]>
Commit | Line | Data |
---|---|---|
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" |
9dc6ad1e | 54 | #include "profile.h" |
a6d8302b | 55 | #include "prof_err.h" |
3839e657 | 56 | #include "../version.h" |
d9c56d3c | 57 | #include "nls-enable.h" |
3839e657 TT |
58 | |
59 | #define STRIDE_LENGTH 8 | |
60 | ||
6733c2fd | 61 | #ifndef __sparc__ |
1e3472c5 TT |
62 | #define ZAP_BOOTBLOCK |
63 | #endif | |
64 | ||
3839e657 | 65 | extern int isatty(int); |
f3db3566 | 66 | extern FILE *fpopen(const char *cmd, const char *mode); |
3839e657 TT |
67 | |
68 | const char * program_name = "mke2fs"; | |
d48755e9 | 69 | const char * device_name /* = NULL */; |
3839e657 TT |
70 | |
71 | /* Command line options */ | |
16ed5b3a TT |
72 | int cflag; |
73 | int verbose; | |
74 | int quiet; | |
75 | int super_only; | |
76 | int force; | |
77 | int noaction; | |
78 | int journal_size; | |
79 | int journal_flags; | |
80 | char *bad_blocks_filename; | |
81 | __u32 fs_stride; | |
3839e657 | 82 | |
9b9a780f | 83 | struct ext2_super_block fs_param; |
16ed5b3a TT |
84 | char *creator_os; |
85 | char *volume_label; | |
86 | char *mount_dir; | |
87 | char *journal_device; | |
88 | int sync_kludge; /* Set using the MKE2FS_SYNC env. option */ | |
3839e657 | 89 | |
9dc6ad1e TT |
90 | profile_t profile; |
91 | ||
31e29a12 | 92 | int sys_page_size = 4096; |
d99225ec | 93 | int linux_version_code = 0; |
31e29a12 | 94 | |
63985320 | 95 | static void usage(void) |
3839e657 | 96 | { |
d9c56d3c | 97 | fprintf(stderr, _("Usage: %s [-c|-t|-l filename] [-b block-size] " |
067911ae AD |
98 | "[-f fragment-size]\n\t[-i bytes-per-inode] [-I inode-size] " |
99 | "[-j] [-J journal-options]\n" | |
100 | "\t[-N number-of-inodes] [-m reserved-blocks-percentage] " | |
101 | "[-o creator-os]\n\t[-g blocks-per-group] [-L volume-label] " | |
102 | "[-M last-mounted-directory]\n\t[-O feature[,...]] " | |
103 | "[-r fs-revision] [-R options] [-qvSV]\n\tdevice [blocks-count]\n"), | |
3839e657 TT |
104 | program_name); |
105 | exit(1); | |
106 | } | |
107 | ||
6733c2fd | 108 | static int int_log2(int arg) |
3839e657 TT |
109 | { |
110 | int l = 0; | |
111 | ||
112 | arg >>= 1; | |
113 | while (arg) { | |
114 | l++; | |
115 | arg >>= 1; | |
116 | } | |
117 | return l; | |
118 | } | |
119 | ||
6733c2fd | 120 | static int int_log10(unsigned int arg) |
1dde43f0 TT |
121 | { |
122 | int l; | |
123 | ||
124 | for (l=0; arg ; l++) | |
125 | arg = arg / 10; | |
126 | return l; | |
127 | } | |
128 | ||
d99225ec TT |
129 | static int parse_version_number(const char *s) |
130 | { | |
131 | int major, minor, rev; | |
132 | char *endptr; | |
133 | const char *cp = s; | |
134 | ||
135 | if (!s) | |
136 | return 0; | |
137 | major = strtol(cp, &endptr, 10); | |
138 | if (cp == endptr || *endptr != '.') | |
139 | return 0; | |
140 | cp = endptr + 1; | |
141 | minor = strtol(cp, &endptr, 10); | |
142 | if (cp == endptr || *endptr != '.') | |
143 | return 0; | |
144 | cp = endptr + 1; | |
145 | rev = strtol(cp, &endptr, 10); | |
146 | if (cp == endptr) | |
147 | return 0; | |
148 | return ((((major * 256) + minor) * 256) + rev); | |
149 | } | |
150 | ||
3839e657 TT |
151 | /* |
152 | * Helper function for read_bb_file and test_disk | |
153 | */ | |
54434927 | 154 | static void invalid_block(ext2_filsys fs EXT2FS_ATTR((unused)), blk_t blk) |
3839e657 | 155 | { |
6693837e | 156 | fprintf(stderr, _("Bad block %u out of range; ignored.\n"), blk); |
3839e657 TT |
157 | return; |
158 | } | |
159 | ||
160 | /* | |
161 | * Reads the bad blocks list from a file | |
162 | */ | |
163 | static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list, | |
164 | const char *bad_blocks_file) | |
165 | { | |
166 | FILE *f; | |
167 | errcode_t retval; | |
168 | ||
169 | f = fopen(bad_blocks_file, "r"); | |
170 | if (!f) { | |
171 | com_err("read_bad_blocks_file", errno, | |
d9c56d3c | 172 | _("while trying to open %s"), bad_blocks_file); |
3839e657 TT |
173 | exit(1); |
174 | } | |
175 | retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); | |
176 | fclose (f); | |
177 | if (retval) { | |
178 | com_err("ext2fs_read_bb_FILE", retval, | |
d9c56d3c | 179 | _("while reading in list of bad blocks from file")); |
3839e657 TT |
180 | exit(1); |
181 | } | |
182 | } | |
183 | ||
184 | /* | |
185 | * Runs the badblocks program to test the disk | |
186 | */ | |
187 | static void test_disk(ext2_filsys fs, badblocks_list *bb_list) | |
188 | { | |
189 | FILE *f; | |
190 | errcode_t retval; | |
191 | char buf[1024]; | |
192 | ||
d0ff90d5 | 193 | sprintf(buf, "badblocks -b %d -X %s%s%s %u", fs->blocksize, |
3ed57c27 | 194 | quiet ? "" : "-s ", (cflag > 1) ? "-w " : "", |
8ade4792 | 195 | fs->device_name, fs->super->s_blocks_count-1); |
3839e657 | 196 | if (verbose) |
d9c56d3c | 197 | printf(_("Running command: %s\n"), buf); |
3839e657 TT |
198 | f = popen(buf, "r"); |
199 | if (!f) { | |
200 | com_err("popen", errno, | |
f37ab68a | 201 | _("while trying to run '%s'"), buf); |
3839e657 TT |
202 | exit(1); |
203 | } | |
204 | retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); | |
f3db3566 | 205 | pclose(f); |
3839e657 TT |
206 | if (retval) { |
207 | com_err("ext2fs_read_bb_FILE", retval, | |
d9c56d3c | 208 | _("while processing list of bad blocks from program")); |
3839e657 TT |
209 | exit(1); |
210 | } | |
211 | } | |
212 | ||
213 | static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list) | |
214 | { | |
54434927 TT |
215 | dgrp_t i; |
216 | blk_t j; | |
217 | unsigned must_be_good; | |
3839e657 TT |
218 | blk_t blk; |
219 | badblocks_iterate bb_iter; | |
220 | errcode_t retval; | |
f3db3566 TT |
221 | blk_t group_block; |
222 | int group; | |
223 | int group_bad; | |
3839e657 TT |
224 | |
225 | if (!bb_list) | |
226 | return; | |
227 | ||
228 | /* | |
229 | * The primary superblock and group descriptors *must* be | |
230 | * good; if not, abort. | |
231 | */ | |
232 | must_be_good = fs->super->s_first_data_block + 1 + fs->desc_blocks; | |
233 | for (i = fs->super->s_first_data_block; i <= must_be_good; i++) { | |
cbbf031b | 234 | if (ext2fs_badblocks_list_test(bb_list, i)) { |
d9c56d3c TT |
235 | fprintf(stderr, _("Block %d in primary " |
236 | "superblock/group descriptor area bad.\n"), i); | |
d0ff90d5 | 237 | fprintf(stderr, _("Blocks %u through %u must be good " |
d9c56d3c | 238 | "in order to build a filesystem.\n"), |
3839e657 | 239 | fs->super->s_first_data_block, must_be_good); |
54434927 | 240 | fputs(_("Aborting....\n"), stderr); |
3839e657 TT |
241 | exit(1); |
242 | } | |
243 | } | |
f3db3566 TT |
244 | |
245 | /* | |
246 | * See if any of the bad blocks are showing up in the backup | |
247 | * superblocks and/or group descriptors. If so, issue a | |
248 | * warning and adjust the block counts appropriately. | |
249 | */ | |
250 | group_block = fs->super->s_first_data_block + | |
251 | fs->super->s_blocks_per_group; | |
f3db3566 TT |
252 | |
253 | for (i = 1; i < fs->group_desc_count; i++) { | |
92bcc595 | 254 | group_bad = 0; |
f3db3566 | 255 | for (j=0; j < fs->desc_blocks+1; j++) { |
cbbf031b TT |
256 | if (ext2fs_badblocks_list_test(bb_list, |
257 | group_block + j)) { | |
f3db3566 TT |
258 | if (!group_bad) |
259 | fprintf(stderr, | |
8deb80a5 | 260 | _("Warning: the backup superblock/group descriptors at block %u contain\n" |
d9c56d3c | 261 | " bad blocks.\n\n"), |
f3db3566 TT |
262 | group_block); |
263 | group_bad++; | |
264 | group = ext2fs_group_of_blk(fs, group_block+j); | |
265 | fs->group_desc[group].bg_free_blocks_count++; | |
266 | fs->super->s_free_blocks_count++; | |
267 | } | |
268 | } | |
269 | group_block += fs->super->s_blocks_per_group; | |
270 | } | |
3839e657 TT |
271 | |
272 | /* | |
273 | * Mark all the bad blocks as used... | |
274 | */ | |
cbbf031b | 275 | retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter); |
3839e657 | 276 | if (retval) { |
cbbf031b | 277 | com_err("ext2fs_badblocks_list_iterate_begin", retval, |
d9c56d3c | 278 | _("while marking bad blocks as used")); |
3839e657 TT |
279 | exit(1); |
280 | } | |
cbbf031b | 281 | while (ext2fs_badblocks_list_iterate(bb_iter, &blk)) |
f3db3566 | 282 | ext2fs_mark_block_bitmap(fs->block_map, blk); |
cbbf031b | 283 | ext2fs_badblocks_list_iterate_end(bb_iter); |
3839e657 TT |
284 | } |
285 | ||
16ed5b3a TT |
286 | /* |
287 | * These functions implement a generalized progress meter. | |
288 | */ | |
289 | struct progress_struct { | |
290 | char format[20]; | |
291 | char backup[80]; | |
292 | __u32 max; | |
1cca86f5 | 293 | int skip_progress; |
16ed5b3a | 294 | }; |
7d5633cf | 295 | |
16ed5b3a | 296 | static void progress_init(struct progress_struct *progress, |
4ea7bd04 | 297 | const char *label,__u32 max) |
16ed5b3a TT |
298 | { |
299 | int i; | |
3839e657 | 300 | |
16ed5b3a TT |
301 | memset(progress, 0, sizeof(struct progress_struct)); |
302 | if (quiet) | |
303 | return; | |
1dde43f0 TT |
304 | |
305 | /* | |
306 | * Figure out how many digits we need | |
307 | */ | |
16ed5b3a TT |
308 | i = int_log10(max); |
309 | sprintf(progress->format, "%%%dd/%%%dld", i, i); | |
310 | memset(progress->backup, '\b', sizeof(progress->backup)-1); | |
311 | progress->backup[sizeof(progress->backup)-1] = 0; | |
54434927 | 312 | if ((2*i)+1 < (int) sizeof(progress->backup)) |
16ed5b3a TT |
313 | progress->backup[(2*i)+1] = 0; |
314 | progress->max = max; | |
315 | ||
1cca86f5 TT |
316 | progress->skip_progress = 0; |
317 | if (getenv("MKE2FS_SKIP_PROGRESS")) | |
318 | progress->skip_progress++; | |
319 | ||
16ed5b3a TT |
320 | fputs(label, stdout); |
321 | fflush(stdout); | |
322 | } | |
323 | ||
324 | static void progress_update(struct progress_struct *progress, __u32 val) | |
325 | { | |
1cca86f5 | 326 | if ((progress->format[0] == 0) || progress->skip_progress) |
16ed5b3a TT |
327 | return; |
328 | printf(progress->format, val, progress->max); | |
329 | fputs(progress->backup, stdout); | |
330 | } | |
331 | ||
332 | static void progress_close(struct progress_struct *progress) | |
333 | { | |
334 | if (progress->format[0] == 0) | |
335 | return; | |
336 | fputs(_("done \n"), stdout); | |
337 | } | |
338 | ||
339 | ||
340 | /* | |
341 | * Helper function which zeros out _num_ blocks starting at _blk_. In | |
342 | * case of an error, the details of the error is returned via _ret_blk_ | |
343 | * and _ret_count_ if they are non-NULL pointers. Returns 0 on | |
344 | * success, and an error code on an error. | |
345 | * | |
346 | * As a special case, if the first argument is NULL, then it will | |
347 | * attempt to free the static zeroizing buffer. (This is to keep | |
348 | * programs that check for memory leaks happy.) | |
349 | */ | |
350 | static errcode_t zero_blocks(ext2_filsys fs, blk_t blk, int num, | |
351 | struct progress_struct *progress, | |
352 | blk_t *ret_blk, int *ret_count) | |
353 | { | |
354 | int j, count, next_update, next_update_incr; | |
355 | static char *buf; | |
356 | errcode_t retval; | |
357 | ||
358 | /* If fs is null, clean up the static buffer and return */ | |
359 | if (!fs) { | |
360 | if (buf) { | |
361 | free(buf); | |
362 | buf = 0; | |
363 | } | |
364 | return 0; | |
365 | } | |
366 | /* Allocate the zeroizing buffer if necessary */ | |
367 | if (!buf) { | |
368 | buf = malloc(fs->blocksize * STRIDE_LENGTH); | |
369 | if (!buf) { | |
370 | com_err("malloc", ENOMEM, | |
371 | _("while allocating zeroizing buffer")); | |
372 | exit(1); | |
373 | } | |
374 | memset(buf, 0, fs->blocksize * STRIDE_LENGTH); | |
375 | } | |
376 | /* OK, do the write loop */ | |
377 | next_update = 0; | |
378 | next_update_incr = num / 100; | |
379 | if (next_update_incr < 1) | |
380 | next_update_incr = 1; | |
381 | for (j=0; j < num; j += STRIDE_LENGTH, blk += STRIDE_LENGTH) { | |
f044b4d8 TT |
382 | count = num - j; |
383 | if (count > STRIDE_LENGTH) | |
16ed5b3a | 384 | count = STRIDE_LENGTH; |
16ed5b3a TT |
385 | retval = io_channel_write_blk(fs->io, blk, count, buf); |
386 | if (retval) { | |
387 | if (ret_count) | |
388 | *ret_count = count; | |
389 | if (ret_blk) | |
390 | *ret_blk = blk; | |
391 | return retval; | |
392 | } | |
393 | if (progress && j > next_update) { | |
394 | next_update += num / 100; | |
395 | progress_update(progress, blk); | |
396 | } | |
397 | } | |
398 | return 0; | |
399 | } | |
400 | ||
401 | static void write_inode_tables(ext2_filsys fs) | |
402 | { | |
403 | errcode_t retval; | |
404 | blk_t blk; | |
54434927 TT |
405 | dgrp_t i; |
406 | int num; | |
16ed5b3a | 407 | struct progress_struct progress; |
f5fa2007 | 408 | int lazy_flag = 0; |
16ed5b3a TT |
409 | |
410 | if (quiet) | |
411 | memset(&progress, 0, sizeof(progress)); | |
412 | else | |
413 | progress_init(&progress, _("Writing inode tables: "), | |
414 | fs->group_desc_count); | |
1dde43f0 | 415 | |
f5fa2007 TT |
416 | if (EXT2_HAS_COMPAT_FEATURE(fs->super, |
417 | EXT2_FEATURE_COMPAT_LAZY_BG)) | |
418 | lazy_flag = 1; | |
419 | ||
3839e657 | 420 | for (i = 0; i < fs->group_desc_count; i++) { |
16ed5b3a | 421 | progress_update(&progress, i); |
3839e657 | 422 | |
19c78dc0 TT |
423 | blk = fs->group_desc[i].bg_inode_table; |
424 | num = fs->inode_blocks_per_group; | |
16ed5b3a | 425 | |
f5fa2007 TT |
426 | if (!(lazy_flag && |
427 | (fs->group_desc[i].bg_flags & EXT2_BG_INODE_UNINIT))) { | |
428 | retval = zero_blocks(fs, blk, num, 0, &blk, &num); | |
429 | if (retval) { | |
430 | fprintf(stderr, _("\nCould not write %d " | |
431 | "blocks in inode table starting at %u: %s\n"), | |
432 | num, blk, error_message(retval)); | |
433 | exit(1); | |
434 | } | |
19c78dc0 | 435 | } |
7d5633cf TT |
436 | if (sync_kludge) { |
437 | if (sync_kludge == 1) | |
438 | sync(); | |
439 | else if ((i % sync_kludge) == 0) | |
440 | sync(); | |
441 | } | |
3839e657 | 442 | } |
16ed5b3a TT |
443 | zero_blocks(0, 0, 0, 0, 0, 0); |
444 | progress_close(&progress); | |
3839e657 TT |
445 | } |
446 | ||
f5fa2007 TT |
447 | static void setup_lazy_bg(ext2_filsys fs) |
448 | { | |
449 | dgrp_t i; | |
450 | int blks; | |
451 | struct ext2_super_block *sb = fs->super; | |
452 | struct ext2_group_desc *bg = fs->group_desc; | |
453 | ||
454 | if (EXT2_HAS_COMPAT_FEATURE(fs->super, | |
455 | EXT2_FEATURE_COMPAT_LAZY_BG)) { | |
456 | for (i = 0; i < fs->group_desc_count; i++, bg++) { | |
457 | if ((i == 0) || | |
458 | (i == fs->group_desc_count-1)) | |
459 | continue; | |
460 | if (bg->bg_free_inodes_count == | |
461 | sb->s_inodes_per_group) { | |
462 | bg->bg_free_inodes_count = 0; | |
463 | bg->bg_flags |= EXT2_BG_INODE_UNINIT; | |
464 | sb->s_free_inodes_count -= | |
465 | sb->s_inodes_per_group; | |
466 | } | |
467 | blks = ext2fs_super_and_bgd_loc(fs, i, 0, 0, 0, 0); | |
468 | if (bg->bg_free_blocks_count == blks) { | |
469 | bg->bg_free_blocks_count = 0; | |
470 | bg->bg_flags |= EXT2_BG_BLOCK_UNINIT; | |
471 | sb->s_free_blocks_count -= blks; | |
472 | } | |
473 | } | |
474 | } | |
475 | } | |
476 | ||
477 | ||
3839e657 TT |
478 | static void create_root_dir(ext2_filsys fs) |
479 | { | |
5113a6e3 | 480 | errcode_t retval; |
f3db3566 | 481 | struct ext2_inode inode; |
5113a6e3 | 482 | __u32 uid, gid; |
3839e657 TT |
483 | |
484 | retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0); | |
485 | if (retval) { | |
d9c56d3c | 486 | com_err("ext2fs_mkdir", retval, _("while creating root dir")); |
3839e657 TT |
487 | exit(1); |
488 | } | |
f3db3566 TT |
489 | if (geteuid()) { |
490 | retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode); | |
491 | if (retval) { | |
492 | com_err("ext2fs_read_inode", retval, | |
d9c56d3c | 493 | _("while reading root inode")); |
f3db3566 TT |
494 | exit(1); |
495 | } | |
5113a6e3 ES |
496 | uid = getuid(); |
497 | inode.i_uid = uid; | |
498 | inode.i_uid_high = uid >> 16; | |
499 | if (uid) { | |
500 | gid = getgid(); | |
501 | inode.i_gid = gid; | |
502 | inode.i_gid_high = gid >> 16; | |
503 | } | |
e27b4563 | 504 | retval = ext2fs_write_new_inode(fs, EXT2_ROOT_INO, &inode); |
f3db3566 TT |
505 | if (retval) { |
506 | com_err("ext2fs_write_inode", retval, | |
d9c56d3c | 507 | _("while setting root inode ownership")); |
f3db3566 TT |
508 | exit(1); |
509 | } | |
510 | } | |
3839e657 TT |
511 | } |
512 | ||
513 | static void create_lost_and_found(ext2_filsys fs) | |
514 | { | |
515 | errcode_t retval; | |
dfcdc32f | 516 | ext2_ino_t ino; |
3839e657 TT |
517 | const char *name = "lost+found"; |
518 | int i; | |
50787ea2 | 519 | int lpf_size = 0; |
3839e657 | 520 | |
6a525069 | 521 | fs->umask = 077; |
3839e657 TT |
522 | retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name); |
523 | if (retval) { | |
d9c56d3c TT |
524 | com_err("ext2fs_mkdir", retval, |
525 | _("while creating /lost+found")); | |
3839e657 TT |
526 | exit(1); |
527 | } | |
528 | ||
529 | retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino); | |
530 | if (retval) { | |
d9c56d3c TT |
531 | com_err("ext2_lookup", retval, |
532 | _("while looking up /lost+found")); | |
3839e657 TT |
533 | exit(1); |
534 | } | |
535 | ||
536 | for (i=1; i < EXT2_NDIR_BLOCKS; i++) { | |
50787ea2 TT |
537 | if ((lpf_size += fs->blocksize) >= 16*1024) |
538 | break; | |
3839e657 TT |
539 | retval = ext2fs_expand_dir(fs, ino); |
540 | if (retval) { | |
541 | com_err("ext2fs_expand_dir", retval, | |
d9c56d3c | 542 | _("while expanding /lost+found")); |
3839e657 TT |
543 | exit(1); |
544 | } | |
6a525069 | 545 | } |
3839e657 TT |
546 | } |
547 | ||
548 | static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list) | |
549 | { | |
550 | errcode_t retval; | |
551 | ||
f3db3566 | 552 | ext2fs_mark_inode_bitmap(fs->inode_map, EXT2_BAD_INO); |
3839e657 TT |
553 | fs->group_desc[0].bg_free_inodes_count--; |
554 | fs->super->s_free_inodes_count--; | |
555 | retval = ext2fs_update_bb_inode(fs, bb_list); | |
556 | if (retval) { | |
557 | com_err("ext2fs_update_bb_inode", retval, | |
d9c56d3c | 558 | _("while setting bad block inode")); |
3839e657 TT |
559 | exit(1); |
560 | } | |
561 | ||
562 | } | |
563 | ||
564 | static void reserve_inodes(ext2_filsys fs) | |
565 | { | |
dfcdc32f TT |
566 | ext2_ino_t i; |
567 | int group; | |
3839e657 | 568 | |
7f88b043 | 569 | for (i = EXT2_ROOT_INO + 1; i < EXT2_FIRST_INODE(fs->super); i++) { |
f3db3566 | 570 | ext2fs_mark_inode_bitmap(fs->inode_map, i); |
3839e657 TT |
571 | group = ext2fs_group_of_ino(fs, i); |
572 | fs->group_desc[group].bg_free_inodes_count--; | |
573 | fs->super->s_free_inodes_count--; | |
574 | } | |
575 | ext2fs_mark_ib_dirty(fs); | |
576 | } | |
577 | ||
756df353 | 578 | #define BSD_DISKMAGIC (0x82564557UL) /* The disk magic number */ |
7ef3bb83 | 579 | #define BSD_MAGICDISK (0x57455682UL) /* The disk magic number reversed */ |
756df353 | 580 | #define BSD_LABEL_OFFSET 64 |
756df353 | 581 | |
04a96857 | 582 | static void zap_sector(ext2_filsys fs, int sect, int nsect) |
f3db3566 | 583 | { |
3f85f65c | 584 | char *buf; |
f3db3566 | 585 | int retval; |
756df353 | 586 | unsigned int *magic; |
f3db3566 | 587 | |
3f85f65c | 588 | buf = malloc(512*nsect); |
568101f7 | 589 | if (!buf) { |
4ea7bd04 TT |
590 | printf(_("Out of memory erasing sectors %d-%d\n"), |
591 | sect, sect + nsect - 1); | |
568101f7 AD |
592 | exit(1); |
593 | } | |
756df353 | 594 | |
7ef3bb83 TT |
595 | if (sect == 0) { |
596 | /* Check for a BSD disklabel, and don't erase it if so */ | |
597 | retval = io_channel_read_blk(fs->io, 0, -512, buf); | |
598 | if (retval) | |
599 | fprintf(stderr, | |
600 | _("Warning: could not read block 0: %s\n"), | |
601 | error_message(retval)); | |
602 | else { | |
603 | magic = (unsigned int *) (buf + BSD_LABEL_OFFSET); | |
604 | if ((*magic == BSD_DISKMAGIC) || | |
605 | (*magic == BSD_MAGICDISK)) | |
606 | return; | |
607 | } | |
756df353 | 608 | } |
756df353 | 609 | |
7098810d | 610 | memset(buf, 0, 512*nsect); |
e41784eb | 611 | io_channel_set_blksize(fs->io, 512); |
04a96857 | 612 | retval = io_channel_write_blk(fs->io, sect, -512*nsect, buf); |
e41784eb | 613 | io_channel_set_blksize(fs->io, fs->blocksize); |
3f85f65c | 614 | free(buf); |
f3db3566 | 615 | if (retval) |
6693837e TT |
616 | fprintf(stderr, _("Warning: could not erase sector %d: %s\n"), |
617 | sect, error_message(retval)); | |
f3db3566 | 618 | } |
16ed5b3a TT |
619 | |
620 | static void create_journal_dev(ext2_filsys fs) | |
621 | { | |
622 | struct progress_struct progress; | |
623 | errcode_t retval; | |
624 | char *buf; | |
dc2ec525 TT |
625 | blk_t blk; |
626 | int count; | |
16ed5b3a | 627 | |
d6a27e00 TT |
628 | retval = ext2fs_create_journal_superblock(fs, |
629 | fs->super->s_blocks_count, 0, &buf); | |
630 | if (retval) { | |
631 | com_err("create_journal_dev", retval, | |
632 | _("while initializing journal superblock")); | |
633 | exit(1); | |
634 | } | |
16ed5b3a TT |
635 | if (quiet) |
636 | memset(&progress, 0, sizeof(progress)); | |
637 | else | |
638 | progress_init(&progress, _("Zeroing journal device: "), | |
639 | fs->super->s_blocks_count); | |
640 | ||
16ed5b3a TT |
641 | retval = zero_blocks(fs, 0, fs->super->s_blocks_count, |
642 | &progress, &blk, &count); | |
643 | if (retval) { | |
644 | com_err("create_journal_dev", retval, | |
14bbcbc3 | 645 | _("while zeroing journal device (block %u, count %d)"), |
16ed5b3a TT |
646 | blk, count); |
647 | exit(1); | |
648 | } | |
dc2ec525 TT |
649 | zero_blocks(0, 0, 0, 0, 0, 0); |
650 | ||
dc2ec525 TT |
651 | retval = io_channel_write_blk(fs->io, |
652 | fs->super->s_first_data_block+1, | |
653 | 1, buf); | |
16ed5b3a TT |
654 | if (retval) { |
655 | com_err("create_journal_dev", retval, | |
656 | _("while writing journal superblock")); | |
657 | exit(1); | |
658 | } | |
659 | progress_close(&progress); | |
660 | } | |
f3db3566 | 661 | |
3839e657 TT |
662 | static void show_stats(ext2_filsys fs) |
663 | { | |
ef9abe5f | 664 | struct ext2_super_block *s = fs->super; |
1e3472c5 | 665 | char buf[80]; |
63253946 | 666 | char *os; |
3839e657 | 667 | blk_t group_block; |
54434927 TT |
668 | dgrp_t i; |
669 | int need, col_left; | |
3839e657 | 670 | |
9b9a780f | 671 | if (fs_param.s_blocks_count != s->s_blocks_count) |
8deb80a5 | 672 | fprintf(stderr, _("warning: %u blocks unused.\n\n"), |
9b9a780f | 673 | fs_param.s_blocks_count - s->s_blocks_count); |
50787ea2 TT |
674 | |
675 | memset(buf, 0, sizeof(buf)); | |
676 | strncpy(buf, s->s_volume_name, sizeof(s->s_volume_name)); | |
d9c56d3c | 677 | printf(_("Filesystem label=%s\n"), buf); |
54434927 | 678 | fputs(_("OS type: "), stdout); |
63253946 TT |
679 | os = e2p_os2string(fs->super->s_creator_os); |
680 | fputs(os, stdout); | |
681 | free(os); | |
50787ea2 | 682 | printf("\n"); |
d9c56d3c | 683 | printf(_("Block size=%u (log=%u)\n"), fs->blocksize, |
50787ea2 | 684 | s->s_log_block_size); |
d9c56d3c | 685 | printf(_("Fragment size=%u (log=%u)\n"), fs->fragsize, |
50787ea2 | 686 | s->s_log_frag_size); |
d9c56d3c | 687 | printf(_("%u inodes, %u blocks\n"), s->s_inodes_count, |
3839e657 | 688 | s->s_blocks_count); |
d9c56d3c | 689 | printf(_("%u blocks (%2.2f%%) reserved for the super user\n"), |
3839e657 TT |
690 | s->s_r_blocks_count, |
691 | 100.0 * s->s_r_blocks_count / s->s_blocks_count); | |
d9c56d3c | 692 | printf(_("First data block=%u\n"), s->s_first_data_block); |
d323f8fb TT |
693 | if (s->s_reserved_gdt_blocks) |
694 | printf(_("Maximum filesystem blocks=%lu\n"), | |
695 | (s->s_reserved_gdt_blocks + fs->desc_blocks) * | |
696 | (fs->blocksize / sizeof(struct ext2_group_desc)) * | |
697 | s->s_blocks_per_group); | |
d9c56d3c | 698 | if (fs->group_desc_count > 1) |
c8c071a0 | 699 | printf(_("%u block groups\n"), fs->group_desc_count); |
d9c56d3c | 700 | else |
c8c071a0 | 701 | printf(_("%u block group\n"), fs->group_desc_count); |
d9c56d3c | 702 | printf(_("%u blocks per group, %u fragments per group\n"), |
3839e657 | 703 | s->s_blocks_per_group, s->s_frags_per_group); |
d9c56d3c | 704 | printf(_("%u inodes per group\n"), s->s_inodes_per_group); |
3839e657 TT |
705 | |
706 | if (fs->group_desc_count == 1) { | |
707 | printf("\n"); | |
708 | return; | |
709 | } | |
d323f8fb | 710 | |
d9c56d3c | 711 | printf(_("Superblock backups stored on blocks: ")); |
3839e657 TT |
712 | group_block = s->s_first_data_block; |
713 | col_left = 0; | |
714 | for (i = 1; i < fs->group_desc_count; i++) { | |
715 | group_block += s->s_blocks_per_group; | |
521e3685 TT |
716 | if (!ext2fs_bg_has_super(fs, i)) |
717 | continue; | |
7671433a TT |
718 | if (i != 1) |
719 | printf(", "); | |
6733c2fd | 720 | need = int_log10(group_block) + 2; |
1dde43f0 | 721 | if (need > col_left) { |
3839e657 | 722 | printf("\n\t"); |
1dde43f0 | 723 | col_left = 72; |
3839e657 | 724 | } |
1dde43f0 | 725 | col_left -= need; |
a418d3ad | 726 | printf("%u", group_block); |
3839e657 TT |
727 | } |
728 | printf("\n\n"); | |
729 | } | |
730 | ||
1e3472c5 TT |
731 | /* |
732 | * Set the S_CREATOR_OS field. Return true if OS is known, | |
733 | * otherwise, 0. | |
734 | */ | |
735 | static int set_os(struct ext2_super_block *sb, char *os) | |
736 | { | |
737 | if (isdigit (*os)) | |
738 | sb->s_creator_os = atoi (os); | |
739 | else if (strcasecmp(os, "linux") == 0) | |
740 | sb->s_creator_os = EXT2_OS_LINUX; | |
741 | else if (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0) | |
742 | sb->s_creator_os = EXT2_OS_HURD; | |
743 | else if (strcasecmp(os, "masix") == 0) | |
744 | sb->s_creator_os = EXT2_OS_MASIX; | |
ea1e8f47 TT |
745 | else if (strcasecmp(os, "freebsd") == 0) |
746 | sb->s_creator_os = EXT2_OS_FREEBSD; | |
747 | else if (strcasecmp(os, "lites") == 0) | |
748 | sb->s_creator_os = EXT2_OS_LITES; | |
1e3472c5 TT |
749 | else |
750 | return 0; | |
751 | return 1; | |
752 | } | |
753 | ||
a418d3ad TT |
754 | #define PATH_SET "PATH=/sbin" |
755 | ||
c6a44136 TT |
756 | static void parse_extended_opts(struct ext2_super_block *param, |
757 | const char *opts) | |
a29f4d30 TT |
758 | { |
759 | char *buf, *token, *next, *p, *arg; | |
760 | int len; | |
d323f8fb | 761 | int r_usage = 0; |
a29f4d30 TT |
762 | |
763 | len = strlen(opts); | |
764 | buf = malloc(len+1); | |
765 | if (!buf) { | |
d323f8fb TT |
766 | fprintf(stderr, |
767 | _("Couldn't allocate memory to parse options!\n")); | |
a29f4d30 TT |
768 | exit(1); |
769 | } | |
770 | strcpy(buf, opts); | |
771 | for (token = buf; token && *token; token = next) { | |
772 | p = strchr(token, ','); | |
773 | next = 0; | |
774 | if (p) { | |
775 | *p = 0; | |
776 | next = p+1; | |
d323f8fb | 777 | } |
a29f4d30 TT |
778 | arg = strchr(token, '='); |
779 | if (arg) { | |
780 | *arg = 0; | |
781 | arg++; | |
782 | } | |
783 | if (strcmp(token, "stride") == 0) { | |
784 | if (!arg) { | |
d323f8fb | 785 | r_usage++; |
a29f4d30 TT |
786 | continue; |
787 | } | |
788 | fs_stride = strtoul(arg, &p, 0); | |
789 | if (*p || (fs_stride == 0)) { | |
d9c56d3c | 790 | fprintf(stderr, |
f37ab68a TT |
791 | _("Invalid stride parameter: %s\n"), |
792 | arg); | |
d323f8fb TT |
793 | r_usage++; |
794 | continue; | |
795 | } | |
796 | } else if (!strcmp(token, "resize")) { | |
c6a44136 TT |
797 | unsigned long resize, bpg, rsv_groups; |
798 | unsigned long group_desc_count, desc_blocks; | |
799 | unsigned int gdpb, blocksize; | |
800 | int rsv_gdb; | |
d323f8fb TT |
801 | |
802 | if (!arg) { | |
803 | r_usage++; | |
a29f4d30 TT |
804 | continue; |
805 | } | |
d323f8fb | 806 | |
55f4cbd9 TT |
807 | resize = parse_num_blocks(arg, |
808 | param->s_log_block_size); | |
d323f8fb TT |
809 | |
810 | if (resize == 0) { | |
55f4cbd9 TT |
811 | fprintf(stderr, |
812 | _("Invalid resize parameter: %s\n"), | |
813 | arg); | |
d323f8fb TT |
814 | r_usage++; |
815 | continue; | |
816 | } | |
c6a44136 TT |
817 | if (resize <= param->s_blocks_count) { |
818 | fprintf(stderr, | |
f37ab68a TT |
819 | _("The resize maximum must be greater " |
820 | "than the filesystem size.\n")); | |
c6a44136 TT |
821 | r_usage++; |
822 | continue; | |
823 | } | |
d323f8fb | 824 | |
c6a44136 TT |
825 | blocksize = EXT2_BLOCK_SIZE(param); |
826 | bpg = param->s_blocks_per_group; | |
827 | if (!bpg) | |
828 | bpg = blocksize * 8; | |
829 | gdpb = blocksize / sizeof(struct ext2_group_desc); | |
69022e02 TT |
830 | group_desc_count = |
831 | ext2fs_div_ceil(param->s_blocks_count, bpg); | |
c6a44136 TT |
832 | desc_blocks = (group_desc_count + |
833 | gdpb - 1) / gdpb; | |
69022e02 TT |
834 | rsv_groups = ext2fs_div_ceil(resize, bpg); |
835 | rsv_gdb = ext2fs_div_ceil(rsv_groups, gdpb) - | |
c6a44136 | 836 | desc_blocks; |
9b9a780f | 837 | if (rsv_gdb > (int) EXT2_ADDR_PER_BLOCK(param)) |
c6a44136 TT |
838 | rsv_gdb = EXT2_ADDR_PER_BLOCK(param); |
839 | ||
840 | if (rsv_gdb > 0) { | |
b290d2dc TT |
841 | if (param->s_rev_level == EXT2_GOOD_OLD_REV) { |
842 | fprintf(stderr, | |
843 | _("On-line resizing not supported with revision 0 filesystems\n")); | |
844 | exit(1); | |
845 | } | |
c6a44136 TT |
846 | param->s_feature_compat |= |
847 | EXT2_FEATURE_COMPAT_RESIZE_INODE; | |
848 | ||
849 | param->s_reserved_gdt_blocks = rsv_gdb; | |
850 | } | |
a29f4d30 | 851 | } else |
d323f8fb | 852 | r_usage++; |
a29f4d30 | 853 | } |
d323f8fb TT |
854 | if (r_usage) { |
855 | fprintf(stderr, _("\nBad options specified.\n\n" | |
bb145b01 | 856 | "Extended options are separated by commas, " |
a29f4d30 TT |
857 | "and may take an argument which\n" |
858 | "\tis set off by an equals ('=') sign.\n\n" | |
bb145b01 | 859 | "Valid extended options are:\n" |
d323f8fb TT |
860 | "\tstride=<stride length in blocks>\n" |
861 | "\tresize=<resize maximum size in blocks>\n\n")); | |
a29f4d30 TT |
862 | exit(1); |
863 | } | |
864 | } | |
865 | ||
896938d5 | 866 | static __u32 ok_features[3] = { |
843049c4 | 867 | EXT3_FEATURE_COMPAT_HAS_JOURNAL | |
d323f8fb | 868 | EXT2_FEATURE_COMPAT_RESIZE_INODE | |
f5fa2007 TT |
869 | EXT2_FEATURE_COMPAT_DIR_INDEX | |
870 | EXT2_FEATURE_COMPAT_LAZY_BG, /* Compat */ | |
16ed5b3a | 871 | EXT2_FEATURE_INCOMPAT_FILETYPE| /* Incompat */ |
c046ac7f TT |
872 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV| |
873 | EXT2_FEATURE_INCOMPAT_META_BG, | |
896938d5 TT |
874 | EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER /* R/O compat */ |
875 | }; | |
a29f4d30 TT |
876 | |
877 | ||
9dc6ad1e TT |
878 | static void syntax_err_report(const char *filename, long err, int line_num) |
879 | { | |
880 | fprintf(stderr, | |
881 | _("Syntax error in mke2fs config file (%s, line #%d)\n\t%s\n"), | |
882 | filename, line_num, error_message(err)); | |
883 | exit(1); | |
884 | } | |
885 | ||
abcfdfda | 886 | static const char *config_fn[] = { ROOT_SYSCONFDIR "/mke2fs.conf", 0 }; |
9dc6ad1e TT |
887 | |
888 | static void edit_feature(const char *str, __u32 *compat_array) | |
889 | { | |
890 | if (!str) | |
891 | return; | |
892 | ||
893 | if (e2p_edit_feature(str, compat_array, ok_features)) { | |
894 | fprintf(stderr, _("Invalid filesystem option set: %s\n"), | |
895 | str); | |
896 | exit(1); | |
897 | } | |
898 | } | |
899 | ||
3839e657 TT |
900 | static void PRS(int argc, char *argv[]) |
901 | { | |
c5290fae | 902 | int b, c; |
4a600566 | 903 | int size; |
9dc6ad1e | 904 | char *tmp, *tmp2; |
4a600566 TT |
905 | int blocksize = 0; |
906 | int inode_ratio = 0; | |
932a489c | 907 | int inode_size = 0; |
ce911145 | 908 | double reserved_ratio = 5.0; |
93d5c387 | 909 | int sector_size = 0; |
1e6e4c5e | 910 | int show_version_only = 0; |
f3358643 | 911 | __u64 num_inodes = 0; /* u64 to catch too-large input */ |
a418d3ad | 912 | errcode_t retval; |
4a600566 | 913 | char * oldpath = getenv("PATH"); |
c6a44136 | 914 | char * extended_opts = 0; |
4ea7bd04 | 915 | const char * fs_type = 0; |
4a600566 | 916 | blk_t dev_size; |
756df353 | 917 | #ifdef __linux__ |
4a600566 | 918 | struct utsname ut; |
2740156b | 919 | #endif |
31e29a12 | 920 | long sysval; |
9dc6ad1e TT |
921 | int s_opt = -1, r_opt = -1; |
922 | char *fs_features = 0; | |
923 | int use_bsize; | |
642935c0 TT |
924 | char *newpath; |
925 | int pathlen = sizeof(PATH_SET) + 1; | |
926 | ||
927 | if (oldpath) | |
928 | pathlen += strlen(oldpath); | |
929 | newpath = malloc(pathlen); | |
930 | strcpy(newpath, PATH_SET); | |
14bbcbc3 | 931 | |
3839e657 | 932 | /* Update our PATH to include /sbin */ |
a418d3ad | 933 | if (oldpath) { |
a418d3ad TT |
934 | strcat (newpath, ":"); |
935 | strcat (newpath, oldpath); | |
642935c0 TT |
936 | } |
937 | putenv (newpath); | |
3839e657 | 938 | |
16ed5b3a TT |
939 | tmp = getenv("MKE2FS_SYNC"); |
940 | if (tmp) | |
941 | sync_kludge = atoi(tmp); | |
31e29a12 TT |
942 | |
943 | /* Determine the system page size if possible */ | |
944 | #ifdef HAVE_SYSCONF | |
945 | #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE)) | |
946 | #define _SC_PAGESIZE _SC_PAGE_SIZE | |
947 | #endif | |
948 | #ifdef _SC_PAGESIZE | |
949 | sysval = sysconf(_SC_PAGESIZE); | |
aab6fe73 | 950 | if (sysval > 0) |
31e29a12 TT |
951 | sys_page_size = sysval; |
952 | #endif /* _SC_PAGESIZE */ | |
953 | #endif /* HAVE_SYSCONF */ | |
9dc6ad1e TT |
954 | |
955 | if ((tmp = getenv("MKE2FS_CONFIG")) != NULL) | |
956 | config_fn[0] = tmp; | |
957 | profile_set_syntax_err_cb(syntax_err_report); | |
958 | profile_init(config_fn, &profile); | |
16ed5b3a | 959 | |
3839e657 TT |
960 | setbuf(stdout, NULL); |
961 | setbuf(stderr, NULL); | |
a6d8302b TT |
962 | add_error_table(&et_ext2_error_table); |
963 | add_error_table(&et_prof_error_table); | |
9b9a780f TT |
964 | memset(&fs_param, 0, sizeof(struct ext2_super_block)); |
965 | fs_param.s_rev_level = 1; /* Create revision 1 filesystems now */ | |
843049c4 | 966 | |
756df353 | 967 | #ifdef __linux__ |
14bbcbc3 TT |
968 | if (uname(&ut)) { |
969 | perror("uname"); | |
970 | exit(1); | |
971 | } | |
d99225ec | 972 | linux_version_code = parse_version_number(ut.release); |
9dc6ad1e | 973 | if (linux_version_code && linux_version_code < (2*65536 + 2*256)) |
9b9a780f | 974 | fs_param.s_rev_level = 0; |
14bbcbc3 | 975 | #endif |
0072f8de AD |
976 | |
977 | if (argc && *argv) { | |
978 | program_name = get_progname(*argv); | |
979 | ||
980 | /* If called as mkfs.ext3, create a journal inode */ | |
981 | if (!strcmp(program_name, "mkfs.ext3")) | |
982 | journal_size = -1; | |
983 | } | |
984 | ||
1e3472c5 | 985 | while ((c = getopt (argc, argv, |
2524785d | 986 | "b:cf:g:i:jl:m:no:qr:s:tvE:FI:J:L:M:N:O:R:ST:V")) != EOF) { |
3839e657 TT |
987 | switch (c) { |
988 | case 'b': | |
c5290fae TT |
989 | blocksize = strtol(optarg, &tmp, 0); |
990 | b = (blocksize > 0) ? blocksize : -blocksize; | |
991 | if (b < EXT2_MIN_BLOCK_SIZE || | |
992 | b > EXT2_MAX_BLOCK_SIZE || *tmp) { | |
d9c56d3c | 993 | com_err(program_name, 0, |
f37ab68a | 994 | _("invalid block size - %s"), optarg); |
3839e657 TT |
995 | exit(1); |
996 | } | |
932a489c AD |
997 | if (blocksize > 4096) |
998 | fprintf(stderr, _("Warning: blocksize %d not " | |
999 | "usable on most systems.\n"), | |
1000 | blocksize); | |
c5290fae | 1001 | if (blocksize > 0) |
9b9a780f | 1002 | fs_param.s_log_block_size = |
c5290fae TT |
1003 | int_log2(blocksize >> |
1004 | EXT2_MIN_BLOCK_LOG_SIZE); | |
3839e657 | 1005 | break; |
b10fd5e8 TT |
1006 | case 'c': /* Check for bad blocks */ |
1007 | case 't': /* deprecated */ | |
3ed57c27 | 1008 | cflag++; |
3839e657 TT |
1009 | break; |
1010 | case 'f': | |
1011 | size = strtoul(optarg, &tmp, 0); | |
932a489c AD |
1012 | if (size < EXT2_MIN_BLOCK_SIZE || |
1013 | size > EXT2_MAX_BLOCK_SIZE || *tmp) { | |
d9c56d3c | 1014 | com_err(program_name, 0, |
bb145b01 | 1015 | _("invalid fragment size - %s"), |
3839e657 TT |
1016 | optarg); |
1017 | exit(1); | |
1018 | } | |
9b9a780f | 1019 | fs_param.s_log_frag_size = |
6733c2fd | 1020 | int_log2(size >> EXT2_MIN_BLOCK_LOG_SIZE); |
6693837e | 1021 | fprintf(stderr, _("Warning: fragments not supported. " |
d9c56d3c | 1022 | "Ignoring -f option\n")); |
3839e657 TT |
1023 | break; |
1024 | case 'g': | |
9b9a780f | 1025 | fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0); |
f3db3566 TT |
1026 | if (*tmp) { |
1027 | com_err(program_name, 0, | |
d9c56d3c | 1028 | _("Illegal number for blocks per group")); |
f3db3566 TT |
1029 | exit(1); |
1030 | } | |
9b9a780f | 1031 | if ((fs_param.s_blocks_per_group % 8) != 0) { |
f3db3566 | 1032 | com_err(program_name, 0, |
d9c56d3c | 1033 | _("blocks per group must be multiple of 8")); |
3839e657 TT |
1034 | exit(1); |
1035 | } | |
1036 | break; | |
1037 | case 'i': | |
1038 | inode_ratio = strtoul(optarg, &tmp, 0); | |
932a489c AD |
1039 | if (inode_ratio < EXT2_MIN_BLOCK_SIZE || |
1040 | inode_ratio > EXT2_MAX_BLOCK_SIZE * 1024 || | |
3839e657 | 1041 | *tmp) { |
d9c56d3c | 1042 | com_err(program_name, 0, |
bb145b01 | 1043 | _("invalid inode ratio %s (min %d/max %d)"), |
932a489c AD |
1044 | optarg, EXT2_MIN_BLOCK_SIZE, |
1045 | EXT2_MAX_BLOCK_SIZE); | |
3839e657 TT |
1046 | exit(1); |
1047 | } | |
1048 | break; | |
dc2ec525 TT |
1049 | case 'J': |
1050 | parse_journal_opts(optarg); | |
1051 | break; | |
85ef4ae8 | 1052 | case 'j': |
dc2ec525 TT |
1053 | if (!journal_size) |
1054 | journal_size = -1; | |
8ddaa66b | 1055 | break; |
3839e657 | 1056 | case 'l': |
f3db3566 TT |
1057 | bad_blocks_filename = malloc(strlen(optarg)+1); |
1058 | if (!bad_blocks_filename) { | |
1059 | com_err(program_name, ENOMEM, | |
d9c56d3c | 1060 | _("in malloc for bad_blocks_filename")); |
f3db3566 TT |
1061 | exit(1); |
1062 | } | |
1063 | strcpy(bad_blocks_filename, optarg); | |
3839e657 TT |
1064 | break; |
1065 | case 'm': | |
ce911145 | 1066 | reserved_ratio = strtod(optarg, &tmp); |
3839e657 TT |
1067 | if (reserved_ratio > 50 || *tmp) { |
1068 | com_err(program_name, 0, | |
bb145b01 | 1069 | _("invalid reserved blocks percent - %s"), |
3839e657 TT |
1070 | optarg); |
1071 | exit(1); | |
1072 | } | |
1073 | break; | |
50787ea2 TT |
1074 | case 'n': |
1075 | noaction++; | |
1076 | break; | |
1e3472c5 TT |
1077 | case 'o': |
1078 | creator_os = optarg; | |
1079 | break; | |
2524785d AD |
1080 | case 'q': |
1081 | quiet = 1; | |
1082 | break; | |
7f88b043 | 1083 | case 'r': |
9dc6ad1e | 1084 | r_opt = strtoul(optarg, &tmp, 0); |
2524785d AD |
1085 | if (*tmp) { |
1086 | com_err(program_name, 0, | |
1087 | _("bad revision level - %s"), optarg); | |
1088 | exit(1); | |
1089 | } | |
9dc6ad1e | 1090 | fs_param.s_rev_level = r_opt; |
7f88b043 | 1091 | break; |
b10fd5e8 | 1092 | case 's': /* deprecated */ |
9dc6ad1e | 1093 | s_opt = atoi(optarg); |
521e3685 | 1094 | break; |
7f88b043 | 1095 | case 'I': |
932a489c AD |
1096 | inode_size = strtoul(optarg, &tmp, 0); |
1097 | if (*tmp) { | |
1098 | com_err(program_name, 0, | |
bb145b01 | 1099 | _("invalid inode size - %s"), optarg); |
932a489c AD |
1100 | exit(1); |
1101 | } | |
7f88b043 | 1102 | break; |
3839e657 TT |
1103 | case 'v': |
1104 | verbose = 1; | |
1105 | break; | |
74becf3c | 1106 | case 'F': |
c16e610c | 1107 | force++; |
74becf3c | 1108 | break; |
1e3472c5 TT |
1109 | case 'L': |
1110 | volume_label = optarg; | |
1111 | break; | |
1112 | case 'M': | |
1113 | mount_dir = optarg; | |
1114 | break; | |
2524785d AD |
1115 | case 'N': |
1116 | num_inodes = strtoul(optarg, &tmp, 0); | |
1117 | if (*tmp) { | |
1118 | com_err(program_name, 0, | |
1119 | _("bad num inodes - %s"), optarg); | |
1120 | exit(1); | |
1121 | } | |
1122 | break; | |
896938d5 | 1123 | case 'O': |
9dc6ad1e | 1124 | fs_features = optarg; |
896938d5 | 1125 | break; |
c6a44136 | 1126 | case 'E': |
a29f4d30 | 1127 | case 'R': |
c6a44136 | 1128 | extended_opts = optarg; |
a29f4d30 | 1129 | break; |
f3db3566 TT |
1130 | case 'S': |
1131 | super_only = 1; | |
1132 | break; | |
50787ea2 TT |
1133 | case 'T': |
1134 | fs_type = optarg; | |
1135 | break; | |
818180cd TT |
1136 | case 'V': |
1137 | /* Print version number and exit */ | |
1e6e4c5e TT |
1138 | show_version_only++; |
1139 | break; | |
3839e657 TT |
1140 | default: |
1141 | usage(); | |
1142 | } | |
3839e657 | 1143 | } |
55f4cbd9 | 1144 | if ((optind == argc) && !show_version_only) |
3839e657 | 1145 | usage(); |
55f4cbd9 | 1146 | device_name = argv[optind++]; |
a418d3ad | 1147 | |
1e6e4c5e | 1148 | if (!quiet || show_version_only) |
3879857e TT |
1149 | fprintf (stderr, "mke2fs %s (%s)\n", E2FSPROGS_VERSION, |
1150 | E2FSPROGS_DATE); | |
1151 | ||
1e6e4c5e TT |
1152 | if (show_version_only) { |
1153 | fprintf(stderr, _("\tUsing %s\n"), | |
1154 | error_message(EXT2_ET_BASE)); | |
1155 | exit(0); | |
1156 | } | |
1157 | ||
77dc4eb0 TT |
1158 | /* |
1159 | * If there's no blocksize specified and there is a journal | |
1160 | * device, use it to figure out the blocksize | |
1161 | */ | |
c5290fae | 1162 | if (blocksize <= 0 && journal_device) { |
77dc4eb0 | 1163 | ext2_filsys jfs; |
a7ccdff8 | 1164 | io_manager io_ptr; |
77dc4eb0 | 1165 | |
a7ccdff8 TT |
1166 | #ifdef CONFIG_TESTIO_DEBUG |
1167 | io_ptr = test_io_manager; | |
1168 | test_io_backing_manager = unix_io_manager; | |
1169 | #else | |
1170 | io_ptr = unix_io_manager; | |
1171 | #endif | |
77dc4eb0 TT |
1172 | retval = ext2fs_open(journal_device, |
1173 | EXT2_FLAG_JOURNAL_DEV_OK, 0, | |
a7ccdff8 | 1174 | 0, io_ptr, &jfs); |
77dc4eb0 TT |
1175 | if (retval) { |
1176 | com_err(program_name, retval, | |
1177 | _("while trying to open journal device %s\n"), | |
1178 | journal_device); | |
1179 | exit(1); | |
1180 | } | |
54434927 | 1181 | if ((blocksize < 0) && (jfs->blocksize < (unsigned) (-blocksize))) { |
c5290fae | 1182 | com_err(program_name, 0, |
ddc32a04 | 1183 | _("Journal dev blocksize (%d) smaller than " |
c5290fae TT |
1184 | "minimum blocksize %d\n"), jfs->blocksize, |
1185 | -blocksize); | |
1186 | exit(1); | |
1187 | } | |
77dc4eb0 | 1188 | blocksize = jfs->blocksize; |
9b9a780f | 1189 | fs_param.s_log_block_size = |
77dc4eb0 TT |
1190 | int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); |
1191 | ext2fs_close(jfs); | |
1192 | } | |
dc2ec525 | 1193 | |
31e29a12 | 1194 | if (blocksize > sys_page_size) { |
932a489c AD |
1195 | if (!force) { |
1196 | com_err(program_name, 0, | |
1197 | _("%d-byte blocks too big for system (max %d)"), | |
31e29a12 | 1198 | blocksize, sys_page_size); |
932a489c AD |
1199 | proceed_question(); |
1200 | } | |
1201 | fprintf(stderr, _("Warning: %d-byte blocks too big for system " | |
1202 | "(max %d), forced to continue\n"), | |
31e29a12 | 1203 | blocksize, sys_page_size); |
932a489c | 1204 | } |
55f4cbd9 | 1205 | if (optind < argc) { |
9b9a780f TT |
1206 | fs_param.s_blocks_count = parse_num_blocks(argv[optind++], |
1207 | fs_param.s_log_block_size); | |
1208 | if (!fs_param.s_blocks_count) { | |
f37ab68a | 1209 | com_err(program_name, 0, _("invalid blocks count - %s"), |
55f4cbd9 TT |
1210 | argv[optind - 1]); |
1211 | exit(1); | |
1212 | } | |
1213 | } | |
1214 | if (optind < argc) | |
1215 | usage(); | |
1216 | ||
74becf3c | 1217 | if (!force) |
8ddaa66b | 1218 | check_plausibility(device_name); |
63985320 | 1219 | check_mount(device_name, force, _("filesystem")); |
a418d3ad | 1220 | |
9b9a780f | 1221 | fs_param.s_log_frag_size = fs_param.s_log_block_size; |
3839e657 | 1222 | |
9b9a780f TT |
1223 | if (noaction && fs_param.s_blocks_count) { |
1224 | dev_size = fs_param.s_blocks_count; | |
50787ea2 | 1225 | retval = 0; |
20953129 TT |
1226 | } else { |
1227 | retry: | |
50787ea2 | 1228 | retval = ext2fs_get_device_size(device_name, |
9b9a780f | 1229 | EXT2_BLOCK_SIZE(&fs_param), |
50787ea2 | 1230 | &dev_size); |
20953129 TT |
1231 | if ((retval == EFBIG) && |
1232 | (blocksize == 0) && | |
9b9a780f TT |
1233 | (fs_param.s_log_block_size == 0)) { |
1234 | fs_param.s_log_block_size = 2; | |
20953129 TT |
1235 | blocksize = 4096; |
1236 | goto retry; | |
1237 | } | |
1238 | } | |
1239 | ||
a789d840 TT |
1240 | if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) { |
1241 | com_err(program_name, retval, | |
d9c56d3c | 1242 | _("while trying to determine filesystem size")); |
a789d840 TT |
1243 | exit(1); |
1244 | } | |
9b9a780f | 1245 | if (!fs_param.s_blocks_count) { |
a789d840 TT |
1246 | if (retval == EXT2_ET_UNIMPLEMENTED) { |
1247 | com_err(program_name, 0, | |
d9c56d3c | 1248 | _("Couldn't determine device size; you " |
a789d840 | 1249 | "must specify\nthe size of the " |
d9c56d3c | 1250 | "filesystem\n")); |
a418d3ad | 1251 | exit(1); |
26ab5315 TT |
1252 | } else { |
1253 | if (dev_size == 0) { | |
1254 | com_err(program_name, 0, | |
1255 | _("Device size reported to be zero. " | |
1256 | "Invalid partition specified, or\n\t" | |
1257 | "partition table wasn't reread " | |
1258 | "after running fdisk, due to\n\t" | |
1259 | "a modified partition being busy " | |
1260 | "and in use. You may need to reboot\n\t" | |
1261 | "to re-read your partition table.\n" | |
1262 | )); | |
1263 | exit(1); | |
1264 | } | |
9b9a780f TT |
1265 | fs_param.s_blocks_count = dev_size; |
1266 | if (sys_page_size > EXT2_BLOCK_SIZE(&fs_param)) | |
1267 | fs_param.s_blocks_count &= ~((sys_page_size / | |
1268 | EXT2_BLOCK_SIZE(&fs_param))-1); | |
26ab5315 TT |
1269 | } |
1270 | ||
9b9a780f | 1271 | } else if (!force && (fs_param.s_blocks_count > dev_size)) { |
a789d840 | 1272 | com_err(program_name, 0, |
c5290fae | 1273 | _("Filesystem larger than apparent device size.")); |
a789d840 | 1274 | proceed_question(); |
a418d3ad | 1275 | } |
3839e657 | 1276 | |
9dc6ad1e | 1277 | if (!fs_type) { |
d1b4b85c | 1278 | int megs = (__u64)fs_param.s_blocks_count * |
9dc6ad1e TT |
1279 | (EXT2_BLOCK_SIZE(&fs_param) / 1024) / 1024; |
1280 | ||
e066150a BB |
1281 | if (fs_param.s_feature_incompat & |
1282 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) | |
1283 | fs_type = "journal"; | |
1284 | else if (megs <= 3) | |
9dc6ad1e TT |
1285 | fs_type = "floppy"; |
1286 | else if (megs <= 512) | |
1287 | fs_type = "small"; | |
1288 | else | |
1289 | fs_type = "default"; | |
1290 | } | |
1291 | ||
1292 | /* Figure out what features should be enabled */ | |
1293 | ||
b290d2dc TT |
1294 | tmp = tmp2 = NULL; |
1295 | if (fs_param.s_rev_level != EXT2_GOOD_OLD_REV) { | |
1296 | profile_get_string(profile, "defaults", "base_features", 0, | |
a25d231a ES |
1297 | "sparse_super,filetype,resize_inode,dir_index", |
1298 | &tmp); | |
b290d2dc TT |
1299 | profile_get_string(profile, "fs_types", fs_type, |
1300 | "base_features", tmp, &tmp2); | |
1301 | edit_feature(tmp2, &fs_param.s_feature_compat); | |
1302 | free(tmp); | |
1303 | free(tmp2); | |
1304 | ||
1305 | tmp = tmp2 = NULL; | |
1306 | profile_get_string(profile, "defaults", "default_features", 0, | |
1307 | "", &tmp); | |
1308 | profile_get_string(profile, "fs_types", fs_type, | |
1309 | "default_features", tmp, &tmp2); | |
1310 | } | |
1311 | edit_feature(fs_features ? fs_features : tmp2, | |
1312 | &fs_param.s_feature_compat); | |
1313 | if (tmp) | |
1314 | free(tmp); | |
1315 | if (tmp2) | |
1316 | free(tmp2); | |
1317 | ||
1318 | if (r_opt == EXT2_GOOD_OLD_REV && | |
1319 | (fs_param.s_feature_compat || fs_param.s_feature_incompat || | |
1320 | fs_param.s_feature_incompat)) { | |
9dc6ad1e TT |
1321 | fprintf(stderr, _("Filesystem features not supported " |
1322 | "with revision 0 filesystems\n")); | |
1323 | exit(1); | |
1324 | } | |
1325 | ||
b290d2dc TT |
1326 | if (s_opt > 0) { |
1327 | if (r_opt == EXT2_GOOD_OLD_REV) { | |
1328 | fprintf(stderr, _("Sparse superblocks not supported " | |
1329 | "with revision 0 filesystems\n")); | |
1330 | exit(1); | |
1331 | } | |
9dc6ad1e TT |
1332 | fs_param.s_feature_ro_compat |= |
1333 | EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
b290d2dc | 1334 | } else if (s_opt == 0) |
9dc6ad1e TT |
1335 | fs_param.s_feature_ro_compat &= |
1336 | ~EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
1337 | ||
b290d2dc TT |
1338 | if (journal_size != 0) { |
1339 | if (r_opt == EXT2_GOOD_OLD_REV) { | |
1340 | fprintf(stderr, _("Journals not supported " | |
1341 | "with revision 0 filesystems\n")); | |
1342 | exit(1); | |
1343 | } | |
9dc6ad1e TT |
1344 | fs_param.s_feature_compat |= |
1345 | EXT3_FEATURE_COMPAT_HAS_JOURNAL; | |
b290d2dc | 1346 | } |
9dc6ad1e TT |
1347 | |
1348 | if (fs_param.s_feature_incompat & | |
1349 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { | |
9dc6ad1e TT |
1350 | reserved_ratio = 0; |
1351 | fs_param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV; | |
1352 | fs_param.s_feature_compat = 0; | |
1353 | fs_param.s_feature_ro_compat = 0; | |
1354 | } | |
1355 | ||
c046ac7f TT |
1356 | /* Set first meta blockgroup via an environment variable */ |
1357 | /* (this is mostly for debugging purposes) */ | |
9b9a780f | 1358 | if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && |
c046ac7f | 1359 | ((tmp = getenv("MKE2FS_FIRST_META_BG")))) |
9b9a780f | 1360 | fs_param.s_first_meta_bg = atoi(tmp); |
c046ac7f | 1361 | |
93d5c387 TT |
1362 | /* Get the hardware sector size, if available */ |
1363 | retval = ext2fs_get_device_sectsize(device_name, §or_size); | |
1364 | if (retval) { | |
1365 | com_err(program_name, retval, | |
1366 | _("while trying to determine hardware sector size")); | |
1367 | exit(1); | |
1368 | } | |
1cca86f5 | 1369 | |
54434927 | 1370 | if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL) |
1cca86f5 | 1371 | sector_size = atoi(tmp); |
93d5c387 | 1372 | |
9dc6ad1e TT |
1373 | if (blocksize <= 0) { |
1374 | profile_get_integer(profile, "defaults", "blocksize", 0, | |
a25d231a | 1375 | 4096, &use_bsize); |
9dc6ad1e TT |
1376 | profile_get_integer(profile, "fs_types", fs_type, |
1377 | "blocksize", use_bsize, &use_bsize); | |
1378 | ||
1379 | if (use_bsize == -1) { | |
1380 | use_bsize = sys_page_size; | |
1381 | if ((linux_version_code < (2*65536 + 6*256)) && | |
1382 | (use_bsize > 4096)) | |
1383 | use_bsize = 4096; | |
1384 | } | |
1385 | if (sector_size && use_bsize < sector_size) | |
1386 | use_bsize = sector_size; | |
1387 | if ((blocksize < 0) && (use_bsize < (-blocksize))) | |
1388 | use_bsize = -blocksize; | |
1389 | blocksize = use_bsize; | |
1390 | fs_param.s_blocks_count /= blocksize / 1024; | |
1391 | } | |
1392 | ||
1393 | if (inode_ratio == 0) { | |
1394 | profile_get_integer(profile, "defaults", "inode_ratio", 0, | |
1395 | 8192, &inode_ratio); | |
1396 | profile_get_integer(profile, "fs_types", fs_type, | |
1397 | "inode_ratio", inode_ratio, | |
1398 | &inode_ratio); | |
1399 | ||
1400 | if (inode_ratio < blocksize) | |
1401 | inode_ratio = blocksize; | |
1402 | } | |
1403 | ||
1404 | fs_param.s_log_frag_size = fs_param.s_log_block_size = | |
1405 | int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); | |
1406 | ||
9b9a780f | 1407 | blocksize = EXT2_BLOCK_SIZE(&fs_param); |
c5290fae | 1408 | |
c6a44136 | 1409 | if (extended_opts) |
9b9a780f | 1410 | parse_extended_opts(&fs_param, extended_opts); |
d323f8fb TT |
1411 | |
1412 | /* Since sparse_super is the default, we would only have a problem | |
1413 | * here if it was explicitly disabled. | |
1414 | */ | |
9b9a780f TT |
1415 | if ((fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE) && |
1416 | !(fs_param.s_feature_ro_compat&EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)) { | |
d323f8fb TT |
1417 | com_err(program_name, 0, |
1418 | _("reserved online resize blocks not supported " | |
1419 | "on non-sparse filesystem")); | |
1420 | exit(1); | |
1421 | } | |
1422 | ||
9b9a780f TT |
1423 | if (fs_param.s_blocks_per_group) { |
1424 | if (fs_param.s_blocks_per_group < 256 || | |
1425 | fs_param.s_blocks_per_group > 8 * (unsigned) blocksize) { | |
521e3685 | 1426 | com_err(program_name, 0, |
d9c56d3c | 1427 | _("blocks per group count out of range")); |
521e3685 TT |
1428 | exit(1); |
1429 | } | |
1430 | } | |
1431 | ||
642935c0 | 1432 | if (!force && fs_param.s_blocks_count >= ((unsigned) 1 << 31)) { |
675b79c4 TT |
1433 | com_err(program_name, 0, |
1434 | _("Filesystem too large. No more than 2**31-1 blocks\n" | |
1435 | "\t (8TB using a blocksize of 4k) are currently supported.")); | |
1436 | exit(1); | |
1437 | } | |
1438 | ||
9dc6ad1e TT |
1439 | if ((blocksize > 4096) && |
1440 | (fs_param.s_feature_compat & EXT3_FEATURE_COMPAT_HAS_JOURNAL)) | |
1441 | fprintf(stderr, _("\nWarning: some 2.4 kernels do not support " | |
1442 | "blocksizes greater than 4096\n\tusing ext3. " | |
1443 | "Use -b 4096 if this is an issue for you.\n\n")); | |
1444 | ||
067911ae AD |
1445 | if (inode_size == 0) { |
1446 | profile_get_integer(profile, "defaults", "inode_size", NULL, | |
1447 | 0, &inode_size); | |
1448 | profile_get_integer(profile, "fs_types", fs_type, | |
1449 | "inode_size", inode_size, | |
1450 | &inode_size); | |
1451 | } | |
1452 | ||
1453 | if (inode_size && fs_param.s_rev_level >= EXT2_DYNAMIC_REV) { | |
932a489c | 1454 | if (inode_size < EXT2_GOOD_OLD_INODE_SIZE || |
9b9a780f | 1455 | inode_size > EXT2_BLOCK_SIZE(&fs_param) || |
932a489c AD |
1456 | inode_size & (inode_size - 1)) { |
1457 | com_err(program_name, 0, | |
bb145b01 | 1458 | _("invalid inode size %d (min %d/max %d)"), |
932a489c | 1459 | inode_size, EXT2_GOOD_OLD_INODE_SIZE, |
c5290fae | 1460 | blocksize); |
932a489c AD |
1461 | exit(1); |
1462 | } | |
1463 | if (inode_size != EXT2_GOOD_OLD_INODE_SIZE) | |
1464 | fprintf(stderr, _("Warning: %d-byte inodes not usable " | |
067911ae | 1465 | "on older systems\n"), |
932a489c | 1466 | inode_size); |
9b9a780f | 1467 | fs_param.s_inode_size = inode_size; |
932a489c AD |
1468 | } |
1469 | ||
f3358643 ES |
1470 | /* Make sure number of inodes specified will fit in 32 bits */ |
1471 | if (num_inodes == 0) { | |
1472 | __u64 n; | |
1473 | n = (__u64) fs_param.s_blocks_count * blocksize / inode_ratio; | |
1474 | if (n > ~0U) { | |
1475 | com_err(program_name, 0, | |
1476 | _("too many inodes (%llu), raise inode ratio?"), n); | |
1477 | exit(1); | |
1478 | } | |
1479 | } else if (num_inodes > ~0U) { | |
1480 | com_err(program_name, 0, | |
1481 | _("too many inodes (%llu), specify < 2^32 inodes"), | |
1482 | (__u64)num_inodes); | |
1483 | exit(1); | |
1484 | } | |
3839e657 TT |
1485 | /* |
1486 | * Calculate number of inodes based on the inode ratio | |
1487 | */ | |
9b9a780f TT |
1488 | fs_param.s_inodes_count = num_inodes ? num_inodes : |
1489 | ((__u64) fs_param.s_blocks_count * blocksize) | |
f3db3566 | 1490 | / inode_ratio; |
3839e657 TT |
1491 | |
1492 | /* | |
1493 | * Calculate number of blocks to reserve | |
1494 | */ | |
a8862d9e TT |
1495 | fs_param.s_r_blocks_count = e2p_percent(reserved_ratio, |
1496 | fs_param.s_blocks_count); | |
3839e657 | 1497 | } |
d323f8fb | 1498 | |
3839e657 TT |
1499 | int main (int argc, char *argv[]) |
1500 | { | |
1501 | errcode_t retval = 0; | |
1502 | ext2_filsys fs; | |
1503 | badblocks_list bb_list = 0; | |
85ef4ae8 | 1504 | int journal_blocks; |
54434927 TT |
1505 | unsigned int i; |
1506 | int val; | |
a7ccdff8 | 1507 | io_manager io_ptr; |
d9c56d3c TT |
1508 | |
1509 | #ifdef ENABLE_NLS | |
1510 | setlocale(LC_MESSAGES, ""); | |
14308a53 | 1511 | setlocale(LC_CTYPE, ""); |
d9c56d3c TT |
1512 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
1513 | textdomain(NLS_CAT_NAME); | |
1514 | #endif | |
3839e657 TT |
1515 | PRS(argc, argv); |
1516 | ||
a7ccdff8 TT |
1517 | #ifdef CONFIG_TESTIO_DEBUG |
1518 | io_ptr = test_io_manager; | |
1519 | test_io_backing_manager = unix_io_manager; | |
1520 | #else | |
1521 | io_ptr = unix_io_manager; | |
1522 | #endif | |
1523 | ||
3839e657 TT |
1524 | /* |
1525 | * Initialize the superblock.... | |
1526 | */ | |
616059bf | 1527 | retval = ext2fs_initialize(device_name, EXT2_FLAG_EXCLUSIVE, &fs_param, |
a7ccdff8 | 1528 | io_ptr, &fs); |
3839e657 | 1529 | if (retval) { |
d9c56d3c | 1530 | com_err(device_name, retval, _("while setting up superblock")); |
3839e657 TT |
1531 | exit(1); |
1532 | } | |
1533 | ||
e41784eb TT |
1534 | /* |
1535 | * Wipe out the old on-disk superblock | |
1536 | */ | |
04a96857 TT |
1537 | if (!noaction) |
1538 | zap_sector(fs, 2, 6); | |
e41784eb | 1539 | |
1e3472c5 TT |
1540 | /* |
1541 | * Generate a UUID for it... | |
1542 | */ | |
ef9abe5f | 1543 | uuid_generate(fs->super->s_uuid); |
1e3472c5 | 1544 | |
843049c4 TT |
1545 | /* |
1546 | * Initialize the directory index variables | |
1547 | */ | |
1548 | fs->super->s_def_hash_version = EXT2_HASH_TEA; | |
1549 | uuid_generate((unsigned char *) fs->super->s_hash_seed); | |
1550 | ||
44c09c04 TT |
1551 | /* |
1552 | * Add "jitter" to the superblock's check interval so that we | |
1553 | * don't check all the filesystems at the same time. We use a | |
1554 | * kludgy hack of using the UUID to derive a random jitter value. | |
1555 | */ | |
1556 | for (i = 0, val = 0 ; i < sizeof(fs->super->s_uuid); i++) | |
1557 | val += fs->super->s_uuid[i]; | |
1558 | fs->super->s_max_mnt_count += val % EXT2_DFL_MAX_MNT_COUNT; | |
1559 | ||
1e3472c5 TT |
1560 | /* |
1561 | * Override the creator OS, if applicable | |
1562 | */ | |
1563 | if (creator_os && !set_os(fs->super, creator_os)) { | |
d9c56d3c | 1564 | com_err (program_name, 0, _("unknown os - %s"), creator_os); |
1e3472c5 TT |
1565 | exit(1); |
1566 | } | |
1567 | ||
4ea0a110 TT |
1568 | /* |
1569 | * For the Hurd, we will turn off filetype since it doesn't | |
1570 | * support it. | |
1571 | */ | |
1572 | if (fs->super->s_creator_os == EXT2_OS_HURD) | |
1573 | fs->super->s_feature_incompat &= | |
1574 | ~EXT2_FEATURE_INCOMPAT_FILETYPE; | |
1575 | ||
1e3472c5 TT |
1576 | /* |
1577 | * Set the volume label... | |
1578 | */ | |
1579 | if (volume_label) { | |
ef9abe5f TT |
1580 | memset(fs->super->s_volume_name, 0, |
1581 | sizeof(fs->super->s_volume_name)); | |
1582 | strncpy(fs->super->s_volume_name, volume_label, | |
1583 | sizeof(fs->super->s_volume_name)); | |
1e3472c5 TT |
1584 | } |
1585 | ||
1586 | /* | |
1587 | * Set the last mount directory | |
1588 | */ | |
1589 | if (mount_dir) { | |
ef9abe5f TT |
1590 | memset(fs->super->s_last_mounted, 0, |
1591 | sizeof(fs->super->s_last_mounted)); | |
1592 | strncpy(fs->super->s_last_mounted, mount_dir, | |
1593 | sizeof(fs->super->s_last_mounted)); | |
1e3472c5 TT |
1594 | } |
1595 | ||
50787ea2 | 1596 | if (!quiet || noaction) |
3839e657 TT |
1597 | show_stats(fs); |
1598 | ||
50787ea2 TT |
1599 | if (noaction) |
1600 | exit(0); | |
1601 | ||
16ed5b3a TT |
1602 | if (fs->super->s_feature_incompat & |
1603 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { | |
1604 | create_journal_dev(fs); | |
568101f7 | 1605 | exit(ext2fs_close(fs) ? 1 : 0); |
16ed5b3a TT |
1606 | } |
1607 | ||
3839e657 TT |
1608 | if (bad_blocks_filename) |
1609 | read_bb_file(fs, &bb_list, bad_blocks_filename); | |
1610 | if (cflag) | |
1611 | test_disk(fs, &bb_list); | |
1612 | ||
1613 | handle_bad_blocks(fs, bb_list); | |
96c6a3ac | 1614 | fs->stride = fs->super->s_raid_stride = fs_stride; |
19c78dc0 TT |
1615 | retval = ext2fs_allocate_tables(fs); |
1616 | if (retval) { | |
1617 | com_err(program_name, retval, | |
d9c56d3c | 1618 | _("while trying to allocate filesystem tables")); |
19c78dc0 TT |
1619 | exit(1); |
1620 | } | |
f3db3566 TT |
1621 | if (super_only) { |
1622 | fs->super->s_state |= EXT2_ERROR_FS; | |
1623 | fs->flags &= ~(EXT2_FLAG_IB_DIRTY|EXT2_FLAG_BB_DIRTY); | |
1624 | } else { | |
59f27247 | 1625 | /* rsv must be a power of two (64kB is MD RAID sb alignment) */ |
54434927 | 1626 | unsigned int rsv = 65536 / fs->blocksize; |
1400bbb6 | 1627 | unsigned long blocks = fs->super->s_blocks_count; |
59f27247 | 1628 | unsigned long start; |
1400bbb6 TT |
1629 | blk_t ret_blk; |
1630 | ||
1631 | #ifdef ZAP_BOOTBLOCK | |
04a96857 | 1632 | zap_sector(fs, 0, 2); |
1400bbb6 | 1633 | #endif |
59f27247 | 1634 | |
1400bbb6 TT |
1635 | /* |
1636 | * Wipe out any old MD RAID (or other) metadata at the end | |
1637 | * of the device. This will also verify that the device is | |
59f27247 | 1638 | * as large as we think. Be careful with very small devices. |
1400bbb6 | 1639 | */ |
59f27247 AD |
1640 | start = (blocks & ~(rsv - 1)); |
1641 | if (start > rsv) | |
1642 | start -= rsv; | |
1643 | if (start > 0) | |
1644 | retval = zero_blocks(fs, start, blocks - start, | |
1645 | NULL, &ret_blk, NULL); | |
1646 | ||
1400bbb6 TT |
1647 | if (retval) { |
1648 | com_err(program_name, retval, | |
f044b4d8 | 1649 | _("while zeroing block %u at end of filesystem"), |
1400bbb6 | 1650 | ret_blk); |
1400bbb6 | 1651 | } |
f5fa2007 | 1652 | setup_lazy_bg(fs); |
19c78dc0 | 1653 | write_inode_tables(fs); |
f3db3566 TT |
1654 | create_root_dir(fs); |
1655 | create_lost_and_found(fs); | |
1656 | reserve_inodes(fs); | |
1657 | create_bad_block_inode(fs, bb_list); | |
ea774315 TT |
1658 | if (fs->super->s_feature_compat & |
1659 | EXT2_FEATURE_COMPAT_RESIZE_INODE) { | |
1660 | retval = ext2fs_create_resize_inode(fs); | |
1661 | if (retval) { | |
1662 | com_err("ext2fs_create_resize_inode", retval, | |
d323f8fb | 1663 | _("while reserving blocks for online resize")); |
ea774315 TT |
1664 | exit(1); |
1665 | } | |
d323f8fb | 1666 | } |
f3db3566 | 1667 | } |
8ddaa66b | 1668 | |
16ed5b3a TT |
1669 | if (journal_device) { |
1670 | ext2_filsys jfs; | |
1671 | ||
8ddaa66b TT |
1672 | if (!force) |
1673 | check_plausibility(journal_device); | |
63985320 | 1674 | check_mount(journal_device, force, _("journal")); |
8ddaa66b | 1675 | |
16ed5b3a TT |
1676 | retval = ext2fs_open(journal_device, EXT2_FLAG_RW| |
1677 | EXT2_FLAG_JOURNAL_DEV_OK, 0, | |
1678 | fs->blocksize, unix_io_manager, &jfs); | |
1679 | if (retval) { | |
1680 | com_err(program_name, retval, | |
1681 | _("while trying to open journal device %s\n"), | |
1682 | journal_device); | |
1683 | exit(1); | |
1684 | } | |
93345d15 | 1685 | if (!quiet) { |
77dc4eb0 | 1686 | printf(_("Adding journal to device %s: "), |
8ddaa66b | 1687 | journal_device); |
93345d15 TT |
1688 | fflush(stdout); |
1689 | } | |
16ed5b3a TT |
1690 | retval = ext2fs_add_journal_device(fs, jfs); |
1691 | if(retval) { | |
8ddaa66b | 1692 | com_err (program_name, retval, |
1d08d9bf | 1693 | _("\n\twhile trying to add journal to device %s"), |
8ddaa66b TT |
1694 | journal_device); |
1695 | exit(1); | |
1696 | } | |
1697 | if (!quiet) | |
1698 | printf(_("done\n")); | |
16ed5b3a | 1699 | ext2fs_close(jfs); |
2d15576d | 1700 | free(journal_device); |
9dc6ad1e TT |
1701 | } else if ((journal_size) || |
1702 | (fs_param.s_feature_compat & | |
1703 | EXT3_FEATURE_COMPAT_HAS_JOURNAL)) { | |
2537b6d0 | 1704 | journal_blocks = figure_journal_size(journal_size, fs); |
93345d15 TT |
1705 | |
1706 | if (!journal_blocks) { | |
1707 | fs->super->s_feature_compat &= | |
1708 | ~EXT3_FEATURE_COMPAT_HAS_JOURNAL; | |
1709 | goto no_journal; | |
1710 | } | |
1711 | if (!quiet) { | |
16ad3334 TT |
1712 | printf(_("Creating journal (%d blocks): "), |
1713 | journal_blocks); | |
93345d15 TT |
1714 | fflush(stdout); |
1715 | } | |
63985320 TT |
1716 | retval = ext2fs_add_journal_inode(fs, journal_blocks, |
1717 | journal_flags); | |
85ef4ae8 TT |
1718 | if (retval) { |
1719 | com_err (program_name, retval, | |
1d08d9bf | 1720 | _("\n\twhile trying to create journal")); |
85ef4ae8 TT |
1721 | exit(1); |
1722 | } | |
1723 | if (!quiet) | |
1724 | printf(_("done\n")); | |
1725 | } | |
93345d15 TT |
1726 | no_journal: |
1727 | ||
3839e657 | 1728 | if (!quiet) |
d9c56d3c TT |
1729 | printf(_("Writing superblocks and " |
1730 | "filesystem accounting information: ")); | |
5d45d803 TT |
1731 | retval = ext2fs_flush(fs); |
1732 | if (retval) { | |
6693837e TT |
1733 | fprintf(stderr, |
1734 | _("\nWarning, had trouble writing out superblocks.")); | |
5d45d803 | 1735 | } |
93345d15 | 1736 | if (!quiet) { |
2537b6d0 | 1737 | printf(_("done\n\n")); |
1cca86f5 TT |
1738 | if (!getenv("MKE2FS_SKIP_CHECK_MSG")) |
1739 | print_check_message(fs); | |
93345d15 | 1740 | } |
568101f7 | 1741 | val = ext2fs_close(fs); |
a6d8302b TT |
1742 | remove_error_table(&et_ext2_error_table); |
1743 | remove_error_table(&et_prof_error_table); | |
568101f7 | 1744 | return (retval || val) ? 1 : 0; |
3839e657 | 1745 | } |