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Commit | Line | Data |
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3839e657 TT |
1 | /* |
2 | * mke2fs.c - Make a ext2fs filesystem. | |
3 | * | |
55f4cbd9 TT |
4 | * Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, |
5 | * 2003, 2004, 2005 by Theodore Ts'o. | |
19c78dc0 TT |
6 | * |
7 | * %Begin-Header% | |
8 | * This file may be redistributed under the terms of the GNU Public | |
9 | * License. | |
10 | * %End-Header% | |
3839e657 TT |
11 | */ |
12 | ||
13 | /* Usage: mke2fs [options] device | |
14 | * | |
15 | * The device may be a block device or a image of one, but this isn't | |
16 | * enforced (but it's not much fun on a character device :-). | |
17 | */ | |
18 | ||
a418d3ad | 19 | #include <stdio.h> |
3839e657 TT |
20 | #include <string.h> |
21 | #include <fcntl.h> | |
22 | #include <ctype.h> | |
3839e657 | 23 | #include <time.h> |
756df353 | 24 | #ifdef __linux__ |
2740156b TT |
25 | #include <sys/utsname.h> |
26 | #endif | |
a418d3ad | 27 | #ifdef HAVE_GETOPT_H |
3839e657 | 28 | #include <getopt.h> |
373b8337 TT |
29 | #else |
30 | extern char *optarg; | |
31 | extern int optind; | |
a418d3ad TT |
32 | #endif |
33 | #ifdef HAVE_UNISTD_H | |
3839e657 | 34 | #include <unistd.h> |
a418d3ad TT |
35 | #endif |
36 | #ifdef HAVE_STDLIB_H | |
3839e657 | 37 | #include <stdlib.h> |
a418d3ad TT |
38 | #endif |
39 | #ifdef HAVE_ERRNO_H | |
40 | #include <errno.h> | |
41 | #endif | |
42 | #ifdef HAVE_MNTENT_H | |
3839e657 | 43 | #include <mntent.h> |
a418d3ad | 44 | #endif |
3839e657 | 45 | #include <sys/ioctl.h> |
f3db3566 TT |
46 | #include <sys/types.h> |
47 | ||
54c637d4 | 48 | #include "ext2fs/ext2_fs.h" |
3839e657 | 49 | #include "et/com_err.h" |
1e3472c5 | 50 | #include "uuid/uuid.h" |
896938d5 | 51 | #include "e2p/e2p.h" |
3839e657 | 52 | #include "ext2fs/ext2fs.h" |
63985320 | 53 | #include "util.h" |
3839e657 | 54 | #include "../version.h" |
d9c56d3c | 55 | #include "nls-enable.h" |
3839e657 TT |
56 | |
57 | #define STRIDE_LENGTH 8 | |
58 | ||
6733c2fd | 59 | #ifndef __sparc__ |
1e3472c5 TT |
60 | #define ZAP_BOOTBLOCK |
61 | #endif | |
62 | ||
3839e657 | 63 | extern int isatty(int); |
f3db3566 | 64 | extern FILE *fpopen(const char *cmd, const char *mode); |
3839e657 TT |
65 | |
66 | const char * program_name = "mke2fs"; | |
d48755e9 | 67 | const char * device_name /* = NULL */; |
3839e657 TT |
68 | |
69 | /* Command line options */ | |
16ed5b3a TT |
70 | int cflag; |
71 | int verbose; | |
72 | int quiet; | |
73 | int super_only; | |
74 | int force; | |
75 | int noaction; | |
76 | int journal_size; | |
77 | int journal_flags; | |
78 | char *bad_blocks_filename; | |
79 | __u32 fs_stride; | |
3839e657 TT |
80 | |
81 | struct ext2_super_block param; | |
16ed5b3a TT |
82 | char *creator_os; |
83 | char *volume_label; | |
84 | char *mount_dir; | |
85 | char *journal_device; | |
86 | int sync_kludge; /* Set using the MKE2FS_SYNC env. option */ | |
3839e657 | 87 | |
31e29a12 | 88 | int sys_page_size = 4096; |
d99225ec | 89 | int linux_version_code = 0; |
31e29a12 | 90 | |
63985320 | 91 | static void usage(void) |
3839e657 | 92 | { |
d9c56d3c | 93 | fprintf(stderr, _("Usage: %s [-c|-t|-l filename] [-b block-size] " |
dc2ec525 | 94 | "[-f fragment-size]\n\t[-i bytes-per-inode] [-j] [-J journal-options]" |
5515e6b4 TT |
95 | " [-N number-of-inodes]\n\t[-m reserved-blocks-percentage] " |
96 | "[-o creator-os] [-g blocks-per-group]\n\t[-L volume-label] " | |
18160d26 | 97 | "[-M last-mounted-directory] [-O feature[,...]]\n\t" |
d323f8fb | 98 | "[-r fs-revision] [-R options] [-qvSV] device [blocks-count]\n"), |
3839e657 TT |
99 | program_name); |
100 | exit(1); | |
101 | } | |
102 | ||
6733c2fd | 103 | static int int_log2(int arg) |
3839e657 TT |
104 | { |
105 | int l = 0; | |
106 | ||
107 | arg >>= 1; | |
108 | while (arg) { | |
109 | l++; | |
110 | arg >>= 1; | |
111 | } | |
112 | return l; | |
113 | } | |
114 | ||
6733c2fd | 115 | static int int_log10(unsigned int arg) |
1dde43f0 TT |
116 | { |
117 | int l; | |
118 | ||
119 | for (l=0; arg ; l++) | |
120 | arg = arg / 10; | |
121 | return l; | |
122 | } | |
123 | ||
d99225ec TT |
124 | static int parse_version_number(const char *s) |
125 | { | |
126 | int major, minor, rev; | |
127 | char *endptr; | |
128 | const char *cp = s; | |
129 | ||
130 | if (!s) | |
131 | return 0; | |
132 | major = strtol(cp, &endptr, 10); | |
133 | if (cp == endptr || *endptr != '.') | |
134 | return 0; | |
135 | cp = endptr + 1; | |
136 | minor = strtol(cp, &endptr, 10); | |
137 | if (cp == endptr || *endptr != '.') | |
138 | return 0; | |
139 | cp = endptr + 1; | |
140 | rev = strtol(cp, &endptr, 10); | |
141 | if (cp == endptr) | |
142 | return 0; | |
143 | return ((((major * 256) + minor) * 256) + rev); | |
144 | } | |
145 | ||
146 | ||
147 | ||
50787ea2 TT |
148 | /* |
149 | * This function sets the default parameters for a filesystem | |
150 | * | |
2740156b TT |
151 | * The type is specified by the user. The size is the maximum size |
152 | * (in megabytes) for which a set of parameters applies, with a size | |
153 | * of zero meaning that it is the default parameter for the type. | |
154 | * Note that order is important in the table below. | |
50787ea2 | 155 | */ |
31e29a12 | 156 | #define DEF_MAX_BLOCKSIZE -1 |
50787ea2 TT |
157 | static char default_str[] = "default"; |
158 | struct mke2fs_defaults { | |
4a600566 TT |
159 | const char *type; |
160 | int size; | |
161 | int blocksize; | |
162 | int inode_ratio; | |
50787ea2 TT |
163 | } settings[] = { |
164 | { default_str, 0, 4096, 8192 }, | |
165 | { default_str, 512, 1024, 4096 }, | |
166 | { default_str, 3, 1024, 8192 }, | |
dc2ec525 | 167 | { "journal", 0, 4096, 8192 }, |
50787ea2 | 168 | { "news", 0, 4096, 4096 }, |
31e29a12 TT |
169 | { "largefile", 0, DEF_MAX_BLOCKSIZE, 1024 * 1024 }, |
170 | { "largefile4", 0, DEF_MAX_BLOCKSIZE, 4096 * 1024 }, | |
50787ea2 TT |
171 | { 0, 0, 0, 0}, |
172 | }; | |
173 | ||
4ea7bd04 TT |
174 | static void set_fs_defaults(const char *fs_type, |
175 | struct ext2_super_block *super, | |
93d5c387 TT |
176 | int blocksize, int sector_size, |
177 | int *inode_ratio) | |
50787ea2 TT |
178 | { |
179 | int megs; | |
180 | int ratio = 0; | |
181 | struct mke2fs_defaults *p; | |
c5290fae | 182 | int use_bsize = 1024; |
50787ea2 | 183 | |
932a489c | 184 | megs = super->s_blocks_count * (EXT2_BLOCK_SIZE(super) / 1024) / 1024; |
50787ea2 TT |
185 | if (inode_ratio) |
186 | ratio = *inode_ratio; | |
187 | if (!fs_type) | |
188 | fs_type = default_str; | |
189 | for (p = settings; p->type; p++) { | |
190 | if ((strcmp(p->type, fs_type) != 0) && | |
191 | (strcmp(p->type, default_str) != 0)) | |
192 | continue; | |
c5290fae | 193 | if ((p->size != 0) && (megs > p->size)) |
50787ea2 TT |
194 | continue; |
195 | if (ratio == 0) | |
b21bf267 AD |
196 | *inode_ratio = p->inode_ratio < blocksize ? |
197 | blocksize : p->inode_ratio; | |
c5290fae TT |
198 | use_bsize = p->blocksize; |
199 | } | |
200 | if (blocksize <= 0) { | |
d99225ec | 201 | if (use_bsize == DEF_MAX_BLOCKSIZE) { |
c5290fae | 202 | use_bsize = sys_page_size; |
d99225ec TT |
203 | if ((linux_version_code < (2*65536 + 6*256)) && |
204 | (use_bsize > 4096)) | |
205 | use_bsize = 4096; | |
206 | } | |
79120f80 TT |
207 | if (sector_size && use_bsize < sector_size) |
208 | use_bsize = sector_size; | |
c5290fae TT |
209 | if ((blocksize < 0) && (use_bsize < (-blocksize))) |
210 | use_bsize = -blocksize; | |
211 | blocksize = use_bsize; | |
212 | super->s_blocks_count /= blocksize / 1024; | |
50787ea2 | 213 | } |
c5290fae TT |
214 | super->s_log_frag_size = super->s_log_block_size = |
215 | int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); | |
50787ea2 TT |
216 | } |
217 | ||
c5290fae | 218 | |
3839e657 TT |
219 | /* |
220 | * Helper function for read_bb_file and test_disk | |
221 | */ | |
54434927 | 222 | static void invalid_block(ext2_filsys fs EXT2FS_ATTR((unused)), blk_t blk) |
3839e657 | 223 | { |
6693837e | 224 | fprintf(stderr, _("Bad block %u out of range; ignored.\n"), blk); |
3839e657 TT |
225 | return; |
226 | } | |
227 | ||
228 | /* | |
229 | * Reads the bad blocks list from a file | |
230 | */ | |
231 | static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list, | |
232 | const char *bad_blocks_file) | |
233 | { | |
234 | FILE *f; | |
235 | errcode_t retval; | |
236 | ||
237 | f = fopen(bad_blocks_file, "r"); | |
238 | if (!f) { | |
239 | com_err("read_bad_blocks_file", errno, | |
d9c56d3c | 240 | _("while trying to open %s"), bad_blocks_file); |
3839e657 TT |
241 | exit(1); |
242 | } | |
243 | retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); | |
244 | fclose (f); | |
245 | if (retval) { | |
246 | com_err("ext2fs_read_bb_FILE", retval, | |
d9c56d3c | 247 | _("while reading in list of bad blocks from file")); |
3839e657 TT |
248 | exit(1); |
249 | } | |
250 | } | |
251 | ||
252 | /* | |
253 | * Runs the badblocks program to test the disk | |
254 | */ | |
255 | static void test_disk(ext2_filsys fs, badblocks_list *bb_list) | |
256 | { | |
257 | FILE *f; | |
258 | errcode_t retval; | |
259 | char buf[1024]; | |
260 | ||
3ed57c27 TT |
261 | sprintf(buf, "badblocks -b %d %s%s%s %d", fs->blocksize, |
262 | quiet ? "" : "-s ", (cflag > 1) ? "-w " : "", | |
263 | fs->device_name, fs->super->s_blocks_count); | |
3839e657 | 264 | if (verbose) |
d9c56d3c | 265 | printf(_("Running command: %s\n"), buf); |
3839e657 TT |
266 | f = popen(buf, "r"); |
267 | if (!f) { | |
268 | com_err("popen", errno, | |
d9c56d3c | 269 | _("while trying run '%s'"), buf); |
3839e657 TT |
270 | exit(1); |
271 | } | |
272 | retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); | |
f3db3566 | 273 | pclose(f); |
3839e657 TT |
274 | if (retval) { |
275 | com_err("ext2fs_read_bb_FILE", retval, | |
d9c56d3c | 276 | _("while processing list of bad blocks from program")); |
3839e657 TT |
277 | exit(1); |
278 | } | |
279 | } | |
280 | ||
281 | static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list) | |
282 | { | |
54434927 TT |
283 | dgrp_t i; |
284 | blk_t j; | |
285 | unsigned must_be_good; | |
3839e657 TT |
286 | blk_t blk; |
287 | badblocks_iterate bb_iter; | |
288 | errcode_t retval; | |
f3db3566 TT |
289 | blk_t group_block; |
290 | int group; | |
291 | int group_bad; | |
3839e657 TT |
292 | |
293 | if (!bb_list) | |
294 | return; | |
295 | ||
296 | /* | |
297 | * The primary superblock and group descriptors *must* be | |
298 | * good; if not, abort. | |
299 | */ | |
300 | must_be_good = fs->super->s_first_data_block + 1 + fs->desc_blocks; | |
301 | for (i = fs->super->s_first_data_block; i <= must_be_good; i++) { | |
cbbf031b | 302 | if (ext2fs_badblocks_list_test(bb_list, i)) { |
d9c56d3c TT |
303 | fprintf(stderr, _("Block %d in primary " |
304 | "superblock/group descriptor area bad.\n"), i); | |
305 | fprintf(stderr, _("Blocks %d through %d must be good " | |
306 | "in order to build a filesystem.\n"), | |
3839e657 | 307 | fs->super->s_first_data_block, must_be_good); |
54434927 | 308 | fputs(_("Aborting....\n"), stderr); |
3839e657 TT |
309 | exit(1); |
310 | } | |
311 | } | |
f3db3566 TT |
312 | |
313 | /* | |
314 | * See if any of the bad blocks are showing up in the backup | |
315 | * superblocks and/or group descriptors. If so, issue a | |
316 | * warning and adjust the block counts appropriately. | |
317 | */ | |
318 | group_block = fs->super->s_first_data_block + | |
319 | fs->super->s_blocks_per_group; | |
f3db3566 TT |
320 | |
321 | for (i = 1; i < fs->group_desc_count; i++) { | |
92bcc595 | 322 | group_bad = 0; |
f3db3566 | 323 | for (j=0; j < fs->desc_blocks+1; j++) { |
cbbf031b TT |
324 | if (ext2fs_badblocks_list_test(bb_list, |
325 | group_block + j)) { | |
f3db3566 TT |
326 | if (!group_bad) |
327 | fprintf(stderr, | |
d9c56d3c TT |
328 | _("Warning: the backup superblock/group descriptors at block %d contain\n" |
329 | " bad blocks.\n\n"), | |
f3db3566 TT |
330 | group_block); |
331 | group_bad++; | |
332 | group = ext2fs_group_of_blk(fs, group_block+j); | |
333 | fs->group_desc[group].bg_free_blocks_count++; | |
334 | fs->super->s_free_blocks_count++; | |
335 | } | |
336 | } | |
337 | group_block += fs->super->s_blocks_per_group; | |
338 | } | |
3839e657 TT |
339 | |
340 | /* | |
341 | * Mark all the bad blocks as used... | |
342 | */ | |
cbbf031b | 343 | retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter); |
3839e657 | 344 | if (retval) { |
cbbf031b | 345 | com_err("ext2fs_badblocks_list_iterate_begin", retval, |
d9c56d3c | 346 | _("while marking bad blocks as used")); |
3839e657 TT |
347 | exit(1); |
348 | } | |
cbbf031b | 349 | while (ext2fs_badblocks_list_iterate(bb_iter, &blk)) |
f3db3566 | 350 | ext2fs_mark_block_bitmap(fs->block_map, blk); |
cbbf031b | 351 | ext2fs_badblocks_list_iterate_end(bb_iter); |
3839e657 TT |
352 | } |
353 | ||
16ed5b3a TT |
354 | /* |
355 | * These functions implement a generalized progress meter. | |
356 | */ | |
357 | struct progress_struct { | |
358 | char format[20]; | |
359 | char backup[80]; | |
360 | __u32 max; | |
1cca86f5 | 361 | int skip_progress; |
16ed5b3a | 362 | }; |
7d5633cf | 363 | |
16ed5b3a | 364 | static void progress_init(struct progress_struct *progress, |
4ea7bd04 | 365 | const char *label,__u32 max) |
16ed5b3a TT |
366 | { |
367 | int i; | |
3839e657 | 368 | |
16ed5b3a TT |
369 | memset(progress, 0, sizeof(struct progress_struct)); |
370 | if (quiet) | |
371 | return; | |
1dde43f0 TT |
372 | |
373 | /* | |
374 | * Figure out how many digits we need | |
375 | */ | |
16ed5b3a TT |
376 | i = int_log10(max); |
377 | sprintf(progress->format, "%%%dd/%%%dld", i, i); | |
378 | memset(progress->backup, '\b', sizeof(progress->backup)-1); | |
379 | progress->backup[sizeof(progress->backup)-1] = 0; | |
54434927 | 380 | if ((2*i)+1 < (int) sizeof(progress->backup)) |
16ed5b3a TT |
381 | progress->backup[(2*i)+1] = 0; |
382 | progress->max = max; | |
383 | ||
1cca86f5 TT |
384 | progress->skip_progress = 0; |
385 | if (getenv("MKE2FS_SKIP_PROGRESS")) | |
386 | progress->skip_progress++; | |
387 | ||
16ed5b3a TT |
388 | fputs(label, stdout); |
389 | fflush(stdout); | |
390 | } | |
391 | ||
392 | static void progress_update(struct progress_struct *progress, __u32 val) | |
393 | { | |
1cca86f5 | 394 | if ((progress->format[0] == 0) || progress->skip_progress) |
16ed5b3a TT |
395 | return; |
396 | printf(progress->format, val, progress->max); | |
397 | fputs(progress->backup, stdout); | |
398 | } | |
399 | ||
400 | static void progress_close(struct progress_struct *progress) | |
401 | { | |
402 | if (progress->format[0] == 0) | |
403 | return; | |
404 | fputs(_("done \n"), stdout); | |
405 | } | |
406 | ||
407 | ||
408 | /* | |
409 | * Helper function which zeros out _num_ blocks starting at _blk_. In | |
410 | * case of an error, the details of the error is returned via _ret_blk_ | |
411 | * and _ret_count_ if they are non-NULL pointers. Returns 0 on | |
412 | * success, and an error code on an error. | |
413 | * | |
414 | * As a special case, if the first argument is NULL, then it will | |
415 | * attempt to free the static zeroizing buffer. (This is to keep | |
416 | * programs that check for memory leaks happy.) | |
417 | */ | |
418 | static errcode_t zero_blocks(ext2_filsys fs, blk_t blk, int num, | |
419 | struct progress_struct *progress, | |
420 | blk_t *ret_blk, int *ret_count) | |
421 | { | |
422 | int j, count, next_update, next_update_incr; | |
423 | static char *buf; | |
424 | errcode_t retval; | |
425 | ||
426 | /* If fs is null, clean up the static buffer and return */ | |
427 | if (!fs) { | |
428 | if (buf) { | |
429 | free(buf); | |
430 | buf = 0; | |
431 | } | |
432 | return 0; | |
433 | } | |
434 | /* Allocate the zeroizing buffer if necessary */ | |
435 | if (!buf) { | |
436 | buf = malloc(fs->blocksize * STRIDE_LENGTH); | |
437 | if (!buf) { | |
438 | com_err("malloc", ENOMEM, | |
439 | _("while allocating zeroizing buffer")); | |
440 | exit(1); | |
441 | } | |
442 | memset(buf, 0, fs->blocksize * STRIDE_LENGTH); | |
443 | } | |
444 | /* OK, do the write loop */ | |
445 | next_update = 0; | |
446 | next_update_incr = num / 100; | |
447 | if (next_update_incr < 1) | |
448 | next_update_incr = 1; | |
449 | for (j=0; j < num; j += STRIDE_LENGTH, blk += STRIDE_LENGTH) { | |
f044b4d8 TT |
450 | count = num - j; |
451 | if (count > STRIDE_LENGTH) | |
16ed5b3a | 452 | count = STRIDE_LENGTH; |
16ed5b3a TT |
453 | retval = io_channel_write_blk(fs->io, blk, count, buf); |
454 | if (retval) { | |
455 | if (ret_count) | |
456 | *ret_count = count; | |
457 | if (ret_blk) | |
458 | *ret_blk = blk; | |
459 | return retval; | |
460 | } | |
461 | if (progress && j > next_update) { | |
462 | next_update += num / 100; | |
463 | progress_update(progress, blk); | |
464 | } | |
465 | } | |
466 | return 0; | |
467 | } | |
468 | ||
469 | static void write_inode_tables(ext2_filsys fs) | |
470 | { | |
471 | errcode_t retval; | |
472 | blk_t blk; | |
54434927 TT |
473 | dgrp_t i; |
474 | int num; | |
16ed5b3a TT |
475 | struct progress_struct progress; |
476 | ||
477 | if (quiet) | |
478 | memset(&progress, 0, sizeof(progress)); | |
479 | else | |
480 | progress_init(&progress, _("Writing inode tables: "), | |
481 | fs->group_desc_count); | |
1dde43f0 | 482 | |
3839e657 | 483 | for (i = 0; i < fs->group_desc_count; i++) { |
16ed5b3a | 484 | progress_update(&progress, i); |
3839e657 | 485 | |
19c78dc0 TT |
486 | blk = fs->group_desc[i].bg_inode_table; |
487 | num = fs->inode_blocks_per_group; | |
16ed5b3a TT |
488 | |
489 | retval = zero_blocks(fs, blk, num, 0, &blk, &num); | |
490 | if (retval) { | |
6693837e TT |
491 | fprintf(stderr, _("\nCould not write %d blocks " |
492 | "in inode table starting at %d: %s\n"), | |
493 | num, blk, error_message(retval)); | |
16ed5b3a | 494 | exit(1); |
19c78dc0 | 495 | } |
7d5633cf TT |
496 | if (sync_kludge) { |
497 | if (sync_kludge == 1) | |
498 | sync(); | |
499 | else if ((i % sync_kludge) == 0) | |
500 | sync(); | |
501 | } | |
3839e657 | 502 | } |
16ed5b3a TT |
503 | zero_blocks(0, 0, 0, 0, 0, 0); |
504 | progress_close(&progress); | |
3839e657 TT |
505 | } |
506 | ||
507 | static void create_root_dir(ext2_filsys fs) | |
508 | { | |
509 | errcode_t retval; | |
f3db3566 | 510 | struct ext2_inode inode; |
3839e657 TT |
511 | |
512 | retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0); | |
513 | if (retval) { | |
d9c56d3c | 514 | com_err("ext2fs_mkdir", retval, _("while creating root dir")); |
3839e657 TT |
515 | exit(1); |
516 | } | |
f3db3566 TT |
517 | if (geteuid()) { |
518 | retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode); | |
519 | if (retval) { | |
520 | com_err("ext2fs_read_inode", retval, | |
d9c56d3c | 521 | _("while reading root inode")); |
f3db3566 TT |
522 | exit(1); |
523 | } | |
19c78dc0 TT |
524 | inode.i_uid = getuid(); |
525 | if (inode.i_uid) | |
526 | inode.i_gid = getgid(); | |
f3db3566 TT |
527 | retval = ext2fs_write_inode(fs, EXT2_ROOT_INO, &inode); |
528 | if (retval) { | |
529 | com_err("ext2fs_write_inode", retval, | |
d9c56d3c | 530 | _("while setting root inode ownership")); |
f3db3566 TT |
531 | exit(1); |
532 | } | |
533 | } | |
3839e657 TT |
534 | } |
535 | ||
536 | static void create_lost_and_found(ext2_filsys fs) | |
537 | { | |
538 | errcode_t retval; | |
dfcdc32f | 539 | ext2_ino_t ino; |
3839e657 TT |
540 | const char *name = "lost+found"; |
541 | int i; | |
50787ea2 | 542 | int lpf_size = 0; |
3839e657 | 543 | |
6a525069 | 544 | fs->umask = 077; |
3839e657 TT |
545 | retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name); |
546 | if (retval) { | |
d9c56d3c TT |
547 | com_err("ext2fs_mkdir", retval, |
548 | _("while creating /lost+found")); | |
3839e657 TT |
549 | exit(1); |
550 | } | |
551 | ||
552 | retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino); | |
553 | if (retval) { | |
d9c56d3c TT |
554 | com_err("ext2_lookup", retval, |
555 | _("while looking up /lost+found")); | |
3839e657 TT |
556 | exit(1); |
557 | } | |
558 | ||
559 | for (i=1; i < EXT2_NDIR_BLOCKS; i++) { | |
50787ea2 TT |
560 | if ((lpf_size += fs->blocksize) >= 16*1024) |
561 | break; | |
3839e657 TT |
562 | retval = ext2fs_expand_dir(fs, ino); |
563 | if (retval) { | |
564 | com_err("ext2fs_expand_dir", retval, | |
d9c56d3c | 565 | _("while expanding /lost+found")); |
3839e657 TT |
566 | exit(1); |
567 | } | |
6a525069 | 568 | } |
3839e657 TT |
569 | } |
570 | ||
571 | static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list) | |
572 | { | |
573 | errcode_t retval; | |
574 | ||
f3db3566 | 575 | ext2fs_mark_inode_bitmap(fs->inode_map, EXT2_BAD_INO); |
3839e657 TT |
576 | fs->group_desc[0].bg_free_inodes_count--; |
577 | fs->super->s_free_inodes_count--; | |
578 | retval = ext2fs_update_bb_inode(fs, bb_list); | |
579 | if (retval) { | |
580 | com_err("ext2fs_update_bb_inode", retval, | |
d9c56d3c | 581 | _("while setting bad block inode")); |
3839e657 TT |
582 | exit(1); |
583 | } | |
584 | ||
585 | } | |
586 | ||
587 | static void reserve_inodes(ext2_filsys fs) | |
588 | { | |
dfcdc32f TT |
589 | ext2_ino_t i; |
590 | int group; | |
3839e657 | 591 | |
7f88b043 | 592 | for (i = EXT2_ROOT_INO + 1; i < EXT2_FIRST_INODE(fs->super); i++) { |
f3db3566 | 593 | ext2fs_mark_inode_bitmap(fs->inode_map, i); |
3839e657 TT |
594 | group = ext2fs_group_of_ino(fs, i); |
595 | fs->group_desc[group].bg_free_inodes_count--; | |
596 | fs->super->s_free_inodes_count--; | |
597 | } | |
598 | ext2fs_mark_ib_dirty(fs); | |
599 | } | |
600 | ||
756df353 | 601 | #define BSD_DISKMAGIC (0x82564557UL) /* The disk magic number */ |
7ef3bb83 | 602 | #define BSD_MAGICDISK (0x57455682UL) /* The disk magic number reversed */ |
756df353 | 603 | #define BSD_LABEL_OFFSET 64 |
756df353 | 604 | |
04a96857 | 605 | static void zap_sector(ext2_filsys fs, int sect, int nsect) |
f3db3566 | 606 | { |
3f85f65c | 607 | char *buf; |
f3db3566 | 608 | int retval; |
756df353 | 609 | unsigned int *magic; |
f3db3566 | 610 | |
3f85f65c | 611 | buf = malloc(512*nsect); |
568101f7 | 612 | if (!buf) { |
4ea7bd04 TT |
613 | printf(_("Out of memory erasing sectors %d-%d\n"), |
614 | sect, sect + nsect - 1); | |
568101f7 AD |
615 | exit(1); |
616 | } | |
756df353 | 617 | |
7ef3bb83 TT |
618 | if (sect == 0) { |
619 | /* Check for a BSD disklabel, and don't erase it if so */ | |
620 | retval = io_channel_read_blk(fs->io, 0, -512, buf); | |
621 | if (retval) | |
622 | fprintf(stderr, | |
623 | _("Warning: could not read block 0: %s\n"), | |
624 | error_message(retval)); | |
625 | else { | |
626 | magic = (unsigned int *) (buf + BSD_LABEL_OFFSET); | |
627 | if ((*magic == BSD_DISKMAGIC) || | |
628 | (*magic == BSD_MAGICDISK)) | |
629 | return; | |
630 | } | |
756df353 | 631 | } |
756df353 | 632 | |
7098810d | 633 | memset(buf, 0, 512*nsect); |
e41784eb | 634 | io_channel_set_blksize(fs->io, 512); |
04a96857 | 635 | retval = io_channel_write_blk(fs->io, sect, -512*nsect, buf); |
e41784eb | 636 | io_channel_set_blksize(fs->io, fs->blocksize); |
3f85f65c | 637 | free(buf); |
f3db3566 | 638 | if (retval) |
6693837e TT |
639 | fprintf(stderr, _("Warning: could not erase sector %d: %s\n"), |
640 | sect, error_message(retval)); | |
f3db3566 | 641 | } |
16ed5b3a TT |
642 | |
643 | static void create_journal_dev(ext2_filsys fs) | |
644 | { | |
645 | struct progress_struct progress; | |
646 | errcode_t retval; | |
647 | char *buf; | |
dc2ec525 TT |
648 | blk_t blk; |
649 | int count; | |
16ed5b3a | 650 | |
d6a27e00 TT |
651 | retval = ext2fs_create_journal_superblock(fs, |
652 | fs->super->s_blocks_count, 0, &buf); | |
653 | if (retval) { | |
654 | com_err("create_journal_dev", retval, | |
655 | _("while initializing journal superblock")); | |
656 | exit(1); | |
657 | } | |
16ed5b3a TT |
658 | if (quiet) |
659 | memset(&progress, 0, sizeof(progress)); | |
660 | else | |
661 | progress_init(&progress, _("Zeroing journal device: "), | |
662 | fs->super->s_blocks_count); | |
663 | ||
16ed5b3a TT |
664 | retval = zero_blocks(fs, 0, fs->super->s_blocks_count, |
665 | &progress, &blk, &count); | |
666 | if (retval) { | |
667 | com_err("create_journal_dev", retval, | |
14bbcbc3 | 668 | _("while zeroing journal device (block %u, count %d)"), |
16ed5b3a TT |
669 | blk, count); |
670 | exit(1); | |
671 | } | |
dc2ec525 TT |
672 | zero_blocks(0, 0, 0, 0, 0, 0); |
673 | ||
dc2ec525 TT |
674 | retval = io_channel_write_blk(fs->io, |
675 | fs->super->s_first_data_block+1, | |
676 | 1, buf); | |
16ed5b3a TT |
677 | if (retval) { |
678 | com_err("create_journal_dev", retval, | |
679 | _("while writing journal superblock")); | |
680 | exit(1); | |
681 | } | |
682 | progress_close(&progress); | |
683 | } | |
f3db3566 | 684 | |
3839e657 TT |
685 | static void show_stats(ext2_filsys fs) |
686 | { | |
ef9abe5f | 687 | struct ext2_super_block *s = fs->super; |
1e3472c5 | 688 | char buf[80]; |
3839e657 | 689 | blk_t group_block; |
54434927 TT |
690 | dgrp_t i; |
691 | int need, col_left; | |
3839e657 TT |
692 | |
693 | if (param.s_blocks_count != s->s_blocks_count) | |
6693837e | 694 | fprintf(stderr, _("warning: %d blocks unused.\n\n"), |
3839e657 | 695 | param.s_blocks_count - s->s_blocks_count); |
50787ea2 TT |
696 | |
697 | memset(buf, 0, sizeof(buf)); | |
698 | strncpy(buf, s->s_volume_name, sizeof(s->s_volume_name)); | |
d9c56d3c | 699 | printf(_("Filesystem label=%s\n"), buf); |
54434927 | 700 | fputs(_("OS type: "), stdout); |
1e3472c5 | 701 | switch (fs->super->s_creator_os) { |
54434927 TT |
702 | case EXT2_OS_LINUX: fputs("Linux", stdout); break; |
703 | case EXT2_OS_HURD: fputs("GNU/Hurd", stdout); break; | |
704 | case EXT2_OS_MASIX: fputs ("Masix", stdout); break; | |
ea1e8f47 TT |
705 | case EXT2_OS_FREEBSD: fputs ("FerrBSD", stdout); break; |
706 | case EXT2_OS_LITES: fputs ("Lites", stdout); break; | |
54434927 | 707 | default: fputs(_("(unknown os)"), stdout); |
1e3472c5 | 708 | } |
50787ea2 | 709 | printf("\n"); |
d9c56d3c | 710 | printf(_("Block size=%u (log=%u)\n"), fs->blocksize, |
50787ea2 | 711 | s->s_log_block_size); |
d9c56d3c | 712 | printf(_("Fragment size=%u (log=%u)\n"), fs->fragsize, |
50787ea2 | 713 | s->s_log_frag_size); |
d9c56d3c | 714 | printf(_("%u inodes, %u blocks\n"), s->s_inodes_count, |
3839e657 | 715 | s->s_blocks_count); |
d9c56d3c | 716 | printf(_("%u blocks (%2.2f%%) reserved for the super user\n"), |
3839e657 TT |
717 | s->s_r_blocks_count, |
718 | 100.0 * s->s_r_blocks_count / s->s_blocks_count); | |
d9c56d3c | 719 | printf(_("First data block=%u\n"), s->s_first_data_block); |
d323f8fb TT |
720 | if (s->s_reserved_gdt_blocks) |
721 | printf(_("Maximum filesystem blocks=%lu\n"), | |
722 | (s->s_reserved_gdt_blocks + fs->desc_blocks) * | |
723 | (fs->blocksize / sizeof(struct ext2_group_desc)) * | |
724 | s->s_blocks_per_group); | |
d9c56d3c | 725 | if (fs->group_desc_count > 1) |
c8c071a0 | 726 | printf(_("%u block groups\n"), fs->group_desc_count); |
d9c56d3c | 727 | else |
c8c071a0 | 728 | printf(_("%u block group\n"), fs->group_desc_count); |
d9c56d3c | 729 | printf(_("%u blocks per group, %u fragments per group\n"), |
3839e657 | 730 | s->s_blocks_per_group, s->s_frags_per_group); |
d9c56d3c | 731 | printf(_("%u inodes per group\n"), s->s_inodes_per_group); |
3839e657 TT |
732 | |
733 | if (fs->group_desc_count == 1) { | |
734 | printf("\n"); | |
735 | return; | |
736 | } | |
d323f8fb | 737 | |
d9c56d3c | 738 | printf(_("Superblock backups stored on blocks: ")); |
3839e657 TT |
739 | group_block = s->s_first_data_block; |
740 | col_left = 0; | |
741 | for (i = 1; i < fs->group_desc_count; i++) { | |
742 | group_block += s->s_blocks_per_group; | |
521e3685 TT |
743 | if (!ext2fs_bg_has_super(fs, i)) |
744 | continue; | |
7671433a TT |
745 | if (i != 1) |
746 | printf(", "); | |
6733c2fd | 747 | need = int_log10(group_block) + 2; |
1dde43f0 | 748 | if (need > col_left) { |
3839e657 | 749 | printf("\n\t"); |
1dde43f0 | 750 | col_left = 72; |
3839e657 | 751 | } |
1dde43f0 | 752 | col_left -= need; |
a418d3ad | 753 | printf("%u", group_block); |
3839e657 TT |
754 | } |
755 | printf("\n\n"); | |
756 | } | |
757 | ||
1e3472c5 TT |
758 | /* |
759 | * Set the S_CREATOR_OS field. Return true if OS is known, | |
760 | * otherwise, 0. | |
761 | */ | |
762 | static int set_os(struct ext2_super_block *sb, char *os) | |
763 | { | |
764 | if (isdigit (*os)) | |
765 | sb->s_creator_os = atoi (os); | |
766 | else if (strcasecmp(os, "linux") == 0) | |
767 | sb->s_creator_os = EXT2_OS_LINUX; | |
768 | else if (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0) | |
769 | sb->s_creator_os = EXT2_OS_HURD; | |
770 | else if (strcasecmp(os, "masix") == 0) | |
771 | sb->s_creator_os = EXT2_OS_MASIX; | |
ea1e8f47 TT |
772 | else if (strcasecmp(os, "freebsd") == 0) |
773 | sb->s_creator_os = EXT2_OS_FREEBSD; | |
774 | else if (strcasecmp(os, "lites") == 0) | |
775 | sb->s_creator_os = EXT2_OS_LITES; | |
1e3472c5 TT |
776 | else |
777 | return 0; | |
778 | return 1; | |
779 | } | |
780 | ||
a418d3ad TT |
781 | #define PATH_SET "PATH=/sbin" |
782 | ||
c6a44136 TT |
783 | static void parse_extended_opts(struct ext2_super_block *param, |
784 | const char *opts) | |
a29f4d30 TT |
785 | { |
786 | char *buf, *token, *next, *p, *arg; | |
787 | int len; | |
d323f8fb | 788 | int r_usage = 0; |
a29f4d30 TT |
789 | |
790 | len = strlen(opts); | |
791 | buf = malloc(len+1); | |
792 | if (!buf) { | |
d323f8fb TT |
793 | fprintf(stderr, |
794 | _("Couldn't allocate memory to parse options!\n")); | |
a29f4d30 TT |
795 | exit(1); |
796 | } | |
797 | strcpy(buf, opts); | |
798 | for (token = buf; token && *token; token = next) { | |
799 | p = strchr(token, ','); | |
800 | next = 0; | |
801 | if (p) { | |
802 | *p = 0; | |
803 | next = p+1; | |
d323f8fb | 804 | } |
a29f4d30 TT |
805 | arg = strchr(token, '='); |
806 | if (arg) { | |
807 | *arg = 0; | |
808 | arg++; | |
809 | } | |
810 | if (strcmp(token, "stride") == 0) { | |
811 | if (!arg) { | |
d323f8fb | 812 | r_usage++; |
a29f4d30 TT |
813 | continue; |
814 | } | |
815 | fs_stride = strtoul(arg, &p, 0); | |
816 | if (*p || (fs_stride == 0)) { | |
d9c56d3c TT |
817 | fprintf(stderr, |
818 | _("Invalid stride parameter.\n")); | |
d323f8fb TT |
819 | r_usage++; |
820 | continue; | |
821 | } | |
822 | } else if (!strcmp(token, "resize")) { | |
c6a44136 TT |
823 | unsigned long resize, bpg, rsv_groups; |
824 | unsigned long group_desc_count, desc_blocks; | |
825 | unsigned int gdpb, blocksize; | |
826 | int rsv_gdb; | |
d323f8fb TT |
827 | |
828 | if (!arg) { | |
829 | r_usage++; | |
a29f4d30 TT |
830 | continue; |
831 | } | |
d323f8fb | 832 | |
55f4cbd9 TT |
833 | resize = parse_num_blocks(arg, |
834 | param->s_log_block_size); | |
d323f8fb TT |
835 | |
836 | if (resize == 0) { | |
55f4cbd9 TT |
837 | fprintf(stderr, |
838 | _("Invalid resize parameter: %s\n"), | |
839 | arg); | |
d323f8fb TT |
840 | r_usage++; |
841 | continue; | |
842 | } | |
c6a44136 TT |
843 | if (resize <= param->s_blocks_count) { |
844 | fprintf(stderr, | |
845 | _("The resize maximum must be greater than the filesystem size.\n")); | |
846 | r_usage++; | |
847 | continue; | |
848 | } | |
d323f8fb | 849 | |
c6a44136 TT |
850 | blocksize = EXT2_BLOCK_SIZE(param); |
851 | bpg = param->s_blocks_per_group; | |
852 | if (!bpg) | |
853 | bpg = blocksize * 8; | |
854 | gdpb = blocksize / sizeof(struct ext2_group_desc); | |
855 | group_desc_count = (param->s_blocks_count + | |
856 | bpg - 1) / bpg; | |
857 | desc_blocks = (group_desc_count + | |
858 | gdpb - 1) / gdpb; | |
859 | rsv_groups = (resize + bpg - 1) / bpg; | |
860 | rsv_gdb = (rsv_groups + gdpb - 1) / gdpb - | |
861 | desc_blocks; | |
862 | if (rsv_gdb > EXT2_ADDR_PER_BLOCK(param)) | |
863 | rsv_gdb = EXT2_ADDR_PER_BLOCK(param); | |
864 | ||
865 | if (rsv_gdb > 0) { | |
866 | param->s_feature_compat |= | |
867 | EXT2_FEATURE_COMPAT_RESIZE_INODE; | |
868 | ||
869 | param->s_reserved_gdt_blocks = rsv_gdb; | |
870 | } | |
a29f4d30 | 871 | } else |
d323f8fb | 872 | r_usage++; |
a29f4d30 | 873 | } |
d323f8fb TT |
874 | if (r_usage) { |
875 | fprintf(stderr, _("\nBad options specified.\n\n" | |
876 | "Options are separated by commas, " | |
a29f4d30 TT |
877 | "and may take an argument which\n" |
878 | "\tis set off by an equals ('=') sign.\n\n" | |
879 | "Valid raid options are:\n" | |
d323f8fb TT |
880 | "\tstride=<stride length in blocks>\n" |
881 | "\tresize=<resize maximum size in blocks>\n\n")); | |
a29f4d30 TT |
882 | exit(1); |
883 | } | |
884 | } | |
885 | ||
896938d5 | 886 | static __u32 ok_features[3] = { |
843049c4 | 887 | EXT3_FEATURE_COMPAT_HAS_JOURNAL | |
d323f8fb | 888 | EXT2_FEATURE_COMPAT_RESIZE_INODE | |
843049c4 | 889 | EXT2_FEATURE_COMPAT_DIR_INDEX, /* Compat */ |
16ed5b3a | 890 | EXT2_FEATURE_INCOMPAT_FILETYPE| /* Incompat */ |
c046ac7f TT |
891 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV| |
892 | EXT2_FEATURE_INCOMPAT_META_BG, | |
896938d5 TT |
893 | EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER /* R/O compat */ |
894 | }; | |
a29f4d30 TT |
895 | |
896 | ||
3839e657 TT |
897 | static void PRS(int argc, char *argv[]) |
898 | { | |
c5290fae | 899 | int b, c; |
4a600566 TT |
900 | int size; |
901 | char * tmp; | |
4a600566 TT |
902 | int blocksize = 0; |
903 | int inode_ratio = 0; | |
932a489c | 904 | int inode_size = 0; |
4a600566 | 905 | int reserved_ratio = 5; |
93d5c387 | 906 | int sector_size = 0; |
1e6e4c5e | 907 | int show_version_only = 0; |
dfcdc32f | 908 | ext2_ino_t num_inodes = 0; |
a418d3ad | 909 | errcode_t retval; |
4a600566 | 910 | char * oldpath = getenv("PATH"); |
c6a44136 | 911 | char * extended_opts = 0; |
4ea7bd04 | 912 | const char * fs_type = 0; |
4a600566 | 913 | blk_t dev_size; |
756df353 | 914 | #ifdef __linux__ |
4a600566 | 915 | struct utsname ut; |
2740156b | 916 | #endif |
31e29a12 | 917 | long sysval; |
14bbcbc3 | 918 | |
3839e657 | 919 | /* Update our PATH to include /sbin */ |
a418d3ad TT |
920 | if (oldpath) { |
921 | char *newpath; | |
922 | ||
923 | newpath = malloc(sizeof (PATH_SET) + 1 + strlen (oldpath)); | |
924 | strcpy (newpath, PATH_SET); | |
925 | strcat (newpath, ":"); | |
926 | strcat (newpath, oldpath); | |
927 | putenv (newpath); | |
928 | } else | |
929 | putenv (PATH_SET); | |
3839e657 | 930 | |
16ed5b3a TT |
931 | tmp = getenv("MKE2FS_SYNC"); |
932 | if (tmp) | |
933 | sync_kludge = atoi(tmp); | |
31e29a12 TT |
934 | |
935 | /* Determine the system page size if possible */ | |
936 | #ifdef HAVE_SYSCONF | |
937 | #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE)) | |
938 | #define _SC_PAGESIZE _SC_PAGE_SIZE | |
939 | #endif | |
940 | #ifdef _SC_PAGESIZE | |
941 | sysval = sysconf(_SC_PAGESIZE); | |
aab6fe73 | 942 | if (sysval > 0) |
31e29a12 TT |
943 | sys_page_size = sysval; |
944 | #endif /* _SC_PAGESIZE */ | |
945 | #endif /* HAVE_SYSCONF */ | |
16ed5b3a | 946 | |
3839e657 TT |
947 | setbuf(stdout, NULL); |
948 | setbuf(stderr, NULL); | |
949 | initialize_ext2_error_table(); | |
950 | memset(¶m, 0, sizeof(struct ext2_super_block)); | |
50787ea2 | 951 | param.s_rev_level = 1; /* Create revision 1 filesystems now */ |
f3561ed5 TT |
952 | param.s_feature_incompat |= EXT2_FEATURE_INCOMPAT_FILETYPE; |
953 | param.s_feature_ro_compat |= EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
54779c66 | 954 | #if 0 |
843049c4 | 955 | param.s_feature_compat |= EXT2_FEATURE_COMPAT_DIR_INDEX; |
54779c66 | 956 | #endif |
843049c4 | 957 | |
756df353 | 958 | #ifdef __linux__ |
14bbcbc3 TT |
959 | if (uname(&ut)) { |
960 | perror("uname"); | |
961 | exit(1); | |
962 | } | |
d99225ec TT |
963 | linux_version_code = parse_version_number(ut.release); |
964 | if (linux_version_code && linux_version_code < (2*65536 + 2*256)) { | |
14bbcbc3 | 965 | param.s_rev_level = 0; |
f3561ed5 TT |
966 | param.s_feature_incompat = 0; |
967 | param.s_feature_compat = 0; | |
968 | param.s_feature_ro_compat = 0; | |
14bbcbc3 TT |
969 | } |
970 | #endif | |
0072f8de AD |
971 | |
972 | if (argc && *argv) { | |
973 | program_name = get_progname(*argv); | |
974 | ||
975 | /* If called as mkfs.ext3, create a journal inode */ | |
976 | if (!strcmp(program_name, "mkfs.ext3")) | |
977 | journal_size = -1; | |
978 | } | |
979 | ||
1e3472c5 | 980 | while ((c = getopt (argc, argv, |
c6a44136 | 981 | "b:cE:f:g:i:jl:m:no:qr:R:s:tvI:J:ST:FL:M:N:O:V")) != EOF) { |
3839e657 TT |
982 | switch (c) { |
983 | case 'b': | |
c5290fae TT |
984 | blocksize = strtol(optarg, &tmp, 0); |
985 | b = (blocksize > 0) ? blocksize : -blocksize; | |
986 | if (b < EXT2_MIN_BLOCK_SIZE || | |
987 | b > EXT2_MAX_BLOCK_SIZE || *tmp) { | |
d9c56d3c TT |
988 | com_err(program_name, 0, |
989 | _("bad block size - %s"), optarg); | |
3839e657 TT |
990 | exit(1); |
991 | } | |
932a489c AD |
992 | if (blocksize > 4096) |
993 | fprintf(stderr, _("Warning: blocksize %d not " | |
994 | "usable on most systems.\n"), | |
995 | blocksize); | |
c5290fae TT |
996 | if (blocksize > 0) |
997 | param.s_log_block_size = | |
998 | int_log2(blocksize >> | |
999 | EXT2_MIN_BLOCK_LOG_SIZE); | |
3839e657 | 1000 | break; |
b10fd5e8 TT |
1001 | case 'c': /* Check for bad blocks */ |
1002 | case 't': /* deprecated */ | |
3ed57c27 | 1003 | cflag++; |
3839e657 TT |
1004 | break; |
1005 | case 'f': | |
1006 | size = strtoul(optarg, &tmp, 0); | |
932a489c AD |
1007 | if (size < EXT2_MIN_BLOCK_SIZE || |
1008 | size > EXT2_MAX_BLOCK_SIZE || *tmp) { | |
d9c56d3c TT |
1009 | com_err(program_name, 0, |
1010 | _("bad fragment size - %s"), | |
3839e657 TT |
1011 | optarg); |
1012 | exit(1); | |
1013 | } | |
1014 | param.s_log_frag_size = | |
6733c2fd | 1015 | int_log2(size >> EXT2_MIN_BLOCK_LOG_SIZE); |
6693837e | 1016 | fprintf(stderr, _("Warning: fragments not supported. " |
d9c56d3c | 1017 | "Ignoring -f option\n")); |
3839e657 TT |
1018 | break; |
1019 | case 'g': | |
1020 | param.s_blocks_per_group = strtoul(optarg, &tmp, 0); | |
f3db3566 TT |
1021 | if (*tmp) { |
1022 | com_err(program_name, 0, | |
d9c56d3c | 1023 | _("Illegal number for blocks per group")); |
f3db3566 TT |
1024 | exit(1); |
1025 | } | |
f3db3566 TT |
1026 | if ((param.s_blocks_per_group % 8) != 0) { |
1027 | com_err(program_name, 0, | |
d9c56d3c | 1028 | _("blocks per group must be multiple of 8")); |
3839e657 TT |
1029 | exit(1); |
1030 | } | |
1031 | break; | |
1032 | case 'i': | |
1033 | inode_ratio = strtoul(optarg, &tmp, 0); | |
932a489c AD |
1034 | if (inode_ratio < EXT2_MIN_BLOCK_SIZE || |
1035 | inode_ratio > EXT2_MAX_BLOCK_SIZE * 1024 || | |
3839e657 | 1036 | *tmp) { |
d9c56d3c | 1037 | com_err(program_name, 0, |
932a489c AD |
1038 | _("bad inode ratio %s (min %d/max %d"), |
1039 | optarg, EXT2_MIN_BLOCK_SIZE, | |
1040 | EXT2_MAX_BLOCK_SIZE); | |
3839e657 TT |
1041 | exit(1); |
1042 | } | |
1043 | break; | |
dc2ec525 TT |
1044 | case 'J': |
1045 | parse_journal_opts(optarg); | |
1046 | break; | |
85ef4ae8 | 1047 | case 'j': |
14bbcbc3 TT |
1048 | param.s_feature_compat |= |
1049 | EXT3_FEATURE_COMPAT_HAS_JOURNAL; | |
dc2ec525 TT |
1050 | if (!journal_size) |
1051 | journal_size = -1; | |
8ddaa66b | 1052 | break; |
3839e657 | 1053 | case 'l': |
f3db3566 TT |
1054 | bad_blocks_filename = malloc(strlen(optarg)+1); |
1055 | if (!bad_blocks_filename) { | |
1056 | com_err(program_name, ENOMEM, | |
d9c56d3c | 1057 | _("in malloc for bad_blocks_filename")); |
f3db3566 TT |
1058 | exit(1); |
1059 | } | |
1060 | strcpy(bad_blocks_filename, optarg); | |
3839e657 TT |
1061 | break; |
1062 | case 'm': | |
1063 | reserved_ratio = strtoul(optarg, &tmp, 0); | |
1064 | if (reserved_ratio > 50 || *tmp) { | |
1065 | com_err(program_name, 0, | |
d9c56d3c | 1066 | _("bad reserved blocks percent - %s"), |
3839e657 TT |
1067 | optarg); |
1068 | exit(1); | |
1069 | } | |
1070 | break; | |
50787ea2 TT |
1071 | case 'n': |
1072 | noaction++; | |
1073 | break; | |
1e3472c5 TT |
1074 | case 'o': |
1075 | creator_os = optarg; | |
1076 | break; | |
7f88b043 TT |
1077 | case 'r': |
1078 | param.s_rev_level = atoi(optarg); | |
14bbcbc3 | 1079 | if (param.s_rev_level == EXT2_GOOD_OLD_REV) { |
f3561ed5 TT |
1080 | param.s_feature_incompat = 0; |
1081 | param.s_feature_compat = 0; | |
1082 | param.s_feature_ro_compat = 0; | |
14bbcbc3 | 1083 | } |
7f88b043 | 1084 | break; |
b10fd5e8 | 1085 | case 's': /* deprecated */ |
f3561ed5 TT |
1086 | if (atoi(optarg)) |
1087 | param.s_feature_ro_compat |= | |
1088 | EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
1089 | else | |
1090 | param.s_feature_ro_compat &= | |
1091 | ~EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
521e3685 | 1092 | break; |
7f88b043 TT |
1093 | #ifdef EXT2_DYNAMIC_REV |
1094 | case 'I': | |
932a489c AD |
1095 | inode_size = strtoul(optarg, &tmp, 0); |
1096 | if (*tmp) { | |
1097 | com_err(program_name, 0, | |
1098 | _("bad inode size - %s"), optarg); | |
1099 | exit(1); | |
1100 | } | |
7f88b043 TT |
1101 | break; |
1102 | #endif | |
5515e6b4 TT |
1103 | case 'N': |
1104 | num_inodes = atoi(optarg); | |
1105 | break; | |
3839e657 TT |
1106 | case 'v': |
1107 | verbose = 1; | |
1108 | break; | |
1109 | case 'q': | |
1110 | quiet = 1; | |
1111 | break; | |
74becf3c TT |
1112 | case 'F': |
1113 | force = 1; | |
1114 | break; | |
1e3472c5 TT |
1115 | case 'L': |
1116 | volume_label = optarg; | |
1117 | break; | |
1118 | case 'M': | |
1119 | mount_dir = optarg; | |
1120 | break; | |
896938d5 | 1121 | case 'O': |
d323f8fb | 1122 | if (!strcmp(optarg, "none")) { |
f3561ed5 TT |
1123 | param.s_feature_compat = 0; |
1124 | param.s_feature_incompat = 0; | |
1125 | param.s_feature_ro_compat = 0; | |
f3561ed5 | 1126 | break; |
d323f8fb | 1127 | } |
f3561ed5 TT |
1128 | if (e2p_edit_feature(optarg, |
1129 | ¶m.s_feature_compat, | |
1130 | ok_features)) { | |
1131 | fprintf(stderr, | |
1132 | _("Invalid filesystem option set: %s\n"), optarg); | |
1133 | exit(1); | |
1134 | } | |
896938d5 | 1135 | break; |
c6a44136 | 1136 | case 'E': |
a29f4d30 | 1137 | case 'R': |
c6a44136 | 1138 | extended_opts = optarg; |
a29f4d30 | 1139 | break; |
f3db3566 TT |
1140 | case 'S': |
1141 | super_only = 1; | |
1142 | break; | |
50787ea2 TT |
1143 | case 'T': |
1144 | fs_type = optarg; | |
1145 | break; | |
818180cd TT |
1146 | case 'V': |
1147 | /* Print version number and exit */ | |
1e6e4c5e TT |
1148 | show_version_only++; |
1149 | break; | |
3839e657 TT |
1150 | default: |
1151 | usage(); | |
1152 | } | |
3839e657 | 1153 | } |
55f4cbd9 | 1154 | if ((optind == argc) && !show_version_only) |
3839e657 | 1155 | usage(); |
55f4cbd9 | 1156 | device_name = argv[optind++]; |
a418d3ad | 1157 | |
1e6e4c5e | 1158 | if (!quiet || show_version_only) |
3879857e TT |
1159 | fprintf (stderr, "mke2fs %s (%s)\n", E2FSPROGS_VERSION, |
1160 | E2FSPROGS_DATE); | |
1161 | ||
1e6e4c5e TT |
1162 | if (show_version_only) { |
1163 | fprintf(stderr, _("\tUsing %s\n"), | |
1164 | error_message(EXT2_ET_BASE)); | |
1165 | exit(0); | |
1166 | } | |
1167 | ||
77dc4eb0 TT |
1168 | /* |
1169 | * If there's no blocksize specified and there is a journal | |
1170 | * device, use it to figure out the blocksize | |
1171 | */ | |
c5290fae | 1172 | if (blocksize <= 0 && journal_device) { |
77dc4eb0 | 1173 | ext2_filsys jfs; |
a7ccdff8 | 1174 | io_manager io_ptr; |
77dc4eb0 | 1175 | |
a7ccdff8 TT |
1176 | #ifdef CONFIG_TESTIO_DEBUG |
1177 | io_ptr = test_io_manager; | |
1178 | test_io_backing_manager = unix_io_manager; | |
1179 | #else | |
1180 | io_ptr = unix_io_manager; | |
1181 | #endif | |
77dc4eb0 TT |
1182 | retval = ext2fs_open(journal_device, |
1183 | EXT2_FLAG_JOURNAL_DEV_OK, 0, | |
a7ccdff8 | 1184 | 0, io_ptr, &jfs); |
77dc4eb0 TT |
1185 | if (retval) { |
1186 | com_err(program_name, retval, | |
1187 | _("while trying to open journal device %s\n"), | |
1188 | journal_device); | |
1189 | exit(1); | |
1190 | } | |
54434927 | 1191 | if ((blocksize < 0) && (jfs->blocksize < (unsigned) (-blocksize))) { |
c5290fae | 1192 | com_err(program_name, 0, |
ddc32a04 | 1193 | _("Journal dev blocksize (%d) smaller than " |
c5290fae TT |
1194 | "minimum blocksize %d\n"), jfs->blocksize, |
1195 | -blocksize); | |
1196 | exit(1); | |
1197 | } | |
77dc4eb0 TT |
1198 | blocksize = jfs->blocksize; |
1199 | param.s_log_block_size = | |
1200 | int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); | |
1201 | ext2fs_close(jfs); | |
1202 | } | |
dc2ec525 | 1203 | |
31e29a12 | 1204 | if (blocksize > sys_page_size) { |
932a489c AD |
1205 | if (!force) { |
1206 | com_err(program_name, 0, | |
1207 | _("%d-byte blocks too big for system (max %d)"), | |
31e29a12 | 1208 | blocksize, sys_page_size); |
932a489c AD |
1209 | proceed_question(); |
1210 | } | |
1211 | fprintf(stderr, _("Warning: %d-byte blocks too big for system " | |
1212 | "(max %d), forced to continue\n"), | |
31e29a12 | 1213 | blocksize, sys_page_size); |
932a489c | 1214 | } |
cf7d5f18 TT |
1215 | if ((blocksize > 4096) && |
1216 | (param.s_feature_compat & EXT3_FEATURE_COMPAT_HAS_JOURNAL)) | |
1217 | fprintf(stderr, "\nWarning: some 2.4 kernels do not support " | |
1218 | "blocksizes greater than 4096 \n\tusing ext3." | |
1219 | " Use -b 4096 if this is an issue for you.\n\n"); | |
932a489c | 1220 | |
55f4cbd9 TT |
1221 | if (optind < argc) { |
1222 | param.s_blocks_count = parse_num_blocks(argv[optind++], | |
1223 | param.s_log_block_size); | |
1224 | if (!param.s_blocks_count) { | |
1225 | com_err(program_name, 0, _("bad blocks count - %s"), | |
1226 | argv[optind - 1]); | |
1227 | exit(1); | |
1228 | } | |
1229 | } | |
1230 | if (optind < argc) | |
1231 | usage(); | |
1232 | ||
fa72458a AD |
1233 | if (param.s_feature_incompat & EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { |
1234 | if (!fs_type) | |
1235 | fs_type = "journal"; | |
1236 | reserved_ratio = 0; | |
f3561ed5 TT |
1237 | param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV; |
1238 | param.s_feature_compat = 0; | |
1239 | param.s_feature_ro_compat = 0; | |
1240 | } | |
14bbcbc3 TT |
1241 | if (param.s_rev_level == EXT2_GOOD_OLD_REV && |
1242 | (param.s_feature_compat || param.s_feature_ro_compat || | |
1243 | param.s_feature_incompat)) | |
1244 | param.s_rev_level = 1; /* Create a revision 1 filesystem */ | |
1245 | ||
74becf3c | 1246 | if (!force) |
8ddaa66b | 1247 | check_plausibility(device_name); |
63985320 | 1248 | check_mount(device_name, force, _("filesystem")); |
a418d3ad | 1249 | |
3839e657 TT |
1250 | param.s_log_frag_size = param.s_log_block_size; |
1251 | ||
50787ea2 TT |
1252 | if (noaction && param.s_blocks_count) { |
1253 | dev_size = param.s_blocks_count; | |
1254 | retval = 0; | |
1255 | } else | |
1256 | retval = ext2fs_get_device_size(device_name, | |
1257 | EXT2_BLOCK_SIZE(¶m), | |
1258 | &dev_size); | |
a789d840 TT |
1259 | if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) { |
1260 | com_err(program_name, retval, | |
d9c56d3c | 1261 | _("while trying to determine filesystem size")); |
a789d840 TT |
1262 | exit(1); |
1263 | } | |
a418d3ad | 1264 | if (!param.s_blocks_count) { |
a789d840 TT |
1265 | if (retval == EXT2_ET_UNIMPLEMENTED) { |
1266 | com_err(program_name, 0, | |
d9c56d3c | 1267 | _("Couldn't determine device size; you " |
a789d840 | 1268 | "must specify\nthe size of the " |
d9c56d3c | 1269 | "filesystem\n")); |
a418d3ad | 1270 | exit(1); |
26ab5315 TT |
1271 | } else { |
1272 | if (dev_size == 0) { | |
1273 | com_err(program_name, 0, | |
1274 | _("Device size reported to be zero. " | |
1275 | "Invalid partition specified, or\n\t" | |
1276 | "partition table wasn't reread " | |
1277 | "after running fdisk, due to\n\t" | |
1278 | "a modified partition being busy " | |
1279 | "and in use. You may need to reboot\n\t" | |
1280 | "to re-read your partition table.\n" | |
1281 | )); | |
1282 | exit(1); | |
1283 | } | |
a789d840 | 1284 | param.s_blocks_count = dev_size; |
a7ccdff8 TT |
1285 | if (sys_page_size > EXT2_BLOCK_SIZE(¶m)) |
1286 | param.s_blocks_count &= ~((sys_page_size / | |
1287 | EXT2_BLOCK_SIZE(¶m))-1); | |
26ab5315 TT |
1288 | } |
1289 | ||
a789d840 TT |
1290 | } else if (!force && (param.s_blocks_count > dev_size)) { |
1291 | com_err(program_name, 0, | |
c5290fae | 1292 | _("Filesystem larger than apparent device size.")); |
a789d840 | 1293 | proceed_question(); |
a418d3ad | 1294 | } |
3839e657 | 1295 | |
dc2ec525 TT |
1296 | /* |
1297 | * If the user asked for HAS_JOURNAL, then make sure a journal | |
1298 | * gets created. | |
1299 | */ | |
1300 | if ((param.s_feature_compat & EXT3_FEATURE_COMPAT_HAS_JOURNAL) && | |
1301 | !journal_size) | |
1302 | journal_size = -1; | |
77dc4eb0 | 1303 | |
c046ac7f TT |
1304 | /* Set first meta blockgroup via an environment variable */ |
1305 | /* (this is mostly for debugging purposes) */ | |
1306 | if ((param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && | |
1307 | ((tmp = getenv("MKE2FS_FIRST_META_BG")))) | |
1308 | param.s_first_meta_bg = atoi(tmp); | |
1309 | ||
93d5c387 TT |
1310 | /* Get the hardware sector size, if available */ |
1311 | retval = ext2fs_get_device_sectsize(device_name, §or_size); | |
1312 | if (retval) { | |
1313 | com_err(program_name, retval, | |
1314 | _("while trying to determine hardware sector size")); | |
1315 | exit(1); | |
1316 | } | |
1cca86f5 | 1317 | |
54434927 | 1318 | if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL) |
1cca86f5 | 1319 | sector_size = atoi(tmp); |
93d5c387 TT |
1320 | |
1321 | set_fs_defaults(fs_type, ¶m, blocksize, sector_size, &inode_ratio); | |
c5290fae TT |
1322 | blocksize = EXT2_BLOCK_SIZE(¶m); |
1323 | ||
c6a44136 TT |
1324 | if (extended_opts) |
1325 | parse_extended_opts(¶m, extended_opts); | |
d323f8fb TT |
1326 | |
1327 | /* Since sparse_super is the default, we would only have a problem | |
1328 | * here if it was explicitly disabled. | |
1329 | */ | |
1330 | if ((param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE) && | |
1331 | !(param.s_feature_ro_compat&EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)) { | |
1332 | com_err(program_name, 0, | |
1333 | _("reserved online resize blocks not supported " | |
1334 | "on non-sparse filesystem")); | |
1335 | exit(1); | |
1336 | } | |
1337 | ||
521e3685 TT |
1338 | if (param.s_blocks_per_group) { |
1339 | if (param.s_blocks_per_group < 256 || | |
54434927 | 1340 | param.s_blocks_per_group > 8 * (unsigned) blocksize) { |
521e3685 | 1341 | com_err(program_name, 0, |
d9c56d3c | 1342 | _("blocks per group count out of range")); |
521e3685 TT |
1343 | exit(1); |
1344 | } | |
1345 | } | |
1346 | ||
932a489c AD |
1347 | if (inode_size) { |
1348 | if (inode_size < EXT2_GOOD_OLD_INODE_SIZE || | |
1349 | inode_size > EXT2_BLOCK_SIZE(¶m) || | |
1350 | inode_size & (inode_size - 1)) { | |
1351 | com_err(program_name, 0, | |
1352 | _("bad inode size %d (min %d/max %d)"), | |
1353 | inode_size, EXT2_GOOD_OLD_INODE_SIZE, | |
c5290fae | 1354 | blocksize); |
932a489c AD |
1355 | exit(1); |
1356 | } | |
1357 | if (inode_size != EXT2_GOOD_OLD_INODE_SIZE) | |
1358 | fprintf(stderr, _("Warning: %d-byte inodes not usable " | |
1359 | "on most systems\n"), | |
1360 | inode_size); | |
1361 | param.s_inode_size = inode_size; | |
1362 | } | |
1363 | ||
3839e657 TT |
1364 | /* |
1365 | * Calculate number of inodes based on the inode ratio | |
1366 | */ | |
5515e6b4 | 1367 | param.s_inodes_count = num_inodes ? num_inodes : |
c5290fae | 1368 | ((__u64) param.s_blocks_count * blocksize) |
f3db3566 | 1369 | / inode_ratio; |
3839e657 TT |
1370 | |
1371 | /* | |
1372 | * Calculate number of blocks to reserve | |
1373 | */ | |
1374 | param.s_r_blocks_count = (param.s_blocks_count * reserved_ratio) / 100; | |
1375 | } | |
d323f8fb | 1376 | |
3839e657 TT |
1377 | int main (int argc, char *argv[]) |
1378 | { | |
1379 | errcode_t retval = 0; | |
1380 | ext2_filsys fs; | |
1381 | badblocks_list bb_list = 0; | |
85ef4ae8 | 1382 | int journal_blocks; |
54434927 TT |
1383 | unsigned int i; |
1384 | int val; | |
a7ccdff8 | 1385 | io_manager io_ptr; |
d9c56d3c TT |
1386 | |
1387 | #ifdef ENABLE_NLS | |
1388 | setlocale(LC_MESSAGES, ""); | |
14308a53 | 1389 | setlocale(LC_CTYPE, ""); |
d9c56d3c TT |
1390 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
1391 | textdomain(NLS_CAT_NAME); | |
1392 | #endif | |
3839e657 TT |
1393 | PRS(argc, argv); |
1394 | ||
a7ccdff8 TT |
1395 | #ifdef CONFIG_TESTIO_DEBUG |
1396 | io_ptr = test_io_manager; | |
1397 | test_io_backing_manager = unix_io_manager; | |
1398 | #else | |
1399 | io_ptr = unix_io_manager; | |
1400 | #endif | |
1401 | ||
3839e657 TT |
1402 | /* |
1403 | * Initialize the superblock.... | |
1404 | */ | |
1405 | retval = ext2fs_initialize(device_name, 0, ¶m, | |
a7ccdff8 | 1406 | io_ptr, &fs); |
3839e657 | 1407 | if (retval) { |
d9c56d3c | 1408 | com_err(device_name, retval, _("while setting up superblock")); |
3839e657 TT |
1409 | exit(1); |
1410 | } | |
1411 | ||
e41784eb TT |
1412 | /* |
1413 | * Wipe out the old on-disk superblock | |
1414 | */ | |
04a96857 TT |
1415 | if (!noaction) |
1416 | zap_sector(fs, 2, 6); | |
e41784eb | 1417 | |
1e3472c5 TT |
1418 | /* |
1419 | * Generate a UUID for it... | |
1420 | */ | |
ef9abe5f | 1421 | uuid_generate(fs->super->s_uuid); |
1e3472c5 | 1422 | |
843049c4 TT |
1423 | /* |
1424 | * Initialize the directory index variables | |
1425 | */ | |
1426 | fs->super->s_def_hash_version = EXT2_HASH_TEA; | |
1427 | uuid_generate((unsigned char *) fs->super->s_hash_seed); | |
1428 | ||
44c09c04 TT |
1429 | /* |
1430 | * Add "jitter" to the superblock's check interval so that we | |
1431 | * don't check all the filesystems at the same time. We use a | |
1432 | * kludgy hack of using the UUID to derive a random jitter value. | |
1433 | */ | |
1434 | for (i = 0, val = 0 ; i < sizeof(fs->super->s_uuid); i++) | |
1435 | val += fs->super->s_uuid[i]; | |
1436 | fs->super->s_max_mnt_count += val % EXT2_DFL_MAX_MNT_COUNT; | |
1437 | ||
1e3472c5 TT |
1438 | /* |
1439 | * Override the creator OS, if applicable | |
1440 | */ | |
1441 | if (creator_os && !set_os(fs->super, creator_os)) { | |
d9c56d3c | 1442 | com_err (program_name, 0, _("unknown os - %s"), creator_os); |
1e3472c5 TT |
1443 | exit(1); |
1444 | } | |
1445 | ||
4ea0a110 TT |
1446 | /* |
1447 | * For the Hurd, we will turn off filetype since it doesn't | |
1448 | * support it. | |
1449 | */ | |
1450 | if (fs->super->s_creator_os == EXT2_OS_HURD) | |
1451 | fs->super->s_feature_incompat &= | |
1452 | ~EXT2_FEATURE_INCOMPAT_FILETYPE; | |
1453 | ||
1e3472c5 TT |
1454 | /* |
1455 | * Set the volume label... | |
1456 | */ | |
1457 | if (volume_label) { | |
ef9abe5f TT |
1458 | memset(fs->super->s_volume_name, 0, |
1459 | sizeof(fs->super->s_volume_name)); | |
1460 | strncpy(fs->super->s_volume_name, volume_label, | |
1461 | sizeof(fs->super->s_volume_name)); | |
1e3472c5 TT |
1462 | } |
1463 | ||
1464 | /* | |
1465 | * Set the last mount directory | |
1466 | */ | |
1467 | if (mount_dir) { | |
ef9abe5f TT |
1468 | memset(fs->super->s_last_mounted, 0, |
1469 | sizeof(fs->super->s_last_mounted)); | |
1470 | strncpy(fs->super->s_last_mounted, mount_dir, | |
1471 | sizeof(fs->super->s_last_mounted)); | |
1e3472c5 TT |
1472 | } |
1473 | ||
50787ea2 | 1474 | if (!quiet || noaction) |
3839e657 TT |
1475 | show_stats(fs); |
1476 | ||
50787ea2 TT |
1477 | if (noaction) |
1478 | exit(0); | |
1479 | ||
16ed5b3a TT |
1480 | if (fs->super->s_feature_incompat & |
1481 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { | |
1482 | create_journal_dev(fs); | |
568101f7 | 1483 | exit(ext2fs_close(fs) ? 1 : 0); |
16ed5b3a TT |
1484 | } |
1485 | ||
3839e657 TT |
1486 | if (bad_blocks_filename) |
1487 | read_bb_file(fs, &bb_list, bad_blocks_filename); | |
1488 | if (cflag) | |
1489 | test_disk(fs, &bb_list); | |
1490 | ||
1491 | handle_bad_blocks(fs, bb_list); | |
a29f4d30 | 1492 | fs->stride = fs_stride; |
19c78dc0 TT |
1493 | retval = ext2fs_allocate_tables(fs); |
1494 | if (retval) { | |
1495 | com_err(program_name, retval, | |
d9c56d3c | 1496 | _("while trying to allocate filesystem tables")); |
19c78dc0 TT |
1497 | exit(1); |
1498 | } | |
f3db3566 TT |
1499 | if (super_only) { |
1500 | fs->super->s_state |= EXT2_ERROR_FS; | |
1501 | fs->flags &= ~(EXT2_FLAG_IB_DIRTY|EXT2_FLAG_BB_DIRTY); | |
1502 | } else { | |
59f27247 | 1503 | /* rsv must be a power of two (64kB is MD RAID sb alignment) */ |
54434927 | 1504 | unsigned int rsv = 65536 / fs->blocksize; |
1400bbb6 | 1505 | unsigned long blocks = fs->super->s_blocks_count; |
59f27247 | 1506 | unsigned long start; |
1400bbb6 TT |
1507 | blk_t ret_blk; |
1508 | ||
1509 | #ifdef ZAP_BOOTBLOCK | |
04a96857 | 1510 | zap_sector(fs, 0, 2); |
1400bbb6 | 1511 | #endif |
59f27247 | 1512 | |
1400bbb6 TT |
1513 | /* |
1514 | * Wipe out any old MD RAID (or other) metadata at the end | |
1515 | * of the device. This will also verify that the device is | |
59f27247 | 1516 | * as large as we think. Be careful with very small devices. |
1400bbb6 | 1517 | */ |
59f27247 AD |
1518 | start = (blocks & ~(rsv - 1)); |
1519 | if (start > rsv) | |
1520 | start -= rsv; | |
1521 | if (start > 0) | |
1522 | retval = zero_blocks(fs, start, blocks - start, | |
1523 | NULL, &ret_blk, NULL); | |
1524 | ||
1400bbb6 TT |
1525 | if (retval) { |
1526 | com_err(program_name, retval, | |
f044b4d8 | 1527 | _("while zeroing block %u at end of filesystem"), |
1400bbb6 | 1528 | ret_blk); |
1400bbb6 | 1529 | } |
19c78dc0 | 1530 | write_inode_tables(fs); |
f3db3566 TT |
1531 | create_root_dir(fs); |
1532 | create_lost_and_found(fs); | |
1533 | reserve_inodes(fs); | |
1534 | create_bad_block_inode(fs, bb_list); | |
d323f8fb TT |
1535 | retval = ext2fs_create_resize_inode(fs); |
1536 | if (retval) { | |
1537 | com_err("ext2fs_create_resize_inode", retval, | |
1538 | _("while reserving blocks for online resize")); | |
1539 | exit(1); | |
1540 | } | |
f3db3566 | 1541 | } |
8ddaa66b | 1542 | |
16ed5b3a TT |
1543 | if (journal_device) { |
1544 | ext2_filsys jfs; | |
1545 | ||
8ddaa66b TT |
1546 | if (!force) |
1547 | check_plausibility(journal_device); | |
63985320 | 1548 | check_mount(journal_device, force, _("journal")); |
8ddaa66b | 1549 | |
16ed5b3a TT |
1550 | retval = ext2fs_open(journal_device, EXT2_FLAG_RW| |
1551 | EXT2_FLAG_JOURNAL_DEV_OK, 0, | |
1552 | fs->blocksize, unix_io_manager, &jfs); | |
1553 | if (retval) { | |
1554 | com_err(program_name, retval, | |
1555 | _("while trying to open journal device %s\n"), | |
1556 | journal_device); | |
1557 | exit(1); | |
1558 | } | |
93345d15 | 1559 | if (!quiet) { |
77dc4eb0 | 1560 | printf(_("Adding journal to device %s: "), |
8ddaa66b | 1561 | journal_device); |
93345d15 TT |
1562 | fflush(stdout); |
1563 | } | |
16ed5b3a TT |
1564 | retval = ext2fs_add_journal_device(fs, jfs); |
1565 | if(retval) { | |
8ddaa66b | 1566 | com_err (program_name, retval, |
1d08d9bf | 1567 | _("\n\twhile trying to add journal to device %s"), |
8ddaa66b TT |
1568 | journal_device); |
1569 | exit(1); | |
1570 | } | |
1571 | if (!quiet) | |
1572 | printf(_("done\n")); | |
16ed5b3a | 1573 | ext2fs_close(jfs); |
2d15576d | 1574 | free(journal_device); |
8ddaa66b | 1575 | } else if (journal_size) { |
2537b6d0 | 1576 | journal_blocks = figure_journal_size(journal_size, fs); |
93345d15 TT |
1577 | |
1578 | if (!journal_blocks) { | |
1579 | fs->super->s_feature_compat &= | |
1580 | ~EXT3_FEATURE_COMPAT_HAS_JOURNAL; | |
1581 | goto no_journal; | |
1582 | } | |
1583 | if (!quiet) { | |
16ad3334 TT |
1584 | printf(_("Creating journal (%d blocks): "), |
1585 | journal_blocks); | |
93345d15 TT |
1586 | fflush(stdout); |
1587 | } | |
63985320 TT |
1588 | retval = ext2fs_add_journal_inode(fs, journal_blocks, |
1589 | journal_flags); | |
85ef4ae8 TT |
1590 | if (retval) { |
1591 | com_err (program_name, retval, | |
1d08d9bf | 1592 | _("\n\twhile trying to create journal")); |
85ef4ae8 TT |
1593 | exit(1); |
1594 | } | |
1595 | if (!quiet) | |
1596 | printf(_("done\n")); | |
1597 | } | |
93345d15 TT |
1598 | no_journal: |
1599 | ||
3839e657 | 1600 | if (!quiet) |
d9c56d3c TT |
1601 | printf(_("Writing superblocks and " |
1602 | "filesystem accounting information: ")); | |
5d45d803 TT |
1603 | retval = ext2fs_flush(fs); |
1604 | if (retval) { | |
6693837e TT |
1605 | fprintf(stderr, |
1606 | _("\nWarning, had trouble writing out superblocks.")); | |
5d45d803 | 1607 | } |
93345d15 | 1608 | if (!quiet) { |
2537b6d0 | 1609 | printf(_("done\n\n")); |
1cca86f5 TT |
1610 | if (!getenv("MKE2FS_SKIP_CHECK_MSG")) |
1611 | print_check_message(fs); | |
93345d15 | 1612 | } |
568101f7 AD |
1613 | val = ext2fs_close(fs); |
1614 | return (retval || val) ? 1 : 0; | |
3839e657 | 1615 | } |