARE: | |
45d1cae3 | 263 | return (gettext("\tunshare " |
34dc7c2f BB |
264 | "<-a | filesystem|mountpoint>\n")); |
265 | case HELP_ALLOW: | |
9babb374 BB |
266 | return (gettext("\tallow <filesystem|volume>\n" |
267 | "\tallow [-ldug] " | |
34dc7c2f BB |
268 | "<\"everyone\"|user|group>[,...] <perm|@setname>[,...]\n" |
269 | "\t <filesystem|volume>\n" | |
270 | "\tallow [-ld] -e <perm|@setname>[,...] " | |
271 | "<filesystem|volume>\n" | |
272 | "\tallow -c <perm|@setname>[,...] <filesystem|volume>\n" | |
273 | "\tallow -s @setname <perm|@setname>[,...] " | |
274 | "<filesystem|volume>\n")); | |
275 | case HELP_UNALLOW: | |
276 | return (gettext("\tunallow [-rldug] " | |
277 | "<\"everyone\"|user|group>[,...]\n" | |
278 | "\t [<perm|@setname>[,...]] <filesystem|volume>\n" | |
279 | "\tunallow [-rld] -e [<perm|@setname>[,...]] " | |
280 | "<filesystem|volume>\n" | |
281 | "\tunallow [-r] -c [<perm|@setname>[,...]] " | |
282 | "<filesystem|volume>\n" | |
283 | "\tunallow [-r] -s @setname [<perm|@setname>[,...]] " | |
284 | "<filesystem|volume>\n")); | |
9babb374 BB |
285 | case HELP_USERSPACE: |
286 | return (gettext("\tuserspace [-hniHp] [-o field[,...]] " | |
287 | "[-sS field] ... [-t type[,...]]\n" | |
288 | "\t <filesystem|snapshot>\n")); | |
289 | case HELP_GROUPSPACE: | |
290 | return (gettext("\tgroupspace [-hniHpU] [-o field[,...]] " | |
291 | "[-sS field] ... [-t type[,...]]\n" | |
292 | "\t <filesystem|snapshot>\n")); | |
45d1cae3 BB |
293 | case HELP_HOLD: |
294 | return (gettext("\thold [-r] <tag> <snapshot> ...\n")); | |
295 | case HELP_HOLDS: | |
296 | return (gettext("\tholds [-r] <snapshot> ...\n")); | |
297 | case HELP_RELEASE: | |
298 | return (gettext("\trelease [-r] <tag> <snapshot> ...\n")); | |
572e2857 BB |
299 | case HELP_DIFF: |
300 | return (gettext("\tdiff [-FHt] <snapshot> " | |
301 | "[snapshot|filesystem]\n")); | |
34dc7c2f BB |
302 | } |
303 | ||
304 | abort(); | |
305 | /* NOTREACHED */ | |
306 | } | |
307 | ||
428870ff BB |
308 | void |
309 | nomem(void) | |
310 | { | |
311 | (void) fprintf(stderr, gettext("internal error: out of memory\n")); | |
312 | exit(1); | |
313 | } | |
314 | ||
34dc7c2f BB |
315 | /* |
316 | * Utility function to guarantee malloc() success. | |
317 | */ | |
428870ff | 318 | |
34dc7c2f BB |
319 | void * |
320 | safe_malloc(size_t size) | |
321 | { | |
322 | void *data; | |
323 | ||
428870ff BB |
324 | if ((data = calloc(1, size)) == NULL) |
325 | nomem(); | |
34dc7c2f BB |
326 | |
327 | return (data); | |
328 | } | |
329 | ||
428870ff BB |
330 | static char * |
331 | safe_strdup(char *str) | |
332 | { | |
333 | char *dupstr = strdup(str); | |
334 | ||
335 | if (dupstr == NULL) | |
336 | nomem(); | |
337 | ||
338 | return (dupstr); | |
339 | } | |
340 | ||
34dc7c2f BB |
341 | /* |
342 | * Callback routine that will print out information for each of | |
343 | * the properties. | |
344 | */ | |
345 | static int | |
346 | usage_prop_cb(int prop, void *cb) | |
347 | { | |
348 | FILE *fp = cb; | |
349 | ||
b128c09f | 350 | (void) fprintf(fp, "\t%-15s ", zfs_prop_to_name(prop)); |
34dc7c2f | 351 | |
b128c09f BB |
352 | if (zfs_prop_readonly(prop)) |
353 | (void) fprintf(fp, " NO "); | |
34dc7c2f | 354 | else |
b128c09f | 355 | (void) fprintf(fp, "YES "); |
34dc7c2f BB |
356 | |
357 | if (zfs_prop_inheritable(prop)) | |
358 | (void) fprintf(fp, " YES "); | |
359 | else | |
360 | (void) fprintf(fp, " NO "); | |
361 | ||
362 | if (zfs_prop_values(prop) == NULL) | |
363 | (void) fprintf(fp, "-\n"); | |
364 | else | |
365 | (void) fprintf(fp, "%s\n", zfs_prop_values(prop)); | |
366 | ||
367 | return (ZPROP_CONT); | |
368 | } | |
369 | ||
370 | /* | |
371 | * Display usage message. If we're inside a command, display only the usage for | |
372 | * that command. Otherwise, iterate over the entire command table and display | |
373 | * a complete usage message. | |
374 | */ | |
375 | static void | |
376 | usage(boolean_t requested) | |
377 | { | |
378 | int i; | |
379 | boolean_t show_properties = B_FALSE; | |
34dc7c2f BB |
380 | FILE *fp = requested ? stdout : stderr; |
381 | ||
382 | if (current_command == NULL) { | |
383 | ||
384 | (void) fprintf(fp, gettext("usage: zfs command args ...\n")); | |
385 | (void) fprintf(fp, | |
386 | gettext("where 'command' is one of the following:\n\n")); | |
387 | ||
388 | for (i = 0; i < NCOMMAND; i++) { | |
389 | if (command_table[i].name == NULL) | |
390 | (void) fprintf(fp, "\n"); | |
391 | else | |
392 | (void) fprintf(fp, "%s", | |
393 | get_usage(command_table[i].usage)); | |
394 | } | |
395 | ||
396 | (void) fprintf(fp, gettext("\nEach dataset is of the form: " | |
397 | "pool/[dataset/]*dataset[@name]\n")); | |
398 | } else { | |
399 | (void) fprintf(fp, gettext("usage:\n")); | |
400 | (void) fprintf(fp, "%s", get_usage(current_command->usage)); | |
401 | } | |
402 | ||
403 | if (current_command != NULL && | |
404 | (strcmp(current_command->name, "set") == 0 || | |
405 | strcmp(current_command->name, "get") == 0 || | |
406 | strcmp(current_command->name, "inherit") == 0 || | |
407 | strcmp(current_command->name, "list") == 0)) | |
408 | show_properties = B_TRUE; | |
409 | ||
34dc7c2f | 410 | if (show_properties) { |
34dc7c2f BB |
411 | (void) fprintf(fp, |
412 | gettext("\nThe following properties are supported:\n")); | |
413 | ||
414 | (void) fprintf(fp, "\n\t%-14s %s %s %s\n\n", | |
415 | "PROPERTY", "EDIT", "INHERIT", "VALUES"); | |
416 | ||
417 | /* Iterate over all properties */ | |
418 | (void) zprop_iter(usage_prop_cb, fp, B_FALSE, B_TRUE, | |
419 | ZFS_TYPE_DATASET); | |
420 | ||
9babb374 BB |
421 | (void) fprintf(fp, "\t%-15s ", "userused@..."); |
422 | (void) fprintf(fp, " NO NO <size>\n"); | |
423 | (void) fprintf(fp, "\t%-15s ", "groupused@..."); | |
424 | (void) fprintf(fp, " NO NO <size>\n"); | |
425 | (void) fprintf(fp, "\t%-15s ", "userquota@..."); | |
426 | (void) fprintf(fp, "YES NO <size> | none\n"); | |
427 | (void) fprintf(fp, "\t%-15s ", "groupquota@..."); | |
428 | (void) fprintf(fp, "YES NO <size> | none\n"); | |
429 | ||
34dc7c2f BB |
430 | (void) fprintf(fp, gettext("\nSizes are specified in bytes " |
431 | "with standard units such as K, M, G, etc.\n")); | |
b128c09f | 432 | (void) fprintf(fp, gettext("\nUser-defined properties can " |
34dc7c2f | 433 | "be specified by using a name containing a colon (:).\n")); |
9babb374 BB |
434 | (void) fprintf(fp, gettext("\nThe {user|group}{used|quota}@ " |
435 | "properties must be appended with\n" | |
436 | "a user or group specifier of one of these forms:\n" | |
437 | " POSIX name (eg: \"matt\")\n" | |
438 | " POSIX id (eg: \"126829\")\n" | |
439 | " SMB name@domain (eg: \"matt@sun\")\n" | |
440 | " SMB SID (eg: \"S-1-234-567-89\")\n")); | |
34dc7c2f | 441 | } else { |
34dc7c2f | 442 | (void) fprintf(fp, |
fb5f0bc8 BB |
443 | gettext("\nFor the property list, run: %s\n"), |
444 | "zfs set|get"); | |
34dc7c2f | 445 | (void) fprintf(fp, |
fb5f0bc8 BB |
446 | gettext("\nFor the delegated permission list, run: %s\n"), |
447 | "zfs allow|unallow"); | |
34dc7c2f BB |
448 | } |
449 | ||
450 | /* | |
451 | * See comments at end of main(). | |
452 | */ | |
453 | if (getenv("ZFS_ABORT") != NULL) { | |
454 | (void) printf("dumping core by request\n"); | |
455 | abort(); | |
456 | } | |
457 | ||
458 | exit(requested ? 0 : 2); | |
459 | } | |
460 | ||
b128c09f BB |
461 | static int |
462 | parseprop(nvlist_t *props) | |
463 | { | |
464 | char *propname = optarg; | |
465 | char *propval, *strval; | |
466 | ||
467 | if ((propval = strchr(propname, '=')) == NULL) { | |
468 | (void) fprintf(stderr, gettext("missing " | |
469 | "'=' for -o option\n")); | |
470 | return (-1); | |
471 | } | |
472 | *propval = '\0'; | |
473 | propval++; | |
474 | if (nvlist_lookup_string(props, propname, &strval) == 0) { | |
475 | (void) fprintf(stderr, gettext("property '%s' " | |
476 | "specified multiple times\n"), propname); | |
477 | return (-1); | |
478 | } | |
428870ff BB |
479 | if (nvlist_add_string(props, propname, propval) != 0) |
480 | nomem(); | |
b128c09f | 481 | return (0); |
b128c09f BB |
482 | } |
483 | ||
9babb374 BB |
484 | static int |
485 | parse_depth(char *opt, int *flags) | |
486 | { | |
487 | char *tmp; | |
488 | int depth; | |
489 | ||
490 | depth = (int)strtol(opt, &tmp, 0); | |
491 | if (*tmp) { | |
492 | (void) fprintf(stderr, | |
493 | gettext("%s is not an integer\n"), optarg); | |
494 | usage(B_FALSE); | |
495 | } | |
496 | if (depth < 0) { | |
497 | (void) fprintf(stderr, | |
498 | gettext("Depth can not be negative.\n")); | |
499 | usage(B_FALSE); | |
500 | } | |
501 | *flags |= (ZFS_ITER_DEPTH_LIMIT|ZFS_ITER_RECURSE); | |
502 | return (depth); | |
503 | } | |
504 | ||
428870ff BB |
505 | #define PROGRESS_DELAY 2 /* seconds */ |
506 | ||
507 | static char *pt_reverse = "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b"; | |
508 | static time_t pt_begin; | |
509 | static char *pt_header = NULL; | |
510 | static boolean_t pt_shown; | |
511 | ||
512 | static void | |
513 | start_progress_timer(void) | |
514 | { | |
515 | pt_begin = time(NULL) + PROGRESS_DELAY; | |
516 | pt_shown = B_FALSE; | |
517 | } | |
518 | ||
519 | static void | |
520 | set_progress_header(char *header) | |
521 | { | |
522 | assert(pt_header == NULL); | |
523 | pt_header = safe_strdup(header); | |
524 | if (pt_shown) { | |
525 | (void) printf("%s: ", header); | |
526 | (void) fflush(stdout); | |
527 | } | |
528 | } | |
529 | ||
530 | static void | |
531 | update_progress(char *update) | |
532 | { | |
533 | if (!pt_shown && time(NULL) > pt_begin) { | |
534 | int len = strlen(update); | |
535 | ||
536 | (void) printf("%s: %s%*.*s", pt_header, update, len, len, | |
537 | pt_reverse); | |
538 | (void) fflush(stdout); | |
539 | pt_shown = B_TRUE; | |
540 | } else if (pt_shown) { | |
541 | int len = strlen(update); | |
542 | ||
543 | (void) printf("%s%*.*s", update, len, len, pt_reverse); | |
544 | (void) fflush(stdout); | |
545 | } | |
546 | } | |
547 | ||
548 | static void | |
549 | finish_progress(char *done) | |
550 | { | |
551 | if (pt_shown) { | |
552 | (void) printf("%s\n", done); | |
553 | (void) fflush(stdout); | |
554 | } | |
555 | free(pt_header); | |
556 | pt_header = NULL; | |
557 | } | |
d603ed6c | 558 | |
34dc7c2f | 559 | /* |
b128c09f | 560 | * zfs clone [-p] [-o prop=value] ... <snap> <fs | vol> |
34dc7c2f BB |
561 | * |
562 | * Given an existing dataset, create a writable copy whose initial contents | |
563 | * are the same as the source. The newly created dataset maintains a | |
564 | * dependency on the original; the original cannot be destroyed so long as | |
565 | * the clone exists. | |
566 | * | |
567 | * The '-p' flag creates all the non-existing ancestors of the target first. | |
568 | */ | |
569 | static int | |
570 | zfs_do_clone(int argc, char **argv) | |
571 | { | |
b128c09f | 572 | zfs_handle_t *zhp = NULL; |
34dc7c2f | 573 | boolean_t parents = B_FALSE; |
b128c09f | 574 | nvlist_t *props; |
34dc7c2f BB |
575 | int ret; |
576 | int c; | |
577 | ||
428870ff BB |
578 | if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0) |
579 | nomem(); | |
b128c09f | 580 | |
34dc7c2f | 581 | /* check options */ |
b128c09f | 582 | while ((c = getopt(argc, argv, "o:p")) != -1) { |
34dc7c2f | 583 | switch (c) { |
b128c09f BB |
584 | case 'o': |
585 | if (parseprop(props)) | |
586 | return (1); | |
587 | break; | |
34dc7c2f BB |
588 | case 'p': |
589 | parents = B_TRUE; | |
590 | break; | |
591 | case '?': | |
592 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
593 | optopt); | |
b128c09f | 594 | goto usage; |
34dc7c2f BB |
595 | } |
596 | } | |
597 | ||
598 | argc -= optind; | |
599 | argv += optind; | |
600 | ||
601 | /* check number of arguments */ | |
602 | if (argc < 1) { | |
603 | (void) fprintf(stderr, gettext("missing source dataset " | |
604 | "argument\n")); | |
b128c09f | 605 | goto usage; |
34dc7c2f BB |
606 | } |
607 | if (argc < 2) { | |
608 | (void) fprintf(stderr, gettext("missing target dataset " | |
609 | "argument\n")); | |
b128c09f | 610 | goto usage; |
34dc7c2f BB |
611 | } |
612 | if (argc > 2) { | |
613 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
b128c09f | 614 | goto usage; |
34dc7c2f BB |
615 | } |
616 | ||
617 | /* open the source dataset */ | |
618 | if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_SNAPSHOT)) == NULL) | |
619 | return (1); | |
620 | ||
621 | if (parents && zfs_name_valid(argv[1], ZFS_TYPE_FILESYSTEM | | |
622 | ZFS_TYPE_VOLUME)) { | |
623 | /* | |
624 | * Now create the ancestors of the target dataset. If the | |
625 | * target already exists and '-p' option was used we should not | |
626 | * complain. | |
627 | */ | |
628 | if (zfs_dataset_exists(g_zfs, argv[1], ZFS_TYPE_FILESYSTEM | | |
629 | ZFS_TYPE_VOLUME)) | |
630 | return (0); | |
631 | if (zfs_create_ancestors(g_zfs, argv[1]) != 0) | |
632 | return (1); | |
633 | } | |
634 | ||
635 | /* pass to libzfs */ | |
b128c09f | 636 | ret = zfs_clone(zhp, argv[1], props); |
34dc7c2f BB |
637 | |
638 | /* create the mountpoint if necessary */ | |
639 | if (ret == 0) { | |
640 | zfs_handle_t *clone; | |
641 | ||
642 | clone = zfs_open(g_zfs, argv[1], ZFS_TYPE_DATASET); | |
643 | if (clone != NULL) { | |
572e2857 BB |
644 | if (zfs_get_type(clone) != ZFS_TYPE_VOLUME) |
645 | if ((ret = zfs_mount(clone, NULL, 0)) == 0) | |
646 | ret = zfs_share(clone); | |
34dc7c2f BB |
647 | zfs_close(clone); |
648 | } | |
649 | } | |
650 | ||
651 | zfs_close(zhp); | |
b128c09f | 652 | nvlist_free(props); |
34dc7c2f | 653 | |
b128c09f BB |
654 | return (!!ret); |
655 | ||
656 | usage: | |
657 | if (zhp) | |
658 | zfs_close(zhp); | |
659 | nvlist_free(props); | |
660 | usage(B_FALSE); | |
661 | return (-1); | |
34dc7c2f BB |
662 | } |
663 | ||
664 | /* | |
665 | * zfs create [-p] [-o prop=value] ... fs | |
666 | * zfs create [-ps] [-b blocksize] [-o prop=value] ... -V vol size | |
667 | * | |
668 | * Create a new dataset. This command can be used to create filesystems | |
669 | * and volumes. Snapshot creation is handled by 'zfs snapshot'. | |
670 | * For volumes, the user must specify a size to be used. | |
671 | * | |
672 | * The '-s' flag applies only to volumes, and indicates that we should not try | |
673 | * to set the reservation for this volume. By default we set a reservation | |
674 | * equal to the size for any volume. For pools with SPA_VERSION >= | |
675 | * SPA_VERSION_REFRESERVATION, we set a refreservation instead. | |
676 | * | |
677 | * The '-p' flag creates all the non-existing ancestors of the target first. | |
678 | */ | |
679 | static int | |
680 | zfs_do_create(int argc, char **argv) | |
681 | { | |
682 | zfs_type_t type = ZFS_TYPE_FILESYSTEM; | |
683 | zfs_handle_t *zhp = NULL; | |
d4ed6673 | 684 | uint64_t volsize = 0; |
34dc7c2f BB |
685 | int c; |
686 | boolean_t noreserve = B_FALSE; | |
687 | boolean_t bflag = B_FALSE; | |
688 | boolean_t parents = B_FALSE; | |
689 | int ret = 1; | |
b128c09f | 690 | nvlist_t *props; |
34dc7c2f | 691 | uint64_t intval; |
572e2857 | 692 | int canmount = ZFS_CANMOUNT_OFF; |
34dc7c2f | 693 | |
428870ff BB |
694 | if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0) |
695 | nomem(); | |
34dc7c2f BB |
696 | |
697 | /* check options */ | |
698 | while ((c = getopt(argc, argv, ":V:b:so:p")) != -1) { | |
699 | switch (c) { | |
700 | case 'V': | |
701 | type = ZFS_TYPE_VOLUME; | |
702 | if (zfs_nicestrtonum(g_zfs, optarg, &intval) != 0) { | |
703 | (void) fprintf(stderr, gettext("bad volume " | |
704 | "size '%s': %s\n"), optarg, | |
705 | libzfs_error_description(g_zfs)); | |
706 | goto error; | |
707 | } | |
708 | ||
709 | if (nvlist_add_uint64(props, | |
428870ff BB |
710 | zfs_prop_to_name(ZFS_PROP_VOLSIZE), intval) != 0) |
711 | nomem(); | |
34dc7c2f BB |
712 | volsize = intval; |
713 | break; | |
714 | case 'p': | |
715 | parents = B_TRUE; | |
716 | break; | |
717 | case 'b': | |
718 | bflag = B_TRUE; | |
719 | if (zfs_nicestrtonum(g_zfs, optarg, &intval) != 0) { | |
720 | (void) fprintf(stderr, gettext("bad volume " | |
721 | "block size '%s': %s\n"), optarg, | |
722 | libzfs_error_description(g_zfs)); | |
723 | goto error; | |
724 | } | |
725 | ||
726 | if (nvlist_add_uint64(props, | |
727 | zfs_prop_to_name(ZFS_PROP_VOLBLOCKSIZE), | |
428870ff BB |
728 | intval) != 0) |
729 | nomem(); | |
34dc7c2f BB |
730 | break; |
731 | case 'o': | |
b128c09f | 732 | if (parseprop(props)) |
34dc7c2f | 733 | goto error; |
34dc7c2f BB |
734 | break; |
735 | case 's': | |
736 | noreserve = B_TRUE; | |
737 | break; | |
738 | case ':': | |
739 | (void) fprintf(stderr, gettext("missing size " | |
740 | "argument\n")); | |
741 | goto badusage; | |
742 | break; | |
743 | case '?': | |
744 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
745 | optopt); | |
746 | goto badusage; | |
747 | } | |
748 | } | |
749 | ||
750 | if ((bflag || noreserve) && type != ZFS_TYPE_VOLUME) { | |
751 | (void) fprintf(stderr, gettext("'-s' and '-b' can only be " | |
752 | "used when creating a volume\n")); | |
753 | goto badusage; | |
754 | } | |
755 | ||
756 | argc -= optind; | |
757 | argv += optind; | |
758 | ||
759 | /* check number of arguments */ | |
760 | if (argc == 0) { | |
761 | (void) fprintf(stderr, gettext("missing %s argument\n"), | |
762 | zfs_type_to_name(type)); | |
763 | goto badusage; | |
764 | } | |
765 | if (argc > 1) { | |
766 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
767 | goto badusage; | |
768 | } | |
769 | ||
770 | if (type == ZFS_TYPE_VOLUME && !noreserve) { | |
771 | zpool_handle_t *zpool_handle; | |
772 | uint64_t spa_version; | |
773 | char *p; | |
774 | zfs_prop_t resv_prop; | |
b128c09f | 775 | char *strval; |
34dc7c2f | 776 | |
c65aa5b2 | 777 | if ((p = strchr(argv[0], '/'))) |
34dc7c2f BB |
778 | *p = '\0'; |
779 | zpool_handle = zpool_open(g_zfs, argv[0]); | |
780 | if (p != NULL) | |
781 | *p = '/'; | |
782 | if (zpool_handle == NULL) | |
783 | goto error; | |
784 | spa_version = zpool_get_prop_int(zpool_handle, | |
785 | ZPOOL_PROP_VERSION, NULL); | |
786 | zpool_close(zpool_handle); | |
787 | if (spa_version >= SPA_VERSION_REFRESERVATION) | |
788 | resv_prop = ZFS_PROP_REFRESERVATION; | |
789 | else | |
790 | resv_prop = ZFS_PROP_RESERVATION; | |
428870ff | 791 | volsize = zvol_volsize_to_reservation(volsize, props); |
34dc7c2f BB |
792 | |
793 | if (nvlist_lookup_string(props, zfs_prop_to_name(resv_prop), | |
794 | &strval) != 0) { | |
795 | if (nvlist_add_uint64(props, | |
796 | zfs_prop_to_name(resv_prop), volsize) != 0) { | |
34dc7c2f | 797 | nvlist_free(props); |
428870ff | 798 | nomem(); |
34dc7c2f BB |
799 | } |
800 | } | |
801 | } | |
802 | ||
803 | if (parents && zfs_name_valid(argv[0], type)) { | |
804 | /* | |
805 | * Now create the ancestors of target dataset. If the target | |
806 | * already exists and '-p' option was used we should not | |
807 | * complain. | |
808 | */ | |
809 | if (zfs_dataset_exists(g_zfs, argv[0], type)) { | |
810 | ret = 0; | |
811 | goto error; | |
812 | } | |
813 | if (zfs_create_ancestors(g_zfs, argv[0]) != 0) | |
814 | goto error; | |
815 | } | |
816 | ||
817 | /* pass to libzfs */ | |
818 | if (zfs_create(g_zfs, argv[0], type, props) != 0) | |
819 | goto error; | |
820 | ||
821 | if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_DATASET)) == NULL) | |
822 | goto error; | |
572e2857 BB |
823 | |
824 | ret = 0; | |
34dc7c2f BB |
825 | /* |
826 | * if the user doesn't want the dataset automatically mounted, | |
827 | * then skip the mount/share step | |
828 | */ | |
572e2857 BB |
829 | if (zfs_prop_valid_for_type(ZFS_PROP_CANMOUNT, type)) |
830 | canmount = zfs_prop_get_int(zhp, ZFS_PROP_CANMOUNT); | |
34dc7c2f BB |
831 | |
832 | /* | |
833 | * Mount and/or share the new filesystem as appropriate. We provide a | |
834 | * verbose error message to let the user know that their filesystem was | |
835 | * in fact created, even if we failed to mount or share it. | |
836 | */ | |
34dc7c2f BB |
837 | if (canmount == ZFS_CANMOUNT_ON) { |
838 | if (zfs_mount(zhp, NULL, 0) != 0) { | |
839 | (void) fprintf(stderr, gettext("filesystem " | |
840 | "successfully created, but not mounted\n")); | |
841 | ret = 1; | |
842 | } else if (zfs_share(zhp) != 0) { | |
843 | (void) fprintf(stderr, gettext("filesystem " | |
844 | "successfully created, but not shared\n")); | |
845 | ret = 1; | |
846 | } | |
847 | } | |
848 | ||
849 | error: | |
850 | if (zhp) | |
851 | zfs_close(zhp); | |
852 | nvlist_free(props); | |
853 | return (ret); | |
854 | badusage: | |
855 | nvlist_free(props); | |
856 | usage(B_FALSE); | |
857 | return (2); | |
858 | } | |
859 | ||
860 | /* | |
428870ff BB |
861 | * zfs destroy [-rRf] <fs, vol> |
862 | * zfs destroy [-rRd] <snap> | |
34dc7c2f | 863 | * |
428870ff BB |
864 | * -r Recursively destroy all children |
865 | * -R Recursively destroy all dependents, including clones | |
866 | * -f Force unmounting of any dependents | |
45d1cae3 | 867 | * -d If we can't destroy now, mark for deferred destruction |
34dc7c2f BB |
868 | * |
869 | * Destroys the given dataset. By default, it will unmount any filesystems, | |
870 | * and refuse to destroy a dataset that has any dependents. A dependent can | |
871 | * either be a child, or a clone of a child. | |
872 | */ | |
873 | typedef struct destroy_cbdata { | |
874 | boolean_t cb_first; | |
875 | int cb_force; | |
876 | int cb_recurse; | |
877 | int cb_error; | |
878 | int cb_needforce; | |
879 | int cb_doclones; | |
880 | boolean_t cb_closezhp; | |
881 | zfs_handle_t *cb_target; | |
882 | char *cb_snapname; | |
45d1cae3 | 883 | boolean_t cb_defer_destroy; |
34dc7c2f BB |
884 | } destroy_cbdata_t; |
885 | ||
886 | /* | |
887 | * Check for any dependents based on the '-r' or '-R' flags. | |
888 | */ | |
889 | static int | |
890 | destroy_check_dependent(zfs_handle_t *zhp, void *data) | |
891 | { | |
892 | destroy_cbdata_t *cbp = data; | |
893 | const char *tname = zfs_get_name(cbp->cb_target); | |
894 | const char *name = zfs_get_name(zhp); | |
895 | ||
896 | if (strncmp(tname, name, strlen(tname)) == 0 && | |
897 | (name[strlen(tname)] == '/' || name[strlen(tname)] == '@')) { | |
898 | /* | |
899 | * This is a direct descendant, not a clone somewhere else in | |
900 | * the hierarchy. | |
901 | */ | |
902 | if (cbp->cb_recurse) | |
903 | goto out; | |
904 | ||
905 | if (cbp->cb_first) { | |
906 | (void) fprintf(stderr, gettext("cannot destroy '%s': " | |
907 | "%s has children\n"), | |
908 | zfs_get_name(cbp->cb_target), | |
909 | zfs_type_to_name(zfs_get_type(cbp->cb_target))); | |
910 | (void) fprintf(stderr, gettext("use '-r' to destroy " | |
911 | "the following datasets:\n")); | |
912 | cbp->cb_first = B_FALSE; | |
913 | cbp->cb_error = 1; | |
914 | } | |
915 | ||
916 | (void) fprintf(stderr, "%s\n", zfs_get_name(zhp)); | |
917 | } else { | |
918 | /* | |
919 | * This is a clone. We only want to report this if the '-r' | |
920 | * wasn't specified, or the target is a snapshot. | |
921 | */ | |
922 | if (!cbp->cb_recurse && | |
923 | zfs_get_type(cbp->cb_target) != ZFS_TYPE_SNAPSHOT) | |
924 | goto out; | |
925 | ||
926 | if (cbp->cb_first) { | |
927 | (void) fprintf(stderr, gettext("cannot destroy '%s': " | |
928 | "%s has dependent clones\n"), | |
929 | zfs_get_name(cbp->cb_target), | |
930 | zfs_type_to_name(zfs_get_type(cbp->cb_target))); | |
931 | (void) fprintf(stderr, gettext("use '-R' to destroy " | |
932 | "the following datasets:\n")); | |
933 | cbp->cb_first = B_FALSE; | |
934 | cbp->cb_error = 1; | |
935 | } | |
936 | ||
937 | (void) fprintf(stderr, "%s\n", zfs_get_name(zhp)); | |
938 | } | |
939 | ||
940 | out: | |
941 | zfs_close(zhp); | |
942 | return (0); | |
943 | } | |
944 | ||
945 | static int | |
946 | destroy_callback(zfs_handle_t *zhp, void *data) | |
947 | { | |
948 | destroy_cbdata_t *cbp = data; | |
949 | ||
950 | /* | |
951 | * Ignore pools (which we've already flagged as an error before getting | |
428870ff | 952 | * here). |
34dc7c2f BB |
953 | */ |
954 | if (strchr(zfs_get_name(zhp), '/') == NULL && | |
955 | zfs_get_type(zhp) == ZFS_TYPE_FILESYSTEM) { | |
956 | zfs_close(zhp); | |
957 | return (0); | |
958 | } | |
959 | ||
960 | /* | |
961 | * Bail out on the first error. | |
962 | */ | |
963 | if (zfs_unmount(zhp, NULL, cbp->cb_force ? MS_FORCE : 0) != 0 || | |
45d1cae3 | 964 | zfs_destroy(zhp, cbp->cb_defer_destroy) != 0) { |
34dc7c2f BB |
965 | zfs_close(zhp); |
966 | return (-1); | |
967 | } | |
968 | ||
969 | zfs_close(zhp); | |
970 | return (0); | |
971 | } | |
972 | ||
973 | static int | |
974 | destroy_snap_clones(zfs_handle_t *zhp, void *arg) | |
975 | { | |
976 | destroy_cbdata_t *cbp = arg; | |
977 | char thissnap[MAXPATHLEN]; | |
978 | zfs_handle_t *szhp; | |
979 | boolean_t closezhp = cbp->cb_closezhp; | |
980 | int rv; | |
981 | ||
982 | (void) snprintf(thissnap, sizeof (thissnap), | |
983 | "%s@%s", zfs_get_name(zhp), cbp->cb_snapname); | |
984 | ||
985 | libzfs_print_on_error(g_zfs, B_FALSE); | |
986 | szhp = zfs_open(g_zfs, thissnap, ZFS_TYPE_SNAPSHOT); | |
987 | libzfs_print_on_error(g_zfs, B_TRUE); | |
988 | if (szhp) { | |
989 | /* | |
990 | * Destroy any clones of this snapshot | |
991 | */ | |
992 | if (zfs_iter_dependents(szhp, B_FALSE, destroy_callback, | |
993 | cbp) != 0) { | |
994 | zfs_close(szhp); | |
995 | if (closezhp) | |
996 | zfs_close(zhp); | |
997 | return (-1); | |
998 | } | |
999 | zfs_close(szhp); | |
1000 | } | |
1001 | ||
1002 | cbp->cb_closezhp = B_TRUE; | |
1003 | rv = zfs_iter_filesystems(zhp, destroy_snap_clones, arg); | |
1004 | if (closezhp) | |
1005 | zfs_close(zhp); | |
1006 | return (rv); | |
1007 | } | |
1008 | ||
1009 | static int | |
1010 | zfs_do_destroy(int argc, char **argv) | |
1011 | { | |
1012 | destroy_cbdata_t cb = { 0 }; | |
1013 | int c; | |
1014 | zfs_handle_t *zhp; | |
1015 | char *cp; | |
428870ff | 1016 | zfs_type_t type = ZFS_TYPE_DATASET; |
34dc7c2f BB |
1017 | |
1018 | /* check options */ | |
45d1cae3 | 1019 | while ((c = getopt(argc, argv, "dfrR")) != -1) { |
34dc7c2f | 1020 | switch (c) { |
45d1cae3 BB |
1021 | case 'd': |
1022 | cb.cb_defer_destroy = B_TRUE; | |
428870ff | 1023 | type = ZFS_TYPE_SNAPSHOT; |
45d1cae3 | 1024 | break; |
34dc7c2f BB |
1025 | case 'f': |
1026 | cb.cb_force = 1; | |
1027 | break; | |
1028 | case 'r': | |
1029 | cb.cb_recurse = 1; | |
1030 | break; | |
1031 | case 'R': | |
1032 | cb.cb_recurse = 1; | |
1033 | cb.cb_doclones = 1; | |
1034 | break; | |
1035 | case '?': | |
1036 | default: | |
1037 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
1038 | optopt); | |
1039 | usage(B_FALSE); | |
1040 | } | |
1041 | } | |
1042 | ||
1043 | argc -= optind; | |
1044 | argv += optind; | |
1045 | ||
1046 | /* check number of arguments */ | |
1047 | if (argc == 0) { | |
1048 | (void) fprintf(stderr, gettext("missing path argument\n")); | |
1049 | usage(B_FALSE); | |
1050 | } | |
1051 | if (argc > 1) { | |
1052 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
1053 | usage(B_FALSE); | |
1054 | } | |
1055 | ||
1056 | /* | |
1057 | * If we are doing recursive destroy of a snapshot, then the | |
1058 | * named snapshot may not exist. Go straight to libzfs. | |
1059 | */ | |
1060 | if (cb.cb_recurse && (cp = strchr(argv[0], '@'))) { | |
1061 | int ret; | |
1062 | ||
1063 | *cp = '\0'; | |
1064 | if ((zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_DATASET)) == NULL) | |
1065 | return (1); | |
1066 | *cp = '@'; | |
1067 | cp++; | |
1068 | ||
1069 | if (cb.cb_doclones) { | |
428870ff BB |
1070 | boolean_t defer = cb.cb_defer_destroy; |
1071 | ||
1072 | /* | |
1073 | * Temporarily ignore the defer_destroy setting since | |
1074 | * it's not supported for clones. | |
1075 | */ | |
1076 | cb.cb_defer_destroy = B_FALSE; | |
34dc7c2f BB |
1077 | cb.cb_snapname = cp; |
1078 | if (destroy_snap_clones(zhp, &cb) != 0) { | |
1079 | zfs_close(zhp); | |
1080 | return (1); | |
1081 | } | |
428870ff | 1082 | cb.cb_defer_destroy = defer; |
34dc7c2f BB |
1083 | } |
1084 | ||
45d1cae3 | 1085 | ret = zfs_destroy_snaps(zhp, cp, cb.cb_defer_destroy); |
34dc7c2f BB |
1086 | zfs_close(zhp); |
1087 | if (ret) { | |
1088 | (void) fprintf(stderr, | |
1089 | gettext("no snapshots destroyed\n")); | |
1090 | } | |
1091 | return (ret != 0); | |
1092 | } | |
1093 | ||
34dc7c2f | 1094 | /* Open the given dataset */ |
428870ff | 1095 | if ((zhp = zfs_open(g_zfs, argv[0], type)) == NULL) |
34dc7c2f BB |
1096 | return (1); |
1097 | ||
1098 | cb.cb_target = zhp; | |
1099 | ||
1100 | /* | |
1101 | * Perform an explicit check for pools before going any further. | |
1102 | */ | |
1103 | if (!cb.cb_recurse && strchr(zfs_get_name(zhp), '/') == NULL && | |
1104 | zfs_get_type(zhp) == ZFS_TYPE_FILESYSTEM) { | |
1105 | (void) fprintf(stderr, gettext("cannot destroy '%s': " | |
1106 | "operation does not apply to pools\n"), | |
1107 | zfs_get_name(zhp)); | |
1108 | (void) fprintf(stderr, gettext("use 'zfs destroy -r " | |
1109 | "%s' to destroy all datasets in the pool\n"), | |
1110 | zfs_get_name(zhp)); | |
1111 | (void) fprintf(stderr, gettext("use 'zpool destroy %s' " | |
1112 | "to destroy the pool itself\n"), zfs_get_name(zhp)); | |
1113 | zfs_close(zhp); | |
1114 | return (1); | |
1115 | } | |
1116 | ||
1117 | /* | |
1118 | * Check for any dependents and/or clones. | |
1119 | */ | |
1120 | cb.cb_first = B_TRUE; | |
45d1cae3 | 1121 | if (!cb.cb_doclones && !cb.cb_defer_destroy && |
34dc7c2f BB |
1122 | zfs_iter_dependents(zhp, B_TRUE, destroy_check_dependent, |
1123 | &cb) != 0) { | |
1124 | zfs_close(zhp); | |
1125 | return (1); | |
1126 | } | |
1127 | ||
45d1cae3 BB |
1128 | if (cb.cb_error || (!cb.cb_defer_destroy && |
1129 | (zfs_iter_dependents(zhp, B_FALSE, destroy_callback, &cb) != 0))) { | |
34dc7c2f BB |
1130 | zfs_close(zhp); |
1131 | return (1); | |
1132 | } | |
1133 | ||
1134 | /* | |
1135 | * Do the real thing. The callback will close the handle regardless of | |
1136 | * whether it succeeds or not. | |
1137 | */ | |
1138 | ||
1139 | if (destroy_callback(zhp, &cb) != 0) | |
1140 | return (1); | |
1141 | ||
34dc7c2f BB |
1142 | return (0); |
1143 | } | |
1144 | ||
428870ff BB |
1145 | static boolean_t |
1146 | is_recvd_column(zprop_get_cbdata_t *cbp) | |
1147 | { | |
1148 | int i; | |
1149 | zfs_get_column_t col; | |
1150 | ||
1151 | for (i = 0; i < ZFS_GET_NCOLS && | |
1152 | (col = cbp->cb_columns[i]) != GET_COL_NONE; i++) | |
1153 | if (col == GET_COL_RECVD) | |
1154 | return (B_TRUE); | |
1155 | return (B_FALSE); | |
1156 | } | |
1157 | ||
34dc7c2f | 1158 | /* |
428870ff BB |
1159 | * zfs get [-rHp] [-o all | field[,field]...] [-s source[,source]...] |
1160 | * < all | property[,property]... > < fs | snap | vol > ... | |
34dc7c2f BB |
1161 | * |
1162 | * -r recurse over any child datasets | |
1163 | * -H scripted mode. Headers are stripped, and fields are separated | |
1164 | * by tabs instead of spaces. | |
428870ff BB |
1165 | * -o Set of fields to display. One of "name,property,value, |
1166 | * received,source". Default is "name,property,value,source". | |
1167 | * "all" is an alias for all five. | |
34dc7c2f | 1168 | * -s Set of sources to allow. One of |
428870ff BB |
1169 | * "local,default,inherited,received,temporary,none". Default is |
1170 | * all six. | |
34dc7c2f BB |
1171 | * -p Display values in parsable (literal) format. |
1172 | * | |
1173 | * Prints properties for the given datasets. The user can control which | |
1174 | * columns to display as well as which property types to allow. | |
1175 | */ | |
1176 | ||
1177 | /* | |
1178 | * Invoked to display the properties for a single dataset. | |
1179 | */ | |
1180 | static int | |
1181 | get_callback(zfs_handle_t *zhp, void *data) | |
1182 | { | |
1183 | char buf[ZFS_MAXPROPLEN]; | |
428870ff | 1184 | char rbuf[ZFS_MAXPROPLEN]; |
34dc7c2f BB |
1185 | zprop_source_t sourcetype; |
1186 | char source[ZFS_MAXNAMELEN]; | |
1187 | zprop_get_cbdata_t *cbp = data; | |
428870ff | 1188 | nvlist_t *user_props = zfs_get_user_props(zhp); |
34dc7c2f BB |
1189 | zprop_list_t *pl = cbp->cb_proplist; |
1190 | nvlist_t *propval; | |
1191 | char *strval; | |
1192 | char *sourceval; | |
428870ff | 1193 | boolean_t received = is_recvd_column(cbp); |
34dc7c2f BB |
1194 | |
1195 | for (; pl != NULL; pl = pl->pl_next) { | |
428870ff | 1196 | char *recvdval = NULL; |
34dc7c2f BB |
1197 | /* |
1198 | * Skip the special fake placeholder. This will also skip over | |
1199 | * the name property when 'all' is specified. | |
1200 | */ | |
1201 | if (pl->pl_prop == ZFS_PROP_NAME && | |
1202 | pl == cbp->cb_proplist) | |
1203 | continue; | |
1204 | ||
1205 | if (pl->pl_prop != ZPROP_INVAL) { | |
1206 | if (zfs_prop_get(zhp, pl->pl_prop, buf, | |
1207 | sizeof (buf), &sourcetype, source, | |
1208 | sizeof (source), | |
1209 | cbp->cb_literal) != 0) { | |
1210 | if (pl->pl_all) | |
1211 | continue; | |
1212 | if (!zfs_prop_valid_for_type(pl->pl_prop, | |
1213 | ZFS_TYPE_DATASET)) { | |
1214 | (void) fprintf(stderr, | |
1215 | gettext("No such property '%s'\n"), | |
1216 | zfs_prop_to_name(pl->pl_prop)); | |
1217 | continue; | |
1218 | } | |
1219 | sourcetype = ZPROP_SRC_NONE; | |
1220 | (void) strlcpy(buf, "-", sizeof (buf)); | |
1221 | } | |
1222 | ||
428870ff BB |
1223 | if (received && (zfs_prop_get_recvd(zhp, |
1224 | zfs_prop_to_name(pl->pl_prop), rbuf, sizeof (rbuf), | |
1225 | cbp->cb_literal) == 0)) | |
1226 | recvdval = rbuf; | |
1227 | ||
34dc7c2f BB |
1228 | zprop_print_one_property(zfs_get_name(zhp), cbp, |
1229 | zfs_prop_to_name(pl->pl_prop), | |
428870ff | 1230 | buf, sourcetype, source, recvdval); |
9babb374 BB |
1231 | } else if (zfs_prop_userquota(pl->pl_user_prop)) { |
1232 | sourcetype = ZPROP_SRC_LOCAL; | |
1233 | ||
1234 | if (zfs_prop_get_userquota(zhp, pl->pl_user_prop, | |
1235 | buf, sizeof (buf), cbp->cb_literal) != 0) { | |
1236 | sourcetype = ZPROP_SRC_NONE; | |
1237 | (void) strlcpy(buf, "-", sizeof (buf)); | |
1238 | } | |
1239 | ||
1240 | zprop_print_one_property(zfs_get_name(zhp), cbp, | |
428870ff | 1241 | pl->pl_user_prop, buf, sourcetype, source, NULL); |
34dc7c2f | 1242 | } else { |
428870ff | 1243 | if (nvlist_lookup_nvlist(user_props, |
34dc7c2f BB |
1244 | pl->pl_user_prop, &propval) != 0) { |
1245 | if (pl->pl_all) | |
1246 | continue; | |
1247 | sourcetype = ZPROP_SRC_NONE; | |
1248 | strval = "-"; | |
1249 | } else { | |
1250 | verify(nvlist_lookup_string(propval, | |
1251 | ZPROP_VALUE, &strval) == 0); | |
1252 | verify(nvlist_lookup_string(propval, | |
1253 | ZPROP_SOURCE, &sourceval) == 0); | |
1254 | ||
1255 | if (strcmp(sourceval, | |
1256 | zfs_get_name(zhp)) == 0) { | |
1257 | sourcetype = ZPROP_SRC_LOCAL; | |
428870ff BB |
1258 | } else if (strcmp(sourceval, |
1259 | ZPROP_SOURCE_VAL_RECVD) == 0) { | |
1260 | sourcetype = ZPROP_SRC_RECEIVED; | |
34dc7c2f BB |
1261 | } else { |
1262 | sourcetype = ZPROP_SRC_INHERITED; | |
1263 | (void) strlcpy(source, | |
1264 | sourceval, sizeof (source)); | |
1265 | } | |
1266 | } | |
1267 | ||
428870ff BB |
1268 | if (received && (zfs_prop_get_recvd(zhp, |
1269 | pl->pl_user_prop, rbuf, sizeof (rbuf), | |
1270 | cbp->cb_literal) == 0)) | |
1271 | recvdval = rbuf; | |
1272 | ||
34dc7c2f BB |
1273 | zprop_print_one_property(zfs_get_name(zhp), cbp, |
1274 | pl->pl_user_prop, strval, sourcetype, | |
428870ff | 1275 | source, recvdval); |
34dc7c2f BB |
1276 | } |
1277 | } | |
1278 | ||
1279 | return (0); | |
1280 | } | |
1281 | ||
1282 | static int | |
1283 | zfs_do_get(int argc, char **argv) | |
1284 | { | |
1285 | zprop_get_cbdata_t cb = { 0 }; | |
bb939d10 | 1286 | int i, c, flags = ZFS_ITER_ARGS_CAN_BE_PATHS; |
34dc7c2f BB |
1287 | char *value, *fields; |
1288 | int ret; | |
9babb374 | 1289 | int limit = 0; |
34dc7c2f BB |
1290 | zprop_list_t fake_name = { 0 }; |
1291 | ||
1292 | /* | |
1293 | * Set up default columns and sources. | |
1294 | */ | |
1295 | cb.cb_sources = ZPROP_SRC_ALL; | |
1296 | cb.cb_columns[0] = GET_COL_NAME; | |
1297 | cb.cb_columns[1] = GET_COL_PROPERTY; | |
1298 | cb.cb_columns[2] = GET_COL_VALUE; | |
1299 | cb.cb_columns[3] = GET_COL_SOURCE; | |
1300 | cb.cb_type = ZFS_TYPE_DATASET; | |
1301 | ||
1302 | /* check options */ | |
9babb374 | 1303 | while ((c = getopt(argc, argv, ":d:o:s:rHp")) != -1) { |
34dc7c2f BB |
1304 | switch (c) { |
1305 | case 'p': | |
1306 | cb.cb_literal = B_TRUE; | |
1307 | break; | |
9babb374 BB |
1308 | case 'd': |
1309 | limit = parse_depth(optarg, &flags); | |
1310 | break; | |
34dc7c2f | 1311 | case 'r': |
b128c09f | 1312 | flags |= ZFS_ITER_RECURSE; |
34dc7c2f BB |
1313 | break; |
1314 | case 'H': | |
1315 | cb.cb_scripted = B_TRUE; | |
1316 | break; | |
1317 | case ':': | |
1318 | (void) fprintf(stderr, gettext("missing argument for " | |
1319 | "'%c' option\n"), optopt); | |
1320 | usage(B_FALSE); | |
1321 | break; | |
1322 | case 'o': | |
1323 | /* | |
1324 | * Process the set of columns to display. We zero out | |
1325 | * the structure to give us a blank slate. | |
1326 | */ | |
1327 | bzero(&cb.cb_columns, sizeof (cb.cb_columns)); | |
1328 | i = 0; | |
1329 | while (*optarg != '\0') { | |
1330 | static char *col_subopts[] = | |
428870ff BB |
1331 | { "name", "property", "value", "received", |
1332 | "source", "all", NULL }; | |
34dc7c2f | 1333 | |
428870ff | 1334 | if (i == ZFS_GET_NCOLS) { |
34dc7c2f BB |
1335 | (void) fprintf(stderr, gettext("too " |
1336 | "many fields given to -o " | |
1337 | "option\n")); | |
1338 | usage(B_FALSE); | |
1339 | } | |
1340 | ||
1341 | switch (getsubopt(&optarg, col_subopts, | |
1342 | &value)) { | |
1343 | case 0: | |
1344 | cb.cb_columns[i++] = GET_COL_NAME; | |
1345 | break; | |
1346 | case 1: | |
1347 | cb.cb_columns[i++] = GET_COL_PROPERTY; | |
1348 | break; | |
1349 | case 2: | |
1350 | cb.cb_columns[i++] = GET_COL_VALUE; | |
1351 | break; | |
1352 | case 3: | |
428870ff BB |
1353 | cb.cb_columns[i++] = GET_COL_RECVD; |
1354 | flags |= ZFS_ITER_RECVD_PROPS; | |
1355 | break; | |
1356 | case 4: | |
34dc7c2f BB |
1357 | cb.cb_columns[i++] = GET_COL_SOURCE; |
1358 | break; | |
428870ff BB |
1359 | case 5: |
1360 | if (i > 0) { | |
1361 | (void) fprintf(stderr, | |
1362 | gettext("\"all\" conflicts " | |
1363 | "with specific fields " | |
1364 | "given to -o option\n")); | |
1365 | usage(B_FALSE); | |
1366 | } | |
1367 | cb.cb_columns[0] = GET_COL_NAME; | |
1368 | cb.cb_columns[1] = GET_COL_PROPERTY; | |
1369 | cb.cb_columns[2] = GET_COL_VALUE; | |
1370 | cb.cb_columns[3] = GET_COL_RECVD; | |
1371 | cb.cb_columns[4] = GET_COL_SOURCE; | |
1372 | flags |= ZFS_ITER_RECVD_PROPS; | |
1373 | i = ZFS_GET_NCOLS; | |
1374 | break; | |
34dc7c2f BB |
1375 | default: |
1376 | (void) fprintf(stderr, | |
1377 | gettext("invalid column name " | |
1378 | "'%s'\n"), value); | |
1379 | usage(B_FALSE); | |
1380 | } | |
1381 | } | |
1382 | break; | |
1383 | ||
1384 | case 's': | |
1385 | cb.cb_sources = 0; | |
1386 | while (*optarg != '\0') { | |
1387 | static char *source_subopts[] = { | |
1388 | "local", "default", "inherited", | |
428870ff BB |
1389 | "received", "temporary", "none", |
1390 | NULL }; | |
34dc7c2f BB |
1391 | |
1392 | switch (getsubopt(&optarg, source_subopts, | |
1393 | &value)) { | |
1394 | case 0: | |
1395 | cb.cb_sources |= ZPROP_SRC_LOCAL; | |
1396 | break; | |
1397 | case 1: | |
1398 | cb.cb_sources |= ZPROP_SRC_DEFAULT; | |
1399 | break; | |
1400 | case 2: | |
1401 | cb.cb_sources |= ZPROP_SRC_INHERITED; | |
1402 | break; | |
1403 | case 3: | |
428870ff | 1404 | cb.cb_sources |= ZPROP_SRC_RECEIVED; |
34dc7c2f BB |
1405 | break; |
1406 | case 4: | |
428870ff BB |
1407 | cb.cb_sources |= ZPROP_SRC_TEMPORARY; |
1408 | break; | |
1409 | case 5: | |
34dc7c2f BB |
1410 | cb.cb_sources |= ZPROP_SRC_NONE; |
1411 | break; | |
1412 | default: | |
1413 | (void) fprintf(stderr, | |
1414 | gettext("invalid source " | |
1415 | "'%s'\n"), value); | |
1416 | usage(B_FALSE); | |
1417 | } | |
1418 | } | |
1419 | break; | |
1420 | ||
1421 | case '?': | |
1422 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
1423 | optopt); | |
1424 | usage(B_FALSE); | |
1425 | } | |
1426 | } | |
1427 | ||
1428 | argc -= optind; | |
1429 | argv += optind; | |
1430 | ||
1431 | if (argc < 1) { | |
1432 | (void) fprintf(stderr, gettext("missing property " | |
1433 | "argument\n")); | |
1434 | usage(B_FALSE); | |
1435 | } | |
1436 | ||
1437 | fields = argv[0]; | |
1438 | ||
1439 | if (zprop_get_list(g_zfs, fields, &cb.cb_proplist, ZFS_TYPE_DATASET) | |
1440 | != 0) | |
1441 | usage(B_FALSE); | |
1442 | ||
1443 | argc--; | |
1444 | argv++; | |
1445 | ||
1446 | /* | |
1447 | * As part of zfs_expand_proplist(), we keep track of the maximum column | |
1448 | * width for each property. For the 'NAME' (and 'SOURCE') columns, we | |
1449 | * need to know the maximum name length. However, the user likely did | |
1450 | * not specify 'name' as one of the properties to fetch, so we need to | |
1451 | * make sure we always include at least this property for | |
1452 | * print_get_headers() to work properly. | |
1453 | */ | |
1454 | if (cb.cb_proplist != NULL) { | |
1455 | fake_name.pl_prop = ZFS_PROP_NAME; | |
1456 | fake_name.pl_width = strlen(gettext("NAME")); | |
1457 | fake_name.pl_next = cb.cb_proplist; | |
1458 | cb.cb_proplist = &fake_name; | |
1459 | } | |
1460 | ||
1461 | cb.cb_first = B_TRUE; | |
1462 | ||
1463 | /* run for each object */ | |
b128c09f | 1464 | ret = zfs_for_each(argc, argv, flags, ZFS_TYPE_DATASET, NULL, |
9babb374 | 1465 | &cb.cb_proplist, limit, get_callback, &cb); |
34dc7c2f BB |
1466 | |
1467 | if (cb.cb_proplist == &fake_name) | |
1468 | zprop_free_list(fake_name.pl_next); | |
1469 | else | |
1470 | zprop_free_list(cb.cb_proplist); | |
1471 | ||
1472 | return (ret); | |
1473 | } | |
1474 | ||
1475 | /* | |
428870ff | 1476 | * inherit [-rS] <property> <fs|vol> ... |
34dc7c2f | 1477 | * |
428870ff BB |
1478 | * -r Recurse over all children |
1479 | * -S Revert to received value, if any | |
34dc7c2f BB |
1480 | * |
1481 | * For each dataset specified on the command line, inherit the given property | |
1482 | * from its parent. Inheriting a property at the pool level will cause it to | |
1483 | * use the default value. The '-r' flag will recurse over all children, and is | |
1484 | * useful for setting a property on a hierarchy-wide basis, regardless of any | |
1485 | * local modifications for each dataset. | |
1486 | */ | |
1487 | ||
428870ff BB |
1488 | typedef struct inherit_cbdata { |
1489 | const char *cb_propname; | |
1490 | boolean_t cb_received; | |
1491 | } inherit_cbdata_t; | |
1492 | ||
34dc7c2f | 1493 | static int |
b128c09f | 1494 | inherit_recurse_cb(zfs_handle_t *zhp, void *data) |
34dc7c2f | 1495 | { |
428870ff BB |
1496 | inherit_cbdata_t *cb = data; |
1497 | zfs_prop_t prop = zfs_name_to_prop(cb->cb_propname); | |
34dc7c2f | 1498 | |
b128c09f BB |
1499 | /* |
1500 | * If we're doing it recursively, then ignore properties that | |
1501 | * are not valid for this type of dataset. | |
1502 | */ | |
1503 | if (prop != ZPROP_INVAL && | |
1504 | !zfs_prop_valid_for_type(prop, zfs_get_type(zhp))) | |
1505 | return (0); | |
1506 | ||
428870ff | 1507 | return (zfs_prop_inherit(zhp, cb->cb_propname, cb->cb_received) != 0); |
b128c09f BB |
1508 | } |
1509 | ||
1510 | static int | |
1511 | inherit_cb(zfs_handle_t *zhp, void *data) | |
1512 | { | |
428870ff | 1513 | inherit_cbdata_t *cb = data; |
b128c09f | 1514 | |
428870ff | 1515 | return (zfs_prop_inherit(zhp, cb->cb_propname, cb->cb_received) != 0); |
34dc7c2f BB |
1516 | } |
1517 | ||
1518 | static int | |
1519 | zfs_do_inherit(int argc, char **argv) | |
1520 | { | |
34dc7c2f BB |
1521 | int c; |
1522 | zfs_prop_t prop; | |
428870ff | 1523 | inherit_cbdata_t cb = { 0 }; |
34dc7c2f BB |
1524 | char *propname; |
1525 | int ret; | |
b128c09f | 1526 | int flags = 0; |
428870ff | 1527 | boolean_t received = B_FALSE; |
34dc7c2f BB |
1528 | |
1529 | /* check options */ | |
428870ff | 1530 | while ((c = getopt(argc, argv, "rS")) != -1) { |
34dc7c2f BB |
1531 | switch (c) { |
1532 | case 'r': | |
b128c09f | 1533 | flags |= ZFS_ITER_RECURSE; |
34dc7c2f | 1534 | break; |
428870ff BB |
1535 | case 'S': |
1536 | received = B_TRUE; | |
1537 | break; | |
34dc7c2f BB |
1538 | case '?': |
1539 | default: | |
1540 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
1541 | optopt); | |
1542 | usage(B_FALSE); | |
1543 | } | |
1544 | } | |
1545 | ||
1546 | argc -= optind; | |
1547 | argv += optind; | |
1548 | ||
1549 | /* check number of arguments */ | |
1550 | if (argc < 1) { | |
1551 | (void) fprintf(stderr, gettext("missing property argument\n")); | |
1552 | usage(B_FALSE); | |
1553 | } | |
1554 | if (argc < 2) { | |
1555 | (void) fprintf(stderr, gettext("missing dataset argument\n")); | |
1556 | usage(B_FALSE); | |
1557 | } | |
1558 | ||
1559 | propname = argv[0]; | |
1560 | argc--; | |
1561 | argv++; | |
1562 | ||
1563 | if ((prop = zfs_name_to_prop(propname)) != ZPROP_INVAL) { | |
1564 | if (zfs_prop_readonly(prop)) { | |
1565 | (void) fprintf(stderr, gettext( | |
1566 | "%s property is read-only\n"), | |
1567 | propname); | |
1568 | return (1); | |
1569 | } | |
428870ff | 1570 | if (!zfs_prop_inheritable(prop) && !received) { |
34dc7c2f BB |
1571 | (void) fprintf(stderr, gettext("'%s' property cannot " |
1572 | "be inherited\n"), propname); | |
1573 | if (prop == ZFS_PROP_QUOTA || | |
1574 | prop == ZFS_PROP_RESERVATION || | |
1575 | prop == ZFS_PROP_REFQUOTA || | |
1576 | prop == ZFS_PROP_REFRESERVATION) | |
1577 | (void) fprintf(stderr, gettext("use 'zfs set " | |
1578 | "%s=none' to clear\n"), propname); | |
1579 | return (1); | |
1580 | } | |
428870ff BB |
1581 | if (received && (prop == ZFS_PROP_VOLSIZE || |
1582 | prop == ZFS_PROP_VERSION)) { | |
1583 | (void) fprintf(stderr, gettext("'%s' property cannot " | |
1584 | "be reverted to a received value\n"), propname); | |
1585 | return (1); | |
1586 | } | |
34dc7c2f BB |
1587 | } else if (!zfs_prop_user(propname)) { |
1588 | (void) fprintf(stderr, gettext("invalid property '%s'\n"), | |
1589 | propname); | |
1590 | usage(B_FALSE); | |
1591 | } | |
1592 | ||
428870ff BB |
1593 | cb.cb_propname = propname; |
1594 | cb.cb_received = received; | |
1595 | ||
b128c09f BB |
1596 | if (flags & ZFS_ITER_RECURSE) { |
1597 | ret = zfs_for_each(argc, argv, flags, ZFS_TYPE_DATASET, | |
428870ff | 1598 | NULL, NULL, 0, inherit_recurse_cb, &cb); |
b128c09f BB |
1599 | } else { |
1600 | ret = zfs_for_each(argc, argv, flags, ZFS_TYPE_DATASET, | |
428870ff | 1601 | NULL, NULL, 0, inherit_cb, &cb); |
b128c09f | 1602 | } |
34dc7c2f BB |
1603 | |
1604 | return (ret); | |
1605 | } | |
1606 | ||
1607 | typedef struct upgrade_cbdata { | |
1608 | uint64_t cb_numupgraded; | |
1609 | uint64_t cb_numsamegraded; | |
1610 | uint64_t cb_numfailed; | |
1611 | uint64_t cb_version; | |
1612 | boolean_t cb_newer; | |
1613 | boolean_t cb_foundone; | |
1614 | char cb_lastfs[ZFS_MAXNAMELEN]; | |
1615 | } upgrade_cbdata_t; | |
1616 | ||
1617 | static int | |
1618 | same_pool(zfs_handle_t *zhp, const char *name) | |
1619 | { | |
1620 | int len1 = strcspn(name, "/@"); | |
1621 | const char *zhname = zfs_get_name(zhp); | |
1622 | int len2 = strcspn(zhname, "/@"); | |
1623 | ||
1624 | if (len1 != len2) | |
1625 | return (B_FALSE); | |
1626 | return (strncmp(name, zhname, len1) == 0); | |
1627 | } | |
1628 | ||
1629 | static int | |
1630 | upgrade_list_callback(zfs_handle_t *zhp, void *data) | |
1631 | { | |
1632 | upgrade_cbdata_t *cb = data; | |
1633 | int version = zfs_prop_get_int(zhp, ZFS_PROP_VERSION); | |
1634 | ||
1635 | /* list if it's old/new */ | |
1636 | if ((!cb->cb_newer && version < ZPL_VERSION) || | |
1637 | (cb->cb_newer && version > ZPL_VERSION)) { | |
1638 | char *str; | |
1639 | if (cb->cb_newer) { | |
1640 | str = gettext("The following filesystems are " | |
1641 | "formatted using a newer software version and\n" | |
1642 | "cannot be accessed on the current system.\n\n"); | |
1643 | } else { | |
1644 | str = gettext("The following filesystems are " | |
1645 | "out of date, and can be upgraded. After being\n" | |
1646 | "upgraded, these filesystems (and any 'zfs send' " | |
1647 | "streams generated from\n" | |
1648 | "subsequent snapshots) will no longer be " | |
1649 | "accessible by older software versions.\n\n"); | |
1650 | } | |
1651 | ||
1652 | if (!cb->cb_foundone) { | |
1653 | (void) puts(str); | |
1654 | (void) printf(gettext("VER FILESYSTEM\n")); | |
1655 | (void) printf(gettext("--- ------------\n")); | |
1656 | cb->cb_foundone = B_TRUE; | |
1657 | } | |
1658 | ||
1659 | (void) printf("%2u %s\n", version, zfs_get_name(zhp)); | |
1660 | } | |
1661 | ||
1662 | return (0); | |
1663 | } | |
1664 | ||
1665 | static int | |
1666 | upgrade_set_callback(zfs_handle_t *zhp, void *data) | |
1667 | { | |
1668 | upgrade_cbdata_t *cb = data; | |
1669 | int version = zfs_prop_get_int(zhp, ZFS_PROP_VERSION); | |
428870ff BB |
1670 | int needed_spa_version; |
1671 | int spa_version; | |
1672 | ||
1673 | if (zfs_spa_version(zhp, &spa_version) < 0) | |
1674 | return (-1); | |
1675 | ||
1676 | needed_spa_version = zfs_spa_version_map(cb->cb_version); | |
1677 | ||
1678 | if (needed_spa_version < 0) | |
1679 | return (-1); | |
1680 | ||
1681 | if (spa_version < needed_spa_version) { | |
1682 | /* can't upgrade */ | |
1683 | (void) printf(gettext("%s: can not be " | |
1684 | "upgraded; the pool version needs to first " | |
1685 | "be upgraded\nto version %d\n\n"), | |
1686 | zfs_get_name(zhp), needed_spa_version); | |
1687 | cb->cb_numfailed++; | |
1688 | return (0); | |
34dc7c2f BB |
1689 | } |
1690 | ||
1691 | /* upgrade */ | |
1692 | if (version < cb->cb_version) { | |
1693 | char verstr[16]; | |
1694 | (void) snprintf(verstr, sizeof (verstr), | |
b8864a23 | 1695 | "%llu", (u_longlong_t)cb->cb_version); |
34dc7c2f BB |
1696 | if (cb->cb_lastfs[0] && !same_pool(zhp, cb->cb_lastfs)) { |
1697 | /* | |
1698 | * If they did "zfs upgrade -a", then we could | |
1699 | * be doing ioctls to different pools. We need | |
1700 | * to log this history once to each pool. | |
1701 | */ | |
1702 | verify(zpool_stage_history(g_zfs, history_str) == 0); | |
1703 | } | |
1704 | if (zfs_prop_set(zhp, "version", verstr) == 0) | |
1705 | cb->cb_numupgraded++; | |
1706 | else | |
1707 | cb->cb_numfailed++; | |
1708 | (void) strcpy(cb->cb_lastfs, zfs_get_name(zhp)); | |
1709 | } else if (version > cb->cb_version) { | |
1710 | /* can't downgrade */ | |
1711 | (void) printf(gettext("%s: can not be downgraded; " | |
1712 | "it is already at version %u\n"), | |
1713 | zfs_get_name(zhp), version); | |
1714 | cb->cb_numfailed++; | |
1715 | } else { | |
1716 | cb->cb_numsamegraded++; | |
1717 | } | |
1718 | return (0); | |
1719 | } | |
1720 | ||
1721 | /* | |
1722 | * zfs upgrade | |
1723 | * zfs upgrade -v | |
1724 | * zfs upgrade [-r] [-V <version>] <-a | filesystem> | |
1725 | */ | |
1726 | static int | |
1727 | zfs_do_upgrade(int argc, char **argv) | |
1728 | { | |
34dc7c2f BB |
1729 | boolean_t all = B_FALSE; |
1730 | boolean_t showversions = B_FALSE; | |
1731 | int ret; | |
1732 | upgrade_cbdata_t cb = { 0 }; | |
b8864a23 | 1733 | signed char c; |
b128c09f | 1734 | int flags = ZFS_ITER_ARGS_CAN_BE_PATHS; |
34dc7c2f BB |
1735 | |
1736 | /* check options */ | |
1737 | while ((c = getopt(argc, argv, "rvV:a")) != -1) { | |
1738 | switch (c) { | |
1739 | case 'r': | |
b128c09f | 1740 | flags |= ZFS_ITER_RECURSE; |
34dc7c2f BB |
1741 | break; |
1742 | case 'v': | |
1743 | showversions = B_TRUE; | |
1744 | break; | |
1745 | case 'V': | |
1746 | if (zfs_prop_string_to_index(ZFS_PROP_VERSION, | |
1747 | optarg, &cb.cb_version) != 0) { | |
1748 | (void) fprintf(stderr, | |
1749 | gettext("invalid version %s\n"), optarg); | |
1750 | usage(B_FALSE); | |
1751 | } | |
1752 | break; | |
1753 | case 'a': | |
1754 | all = B_TRUE; | |
1755 | break; | |
1756 | case '?': | |
1757 | default: | |
1758 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
1759 | optopt); | |
1760 | usage(B_FALSE); | |
1761 | } | |
1762 | } | |
1763 | ||
1764 | argc -= optind; | |
1765 | argv += optind; | |
1766 | ||
b128c09f | 1767 | if ((!all && !argc) && ((flags & ZFS_ITER_RECURSE) | cb.cb_version)) |
34dc7c2f | 1768 | usage(B_FALSE); |
b128c09f BB |
1769 | if (showversions && (flags & ZFS_ITER_RECURSE || all || |
1770 | cb.cb_version || argc)) | |
34dc7c2f BB |
1771 | usage(B_FALSE); |
1772 | if ((all || argc) && (showversions)) | |
1773 | usage(B_FALSE); | |
1774 | if (all && argc) | |
1775 | usage(B_FALSE); | |
1776 | ||
1777 | if (showversions) { | |
1778 | /* Show info on available versions. */ | |
1779 | (void) printf(gettext("The following filesystem versions are " | |
1780 | "supported:\n\n")); | |
1781 | (void) printf(gettext("VER DESCRIPTION\n")); | |
1782 | (void) printf("--- -----------------------------------------" | |
1783 | "---------------\n"); | |
1784 | (void) printf(gettext(" 1 Initial ZFS filesystem version\n")); | |
1785 | (void) printf(gettext(" 2 Enhanced directory entries\n")); | |
1786 | (void) printf(gettext(" 3 Case insensitive and File system " | |
45d1cae3 | 1787 | "unique identifier (FUID)\n")); |
9babb374 BB |
1788 | (void) printf(gettext(" 4 userquota, groupquota " |
1789 | "properties\n")); | |
428870ff | 1790 | (void) printf(gettext(" 5 System attributes\n")); |
34dc7c2f | 1791 | (void) printf(gettext("\nFor more information on a particular " |
428870ff BB |
1792 | "version, including supported releases,\n")); |
1793 | (void) printf("see the ZFS Administration Guide.\n\n"); | |
34dc7c2f BB |
1794 | ret = 0; |
1795 | } else if (argc || all) { | |
1796 | /* Upgrade filesystems */ | |
1797 | if (cb.cb_version == 0) | |
1798 | cb.cb_version = ZPL_VERSION; | |
b128c09f | 1799 | ret = zfs_for_each(argc, argv, flags, ZFS_TYPE_FILESYSTEM, |
9babb374 | 1800 | NULL, NULL, 0, upgrade_set_callback, &cb); |
34dc7c2f | 1801 | (void) printf(gettext("%llu filesystems upgraded\n"), |
b8864a23 | 1802 | (u_longlong_t)cb.cb_numupgraded); |
34dc7c2f BB |
1803 | if (cb.cb_numsamegraded) { |
1804 | (void) printf(gettext("%llu filesystems already at " | |
1805 | "this version\n"), | |
b8864a23 | 1806 | (u_longlong_t)cb.cb_numsamegraded); |
34dc7c2f BB |
1807 | } |
1808 | if (cb.cb_numfailed != 0) | |
1809 | ret = 1; | |
1810 | } else { | |
1811 | /* List old-version filesytems */ | |
1812 | boolean_t found; | |
1813 | (void) printf(gettext("This system is currently running " | |
1814 | "ZFS filesystem version %llu.\n\n"), ZPL_VERSION); | |
1815 | ||
b128c09f BB |
1816 | flags |= ZFS_ITER_RECURSE; |
1817 | ret = zfs_for_each(0, NULL, flags, ZFS_TYPE_FILESYSTEM, | |
9babb374 | 1818 | NULL, NULL, 0, upgrade_list_callback, &cb); |
34dc7c2f BB |
1819 | |
1820 | found = cb.cb_foundone; | |
1821 | cb.cb_foundone = B_FALSE; | |
1822 | cb.cb_newer = B_TRUE; | |
1823 | ||
b128c09f | 1824 | ret = zfs_for_each(0, NULL, flags, ZFS_TYPE_FILESYSTEM, |
9babb374 | 1825 | NULL, NULL, 0, upgrade_list_callback, &cb); |
34dc7c2f BB |
1826 | |
1827 | if (!cb.cb_foundone && !found) { | |
1828 | (void) printf(gettext("All filesystems are " | |
1829 | "formatted with the current version.\n")); | |
1830 | } | |
1831 | } | |
1832 | ||
1833 | return (ret); | |
1834 | } | |
1835 | ||
0b7936d5 AS |
1836 | #define USTYPE_USR_BIT (0) |
1837 | #define USTYPE_GRP_BIT (1) | |
1838 | #define USTYPE_PSX_BIT (2) | |
1839 | #define USTYPE_SMB_BIT (3) | |
1840 | ||
1841 | #define USTYPE_USR (1 << USTYPE_USR_BIT) | |
1842 | #define USTYPE_GRP (1 << USTYPE_GRP_BIT) | |
1843 | ||
1844 | #define USTYPE_PSX (1 << USTYPE_PSX_BIT) | |
1845 | #define USTYPE_SMB (1 << USTYPE_SMB_BIT) | |
1846 | ||
1847 | #define USTYPE_PSX_USR (USTYPE_PSX | USTYPE_USR) | |
1848 | #define USTYPE_SMB_USR (USTYPE_SMB | USTYPE_USR) | |
1849 | #define USTYPE_PSX_GRP (USTYPE_PSX | USTYPE_GRP) | |
1850 | #define USTYPE_SMB_GRP (USTYPE_SMB | USTYPE_GRP) | |
1851 | #define USTYPE_ALL (USTYPE_PSX_USR | USTYPE_SMB_USR \ | |
1852 | | USTYPE_PSX_GRP | USTYPE_SMB_GRP) | |
1853 | ||
1854 | ||
1855 | #define USPROP_USED_BIT (0) | |
1856 | #define USPROP_QUOTA_BIT (1) | |
1857 | ||
1858 | #define USPROP_USED (1 << USPROP_USED_BIT) | |
1859 | #define USPROP_QUOTA (1 << USPROP_QUOTA_BIT) | |
1860 | ||
1861 | typedef struct us_node { | |
1862 | nvlist_t *usn_nvl; | |
1863 | uu_avl_node_t usn_avlnode; | |
1864 | uu_list_node_t usn_listnode; | |
1865 | } us_node_t; | |
1866 | ||
1867 | typedef struct us_cbdata { | |
1868 | nvlist_t **cb_nvlp; | |
1869 | uu_avl_pool_t *cb_avl_pool; | |
1870 | uu_avl_t *cb_avl; | |
1871 | boolean_t cb_numname; | |
1872 | boolean_t cb_nicenum; | |
1873 | boolean_t cb_sid2posix; | |
1874 | zfs_userquota_prop_t cb_prop; | |
1875 | zfs_sort_column_t *cb_sortcol; | |
1876 | size_t cb_max_typelen; | |
1877 | size_t cb_max_namelen; | |
1878 | size_t cb_max_usedlen; | |
1879 | size_t cb_max_quotalen; | |
1880 | } us_cbdata_t; | |
1881 | ||
1882 | typedef struct { | |
1883 | zfs_sort_column_t *si_sortcol; | |
1884 | boolean_t si_num_name; | |
1885 | boolean_t si_parsable; | |
1886 | } us_sort_info_t; | |
1887 | ||
1888 | static int | |
1889 | us_compare(const void *larg, const void *rarg, void *unused) | |
1890 | { | |
1891 | const us_node_t *l = larg; | |
1892 | const us_node_t *r = rarg; | |
1893 | int rc = 0; | |
1894 | us_sort_info_t *si = (us_sort_info_t *)unused; | |
1895 | zfs_sort_column_t *sortcol = si->si_sortcol; | |
1896 | boolean_t num_name = si->si_num_name; | |
1897 | nvlist_t *lnvl = l->usn_nvl; | |
1898 | nvlist_t *rnvl = r->usn_nvl; | |
1899 | ||
1900 | for (; sortcol != NULL; sortcol = sortcol->sc_next) { | |
1901 | char *lvstr = ""; | |
1902 | char *rvstr = ""; | |
1903 | uint32_t lv32 = 0; | |
1904 | uint32_t rv32 = 0; | |
1905 | uint64_t lv64 = 0; | |
1906 | uint64_t rv64 = 0; | |
1907 | zfs_prop_t prop = sortcol->sc_prop; | |
1908 | const char *propname = NULL; | |
1909 | boolean_t reverse = sortcol->sc_reverse; | |
1910 | ||
1911 | switch (prop) { | |
1912 | case ZFS_PROP_TYPE: | |
1913 | propname = "type"; | |
1914 | (void) nvlist_lookup_uint32(lnvl, propname, &lv32); | |
1915 | (void) nvlist_lookup_uint32(rnvl, propname, &rv32); | |
1916 | if (rv32 != lv32) | |
1917 | rc = (rv32 > lv32) ? 1 : -1; | |
1918 | break; | |
1919 | case ZFS_PROP_NAME: | |
1920 | propname = "name"; | |
1921 | if (num_name) { | |
1922 | (void) nvlist_lookup_uint32(lnvl, propname, | |
1923 | &lv32); | |
1924 | (void) nvlist_lookup_uint32(rnvl, propname, | |
1925 | &rv32); | |
1926 | if (rv32 != lv32) | |
1927 | rc = (rv32 > lv32) ? 1 : -1; | |
1928 | } else { | |
1929 | (void) nvlist_lookup_string(lnvl, propname, | |
1930 | &lvstr); | |
1931 | (void) nvlist_lookup_string(rnvl, propname, | |
1932 | &rvstr); | |
1933 | rc = strcmp(lvstr, rvstr); | |
1934 | } | |
1935 | break; | |
1936 | ||
1937 | case ZFS_PROP_USED: | |
1938 | case ZFS_PROP_QUOTA: | |
1939 | if (ZFS_PROP_USED == prop) | |
1940 | propname = "used"; | |
1941 | else | |
1942 | propname = "quota"; | |
1943 | (void) nvlist_lookup_uint64(lnvl, propname, &lv64); | |
1944 | (void) nvlist_lookup_uint64(rnvl, propname, &rv64); | |
1945 | if (rv64 != lv64) | |
1946 | rc = (rv64 > lv64) ? 1 : -1; | |
1947 | default: | |
1948 | break; | |
1949 | } | |
1950 | ||
1951 | if (rc) { | |
1952 | if (rc < 0) | |
1953 | return (reverse ? 1 : -1); | |
1954 | else | |
1955 | return (reverse ? -1 : 1); | |
1956 | } | |
1957 | } | |
1958 | ||
1959 | return (rc); | |
1960 | } | |
1961 | ||
1962 | static inline const char * | |
1963 | us_type2str(unsigned field_type) | |
1964 | { | |
1965 | switch (field_type) { | |
1966 | case USTYPE_PSX_USR: | |
1967 | return ("POSIX User"); | |
1968 | case USTYPE_PSX_GRP: | |
1969 | return ("POSIX Group"); | |
1970 | case USTYPE_SMB_USR: | |
1971 | return ("SMB User"); | |
1972 | case USTYPE_SMB_GRP: | |
1973 | return ("SMB Group"); | |
1974 | default: | |
1975 | return ("Undefined"); | |
1976 | } | |
1977 | } | |
1978 | ||
34dc7c2f | 1979 | /* |
9babb374 BB |
1980 | * zfs userspace |
1981 | */ | |
1982 | static int | |
1983 | userspace_cb(void *arg, const char *domain, uid_t rid, uint64_t space) | |
1984 | { | |
0b7936d5 AS |
1985 | us_cbdata_t *cb = (us_cbdata_t *)arg; |
1986 | zfs_userquota_prop_t prop = cb->cb_prop; | |
9babb374 | 1987 | char *name = NULL; |
0b7936d5 | 1988 | char *propname; |
9babb374 BB |
1989 | char namebuf[32]; |
1990 | char sizebuf[32]; | |
0b7936d5 AS |
1991 | us_node_t *node; |
1992 | uu_avl_pool_t *avl_pool = cb->cb_avl_pool; | |
1993 | uu_avl_t *avl = cb->cb_avl; | |
1994 | uu_avl_index_t idx; | |
1995 | nvlist_t *props; | |
1996 | us_node_t *n; | |
1997 | zfs_sort_column_t *sortcol = cb->cb_sortcol; | |
1998 | unsigned type; | |
1999 | const char *typestr; | |
2000 | size_t namelen; | |
2001 | size_t typelen; | |
2002 | size_t sizelen; | |
2003 | us_sort_info_t sortinfo = { sortcol, cb->cb_numname }; | |
9babb374 BB |
2004 | |
2005 | if (domain == NULL || domain[0] == '\0') { | |
0b7936d5 AS |
2006 | /* POSIX */ |
2007 | if (prop == ZFS_PROP_GROUPUSED || prop == ZFS_PROP_GROUPQUOTA) { | |
2008 | type = USTYPE_PSX_GRP; | |
9babb374 BB |
2009 | struct group *g = getgrgid(rid); |
2010 | if (g) | |
2011 | name = g->gr_name; | |
2012 | } else { | |
0b7936d5 | 2013 | type = USTYPE_PSX_USR; |
9babb374 BB |
2014 | struct passwd *p = getpwuid(rid); |
2015 | if (p) | |
2016 | name = p->pw_name; | |
2017 | } | |
0b7936d5 AS |
2018 | } else { |
2019 | #ifdef HAVE_IDMAP | |
2020 | char sid[ZFS_MAXNAMELEN+32]; | |
2021 | uid_t id; | |
2022 | uint64_t classes; | |
2023 | int err; | |
2024 | directory_error_t e; | |
2025 | ||
2026 | (void) snprintf(sid, sizeof (sid), "%s-%u", domain, rid); | |
2027 | /* SMB */ | |
2028 | if (prop == ZFS_PROP_GROUPUSED || prop == ZFS_PROP_GROUPQUOTA) { | |
2029 | type = USTYPE_SMB_GRP; | |
2030 | err = sid_to_id(sid, B_FALSE, &id); | |
2031 | } else { | |
2032 | type = USTYPE_SMB_USR; | |
2033 | err = sid_to_id(sid, B_TRUE, &id); | |
2034 | } | |
2035 | ||
2036 | if (err == 0) { | |
2037 | rid = id; | |
2038 | ||
2039 | e = directory_name_from_sid(NULL, sid, &name, &classes); | |
2040 | if (e != NULL) { | |
2041 | directory_error_free(e); | |
2042 | return (NULL); | |
2043 | } | |
2044 | ||
2045 | if (name == NULL) | |
2046 | name = sid; | |
2047 | } | |
2048 | #else | |
2049 | return (-1); | |
2050 | #endif /* HAVE_IDMAP */ | |
9babb374 BB |
2051 | } |
2052 | ||
0b7936d5 AS |
2053 | /* |
2054 | * if (prop == ZFS_PROP_GROUPUSED || prop == ZFS_PROP_GROUPQUOTA) | |
2055 | * ug = "group"; | |
2056 | * else | |
2057 | * ug = "user"; | |
2058 | */ | |
9babb374 | 2059 | |
0b7936d5 | 2060 | if (prop == ZFS_PROP_USERUSED || prop == ZFS_PROP_GROUPUSED) |
9babb374 BB |
2061 | propname = "used"; |
2062 | else | |
2063 | propname = "quota"; | |
2064 | ||
0b7936d5 AS |
2065 | (void) snprintf(namebuf, sizeof (namebuf), "%u", rid); |
2066 | if (name == NULL) | |
9babb374 | 2067 | name = namebuf; |
0b7936d5 AS |
2068 | |
2069 | if (cb->cb_nicenum) | |
2070 | zfs_nicenum(space, sizebuf, sizeof (sizebuf)); | |
2071 | else | |
2072 | (void) sprintf(sizebuf, "%llu", (u_longlong_t)space); | |
2073 | ||
2074 | node = safe_malloc(sizeof (us_node_t)); | |
2075 | uu_avl_node_init(node, &node->usn_avlnode, avl_pool); | |
2076 | ||
2077 | if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0) { | |
2078 | free(node); | |
2079 | return (-1); | |
2080 | } | |
2081 | ||
2082 | if (nvlist_add_uint32(props, "type", type) != 0) | |
2083 | nomem(); | |
2084 | ||
2085 | if (cb->cb_numname) { | |
2086 | if (nvlist_add_uint32(props, "name", rid) != 0) | |
2087 | nomem(); | |
2088 | namelen = strlen(namebuf); | |
2089 | } else { | |
2090 | if (nvlist_add_string(props, "name", name) != 0) | |
2091 | nomem(); | |
2092 | namelen = strlen(name); | |
2093 | } | |
2094 | ||
2095 | typestr = us_type2str(type); | |
2096 | typelen = strlen(gettext(typestr)); | |
2097 | if (typelen > cb->cb_max_typelen) | |
2098 | cb->cb_max_typelen = typelen; | |
2099 | ||
2100 | if (namelen > cb->cb_max_namelen) | |
2101 | cb->cb_max_namelen = namelen; | |
2102 | ||
2103 | sizelen = strlen(sizebuf); | |
2104 | if (0 == strcmp(propname, "used")) { | |
2105 | if (sizelen > cb->cb_max_usedlen) | |
2106 | cb->cb_max_usedlen = sizelen; | |
2107 | } else { | |
2108 | if (sizelen > cb->cb_max_quotalen) | |
2109 | cb->cb_max_quotalen = sizelen; | |
2110 | } | |
2111 | ||
2112 | node->usn_nvl = props; | |
2113 | ||
2114 | n = uu_avl_find(avl, node, &sortinfo, &idx); | |
2115 | if (n == NULL) | |
2116 | uu_avl_insert(avl, node, idx); | |
2117 | else { | |
2118 | nvlist_free(props); | |
2119 | free(node); | |
2120 | node = n; | |
2121 | props = node->usn_nvl; | |
9babb374 | 2122 | } |
9babb374 | 2123 | |
0b7936d5 AS |
2124 | if (nvlist_add_uint64(props, propname, space) != 0) |
2125 | nomem(); | |
2126 | ||
2127 | return (0); | |
2128 | } | |
2129 | ||
2130 | static inline boolean_t | |
2131 | usprop_check(zfs_userquota_prop_t p, unsigned types, unsigned props) | |
2132 | { | |
2133 | unsigned type; | |
2134 | unsigned prop; | |
2135 | ||
2136 | switch (p) { | |
2137 | case ZFS_PROP_USERUSED: | |
2138 | type = USTYPE_USR; | |
2139 | prop = USPROP_USED; | |
2140 | break; | |
2141 | case ZFS_PROP_USERQUOTA: | |
2142 | type = USTYPE_USR; | |
2143 | prop = USPROP_QUOTA; | |
2144 | break; | |
2145 | case ZFS_PROP_GROUPUSED: | |
2146 | type = USTYPE_GRP; | |
2147 | prop = USPROP_USED; | |
2148 | break; | |
2149 | case ZFS_PROP_GROUPQUOTA: | |
2150 | type = USTYPE_GRP; | |
2151 | prop = USPROP_QUOTA; | |
2152 | break; | |
2153 | default: /* ALL */ | |
2154 | return (B_TRUE); | |
2155 | }; | |
2156 | ||
2157 | return (type & types && prop & props); | |
2158 | } | |
2159 | ||
2160 | #define USFIELD_TYPE (1 << 0) | |
2161 | #define USFIELD_NAME (1 << 1) | |
2162 | #define USFIELD_USED (1 << 2) | |
2163 | #define USFIELD_QUOTA (1 << 3) | |
2164 | #define USFIELD_ALL (USFIELD_TYPE | USFIELD_NAME | USFIELD_USED | USFIELD_QUOTA) | |
2165 | ||
2166 | static int | |
2167 | parsefields(unsigned *fieldsp, char **names, unsigned *bits, size_t len) | |
2168 | { | |
2169 | char *field = optarg; | |
2170 | char *delim; | |
2171 | ||
2172 | do { | |
2173 | int i; | |
2174 | boolean_t found = B_FALSE; | |
2175 | delim = strchr(field, ','); | |
2176 | if (delim != NULL) | |
2177 | *delim = '\0'; | |
2178 | ||
2179 | for (i = 0; i < len; i++) | |
2180 | if (0 == strcmp(field, names[i])) { | |
2181 | found = B_TRUE; | |
2182 | *fieldsp |= bits[i]; | |
2183 | break; | |
2184 | } | |
2185 | ||
2186 | if (!found) { | |
2187 | (void) fprintf(stderr, gettext("invalid type '%s'" | |
2188 | "for -t option\n"), field); | |
2189 | return (-1); | |
2190 | } | |
2191 | ||
2192 | field = delim + 1; | |
2193 | } while (delim); | |
9babb374 BB |
2194 | |
2195 | return (0); | |
2196 | } | |
2197 | ||
0b7936d5 AS |
2198 | |
2199 | static char *type_names[] = { "posixuser", "smbuser", "posixgroup", "smbgroup", | |
2200 | "all" }; | |
2201 | static unsigned type_bits[] = { | |
2202 | USTYPE_PSX_USR, | |
2203 | USTYPE_SMB_USR, | |
2204 | USTYPE_PSX_GRP, | |
2205 | USTYPE_SMB_GRP, | |
2206 | USTYPE_ALL | |
2207 | }; | |
2208 | ||
2209 | static char *us_field_names[] = { "type", "name", "used", "quota" }; | |
2210 | static unsigned us_field_bits[] = { | |
2211 | USFIELD_TYPE, | |
2212 | USFIELD_NAME, | |
2213 | USFIELD_USED, | |
2214 | USFIELD_QUOTA | |
2215 | }; | |
2216 | ||
2217 | static void | |
2218 | print_us_node(boolean_t scripted, boolean_t parseable, unsigned fields, | |
2219 | size_t type_width, size_t name_width, size_t used_width, | |
2220 | size_t quota_width, us_node_t *node) | |
2221 | { | |
2222 | nvlist_t *nvl = node->usn_nvl; | |
2223 | nvpair_t *nvp = NULL; | |
2224 | char valstr[ZFS_MAXNAMELEN]; | |
2225 | boolean_t first = B_TRUE; | |
2226 | boolean_t quota_found = B_FALSE; | |
2227 | ||
2228 | if (fields & USFIELD_QUOTA && !nvlist_exists(nvl, "quota")) | |
2229 | if (nvlist_add_string(nvl, "quota", "none") != 0) | |
2230 | nomem(); | |
2231 | ||
2232 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
2233 | char *pname = nvpair_name(nvp); | |
2234 | data_type_t type = nvpair_type(nvp); | |
2235 | uint32_t val32 = 0; | |
2236 | uint64_t val64 = 0; | |
2237 | char *strval = NULL; | |
2238 | unsigned field = 0; | |
2239 | unsigned width = 0; | |
2240 | int i; | |
2241 | for (i = 0; i < 4; i++) { | |
2242 | if (0 == strcmp(pname, us_field_names[i])) { | |
2243 | field = us_field_bits[i]; | |
2244 | break; | |
2245 | } | |
2246 | } | |
2247 | ||
2248 | if (!(field & fields)) | |
2249 | continue; | |
2250 | ||
2251 | switch (type) { | |
2252 | case DATA_TYPE_UINT32: | |
2253 | (void) nvpair_value_uint32(nvp, &val32); | |
2254 | break; | |
2255 | case DATA_TYPE_UINT64: | |
2256 | (void) nvpair_value_uint64(nvp, &val64); | |
2257 | break; | |
2258 | case DATA_TYPE_STRING: | |
2259 | (void) nvpair_value_string(nvp, &strval); | |
2260 | break; | |
2261 | default: | |
2262 | (void) fprintf(stderr, "Invalid data type\n"); | |
2263 | } | |
2264 | ||
2265 | if (!first) { | |
2266 | if (scripted) | |
2267 | (void) printf("\t"); | |
2268 | else | |
2269 | (void) printf(" "); | |
2270 | } | |
2271 | ||
2272 | switch (field) { | |
2273 | case USFIELD_TYPE: | |
2274 | strval = (char *)us_type2str(val32); | |
2275 | width = type_width; | |
2276 | break; | |
2277 | case USFIELD_NAME: | |
2278 | if (type == DATA_TYPE_UINT64) { | |
2279 | (void) sprintf(valstr, "%llu", | |
2280 | (u_longlong_t) val64); | |
2281 | strval = valstr; | |
2282 | } | |
2283 | width = name_width; | |
2284 | break; | |
2285 | case USFIELD_USED: | |
2286 | case USFIELD_QUOTA: | |
2287 | if (type == DATA_TYPE_UINT64) { | |
2288 | (void) nvpair_value_uint64(nvp, &val64); | |
2289 | if (parseable) | |
2290 | (void) sprintf(valstr, "%llu", | |
2291 | (u_longlong_t) val64); | |
2292 | else | |
2293 | zfs_nicenum(val64, valstr, | |
2294 | sizeof (valstr)); | |
2295 | strval = valstr; | |
2296 | } | |
2297 | ||
2298 | if (field == USFIELD_USED) | |
2299 | width = used_width; | |
2300 | else { | |
2301 | quota_found = B_FALSE; | |
2302 | width = quota_width; | |
2303 | } | |
2304 | ||
2305 | break; | |
2306 | } | |
2307 | ||
2308 | if (field == USFIELD_QUOTA && !quota_found) | |
2309 | (void) printf("%*s", width, strval); | |
2310 | else { | |
2311 | if (type == DATA_TYPE_STRING) | |
2312 | (void) printf("%-*s", width, strval); | |
2313 | else | |
2314 | (void) printf("%*s", width, strval); | |
2315 | } | |
2316 | ||
2317 | first = B_FALSE; | |
2318 | ||
2319 | } | |
2320 | ||
2321 | (void) printf("\n"); | |
2322 | } | |
2323 | ||
2324 | static void | |
2325 | print_us(boolean_t scripted, boolean_t parsable, unsigned fields, | |
2326 | unsigned type_width, unsigned name_width, unsigned used_width, | |
2327 | unsigned quota_width, boolean_t rmnode, uu_avl_t *avl) | |
2328 | { | |
2329 | static char *us_field_hdr[] = { "TYPE", "NAME", "USED", "QUOTA" }; | |
2330 | us_node_t *node; | |
2331 | const char *col; | |
2332 | int i; | |
2333 | int width[4] = { type_width, name_width, used_width, quota_width }; | |
2334 | ||
2335 | if (!scripted) { | |
2336 | boolean_t first = B_TRUE; | |
2337 | for (i = 0; i < 4; i++) { | |
2338 | unsigned field = us_field_bits[i]; | |
2339 | if (!(field & fields)) | |
2340 | continue; | |
2341 | ||
2342 | col = gettext(us_field_hdr[i]); | |
2343 | if (field == USFIELD_TYPE || field == USFIELD_NAME) | |
2344 | (void) printf(first?"%-*s":" %-*s", width[i], | |
2345 | col); | |
2346 | else | |
2347 | (void) printf(first?"%*s":" %*s", width[i], | |
2348 | col); | |
2349 | first = B_FALSE; | |
2350 | } | |
2351 | (void) printf("\n"); | |
2352 | } | |
2353 | ||
2354 | for (node = uu_avl_first(avl); node != NULL; | |
2355 | node = uu_avl_next(avl, node)) { | |
2356 | print_us_node(scripted, parsable, fields, type_width, | |
2357 | name_width, used_width, used_width, node); | |
2358 | if (rmnode) | |
2359 | nvlist_free(node->usn_nvl); | |
2360 | } | |
2361 | } | |
2362 | ||
9babb374 BB |
2363 | static int |
2364 | zfs_do_userspace(int argc, char **argv) | |
2365 | { | |
2366 | zfs_handle_t *zhp; | |
2367 | zfs_userquota_prop_t p; | |
0b7936d5 AS |
2368 | uu_avl_pool_t *avl_pool; |
2369 | uu_avl_t *avl_tree; | |
2370 | uu_avl_walk_t *walk; | |
2371 | ||
2372 | char *cmd; | |
2373 | boolean_t scripted = B_FALSE; | |
2374 | boolean_t prtnum = B_FALSE; | |
2375 | boolean_t parseable = B_FALSE; | |
2376 | boolean_t sid2posix = B_FALSE; | |
c70602f1 | 2377 | int error = 0; |
0b7936d5 AS |
2378 | int c; |
2379 | zfs_sort_column_t *default_sortcol = NULL; | |
2380 | zfs_sort_column_t *sortcol = NULL; | |
2381 | unsigned types = USTYPE_PSX_USR | USTYPE_SMB_USR; | |
2382 | unsigned fields = 0; | |
2383 | unsigned props = USPROP_USED | USPROP_QUOTA; | |
2384 | us_cbdata_t cb; | |
2385 | us_node_t *node; | |
2386 | boolean_t resort_avl = B_FALSE; | |
2387 | ||
2388 | if (argc < 2) | |
2389 | usage(B_FALSE); | |
2390 | ||
2391 | cmd = argv[0]; | |
2392 | if (0 == strcmp(cmd, "groupspace")) | |
2393 | /* toggle default group types */ | |
2394 | types = USTYPE_PSX_GRP | USTYPE_SMB_GRP; | |
2395 | ||
2396 | /* check options */ | |
2397 | while ((c = getopt(argc, argv, "nHpo:s:S:t:i")) != -1) { | |
2398 | switch (c) { | |
2399 | case 'n': | |
2400 | prtnum = B_TRUE; | |
2401 | break; | |
2402 | case 'H': | |
2403 | scripted = B_TRUE; | |
2404 | break; | |
2405 | case 'p': | |
2406 | parseable = B_TRUE; | |
2407 | break; | |
2408 | case 'o': | |
2409 | if (parsefields(&fields, us_field_names, us_field_bits, | |
2410 | 4) != 0) | |
2411 | return (1); | |
2412 | break; | |
2413 | case 's': | |
2414 | if (zfs_add_sort_column(&sortcol, optarg, | |
2415 | B_FALSE) != 0) { | |
2416 | (void) fprintf(stderr, | |
2417 | gettext("invalid property '%s'\n"), optarg); | |
2418 | usage(B_FALSE); | |
2419 | } | |
2420 | break; | |
2421 | case 'S': | |
2422 | if (zfs_add_sort_column(&sortcol, optarg, | |
2423 | B_TRUE) != 0) { | |
2424 | (void) fprintf(stderr, | |
2425 | gettext("invalid property '%s'\n"), optarg); | |
2426 | usage(B_FALSE); | |
2427 | } | |
2428 | break; | |
2429 | case 't': | |
2430 | if (parsefields(&types, type_names, type_bits, 5)) | |
2431 | return (1); | |
2432 | break; | |
2433 | case 'i': | |
2434 | sid2posix = B_TRUE; | |
2435 | break; | |
2436 | case ':': | |
2437 | (void) fprintf(stderr, gettext("missing argument for " | |
2438 | "'%c' option\n"), optopt); | |
2439 | usage(B_FALSE); | |
2440 | break; | |
2441 | case '?': | |
2442 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
2443 | optopt); | |
2444 | usage(B_FALSE); | |
2445 | } | |
2446 | } | |
2447 | ||
2448 | argc -= optind; | |
2449 | argv += optind; | |
2450 | ||
2451 | /* ok, now we have sorted by default colums (type,name) avl tree */ | |
2452 | if (sortcol) { | |
2453 | zfs_sort_column_t *sc; | |
2454 | for (sc = sortcol; sc; sc = sc->sc_next) { | |
2455 | if (sc->sc_prop == ZFS_PROP_QUOTA) { | |
2456 | resort_avl = B_TRUE; | |
2457 | break; | |
2458 | } | |
2459 | } | |
2460 | } | |
2461 | ||
2462 | if (!fields) | |
2463 | fields = USFIELD_ALL; | |
9babb374 | 2464 | |
9babb374 BB |
2465 | if ((zhp = zfs_open(g_zfs, argv[argc-1], ZFS_TYPE_DATASET)) == NULL) |
2466 | return (1); | |
2467 | ||
0b7936d5 AS |
2468 | if ((avl_pool = uu_avl_pool_create("us_avl_pool", sizeof (us_node_t), |
2469 | offsetof(us_node_t, usn_avlnode), | |
2470 | us_compare, UU_DEFAULT)) == NULL) | |
2471 | nomem(); | |
2472 | if ((avl_tree = uu_avl_create(avl_pool, NULL, UU_DEFAULT)) == NULL) | |
2473 | nomem(); | |
2474 | ||
2475 | if (sortcol && !resort_avl) | |
2476 | cb.cb_sortcol = sortcol; | |
2477 | else { | |
2478 | (void) zfs_add_sort_column(&default_sortcol, "type", B_FALSE); | |
2479 | (void) zfs_add_sort_column(&default_sortcol, "name", B_FALSE); | |
2480 | cb.cb_sortcol = default_sortcol; | |
2481 | } | |
2482 | cb.cb_numname = prtnum; | |
2483 | cb.cb_nicenum = !parseable; | |
2484 | cb.cb_avl_pool = avl_pool; | |
2485 | cb.cb_avl = avl_tree; | |
2486 | cb.cb_sid2posix = sid2posix; | |
2487 | cb.cb_max_typelen = strlen(gettext("TYPE")); | |
2488 | cb.cb_max_namelen = strlen(gettext("NAME")); | |
2489 | cb.cb_max_usedlen = strlen(gettext("USED")); | |
2490 | cb.cb_max_quotalen = strlen(gettext("QUOTA")); | |
9babb374 BB |
2491 | |
2492 | for (p = 0; p < ZFS_NUM_USERQUOTA_PROPS; p++) { | |
0b7936d5 AS |
2493 | if (!usprop_check(p, types, props)) |
2494 | continue; | |
2495 | ||
2496 | cb.cb_prop = p; | |
2497 | error = zfs_userspace(zhp, p, userspace_cb, &cb); | |
9babb374 BB |
2498 | if (error) |
2499 | break; | |
2500 | } | |
0b7936d5 AS |
2501 | |
2502 | ||
2503 | if (resort_avl) { | |
2504 | us_node_t *node; | |
2505 | us_node_t *rmnode; | |
2506 | uu_list_pool_t *listpool; | |
2507 | uu_list_t *list; | |
2508 | uu_avl_index_t idx = 0; | |
2509 | uu_list_index_t idx2 = 0; | |
2510 | listpool = uu_list_pool_create("tmplist", sizeof (us_node_t), | |
2511 | offsetof(us_node_t, usn_listnode), NULL, | |
2512 | UU_DEFAULT); | |
2513 | list = uu_list_create(listpool, NULL, UU_DEFAULT); | |
2514 | ||
2515 | node = uu_avl_first(avl_tree); | |
2516 | uu_list_node_init(node, &node->usn_listnode, listpool); | |
2517 | while (node != NULL) { | |
2518 | rmnode = node; | |
2519 | node = uu_avl_next(avl_tree, node); | |
2520 | uu_avl_remove(avl_tree, rmnode); | |
2521 | if (uu_list_find(list, rmnode, NULL, &idx2) == NULL) { | |
2522 | uu_list_insert(list, rmnode, idx2); | |
2523 | } | |
2524 | } | |
2525 | ||
2526 | for (node = uu_list_first(list); node != NULL; | |
2527 | node = uu_list_next(list, node)) { | |
2528 | us_sort_info_t sortinfo = { sortcol, cb.cb_numname }; | |
2529 | if (uu_avl_find(avl_tree, node, &sortinfo, &idx) == | |
2530 | NULL) | |
2531 | uu_avl_insert(avl_tree, node, idx); | |
2532 | } | |
2533 | ||
2534 | uu_list_destroy(list); | |
2535 | } | |
2536 | ||
2537 | /* print & free node`s nvlist memory */ | |
2538 | print_us(scripted, parseable, fields, cb.cb_max_typelen, | |
2539 | cb.cb_max_namelen, cb.cb_max_usedlen, | |
2540 | cb.cb_max_quotalen, B_TRUE, cb.cb_avl); | |
2541 | ||
2542 | if (sortcol) | |
2543 | zfs_free_sort_columns(sortcol); | |
2544 | zfs_free_sort_columns(default_sortcol); | |
2545 | ||
2546 | /* | |
2547 | * Finally, clean up the AVL tree. | |
2548 | */ | |
2549 | if ((walk = uu_avl_walk_start(cb.cb_avl, UU_WALK_ROBUST)) == NULL) | |
2550 | nomem(); | |
2551 | ||
2552 | while ((node = uu_avl_walk_next(walk)) != NULL) { | |
2553 | uu_avl_remove(cb.cb_avl, node); | |
2554 | free(node); | |
2555 | } | |
2556 | ||
2557 | uu_avl_walk_end(walk); | |
2558 | uu_avl_destroy(avl_tree); | |
2559 | uu_avl_pool_destroy(avl_pool); | |
2560 | ||
9babb374 BB |
2561 | return (error); |
2562 | } | |
2563 | ||
2564 | /* | |
2565 | * list [-r][-d max] [-H] [-o property[,property]...] [-t type[,type]...] | |
34dc7c2f BB |
2566 | * [-s property [-s property]...] [-S property [-S property]...] |
2567 | * <dataset> ... | |
2568 | * | |
428870ff BB |
2569 | * -r Recurse over all children |
2570 | * -d Limit recursion by depth. | |
2571 | * -H Scripted mode; elide headers and separate columns by tabs | |
2572 | * -o Control which fields to display. | |
2573 | * -t Control which object types to display. | |
34dc7c2f BB |
2574 | * -s Specify sort columns, descending order. |
2575 | * -S Specify sort columns, ascending order. | |
2576 | * | |
2577 | * When given no arguments, lists all filesystems in the system. | |
2578 | * Otherwise, list the specified datasets, optionally recursing down them if | |
2579 | * '-r' is specified. | |
2580 | */ | |
2581 | typedef struct list_cbdata { | |
2582 | boolean_t cb_first; | |
2583 | boolean_t cb_scripted; | |
2584 | zprop_list_t *cb_proplist; | |
2585 | } list_cbdata_t; | |
2586 | ||
2587 | /* | |
2588 | * Given a list of columns to display, output appropriate headers for each one. | |
2589 | */ | |
2590 | static void | |
2591 | print_header(zprop_list_t *pl) | |
2592 | { | |
2593 | char headerbuf[ZFS_MAXPROPLEN]; | |
2594 | const char *header; | |
2595 | int i; | |
2596 | boolean_t first = B_TRUE; | |
2597 | boolean_t right_justify; | |
2598 | ||
2599 | for (; pl != NULL; pl = pl->pl_next) { | |
2600 | if (!first) { | |
2601 | (void) printf(" "); | |
2602 | } else { | |
2603 | first = B_FALSE; | |
2604 | } | |
2605 | ||
2606 | right_justify = B_FALSE; | |
2607 | if (pl->pl_prop != ZPROP_INVAL) { | |
2608 | header = zfs_prop_column_name(pl->pl_prop); | |
2609 | right_justify = zfs_prop_align_right(pl->pl_prop); | |
2610 | } else { | |
2611 | for (i = 0; pl->pl_user_prop[i] != '\0'; i++) | |
2612 | headerbuf[i] = toupper(pl->pl_user_prop[i]); | |
2613 | headerbuf[i] = '\0'; | |
2614 | header = headerbuf; | |
2615 | } | |
2616 | ||
2617 | if (pl->pl_next == NULL && !right_justify) | |
2618 | (void) printf("%s", header); | |
2619 | else if (right_justify) | |
b8864a23 | 2620 | (void) printf("%*s", (int)pl->pl_width, header); |
34dc7c2f | 2621 | else |
b8864a23 | 2622 | (void) printf("%-*s", (int)pl->pl_width, header); |
34dc7c2f BB |
2623 | } |
2624 | ||
2625 | (void) printf("\n"); | |
2626 | } | |
2627 | ||
2628 | /* | |
2629 | * Given a dataset and a list of fields, print out all the properties according | |
2630 | * to the described layout. | |
2631 | */ | |
2632 | static void | |
2633 | print_dataset(zfs_handle_t *zhp, zprop_list_t *pl, boolean_t scripted) | |
2634 | { | |
2635 | boolean_t first = B_TRUE; | |
2636 | char property[ZFS_MAXPROPLEN]; | |
2637 | nvlist_t *userprops = zfs_get_user_props(zhp); | |
2638 | nvlist_t *propval; | |
2639 | char *propstr; | |
2640 | boolean_t right_justify; | |
2641 | int width; | |
2642 | ||
2643 | for (; pl != NULL; pl = pl->pl_next) { | |
2644 | if (!first) { | |
2645 | if (scripted) | |
2646 | (void) printf("\t"); | |
2647 | else | |
2648 | (void) printf(" "); | |
2649 | } else { | |
2650 | first = B_FALSE; | |
2651 | } | |
2652 | ||
34dc7c2f BB |
2653 | if (pl->pl_prop != ZPROP_INVAL) { |
2654 | if (zfs_prop_get(zhp, pl->pl_prop, property, | |
2655 | sizeof (property), NULL, NULL, 0, B_FALSE) != 0) | |
2656 | propstr = "-"; | |
2657 | else | |
2658 | propstr = property; | |
2659 | ||
2660 | right_justify = zfs_prop_align_right(pl->pl_prop); | |
9babb374 BB |
2661 | } else if (zfs_prop_userquota(pl->pl_user_prop)) { |
2662 | if (zfs_prop_get_userquota(zhp, pl->pl_user_prop, | |
2663 | property, sizeof (property), B_FALSE) != 0) | |
2664 | propstr = "-"; | |
2665 | else | |
2666 | propstr = property; | |
2667 | right_justify = B_TRUE; | |
34dc7c2f BB |
2668 | } else { |
2669 | if (nvlist_lookup_nvlist(userprops, | |
2670 | pl->pl_user_prop, &propval) != 0) | |
2671 | propstr = "-"; | |
2672 | else | |
2673 | verify(nvlist_lookup_string(propval, | |
2674 | ZPROP_VALUE, &propstr) == 0); | |
9babb374 | 2675 | right_justify = B_FALSE; |
34dc7c2f BB |
2676 | } |
2677 | ||
2678 | width = pl->pl_width; | |
2679 | ||
2680 | /* | |
2681 | * If this is being called in scripted mode, or if this is the | |
2682 | * last column and it is left-justified, don't include a width | |
2683 | * format specifier. | |
2684 | */ | |
2685 | if (scripted || (pl->pl_next == NULL && !right_justify)) | |
2686 | (void) printf("%s", propstr); | |
2687 | else if (right_justify) | |
2688 | (void) printf("%*s", width, propstr); | |
2689 | else | |
2690 | (void) printf("%-*s", width, propstr); | |
2691 | } | |
2692 | ||
2693 | (void) printf("\n"); | |
2694 | } | |
2695 | ||
2696 | /* | |
2697 | * Generic callback function to list a dataset or snapshot. | |
2698 | */ | |
2699 | static int | |
2700 | list_callback(zfs_handle_t *zhp, void *data) | |
2701 | { | |
2702 | list_cbdata_t *cbp = data; | |
2703 | ||
2704 | if (cbp->cb_first) { | |
2705 | if (!cbp->cb_scripted) | |
2706 | print_header(cbp->cb_proplist); | |
2707 | cbp->cb_first = B_FALSE; | |
2708 | } | |
2709 | ||
2710 | print_dataset(zhp, cbp->cb_proplist, cbp->cb_scripted); | |
2711 | ||
2712 | return (0); | |
2713 | } | |
2714 | ||
2715 | static int | |
2716 | zfs_do_list(int argc, char **argv) | |
2717 | { | |
2718 | int c; | |
34dc7c2f BB |
2719 | boolean_t scripted = B_FALSE; |
2720 | static char default_fields[] = | |
2721 | "name,used,available,referenced,mountpoint"; | |
d164b209 | 2722 | int types = ZFS_TYPE_DATASET; |
b128c09f | 2723 | boolean_t types_specified = B_FALSE; |
34dc7c2f | 2724 | char *fields = NULL; |
34dc7c2f BB |
2725 | list_cbdata_t cb = { 0 }; |
2726 | char *value; | |
9babb374 | 2727 | int limit = 0; |
34dc7c2f | 2728 | int ret; |
34dc7c2f | 2729 | zfs_sort_column_t *sortcol = NULL; |
b128c09f | 2730 | int flags = ZFS_ITER_PROP_LISTSNAPS | ZFS_ITER_ARGS_CAN_BE_PATHS; |
34dc7c2f BB |
2731 | |
2732 | /* check options */ | |
9babb374 | 2733 | while ((c = getopt(argc, argv, ":d:o:rt:Hs:S:")) != -1) { |
34dc7c2f BB |
2734 | switch (c) { |
2735 | case 'o': | |
2736 | fields = optarg; | |
2737 | break; | |
9babb374 BB |
2738 | case 'd': |
2739 | limit = parse_depth(optarg, &flags); | |
2740 | break; | |
34dc7c2f | 2741 | case 'r': |
b128c09f | 2742 | flags |= ZFS_ITER_RECURSE; |
34dc7c2f BB |
2743 | break; |
2744 | case 'H': | |
2745 | scripted = B_TRUE; | |
2746 | break; | |
2747 | case 's': | |
2748 | if (zfs_add_sort_column(&sortcol, optarg, | |
2749 | B_FALSE) != 0) { | |
2750 | (void) fprintf(stderr, | |
2751 | gettext("invalid property '%s'\n"), optarg); | |
2752 | usage(B_FALSE); | |
2753 | } | |
2754 | break; | |
2755 | case 'S': | |
2756 | if (zfs_add_sort_column(&sortcol, optarg, | |
2757 | B_TRUE) != 0) { | |
2758 | (void) fprintf(stderr, | |
2759 | gettext("invalid property '%s'\n"), optarg); | |
2760 | usage(B_FALSE); | |
2761 | } | |
2762 | break; | |
2763 | case 't': | |
2764 | types = 0; | |
b128c09f BB |
2765 | types_specified = B_TRUE; |
2766 | flags &= ~ZFS_ITER_PROP_LISTSNAPS; | |
34dc7c2f | 2767 | while (*optarg != '\0') { |
b128c09f BB |
2768 | static char *type_subopts[] = { "filesystem", |
2769 | "volume", "snapshot", "all", NULL }; | |
2770 | ||
34dc7c2f BB |
2771 | switch (getsubopt(&optarg, type_subopts, |
2772 | &value)) { | |
2773 | case 0: | |
2774 | types |= ZFS_TYPE_FILESYSTEM; | |
2775 | break; | |
2776 | case 1: | |
2777 | types |= ZFS_TYPE_VOLUME; | |
2778 | break; | |
2779 | case 2: | |
2780 | types |= ZFS_TYPE_SNAPSHOT; | |
2781 | break; | |
b128c09f BB |
2782 | case 3: |
2783 | types = ZFS_TYPE_DATASET; | |
2784 | break; | |
2785 | ||
34dc7c2f BB |
2786 | default: |
2787 | (void) fprintf(stderr, | |
2788 | gettext("invalid type '%s'\n"), | |
2789 | value); | |
2790 | usage(B_FALSE); | |
2791 | } | |
2792 | } | |
2793 | break; | |
2794 | case ':': | |
2795 | (void) fprintf(stderr, gettext("missing argument for " | |
2796 | "'%c' option\n"), optopt); | |
2797 | usage(B_FALSE); | |
2798 | break; | |
2799 | case '?': | |
2800 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
2801 | optopt); | |
2802 | usage(B_FALSE); | |
2803 | } | |
2804 | } | |
2805 | ||
2806 | argc -= optind; | |
2807 | argv += optind; | |
2808 | ||
2809 | if (fields == NULL) | |
b128c09f BB |
2810 | fields = default_fields; |
2811 | ||
2812 | /* | |
2813 | * If "-o space" and no types were specified, don't display snapshots. | |
2814 | */ | |
2815 | if (strcmp(fields, "space") == 0 && types_specified == B_FALSE) | |
2816 | types &= ~ZFS_TYPE_SNAPSHOT; | |
34dc7c2f BB |
2817 | |
2818 | /* | |
2819 | * If the user specifies '-o all', the zprop_get_list() doesn't | |
2820 | * normally include the name of the dataset. For 'zfs list', we always | |
2821 | * want this property to be first. | |
2822 | */ | |
2823 | if (zprop_get_list(g_zfs, fields, &cb.cb_proplist, ZFS_TYPE_DATASET) | |
2824 | != 0) | |
2825 | usage(B_FALSE); | |
2826 | ||
2827 | cb.cb_scripted = scripted; | |
2828 | cb.cb_first = B_TRUE; | |
2829 | ||
b128c09f | 2830 | ret = zfs_for_each(argc, argv, flags, types, sortcol, &cb.cb_proplist, |
9babb374 | 2831 | limit, list_callback, &cb); |
34dc7c2f BB |
2832 | |
2833 | zprop_free_list(cb.cb_proplist); | |
2834 | zfs_free_sort_columns(sortcol); | |
2835 | ||
2836 | if (ret == 0 && cb.cb_first && !cb.cb_scripted) | |
2837 | (void) printf(gettext("no datasets available\n")); | |
2838 | ||
2839 | return (ret); | |
2840 | } | |
2841 | ||
2842 | /* | |
2843 | * zfs rename <fs | snap | vol> <fs | snap | vol> | |
2844 | * zfs rename -p <fs | vol> <fs | vol> | |
2845 | * zfs rename -r <snap> <snap> | |
2846 | * | |
2847 | * Renames the given dataset to another of the same type. | |
2848 | * | |
2849 | * The '-p' flag creates all the non-existing ancestors of the target first. | |
2850 | */ | |
2851 | /* ARGSUSED */ | |
2852 | static int | |
2853 | zfs_do_rename(int argc, char **argv) | |
2854 | { | |
2855 | zfs_handle_t *zhp; | |
2856 | int c; | |
2857 | int ret; | |
2858 | boolean_t recurse = B_FALSE; | |
2859 | boolean_t parents = B_FALSE; | |
2860 | ||
2861 | /* check options */ | |
2862 | while ((c = getopt(argc, argv, "pr")) != -1) { | |
2863 | switch (c) { | |
2864 | case 'p': | |
2865 | parents = B_TRUE; | |
2866 | break; | |
2867 | case 'r': | |
2868 | recurse = B_TRUE; | |
2869 | break; | |
2870 | case '?': | |
2871 | default: | |
2872 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
2873 | optopt); | |
2874 | usage(B_FALSE); | |
2875 | } | |
2876 | } | |
2877 | ||
2878 | argc -= optind; | |
2879 | argv += optind; | |
2880 | ||
2881 | /* check number of arguments */ | |
2882 | if (argc < 1) { | |
2883 | (void) fprintf(stderr, gettext("missing source dataset " | |
2884 | "argument\n")); | |
2885 | usage(B_FALSE); | |
2886 | } | |
2887 | if (argc < 2) { | |
2888 | (void) fprintf(stderr, gettext("missing target dataset " | |
2889 | "argument\n")); | |
2890 | usage(B_FALSE); | |
2891 | } | |
2892 | if (argc > 2) { | |
2893 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
2894 | usage(B_FALSE); | |
2895 | } | |
2896 | ||
2897 | if (recurse && parents) { | |
2898 | (void) fprintf(stderr, gettext("-p and -r options are mutually " | |
2899 | "exclusive\n")); | |
2900 | usage(B_FALSE); | |
2901 | } | |
2902 | ||
2903 | if (recurse && strchr(argv[0], '@') == 0) { | |
2904 | (void) fprintf(stderr, gettext("source dataset for recursive " | |
2905 | "rename must be a snapshot\n")); | |
2906 | usage(B_FALSE); | |
2907 | } | |
2908 | ||
2909 | if ((zhp = zfs_open(g_zfs, argv[0], parents ? ZFS_TYPE_FILESYSTEM | | |
2910 | ZFS_TYPE_VOLUME : ZFS_TYPE_DATASET)) == NULL) | |
2911 | return (1); | |
2912 | ||
2913 | /* If we were asked and the name looks good, try to create ancestors. */ | |
2914 | if (parents && zfs_name_valid(argv[1], zfs_get_type(zhp)) && | |
2915 | zfs_create_ancestors(g_zfs, argv[1]) != 0) { | |
2916 | zfs_close(zhp); | |
2917 | return (1); | |
2918 | } | |
2919 | ||
2920 | ret = (zfs_rename(zhp, argv[1], recurse) != 0); | |
2921 | ||
2922 | zfs_close(zhp); | |
2923 | return (ret); | |
2924 | } | |
2925 | ||
2926 | /* | |
2927 | * zfs promote <fs> | |
2928 | * | |
2929 | * Promotes the given clone fs to be the parent | |
2930 | */ | |
2931 | /* ARGSUSED */ | |
2932 | static int | |
2933 | zfs_do_promote(int argc, char **argv) | |
2934 | { | |
2935 | zfs_handle_t *zhp; | |
2936 | int ret; | |
2937 | ||
2938 | /* check options */ | |
2939 | if (argc > 1 && argv[1][0] == '-') { | |
2940 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
2941 | argv[1][1]); | |
2942 | usage(B_FALSE); | |
2943 | } | |
2944 | ||
2945 | /* check number of arguments */ | |
2946 | if (argc < 2) { | |
2947 | (void) fprintf(stderr, gettext("missing clone filesystem" | |
2948 | " argument\n")); | |
2949 | usage(B_FALSE); | |
2950 | } | |
2951 | if (argc > 2) { | |
2952 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
2953 | usage(B_FALSE); | |
2954 | } | |
2955 | ||
2956 | zhp = zfs_open(g_zfs, argv[1], ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME); | |
2957 | if (zhp == NULL) | |
2958 | return (1); | |
2959 | ||
2960 | ret = (zfs_promote(zhp) != 0); | |
2961 | ||
2962 | ||
2963 | zfs_close(zhp); | |
2964 | return (ret); | |
2965 | } | |
2966 | ||
2967 | /* | |
2968 | * zfs rollback [-rRf] <snapshot> | |
2969 | * | |
428870ff BB |
2970 | * -r Delete any intervening snapshots before doing rollback |
2971 | * -R Delete any snapshots and their clones | |
2972 | * -f ignored for backwards compatability | |
34dc7c2f BB |
2973 | * |
2974 | * Given a filesystem, rollback to a specific snapshot, discarding any changes | |
2975 | * since then and making it the active dataset. If more recent snapshots exist, | |
2976 | * the command will complain unless the '-r' flag is given. | |
2977 | */ | |
2978 | typedef struct rollback_cbdata { | |
2979 | uint64_t cb_create; | |
2980 | boolean_t cb_first; | |
2981 | int cb_doclones; | |
2982 | char *cb_target; | |
2983 | int cb_error; | |
2984 | boolean_t cb_recurse; | |
2985 | boolean_t cb_dependent; | |
2986 | } rollback_cbdata_t; | |
2987 | ||
2988 | /* | |
2989 | * Report any snapshots more recent than the one specified. Used when '-r' is | |
2990 | * not specified. We reuse this same callback for the snapshot dependents - if | |
2991 | * 'cb_dependent' is set, then this is a dependent and we should report it | |
2992 | * without checking the transaction group. | |
2993 | */ | |
2994 | static int | |
2995 | rollback_check(zfs_handle_t *zhp, void *data) | |
2996 | { | |
2997 | rollback_cbdata_t *cbp = data; | |
2998 | ||
2999 | if (cbp->cb_doclones) { | |
3000 | zfs_close(zhp); | |
3001 | return (0); | |
3002 | } | |
3003 | ||
3004 | if (!cbp->cb_dependent) { | |
3005 | if (strcmp(zfs_get_name(zhp), cbp->cb_target) != 0 && | |
3006 | zfs_get_type(zhp) == ZFS_TYPE_SNAPSHOT && | |
3007 | zfs_prop_get_int(zhp, ZFS_PROP_CREATETXG) > | |
3008 | cbp->cb_create) { | |
3009 | ||
3010 | if (cbp->cb_first && !cbp->cb_recurse) { | |
3011 | (void) fprintf(stderr, gettext("cannot " | |
3012 | "rollback to '%s': more recent snapshots " | |
3013 | "exist\n"), | |
3014 | cbp->cb_target); | |
3015 | (void) fprintf(stderr, gettext("use '-r' to " | |
3016 | "force deletion of the following " | |
3017 | "snapshots:\n")); | |
3018 | cbp->cb_first = 0; | |
3019 | cbp->cb_error = 1; | |
3020 | } | |
3021 | ||
3022 | if (cbp->cb_recurse) { | |
3023 | cbp->cb_dependent = B_TRUE; | |
3024 | if (zfs_iter_dependents(zhp, B_TRUE, | |
3025 | rollback_check, cbp) != 0) { | |
3026 | zfs_close(zhp); | |
3027 | return (-1); | |
3028 | } | |
3029 | cbp->cb_dependent = B_FALSE; | |
3030 | } else { | |
3031 | (void) fprintf(stderr, "%s\n", | |
3032 | zfs_get_name(zhp)); | |
3033 | } | |
3034 | } | |
3035 | } else { | |
3036 | if (cbp->cb_first && cbp->cb_recurse) { | |
3037 | (void) fprintf(stderr, gettext("cannot rollback to " | |
3038 | "'%s': clones of previous snapshots exist\n"), | |
3039 | cbp->cb_target); | |
3040 | (void) fprintf(stderr, gettext("use '-R' to " | |
3041 | "force deletion of the following clones and " | |
3042 | "dependents:\n")); | |
3043 | cbp->cb_first = 0; | |
3044 | cbp->cb_error = 1; | |
3045 | } | |
3046 | ||
3047 | (void) fprintf(stderr, "%s\n", zfs_get_name(zhp)); | |
3048 | } | |
3049 | ||
3050 | zfs_close(zhp); | |
3051 | return (0); | |
3052 | } | |
3053 | ||
3054 | static int | |
3055 | zfs_do_rollback(int argc, char **argv) | |
3056 | { | |
3057 | int ret; | |
3058 | int c; | |
3059 | boolean_t force = B_FALSE; | |
3060 | rollback_cbdata_t cb = { 0 }; | |
3061 | zfs_handle_t *zhp, *snap; | |
3062 | char parentname[ZFS_MAXNAMELEN]; | |
3063 | char *delim; | |
3064 | ||
3065 | /* check options */ | |
3066 | while ((c = getopt(argc, argv, "rRf")) != -1) { | |
3067 | switch (c) { | |
3068 | case 'r': | |
3069 | cb.cb_recurse = 1; | |
3070 | break; | |
3071 | case 'R': | |
3072 | cb.cb_recurse = 1; | |
3073 | cb.cb_doclones = 1; | |
3074 | break; | |
3075 | case 'f': | |
3076 | force = B_TRUE; | |
3077 | break; | |
3078 | case '?': | |
3079 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
3080 | optopt); | |
3081 | usage(B_FALSE); | |
3082 | } | |
3083 | } | |
3084 | ||
3085 | argc -= optind; | |
3086 | argv += optind; | |
3087 | ||
3088 | /* check number of arguments */ | |
3089 | if (argc < 1) { | |
3090 | (void) fprintf(stderr, gettext("missing dataset argument\n")); | |
3091 | usage(B_FALSE); | |
3092 | } | |
3093 | if (argc > 1) { | |
3094 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
3095 | usage(B_FALSE); | |
3096 | } | |
3097 | ||
3098 | /* open the snapshot */ | |
3099 | if ((snap = zfs_open(g_zfs, argv[0], ZFS_TYPE_SNAPSHOT)) == NULL) | |
3100 | return (1); | |
3101 | ||
3102 | /* open the parent dataset */ | |
3103 | (void) strlcpy(parentname, argv[0], sizeof (parentname)); | |
3104 | verify((delim = strrchr(parentname, '@')) != NULL); | |
3105 | *delim = '\0'; | |
3106 | if ((zhp = zfs_open(g_zfs, parentname, ZFS_TYPE_DATASET)) == NULL) { | |
3107 | zfs_close(snap); | |
3108 | return (1); | |
3109 | } | |
3110 | ||
3111 | /* | |
3112 | * Check for more recent snapshots and/or clones based on the presence | |
3113 | * of '-r' and '-R'. | |
3114 | */ | |
3115 | cb.cb_target = argv[0]; | |
3116 | cb.cb_create = zfs_prop_get_int(snap, ZFS_PROP_CREATETXG); | |
3117 | cb.cb_first = B_TRUE; | |
3118 | cb.cb_error = 0; | |
3119 | if ((ret = zfs_iter_children(zhp, rollback_check, &cb)) != 0) | |
3120 | goto out; | |
3121 | ||
3122 | if ((ret = cb.cb_error) != 0) | |
3123 | goto out; | |
3124 | ||
3125 | /* | |
3126 | * Rollback parent to the given snapshot. | |
3127 | */ | |
3128 | ret = zfs_rollback(zhp, snap, force); | |
3129 | ||
3130 | out: | |
3131 | zfs_close(snap); | |
3132 | zfs_close(zhp); | |
3133 | ||
3134 | if (ret == 0) | |
3135 | return (0); | |
3136 | else | |
3137 | return (1); | |
3138 | } | |
3139 | ||
3140 | /* | |
3141 | * zfs set property=value { fs | snap | vol } ... | |
3142 | * | |
3143 | * Sets the given property for all datasets specified on the command line. | |
3144 | */ | |
3145 | typedef struct set_cbdata { | |
3146 | char *cb_propname; | |
3147 | char *cb_value; | |
3148 | } set_cbdata_t; | |
3149 | ||
3150 | static int | |
3151 | set_callback(zfs_handle_t *zhp, void *data) | |
3152 | { | |
3153 | set_cbdata_t *cbp = data; | |
3154 | ||
3155 | if (zfs_prop_set(zhp, cbp->cb_propname, cbp->cb_value) != 0) { | |
3156 | switch (libzfs_errno(g_zfs)) { | |
3157 | case EZFS_MOUNTFAILED: | |
3158 | (void) fprintf(stderr, gettext("property may be set " | |
3159 | "but unable to remount filesystem\n")); | |
3160 | break; | |
3161 | case EZFS_SHARENFSFAILED: | |
3162 | (void) fprintf(stderr, gettext("property may be set " | |
3163 | "but unable to reshare filesystem\n")); | |
3164 | break; | |
3165 | } | |
3166 | return (1); | |
3167 | } | |
3168 | return (0); | |
3169 | } | |
3170 | ||
3171 | static int | |
3172 | zfs_do_set(int argc, char **argv) | |
3173 | { | |
3174 | set_cbdata_t cb; | |
3175 | int ret; | |
3176 | ||
3177 | /* check for options */ | |
3178 | if (argc > 1 && argv[1][0] == '-') { | |
3179 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
3180 | argv[1][1]); | |
3181 | usage(B_FALSE); | |
3182 | } | |
3183 | ||
3184 | /* check number of arguments */ | |
3185 | if (argc < 2) { | |
3186 | (void) fprintf(stderr, gettext("missing property=value " | |
3187 | "argument\n")); | |
3188 | usage(B_FALSE); | |
3189 | } | |
3190 | if (argc < 3) { | |
3191 | (void) fprintf(stderr, gettext("missing dataset name\n")); | |
3192 | usage(B_FALSE); | |
3193 | } | |
3194 | ||
3195 | /* validate property=value argument */ | |
3196 | cb.cb_propname = argv[1]; | |
b128c09f BB |
3197 | if (((cb.cb_value = strchr(cb.cb_propname, '=')) == NULL) || |
3198 | (cb.cb_value[1] == '\0')) { | |
34dc7c2f BB |
3199 | (void) fprintf(stderr, gettext("missing value in " |
3200 | "property=value argument\n")); | |
3201 | usage(B_FALSE); | |
3202 | } | |
3203 | ||
3204 | *cb.cb_value = '\0'; | |
3205 | cb.cb_value++; | |
3206 | ||
3207 | if (*cb.cb_propname == '\0') { | |
3208 | (void) fprintf(stderr, | |
3209 | gettext("missing property in property=value argument\n")); | |
3210 | usage(B_FALSE); | |
3211 | } | |
3212 | ||
b8864a23 | 3213 | ret = zfs_for_each(argc - 2, argv + 2, 0, |
9babb374 | 3214 | ZFS_TYPE_DATASET, NULL, NULL, 0, set_callback, &cb); |
34dc7c2f BB |
3215 | |
3216 | return (ret); | |
3217 | } | |
3218 | ||
3219 | /* | |
b128c09f | 3220 | * zfs snapshot [-r] [-o prop=value] ... <fs@snap> |
34dc7c2f BB |
3221 | * |
3222 | * Creates a snapshot with the given name. While functionally equivalent to | |
3223 | * 'zfs create', it is a separate command to differentiate intent. | |
3224 | */ | |
3225 | static int | |
3226 | zfs_do_snapshot(int argc, char **argv) | |
3227 | { | |
3228 | boolean_t recursive = B_FALSE; | |
3229 | int ret; | |
b8864a23 | 3230 | signed char c; |
b128c09f BB |
3231 | nvlist_t *props; |
3232 | ||
428870ff BB |
3233 | if (nvlist_alloc(&props, NV_UNIQUE_NAME, 0) != 0) |
3234 | nomem(); | |
34dc7c2f BB |
3235 | |
3236 | /* check options */ | |
b128c09f | 3237 | while ((c = getopt(argc, argv, "ro:")) != -1) { |
34dc7c2f | 3238 | switch (c) { |
b128c09f BB |
3239 | case 'o': |
3240 | if (parseprop(props)) | |
3241 | return (1); | |
3242 | break; | |
34dc7c2f BB |
3243 | case 'r': |
3244 | recursive = B_TRUE; | |
3245 | break; | |
3246 | case '?': | |
3247 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
3248 | optopt); | |
b128c09f | 3249 | goto usage; |
34dc7c2f BB |
3250 | } |
3251 | } | |
3252 | ||
3253 | argc -= optind; | |
3254 | argv += optind; | |
3255 | ||
3256 | /* check number of arguments */ | |
3257 | if (argc < 1) { | |
3258 | (void) fprintf(stderr, gettext("missing snapshot argument\n")); | |
b128c09f | 3259 | goto usage; |
34dc7c2f BB |
3260 | } |
3261 | if (argc > 1) { | |
3262 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
b128c09f | 3263 | goto usage; |
34dc7c2f BB |
3264 | } |
3265 | ||
b128c09f BB |
3266 | ret = zfs_snapshot(g_zfs, argv[0], recursive, props); |
3267 | nvlist_free(props); | |
34dc7c2f BB |
3268 | if (ret && recursive) |
3269 | (void) fprintf(stderr, gettext("no snapshots were created\n")); | |
3270 | return (ret != 0); | |
b128c09f BB |
3271 | |
3272 | usage: | |
3273 | nvlist_free(props); | |
3274 | usage(B_FALSE); | |
3275 | return (-1); | |
34dc7c2f BB |
3276 | } |
3277 | ||
3278 | /* | |
428870ff BB |
3279 | * zfs send [-vDp] -R [-i|-I <@snap>] <fs@snap> |
3280 | * zfs send [-vDp] [-i|-I <@snap>] <fs@snap> | |
34dc7c2f BB |
3281 | * |
3282 | * Send a backup stream to stdout. | |
3283 | */ | |
3284 | static int | |
3285 | zfs_do_send(int argc, char **argv) | |
3286 | { | |
3287 | char *fromname = NULL; | |
3288 | char *toname = NULL; | |
3289 | char *cp; | |
3290 | zfs_handle_t *zhp; | |
428870ff | 3291 | sendflags_t flags = { 0 }; |
34dc7c2f | 3292 | int c, err; |
428870ff BB |
3293 | nvlist_t *dbgnv; |
3294 | boolean_t extraverbose = B_FALSE; | |
34dc7c2f BB |
3295 | |
3296 | /* check options */ | |
428870ff | 3297 | while ((c = getopt(argc, argv, ":i:I:RDpv")) != -1) { |
34dc7c2f BB |
3298 | switch (c) { |
3299 | case 'i': | |
3300 | if (fromname) | |
3301 | usage(B_FALSE); | |
3302 | fromname = optarg; | |
3303 | break; | |
3304 | case 'I': | |
3305 | if (fromname) | |
3306 | usage(B_FALSE); | |
3307 | fromname = optarg; | |
428870ff | 3308 | flags.doall = B_TRUE; |
34dc7c2f BB |
3309 | break; |
3310 | case 'R': | |
428870ff BB |
3311 | flags.replicate = B_TRUE; |
3312 | break; | |
3313 | case 'p': | |
3314 | flags.props = B_TRUE; | |
34dc7c2f BB |
3315 | break; |
3316 | case 'v': | |
428870ff BB |
3317 | if (flags.verbose) |
3318 | extraverbose = B_TRUE; | |
3319 | flags.verbose = B_TRUE; | |
3320 | break; | |
3321 | case 'D': | |
3322 | flags.dedup = B_TRUE; | |
34dc7c2f BB |
3323 | break; |
3324 | case ':': | |
3325 | (void) fprintf(stderr, gettext("missing argument for " | |
3326 | "'%c' option\n"), optopt); | |
3327 | usage(B_FALSE); | |
3328 | break; | |
3329 | case '?': | |
3330 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
3331 | optopt); | |
3332 | usage(B_FALSE); | |
3333 | } | |
3334 | } | |
3335 | ||
3336 | argc -= optind; | |
3337 | argv += optind; | |
3338 | ||
3339 | /* check number of arguments */ | |
3340 | if (argc < 1) { | |
3341 | (void) fprintf(stderr, gettext("missing snapshot argument\n")); | |
3342 | usage(B_FALSE); | |
3343 | } | |
3344 | if (argc > 1) { | |
3345 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
3346 | usage(B_FALSE); | |
3347 | } | |
3348 | ||
3349 | if (isatty(STDOUT_FILENO)) { | |
3350 | (void) fprintf(stderr, | |
3351 | gettext("Error: Stream can not be written to a terminal.\n" | |
3352 | "You must redirect standard output.\n")); | |
3353 | return (1); | |
3354 | } | |
3355 | ||
3356 | cp = strchr(argv[0], '@'); | |
3357 | if (cp == NULL) { | |
3358 | (void) fprintf(stderr, | |
3359 | gettext("argument must be a snapshot\n")); | |
3360 | usage(B_FALSE); | |
3361 | } | |
0b7936d5 AS |
3362 | *cp = '\0'; |
3363 | toname = cp + 1; | |
3364 | zhp = zfs_open(g_zfs, argv[0], ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME); | |
3365 | if (zhp == NULL) | |
3366 | return (1); | |
3367 | ||
3368 | /* | |
3369 | * If they specified the full path to the snapshot, chop off | |
3370 | * everything except the short name of the snapshot, but special | |
3371 | * case if they specify the origin. | |
3372 | */ | |
3373 | if (fromname && (cp = strchr(fromname, '@')) != NULL) { | |
3374 | char origin[ZFS_MAXNAMELEN]; | |
3375 | zprop_source_t src; | |
3376 | ||
3377 | (void) zfs_prop_get(zhp, ZFS_PROP_ORIGIN, | |
3378 | origin, sizeof (origin), &src, NULL, 0, B_FALSE); | |
3379 | ||
3380 | if (strcmp(origin, fromname) == 0) { | |
3381 | fromname = NULL; | |
3382 | flags.fromorigin = B_TRUE; | |
3383 | } else { | |
3384 | *cp = '\0'; | |
3385 | if (cp != fromname && strcmp(argv[0], fromname)) { | |
3386 | (void) fprintf(stderr, | |
3387 | gettext("incremental source must be " | |
3388 | "in same filesystem\n")); | |
3389 | usage(B_FALSE); | |
3390 | } | |
3391 | fromname = cp + 1; | |
3392 | if (strchr(fromname, '@') || strchr(fromname, '/')) { | |
3393 | (void) fprintf(stderr, | |
3394 | gettext("invalid incremental source\n")); | |
3395 | usage(B_FALSE); | |
3396 | } | |
3397 | } | |
3398 | } | |
3399 | ||
3400 | if (flags.replicate && fromname == NULL) | |
3401 | flags.doall = B_TRUE; | |
3402 | ||
3403 | err = zfs_send(zhp, fromname, toname, flags, STDOUT_FILENO, NULL, 0, | |
3404 | extraverbose ? &dbgnv : NULL); | |
3405 | ||
3406 | if (extraverbose) { | |
3407 | /* | |
3408 | * dump_nvlist prints to stdout, but that's been | |
3409 | * redirected to a file. Make it print to stderr | |
3410 | * instead. | |
3411 | */ | |
3412 | (void) dup2(STDERR_FILENO, STDOUT_FILENO); | |
3413 | dump_nvlist(dbgnv, 0); | |
3414 | nvlist_free(dbgnv); | |
3415 | } | |
3416 | zfs_close(zhp); | |
3417 | ||
3418 | return (err != 0); | |
3419 | } | |
3420 | ||
3421 | /* | |
3422 | * zfs receive [-vnFu] [-d | -e] <fs@snap> | |
3423 | * | |
3424 | * Restore a backup stream from stdin. | |
3425 | */ | |
3426 | static int | |
3427 | zfs_do_receive(int argc, char **argv) | |
3428 | { | |
3429 | int c, err; | |
3430 | recvflags_t flags = { 0 }; | |
3431 | ||
3432 | /* check options */ | |
3433 | while ((c = getopt(argc, argv, ":denuvF")) != -1) { | |
3434 | switch (c) { | |
3435 | case 'd': | |
3436 | flags.isprefix = B_TRUE; | |
3437 | break; | |
3438 | case 'e': | |
3439 | flags.isprefix = B_TRUE; | |
3440 | flags.istail = B_TRUE; | |
3441 | break; | |
3442 | case 'n': | |
3443 | flags.dryrun = B_TRUE; | |
3444 | break; | |
3445 | case 'u': | |
3446 | flags.nomount = B_TRUE; | |
3447 | break; | |
3448 | case 'v': | |
3449 | flags.verbose = B_TRUE; | |
3450 | break; | |
3451 | case 'F': | |
3452 | flags.force = B_TRUE; | |
3453 | break; | |
3454 | case ':': | |
3455 | (void) fprintf(stderr, gettext("missing argument for " | |
3456 | "'%c' option\n"), optopt); | |
3457 | usage(B_FALSE); | |
3458 | break; | |
3459 | case '?': | |
3460 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
3461 | optopt); | |
3462 | usage(B_FALSE); | |
3463 | } | |
3464 | } | |
3465 | ||
3466 | argc -= optind; | |
3467 | argv += optind; | |
3468 | ||
3469 | /* check number of arguments */ | |
3470 | if (argc < 1) { | |
3471 | (void) fprintf(stderr, gettext("missing snapshot argument\n")); | |
3472 | usage(B_FALSE); | |
3473 | } | |
3474 | if (argc > 1) { | |
3475 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
3476 | usage(B_FALSE); | |
3477 | } | |
3478 | ||
3479 | if (isatty(STDIN_FILENO)) { | |
3480 | (void) fprintf(stderr, | |
3481 | gettext("Error: Backup stream can not be read " | |
3482 | "from a terminal.\n" | |
3483 | "You must redirect standard input.\n")); | |
3484 | return (1); | |
3485 | } | |
3486 | ||
3487 | err = zfs_receive(g_zfs, argv[0], flags, STDIN_FILENO, NULL); | |
3488 | ||
3489 | return (err != 0); | |
3490 | } | |
3491 | ||
3492 | /* | |
3493 | * allow/unallow stuff | |
3494 | */ | |
3495 | /* copied from zfs/sys/dsl_deleg.h */ | |
3496 | #define ZFS_DELEG_PERM_CREATE "create" | |
3497 | #define ZFS_DELEG_PERM_DESTROY "destroy" | |
3498 | #define ZFS_DELEG_PERM_SNAPSHOT "snapshot" | |
3499 | #define ZFS_DELEG_PERM_ROLLBACK "rollback" | |
3500 | #define ZFS_DELEG_PERM_CLONE "clone" | |
3501 | #define ZFS_DELEG_PERM_PROMOTE "promote" | |
3502 | #define ZFS_DELEG_PERM_RENAME "rename" | |
3503 | #define ZFS_DELEG_PERM_MOUNT "mount" | |
3504 | #define ZFS_DELEG_PERM_SHARE "share" | |
3505 | #define ZFS_DELEG_PERM_SEND "send" | |
3506 | #define ZFS_DELEG_PERM_RECEIVE "receive" | |
3507 | #define ZFS_DELEG_PERM_ALLOW "allow" | |
3508 | #define ZFS_DELEG_PERM_USERPROP "userprop" | |
3509 | #define ZFS_DELEG_PERM_VSCAN "vscan" /* ??? */ | |
3510 | #define ZFS_DELEG_PERM_USERQUOTA "userquota" | |
3511 | #define ZFS_DELEG_PERM_GROUPQUOTA "groupquota" | |
3512 | #define ZFS_DELEG_PERM_USERUSED "userused" | |
3513 | #define ZFS_DELEG_PERM_GROUPUSED "groupused" | |
3514 | #define ZFS_DELEG_PERM_HOLD "hold" | |
3515 | #define ZFS_DELEG_PERM_RELEASE "release" | |
3516 | #define ZFS_DELEG_PERM_DIFF "diff" | |
3517 | ||
3518 | #define ZFS_NUM_DELEG_NOTES ZFS_DELEG_NOTE_NONE | |
3519 | ||
3520 | static zfs_deleg_perm_tab_t zfs_deleg_perm_tbl[] = { | |
3521 | { ZFS_DELEG_PERM_ALLOW, ZFS_DELEG_NOTE_ALLOW }, | |
3522 | { ZFS_DELEG_PERM_CLONE, ZFS_DELEG_NOTE_CLONE }, | |
3523 | { ZFS_DELEG_PERM_CREATE, ZFS_DELEG_NOTE_CREATE }, | |
3524 | { ZFS_DELEG_PERM_DESTROY, ZFS_DELEG_NOTE_DESTROY }, | |
3525 | { ZFS_DELEG_PERM_DIFF, ZFS_DELEG_NOTE_DIFF}, | |
3526 | { ZFS_DELEG_PERM_HOLD, ZFS_DELEG_NOTE_HOLD }, | |
3527 | { ZFS_DELEG_PERM_MOUNT, ZFS_DELEG_NOTE_MOUNT }, | |
3528 | { ZFS_DELEG_PERM_PROMOTE, ZFS_DELEG_NOTE_PROMOTE }, | |
3529 | { ZFS_DELEG_PERM_RECEIVE, ZFS_DELEG_NOTE_RECEIVE }, | |
3530 | { ZFS_DELEG_PERM_RELEASE, ZFS_DELEG_NOTE_RELEASE }, | |
3531 | { ZFS_DELEG_PERM_RENAME, ZFS_DELEG_NOTE_RENAME }, | |
3532 | { ZFS_DELEG_PERM_ROLLBACK, ZFS_DELEG_NOTE_ROLLBACK }, | |
3533 | { ZFS_DELEG_PERM_SEND, ZFS_DELEG_NOTE_SEND }, | |
3534 | { ZFS_DELEG_PERM_SHARE, ZFS_DELEG_NOTE_SHARE }, | |
3535 | { ZFS_DELEG_PERM_SNAPSHOT, ZFS_DELEG_NOTE_SNAPSHOT }, | |
3536 | ||
3537 | { ZFS_DELEG_PERM_GROUPQUOTA, ZFS_DELEG_NOTE_GROUPQUOTA }, | |
3538 | { ZFS_DELEG_PERM_GROUPUSED, ZFS_DELEG_NOTE_GROUPUSED }, | |
3539 | { ZFS_DELEG_PERM_USERPROP, ZFS_DELEG_NOTE_USERPROP }, | |
3540 | { ZFS_DELEG_PERM_USERQUOTA, ZFS_DELEG_NOTE_USERQUOTA }, | |
3541 | { ZFS_DELEG_PERM_USERUSED, ZFS_DELEG_NOTE_USERUSED }, | |
3542 | { NULL, ZFS_DELEG_NOTE_NONE } | |
3543 | }; | |
3544 | ||
3545 | /* permission structure */ | |
3546 | typedef struct deleg_perm { | |
3547 | zfs_deleg_who_type_t dp_who_type; | |
3548 | const char *dp_name; | |
3549 | boolean_t dp_local; | |
3550 | boolean_t dp_descend; | |
3551 | } deleg_perm_t; | |
3552 | ||
3553 | /* */ | |
3554 | typedef struct deleg_perm_node { | |
3555 | deleg_perm_t dpn_perm; | |
3556 | ||
3557 | uu_avl_node_t dpn_avl_node; | |
3558 | } deleg_perm_node_t; | |
3559 | ||
3560 | typedef struct fs_perm fs_perm_t; | |
3561 | ||
3562 | /* permissions set */ | |
3563 | typedef struct who_perm { | |
3564 | zfs_deleg_who_type_t who_type; | |
3565 | const char *who_name; /* id */ | |
3566 | char who_ug_name[256]; /* user/group name */ | |
3567 | fs_perm_t *who_fsperm; /* uplink */ | |
3568 | ||
3569 | uu_avl_t *who_deleg_perm_avl; /* permissions */ | |
3570 | } who_perm_t; | |
3571 | ||
3572 | /* */ | |
3573 | typedef struct who_perm_node { | |
3574 | who_perm_t who_perm; | |
3575 | uu_avl_node_t who_avl_node; | |
3576 | } who_perm_node_t; | |
3577 | ||
3578 | typedef struct fs_perm_set fs_perm_set_t; | |
3579 | /* fs permissions */ | |
3580 | struct fs_perm { | |
3581 | const char *fsp_name; | |
3582 | ||
3583 | uu_avl_t *fsp_sc_avl; /* sets,create */ | |
3584 | uu_avl_t *fsp_uge_avl; /* user,group,everyone */ | |
3585 | ||
3586 | fs_perm_set_t *fsp_set; /* uplink */ | |
3587 | }; | |
3588 | ||
3589 | /* */ | |
3590 | typedef struct fs_perm_node { | |
3591 | fs_perm_t fspn_fsperm; | |
3592 | uu_avl_t *fspn_avl; | |
3593 | ||
3594 | uu_list_node_t fspn_list_node; | |
3595 | } fs_perm_node_t; | |
3596 | ||
3597 | /* top level structure */ | |
3598 | struct fs_perm_set { | |
3599 | uu_list_pool_t *fsps_list_pool; | |
3600 | uu_list_t *fsps_list; /* list of fs_perms */ | |
3601 | ||
3602 | uu_avl_pool_t *fsps_named_set_avl_pool; | |
3603 | uu_avl_pool_t *fsps_who_perm_avl_pool; | |
3604 | uu_avl_pool_t *fsps_deleg_perm_avl_pool; | |
3605 | }; | |
3606 | ||
3607 | static inline const char * | |
3608 | deleg_perm_type(zfs_deleg_note_t note) | |
3609 | { | |
3610 | /* subcommands */ | |
3611 | switch (note) { | |
3612 | /* SUBCOMMANDS */ | |
3613 | /* OTHER */ | |
3614 | case ZFS_DELEG_NOTE_GROUPQUOTA: | |
3615 | case ZFS_DELEG_NOTE_GROUPUSED: | |
3616 | case ZFS_DELEG_NOTE_USERPROP: | |
3617 | case ZFS_DELEG_NOTE_USERQUOTA: | |
3618 | case ZFS_DELEG_NOTE_USERUSED: | |
3619 | /* other */ | |
3620 | return (gettext("other")); | |
3621 | default: | |
3622 | return (gettext("subcommand")); | |
3623 | } | |
3624 | } | |
3625 | ||
3626 | static int inline | |
3627 | who_type2weight(zfs_deleg_who_type_t who_type) | |
3628 | { | |
3629 | int res; | |
3630 | switch (who_type) { | |
3631 | case ZFS_DELEG_NAMED_SET_SETS: | |
3632 | case ZFS_DELEG_NAMED_SET: | |
3633 | res = 0; | |
3634 | break; | |
3635 | case ZFS_DELEG_CREATE_SETS: | |
3636 | case ZFS_DELEG_CREATE: | |
3637 | res = 1; | |
3638 | break; | |
3639 | case ZFS_DELEG_USER_SETS: | |
3640 | case ZFS_DELEG_USER: | |
3641 | res = 2; | |
3642 | break; | |
3643 | case ZFS_DELEG_GROUP_SETS: | |
3644 | case ZFS_DELEG_GROUP: | |
3645 | res = 3; | |
3646 | break; | |
3647 | case ZFS_DELEG_EVERYONE_SETS: | |
3648 | case ZFS_DELEG_EVERYONE: | |
3649 | res = 4; | |
3650 | break; | |
3651 | default: | |
3652 | res = -1; | |
3653 | } | |
3654 | ||
3655 | return (res); | |
3656 | } | |
3657 | ||
3658 | /* ARGSUSED */ | |
3659 | static int | |
3660 | who_perm_compare(const void *larg, const void *rarg, void *unused) | |
3661 | { | |
3662 | const who_perm_node_t *l = larg; | |
3663 | const who_perm_node_t *r = rarg; | |
3664 | zfs_deleg_who_type_t ltype = l->who_perm.who_type; | |
3665 | zfs_deleg_who_type_t rtype = r->who_perm.who_type; | |
3666 | int lweight = who_type2weight(ltype); | |
3667 | int rweight = who_type2weight(rtype); | |
3668 | int res = lweight - rweight; | |
3669 | if (res == 0) | |
3670 | res = strncmp(l->who_perm.who_name, r->who_perm.who_name, | |
3671 | ZFS_MAX_DELEG_NAME-1); | |
3672 | ||
3673 | if (res == 0) | |
3674 | return (0); | |
3675 | if (res > 0) | |
3676 | return (1); | |
3677 | else | |
3678 | return (-1); | |
3679 | } | |
3680 | ||
3681 | /* ARGSUSED */ | |
3682 | static int | |
3683 | deleg_perm_compare(const void *larg, const void *rarg, void *unused) | |
3684 | { | |
3685 | const deleg_perm_node_t *l = larg; | |
3686 | const deleg_perm_node_t *r = rarg; | |
3687 | int res = strncmp(l->dpn_perm.dp_name, r->dpn_perm.dp_name, | |
3688 | ZFS_MAX_DELEG_NAME-1); | |
3689 | ||
3690 | if (res == 0) | |
3691 | return (0); | |
3692 | ||
3693 | if (res > 0) | |
3694 | return (1); | |
3695 | else | |
3696 | return (-1); | |
3697 | } | |
3698 | ||
3699 | static inline void | |
3700 | fs_perm_set_init(fs_perm_set_t *fspset) | |
3701 | { | |
3702 | bzero(fspset, sizeof (fs_perm_set_t)); | |
3703 | ||
3704 | if ((fspset->fsps_list_pool = uu_list_pool_create("fsps_list_pool", | |
3705 | sizeof (fs_perm_node_t), offsetof(fs_perm_node_t, fspn_list_node), | |
3706 | NULL, UU_DEFAULT)) == NULL) | |
3707 | nomem(); | |
3708 | if ((fspset->fsps_list = uu_list_create(fspset->fsps_list_pool, NULL, | |
3709 | UU_DEFAULT)) == NULL) | |
3710 | nomem(); | |
3711 | ||
3712 | if ((fspset->fsps_named_set_avl_pool = uu_avl_pool_create( | |
3713 | "named_set_avl_pool", sizeof (who_perm_node_t), offsetof( | |
3714 | who_perm_node_t, who_avl_node), who_perm_compare, | |
3715 | UU_DEFAULT)) == NULL) | |
3716 | nomem(); | |
3717 | ||
3718 | if ((fspset->fsps_who_perm_avl_pool = uu_avl_pool_create( | |
3719 | "who_perm_avl_pool", sizeof (who_perm_node_t), offsetof( | |
3720 | who_perm_node_t, who_avl_node), who_perm_compare, | |
3721 | UU_DEFAULT)) == NULL) | |
3722 | nomem(); | |
3723 | ||
3724 | if ((fspset->fsps_deleg_perm_avl_pool = uu_avl_pool_create( | |
3725 | "deleg_perm_avl_pool", sizeof (deleg_perm_node_t), offsetof( | |
3726 | deleg_perm_node_t, dpn_avl_node), deleg_perm_compare, UU_DEFAULT)) | |
3727 | == NULL) | |
3728 | nomem(); | |
3729 | } | |
3730 | ||
3731 | static inline void fs_perm_fini(fs_perm_t *); | |
3732 | static inline void who_perm_fini(who_perm_t *); | |
3733 | ||
3734 | static inline void | |
3735 | fs_perm_set_fini(fs_perm_set_t *fspset) | |
3736 | { | |
3737 | fs_perm_node_t *node = uu_list_first(fspset->fsps_list); | |
3738 | ||
3739 | while (node != NULL) { | |
3740 | fs_perm_node_t *next_node = | |
3741 | uu_list_next(fspset->fsps_list, node); | |
3742 | fs_perm_t *fsperm = &node->fspn_fsperm; | |
3743 | fs_perm_fini(fsperm); | |
3744 | uu_list_remove(fspset->fsps_list, node); | |
3745 | free(node); | |
3746 | node = next_node; | |
3747 | } | |
3748 | ||
3749 | uu_avl_pool_destroy(fspset->fsps_named_set_avl_pool); | |
3750 | uu_avl_pool_destroy(fspset->fsps_who_perm_avl_pool); | |
3751 | uu_avl_pool_destroy(fspset->fsps_deleg_perm_avl_pool); | |
3752 | } | |
3753 | ||
3754 | static inline void | |
3755 | deleg_perm_init(deleg_perm_t *deleg_perm, zfs_deleg_who_type_t type, | |
3756 | const char *name) | |
3757 | { | |
3758 | deleg_perm->dp_who_type = type; | |
3759 | deleg_perm->dp_name = name; | |
3760 | } | |
3761 | ||
3762 | static inline void | |
3763 | who_perm_init(who_perm_t *who_perm, fs_perm_t *fsperm, | |
3764 | zfs_deleg_who_type_t type, const char *name) | |
3765 | { | |
3766 | uu_avl_pool_t *pool; | |
3767 | pool = fsperm->fsp_set->fsps_deleg_perm_avl_pool; | |
3768 | ||
3769 | bzero(who_perm, sizeof (who_perm_t)); | |
3770 | ||
3771 | if ((who_perm->who_deleg_perm_avl = uu_avl_create(pool, NULL, | |
3772 | UU_DEFAULT)) == NULL) | |
3773 | nomem(); | |
3774 | ||
3775 | who_perm->who_type = type; | |
3776 | who_perm->who_name = name; | |
3777 | who_perm->who_fsperm = fsperm; | |
3778 | } | |
3779 | ||
3780 | static inline void | |
3781 | who_perm_fini(who_perm_t *who_perm) | |
3782 | { | |
3783 | deleg_perm_node_t *node = uu_avl_first(who_perm->who_deleg_perm_avl); | |
3784 | ||
3785 | while (node != NULL) { | |
3786 | deleg_perm_node_t *next_node = | |
3787 | uu_avl_next(who_perm->who_deleg_perm_avl, node); | |
3788 | ||
3789 | uu_avl_remove(who_perm->who_deleg_perm_avl, node); | |
3790 | free(node); | |
3791 | node = next_node; | |
3792 | } | |
3793 | ||
3794 | uu_avl_destroy(who_perm->who_deleg_perm_avl); | |
3795 | } | |
3796 | ||
3797 | static inline void | |
3798 | fs_perm_init(fs_perm_t *fsperm, fs_perm_set_t *fspset, const char *fsname) | |
3799 | { | |
3800 | uu_avl_pool_t *nset_pool = fspset->fsps_named_set_avl_pool; | |
3801 | uu_avl_pool_t *who_pool = fspset->fsps_who_perm_avl_pool; | |
3802 | ||
3803 | bzero(fsperm, sizeof (fs_perm_t)); | |
3804 | ||
3805 | if ((fsperm->fsp_sc_avl = uu_avl_create(nset_pool, NULL, UU_DEFAULT)) | |
3806 | == NULL) | |
3807 | nomem(); | |
3808 | ||
3809 | if ((fsperm->fsp_uge_avl = uu_avl_create(who_pool, NULL, UU_DEFAULT)) | |
3810 | == NULL) | |
3811 | nomem(); | |
3812 | ||
3813 | fsperm->fsp_set = fspset; | |
3814 | fsperm->fsp_name = fsname; | |
3815 | } | |
3816 | ||
3817 | static inline void | |
3818 | fs_perm_fini(fs_perm_t *fsperm) | |
3819 | { | |
3820 | who_perm_node_t *node = uu_avl_first(fsperm->fsp_sc_avl); | |
3821 | while (node != NULL) { | |
3822 | who_perm_node_t *next_node = uu_avl_next(fsperm->fsp_sc_avl, | |
3823 | node); | |
3824 | who_perm_t *who_perm = &node->who_perm; | |
3825 | who_perm_fini(who_perm); | |
3826 | uu_avl_remove(fsperm->fsp_sc_avl, node); | |
3827 | free(node); | |
3828 | node = next_node; | |
3829 | } | |
3830 | ||
3831 | node = uu_avl_first(fsperm->fsp_uge_avl); | |
3832 | while (node != NULL) { | |
3833 | who_perm_node_t *next_node = uu_avl_next(fsperm->fsp_uge_avl, | |
3834 | node); | |
3835 | who_perm_t *who_perm = &node->who_perm; | |
3836 | who_perm_fini(who_perm); | |
3837 | uu_avl_remove(fsperm->fsp_uge_avl, node); | |
3838 | free(node); | |
3839 | node = next_node; | |
3840 | } | |
3841 | ||
3842 | uu_avl_destroy(fsperm->fsp_sc_avl); | |
3843 | uu_avl_destroy(fsperm->fsp_uge_avl); | |
3844 | } | |
3845 | ||
3846 | static void inline | |
3847 | set_deleg_perm_node(uu_avl_t *avl, deleg_perm_node_t *node, | |
3848 | zfs_deleg_who_type_t who_type, const char *name, char locality) | |
3849 | { | |
3850 | uu_avl_index_t idx = 0; | |
3851 | ||
3852 | deleg_perm_node_t *found_node = NULL; | |
3853 | deleg_perm_t *deleg_perm = &node->dpn_perm; | |
3854 | ||
3855 | deleg_perm_init(deleg_perm, who_type, name); | |
3856 | ||
3857 | if ((found_node = uu_avl_find(avl, node, NULL, &idx)) | |
3858 | == NULL) | |
3859 | uu_avl_insert(avl, node, idx); | |
3860 | else { | |
3861 | node = found_node; | |
3862 | deleg_perm = &node->dpn_perm; | |
3863 | } | |
3864 | ||
3865 | ||
3866 | switch (locality) { | |
3867 | case ZFS_DELEG_LOCAL: | |
3868 | deleg_perm->dp_local = B_TRUE; | |
3869 | break; | |
3870 | case ZFS_DELEG_DESCENDENT: | |
3871 | deleg_perm->dp_descend = B_TRUE; | |
3872 | break; | |
3873 | case ZFS_DELEG_NA: | |
3874 | break; | |
3875 | default: | |
3876 | assert(B_FALSE); /* invalid locality */ | |
3877 | } | |
3878 | } | |
3879 | ||
3880 | static inline int | |
3881 | parse_who_perm(who_perm_t *who_perm, nvlist_t *nvl, char locality) | |
3882 | { | |
3883 | nvpair_t *nvp = NULL; | |
3884 | fs_perm_set_t *fspset = who_perm->who_fsperm->fsp_set; | |
3885 | uu_avl_t *avl = who_perm->who_deleg_perm_avl; | |
3886 | zfs_deleg_who_type_t who_type = who_perm->who_type; | |
3887 | ||
3888 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
3889 | const char *name = nvpair_name(nvp); | |
3890 | data_type_t type = nvpair_type(nvp); | |
3891 | uu_avl_pool_t *avl_pool = fspset->fsps_deleg_perm_avl_pool; | |
3892 | deleg_perm_node_t *node = | |
3893 | safe_malloc(sizeof (deleg_perm_node_t)); | |
3894 | ||
3895 | VERIFY(type == DATA_TYPE_BOOLEAN); | |
3896 | ||
3897 | uu_avl_node_init(node, &node->dpn_avl_node, avl_pool); | |
3898 | set_deleg_perm_node(avl, node, who_type, name, locality); | |
3899 | } | |
3900 | ||
3901 | return (0); | |
3902 | } | |
3903 | ||
3904 | static inline int | |
3905 | parse_fs_perm(fs_perm_t *fsperm, nvlist_t *nvl) | |
3906 | { | |
3907 | nvpair_t *nvp = NULL; | |
3908 | fs_perm_set_t *fspset = fsperm->fsp_set; | |
3909 | ||
3910 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
3911 | nvlist_t *nvl2 = NULL; | |
3912 | const char *name = nvpair_name(nvp); | |
3913 | uu_avl_t *avl = NULL; | |
3914 | uu_avl_pool_t *avl_pool = NULL; | |
3915 | zfs_deleg_who_type_t perm_type = name[0]; | |
3916 | char perm_locality = name[1]; | |
3917 | const char *perm_name = name + 3; | |
3918 | boolean_t is_set = B_TRUE; | |
3919 | who_perm_t *who_perm = NULL; | |
3920 | ||
3921 | assert('$' == name[2]); | |
3922 | ||
3923 | if (nvpair_value_nvlist(nvp, &nvl2) != 0) | |
3924 | return (-1); | |
3925 | ||
3926 | switch (perm_type) { | |
3927 | case ZFS_DELEG_CREATE: | |
3928 | case ZFS_DELEG_CREATE_SETS: | |
3929 | case ZFS_DELEG_NAMED_SET: | |
3930 | case ZFS_DELEG_NAMED_SET_SETS: | |
3931 | avl_pool = fspset->fsps_named_set_avl_pool; | |
3932 | avl = fsperm->fsp_sc_avl; | |
3933 | break; | |
3934 | case ZFS_DELEG_USER: | |
3935 | case ZFS_DELEG_USER_SETS: | |
3936 | case ZFS_DELEG_GROUP: | |
3937 | case ZFS_DELEG_GROUP_SETS: | |
3938 | case ZFS_DELEG_EVERYONE: | |
3939 | case ZFS_DELEG_EVERYONE_SETS: | |
3940 | avl_pool = fspset->fsps_who_perm_avl_pool; | |
3941 | avl = fsperm->fsp_uge_avl; | |
3942 | break; | |
3943 | default: | |
3944 | break; | |
3945 | } | |
3946 | ||
3947 | if (is_set) { | |
3948 | who_perm_node_t *found_node = NULL; | |
3949 | who_perm_node_t *node = safe_malloc( | |
3950 | sizeof (who_perm_node_t)); | |
3951 | who_perm = &node->who_perm; | |
3952 | uu_avl_index_t idx = 0; | |
3953 | ||
3954 | uu_avl_node_init(node, &node->who_avl_node, avl_pool); | |
3955 | who_perm_init(who_perm, fsperm, perm_type, perm_name); | |
3956 | ||
3957 | if ((found_node = uu_avl_find(avl, node, NULL, &idx)) | |
3958 | == NULL) { | |
3959 | if (avl == fsperm->fsp_uge_avl) { | |
3960 | uid_t rid = 0; | |
3961 | struct passwd *p = NULL; | |
3962 | struct group *g = NULL; | |
3963 | const char *nice_name = NULL; | |
3964 | ||
3965 | switch (perm_type) { | |
3966 | case ZFS_DELEG_USER_SETS: | |
3967 | case ZFS_DELEG_USER: | |
3968 | rid = atoi(perm_name); | |
3969 | p = getpwuid(rid); | |
3970 | if (p) | |
3971 | nice_name = p->pw_name; | |
3972 | break; | |
3973 | case ZFS_DELEG_GROUP_SETS: | |
3974 | case ZFS_DELEG_GROUP: | |
3975 | rid = atoi(perm_name); | |
3976 | g = getgrgid(rid); | |
3977 | if (g) | |
3978 | nice_name = g->gr_name; | |
3979 | break; | |
3980 | default: | |
3981 | break; | |
3982 | } | |
3983 | ||
3984 | if (nice_name != NULL) | |
3985 | (void) strlcpy( | |
3986 | node->who_perm.who_ug_name, | |
3987 | nice_name, 256); | |
3988 | } | |
3989 | ||
3990 | uu_avl_insert(avl, node, idx); | |
3991 | } else { | |
3992 | node = found_node; | |
3993 | who_perm = &node->who_perm; | |
3994 | } | |
3995 | } | |
3996 | ||
3997 | (void) parse_who_perm(who_perm, nvl2, perm_locality); | |
3998 | } | |
3999 | ||
4000 | return (0); | |
4001 | } | |
4002 | ||
4003 | static inline int | |
4004 | parse_fs_perm_set(fs_perm_set_t *fspset, nvlist_t *nvl) | |
4005 | { | |
4006 | nvpair_t *nvp = NULL; | |
4007 | uu_avl_index_t idx = 0; | |
4008 | ||
4009 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
4010 | nvlist_t *nvl2 = NULL; | |
4011 | const char *fsname = nvpair_name(nvp); | |
4012 | data_type_t type = nvpair_type(nvp); | |
4013 | fs_perm_t *fsperm = NULL; | |
4014 | fs_perm_node_t *node = safe_malloc(sizeof (fs_perm_node_t)); | |
4015 | if (node == NULL) | |
4016 | nomem(); | |
4017 | ||
4018 | fsperm = &node->fspn_fsperm; | |
4019 | ||
4020 | VERIFY(DATA_TYPE_NVLIST == type); | |
4021 | ||
4022 | uu_list_node_init(node, &node->fspn_list_node, | |
4023 | fspset->fsps_list_pool); | |
4024 | ||
4025 | idx = uu_list_numnodes(fspset->fsps_list); | |
4026 | fs_perm_init(fsperm, fspset, fsname); | |
4027 | ||
4028 | if (nvpair_value_nvlist(nvp, &nvl2) != 0) | |
4029 | return (-1); | |
4030 | ||
4031 | (void) parse_fs_perm(fsperm, nvl2); | |
4032 | ||
4033 | uu_list_insert(fspset->fsps_list, node, idx); | |
4034 | } | |
4035 | ||
4036 | return (0); | |
4037 | } | |
4038 | ||
4039 | static inline const char * | |
4040 | deleg_perm_comment(zfs_deleg_note_t note) | |
4041 | { | |
4042 | const char *str = ""; | |
4043 | ||
4044 | /* subcommands */ | |
4045 | switch (note) { | |
4046 | /* SUBCOMMANDS */ | |
4047 | case ZFS_DELEG_NOTE_ALLOW: | |
4048 | str = gettext("Must also have the permission that is being" | |
4049 | "\n\t\t\t\tallowed"); | |
4050 | break; | |
4051 | case ZFS_DELEG_NOTE_CLONE: | |
4052 | str = gettext("Must also have the 'create' ability and 'mount'" | |
4053 | "\n\t\t\t\tability in the origin file system"); | |
4054 | break; | |
4055 | case ZFS_DELEG_NOTE_CREATE: | |
4056 | str = gettext("Must also have the 'mount' ability"); | |
4057 | break; | |
4058 | case ZFS_DELEG_NOTE_DESTROY: | |
4059 | str = gettext("Must also have the 'mount' ability"); | |
4060 | break; | |
4061 | case ZFS_DELEG_NOTE_DIFF: | |
4062 | str = gettext("Allows lookup of paths within a dataset;" | |
4063 | "\n\t\t\t\tgiven an object number. Ordinary users need this" | |
4064 | "\n\t\t\t\tin order to use zfs diff"); | |
4065 | break; | |
4066 | case ZFS_DELEG_NOTE_HOLD: | |
4067 | str = gettext("Allows adding a user hold to a snapshot"); | |
4068 | break; | |
4069 | case ZFS_DELEG_NOTE_MOUNT: | |
4070 | str = gettext("Allows mount/umount of ZFS datasets"); | |
4071 | break; | |
4072 | case ZFS_DELEG_NOTE_PROMOTE: | |
4073 | str = gettext("Must also have the 'mount'\n\t\t\t\tand" | |
4074 | " 'promote' ability in the origin file system"); | |
4075 | break; | |
4076 | case ZFS_DELEG_NOTE_RECEIVE: | |
4077 | str = gettext("Must also have the 'mount' and 'create'" | |
4078 | " ability"); | |
4079 | break; | |
4080 | case ZFS_DELEG_NOTE_RELEASE: | |
4081 | str = gettext("Allows releasing a user hold which\n\t\t\t\t" | |
4082 | "might destroy the snapshot"); | |
4083 | break; | |
4084 | case ZFS_DELEG_NOTE_RENAME: | |
4085 | str = gettext("Must also have the 'mount' and 'create'" | |
4086 | "\n\t\t\t\tability in the new parent"); | |
4087 | break; | |
4088 | case ZFS_DELEG_NOTE_ROLLBACK: | |
4089 | str = gettext(""); | |
4090 | break; | |
4091 | case ZFS_DELEG_NOTE_SEND: | |
4092 | str = gettext(""); | |
4093 | break; | |
4094 | case ZFS_DELEG_NOTE_SHARE: | |
4095 | str = gettext("Allows sharing file systems over NFS or SMB" | |
4096 | "\n\t\t\t\tprotocols"); | |
4097 | break; | |
4098 | case ZFS_DELEG_NOTE_SNAPSHOT: | |
4099 | str = gettext(""); | |
4100 | break; | |
4101 | /* | |
4102 | * case ZFS_DELEG_NOTE_VSCAN: | |
4103 | * str = gettext(""); | |
4104 | * break; | |
4105 | */ | |
4106 | /* OTHER */ | |
4107 | case ZFS_DELEG_NOTE_GROUPQUOTA: | |
4108 | str = gettext("Allows accessing any groupquota@... property"); | |
4109 | break; | |
4110 | case ZFS_DELEG_NOTE_GROUPUSED: | |
4111 | str = gettext("Allows reading any groupused@... property"); | |
4112 | break; | |
4113 | case ZFS_DELEG_NOTE_USERPROP: | |
4114 | str = gettext("Allows changing any user property"); | |
4115 | break; | |
4116 | case ZFS_DELEG_NOTE_USERQUOTA: | |
4117 | str = gettext("Allows accessing any userquota@... property"); | |
4118 | break; | |
4119 | case ZFS_DELEG_NOTE_USERUSED: | |
4120 | str = gettext("Allows reading any userused@... property"); | |
4121 | break; | |
4122 | /* other */ | |
4123 | default: | |
4124 | str = ""; | |
4125 | } | |
4126 | ||
4127 | return (str); | |
4128 | } | |
4129 | ||
4130 | struct allow_opts { | |
4131 | boolean_t local; | |
4132 | boolean_t descend; | |
4133 | boolean_t user; | |
4134 | boolean_t group; | |
4135 | boolean_t everyone; | |
4136 | boolean_t create; | |
4137 | boolean_t set; | |
4138 | boolean_t recursive; /* unallow only */ | |
4139 | boolean_t prt_usage; | |
4140 | ||
4141 | boolean_t prt_perms; | |
4142 | char *who; | |
4143 | char *perms; | |
4144 | const char *dataset; | |
4145 | }; | |
4146 | ||
4147 | static inline int | |
4148 | prop_cmp(const void *a, const void *b) | |
4149 | { | |
4150 | const char *str1 = *(const char **)a; | |
4151 | const char *str2 = *(const char **)b; | |
4152 | return (strcmp(str1, str2)); | |
4153 | } | |
4154 | ||
4155 | static void | |
4156 | allow_usage(boolean_t un, boolean_t requested, const char *msg) | |
4157 | { | |
4158 | const char *opt_desc[] = { | |
4159 | "-h", gettext("show this help message and exit"), | |
4160 | "-l", gettext("set permission locally"), | |
4161 | "-d", gettext("set permission for descents"), | |
4162 | "-u", gettext("set permission for user"), | |
4163 | "-g", gettext("set permission for group"), | |
4164 | "-e", gettext("set permission for everyone"), | |
4165 | "-c", gettext("set create time permission"), | |
4166 | "-s", gettext("define permission set"), | |
4167 | /* unallow only */ | |
4168 | "-r", gettext("remove permissions recursively"), | |
4169 | }; | |
4170 | size_t unallow_size = sizeof (opt_desc) / sizeof (char *); | |
4171 | size_t allow_size = unallow_size - 2; | |
4172 | const char *props[ZFS_NUM_PROPS]; | |
4173 | int i; | |
4174 | size_t count = 0; | |
4175 | FILE *fp = requested ? stdout : stderr; | |
4176 | zprop_desc_t *pdtbl = zfs_prop_get_table(); | |
4177 | const char *fmt = gettext("%-16s %-14s\t%s\n"); | |
4178 | ||
4179 | (void) fprintf(fp, gettext("Usage: %s\n"), get_usage(un ? HELP_UNALLOW : | |
4180 | HELP_ALLOW)); | |
4181 | (void) fprintf(fp, gettext("Options:\n")); | |
4182 | for (i = 0; i < (un ? unallow_size : allow_size); i++) { | |
4183 | const char *opt = opt_desc[i++]; | |
4184 | const char *optdsc = opt_desc[i]; | |
4185 | (void) fprintf(fp, gettext(" %-10s %s\n"), opt, optdsc); | |
4186 | } | |
4187 | ||
4188 | (void) fprintf(fp, gettext("\nThe following permissions are " | |
4189 | "supported:\n\n")); | |
4190 | (void) fprintf(fp, fmt, gettext("NAME"), gettext("TYPE"), | |
4191 | gettext("NOTES")); | |
4192 | for (i = 0; i < ZFS_NUM_DELEG_NOTES; i++) { | |
4193 | const char *perm_name = zfs_deleg_perm_tbl[i].z_perm; | |
4194 | zfs_deleg_note_t perm_note = zfs_deleg_perm_tbl[i].z_note; | |
4195 | const char *perm_type = deleg_perm_type(perm_note); | |
4196 | const char *perm_comment = deleg_perm_comment(perm_note); | |
4197 | (void) fprintf(fp, fmt, perm_name, perm_type, perm_comment); | |
4198 | } | |
4199 | ||
4200 | for (i = 0; i < ZFS_NUM_PROPS; i++) { | |
4201 | zprop_desc_t *pd = &pdtbl[i]; | |
4202 | if (pd->pd_visible != B_TRUE) | |
4203 | continue; | |
4204 | ||
4205 | if (pd->pd_attr == PROP_READONLY) | |
4206 | continue; | |
4207 | ||
4208 | props[count++] = pd->pd_name; | |
4209 | } | |
4210 | props[count] = NULL; | |
4211 | ||
4212 | qsort(props, count, sizeof (char *), prop_cmp); | |
4213 | ||
4214 | for (i = 0; i < count; i++) | |
4215 | (void) fprintf(fp, fmt, props[i], gettext("property"), ""); | |
4216 | ||
4217 | if (msg != NULL) | |
4218 | (void) fprintf(fp, gettext("\nzfs: error: %s"), msg); | |
4219 | ||
4220 | exit(requested ? 0 : 2); | |
4221 | } | |
4222 | ||
4223 | static inline const char * | |
4224 | munge_args(int argc, char **argv, boolean_t un, size_t expected_argc, | |
4225 | char **permsp) | |
4226 | { | |
4227 | if (un && argc == expected_argc - 1) | |
4228 | *permsp = NULL; | |
4229 | else if (argc == expected_argc) | |
4230 | *permsp = argv[argc - 2]; | |
4231 | else | |
4232 | allow_usage(un, B_FALSE, | |
4233 | gettext("wrong number of parameters\n")); | |
4234 | ||
4235 | return (argv[argc - 1]); | |
4236 | } | |
4237 | ||
4238 | static void | |
4239 | parse_allow_args(int argc, char **argv, boolean_t un, struct allow_opts *opts) | |
4240 | { | |
4241 | int uge_sum = opts->user + opts->group + opts->everyone; | |
4242 | int csuge_sum = opts->create + opts->set + uge_sum; | |
4243 | int ldcsuge_sum = csuge_sum + opts->local + opts->descend; | |
4244 | int all_sum = un ? ldcsuge_sum + opts->recursive : ldcsuge_sum; | |
4245 | ||
4246 | if (uge_sum > 1) | |
4247 | allow_usage(un, B_FALSE, | |
4248 | gettext("-u, -g, and -e are mutually exclusive\n")); | |
4249 | ||
4250 | if (opts->prt_usage) { | |
4251 | if (argc == 0 && all_sum == 0) | |
4252 | allow_usage(un, B_TRUE, NULL); | |
4253 | else | |
4254 | usage(B_FALSE); | |
4255 | } | |
4256 | ||
4257 | if (opts->set) { | |
4258 | if (csuge_sum > 1) | |
4259 | allow_usage(un, B_FALSE, | |
4260 | gettext("invalid options combined with -s\n")); | |
4261 | ||
4262 | opts->dataset = munge_args(argc, argv, un, 3, &opts->perms); | |
4263 | if (argv[0][0] != '@') | |
4264 | allow_usage(un, B_FALSE, | |
4265 | gettext("invalid set name: missing '@' prefix\n")); | |
4266 | opts->who = argv[0]; | |
4267 | } else if (opts->create) { | |
4268 | if (ldcsuge_sum > 1) | |
4269 | allow_usage(un, B_FALSE, | |
4270 | gettext("invalid options combined with -c\n")); | |
4271 | opts->dataset = munge_args(argc, argv, un, 2, &opts->perms); | |
4272 | } else if (opts->everyone) { | |
4273 | if (csuge_sum > 1) | |
4274 | allow_usage(un, B_FALSE, | |
4275 | gettext("invalid options combined with -e\n")); | |
4276 | opts->dataset = munge_args(argc, argv, un, 2, &opts->perms); | |
4277 | } else if (uge_sum == 0 && argc > 0 && strcmp(argv[0], "everyone") | |
4278 | == 0) { | |
4279 | opts->everyone = B_TRUE; | |
4280 | argc--; | |
4281 | argv++; | |
4282 | opts->dataset = munge_args(argc, argv, un, 2, &opts->perms); | |
4283 | } else if (argc == 1) { | |
4284 | opts->prt_perms = B_TRUE; | |
4285 | opts->dataset = argv[argc-1]; | |
4286 | } else { | |
4287 | opts->dataset = munge_args(argc, argv, un, 3, &opts->perms); | |
4288 | opts->who = argv[0]; | |
4289 | } | |
4290 | ||
4291 | if (!opts->local && !opts->descend) { | |
4292 | opts->local = B_TRUE; | |
4293 | opts->descend = B_TRUE; | |
4294 | } | |
4295 | } | |
4296 | ||
4297 | static void | |
4298 | store_allow_perm(zfs_deleg_who_type_t type, boolean_t local, boolean_t descend, | |
4299 | const char *who, char *perms, nvlist_t *top_nvl) | |
4300 | { | |
4301 | int i; | |
4302 | char ld[2] = { '\0', '\0' }; | |
4303 | char who_buf[ZFS_MAXNAMELEN+32]; | |
4304 | char base_type = ZFS_DELEG_WHO_UNKNOWN; | |
4305 | char set_type = ZFS_DELEG_WHO_UNKNOWN; | |
4306 | nvlist_t *base_nvl = NULL; | |
4307 | nvlist_t *set_nvl = NULL; | |
4308 | nvlist_t *nvl; | |
4309 | ||
4310 | if (nvlist_alloc(&base_nvl, NV_UNIQUE_NAME, 0) != 0) | |
4311 | nomem(); | |
4312 | if (nvlist_alloc(&set_nvl, NV_UNIQUE_NAME, 0) != 0) | |
4313 | nomem(); | |
4314 | ||
4315 | switch (type) { | |
4316 | case ZFS_DELEG_NAMED_SET_SETS: | |
4317 | case ZFS_DELEG_NAMED_SET: | |
4318 | set_type = ZFS_DELEG_NAMED_SET_SETS; | |
4319 | base_type = ZFS_DELEG_NAMED_SET; | |
4320 | ld[0] = ZFS_DELEG_NA; | |
4321 | break; | |
4322 | case ZFS_DELEG_CREATE_SETS: | |
4323 | case ZFS_DELEG_CREATE: | |
4324 | set_type = ZFS_DELEG_CREATE_SETS; | |
4325 | base_type = ZFS_DELEG_CREATE; | |
4326 | ld[0] = ZFS_DELEG_NA; | |
4327 | break; | |
4328 | case ZFS_DELEG_USER_SETS: | |
4329 | case ZFS_DELEG_USER: | |
4330 | set_type = ZFS_DELEG_USER_SETS; | |
4331 | base_type = ZFS_DELEG_USER; | |
4332 | if (local) | |
4333 | ld[0] = ZFS_DELEG_LOCAL; | |
4334 | if (descend) | |
4335 | ld[1] = ZFS_DELEG_DESCENDENT; | |
4336 | break; | |
4337 | case ZFS_DELEG_GROUP_SETS: | |
4338 | case ZFS_DELEG_GROUP: | |
4339 | set_type = ZFS_DELEG_GROUP_SETS; | |
4340 | base_type = ZFS_DELEG_GROUP; | |
4341 | if (local) | |
4342 | ld[0] = ZFS_DELEG_LOCAL; | |
4343 | if (descend) | |
4344 | ld[1] = ZFS_DELEG_DESCENDENT; | |
4345 | break; | |
4346 | case ZFS_DELEG_EVERYONE_SETS: | |
4347 | case ZFS_DELEG_EVERYONE: | |
4348 | set_type = ZFS_DELEG_EVERYONE_SETS; | |
4349 | base_type = ZFS_DELEG_EVERYONE; | |
4350 | if (local) | |
4351 | ld[0] = ZFS_DELEG_LOCAL; | |
4352 | if (descend) | |
4353 | ld[1] = ZFS_DELEG_DESCENDENT; | |
4354 | default: | |
4355 | break; | |
4356 | } | |
4357 | ||
4358 | if (perms != NULL) { | |
4359 | char *curr = perms; | |
4360 | char *end = curr + strlen(perms); | |
4361 | ||
4362 | while (curr < end) { | |
4363 | char *delim = strchr(curr, ','); | |
4364 | if (delim == NULL) | |
4365 | delim = end; | |
4366 | else | |
4367 | *delim = '\0'; | |
4368 | ||
4369 | if (curr[0] == '@') | |
4370 | nvl = set_nvl; | |
4371 | else | |
4372 | nvl = base_nvl; | |
4373 | ||
4374 | (void) nvlist_add_boolean(nvl, curr); | |
4375 | if (delim != end) | |
4376 | *delim = ','; | |
4377 | curr = delim + 1; | |
4378 | } | |
4379 | ||
4380 | for (i = 0; i < 2; i++) { | |
4381 | char locality = ld[i]; | |
4382 | if (locality == 0) | |
4383 | continue; | |
4384 | ||
4385 | if (!nvlist_empty(base_nvl)) { | |
4386 | if (who != NULL) | |
4387 | (void) snprintf(who_buf, | |
4388 | sizeof (who_buf), "%c%c$%s", | |
4389 | base_type, locality, who); | |
4390 | else | |
4391 | (void) snprintf(who_buf, | |
4392 | sizeof (who_buf), "%c%c$", | |
4393 | base_type, locality); | |
4394 | ||
4395 | (void) nvlist_add_nvlist(top_nvl, who_buf, | |
4396 | base_nvl); | |
4397 | } | |
4398 | ||
4399 | ||
4400 | if (!nvlist_empty(set_nvl)) { | |
4401 | if (who != NULL) | |
4402 | (void) snprintf(who_buf, | |
4403 | sizeof (who_buf), "%c%c$%s", | |
4404 | set_type, locality, who); | |
4405 | else | |
4406 | (void) snprintf(who_buf, | |
4407 | sizeof (who_buf), "%c%c$", | |
4408 | set_type, locality); | |
4409 | ||
4410 | (void) nvlist_add_nvlist(top_nvl, who_buf, | |
4411 | set_nvl); | |
4412 | } | |
4413 | } | |
4414 | } else { | |
4415 | for (i = 0; i < 2; i++) { | |
4416 | char locality = ld[i]; | |
4417 | if (locality == 0) | |
4418 | continue; | |
4419 | ||
4420 | if (who != NULL) | |
4421 | (void) snprintf(who_buf, sizeof (who_buf), | |
4422 | "%c%c$%s", base_type, locality, who); | |
4423 | else | |
4424 | (void) snprintf(who_buf, sizeof (who_buf), | |
4425 | "%c%c$", base_type, locality); | |
4426 | (void) nvlist_add_boolean(top_nvl, who_buf); | |
4427 | ||
4428 | if (who != NULL) | |
4429 | (void) snprintf(who_buf, sizeof (who_buf), | |
4430 | "%c%c$%s", set_type, locality, who); | |
4431 | else | |
4432 | (void) snprintf(who_buf, sizeof (who_buf), | |
4433 | "%c%c$", set_type, locality); | |
4434 | (void) nvlist_add_boolean(top_nvl, who_buf); | |
4435 | } | |
4436 | } | |
4437 | } | |
4438 | ||
4439 | static int | |
4440 | construct_fsacl_list(boolean_t un, struct allow_opts *opts, nvlist_t **nvlp) | |
4441 | { | |
4442 | if (nvlist_alloc(nvlp, NV_UNIQUE_NAME, 0) != 0) | |
4443 | nomem(); | |
4444 | ||
4445 | if (opts->set) { | |
4446 | store_allow_perm(ZFS_DELEG_NAMED_SET, opts->local, | |
4447 | opts->descend, opts->who, opts->perms, *nvlp); | |
4448 | } else if (opts->create) { | |
4449 | store_allow_perm(ZFS_DELEG_CREATE, opts->local, | |
4450 | opts->descend, NULL, opts->perms, *nvlp); | |
4451 | } else if (opts->everyone) { | |
4452 | store_allow_perm(ZFS_DELEG_EVERYONE, opts->local, | |
4453 | opts->descend, NULL, opts->perms, *nvlp); | |
4454 | } else { | |
4455 | char *curr = opts->who; | |
4456 | char *end = curr + strlen(curr); | |
4457 | ||
4458 | while (curr < end) { | |
4459 | const char *who; | |
4c069d34 | 4460 | zfs_deleg_who_type_t who_type = ZFS_DELEG_WHO_UNKNOWN; |
0b7936d5 AS |
4461 | char *endch; |
4462 | char *delim = strchr(curr, ','); | |
4463 | char errbuf[256]; | |
4464 | char id[64]; | |
4465 | struct passwd *p = NULL; | |
4466 | struct group *g = NULL; | |
4467 | ||
4468 | uid_t rid; | |
4469 | if (delim == NULL) | |
4470 | delim = end; | |
4471 | else | |
4472 | *delim = '\0'; | |
4473 | ||
4474 | rid = (uid_t)strtol(curr, &endch, 0); | |
4475 | if (opts->user) { | |
4476 | who_type = ZFS_DELEG_USER; | |
4477 | if (*endch != '\0') | |
4478 | p = getpwnam(curr); | |
4479 | else | |
4480 | p = getpwuid(rid); | |
4481 | ||
4482 | if (p != NULL) | |
4483 | rid = p->pw_uid; | |
4484 | else { | |
4485 | (void) snprintf(errbuf, 256, gettext( | |
4486 | "invalid user %s"), curr); | |
4487 | allow_usage(un, B_TRUE, errbuf); | |
4488 | } | |
4489 | } else if (opts->group) { | |
4490 | who_type = ZFS_DELEG_GROUP; | |
4491 | if (*endch != '\0') | |
4492 | g = getgrnam(curr); | |
4493 | else | |
4494 | g = getgrgid(rid); | |
4495 | ||
4496 | if (g != NULL) | |
4497 | rid = g->gr_gid; | |
4498 | else { | |
4499 | (void) snprintf(errbuf, 256, gettext( | |
4500 | "invalid group %s"), curr); | |
4501 | allow_usage(un, B_TRUE, errbuf); | |
4502 | } | |
4503 | } else { | |
4504 | if (*endch != '\0') { | |
4505 | p = getpwnam(curr); | |
4506 | } else { | |
4507 | p = getpwuid(rid); | |
4508 | } | |
4509 | ||
4510 | if (p == NULL) { | |
4511 | if (*endch != '\0') { | |
4512 | g = getgrnam(curr); | |
4513 | } else { | |
4514 | g = getgrgid(rid); | |
4515 | } | |
4516 | } | |
4517 | ||
4518 | if (p != NULL) { | |
4519 | who_type = ZFS_DELEG_USER; | |
4520 | rid = p->pw_uid; | |
4521 | } else if (g != NULL) { | |
4522 | who_type = ZFS_DELEG_GROUP; | |
4523 | rid = g->gr_gid; | |
4524 | } else { | |
4525 | (void) snprintf(errbuf, 256, gettext( | |
4526 | "invalid user/group %s"), curr); | |
4527 | allow_usage(un, B_TRUE, errbuf); | |
4528 | } | |
4529 | } | |
4530 | ||
4531 | (void) sprintf(id, "%u", rid); | |
4532 | who = id; | |
4533 | ||
4534 | store_allow_perm(who_type, opts->local, | |
4535 | opts->descend, who, opts->perms, *nvlp); | |
4536 | curr = delim + 1; | |
4537 | } | |
4538 | } | |
4539 | ||
4540 | return (0); | |
4541 | } | |
4542 | ||
4543 | static void | |
4544 | print_set_creat_perms(uu_avl_t *who_avl) | |
4545 | { | |
4546 | const char *sc_title[] = { | |
4547 | gettext("Permission sets:\n"), | |
4548 | gettext("Create time permissions:\n"), | |
4549 | NULL | |
4550 | }; | |
4551 | const char **title_ptr = sc_title; | |
4552 | who_perm_node_t *who_node = NULL; | |
4553 | int prev_weight = -1; | |
4554 | ||
4555 | for (who_node = uu_avl_first(who_avl); who_node != NULL; | |
4556 | who_node = uu_avl_next(who_avl, who_node)) { | |
4557 | uu_avl_t *avl = who_node->who_perm.who_deleg_perm_avl; | |
4558 | zfs_deleg_who_type_t who_type = who_node->who_perm.who_type; | |
4559 | const char *who_name = who_node->who_perm.who_name; | |
4560 | int weight = who_type2weight(who_type); | |
4561 | boolean_t first = B_TRUE; | |
4562 | deleg_perm_node_t *deleg_node; | |
4563 | ||
4564 | if (prev_weight != weight) { | |
29b35200 | 4565 | (void) printf("%s", *title_ptr++); |
0b7936d5 AS |
4566 | prev_weight = weight; |
4567 | } | |
4568 | ||
4569 | if (who_name == NULL || strnlen(who_name, 1) == 0) | |
4570 | (void) printf("\t"); | |
4571 | else | |
4572 | (void) printf("\t%s ", who_name); | |
4573 | ||
4574 | for (deleg_node = uu_avl_first(avl); deleg_node != NULL; | |
4575 | deleg_node = uu_avl_next(avl, deleg_node)) { | |
4576 | if (first) { | |
4577 | (void) printf("%s", | |
4578 | deleg_node->dpn_perm.dp_name); | |
4579 | first = B_FALSE; | |
4580 | } else | |
4581 | (void) printf(",%s", | |
4582 | deleg_node->dpn_perm.dp_name); | |
4583 | } | |
4584 | ||
4585 | (void) printf("\n"); | |
4586 | } | |
4587 | } | |
34dc7c2f | 4588 | |
0b7936d5 AS |
4589 | static void inline |
4590 | print_uge_deleg_perms(uu_avl_t *who_avl, boolean_t local, boolean_t descend, | |
4591 | const char *title) | |
4592 | { | |
4593 | who_perm_node_t *who_node = NULL; | |
4594 | boolean_t prt_title = B_TRUE; | |
4595 | uu_avl_walk_t *walk; | |
34dc7c2f | 4596 | |
0b7936d5 AS |
4597 | if ((walk = uu_avl_walk_start(who_avl, UU_WALK_ROBUST)) == NULL) |
4598 | nomem(); | |
34dc7c2f | 4599 | |
0b7936d5 AS |
4600 | while ((who_node = uu_avl_walk_next(walk)) != NULL) { |
4601 | const char *who_name = who_node->who_perm.who_name; | |
4602 | const char *nice_who_name = who_node->who_perm.who_ug_name; | |
4603 | uu_avl_t *avl = who_node->who_perm.who_deleg_perm_avl; | |
4604 | zfs_deleg_who_type_t who_type = who_node->who_perm.who_type; | |
4605 | char delim = ' '; | |
4606 | deleg_perm_node_t *deleg_node; | |
4607 | boolean_t prt_who = B_TRUE; | |
4608 | ||
4609 | for (deleg_node = uu_avl_first(avl); | |
4610 | deleg_node != NULL; | |
4611 | deleg_node = uu_avl_next(avl, deleg_node)) { | |
4612 | if (local != deleg_node->dpn_perm.dp_local || | |
4613 | descend != deleg_node->dpn_perm.dp_descend) | |
4614 | continue; | |
4615 | ||
4616 | if (prt_who) { | |
4617 | const char *who = NULL; | |
4618 | if (prt_title) { | |
4619 | prt_title = B_FALSE; | |
29b35200 | 4620 | (void) printf("%s", title); |
0b7936d5 AS |
4621 | } |
4622 | ||
4623 | switch (who_type) { | |
4624 | case ZFS_DELEG_USER_SETS: | |
4625 | case ZFS_DELEG_USER: | |
4626 | who = gettext("user"); | |
4627 | if (nice_who_name) | |
4628 | who_name = nice_who_name; | |
4629 | break; | |
4630 | case ZFS_DELEG_GROUP_SETS: | |
4631 | case ZFS_DELEG_GROUP: | |
4632 | who = gettext("group"); | |
4633 | if (nice_who_name) | |
4634 | who_name = nice_who_name; | |
4635 | break; | |
4636 | case ZFS_DELEG_EVERYONE_SETS: | |
4637 | case ZFS_DELEG_EVERYONE: | |
4638 | who = gettext("everyone"); | |
4639 | who_name = NULL; | |
4640 | default: | |
4641 | break; | |
4642 | } | |
4643 | ||
4644 | prt_who = B_FALSE; | |
4645 | if (who_name == NULL) | |
4646 | (void) printf("\t%s", who); | |
4647 | else | |
4648 | (void) printf("\t%s %s", who, who_name); | |
34dc7c2f | 4649 | } |
0b7936d5 AS |
4650 | |
4651 | (void) printf("%c%s", delim, | |
4652 | deleg_node->dpn_perm.dp_name); | |
4653 | delim = ','; | |
34dc7c2f | 4654 | } |
34dc7c2f | 4655 | |
0b7936d5 AS |
4656 | if (!prt_who) |
4657 | (void) printf("\n"); | |
4658 | } | |
428870ff | 4659 | |
0b7936d5 AS |
4660 | uu_avl_walk_end(walk); |
4661 | } | |
34dc7c2f | 4662 | |
0b7936d5 AS |
4663 | static void |
4664 | print_fs_perms(fs_perm_set_t *fspset) | |
4665 | { | |
4666 | fs_perm_node_t *node = NULL; | |
4667 | char buf[ZFS_MAXNAMELEN+32]; | |
4668 | const char *dsname = buf; | |
4669 | ||
4670 | for (node = uu_list_first(fspset->fsps_list); node != NULL; | |
4671 | node = uu_list_next(fspset->fsps_list, node)) { | |
4672 | uu_avl_t *sc_avl = node->fspn_fsperm.fsp_sc_avl; | |
4673 | uu_avl_t *uge_avl = node->fspn_fsperm.fsp_uge_avl; | |
4674 | int left = 0; | |
4675 | ||
4676 | (void) snprintf(buf, ZFS_MAXNAMELEN+32, | |
4677 | gettext("---- Permissions on %s "), | |
4678 | node->fspn_fsperm.fsp_name); | |
29b35200 | 4679 | (void) printf("%s", dsname); |
0b7936d5 AS |
4680 | left = 70 - strlen(buf); |
4681 | while (left-- > 0) | |
4682 | (void) printf("-"); | |
4683 | (void) printf("\n"); | |
4684 | ||
4685 | print_set_creat_perms(sc_avl); | |
4686 | print_uge_deleg_perms(uge_avl, B_TRUE, B_FALSE, | |
4687 | gettext("Local permissions:\n")); | |
4688 | print_uge_deleg_perms(uge_avl, B_FALSE, B_TRUE, | |
4689 | gettext("Descendent permissions:\n")); | |
4690 | print_uge_deleg_perms(uge_avl, B_TRUE, B_TRUE, | |
4691 | gettext("Local+Descendent permissions:\n")); | |
428870ff | 4692 | } |
0b7936d5 | 4693 | } |
34dc7c2f | 4694 | |
0b7936d5 AS |
4695 | static fs_perm_set_t fs_perm_set = { NULL, NULL, NULL, NULL }; |
4696 | ||
4697 | struct deleg_perms { | |
4698 | boolean_t un; | |
4699 | nvlist_t *nvl; | |
4700 | }; | |
4701 | ||
4702 | static int | |
4703 | set_deleg_perms(zfs_handle_t *zhp, void *data) | |
4704 | { | |
4705 | struct deleg_perms *perms = (struct deleg_perms *)data; | |
4706 | zfs_type_t zfs_type = zfs_get_type(zhp); | |
4707 | ||
4708 | if (zfs_type != ZFS_TYPE_FILESYSTEM && zfs_type != ZFS_TYPE_VOLUME) | |
4709 | return (0); | |
4710 | ||
4711 | return (zfs_set_fsacl(zhp, perms->un, perms->nvl)); | |
34dc7c2f BB |
4712 | } |
4713 | ||
34dc7c2f | 4714 | static int |
0b7936d5 | 4715 | zfs_do_allow_unallow_impl(int argc, char **argv, boolean_t un) |
34dc7c2f | 4716 | { |
0b7936d5 AS |
4717 | zfs_handle_t *zhp; |
4718 | nvlist_t *perm_nvl = NULL; | |
4719 | nvlist_t *update_perm_nvl = NULL; | |
4720 | int error = 1; | |
4721 | int c; | |
4722 | struct allow_opts opts = { 0 }; | |
34dc7c2f | 4723 | |
0b7936d5 AS |
4724 | const char *optstr = un ? "ldugecsrh" : "ldugecsh"; |
4725 | ||
4726 | /* check opts */ | |
4727 | while ((c = getopt(argc, argv, optstr)) != -1) { | |
34dc7c2f | 4728 | switch (c) { |
0b7936d5 AS |
4729 | case 'l': |
4730 | opts.local = B_TRUE; | |
4731 | break; | |
34dc7c2f | 4732 | case 'd': |
0b7936d5 | 4733 | opts.descend = B_TRUE; |
34dc7c2f | 4734 | break; |
0b7936d5 AS |
4735 | case 'u': |
4736 | opts.user = B_TRUE; | |
428870ff | 4737 | break; |
0b7936d5 AS |
4738 | case 'g': |
4739 | opts.group = B_TRUE; | |
34dc7c2f | 4740 | break; |
0b7936d5 AS |
4741 | case 'e': |
4742 | opts.everyone = B_TRUE; | |
d164b209 | 4743 | break; |
0b7936d5 AS |
4744 | case 's': |
4745 | opts.set = B_TRUE; | |
34dc7c2f | 4746 | break; |
0b7936d5 AS |
4747 | case 'c': |
4748 | opts.create = B_TRUE; | |
4749 | break; | |
4750 | case 'r': | |
4751 | opts.recursive = B_TRUE; | |
34dc7c2f BB |
4752 | break; |
4753 | case ':': | |
4754 | (void) fprintf(stderr, gettext("missing argument for " | |
4755 | "'%c' option\n"), optopt); | |
4756 | usage(B_FALSE); | |
4757 | break; | |
0b7936d5 AS |
4758 | case 'h': |
4759 | opts.prt_usage = B_TRUE; | |
4760 | break; | |
34dc7c2f BB |
4761 | case '?': |
4762 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
4763 | optopt); | |
4764 | usage(B_FALSE); | |
4765 | } | |
4766 | } | |
4767 | ||
4768 | argc -= optind; | |
4769 | argv += optind; | |
4770 | ||
0b7936d5 AS |
4771 | /* check arguments */ |
4772 | parse_allow_args(argc, argv, un, &opts); | |
4773 | ||
4774 | /* try to open the dataset */ | |
4775 | if ((zhp = zfs_open(g_zfs, opts.dataset, ZFS_TYPE_FILESYSTEM)) | |
4776 | == NULL) { | |
4777 | (void) fprintf(stderr, "Failed to open Dataset *%s*\n", | |
4778 | opts.dataset); | |
4779 | return (-1); | |
34dc7c2f | 4780 | } |
0b7936d5 AS |
4781 | |
4782 | if (zfs_get_fsacl(zhp, &perm_nvl) != 0) | |
4783 | goto cleanup2; | |
4784 | ||
4785 | fs_perm_set_init(&fs_perm_set); | |
4786 | if (parse_fs_perm_set(&fs_perm_set, perm_nvl) != 0) { | |
4787 | (void) fprintf(stderr, "Failed to parse fsacl permissionsn"); | |
4788 | goto cleanup1; | |
34dc7c2f BB |
4789 | } |
4790 | ||
0b7936d5 AS |
4791 | if (opts.prt_perms) |
4792 | print_fs_perms(&fs_perm_set); | |
4793 | else { | |
4794 | (void) construct_fsacl_list(un, &opts, &update_perm_nvl); | |
4795 | if (zfs_set_fsacl(zhp, un, update_perm_nvl) != 0) | |
4796 | goto cleanup0; | |
4797 | ||
4798 | if (un && opts.recursive) { | |
4799 | struct deleg_perms data = { un, update_perm_nvl }; | |
4800 | if (zfs_iter_filesystems(zhp, set_deleg_perms, | |
4801 | &data) != 0) | |
4802 | goto cleanup0; | |
4803 | } | |
34dc7c2f BB |
4804 | } |
4805 | ||
0b7936d5 | 4806 | error = 0; |
34dc7c2f | 4807 | |
0b7936d5 AS |
4808 | cleanup0: |
4809 | nvlist_free(perm_nvl); | |
4810 | if (update_perm_nvl != NULL) | |
4811 | nvlist_free(update_perm_nvl); | |
4812 | cleanup1: | |
4813 | fs_perm_set_fini(&fs_perm_set); | |
4814 | cleanup2: | |
4815 | zfs_close(zhp); | |
4816 | ||
4817 | return (error); | |
4818 | } | |
4819 | ||
4820 | /* | |
4821 | * zfs allow [-r] [-t] <tag> <snap> ... | |
4822 | * | |
4823 | * -r Recursively hold | |
4824 | * -t Temporary hold (hidden option) | |
4825 | * | |
4826 | * Apply a user-hold with the given tag to the list of snapshots. | |
4827 | */ | |
4828 | static int | |
4829 | zfs_do_allow(int argc, char **argv) | |
4830 | { | |
4831 | return (zfs_do_allow_unallow_impl(argc, argv, B_FALSE)); | |
4832 | } | |
4833 | ||
4834 | /* | |
4835 | * zfs unallow [-r] [-t] <tag> <snap> ... | |
4836 | * | |
4837 | * -r Recursively hold | |
4838 | * -t Temporary hold (hidden option) | |
4839 | * | |
4840 | * Apply a user-hold with the given tag to the list of snapshots. | |
4841 | */ | |
4842 | static int | |
4843 | zfs_do_unallow(int argc, char **argv) | |
4844 | { | |
4845 | return (zfs_do_allow_unallow_impl(argc, argv, B_TRUE)); | |
34dc7c2f BB |
4846 | } |
4847 | ||
45d1cae3 BB |
4848 | static int |
4849 | zfs_do_hold_rele_impl(int argc, char **argv, boolean_t holding) | |
4850 | { | |
4851 | int errors = 0; | |
4852 | int i; | |
4853 | const char *tag; | |
4854 | boolean_t recursive = B_FALSE; | |
428870ff BB |
4855 | boolean_t temphold = B_FALSE; |
4856 | const char *opts = holding ? "rt" : "r"; | |
45d1cae3 | 4857 | int c; |
45d1cae3 BB |
4858 | |
4859 | /* check options */ | |
428870ff | 4860 | while ((c = getopt(argc, argv, opts)) != -1) { |
45d1cae3 BB |
4861 | switch (c) { |
4862 | case 'r': | |
4863 | recursive = B_TRUE; | |
4864 | break; | |
428870ff BB |
4865 | case 't': |
4866 | temphold = B_TRUE; | |
4867 | break; | |
45d1cae3 BB |
4868 | case '?': |
4869 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
4870 | optopt); | |
4871 | usage(B_FALSE); | |
4872 | } | |
4873 | } | |
4874 | ||
4875 | argc -= optind; | |
4876 | argv += optind; | |
4877 | ||
4878 | /* check number of arguments */ | |
4879 | if (argc < 2) | |
4880 | usage(B_FALSE); | |
4881 | ||
4882 | tag = argv[0]; | |
4883 | --argc; | |
4884 | ++argv; | |
4885 | ||
428870ff BB |
4886 | if (holding && tag[0] == '.') { |
4887 | /* tags starting with '.' are reserved for libzfs */ | |
4888 | (void) fprintf(stderr, gettext("tag may not start with '.'\n")); | |
4889 | usage(B_FALSE); | |
45d1cae3 BB |
4890 | } |
4891 | ||
4892 | for (i = 0; i < argc; ++i) { | |
4893 | zfs_handle_t *zhp; | |
4894 | char parent[ZFS_MAXNAMELEN]; | |
4895 | const char *delim; | |
4896 | char *path = argv[i]; | |
4897 | ||
4898 | delim = strchr(path, '@'); | |
4899 | if (delim == NULL) { | |
4900 | (void) fprintf(stderr, | |
4901 | gettext("'%s' is not a snapshot\n"), path); | |
4902 | ++errors; | |
4903 | continue; | |
4904 | } | |
4905 | (void) strncpy(parent, path, delim - path); | |
4906 | parent[delim - path] = '\0'; | |
4907 | ||
4908 | zhp = zfs_open(g_zfs, parent, | |
4909 | ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME); | |
4910 | if (zhp == NULL) { | |
4911 | ++errors; | |
4912 | continue; | |
4913 | } | |
428870ff BB |
4914 | if (holding) { |
4915 | if (zfs_hold(zhp, delim+1, tag, recursive, | |
572e2857 | 4916 | temphold, B_FALSE, -1, 0, 0) != 0) |
428870ff BB |
4917 | ++errors; |
4918 | } else { | |
4919 | if (zfs_release(zhp, delim+1, tag, recursive) != 0) | |
4920 | ++errors; | |
4921 | } | |
45d1cae3 BB |
4922 | zfs_close(zhp); |
4923 | } | |
4924 | ||
4925 | return (errors != 0); | |
4926 | } | |
4927 | ||
4928 | /* | |
428870ff | 4929 | * zfs hold [-r] [-t] <tag> <snap> ... |
45d1cae3 | 4930 | * |
428870ff BB |
4931 | * -r Recursively hold |
4932 | * -t Temporary hold (hidden option) | |
45d1cae3 BB |
4933 | * |
4934 | * Apply a user-hold with the given tag to the list of snapshots. | |
4935 | */ | |
4936 | static int | |
4937 | zfs_do_hold(int argc, char **argv) | |
4938 | { | |
4939 | return (zfs_do_hold_rele_impl(argc, argv, B_TRUE)); | |
4940 | } | |
4941 | ||
4942 | /* | |
4943 | * zfs release [-r] <tag> <snap> ... | |
4944 | * | |
428870ff | 4945 | * -r Recursively release |
45d1cae3 BB |
4946 | * |
4947 | * Release a user-hold with the given tag from the list of snapshots. | |
4948 | */ | |
4949 | static int | |
4950 | zfs_do_release(int argc, char **argv) | |
4951 | { | |
4952 | return (zfs_do_hold_rele_impl(argc, argv, B_FALSE)); | |
4953 | } | |
4954 | ||
0b7936d5 AS |
4955 | typedef struct holds_cbdata { |
4956 | boolean_t cb_recursive; | |
4957 | const char *cb_snapname; | |
4958 | nvlist_t **cb_nvlp; | |
4959 | size_t cb_max_namelen; | |
4960 | size_t cb_max_taglen; | |
4961 | } holds_cbdata_t; | |
4962 | ||
4963 | #define STRFTIME_FMT_STR "%a %b %e %k:%M %Y" | |
4964 | #define DATETIME_BUF_LEN (32) | |
4965 | /* | |
4966 | * | |
4967 | */ | |
4968 | static void | |
4969 | print_holds(boolean_t scripted, int nwidth, int tagwidth, nvlist_t *nvl) | |
4970 | { | |
4971 | int i; | |
4972 | nvpair_t *nvp = NULL; | |
4973 | char *hdr_cols[] = { "NAME", "TAG", "TIMESTAMP" }; | |
4974 | const char *col; | |
4975 | ||
4976 | if (!scripted) { | |
4977 | for (i = 0; i < 3; i++) { | |
4978 | col = gettext(hdr_cols[i]); | |
4979 | if (i < 2) | |
4980 | (void) printf("%-*s ", i ? tagwidth : nwidth, | |
4981 | col); | |
4982 | else | |
4983 | (void) printf("%s\n", col); | |
4984 | } | |
4985 | } | |
4986 | ||
4987 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
4988 | char *zname = nvpair_name(nvp); | |
4989 | nvlist_t *nvl2; | |
4990 | nvpair_t *nvp2 = NULL; | |
4991 | (void) nvpair_value_nvlist(nvp, &nvl2); | |
4992 | while ((nvp2 = nvlist_next_nvpair(nvl2, nvp2)) != NULL) { | |
4993 | char tsbuf[DATETIME_BUF_LEN]; | |
4994 | char *tagname = nvpair_name(nvp2); | |
4995 | uint64_t val = 0; | |
4996 | time_t time; | |
4997 | struct tm t; | |
4998 | char sep = scripted ? '\t' : ' '; | |
4999 | int sepnum = scripted ? 1 : 2; | |
5000 | ||
5001 | (void) nvpair_value_uint64(nvp2, &val); | |
5002 | time = (time_t)val; | |
5003 | (void) localtime_r(&time, &t); | |
5004 | (void) strftime(tsbuf, DATETIME_BUF_LEN, | |
5005 | gettext(STRFTIME_FMT_STR), &t); | |
5006 | ||
5007 | (void) printf("%-*s%*c%-*s%*c%s\n", nwidth, zname, | |
5008 | sepnum, sep, tagwidth, tagname, sepnum, sep, tsbuf); | |
5009 | } | |
5010 | } | |
5011 | } | |
5012 | ||
5013 | /* | |
5014 | * Generic callback function to list a dataset or snapshot. | |
5015 | */ | |
5016 | static int | |
5017 | holds_callback(zfs_handle_t *zhp, void *data) | |
5018 | { | |
5019 | holds_cbdata_t *cbp = data; | |
5020 | nvlist_t *top_nvl = *cbp->cb_nvlp; | |
5021 | nvlist_t *nvl = NULL; | |
5022 | nvpair_t *nvp = NULL; | |
5023 | const char *zname = zfs_get_name(zhp); | |
5024 | size_t znamelen = strnlen(zname, ZFS_MAXNAMELEN); | |
5025 | ||
5026 | if (cbp->cb_recursive) { | |
5027 | const char *snapname; | |
5028 | char *delim = strchr(zname, '@'); | |
5029 | if (delim == NULL) | |
5030 | return (0); | |
5031 | ||
5032 | snapname = delim + 1; | |
5033 | if (strcmp(cbp->cb_snapname, snapname)) | |
5034 | return (0); | |
5035 | } | |
5036 | ||
5037 | if (zfs_get_holds(zhp, &nvl) != 0) | |
5038 | return (-1); | |
5039 | ||
5040 | if (znamelen > cbp->cb_max_namelen) | |
5041 | cbp->cb_max_namelen = znamelen; | |
5042 | ||
5043 | while ((nvp = nvlist_next_nvpair(nvl, nvp)) != NULL) { | |
5044 | const char *tag = nvpair_name(nvp); | |
5045 | size_t taglen = strnlen(tag, MAXNAMELEN); | |
5046 | if (taglen > cbp->cb_max_taglen) | |
5047 | cbp->cb_max_taglen = taglen; | |
5048 | } | |
5049 | ||
5050 | return (nvlist_add_nvlist(top_nvl, zname, nvl)); | |
5051 | } | |
5052 | ||
5053 | /* | |
5054 | * zfs holds [-r] <snap> ... | |
5055 | * | |
5056 | * -r Recursively hold | |
5057 | */ | |
5058 | static int | |
5059 | zfs_do_holds(int argc, char **argv) | |
5060 | { | |
5061 | int errors = 0; | |
5062 | int c; | |
5063 | int i; | |
5064 | boolean_t scripted = B_FALSE; | |
5065 | boolean_t recursive = B_FALSE; | |
5066 | const char *opts = "rH"; | |
5067 | nvlist_t *nvl; | |
5068 | ||
5069 | int types = ZFS_TYPE_SNAPSHOT; | |
5070 | holds_cbdata_t cb = { 0 }; | |
5071 | ||
5072 | int limit = 0; | |
5073 | int ret; | |
5074 | int flags = 0; | |
5075 | ||
5076 | /* check options */ | |
5077 | while ((c = getopt(argc, argv, opts)) != -1) { | |
5078 | switch (c) { | |
5079 | case 'r': | |
5080 | recursive = B_TRUE; | |
5081 | break; | |
5082 | case 'H': | |
5083 | scripted = B_TRUE; | |
5084 | break; | |
5085 | case '?': | |
5086 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
5087 | optopt); | |
5088 | usage(B_FALSE); | |
5089 | } | |
5090 | } | |
5091 | ||
5092 | if (recursive) { | |
5093 | types |= ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME; | |
5094 | flags |= ZFS_ITER_RECURSE; | |
5095 | } | |
5096 | ||
5097 | argc -= optind; | |
5098 | argv += optind; | |
5099 | ||
5100 | /* check number of arguments */ | |
5101 | if (argc < 1) | |
5102 | usage(B_FALSE); | |
5103 | ||
5104 | if (nvlist_alloc(&nvl, NV_UNIQUE_NAME, 0) != 0) | |
5105 | nomem(); | |
5106 | ||
5107 | for (i = 0; i < argc; ++i) { | |
5108 | char *snapshot = argv[i]; | |
5109 | const char *delim; | |
5110 | const char *snapname; | |
5111 | ||
5112 | delim = strchr(snapshot, '@'); | |
5113 | if (delim == NULL) { | |
5114 | (void) fprintf(stderr, | |
5115 | gettext("'%s' is not a snapshot\n"), snapshot); | |
5116 | ++errors; | |
5117 | continue; | |
5118 | } | |
5119 | snapname = delim + 1; | |
5120 | if (recursive) | |
5121 | snapshot[delim - snapshot] = '\0'; | |
5122 | ||
5123 | cb.cb_recursive = recursive; | |
5124 | cb.cb_snapname = snapname; | |
5125 | cb.cb_nvlp = &nvl; | |
5126 | ||
5127 | /* | |
5128 | * 1. collect holds data, set format options | |
5129 | */ | |
5130 | ret = zfs_for_each(argc, argv, flags, types, NULL, NULL, limit, | |
5131 | holds_callback, &cb); | |
5132 | if (ret != 0) | |
5133 | ++errors; | |
5134 | } | |
5135 | ||
5136 | /* | |
5137 | * 2. print holds data | |
5138 | */ | |
5139 | print_holds(scripted, cb.cb_max_namelen, cb.cb_max_taglen, nvl); | |
5140 | ||
5141 | if (nvlist_empty(nvl)) | |
5142 | (void) printf(gettext("no datasets available\n")); | |
5143 | ||
5144 | nvlist_free(nvl); | |
5145 | ||
5146 | return (0 != errors); | |
5147 | } | |
5148 | ||
34dc7c2f BB |
5149 | #define CHECK_SPINNER 30 |
5150 | #define SPINNER_TIME 3 /* seconds */ | |
5151 | #define MOUNT_TIME 5 /* seconds */ | |
5152 | ||
5153 | static int | |
5154 | get_one_dataset(zfs_handle_t *zhp, void *data) | |
5155 | { | |
428870ff | 5156 | static char *spin[] = { "-", "\\", "|", "/" }; |
34dc7c2f BB |
5157 | static int spinval = 0; |
5158 | static int spincheck = 0; | |
5159 | static time_t last_spin_time = (time_t)0; | |
572e2857 | 5160 | get_all_cb_t *cbp = data; |
34dc7c2f BB |
5161 | zfs_type_t type = zfs_get_type(zhp); |
5162 | ||
5163 | if (cbp->cb_verbose) { | |
5164 | if (--spincheck < 0) { | |
5165 | time_t now = time(NULL); | |
5166 | if (last_spin_time + SPINNER_TIME < now) { | |
428870ff | 5167 | update_progress(spin[spinval++ % 4]); |
34dc7c2f BB |
5168 | last_spin_time = now; |
5169 | } | |
5170 | spincheck = CHECK_SPINNER; | |
5171 | } | |
5172 | } | |
5173 | ||
5174 | /* | |
5175 | * Interate over any nested datasets. | |
5176 | */ | |
572e2857 | 5177 | if (zfs_iter_filesystems(zhp, get_one_dataset, data) != 0) { |
34dc7c2f BB |
5178 | zfs_close(zhp); |
5179 | return (1); | |
5180 | } | |
5181 | ||
5182 | /* | |
5183 | * Skip any datasets whose type does not match. | |
5184 | */ | |
572e2857 | 5185 | if ((type & ZFS_TYPE_FILESYSTEM) == 0) { |
34dc7c2f BB |
5186 | zfs_close(zhp); |
5187 | return (0); | |
5188 | } | |
572e2857 BB |
5189 | libzfs_add_handle(cbp, zhp); |
5190 | assert(cbp->cb_used <= cbp->cb_alloc); | |
34dc7c2f BB |
5191 | |
5192 | return (0); | |
5193 | } | |
5194 | ||
5195 | static void | |
572e2857 | 5196 | get_all_datasets(zfs_handle_t ***dslist, size_t *count, boolean_t verbose) |
34dc7c2f | 5197 | { |
572e2857 | 5198 | get_all_cb_t cb = { 0 }; |
34dc7c2f | 5199 | cb.cb_verbose = verbose; |
572e2857 | 5200 | cb.cb_getone = get_one_dataset; |
34dc7c2f | 5201 | |
428870ff BB |
5202 | if (verbose) |
5203 | set_progress_header(gettext("Reading ZFS config")); | |
34dc7c2f BB |
5204 | (void) zfs_iter_root(g_zfs, get_one_dataset, &cb); |
5205 | ||
5206 | *dslist = cb.cb_handles; | |
5207 | *count = cb.cb_used; | |
5208 | ||
428870ff BB |
5209 | if (verbose) |
5210 | finish_progress(gettext("done.")); | |
34dc7c2f BB |
5211 | } |
5212 | ||
34dc7c2f BB |
5213 | /* |
5214 | * Generic callback for sharing or mounting filesystems. Because the code is so | |
5215 | * similar, we have a common function with an extra parameter to determine which | |
5216 | * mode we are using. | |
5217 | */ | |
5218 | #define OP_SHARE 0x1 | |
5219 | #define OP_MOUNT 0x2 | |
5220 | ||
5221 | /* | |
5222 | * Share or mount a dataset. | |
5223 | */ | |
5224 | static int | |
5225 | share_mount_one(zfs_handle_t *zhp, int op, int flags, char *protocol, | |
5226 | boolean_t explicit, const char *options) | |
5227 | { | |
5228 | char mountpoint[ZFS_MAXPROPLEN]; | |
5229 | char shareopts[ZFS_MAXPROPLEN]; | |
5230 | char smbshareopts[ZFS_MAXPROPLEN]; | |
5231 | const char *cmdname = op == OP_SHARE ? "share" : "mount"; | |
5232 | struct mnttab mnt; | |
5233 | uint64_t zoned, canmount; | |
34dc7c2f BB |
5234 | boolean_t shared_nfs, shared_smb; |
5235 | ||
572e2857 | 5236 | assert(zfs_get_type(zhp) & ZFS_TYPE_FILESYSTEM); |
34dc7c2f | 5237 | |
572e2857 BB |
5238 | /* |
5239 | * Check to make sure we can mount/share this dataset. If we | |
5240 | * are in the global zone and the filesystem is exported to a | |
5241 | * local zone, or if we are in a local zone and the | |
5242 | * filesystem is not exported, then it is an error. | |
5243 | */ | |
5244 | zoned = zfs_prop_get_int(zhp, ZFS_PROP_ZONED); | |
34dc7c2f | 5245 | |
572e2857 BB |
5246 | if (zoned && getzoneid() == GLOBAL_ZONEID) { |
5247 | if (!explicit) | |
5248 | return (0); | |
34dc7c2f | 5249 | |
572e2857 BB |
5250 | (void) fprintf(stderr, gettext("cannot %s '%s': " |
5251 | "dataset is exported to a local zone\n"), cmdname, | |
5252 | zfs_get_name(zhp)); | |
5253 | return (1); | |
34dc7c2f | 5254 | |
572e2857 BB |
5255 | } else if (!zoned && getzoneid() != GLOBAL_ZONEID) { |
5256 | if (!explicit) | |
5257 | return (0); | |
34dc7c2f | 5258 | |
572e2857 BB |
5259 | (void) fprintf(stderr, gettext("cannot %s '%s': " |
5260 | "permission denied\n"), cmdname, | |
5261 | zfs_get_name(zhp)); | |
5262 | return (1); | |
5263 | } | |
34dc7c2f | 5264 | |
572e2857 BB |
5265 | /* |
5266 | * Ignore any filesystems which don't apply to us. This | |
5267 | * includes those with a legacy mountpoint, or those with | |
5268 | * legacy share options. | |
5269 | */ | |
5270 | verify(zfs_prop_get(zhp, ZFS_PROP_MOUNTPOINT, mountpoint, | |
5271 | sizeof (mountpoint), NULL, NULL, 0, B_FALSE) == 0); | |
5272 | verify(zfs_prop_get(zhp, ZFS_PROP_SHARENFS, shareopts, | |
5273 | sizeof (shareopts), NULL, NULL, 0, B_FALSE) == 0); | |
5274 | verify(zfs_prop_get(zhp, ZFS_PROP_SHARESMB, smbshareopts, | |
5275 | sizeof (smbshareopts), NULL, NULL, 0, B_FALSE) == 0); | |
5276 | ||
5277 | if (op == OP_SHARE && strcmp(shareopts, "off") == 0 && | |
5278 | strcmp(smbshareopts, "off") == 0) { | |
5279 | if (!explicit) | |
5280 | return (0); | |
34dc7c2f | 5281 | |
572e2857 BB |
5282 | (void) fprintf(stderr, gettext("cannot share '%s': " |
5283 | "legacy share\n"), zfs_get_name(zhp)); | |
5284 | (void) fprintf(stderr, gettext("use share(1M) to " | |
5285 | "share this filesystem, or set " | |
5286 | "sharenfs property on\n")); | |
5287 | return (1); | |
5288 | } | |
34dc7c2f | 5289 | |
572e2857 BB |
5290 | /* |
5291 | * We cannot share or mount legacy filesystems. If the | |
5292 | * shareopts is non-legacy but the mountpoint is legacy, we | |
5293 | * treat it as a legacy share. | |
5294 | */ | |
5295 | if (strcmp(mountpoint, "legacy") == 0) { | |
5296 | if (!explicit) | |
5297 | return (0); | |
34dc7c2f | 5298 | |
572e2857 BB |
5299 | (void) fprintf(stderr, gettext("cannot %s '%s': " |
5300 | "legacy mountpoint\n"), cmdname, zfs_get_name(zhp)); | |
5301 | (void) fprintf(stderr, gettext("use %s(1M) to " | |
5302 | "%s this filesystem\n"), cmdname, cmdname); | |
5303 | return (1); | |
5304 | } | |
34dc7c2f | 5305 | |
572e2857 BB |
5306 | if (strcmp(mountpoint, "none") == 0) { |
5307 | if (!explicit) | |
5308 | return (0); | |
34dc7c2f | 5309 | |
572e2857 BB |
5310 | (void) fprintf(stderr, gettext("cannot %s '%s': no " |
5311 | "mountpoint set\n"), cmdname, zfs_get_name(zhp)); | |
5312 | return (1); | |
5313 | } | |
34dc7c2f | 5314 | |
572e2857 BB |
5315 | /* |
5316 | * canmount explicit outcome | |
5317 | * on no pass through | |
5318 | * on yes pass through | |
5319 | * off no return 0 | |
5320 | * off yes display error, return 1 | |
5321 | * noauto no return 0 | |
5322 | * noauto yes pass through | |
5323 | */ | |
5324 | canmount = zfs_prop_get_int(zhp, ZFS_PROP_CANMOUNT); | |
5325 | if (canmount == ZFS_CANMOUNT_OFF) { | |
5326 | if (!explicit) | |
5327 | return (0); | |
5328 | ||
5329 | (void) fprintf(stderr, gettext("cannot %s '%s': " | |
5330 | "'canmount' property is set to 'off'\n"), cmdname, | |
5331 | zfs_get_name(zhp)); | |
5332 | return (1); | |
5333 | } else if (canmount == ZFS_CANMOUNT_NOAUTO && !explicit) { | |
5334 | return (0); | |
5335 | } | |
5336 | ||
5337 | /* | |
5338 | * At this point, we have verified that the mountpoint and/or | |
5339 | * shareopts are appropriate for auto management. If the | |
5340 | * filesystem is already mounted or shared, return (failing | |
5341 | * for explicit requests); otherwise mount or share the | |
5342 | * filesystem. | |
5343 | */ | |
5344 | switch (op) { | |
5345 | case OP_SHARE: | |
5346 | ||
5347 | shared_nfs = zfs_is_shared_nfs(zhp, NULL); | |
5348 | shared_smb = zfs_is_shared_smb(zhp, NULL); | |
5349 | ||
149e873a BB |
5350 | if ((shared_nfs && shared_smb) || |
5351 | ((shared_nfs && strcmp(shareopts, "on") == 0) && | |
5352 | (strcmp(smbshareopts, "off") == 0)) || | |
5353 | ((shared_smb && strcmp(smbshareopts, "on") == 0) && | |
5354 | (strcmp(shareopts, "off") == 0))) { | |
34dc7c2f BB |
5355 | if (!explicit) |
5356 | return (0); | |
5357 | ||
572e2857 BB |
5358 | (void) fprintf(stderr, gettext("cannot share " |
5359 | "'%s': filesystem already shared\n"), | |
34dc7c2f BB |
5360 | zfs_get_name(zhp)); |
5361 | return (1); | |
34dc7c2f BB |
5362 | } |
5363 | ||
572e2857 BB |
5364 | if (!zfs_is_mounted(zhp, NULL) && |
5365 | zfs_mount(zhp, NULL, 0) != 0) | |
5366 | return (1); | |
34dc7c2f | 5367 | |
572e2857 BB |
5368 | if (protocol == NULL) { |
5369 | if (zfs_shareall(zhp) != 0) | |
34dc7c2f | 5370 | return (1); |
572e2857 BB |
5371 | } else if (strcmp(protocol, "nfs") == 0) { |
5372 | if (zfs_share_nfs(zhp)) | |
34dc7c2f | 5373 | return (1); |
572e2857 BB |
5374 | } else if (strcmp(protocol, "smb") == 0) { |
5375 | if (zfs_share_smb(zhp)) | |
34dc7c2f | 5376 | return (1); |
572e2857 BB |
5377 | } else { |
5378 | (void) fprintf(stderr, gettext("cannot share " | |
5379 | "'%s': invalid share type '%s' " | |
5380 | "specified\n"), | |
5381 | zfs_get_name(zhp), protocol); | |
5382 | return (1); | |
5383 | } | |
34dc7c2f | 5384 | |
572e2857 | 5385 | break; |
34dc7c2f | 5386 | |
572e2857 BB |
5387 | case OP_MOUNT: |
5388 | if (options == NULL) | |
5389 | mnt.mnt_mntopts = ""; | |
5390 | else | |
5391 | mnt.mnt_mntopts = (char *)options; | |
34dc7c2f | 5392 | |
572e2857 BB |
5393 | if (!hasmntopt(&mnt, MNTOPT_REMOUNT) && |
5394 | zfs_is_mounted(zhp, NULL)) { | |
5395 | if (!explicit) | |
5396 | return (0); | |
34dc7c2f | 5397 | |
572e2857 BB |
5398 | (void) fprintf(stderr, gettext("cannot mount " |
5399 | "'%s': filesystem already mounted\n"), | |
5400 | zfs_get_name(zhp)); | |
5401 | return (1); | |
34dc7c2f | 5402 | } |
572e2857 BB |
5403 | |
5404 | if (zfs_mount(zhp, options, flags) != 0) | |
5405 | return (1); | |
5406 | break; | |
5407 | } | |
34dc7c2f | 5408 | |
34dc7c2f BB |
5409 | return (0); |
5410 | } | |
5411 | ||
5412 | /* | |
5413 | * Reports progress in the form "(current/total)". Not thread-safe. | |
5414 | */ | |
5415 | static void | |
5416 | report_mount_progress(int current, int total) | |
5417 | { | |
428870ff | 5418 | static time_t last_progress_time = 0; |
34dc7c2f | 5419 | time_t now = time(NULL); |
428870ff | 5420 | char info[32]; |
34dc7c2f BB |
5421 | |
5422 | /* report 1..n instead of 0..n-1 */ | |
5423 | ++current; | |
5424 | ||
5425 | /* display header if we're here for the first time */ | |
5426 | if (current == 1) { | |
428870ff | 5427 | set_progress_header(gettext("Mounting ZFS filesystems")); |
34dc7c2f BB |
5428 | } else if (current != total && last_progress_time + MOUNT_TIME >= now) { |
5429 | /* too soon to report again */ | |
5430 | return; | |
5431 | } | |
5432 | ||
5433 | last_progress_time = now; | |
5434 | ||
428870ff | 5435 | (void) sprintf(info, "(%d/%d)", current, total); |
34dc7c2f | 5436 | |
428870ff BB |
5437 | if (current == total) |
5438 | finish_progress(info); | |
5439 | else | |
5440 | update_progress(info); | |
34dc7c2f BB |
5441 | } |
5442 | ||
5443 | static void | |
5444 | append_options(char *mntopts, char *newopts) | |
5445 | { | |
5446 | int len = strlen(mntopts); | |
5447 | ||
5448 | /* original length plus new string to append plus 1 for the comma */ | |
5449 | if (len + 1 + strlen(newopts) >= MNT_LINE_MAX) { | |
5450 | (void) fprintf(stderr, gettext("the opts argument for " | |
d6320ddb | 5451 | "'%s' option is too long (more than %d chars)\n"), |
34dc7c2f BB |
5452 | "-o", MNT_LINE_MAX); |
5453 | usage(B_FALSE); | |
5454 | } | |
5455 | ||
5456 | if (*mntopts) | |
5457 | mntopts[len++] = ','; | |
5458 | ||
5459 | (void) strcpy(&mntopts[len], newopts); | |
5460 | } | |
5461 | ||
5462 | static int | |
5463 | share_mount(int op, int argc, char **argv) | |
5464 | { | |
5465 | int do_all = 0; | |
5466 | boolean_t verbose = B_FALSE; | |
5467 | int c, ret = 0; | |
5468 | char *options = NULL; | |
572e2857 | 5469 | int flags = 0; |
34dc7c2f BB |
5470 | |
5471 | /* check options */ | |
3fb1fcde | 5472 | while ((c = getopt(argc, argv, op == OP_MOUNT ? ":avo:" : "a")) |
34dc7c2f BB |
5473 | != -1) { |
5474 | switch (c) { | |
5475 | case 'a': | |
5476 | do_all = 1; | |
5477 | break; | |
5478 | case 'v': | |
5479 | verbose = B_TRUE; | |
5480 | break; | |
5481 | case 'o': | |
5482 | if (*optarg == '\0') { | |
5483 | (void) fprintf(stderr, gettext("empty mount " | |
5484 | "options (-o) specified\n")); | |
5485 | usage(B_FALSE); | |
5486 | } | |
5487 | ||
5488 | if (options == NULL) | |
5489 | options = safe_malloc(MNT_LINE_MAX + 1); | |
5490 | ||
5491 | /* option validation is done later */ | |
5492 | append_options(options, optarg); | |
5493 | break; | |
5494 | ||
34dc7c2f BB |
5495 | case ':': |
5496 | (void) fprintf(stderr, gettext("missing argument for " | |
5497 | "'%c' option\n"), optopt); | |
5498 | usage(B_FALSE); | |
5499 | break; | |
5500 | case '?': | |
5501 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
5502 | optopt); | |
5503 | usage(B_FALSE); | |
5504 | } | |
5505 | } | |
5506 | ||
5507 | argc -= optind; | |
5508 | argv += optind; | |
5509 | ||
5510 | /* check number of arguments */ | |
5511 | if (do_all) { | |
5512 | zfs_handle_t **dslist = NULL; | |
5513 | size_t i, count = 0; | |
5514 | char *protocol = NULL; | |
5515 | ||
572e2857 BB |
5516 | if (op == OP_SHARE && argc > 0) { |
5517 | if (strcmp(argv[0], "nfs") != 0 && | |
5518 | strcmp(argv[0], "smb") != 0) { | |
34dc7c2f | 5519 | (void) fprintf(stderr, gettext("share type " |
428870ff | 5520 | "must be 'nfs' or 'smb'\n")); |
34dc7c2f BB |
5521 | usage(B_FALSE); |
5522 | } | |
5523 | protocol = argv[0]; | |
5524 | argc--; | |
5525 | argv++; | |
34dc7c2f BB |
5526 | } |
5527 | ||
5528 | if (argc != 0) { | |
5529 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
5530 | usage(B_FALSE); | |
5531 | } | |
5532 | ||
428870ff | 5533 | start_progress_timer(); |
572e2857 | 5534 | get_all_datasets(&dslist, &count, verbose); |
34dc7c2f BB |
5535 | |
5536 | if (count == 0) | |
5537 | return (0); | |
5538 | ||
572e2857 | 5539 | qsort(dslist, count, sizeof (void *), libzfs_dataset_cmp); |
34dc7c2f BB |
5540 | |
5541 | for (i = 0; i < count; i++) { | |
5542 | if (verbose) | |
5543 | report_mount_progress(i, count); | |
5544 | ||
5545 | if (share_mount_one(dslist[i], op, flags, protocol, | |
5546 | B_FALSE, options) != 0) | |
5547 | ret = 1; | |
5548 | zfs_close(dslist[i]); | |
5549 | } | |
5550 | ||
5551 | free(dslist); | |
5552 | } else if (argc == 0) { | |
5553 | struct mnttab entry; | |
5554 | ||
5555 | if ((op == OP_SHARE) || (options != NULL)) { | |
5556 | (void) fprintf(stderr, gettext("missing filesystem " | |
5557 | "argument (specify -a for all)\n")); | |
5558 | usage(B_FALSE); | |
5559 | } | |
5560 | ||
5561 | /* | |
9a616b5d | 5562 | * When mount is given no arguments, go through /etc/mtab and |
34dc7c2f BB |
5563 | * display any active ZFS mounts. We hide any snapshots, since |
5564 | * they are controlled automatically. | |
5565 | */ | |
5566 | rewind(mnttab_file); | |
5567 | while (getmntent(mnttab_file, &entry) == 0) { | |
5568 | if (strcmp(entry.mnt_fstype, MNTTYPE_ZFS) != 0 || | |
5569 | strchr(entry.mnt_special, '@') != NULL) | |
5570 | continue; | |
5571 | ||
5572 | (void) printf("%-30s %s\n", entry.mnt_special, | |
5573 | entry.mnt_mountp); | |
5574 | } | |
5575 | ||
5576 | } else { | |
5577 | zfs_handle_t *zhp; | |
5578 | ||
34dc7c2f BB |
5579 | if (argc > 1) { |
5580 | (void) fprintf(stderr, | |
5581 | gettext("too many arguments\n")); | |
5582 | usage(B_FALSE); | |
5583 | } | |
5584 | ||
572e2857 BB |
5585 | if ((zhp = zfs_open(g_zfs, argv[0], |
5586 | ZFS_TYPE_FILESYSTEM)) == NULL) { | |
34dc7c2f BB |
5587 | ret = 1; |
5588 | } else { | |
5589 | ret = share_mount_one(zhp, op, flags, NULL, B_TRUE, | |
5590 | options); | |
5591 | zfs_close(zhp); | |
5592 | } | |
5593 | } | |
5594 | ||
5595 | return (ret); | |
5596 | } | |
5597 | ||
5598 | /* | |
428870ff | 5599 | * zfs mount -a [nfs] |
34dc7c2f BB |
5600 | * zfs mount filesystem |
5601 | * | |
5602 | * Mount all filesystems, or mount the given filesystem. | |
5603 | */ | |
5604 | static int | |
5605 | zfs_do_mount(int argc, char **argv) | |
5606 | { | |
5607 | return (share_mount(OP_MOUNT, argc, argv)); | |
5608 | } | |
5609 | ||
5610 | /* | |
428870ff | 5611 | * zfs share -a [nfs | smb] |
34dc7c2f BB |
5612 | * zfs share filesystem |
5613 | * | |
5614 | * Share all filesystems, or share the given filesystem. | |
5615 | */ | |
5616 | static int | |
5617 | zfs_do_share(int argc, char **argv) | |
5618 | { | |
5619 | return (share_mount(OP_SHARE, argc, argv)); | |
5620 | } | |
5621 | ||
5622 | typedef struct unshare_unmount_node { | |
5623 | zfs_handle_t *un_zhp; | |
5624 | char *un_mountp; | |
5625 | uu_avl_node_t un_avlnode; | |
5626 | } unshare_unmount_node_t; | |
5627 | ||
5628 | /* ARGSUSED */ | |
5629 | static int | |
5630 | unshare_unmount_compare(const void *larg, const void *rarg, void *unused) | |
5631 | { | |
5632 | const unshare_unmount_node_t *l = larg; | |
5633 | const unshare_unmount_node_t *r = rarg; | |
5634 | ||
5635 | return (strcmp(l->un_mountp, r->un_mountp)); | |
5636 | } | |
5637 | ||
5638 | /* | |
5639 | * Convenience routine used by zfs_do_umount() and manual_unmount(). Given an | |
9a616b5d | 5640 | * absolute path, find the entry /etc/mtab, verify that its a ZFS filesystem, |
34dc7c2f BB |
5641 | * and unmount it appropriately. |
5642 | */ | |
5643 | static int | |
5644 | unshare_unmount_path(int op, char *path, int flags, boolean_t is_manual) | |
5645 | { | |
5646 | zfs_handle_t *zhp; | |
5647 | int ret; | |
5648 | struct stat64 statbuf; | |
5649 | struct extmnttab entry; | |
5650 | const char *cmdname = (op == OP_SHARE) ? "unshare" : "unmount"; | |
5651 | ino_t path_inode; | |
5652 | ||
5653 | /* | |
9a616b5d | 5654 | * Search for the path in /etc/mtab. Rather than looking for the |
34dc7c2f BB |
5655 | * specific path, which can be fooled by non-standard paths (i.e. ".." |
5656 | * or "//"), we stat() the path and search for the corresponding | |
5657 | * (major,minor) device pair. | |
5658 | */ | |
5659 | if (stat64(path, &statbuf) != 0) { | |
5660 | (void) fprintf(stderr, gettext("cannot %s '%s': %s\n"), | |
5661 | cmdname, path, strerror(errno)); | |
5662 | return (1); | |
5663 | } | |
5664 | path_inode = statbuf.st_ino; | |
5665 | ||
5666 | /* | |
5667 | * Search for the given (major,minor) pair in the mount table. | |
5668 | */ | |
5669 | rewind(mnttab_file); | |
5670 | while ((ret = getextmntent(mnttab_file, &entry, 0)) == 0) { | |
5671 | if (entry.mnt_major == major(statbuf.st_dev) && | |
5672 | entry.mnt_minor == minor(statbuf.st_dev)) | |
5673 | break; | |
5674 | } | |
5675 | if (ret != 0) { | |
5676 | if (op == OP_SHARE) { | |
5677 | (void) fprintf(stderr, gettext("cannot %s '%s': not " | |
5678 | "currently mounted\n"), cmdname, path); | |
5679 | return (1); | |
5680 | } | |
9a616b5d | 5681 | (void) fprintf(stderr, gettext("warning: %s not in mtab\n"), |
34dc7c2f BB |
5682 | path); |
5683 | if ((ret = umount2(path, flags)) != 0) | |
5684 | (void) fprintf(stderr, gettext("%s: %s\n"), path, | |
5685 | strerror(errno)); | |
5686 | return (ret != 0); | |
5687 | } | |
5688 | ||
5689 | if (strcmp(entry.mnt_fstype, MNTTYPE_ZFS) != 0) { | |
5690 | (void) fprintf(stderr, gettext("cannot %s '%s': not a ZFS " | |
5691 | "filesystem\n"), cmdname, path); | |
5692 | return (1); | |
5693 | } | |
5694 | ||
5695 | if ((zhp = zfs_open(g_zfs, entry.mnt_special, | |
5696 | ZFS_TYPE_FILESYSTEM)) == NULL) | |
5697 | return (1); | |
5698 | ||
34dc7c2f | 5699 | ret = 1; |
b128c09f BB |
5700 | if (stat64(entry.mnt_mountp, &statbuf) != 0) { |
5701 | (void) fprintf(stderr, gettext("cannot %s '%s': %s\n"), | |
5702 | cmdname, path, strerror(errno)); | |
5703 | goto out; | |
5704 | } else if (statbuf.st_ino != path_inode) { | |
5705 | (void) fprintf(stderr, gettext("cannot " | |
5706 | "%s '%s': not a mountpoint\n"), cmdname, path); | |
5707 | goto out; | |
5708 | } | |
5709 | ||
34dc7c2f BB |
5710 | if (op == OP_SHARE) { |
5711 | char nfs_mnt_prop[ZFS_MAXPROPLEN]; | |
5712 | char smbshare_prop[ZFS_MAXPROPLEN]; | |
5713 | ||
5714 | verify(zfs_prop_get(zhp, ZFS_PROP_SHARENFS, nfs_mnt_prop, | |
5715 | sizeof (nfs_mnt_prop), NULL, NULL, 0, B_FALSE) == 0); | |
5716 | verify(zfs_prop_get(zhp, ZFS_PROP_SHARESMB, smbshare_prop, | |
5717 | sizeof (smbshare_prop), NULL, NULL, 0, B_FALSE) == 0); | |
5718 | ||
5719 | if (strcmp(nfs_mnt_prop, "off") == 0 && | |
5720 | strcmp(smbshare_prop, "off") == 0) { | |
5721 | (void) fprintf(stderr, gettext("cannot unshare " | |
5722 | "'%s': legacy share\n"), path); | |
9a616b5d BB |
5723 | (void) fprintf(stderr, gettext("use exportfs(8) " |
5724 | "or smbcontrol(1) to unshare this filesystem\n")); | |
34dc7c2f BB |
5725 | } else if (!zfs_is_shared(zhp)) { |
5726 | (void) fprintf(stderr, gettext("cannot unshare '%s': " | |
5727 | "not currently shared\n"), path); | |
5728 | } else { | |
5729 | ret = zfs_unshareall_bypath(zhp, path); | |
5730 | } | |
5731 | } else { | |
5732 | char mtpt_prop[ZFS_MAXPROPLEN]; | |
5733 | ||
5734 | verify(zfs_prop_get(zhp, ZFS_PROP_MOUNTPOINT, mtpt_prop, | |
5735 | sizeof (mtpt_prop), NULL, NULL, 0, B_FALSE) == 0); | |
5736 | ||
b128c09f | 5737 | if (is_manual) { |
34dc7c2f BB |
5738 | ret = zfs_unmount(zhp, NULL, flags); |
5739 | } else if (strcmp(mtpt_prop, "legacy") == 0) { | |
5740 | (void) fprintf(stderr, gettext("cannot unmount " | |
5741 | "'%s': legacy mountpoint\n"), | |
5742 | zfs_get_name(zhp)); | |
9a616b5d | 5743 | (void) fprintf(stderr, gettext("use umount(8) " |
34dc7c2f BB |
5744 | "to unmount this filesystem\n")); |
5745 | } else { | |
5746 | ret = zfs_unmountall(zhp, flags); | |
5747 | } | |
5748 | } | |
5749 | ||
b128c09f | 5750 | out: |
34dc7c2f BB |
5751 | zfs_close(zhp); |
5752 | ||
5753 | return (ret != 0); | |
5754 | } | |
5755 | ||
5756 | /* | |
5757 | * Generic callback for unsharing or unmounting a filesystem. | |
5758 | */ | |
5759 | static int | |
5760 | unshare_unmount(int op, int argc, char **argv) | |
5761 | { | |
5762 | int do_all = 0; | |
5763 | int flags = 0; | |
5764 | int ret = 0; | |
572e2857 | 5765 | int c; |
34dc7c2f | 5766 | zfs_handle_t *zhp; |
428870ff | 5767 | char nfs_mnt_prop[ZFS_MAXPROPLEN]; |
34dc7c2f BB |
5768 | char sharesmb[ZFS_MAXPROPLEN]; |
5769 | ||
5770 | /* check options */ | |
5771 | while ((c = getopt(argc, argv, op == OP_SHARE ? "a" : "af")) != -1) { | |
5772 | switch (c) { | |
5773 | case 'a': | |
5774 | do_all = 1; | |
5775 | break; | |
5776 | case 'f': | |
5777 | flags = MS_FORCE; | |
5778 | break; | |
5779 | case '?': | |
5780 | (void) fprintf(stderr, gettext("invalid option '%c'\n"), | |
5781 | optopt); | |
5782 | usage(B_FALSE); | |
5783 | } | |
5784 | } | |
5785 | ||
5786 | argc -= optind; | |
5787 | argv += optind; | |
5788 | ||
5789 | if (do_all) { | |
5790 | /* | |
5791 | * We could make use of zfs_for_each() to walk all datasets in | |
5792 | * the system, but this would be very inefficient, especially | |
9a616b5d BB |
5793 | * since we would have to linearly search /etc/mtab for each |
5794 | * one. Instead, do one pass through /etc/mtab looking for | |
34dc7c2f BB |
5795 | * zfs entries and call zfs_unmount() for each one. |
5796 | * | |
5797 | * Things get a little tricky if the administrator has created | |
5798 | * mountpoints beneath other ZFS filesystems. In this case, we | |
5799 | * have to unmount the deepest filesystems first. To accomplish | |
5800 | * this, we place all the mountpoints in an AVL tree sorted by | |
5801 | * the special type (dataset name), and walk the result in | |
5802 | * reverse to make sure to get any snapshots first. | |
5803 | */ | |
5804 | struct mnttab entry; | |
5805 | uu_avl_pool_t *pool; | |
149e873a | 5806 | uu_avl_t *tree = NULL; |
34dc7c2f BB |
5807 | unshare_unmount_node_t *node; |
5808 | uu_avl_index_t idx; | |
5809 | uu_avl_walk_t *walk; | |
5810 | ||
5811 | if (argc != 0) { | |
5812 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
5813 | usage(B_FALSE); | |
5814 | } | |
5815 | ||
428870ff | 5816 | if (((pool = uu_avl_pool_create("unmount_pool", |
34dc7c2f BB |
5817 | sizeof (unshare_unmount_node_t), |
5818 | offsetof(unshare_unmount_node_t, un_avlnode), | |
428870ff BB |
5819 | unshare_unmount_compare, UU_DEFAULT)) == NULL) || |
5820 | ((tree = uu_avl_create(pool, NULL, UU_DEFAULT)) == NULL)) | |
5821 | nomem(); | |
34dc7c2f BB |
5822 | |
5823 | rewind(mnttab_file); | |
5824 | while (getmntent(mnttab_file, &entry) == 0) { | |
5825 | ||
5826 | /* ignore non-ZFS entries */ | |
5827 | if (strcmp(entry.mnt_fstype, MNTTYPE_ZFS) != 0) | |
5828 | continue; | |
5829 | ||
5830 | /* ignore snapshots */ | |
5831 | if (strchr(entry.mnt_special, '@') != NULL) | |
5832 | continue; | |
5833 | ||
5834 | if ((zhp = zfs_open(g_zfs, entry.mnt_special, | |
5835 | ZFS_TYPE_FILESYSTEM)) == NULL) { | |
5836 | ret = 1; | |
5837 | continue; | |
5838 | } | |
5839 | ||
5840 | switch (op) { | |
5841 | case OP_SHARE: | |
5842 | verify(zfs_prop_get(zhp, ZFS_PROP_SHARENFS, | |
428870ff BB |
5843 | nfs_mnt_prop, |
5844 | sizeof (nfs_mnt_prop), | |
34dc7c2f | 5845 | NULL, NULL, 0, B_FALSE) == 0); |
428870ff | 5846 | if (strcmp(nfs_mnt_prop, "off") != 0) |
34dc7c2f BB |
5847 | break; |
5848 | verify(zfs_prop_get(zhp, ZFS_PROP_SHARESMB, | |
428870ff BB |
5849 | nfs_mnt_prop, |
5850 | sizeof (nfs_mnt_prop), | |
34dc7c2f | 5851 | NULL, NULL, 0, B_FALSE) == 0); |
428870ff | 5852 | if (strcmp(nfs_mnt_prop, "off") == 0) |
34dc7c2f BB |
5853 | continue; |
5854 | break; | |
5855 | case OP_MOUNT: | |
5856 | /* Ignore legacy mounts */ | |
5857 | verify(zfs_prop_get(zhp, ZFS_PROP_MOUNTPOINT, | |
428870ff BB |
5858 | nfs_mnt_prop, |
5859 | sizeof (nfs_mnt_prop), | |
34dc7c2f | 5860 | NULL, NULL, 0, B_FALSE) == 0); |
428870ff | 5861 | if (strcmp(nfs_mnt_prop, "legacy") == 0) |
34dc7c2f BB |
5862 | continue; |
5863 | /* Ignore canmount=noauto mounts */ | |
5864 | if (zfs_prop_get_int(zhp, ZFS_PROP_CANMOUNT) == | |
5865 | ZFS_CANMOUNT_NOAUTO) | |
5866 | continue; | |
5867 | default: | |
5868 | break; | |
5869 | } | |
5870 | ||
5871 | node = safe_malloc(sizeof (unshare_unmount_node_t)); | |
5872 | node->un_zhp = zhp; | |
428870ff | 5873 | node->un_mountp = safe_strdup(entry.mnt_mountp); |
34dc7c2f BB |
5874 | |
5875 | uu_avl_node_init(node, &node->un_avlnode, pool); | |
5876 | ||
5877 | if (uu_avl_find(tree, node, NULL, &idx) == NULL) { | |
5878 | uu_avl_insert(tree, node, idx); | |
5879 | } else { | |
5880 | zfs_close(node->un_zhp); | |
5881 | free(node->un_mountp); | |
5882 | free(node); | |
5883 | } | |
5884 | } | |
5885 | ||
5886 | /* | |
5887 | * Walk the AVL tree in reverse, unmounting each filesystem and | |
5888 | * removing it from the AVL tree in the process. | |
5889 | */ | |
5890 | if ((walk = uu_avl_walk_start(tree, | |
428870ff BB |
5891 | UU_WALK_REVERSE | UU_WALK_ROBUST)) == NULL) |
5892 | nomem(); | |
34dc7c2f BB |
5893 | |
5894 | while ((node = uu_avl_walk_next(walk)) != NULL) { | |
5895 | uu_avl_remove(tree, node); | |
5896 | ||
5897 | switch (op) { | |
5898 | case OP_SHARE: | |
5899 | if (zfs_unshareall_bypath(node->un_zhp, | |
5900 | node->un_mountp) != 0) | |
5901 | ret = 1; | |
5902 | break; | |
5903 | ||
5904 | case OP_MOUNT: | |
5905 | if (zfs_unmount(node->un_zhp, | |
5906 | node->un_mountp, flags) != 0) | |
5907 | ret = 1; | |
5908 | break; | |
5909 | } | |
5910 | ||
5911 | zfs_close(node->un_zhp); | |
5912 | free(node->un_mountp); | |
5913 | free(node); | |
5914 | } | |
5915 | ||
5916 | uu_avl_walk_end(walk); | |
5917 | uu_avl_destroy(tree); | |
5918 | uu_avl_pool_destroy(pool); | |
5919 | ||
34dc7c2f BB |
5920 | } else { |
5921 | if (argc != 1) { | |
5922 | if (argc == 0) | |
5923 | (void) fprintf(stderr, | |
5924 | gettext("missing filesystem argument\n")); | |
5925 | else | |
5926 | (void) fprintf(stderr, | |
5927 | gettext("too many arguments\n")); | |
5928 | usage(B_FALSE); | |
5929 | } | |
5930 | ||
5931 | /* | |
5932 | * We have an argument, but it may be a full path or a ZFS | |
5933 | * filesystem. Pass full paths off to unmount_path() (shared by | |
5934 | * manual_unmount), otherwise open the filesystem and pass to | |
5935 | * zfs_unmount(). | |
5936 | */ | |
5937 | if (argv[0][0] == '/') | |
5938 | return (unshare_unmount_path(op, argv[0], | |
5939 | flags, B_FALSE)); | |
5940 | ||
572e2857 BB |
5941 | if ((zhp = zfs_open(g_zfs, argv[0], |
5942 | ZFS_TYPE_FILESYSTEM)) == NULL) | |
34dc7c2f BB |
5943 | return (1); |
5944 | ||
572e2857 BB |
5945 | verify(zfs_prop_get(zhp, op == OP_SHARE ? |
5946 | ZFS_PROP_SHARENFS : ZFS_PROP_MOUNTPOINT, | |
5947 | nfs_mnt_prop, sizeof (nfs_mnt_prop), NULL, | |
5948 | NULL, 0, B_FALSE) == 0); | |
34dc7c2f | 5949 | |
572e2857 BB |
5950 | switch (op) { |
5951 | case OP_SHARE: | |
5952 | verify(zfs_prop_get(zhp, ZFS_PROP_SHARENFS, | |
5953 | nfs_mnt_prop, | |
5954 | sizeof (nfs_mnt_prop), | |
5955 | NULL, NULL, 0, B_FALSE) == 0); | |
5956 | verify(zfs_prop_get(zhp, ZFS_PROP_SHARESMB, | |
5957 | sharesmb, sizeof (sharesmb), NULL, NULL, | |
5958 | 0, B_FALSE) == 0); | |
5959 | ||
5960 | if (strcmp(nfs_mnt_prop, "off") == 0 && | |
5961 | strcmp(sharesmb, "off") == 0) { | |
5962 | (void) fprintf(stderr, gettext("cannot " | |
5963 | "unshare '%s': legacy share\n"), | |
5964 | zfs_get_name(zhp)); | |
5965 | (void) fprintf(stderr, gettext("use " | |
5966 | "unshare(1M) to unshare this " | |
5967 | "filesystem\n")); | |
5968 | ret = 1; | |
5969 | } else if (!zfs_is_shared(zhp)) { | |
5970 | (void) fprintf(stderr, gettext("cannot " | |
5971 | "unshare '%s': not currently " | |
5972 | "shared\n"), zfs_get_name(zhp)); | |
5973 | ret = 1; | |
5974 | } else if (zfs_unshareall(zhp) != 0) { | |
5975 | ret = 1; | |
5976 | } | |
5977 | break; | |
34dc7c2f | 5978 | |
572e2857 BB |
5979 | case OP_MOUNT: |
5980 | if (strcmp(nfs_mnt_prop, "legacy") == 0) { | |
5981 | (void) fprintf(stderr, gettext("cannot " | |
5982 | "unmount '%s': legacy " | |
5983 | "mountpoint\n"), zfs_get_name(zhp)); | |
5984 | (void) fprintf(stderr, gettext("use " | |
5985 | "umount(1M) to unmount this " | |
5986 | "filesystem\n")); | |
5987 | ret = 1; | |
5988 | } else if (!zfs_is_mounted(zhp, NULL)) { | |
5989 | (void) fprintf(stderr, gettext("cannot " | |
5990 | "unmount '%s': not currently " | |
5991 | "mounted\n"), | |
5992 | zfs_get_name(zhp)); | |
5993 | ret = 1; | |
5994 | } else if (zfs_unmountall(zhp, flags) != 0) { | |
5995 | ret = 1; | |
34dc7c2f | 5996 | } |
572e2857 | 5997 | break; |
34dc7c2f BB |
5998 | } |
5999 | ||
6000 | zfs_close(zhp); | |
6001 | } | |
6002 | ||
6003 | return (ret); | |
6004 | } | |
6005 | ||
6006 | /* | |
6007 | * zfs unmount -a | |
6008 | * zfs unmount filesystem | |
6009 | * | |
6010 | * Unmount all filesystems, or a specific ZFS filesystem. | |
6011 | */ | |
6012 | static int | |
6013 | zfs_do_unmount(int argc, char **argv) | |
6014 | { | |
6015 | return (unshare_unmount(OP_MOUNT, argc, argv)); | |
6016 | } | |
6017 | ||
6018 | /* | |
6019 | * zfs unshare -a | |
6020 | * zfs unshare filesystem | |
6021 | * | |
6022 | * Unshare all filesystems, or a specific ZFS filesystem. | |
6023 | */ | |
6024 | static int | |
6025 | zfs_do_unshare(int argc, char **argv) | |
6026 | { | |
6027 | return (unshare_unmount(OP_SHARE, argc, argv)); | |
6028 | } | |
6029 | ||
34dc7c2f BB |
6030 | static int |
6031 | find_command_idx(char *command, int *idx) | |
6032 | { | |
6033 | int i; | |
6034 | ||
6035 | for (i = 0; i < NCOMMAND; i++) { | |
6036 | if (command_table[i].name == NULL) | |
6037 | continue; | |
6038 | ||
6039 | if (strcmp(command, command_table[i].name) == 0) { | |
6040 | *idx = i; | |
6041 | return (0); | |
6042 | } | |
6043 | } | |
6044 | return (1); | |
6045 | } | |
6046 | ||
572e2857 BB |
6047 | static int |
6048 | zfs_do_diff(int argc, char **argv) | |
6049 | { | |
6050 | zfs_handle_t *zhp; | |
6051 | int flags = 0; | |
6052 | char *tosnap = NULL; | |
6053 | char *fromsnap = NULL; | |
6054 | char *atp, *copy; | |
6055 | int err; | |
6056 | int c; | |
6057 | ||
6058 | while ((c = getopt(argc, argv, "FHt")) != -1) { | |
6059 | switch (c) { | |
6060 | case 'F': | |
6061 | flags |= ZFS_DIFF_CLASSIFY; | |
6062 | break; | |
6063 | case 'H': | |
6064 | flags |= ZFS_DIFF_PARSEABLE; | |
6065 | break; | |
6066 | case 't': | |
6067 | flags |= ZFS_DIFF_TIMESTAMP; | |
6068 | break; | |
6069 | default: | |
6070 | (void) fprintf(stderr, | |
6071 | gettext("invalid option '%c'\n"), optopt); | |
6072 | usage(B_FALSE); | |
6073 | } | |
6074 | } | |
6075 | ||
6076 | argc -= optind; | |
6077 | argv += optind; | |
6078 | ||
6079 | if (argc < 1) { | |
6080 | (void) fprintf(stderr, | |
6081 | gettext("must provide at least one snapshot name\n")); | |
6082 | usage(B_FALSE); | |
6083 | } | |
6084 | ||
6085 | if (argc > 2) { | |
6086 | (void) fprintf(stderr, gettext("too many arguments\n")); | |
6087 | usage(B_FALSE); | |
6088 | } | |
6089 | ||
6090 | fromsnap = argv[0]; | |
6091 | tosnap = (argc == 2) ? argv[1] : NULL; | |
6092 | ||
6093 | copy = NULL; | |
6094 | if (*fromsnap != '@') | |
6095 | copy = strdup(fromsnap); | |
6096 | else if (tosnap) | |
6097 | copy = strdup(tosnap); | |
6098 | if (copy == NULL) | |
6099 | usage(B_FALSE); | |
6100 | ||
c65aa5b2 | 6101 | if ((atp = strchr(copy, '@'))) |
572e2857 BB |
6102 | *atp = '\0'; |
6103 | ||
6104 | if ((zhp = zfs_open(g_zfs, copy, ZFS_TYPE_FILESYSTEM)) == NULL) | |
6105 | return (1); | |
6106 | ||
6107 | free(copy); | |
6108 | ||
6109 | /* | |
6110 | * Ignore SIGPIPE so that the library can give us | |
6111 | * information on any failure | |
6112 | */ | |
6113 | (void) sigignore(SIGPIPE); | |
6114 | ||
6115 | err = zfs_show_diffs(zhp, STDOUT_FILENO, fromsnap, tosnap, flags); | |
6116 | ||
6117 | zfs_close(zhp); | |
6118 | ||
6119 | return (err != 0); | |
6120 | } | |
6121 | ||
34dc7c2f BB |
6122 | int |
6123 | main(int argc, char **argv) | |
6124 | { | |
6125 | int ret; | |
d4ed6673 | 6126 | int i = 0; |
34dc7c2f BB |
6127 | char *cmdname; |
6128 | ||
6129 | (void) setlocale(LC_ALL, ""); | |
6130 | (void) textdomain(TEXT_DOMAIN); | |
6131 | ||
6132 | opterr = 0; | |
6133 | ||
34dc7c2f BB |
6134 | if ((mnttab_file = fopen(MNTTAB, "r")) == NULL) { |
6135 | (void) fprintf(stderr, gettext("internal error: unable to " | |
6136 | "open %s\n"), MNTTAB); | |
6137 | return (1); | |
6138 | } | |
6139 | ||
6140 | /* | |
d53368f6 | 6141 | * Make sure the user has specified some command. |
34dc7c2f | 6142 | */ |
d53368f6 BB |
6143 | if (argc < 2) { |
6144 | (void) fprintf(stderr, gettext("missing command\n")); | |
6145 | usage(B_FALSE); | |
6146 | } | |
34dc7c2f | 6147 | |
d53368f6 | 6148 | cmdname = argv[1]; |
34dc7c2f | 6149 | |
d53368f6 BB |
6150 | /* |
6151 | * The 'umount' command is an alias for 'unmount' | |
6152 | */ | |
6153 | if (strcmp(cmdname, "umount") == 0) | |
6154 | cmdname = "unmount"; | |
34dc7c2f | 6155 | |
d53368f6 BB |
6156 | /* |
6157 | * The 'recv' command is an alias for 'receive' | |
6158 | */ | |
6159 | if (strcmp(cmdname, "recv") == 0) | |
6160 | cmdname = "receive"; | |
34dc7c2f | 6161 | |
d53368f6 BB |
6162 | /* |
6163 | * Special case '-?' | |
6164 | */ | |
6165 | if ((strcmp(cmdname, "-?") == 0) || | |
6166 | (strcmp(cmdname, "--help") == 0)) | |
6167 | usage(B_TRUE); | |
34dc7c2f | 6168 | |
d53368f6 BB |
6169 | if ((g_zfs = libzfs_init()) == NULL) |
6170 | return (1); | |
9b020fd9 | 6171 | |
d53368f6 BB |
6172 | zpool_set_history_str("zfs", argc, argv, history_str); |
6173 | verify(zpool_stage_history(g_zfs, history_str) == 0); | |
9b020fd9 | 6174 | |
d53368f6 | 6175 | libzfs_print_on_error(g_zfs, B_TRUE); |
9b020fd9 | 6176 | |
d53368f6 BB |
6177 | /* |
6178 | * Run the appropriate command. | |
6179 | */ | |
b740d602 | 6180 | libzfs_mnttab_cache(g_zfs, B_FALSE); |
d53368f6 BB |
6181 | if (find_command_idx(cmdname, &i) == 0) { |
6182 | current_command = &command_table[i]; | |
6183 | ret = command_table[i].func(argc - 1, argv + 1); | |
6184 | } else if (strchr(cmdname, '=') != NULL) { | |
6185 | verify(find_command_idx("set", &i) == 0); | |
6186 | current_command = &command_table[i]; | |
6187 | ret = command_table[i].func(argc, argv); | |
6188 | } else { | |
6189 | (void) fprintf(stderr, gettext("unrecognized " | |
6190 | "command '%s'\n"), cmdname); | |
6191 | usage(B_FALSE); | |
6192 | ret = 1; | |
34dc7c2f | 6193 | } |
d53368f6 | 6194 | libzfs_fini(g_zfs); |
34dc7c2f BB |
6195 | |
6196 | (void) fclose(mnttab_file); | |
6197 | ||
34dc7c2f BB |
6198 | /* |
6199 | * The 'ZFS_ABORT' environment variable causes us to dump core on exit | |
6200 | * for the purposes of running ::findleaks. | |
6201 | */ | |
6202 | if (getenv("ZFS_ABORT") != NULL) { | |
6203 | (void) printf("dumping core by request\n"); | |
6204 | abort(); | |
6205 | } | |
6206 | ||
6207 | return (ret); | |
6208 | } |