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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" |
3839e657 | 55 | #include "../version.h" |
d9c56d3c | 56 | #include "nls-enable.h" |
3839e657 TT |
57 | |
58 | #define STRIDE_LENGTH 8 | |
59 | ||
6733c2fd | 60 | #ifndef __sparc__ |
1e3472c5 TT |
61 | #define ZAP_BOOTBLOCK |
62 | #endif | |
63 | ||
3839e657 | 64 | extern int isatty(int); |
f3db3566 | 65 | extern FILE *fpopen(const char *cmd, const char *mode); |
3839e657 TT |
66 | |
67 | const char * program_name = "mke2fs"; | |
d48755e9 | 68 | const char * device_name /* = NULL */; |
3839e657 TT |
69 | |
70 | /* Command line options */ | |
16ed5b3a TT |
71 | int cflag; |
72 | int verbose; | |
73 | int quiet; | |
74 | int super_only; | |
75 | int force; | |
76 | int noaction; | |
77 | int journal_size; | |
78 | int journal_flags; | |
79 | char *bad_blocks_filename; | |
80 | __u32 fs_stride; | |
3839e657 | 81 | |
9b9a780f | 82 | struct ext2_super_block fs_param; |
16ed5b3a TT |
83 | char *creator_os; |
84 | char *volume_label; | |
85 | char *mount_dir; | |
86 | char *journal_device; | |
87 | int sync_kludge; /* Set using the MKE2FS_SYNC env. option */ | |
3839e657 | 88 | |
9dc6ad1e TT |
89 | profile_t profile; |
90 | ||
31e29a12 | 91 | int sys_page_size = 4096; |
d99225ec | 92 | int linux_version_code = 0; |
31e29a12 | 93 | |
63985320 | 94 | static void usage(void) |
3839e657 | 95 | { |
d9c56d3c | 96 | fprintf(stderr, _("Usage: %s [-c|-t|-l filename] [-b block-size] " |
067911ae AD |
97 | "[-f fragment-size]\n\t[-i bytes-per-inode] [-I inode-size] " |
98 | "[-j] [-J journal-options]\n" | |
99 | "\t[-N number-of-inodes] [-m reserved-blocks-percentage] " | |
100 | "[-o creator-os]\n\t[-g blocks-per-group] [-L volume-label] " | |
101 | "[-M last-mounted-directory]\n\t[-O feature[,...]] " | |
102 | "[-r fs-revision] [-R options] [-qvSV]\n\tdevice [blocks-count]\n"), | |
3839e657 TT |
103 | program_name); |
104 | exit(1); | |
105 | } | |
106 | ||
6733c2fd | 107 | static int int_log2(int arg) |
3839e657 TT |
108 | { |
109 | int l = 0; | |
110 | ||
111 | arg >>= 1; | |
112 | while (arg) { | |
113 | l++; | |
114 | arg >>= 1; | |
115 | } | |
116 | return l; | |
117 | } | |
118 | ||
6733c2fd | 119 | static int int_log10(unsigned int arg) |
1dde43f0 TT |
120 | { |
121 | int l; | |
122 | ||
123 | for (l=0; arg ; l++) | |
124 | arg = arg / 10; | |
125 | return l; | |
126 | } | |
127 | ||
d99225ec TT |
128 | static int parse_version_number(const char *s) |
129 | { | |
130 | int major, minor, rev; | |
131 | char *endptr; | |
132 | const char *cp = s; | |
133 | ||
134 | if (!s) | |
135 | return 0; | |
136 | major = strtol(cp, &endptr, 10); | |
137 | if (cp == endptr || *endptr != '.') | |
138 | return 0; | |
139 | cp = endptr + 1; | |
140 | minor = strtol(cp, &endptr, 10); | |
141 | if (cp == endptr || *endptr != '.') | |
142 | return 0; | |
143 | cp = endptr + 1; | |
144 | rev = strtol(cp, &endptr, 10); | |
145 | if (cp == endptr) | |
146 | return 0; | |
147 | return ((((major * 256) + minor) * 256) + rev); | |
148 | } | |
149 | ||
3839e657 TT |
150 | /* |
151 | * Helper function for read_bb_file and test_disk | |
152 | */ | |
54434927 | 153 | static void invalid_block(ext2_filsys fs EXT2FS_ATTR((unused)), blk_t blk) |
3839e657 | 154 | { |
6693837e | 155 | fprintf(stderr, _("Bad block %u out of range; ignored.\n"), blk); |
3839e657 TT |
156 | return; |
157 | } | |
158 | ||
159 | /* | |
160 | * Reads the bad blocks list from a file | |
161 | */ | |
162 | static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list, | |
163 | const char *bad_blocks_file) | |
164 | { | |
165 | FILE *f; | |
166 | errcode_t retval; | |
167 | ||
168 | f = fopen(bad_blocks_file, "r"); | |
169 | if (!f) { | |
170 | com_err("read_bad_blocks_file", errno, | |
d9c56d3c | 171 | _("while trying to open %s"), bad_blocks_file); |
3839e657 TT |
172 | exit(1); |
173 | } | |
174 | retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); | |
175 | fclose (f); | |
176 | if (retval) { | |
177 | com_err("ext2fs_read_bb_FILE", retval, | |
d9c56d3c | 178 | _("while reading in list of bad blocks from file")); |
3839e657 TT |
179 | exit(1); |
180 | } | |
181 | } | |
182 | ||
183 | /* | |
184 | * Runs the badblocks program to test the disk | |
185 | */ | |
186 | static void test_disk(ext2_filsys fs, badblocks_list *bb_list) | |
187 | { | |
188 | FILE *f; | |
189 | errcode_t retval; | |
190 | char buf[1024]; | |
191 | ||
d0ff90d5 | 192 | sprintf(buf, "badblocks -b %d -X %s%s%s %u", fs->blocksize, |
3ed57c27 TT |
193 | quiet ? "" : "-s ", (cflag > 1) ? "-w " : "", |
194 | fs->device_name, fs->super->s_blocks_count); | |
3839e657 | 195 | if (verbose) |
d9c56d3c | 196 | printf(_("Running command: %s\n"), buf); |
3839e657 TT |
197 | f = popen(buf, "r"); |
198 | if (!f) { | |
199 | com_err("popen", errno, | |
f37ab68a | 200 | _("while trying to run '%s'"), buf); |
3839e657 TT |
201 | exit(1); |
202 | } | |
203 | retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); | |
f3db3566 | 204 | pclose(f); |
3839e657 TT |
205 | if (retval) { |
206 | com_err("ext2fs_read_bb_FILE", retval, | |
d9c56d3c | 207 | _("while processing list of bad blocks from program")); |
3839e657 TT |
208 | exit(1); |
209 | } | |
210 | } | |
211 | ||
212 | static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list) | |
213 | { | |
54434927 TT |
214 | dgrp_t i; |
215 | blk_t j; | |
216 | unsigned must_be_good; | |
3839e657 TT |
217 | blk_t blk; |
218 | badblocks_iterate bb_iter; | |
219 | errcode_t retval; | |
f3db3566 TT |
220 | blk_t group_block; |
221 | int group; | |
222 | int group_bad; | |
3839e657 TT |
223 | |
224 | if (!bb_list) | |
225 | return; | |
226 | ||
227 | /* | |
228 | * The primary superblock and group descriptors *must* be | |
229 | * good; if not, abort. | |
230 | */ | |
231 | must_be_good = fs->super->s_first_data_block + 1 + fs->desc_blocks; | |
232 | for (i = fs->super->s_first_data_block; i <= must_be_good; i++) { | |
cbbf031b | 233 | if (ext2fs_badblocks_list_test(bb_list, i)) { |
d9c56d3c TT |
234 | fprintf(stderr, _("Block %d in primary " |
235 | "superblock/group descriptor area bad.\n"), i); | |
d0ff90d5 | 236 | fprintf(stderr, _("Blocks %u through %u must be good " |
d9c56d3c | 237 | "in order to build a filesystem.\n"), |
3839e657 | 238 | fs->super->s_first_data_block, must_be_good); |
54434927 | 239 | fputs(_("Aborting....\n"), stderr); |
3839e657 TT |
240 | exit(1); |
241 | } | |
242 | } | |
f3db3566 TT |
243 | |
244 | /* | |
245 | * See if any of the bad blocks are showing up in the backup | |
246 | * superblocks and/or group descriptors. If so, issue a | |
247 | * warning and adjust the block counts appropriately. | |
248 | */ | |
249 | group_block = fs->super->s_first_data_block + | |
250 | fs->super->s_blocks_per_group; | |
f3db3566 TT |
251 | |
252 | for (i = 1; i < fs->group_desc_count; i++) { | |
92bcc595 | 253 | group_bad = 0; |
f3db3566 | 254 | for (j=0; j < fs->desc_blocks+1; j++) { |
cbbf031b TT |
255 | if (ext2fs_badblocks_list_test(bb_list, |
256 | group_block + j)) { | |
f3db3566 TT |
257 | if (!group_bad) |
258 | fprintf(stderr, | |
8deb80a5 | 259 | _("Warning: the backup superblock/group descriptors at block %u contain\n" |
d9c56d3c | 260 | " bad blocks.\n\n"), |
f3db3566 TT |
261 | group_block); |
262 | group_bad++; | |
263 | group = ext2fs_group_of_blk(fs, group_block+j); | |
264 | fs->group_desc[group].bg_free_blocks_count++; | |
265 | fs->super->s_free_blocks_count++; | |
266 | } | |
267 | } | |
268 | group_block += fs->super->s_blocks_per_group; | |
269 | } | |
3839e657 TT |
270 | |
271 | /* | |
272 | * Mark all the bad blocks as used... | |
273 | */ | |
cbbf031b | 274 | retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter); |
3839e657 | 275 | if (retval) { |
cbbf031b | 276 | com_err("ext2fs_badblocks_list_iterate_begin", retval, |
d9c56d3c | 277 | _("while marking bad blocks as used")); |
3839e657 TT |
278 | exit(1); |
279 | } | |
cbbf031b | 280 | while (ext2fs_badblocks_list_iterate(bb_iter, &blk)) |
f3db3566 | 281 | ext2fs_mark_block_bitmap(fs->block_map, blk); |
cbbf031b | 282 | ext2fs_badblocks_list_iterate_end(bb_iter); |
3839e657 TT |
283 | } |
284 | ||
16ed5b3a TT |
285 | /* |
286 | * These functions implement a generalized progress meter. | |
287 | */ | |
288 | struct progress_struct { | |
289 | char format[20]; | |
290 | char backup[80]; | |
291 | __u32 max; | |
1cca86f5 | 292 | int skip_progress; |
16ed5b3a | 293 | }; |
7d5633cf | 294 | |
16ed5b3a | 295 | static void progress_init(struct progress_struct *progress, |
4ea7bd04 | 296 | const char *label,__u32 max) |
16ed5b3a TT |
297 | { |
298 | int i; | |
3839e657 | 299 | |
16ed5b3a TT |
300 | memset(progress, 0, sizeof(struct progress_struct)); |
301 | if (quiet) | |
302 | return; | |
1dde43f0 TT |
303 | |
304 | /* | |
305 | * Figure out how many digits we need | |
306 | */ | |
16ed5b3a TT |
307 | i = int_log10(max); |
308 | sprintf(progress->format, "%%%dd/%%%dld", i, i); | |
309 | memset(progress->backup, '\b', sizeof(progress->backup)-1); | |
310 | progress->backup[sizeof(progress->backup)-1] = 0; | |
54434927 | 311 | if ((2*i)+1 < (int) sizeof(progress->backup)) |
16ed5b3a TT |
312 | progress->backup[(2*i)+1] = 0; |
313 | progress->max = max; | |
314 | ||
1cca86f5 TT |
315 | progress->skip_progress = 0; |
316 | if (getenv("MKE2FS_SKIP_PROGRESS")) | |
317 | progress->skip_progress++; | |
318 | ||
16ed5b3a TT |
319 | fputs(label, stdout); |
320 | fflush(stdout); | |
321 | } | |
322 | ||
323 | static void progress_update(struct progress_struct *progress, __u32 val) | |
324 | { | |
1cca86f5 | 325 | if ((progress->format[0] == 0) || progress->skip_progress) |
16ed5b3a TT |
326 | return; |
327 | printf(progress->format, val, progress->max); | |
328 | fputs(progress->backup, stdout); | |
329 | } | |
330 | ||
331 | static void progress_close(struct progress_struct *progress) | |
332 | { | |
333 | if (progress->format[0] == 0) | |
334 | return; | |
335 | fputs(_("done \n"), stdout); | |
336 | } | |
337 | ||
338 | ||
339 | /* | |
340 | * Helper function which zeros out _num_ blocks starting at _blk_. In | |
341 | * case of an error, the details of the error is returned via _ret_blk_ | |
342 | * and _ret_count_ if they are non-NULL pointers. Returns 0 on | |
343 | * success, and an error code on an error. | |
344 | * | |
345 | * As a special case, if the first argument is NULL, then it will | |
346 | * attempt to free the static zeroizing buffer. (This is to keep | |
347 | * programs that check for memory leaks happy.) | |
348 | */ | |
349 | static errcode_t zero_blocks(ext2_filsys fs, blk_t blk, int num, | |
350 | struct progress_struct *progress, | |
351 | blk_t *ret_blk, int *ret_count) | |
352 | { | |
353 | int j, count, next_update, next_update_incr; | |
354 | static char *buf; | |
355 | errcode_t retval; | |
356 | ||
357 | /* If fs is null, clean up the static buffer and return */ | |
358 | if (!fs) { | |
359 | if (buf) { | |
360 | free(buf); | |
361 | buf = 0; | |
362 | } | |
363 | return 0; | |
364 | } | |
365 | /* Allocate the zeroizing buffer if necessary */ | |
366 | if (!buf) { | |
367 | buf = malloc(fs->blocksize * STRIDE_LENGTH); | |
368 | if (!buf) { | |
369 | com_err("malloc", ENOMEM, | |
370 | _("while allocating zeroizing buffer")); | |
371 | exit(1); | |
372 | } | |
373 | memset(buf, 0, fs->blocksize * STRIDE_LENGTH); | |
374 | } | |
375 | /* OK, do the write loop */ | |
376 | next_update = 0; | |
377 | next_update_incr = num / 100; | |
378 | if (next_update_incr < 1) | |
379 | next_update_incr = 1; | |
380 | for (j=0; j < num; j += STRIDE_LENGTH, blk += STRIDE_LENGTH) { | |
f044b4d8 TT |
381 | count = num - j; |
382 | if (count > STRIDE_LENGTH) | |
16ed5b3a | 383 | count = STRIDE_LENGTH; |
16ed5b3a TT |
384 | retval = io_channel_write_blk(fs->io, blk, count, buf); |
385 | if (retval) { | |
386 | if (ret_count) | |
387 | *ret_count = count; | |
388 | if (ret_blk) | |
389 | *ret_blk = blk; | |
390 | return retval; | |
391 | } | |
392 | if (progress && j > next_update) { | |
393 | next_update += num / 100; | |
394 | progress_update(progress, blk); | |
395 | } | |
396 | } | |
397 | return 0; | |
398 | } | |
399 | ||
400 | static void write_inode_tables(ext2_filsys fs) | |
401 | { | |
402 | errcode_t retval; | |
403 | blk_t blk; | |
54434927 TT |
404 | dgrp_t i; |
405 | int num; | |
16ed5b3a | 406 | struct progress_struct progress; |
f5fa2007 | 407 | int lazy_flag = 0; |
16ed5b3a TT |
408 | |
409 | if (quiet) | |
410 | memset(&progress, 0, sizeof(progress)); | |
411 | else | |
412 | progress_init(&progress, _("Writing inode tables: "), | |
413 | fs->group_desc_count); | |
1dde43f0 | 414 | |
f5fa2007 TT |
415 | if (EXT2_HAS_COMPAT_FEATURE(fs->super, |
416 | EXT2_FEATURE_COMPAT_LAZY_BG)) | |
417 | lazy_flag = 1; | |
418 | ||
3839e657 | 419 | for (i = 0; i < fs->group_desc_count; i++) { |
16ed5b3a | 420 | progress_update(&progress, i); |
3839e657 | 421 | |
19c78dc0 TT |
422 | blk = fs->group_desc[i].bg_inode_table; |
423 | num = fs->inode_blocks_per_group; | |
16ed5b3a | 424 | |
f5fa2007 TT |
425 | if (!(lazy_flag && |
426 | (fs->group_desc[i].bg_flags & EXT2_BG_INODE_UNINIT))) { | |
427 | retval = zero_blocks(fs, blk, num, 0, &blk, &num); | |
428 | if (retval) { | |
429 | fprintf(stderr, _("\nCould not write %d " | |
430 | "blocks in inode table starting at %u: %s\n"), | |
431 | num, blk, error_message(retval)); | |
432 | exit(1); | |
433 | } | |
19c78dc0 | 434 | } |
7d5633cf TT |
435 | if (sync_kludge) { |
436 | if (sync_kludge == 1) | |
437 | sync(); | |
438 | else if ((i % sync_kludge) == 0) | |
439 | sync(); | |
440 | } | |
3839e657 | 441 | } |
16ed5b3a TT |
442 | zero_blocks(0, 0, 0, 0, 0, 0); |
443 | progress_close(&progress); | |
3839e657 TT |
444 | } |
445 | ||
f5fa2007 TT |
446 | static void setup_lazy_bg(ext2_filsys fs) |
447 | { | |
448 | dgrp_t i; | |
449 | int blks; | |
450 | struct ext2_super_block *sb = fs->super; | |
451 | struct ext2_group_desc *bg = fs->group_desc; | |
452 | ||
453 | if (EXT2_HAS_COMPAT_FEATURE(fs->super, | |
454 | EXT2_FEATURE_COMPAT_LAZY_BG)) { | |
455 | for (i = 0; i < fs->group_desc_count; i++, bg++) { | |
456 | if ((i == 0) || | |
457 | (i == fs->group_desc_count-1)) | |
458 | continue; | |
459 | if (bg->bg_free_inodes_count == | |
460 | sb->s_inodes_per_group) { | |
461 | bg->bg_free_inodes_count = 0; | |
462 | bg->bg_flags |= EXT2_BG_INODE_UNINIT; | |
463 | sb->s_free_inodes_count -= | |
464 | sb->s_inodes_per_group; | |
465 | } | |
466 | blks = ext2fs_super_and_bgd_loc(fs, i, 0, 0, 0, 0); | |
467 | if (bg->bg_free_blocks_count == blks) { | |
468 | bg->bg_free_blocks_count = 0; | |
469 | bg->bg_flags |= EXT2_BG_BLOCK_UNINIT; | |
470 | sb->s_free_blocks_count -= blks; | |
471 | } | |
472 | } | |
473 | } | |
474 | } | |
475 | ||
476 | ||
3839e657 TT |
477 | static void create_root_dir(ext2_filsys fs) |
478 | { | |
479 | errcode_t retval; | |
f3db3566 | 480 | struct ext2_inode inode; |
3839e657 TT |
481 | |
482 | retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0); | |
483 | if (retval) { | |
d9c56d3c | 484 | com_err("ext2fs_mkdir", retval, _("while creating root dir")); |
3839e657 TT |
485 | exit(1); |
486 | } | |
f3db3566 TT |
487 | if (geteuid()) { |
488 | retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode); | |
489 | if (retval) { | |
490 | com_err("ext2fs_read_inode", retval, | |
d9c56d3c | 491 | _("while reading root inode")); |
f3db3566 TT |
492 | exit(1); |
493 | } | |
19c78dc0 TT |
494 | inode.i_uid = getuid(); |
495 | if (inode.i_uid) | |
496 | inode.i_gid = getgid(); | |
e27b4563 | 497 | retval = ext2fs_write_new_inode(fs, EXT2_ROOT_INO, &inode); |
f3db3566 TT |
498 | if (retval) { |
499 | com_err("ext2fs_write_inode", retval, | |
d9c56d3c | 500 | _("while setting root inode ownership")); |
f3db3566 TT |
501 | exit(1); |
502 | } | |
503 | } | |
3839e657 TT |
504 | } |
505 | ||
506 | static void create_lost_and_found(ext2_filsys fs) | |
507 | { | |
508 | errcode_t retval; | |
dfcdc32f | 509 | ext2_ino_t ino; |
3839e657 TT |
510 | const char *name = "lost+found"; |
511 | int i; | |
50787ea2 | 512 | int lpf_size = 0; |
3839e657 | 513 | |
6a525069 | 514 | fs->umask = 077; |
3839e657 TT |
515 | retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name); |
516 | if (retval) { | |
d9c56d3c TT |
517 | com_err("ext2fs_mkdir", retval, |
518 | _("while creating /lost+found")); | |
3839e657 TT |
519 | exit(1); |
520 | } | |
521 | ||
522 | retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino); | |
523 | if (retval) { | |
d9c56d3c TT |
524 | com_err("ext2_lookup", retval, |
525 | _("while looking up /lost+found")); | |
3839e657 TT |
526 | exit(1); |
527 | } | |
528 | ||
529 | for (i=1; i < EXT2_NDIR_BLOCKS; i++) { | |
50787ea2 TT |
530 | if ((lpf_size += fs->blocksize) >= 16*1024) |
531 | break; | |
3839e657 TT |
532 | retval = ext2fs_expand_dir(fs, ino); |
533 | if (retval) { | |
534 | com_err("ext2fs_expand_dir", retval, | |
d9c56d3c | 535 | _("while expanding /lost+found")); |
3839e657 TT |
536 | exit(1); |
537 | } | |
6a525069 | 538 | } |
3839e657 TT |
539 | } |
540 | ||
541 | static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list) | |
542 | { | |
543 | errcode_t retval; | |
544 | ||
f3db3566 | 545 | ext2fs_mark_inode_bitmap(fs->inode_map, EXT2_BAD_INO); |
3839e657 TT |
546 | fs->group_desc[0].bg_free_inodes_count--; |
547 | fs->super->s_free_inodes_count--; | |
548 | retval = ext2fs_update_bb_inode(fs, bb_list); | |
549 | if (retval) { | |
550 | com_err("ext2fs_update_bb_inode", retval, | |
d9c56d3c | 551 | _("while setting bad block inode")); |
3839e657 TT |
552 | exit(1); |
553 | } | |
554 | ||
555 | } | |
556 | ||
557 | static void reserve_inodes(ext2_filsys fs) | |
558 | { | |
dfcdc32f TT |
559 | ext2_ino_t i; |
560 | int group; | |
3839e657 | 561 | |
7f88b043 | 562 | for (i = EXT2_ROOT_INO + 1; i < EXT2_FIRST_INODE(fs->super); i++) { |
f3db3566 | 563 | ext2fs_mark_inode_bitmap(fs->inode_map, i); |
3839e657 TT |
564 | group = ext2fs_group_of_ino(fs, i); |
565 | fs->group_desc[group].bg_free_inodes_count--; | |
566 | fs->super->s_free_inodes_count--; | |
567 | } | |
568 | ext2fs_mark_ib_dirty(fs); | |
569 | } | |
570 | ||
756df353 | 571 | #define BSD_DISKMAGIC (0x82564557UL) /* The disk magic number */ |
7ef3bb83 | 572 | #define BSD_MAGICDISK (0x57455682UL) /* The disk magic number reversed */ |
756df353 | 573 | #define BSD_LABEL_OFFSET 64 |
756df353 | 574 | |
04a96857 | 575 | static void zap_sector(ext2_filsys fs, int sect, int nsect) |
f3db3566 | 576 | { |
3f85f65c | 577 | char *buf; |
f3db3566 | 578 | int retval; |
756df353 | 579 | unsigned int *magic; |
f3db3566 | 580 | |
3f85f65c | 581 | buf = malloc(512*nsect); |
568101f7 | 582 | if (!buf) { |
4ea7bd04 TT |
583 | printf(_("Out of memory erasing sectors %d-%d\n"), |
584 | sect, sect + nsect - 1); | |
568101f7 AD |
585 | exit(1); |
586 | } | |
756df353 | 587 | |
7ef3bb83 TT |
588 | if (sect == 0) { |
589 | /* Check for a BSD disklabel, and don't erase it if so */ | |
590 | retval = io_channel_read_blk(fs->io, 0, -512, buf); | |
591 | if (retval) | |
592 | fprintf(stderr, | |
593 | _("Warning: could not read block 0: %s\n"), | |
594 | error_message(retval)); | |
595 | else { | |
596 | magic = (unsigned int *) (buf + BSD_LABEL_OFFSET); | |
597 | if ((*magic == BSD_DISKMAGIC) || | |
598 | (*magic == BSD_MAGICDISK)) | |
599 | return; | |
600 | } | |
756df353 | 601 | } |
756df353 | 602 | |
7098810d | 603 | memset(buf, 0, 512*nsect); |
e41784eb | 604 | io_channel_set_blksize(fs->io, 512); |
04a96857 | 605 | retval = io_channel_write_blk(fs->io, sect, -512*nsect, buf); |
e41784eb | 606 | io_channel_set_blksize(fs->io, fs->blocksize); |
3f85f65c | 607 | free(buf); |
f3db3566 | 608 | if (retval) |
6693837e TT |
609 | fprintf(stderr, _("Warning: could not erase sector %d: %s\n"), |
610 | sect, error_message(retval)); | |
f3db3566 | 611 | } |
16ed5b3a TT |
612 | |
613 | static void create_journal_dev(ext2_filsys fs) | |
614 | { | |
615 | struct progress_struct progress; | |
616 | errcode_t retval; | |
617 | char *buf; | |
dc2ec525 TT |
618 | blk_t blk; |
619 | int count; | |
16ed5b3a | 620 | |
d6a27e00 TT |
621 | retval = ext2fs_create_journal_superblock(fs, |
622 | fs->super->s_blocks_count, 0, &buf); | |
623 | if (retval) { | |
624 | com_err("create_journal_dev", retval, | |
625 | _("while initializing journal superblock")); | |
626 | exit(1); | |
627 | } | |
16ed5b3a TT |
628 | if (quiet) |
629 | memset(&progress, 0, sizeof(progress)); | |
630 | else | |
631 | progress_init(&progress, _("Zeroing journal device: "), | |
632 | fs->super->s_blocks_count); | |
633 | ||
16ed5b3a TT |
634 | retval = zero_blocks(fs, 0, fs->super->s_blocks_count, |
635 | &progress, &blk, &count); | |
636 | if (retval) { | |
637 | com_err("create_journal_dev", retval, | |
14bbcbc3 | 638 | _("while zeroing journal device (block %u, count %d)"), |
16ed5b3a TT |
639 | blk, count); |
640 | exit(1); | |
641 | } | |
dc2ec525 TT |
642 | zero_blocks(0, 0, 0, 0, 0, 0); |
643 | ||
dc2ec525 TT |
644 | retval = io_channel_write_blk(fs->io, |
645 | fs->super->s_first_data_block+1, | |
646 | 1, buf); | |
16ed5b3a TT |
647 | if (retval) { |
648 | com_err("create_journal_dev", retval, | |
649 | _("while writing journal superblock")); | |
650 | exit(1); | |
651 | } | |
652 | progress_close(&progress); | |
653 | } | |
f3db3566 | 654 | |
3839e657 TT |
655 | static void show_stats(ext2_filsys fs) |
656 | { | |
ef9abe5f | 657 | struct ext2_super_block *s = fs->super; |
1e3472c5 | 658 | char buf[80]; |
63253946 | 659 | char *os; |
3839e657 | 660 | blk_t group_block; |
54434927 TT |
661 | dgrp_t i; |
662 | int need, col_left; | |
3839e657 | 663 | |
9b9a780f | 664 | if (fs_param.s_blocks_count != s->s_blocks_count) |
8deb80a5 | 665 | fprintf(stderr, _("warning: %u blocks unused.\n\n"), |
9b9a780f | 666 | fs_param.s_blocks_count - s->s_blocks_count); |
50787ea2 TT |
667 | |
668 | memset(buf, 0, sizeof(buf)); | |
669 | strncpy(buf, s->s_volume_name, sizeof(s->s_volume_name)); | |
d9c56d3c | 670 | printf(_("Filesystem label=%s\n"), buf); |
54434927 | 671 | fputs(_("OS type: "), stdout); |
63253946 TT |
672 | os = e2p_os2string(fs->super->s_creator_os); |
673 | fputs(os, stdout); | |
674 | free(os); | |
50787ea2 | 675 | printf("\n"); |
d9c56d3c | 676 | printf(_("Block size=%u (log=%u)\n"), fs->blocksize, |
50787ea2 | 677 | s->s_log_block_size); |
d9c56d3c | 678 | printf(_("Fragment size=%u (log=%u)\n"), fs->fragsize, |
50787ea2 | 679 | s->s_log_frag_size); |
d9c56d3c | 680 | printf(_("%u inodes, %u blocks\n"), s->s_inodes_count, |
3839e657 | 681 | s->s_blocks_count); |
d9c56d3c | 682 | printf(_("%u blocks (%2.2f%%) reserved for the super user\n"), |
3839e657 TT |
683 | s->s_r_blocks_count, |
684 | 100.0 * s->s_r_blocks_count / s->s_blocks_count); | |
d9c56d3c | 685 | printf(_("First data block=%u\n"), s->s_first_data_block); |
d323f8fb TT |
686 | if (s->s_reserved_gdt_blocks) |
687 | printf(_("Maximum filesystem blocks=%lu\n"), | |
688 | (s->s_reserved_gdt_blocks + fs->desc_blocks) * | |
689 | (fs->blocksize / sizeof(struct ext2_group_desc)) * | |
690 | s->s_blocks_per_group); | |
d9c56d3c | 691 | if (fs->group_desc_count > 1) |
c8c071a0 | 692 | printf(_("%u block groups\n"), fs->group_desc_count); |
d9c56d3c | 693 | else |
c8c071a0 | 694 | printf(_("%u block group\n"), fs->group_desc_count); |
d9c56d3c | 695 | printf(_("%u blocks per group, %u fragments per group\n"), |
3839e657 | 696 | s->s_blocks_per_group, s->s_frags_per_group); |
d9c56d3c | 697 | printf(_("%u inodes per group\n"), s->s_inodes_per_group); |
3839e657 TT |
698 | |
699 | if (fs->group_desc_count == 1) { | |
700 | printf("\n"); | |
701 | return; | |
702 | } | |
d323f8fb | 703 | |
d9c56d3c | 704 | printf(_("Superblock backups stored on blocks: ")); |
3839e657 TT |
705 | group_block = s->s_first_data_block; |
706 | col_left = 0; | |
707 | for (i = 1; i < fs->group_desc_count; i++) { | |
708 | group_block += s->s_blocks_per_group; | |
521e3685 TT |
709 | if (!ext2fs_bg_has_super(fs, i)) |
710 | continue; | |
7671433a TT |
711 | if (i != 1) |
712 | printf(", "); | |
6733c2fd | 713 | need = int_log10(group_block) + 2; |
1dde43f0 | 714 | if (need > col_left) { |
3839e657 | 715 | printf("\n\t"); |
1dde43f0 | 716 | col_left = 72; |
3839e657 | 717 | } |
1dde43f0 | 718 | col_left -= need; |
a418d3ad | 719 | printf("%u", group_block); |
3839e657 TT |
720 | } |
721 | printf("\n\n"); | |
722 | } | |
723 | ||
1e3472c5 TT |
724 | /* |
725 | * Set the S_CREATOR_OS field. Return true if OS is known, | |
726 | * otherwise, 0. | |
727 | */ | |
728 | static int set_os(struct ext2_super_block *sb, char *os) | |
729 | { | |
730 | if (isdigit (*os)) | |
731 | sb->s_creator_os = atoi (os); | |
732 | else if (strcasecmp(os, "linux") == 0) | |
733 | sb->s_creator_os = EXT2_OS_LINUX; | |
734 | else if (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0) | |
735 | sb->s_creator_os = EXT2_OS_HURD; | |
736 | else if (strcasecmp(os, "masix") == 0) | |
737 | sb->s_creator_os = EXT2_OS_MASIX; | |
ea1e8f47 TT |
738 | else if (strcasecmp(os, "freebsd") == 0) |
739 | sb->s_creator_os = EXT2_OS_FREEBSD; | |
740 | else if (strcasecmp(os, "lites") == 0) | |
741 | sb->s_creator_os = EXT2_OS_LITES; | |
1e3472c5 TT |
742 | else |
743 | return 0; | |
744 | return 1; | |
745 | } | |
746 | ||
a418d3ad TT |
747 | #define PATH_SET "PATH=/sbin" |
748 | ||
c6a44136 TT |
749 | static void parse_extended_opts(struct ext2_super_block *param, |
750 | const char *opts) | |
a29f4d30 TT |
751 | { |
752 | char *buf, *token, *next, *p, *arg; | |
753 | int len; | |
d323f8fb | 754 | int r_usage = 0; |
a29f4d30 TT |
755 | |
756 | len = strlen(opts); | |
757 | buf = malloc(len+1); | |
758 | if (!buf) { | |
d323f8fb TT |
759 | fprintf(stderr, |
760 | _("Couldn't allocate memory to parse options!\n")); | |
a29f4d30 TT |
761 | exit(1); |
762 | } | |
763 | strcpy(buf, opts); | |
764 | for (token = buf; token && *token; token = next) { | |
765 | p = strchr(token, ','); | |
766 | next = 0; | |
767 | if (p) { | |
768 | *p = 0; | |
769 | next = p+1; | |
d323f8fb | 770 | } |
a29f4d30 TT |
771 | arg = strchr(token, '='); |
772 | if (arg) { | |
773 | *arg = 0; | |
774 | arg++; | |
775 | } | |
776 | if (strcmp(token, "stride") == 0) { | |
777 | if (!arg) { | |
d323f8fb | 778 | r_usage++; |
a29f4d30 TT |
779 | continue; |
780 | } | |
781 | fs_stride = strtoul(arg, &p, 0); | |
782 | if (*p || (fs_stride == 0)) { | |
d9c56d3c | 783 | fprintf(stderr, |
f37ab68a TT |
784 | _("Invalid stride parameter: %s\n"), |
785 | arg); | |
d323f8fb TT |
786 | r_usage++; |
787 | continue; | |
788 | } | |
789 | } else if (!strcmp(token, "resize")) { | |
c6a44136 TT |
790 | unsigned long resize, bpg, rsv_groups; |
791 | unsigned long group_desc_count, desc_blocks; | |
792 | unsigned int gdpb, blocksize; | |
793 | int rsv_gdb; | |
d323f8fb TT |
794 | |
795 | if (!arg) { | |
796 | r_usage++; | |
a29f4d30 TT |
797 | continue; |
798 | } | |
d323f8fb | 799 | |
55f4cbd9 TT |
800 | resize = parse_num_blocks(arg, |
801 | param->s_log_block_size); | |
d323f8fb TT |
802 | |
803 | if (resize == 0) { | |
55f4cbd9 TT |
804 | fprintf(stderr, |
805 | _("Invalid resize parameter: %s\n"), | |
806 | arg); | |
d323f8fb TT |
807 | r_usage++; |
808 | continue; | |
809 | } | |
c6a44136 TT |
810 | if (resize <= param->s_blocks_count) { |
811 | fprintf(stderr, | |
f37ab68a TT |
812 | _("The resize maximum must be greater " |
813 | "than the filesystem size.\n")); | |
c6a44136 TT |
814 | r_usage++; |
815 | continue; | |
816 | } | |
d323f8fb | 817 | |
c6a44136 TT |
818 | blocksize = EXT2_BLOCK_SIZE(param); |
819 | bpg = param->s_blocks_per_group; | |
820 | if (!bpg) | |
821 | bpg = blocksize * 8; | |
822 | gdpb = blocksize / sizeof(struct ext2_group_desc); | |
69022e02 TT |
823 | group_desc_count = |
824 | ext2fs_div_ceil(param->s_blocks_count, bpg); | |
c6a44136 TT |
825 | desc_blocks = (group_desc_count + |
826 | gdpb - 1) / gdpb; | |
69022e02 TT |
827 | rsv_groups = ext2fs_div_ceil(resize, bpg); |
828 | rsv_gdb = ext2fs_div_ceil(rsv_groups, gdpb) - | |
c6a44136 | 829 | desc_blocks; |
9b9a780f | 830 | if (rsv_gdb > (int) EXT2_ADDR_PER_BLOCK(param)) |
c6a44136 TT |
831 | rsv_gdb = EXT2_ADDR_PER_BLOCK(param); |
832 | ||
833 | if (rsv_gdb > 0) { | |
834 | param->s_feature_compat |= | |
835 | EXT2_FEATURE_COMPAT_RESIZE_INODE; | |
836 | ||
837 | param->s_reserved_gdt_blocks = rsv_gdb; | |
838 | } | |
a29f4d30 | 839 | } else |
d323f8fb | 840 | r_usage++; |
a29f4d30 | 841 | } |
d323f8fb TT |
842 | if (r_usage) { |
843 | fprintf(stderr, _("\nBad options specified.\n\n" | |
bb145b01 | 844 | "Extended options are separated by commas, " |
a29f4d30 TT |
845 | "and may take an argument which\n" |
846 | "\tis set off by an equals ('=') sign.\n\n" | |
bb145b01 | 847 | "Valid extended options are:\n" |
d323f8fb TT |
848 | "\tstride=<stride length in blocks>\n" |
849 | "\tresize=<resize maximum size in blocks>\n\n")); | |
a29f4d30 TT |
850 | exit(1); |
851 | } | |
852 | } | |
853 | ||
896938d5 | 854 | static __u32 ok_features[3] = { |
843049c4 | 855 | EXT3_FEATURE_COMPAT_HAS_JOURNAL | |
d323f8fb | 856 | EXT2_FEATURE_COMPAT_RESIZE_INODE | |
f5fa2007 TT |
857 | EXT2_FEATURE_COMPAT_DIR_INDEX | |
858 | EXT2_FEATURE_COMPAT_LAZY_BG, /* Compat */ | |
16ed5b3a | 859 | EXT2_FEATURE_INCOMPAT_FILETYPE| /* Incompat */ |
c046ac7f TT |
860 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV| |
861 | EXT2_FEATURE_INCOMPAT_META_BG, | |
896938d5 TT |
862 | EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER /* R/O compat */ |
863 | }; | |
a29f4d30 TT |
864 | |
865 | ||
9dc6ad1e TT |
866 | static void syntax_err_report(const char *filename, long err, int line_num) |
867 | { | |
868 | fprintf(stderr, | |
869 | _("Syntax error in mke2fs config file (%s, line #%d)\n\t%s\n"), | |
870 | filename, line_num, error_message(err)); | |
871 | exit(1); | |
872 | } | |
873 | ||
abcfdfda | 874 | static const char *config_fn[] = { ROOT_SYSCONFDIR "/mke2fs.conf", 0 }; |
9dc6ad1e TT |
875 | |
876 | static void edit_feature(const char *str, __u32 *compat_array) | |
877 | { | |
878 | if (!str) | |
879 | return; | |
880 | ||
881 | if (e2p_edit_feature(str, compat_array, ok_features)) { | |
882 | fprintf(stderr, _("Invalid filesystem option set: %s\n"), | |
883 | str); | |
884 | exit(1); | |
885 | } | |
886 | } | |
887 | ||
3839e657 TT |
888 | static void PRS(int argc, char *argv[]) |
889 | { | |
c5290fae | 890 | int b, c; |
4a600566 | 891 | int size; |
9dc6ad1e | 892 | char *tmp, *tmp2; |
4a600566 TT |
893 | int blocksize = 0; |
894 | int inode_ratio = 0; | |
932a489c | 895 | int inode_size = 0; |
ce911145 | 896 | double reserved_ratio = 5.0; |
93d5c387 | 897 | int sector_size = 0; |
1e6e4c5e | 898 | int show_version_only = 0; |
dfcdc32f | 899 | ext2_ino_t num_inodes = 0; |
a418d3ad | 900 | errcode_t retval; |
4a600566 | 901 | char * oldpath = getenv("PATH"); |
c6a44136 | 902 | char * extended_opts = 0; |
4ea7bd04 | 903 | const char * fs_type = 0; |
4a600566 | 904 | blk_t dev_size; |
756df353 | 905 | #ifdef __linux__ |
4a600566 | 906 | struct utsname ut; |
2740156b | 907 | #endif |
31e29a12 | 908 | long sysval; |
9dc6ad1e TT |
909 | int s_opt = -1, r_opt = -1; |
910 | char *fs_features = 0; | |
911 | int use_bsize; | |
14bbcbc3 | 912 | |
3839e657 | 913 | /* Update our PATH to include /sbin */ |
a418d3ad TT |
914 | if (oldpath) { |
915 | char *newpath; | |
916 | ||
917 | newpath = malloc(sizeof (PATH_SET) + 1 + strlen (oldpath)); | |
918 | strcpy (newpath, PATH_SET); | |
919 | strcat (newpath, ":"); | |
920 | strcat (newpath, oldpath); | |
921 | putenv (newpath); | |
922 | } else | |
923 | putenv (PATH_SET); | |
3839e657 | 924 | |
16ed5b3a TT |
925 | tmp = getenv("MKE2FS_SYNC"); |
926 | if (tmp) | |
927 | sync_kludge = atoi(tmp); | |
31e29a12 TT |
928 | |
929 | /* Determine the system page size if possible */ | |
930 | #ifdef HAVE_SYSCONF | |
931 | #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE)) | |
932 | #define _SC_PAGESIZE _SC_PAGE_SIZE | |
933 | #endif | |
934 | #ifdef _SC_PAGESIZE | |
935 | sysval = sysconf(_SC_PAGESIZE); | |
aab6fe73 | 936 | if (sysval > 0) |
31e29a12 TT |
937 | sys_page_size = sysval; |
938 | #endif /* _SC_PAGESIZE */ | |
939 | #endif /* HAVE_SYSCONF */ | |
9dc6ad1e TT |
940 | |
941 | if ((tmp = getenv("MKE2FS_CONFIG")) != NULL) | |
942 | config_fn[0] = tmp; | |
943 | profile_set_syntax_err_cb(syntax_err_report); | |
944 | profile_init(config_fn, &profile); | |
16ed5b3a | 945 | |
3839e657 TT |
946 | setbuf(stdout, NULL); |
947 | setbuf(stderr, NULL); | |
948 | initialize_ext2_error_table(); | |
9b9a780f TT |
949 | memset(&fs_param, 0, sizeof(struct ext2_super_block)); |
950 | fs_param.s_rev_level = 1; /* Create revision 1 filesystems now */ | |
843049c4 | 951 | |
756df353 | 952 | #ifdef __linux__ |
14bbcbc3 TT |
953 | if (uname(&ut)) { |
954 | perror("uname"); | |
955 | exit(1); | |
956 | } | |
d99225ec | 957 | linux_version_code = parse_version_number(ut.release); |
9dc6ad1e | 958 | if (linux_version_code && linux_version_code < (2*65536 + 2*256)) |
9b9a780f | 959 | fs_param.s_rev_level = 0; |
14bbcbc3 | 960 | #endif |
0072f8de AD |
961 | |
962 | if (argc && *argv) { | |
963 | program_name = get_progname(*argv); | |
964 | ||
965 | /* If called as mkfs.ext3, create a journal inode */ | |
966 | if (!strcmp(program_name, "mkfs.ext3")) | |
967 | journal_size = -1; | |
968 | } | |
969 | ||
1e3472c5 | 970 | while ((c = getopt (argc, argv, |
2524785d | 971 | "b:cf:g:i:jl:m:no:qr:s:tvE:FI:J:L:M:N:O:R:ST:V")) != EOF) { |
3839e657 TT |
972 | switch (c) { |
973 | case 'b': | |
c5290fae TT |
974 | blocksize = strtol(optarg, &tmp, 0); |
975 | b = (blocksize > 0) ? blocksize : -blocksize; | |
976 | if (b < EXT2_MIN_BLOCK_SIZE || | |
977 | b > EXT2_MAX_BLOCK_SIZE || *tmp) { | |
d9c56d3c | 978 | com_err(program_name, 0, |
f37ab68a | 979 | _("invalid block size - %s"), optarg); |
3839e657 TT |
980 | exit(1); |
981 | } | |
932a489c AD |
982 | if (blocksize > 4096) |
983 | fprintf(stderr, _("Warning: blocksize %d not " | |
984 | "usable on most systems.\n"), | |
985 | blocksize); | |
c5290fae | 986 | if (blocksize > 0) |
9b9a780f | 987 | fs_param.s_log_block_size = |
c5290fae TT |
988 | int_log2(blocksize >> |
989 | EXT2_MIN_BLOCK_LOG_SIZE); | |
3839e657 | 990 | break; |
b10fd5e8 TT |
991 | case 'c': /* Check for bad blocks */ |
992 | case 't': /* deprecated */ | |
3ed57c27 | 993 | cflag++; |
3839e657 TT |
994 | break; |
995 | case 'f': | |
996 | size = strtoul(optarg, &tmp, 0); | |
932a489c AD |
997 | if (size < EXT2_MIN_BLOCK_SIZE || |
998 | size > EXT2_MAX_BLOCK_SIZE || *tmp) { | |
d9c56d3c | 999 | com_err(program_name, 0, |
bb145b01 | 1000 | _("invalid fragment size - %s"), |
3839e657 TT |
1001 | optarg); |
1002 | exit(1); | |
1003 | } | |
9b9a780f | 1004 | fs_param.s_log_frag_size = |
6733c2fd | 1005 | int_log2(size >> EXT2_MIN_BLOCK_LOG_SIZE); |
6693837e | 1006 | fprintf(stderr, _("Warning: fragments not supported. " |
d9c56d3c | 1007 | "Ignoring -f option\n")); |
3839e657 TT |
1008 | break; |
1009 | case 'g': | |
9b9a780f | 1010 | fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0); |
f3db3566 TT |
1011 | if (*tmp) { |
1012 | com_err(program_name, 0, | |
d9c56d3c | 1013 | _("Illegal number for blocks per group")); |
f3db3566 TT |
1014 | exit(1); |
1015 | } | |
9b9a780f | 1016 | if ((fs_param.s_blocks_per_group % 8) != 0) { |
f3db3566 | 1017 | com_err(program_name, 0, |
d9c56d3c | 1018 | _("blocks per group must be multiple of 8")); |
3839e657 TT |
1019 | exit(1); |
1020 | } | |
1021 | break; | |
1022 | case 'i': | |
1023 | inode_ratio = strtoul(optarg, &tmp, 0); | |
932a489c AD |
1024 | if (inode_ratio < EXT2_MIN_BLOCK_SIZE || |
1025 | inode_ratio > EXT2_MAX_BLOCK_SIZE * 1024 || | |
3839e657 | 1026 | *tmp) { |
d9c56d3c | 1027 | com_err(program_name, 0, |
bb145b01 | 1028 | _("invalid inode ratio %s (min %d/max %d)"), |
932a489c AD |
1029 | optarg, EXT2_MIN_BLOCK_SIZE, |
1030 | EXT2_MAX_BLOCK_SIZE); | |
3839e657 TT |
1031 | exit(1); |
1032 | } | |
1033 | break; | |
dc2ec525 TT |
1034 | case 'J': |
1035 | parse_journal_opts(optarg); | |
1036 | break; | |
85ef4ae8 | 1037 | case 'j': |
dc2ec525 TT |
1038 | if (!journal_size) |
1039 | journal_size = -1; | |
8ddaa66b | 1040 | break; |
3839e657 | 1041 | case 'l': |
f3db3566 TT |
1042 | bad_blocks_filename = malloc(strlen(optarg)+1); |
1043 | if (!bad_blocks_filename) { | |
1044 | com_err(program_name, ENOMEM, | |
d9c56d3c | 1045 | _("in malloc for bad_blocks_filename")); |
f3db3566 TT |
1046 | exit(1); |
1047 | } | |
1048 | strcpy(bad_blocks_filename, optarg); | |
3839e657 TT |
1049 | break; |
1050 | case 'm': | |
ce911145 | 1051 | reserved_ratio = strtod(optarg, &tmp); |
3839e657 TT |
1052 | if (reserved_ratio > 50 || *tmp) { |
1053 | com_err(program_name, 0, | |
bb145b01 | 1054 | _("invalid reserved blocks percent - %s"), |
3839e657 TT |
1055 | optarg); |
1056 | exit(1); | |
1057 | } | |
1058 | break; | |
50787ea2 TT |
1059 | case 'n': |
1060 | noaction++; | |
1061 | break; | |
1e3472c5 TT |
1062 | case 'o': |
1063 | creator_os = optarg; | |
1064 | break; | |
2524785d AD |
1065 | case 'q': |
1066 | quiet = 1; | |
1067 | break; | |
7f88b043 | 1068 | case 'r': |
9dc6ad1e | 1069 | r_opt = strtoul(optarg, &tmp, 0); |
2524785d AD |
1070 | if (*tmp) { |
1071 | com_err(program_name, 0, | |
1072 | _("bad revision level - %s"), optarg); | |
1073 | exit(1); | |
1074 | } | |
9dc6ad1e | 1075 | fs_param.s_rev_level = r_opt; |
7f88b043 | 1076 | break; |
b10fd5e8 | 1077 | case 's': /* deprecated */ |
9dc6ad1e | 1078 | s_opt = atoi(optarg); |
521e3685 | 1079 | break; |
7f88b043 | 1080 | case 'I': |
932a489c AD |
1081 | inode_size = strtoul(optarg, &tmp, 0); |
1082 | if (*tmp) { | |
1083 | com_err(program_name, 0, | |
bb145b01 | 1084 | _("invalid inode size - %s"), optarg); |
932a489c AD |
1085 | exit(1); |
1086 | } | |
7f88b043 | 1087 | break; |
3839e657 TT |
1088 | case 'v': |
1089 | verbose = 1; | |
1090 | break; | |
74becf3c | 1091 | case 'F': |
c16e610c | 1092 | force++; |
74becf3c | 1093 | break; |
1e3472c5 TT |
1094 | case 'L': |
1095 | volume_label = optarg; | |
1096 | break; | |
1097 | case 'M': | |
1098 | mount_dir = optarg; | |
1099 | break; | |
2524785d AD |
1100 | case 'N': |
1101 | num_inodes = strtoul(optarg, &tmp, 0); | |
1102 | if (*tmp) { | |
1103 | com_err(program_name, 0, | |
1104 | _("bad num inodes - %s"), optarg); | |
1105 | exit(1); | |
1106 | } | |
1107 | break; | |
896938d5 | 1108 | case 'O': |
9dc6ad1e | 1109 | fs_features = optarg; |
896938d5 | 1110 | break; |
c6a44136 | 1111 | case 'E': |
a29f4d30 | 1112 | case 'R': |
c6a44136 | 1113 | extended_opts = optarg; |
a29f4d30 | 1114 | break; |
f3db3566 TT |
1115 | case 'S': |
1116 | super_only = 1; | |
1117 | break; | |
50787ea2 TT |
1118 | case 'T': |
1119 | fs_type = optarg; | |
1120 | break; | |
818180cd TT |
1121 | case 'V': |
1122 | /* Print version number and exit */ | |
1e6e4c5e TT |
1123 | show_version_only++; |
1124 | break; | |
3839e657 TT |
1125 | default: |
1126 | usage(); | |
1127 | } | |
3839e657 | 1128 | } |
55f4cbd9 | 1129 | if ((optind == argc) && !show_version_only) |
3839e657 | 1130 | usage(); |
55f4cbd9 | 1131 | device_name = argv[optind++]; |
a418d3ad | 1132 | |
1e6e4c5e | 1133 | if (!quiet || show_version_only) |
3879857e TT |
1134 | fprintf (stderr, "mke2fs %s (%s)\n", E2FSPROGS_VERSION, |
1135 | E2FSPROGS_DATE); | |
1136 | ||
1e6e4c5e TT |
1137 | if (show_version_only) { |
1138 | fprintf(stderr, _("\tUsing %s\n"), | |
1139 | error_message(EXT2_ET_BASE)); | |
1140 | exit(0); | |
1141 | } | |
1142 | ||
77dc4eb0 TT |
1143 | /* |
1144 | * If there's no blocksize specified and there is a journal | |
1145 | * device, use it to figure out the blocksize | |
1146 | */ | |
c5290fae | 1147 | if (blocksize <= 0 && journal_device) { |
77dc4eb0 | 1148 | ext2_filsys jfs; |
a7ccdff8 | 1149 | io_manager io_ptr; |
77dc4eb0 | 1150 | |
a7ccdff8 TT |
1151 | #ifdef CONFIG_TESTIO_DEBUG |
1152 | io_ptr = test_io_manager; | |
1153 | test_io_backing_manager = unix_io_manager; | |
1154 | #else | |
1155 | io_ptr = unix_io_manager; | |
1156 | #endif | |
77dc4eb0 TT |
1157 | retval = ext2fs_open(journal_device, |
1158 | EXT2_FLAG_JOURNAL_DEV_OK, 0, | |
a7ccdff8 | 1159 | 0, io_ptr, &jfs); |
77dc4eb0 TT |
1160 | if (retval) { |
1161 | com_err(program_name, retval, | |
1162 | _("while trying to open journal device %s\n"), | |
1163 | journal_device); | |
1164 | exit(1); | |
1165 | } | |
54434927 | 1166 | if ((blocksize < 0) && (jfs->blocksize < (unsigned) (-blocksize))) { |
c5290fae | 1167 | com_err(program_name, 0, |
ddc32a04 | 1168 | _("Journal dev blocksize (%d) smaller than " |
c5290fae TT |
1169 | "minimum blocksize %d\n"), jfs->blocksize, |
1170 | -blocksize); | |
1171 | exit(1); | |
1172 | } | |
77dc4eb0 | 1173 | blocksize = jfs->blocksize; |
9b9a780f | 1174 | fs_param.s_log_block_size = |
77dc4eb0 TT |
1175 | int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); |
1176 | ext2fs_close(jfs); | |
1177 | } | |
dc2ec525 | 1178 | |
31e29a12 | 1179 | if (blocksize > sys_page_size) { |
932a489c AD |
1180 | if (!force) { |
1181 | com_err(program_name, 0, | |
1182 | _("%d-byte blocks too big for system (max %d)"), | |
31e29a12 | 1183 | blocksize, sys_page_size); |
932a489c AD |
1184 | proceed_question(); |
1185 | } | |
1186 | fprintf(stderr, _("Warning: %d-byte blocks too big for system " | |
1187 | "(max %d), forced to continue\n"), | |
31e29a12 | 1188 | blocksize, sys_page_size); |
932a489c | 1189 | } |
55f4cbd9 | 1190 | if (optind < argc) { |
9b9a780f TT |
1191 | fs_param.s_blocks_count = parse_num_blocks(argv[optind++], |
1192 | fs_param.s_log_block_size); | |
1193 | if (!fs_param.s_blocks_count) { | |
f37ab68a | 1194 | com_err(program_name, 0, _("invalid blocks count - %s"), |
55f4cbd9 TT |
1195 | argv[optind - 1]); |
1196 | exit(1); | |
1197 | } | |
1198 | } | |
1199 | if (optind < argc) | |
1200 | usage(); | |
1201 | ||
74becf3c | 1202 | if (!force) |
8ddaa66b | 1203 | check_plausibility(device_name); |
63985320 | 1204 | check_mount(device_name, force, _("filesystem")); |
a418d3ad | 1205 | |
9b9a780f | 1206 | fs_param.s_log_frag_size = fs_param.s_log_block_size; |
3839e657 | 1207 | |
9b9a780f TT |
1208 | if (noaction && fs_param.s_blocks_count) { |
1209 | dev_size = fs_param.s_blocks_count; | |
50787ea2 | 1210 | retval = 0; |
20953129 TT |
1211 | } else { |
1212 | retry: | |
50787ea2 | 1213 | retval = ext2fs_get_device_size(device_name, |
9b9a780f | 1214 | EXT2_BLOCK_SIZE(&fs_param), |
50787ea2 | 1215 | &dev_size); |
20953129 TT |
1216 | if ((retval == EFBIG) && |
1217 | (blocksize == 0) && | |
9b9a780f TT |
1218 | (fs_param.s_log_block_size == 0)) { |
1219 | fs_param.s_log_block_size = 2; | |
20953129 TT |
1220 | blocksize = 4096; |
1221 | goto retry; | |
1222 | } | |
1223 | } | |
1224 | ||
a789d840 TT |
1225 | if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) { |
1226 | com_err(program_name, retval, | |
d9c56d3c | 1227 | _("while trying to determine filesystem size")); |
a789d840 TT |
1228 | exit(1); |
1229 | } | |
9b9a780f | 1230 | if (!fs_param.s_blocks_count) { |
a789d840 TT |
1231 | if (retval == EXT2_ET_UNIMPLEMENTED) { |
1232 | com_err(program_name, 0, | |
d9c56d3c | 1233 | _("Couldn't determine device size; you " |
a789d840 | 1234 | "must specify\nthe size of the " |
d9c56d3c | 1235 | "filesystem\n")); |
a418d3ad | 1236 | exit(1); |
26ab5315 TT |
1237 | } else { |
1238 | if (dev_size == 0) { | |
1239 | com_err(program_name, 0, | |
1240 | _("Device size reported to be zero. " | |
1241 | "Invalid partition specified, or\n\t" | |
1242 | "partition table wasn't reread " | |
1243 | "after running fdisk, due to\n\t" | |
1244 | "a modified partition being busy " | |
1245 | "and in use. You may need to reboot\n\t" | |
1246 | "to re-read your partition table.\n" | |
1247 | )); | |
1248 | exit(1); | |
1249 | } | |
9b9a780f TT |
1250 | fs_param.s_blocks_count = dev_size; |
1251 | if (sys_page_size > EXT2_BLOCK_SIZE(&fs_param)) | |
1252 | fs_param.s_blocks_count &= ~((sys_page_size / | |
1253 | EXT2_BLOCK_SIZE(&fs_param))-1); | |
26ab5315 TT |
1254 | } |
1255 | ||
9b9a780f | 1256 | } else if (!force && (fs_param.s_blocks_count > dev_size)) { |
a789d840 | 1257 | com_err(program_name, 0, |
c5290fae | 1258 | _("Filesystem larger than apparent device size.")); |
a789d840 | 1259 | proceed_question(); |
a418d3ad | 1260 | } |
3839e657 | 1261 | |
9dc6ad1e TT |
1262 | if (!fs_type) { |
1263 | int megs = fs_param.s_blocks_count * | |
1264 | (EXT2_BLOCK_SIZE(&fs_param) / 1024) / 1024; | |
1265 | ||
1266 | if (megs <= 3) | |
1267 | fs_type = "floppy"; | |
1268 | else if (megs <= 512) | |
1269 | fs_type = "small"; | |
1270 | else | |
1271 | fs_type = "default"; | |
1272 | } | |
1273 | ||
1274 | /* Figure out what features should be enabled */ | |
1275 | ||
1276 | if (r_opt == EXT2_GOOD_OLD_REV && fs_features) { | |
1277 | fprintf(stderr, _("Filesystem features not supported " | |
1278 | "with revision 0 filesystems\n")); | |
1279 | exit(1); | |
1280 | } | |
1281 | ||
1282 | profile_get_string(profile, "defaults", "base_features", 0, | |
1283 | "filetype,sparse_super", &tmp); | |
1284 | profile_get_string(profile, "fs_types", fs_type, "base_features", | |
1285 | tmp, &tmp2); | |
1286 | edit_feature(tmp2, &fs_param.s_feature_compat); | |
1287 | free(tmp); | |
1288 | free(tmp2); | |
1289 | ||
1290 | profile_get_string(profile, "defaults", "default_features", 0, | |
1291 | "", &tmp); | |
1292 | profile_get_string(profile, "fs_types", fs_type, | |
1293 | "default_features", tmp, &tmp2); | |
1294 | edit_feature(fs_features ? fs_features : tmp2, | |
1295 | &fs_param.s_feature_compat); | |
1296 | free(tmp); | |
1297 | free(tmp2); | |
1298 | ||
1299 | if (s_opt > 0) | |
1300 | fs_param.s_feature_ro_compat |= | |
1301 | EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
1302 | else if (s_opt == 0) | |
1303 | fs_param.s_feature_ro_compat &= | |
1304 | ~EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
1305 | ||
1306 | if (journal_size != 0) | |
1307 | fs_param.s_feature_compat |= | |
1308 | EXT3_FEATURE_COMPAT_HAS_JOURNAL; | |
1309 | ||
1310 | if (fs_param.s_feature_incompat & | |
1311 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { | |
1312 | if (!fs_type) | |
1313 | fs_type = "journal"; | |
1314 | reserved_ratio = 0; | |
1315 | fs_param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV; | |
1316 | fs_param.s_feature_compat = 0; | |
1317 | fs_param.s_feature_ro_compat = 0; | |
1318 | } | |
1319 | ||
1320 | if (fs_param.s_rev_level == EXT2_GOOD_OLD_REV) { | |
1321 | fs_param.s_feature_incompat = 0; | |
1322 | fs_param.s_feature_compat = 0; | |
1323 | fs_param.s_feature_ro_compat = 0; | |
1324 | } | |
77dc4eb0 | 1325 | |
c046ac7f TT |
1326 | /* Set first meta blockgroup via an environment variable */ |
1327 | /* (this is mostly for debugging purposes) */ | |
9b9a780f | 1328 | if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && |
c046ac7f | 1329 | ((tmp = getenv("MKE2FS_FIRST_META_BG")))) |
9b9a780f | 1330 | fs_param.s_first_meta_bg = atoi(tmp); |
c046ac7f | 1331 | |
93d5c387 TT |
1332 | /* Get the hardware sector size, if available */ |
1333 | retval = ext2fs_get_device_sectsize(device_name, §or_size); | |
1334 | if (retval) { | |
1335 | com_err(program_name, retval, | |
1336 | _("while trying to determine hardware sector size")); | |
1337 | exit(1); | |
1338 | } | |
1cca86f5 | 1339 | |
54434927 | 1340 | if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL) |
1cca86f5 | 1341 | sector_size = atoi(tmp); |
93d5c387 | 1342 | |
9dc6ad1e TT |
1343 | if (blocksize <= 0) { |
1344 | profile_get_integer(profile, "defaults", "blocksize", 0, | |
1345 | 1024, &use_bsize); | |
1346 | profile_get_integer(profile, "fs_types", fs_type, | |
1347 | "blocksize", use_bsize, &use_bsize); | |
1348 | ||
1349 | if (use_bsize == -1) { | |
1350 | use_bsize = sys_page_size; | |
1351 | if ((linux_version_code < (2*65536 + 6*256)) && | |
1352 | (use_bsize > 4096)) | |
1353 | use_bsize = 4096; | |
1354 | } | |
1355 | if (sector_size && use_bsize < sector_size) | |
1356 | use_bsize = sector_size; | |
1357 | if ((blocksize < 0) && (use_bsize < (-blocksize))) | |
1358 | use_bsize = -blocksize; | |
1359 | blocksize = use_bsize; | |
1360 | fs_param.s_blocks_count /= blocksize / 1024; | |
1361 | } | |
1362 | ||
1363 | if (inode_ratio == 0) { | |
1364 | profile_get_integer(profile, "defaults", "inode_ratio", 0, | |
1365 | 8192, &inode_ratio); | |
1366 | profile_get_integer(profile, "fs_types", fs_type, | |
1367 | "inode_ratio", inode_ratio, | |
1368 | &inode_ratio); | |
1369 | ||
1370 | if (inode_ratio < blocksize) | |
1371 | inode_ratio = blocksize; | |
1372 | } | |
1373 | ||
1374 | fs_param.s_log_frag_size = fs_param.s_log_block_size = | |
1375 | int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); | |
1376 | ||
9b9a780f | 1377 | blocksize = EXT2_BLOCK_SIZE(&fs_param); |
c5290fae | 1378 | |
c6a44136 | 1379 | if (extended_opts) |
9b9a780f | 1380 | parse_extended_opts(&fs_param, extended_opts); |
d323f8fb TT |
1381 | |
1382 | /* Since sparse_super is the default, we would only have a problem | |
1383 | * here if it was explicitly disabled. | |
1384 | */ | |
9b9a780f TT |
1385 | if ((fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE) && |
1386 | !(fs_param.s_feature_ro_compat&EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)) { | |
d323f8fb TT |
1387 | com_err(program_name, 0, |
1388 | _("reserved online resize blocks not supported " | |
1389 | "on non-sparse filesystem")); | |
1390 | exit(1); | |
1391 | } | |
1392 | ||
9b9a780f TT |
1393 | if (fs_param.s_blocks_per_group) { |
1394 | if (fs_param.s_blocks_per_group < 256 || | |
1395 | fs_param.s_blocks_per_group > 8 * (unsigned) blocksize) { | |
521e3685 | 1396 | com_err(program_name, 0, |
d9c56d3c | 1397 | _("blocks per group count out of range")); |
521e3685 TT |
1398 | exit(1); |
1399 | } | |
1400 | } | |
1401 | ||
9b9a780f | 1402 | if (!force && fs_param.s_blocks_count >= (1 << 31)) { |
675b79c4 TT |
1403 | com_err(program_name, 0, |
1404 | _("Filesystem too large. No more than 2**31-1 blocks\n" | |
1405 | "\t (8TB using a blocksize of 4k) are currently supported.")); | |
1406 | exit(1); | |
1407 | } | |
1408 | ||
9dc6ad1e TT |
1409 | if ((blocksize > 4096) && |
1410 | (fs_param.s_feature_compat & EXT3_FEATURE_COMPAT_HAS_JOURNAL)) | |
1411 | fprintf(stderr, _("\nWarning: some 2.4 kernels do not support " | |
1412 | "blocksizes greater than 4096\n\tusing ext3. " | |
1413 | "Use -b 4096 if this is an issue for you.\n\n")); | |
1414 | ||
067911ae AD |
1415 | if (inode_size == 0) { |
1416 | profile_get_integer(profile, "defaults", "inode_size", NULL, | |
1417 | 0, &inode_size); | |
1418 | profile_get_integer(profile, "fs_types", fs_type, | |
1419 | "inode_size", inode_size, | |
1420 | &inode_size); | |
1421 | } | |
1422 | ||
1423 | if (inode_size && fs_param.s_rev_level >= EXT2_DYNAMIC_REV) { | |
932a489c | 1424 | if (inode_size < EXT2_GOOD_OLD_INODE_SIZE || |
9b9a780f | 1425 | inode_size > EXT2_BLOCK_SIZE(&fs_param) || |
932a489c AD |
1426 | inode_size & (inode_size - 1)) { |
1427 | com_err(program_name, 0, | |
bb145b01 | 1428 | _("invalid inode size %d (min %d/max %d)"), |
932a489c | 1429 | inode_size, EXT2_GOOD_OLD_INODE_SIZE, |
c5290fae | 1430 | blocksize); |
932a489c AD |
1431 | exit(1); |
1432 | } | |
1433 | if (inode_size != EXT2_GOOD_OLD_INODE_SIZE) | |
1434 | fprintf(stderr, _("Warning: %d-byte inodes not usable " | |
067911ae | 1435 | "on older systems\n"), |
932a489c | 1436 | inode_size); |
9b9a780f | 1437 | fs_param.s_inode_size = inode_size; |
932a489c AD |
1438 | } |
1439 | ||
3839e657 TT |
1440 | /* |
1441 | * Calculate number of inodes based on the inode ratio | |
1442 | */ | |
9b9a780f TT |
1443 | fs_param.s_inodes_count = num_inodes ? num_inodes : |
1444 | ((__u64) fs_param.s_blocks_count * blocksize) | |
f3db3566 | 1445 | / inode_ratio; |
3839e657 TT |
1446 | |
1447 | /* | |
1448 | * Calculate number of blocks to reserve | |
1449 | */ | |
a8862d9e TT |
1450 | fs_param.s_r_blocks_count = e2p_percent(reserved_ratio, |
1451 | fs_param.s_blocks_count); | |
3839e657 | 1452 | } |
d323f8fb | 1453 | |
3839e657 TT |
1454 | int main (int argc, char *argv[]) |
1455 | { | |
1456 | errcode_t retval = 0; | |
1457 | ext2_filsys fs; | |
1458 | badblocks_list bb_list = 0; | |
85ef4ae8 | 1459 | int journal_blocks; |
54434927 TT |
1460 | unsigned int i; |
1461 | int val; | |
a7ccdff8 | 1462 | io_manager io_ptr; |
d9c56d3c TT |
1463 | |
1464 | #ifdef ENABLE_NLS | |
1465 | setlocale(LC_MESSAGES, ""); | |
14308a53 | 1466 | setlocale(LC_CTYPE, ""); |
d9c56d3c TT |
1467 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
1468 | textdomain(NLS_CAT_NAME); | |
1469 | #endif | |
3839e657 TT |
1470 | PRS(argc, argv); |
1471 | ||
a7ccdff8 TT |
1472 | #ifdef CONFIG_TESTIO_DEBUG |
1473 | io_ptr = test_io_manager; | |
1474 | test_io_backing_manager = unix_io_manager; | |
1475 | #else | |
1476 | io_ptr = unix_io_manager; | |
1477 | #endif | |
1478 | ||
3839e657 TT |
1479 | /* |
1480 | * Initialize the superblock.... | |
1481 | */ | |
616059bf | 1482 | retval = ext2fs_initialize(device_name, EXT2_FLAG_EXCLUSIVE, &fs_param, |
a7ccdff8 | 1483 | io_ptr, &fs); |
3839e657 | 1484 | if (retval) { |
d9c56d3c | 1485 | com_err(device_name, retval, _("while setting up superblock")); |
3839e657 TT |
1486 | exit(1); |
1487 | } | |
1488 | ||
e41784eb TT |
1489 | /* |
1490 | * Wipe out the old on-disk superblock | |
1491 | */ | |
04a96857 TT |
1492 | if (!noaction) |
1493 | zap_sector(fs, 2, 6); | |
e41784eb | 1494 | |
1e3472c5 TT |
1495 | /* |
1496 | * Generate a UUID for it... | |
1497 | */ | |
ef9abe5f | 1498 | uuid_generate(fs->super->s_uuid); |
1e3472c5 | 1499 | |
843049c4 TT |
1500 | /* |
1501 | * Initialize the directory index variables | |
1502 | */ | |
1503 | fs->super->s_def_hash_version = EXT2_HASH_TEA; | |
1504 | uuid_generate((unsigned char *) fs->super->s_hash_seed); | |
1505 | ||
44c09c04 TT |
1506 | /* |
1507 | * Add "jitter" to the superblock's check interval so that we | |
1508 | * don't check all the filesystems at the same time. We use a | |
1509 | * kludgy hack of using the UUID to derive a random jitter value. | |
1510 | */ | |
1511 | for (i = 0, val = 0 ; i < sizeof(fs->super->s_uuid); i++) | |
1512 | val += fs->super->s_uuid[i]; | |
1513 | fs->super->s_max_mnt_count += val % EXT2_DFL_MAX_MNT_COUNT; | |
1514 | ||
1e3472c5 TT |
1515 | /* |
1516 | * Override the creator OS, if applicable | |
1517 | */ | |
1518 | if (creator_os && !set_os(fs->super, creator_os)) { | |
d9c56d3c | 1519 | com_err (program_name, 0, _("unknown os - %s"), creator_os); |
1e3472c5 TT |
1520 | exit(1); |
1521 | } | |
1522 | ||
4ea0a110 TT |
1523 | /* |
1524 | * For the Hurd, we will turn off filetype since it doesn't | |
1525 | * support it. | |
1526 | */ | |
1527 | if (fs->super->s_creator_os == EXT2_OS_HURD) | |
1528 | fs->super->s_feature_incompat &= | |
1529 | ~EXT2_FEATURE_INCOMPAT_FILETYPE; | |
1530 | ||
1e3472c5 TT |
1531 | /* |
1532 | * Set the volume label... | |
1533 | */ | |
1534 | if (volume_label) { | |
ef9abe5f TT |
1535 | memset(fs->super->s_volume_name, 0, |
1536 | sizeof(fs->super->s_volume_name)); | |
1537 | strncpy(fs->super->s_volume_name, volume_label, | |
1538 | sizeof(fs->super->s_volume_name)); | |
1e3472c5 TT |
1539 | } |
1540 | ||
1541 | /* | |
1542 | * Set the last mount directory | |
1543 | */ | |
1544 | if (mount_dir) { | |
ef9abe5f TT |
1545 | memset(fs->super->s_last_mounted, 0, |
1546 | sizeof(fs->super->s_last_mounted)); | |
1547 | strncpy(fs->super->s_last_mounted, mount_dir, | |
1548 | sizeof(fs->super->s_last_mounted)); | |
1e3472c5 TT |
1549 | } |
1550 | ||
50787ea2 | 1551 | if (!quiet || noaction) |
3839e657 TT |
1552 | show_stats(fs); |
1553 | ||
50787ea2 TT |
1554 | if (noaction) |
1555 | exit(0); | |
1556 | ||
16ed5b3a TT |
1557 | if (fs->super->s_feature_incompat & |
1558 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { | |
1559 | create_journal_dev(fs); | |
568101f7 | 1560 | exit(ext2fs_close(fs) ? 1 : 0); |
16ed5b3a TT |
1561 | } |
1562 | ||
3839e657 TT |
1563 | if (bad_blocks_filename) |
1564 | read_bb_file(fs, &bb_list, bad_blocks_filename); | |
1565 | if (cflag) | |
1566 | test_disk(fs, &bb_list); | |
1567 | ||
1568 | handle_bad_blocks(fs, bb_list); | |
a29f4d30 | 1569 | fs->stride = fs_stride; |
19c78dc0 TT |
1570 | retval = ext2fs_allocate_tables(fs); |
1571 | if (retval) { | |
1572 | com_err(program_name, retval, | |
d9c56d3c | 1573 | _("while trying to allocate filesystem tables")); |
19c78dc0 TT |
1574 | exit(1); |
1575 | } | |
f3db3566 TT |
1576 | if (super_only) { |
1577 | fs->super->s_state |= EXT2_ERROR_FS; | |
1578 | fs->flags &= ~(EXT2_FLAG_IB_DIRTY|EXT2_FLAG_BB_DIRTY); | |
1579 | } else { | |
59f27247 | 1580 | /* rsv must be a power of two (64kB is MD RAID sb alignment) */ |
54434927 | 1581 | unsigned int rsv = 65536 / fs->blocksize; |
1400bbb6 | 1582 | unsigned long blocks = fs->super->s_blocks_count; |
59f27247 | 1583 | unsigned long start; |
1400bbb6 TT |
1584 | blk_t ret_blk; |
1585 | ||
1586 | #ifdef ZAP_BOOTBLOCK | |
04a96857 | 1587 | zap_sector(fs, 0, 2); |
1400bbb6 | 1588 | #endif |
59f27247 | 1589 | |
1400bbb6 TT |
1590 | /* |
1591 | * Wipe out any old MD RAID (or other) metadata at the end | |
1592 | * of the device. This will also verify that the device is | |
59f27247 | 1593 | * as large as we think. Be careful with very small devices. |
1400bbb6 | 1594 | */ |
59f27247 AD |
1595 | start = (blocks & ~(rsv - 1)); |
1596 | if (start > rsv) | |
1597 | start -= rsv; | |
1598 | if (start > 0) | |
1599 | retval = zero_blocks(fs, start, blocks - start, | |
1600 | NULL, &ret_blk, NULL); | |
1601 | ||
1400bbb6 TT |
1602 | if (retval) { |
1603 | com_err(program_name, retval, | |
f044b4d8 | 1604 | _("while zeroing block %u at end of filesystem"), |
1400bbb6 | 1605 | ret_blk); |
1400bbb6 | 1606 | } |
f5fa2007 | 1607 | setup_lazy_bg(fs); |
19c78dc0 | 1608 | write_inode_tables(fs); |
f3db3566 TT |
1609 | create_root_dir(fs); |
1610 | create_lost_and_found(fs); | |
1611 | reserve_inodes(fs); | |
1612 | create_bad_block_inode(fs, bb_list); | |
ea774315 TT |
1613 | if (fs->super->s_feature_compat & |
1614 | EXT2_FEATURE_COMPAT_RESIZE_INODE) { | |
1615 | retval = ext2fs_create_resize_inode(fs); | |
1616 | if (retval) { | |
1617 | com_err("ext2fs_create_resize_inode", retval, | |
d323f8fb | 1618 | _("while reserving blocks for online resize")); |
ea774315 TT |
1619 | exit(1); |
1620 | } | |
d323f8fb | 1621 | } |
f3db3566 | 1622 | } |
8ddaa66b | 1623 | |
16ed5b3a TT |
1624 | if (journal_device) { |
1625 | ext2_filsys jfs; | |
1626 | ||
8ddaa66b TT |
1627 | if (!force) |
1628 | check_plausibility(journal_device); | |
63985320 | 1629 | check_mount(journal_device, force, _("journal")); |
8ddaa66b | 1630 | |
16ed5b3a TT |
1631 | retval = ext2fs_open(journal_device, EXT2_FLAG_RW| |
1632 | EXT2_FLAG_JOURNAL_DEV_OK, 0, | |
1633 | fs->blocksize, unix_io_manager, &jfs); | |
1634 | if (retval) { | |
1635 | com_err(program_name, retval, | |
1636 | _("while trying to open journal device %s\n"), | |
1637 | journal_device); | |
1638 | exit(1); | |
1639 | } | |
93345d15 | 1640 | if (!quiet) { |
77dc4eb0 | 1641 | printf(_("Adding journal to device %s: "), |
8ddaa66b | 1642 | journal_device); |
93345d15 TT |
1643 | fflush(stdout); |
1644 | } | |
16ed5b3a TT |
1645 | retval = ext2fs_add_journal_device(fs, jfs); |
1646 | if(retval) { | |
8ddaa66b | 1647 | com_err (program_name, retval, |
1d08d9bf | 1648 | _("\n\twhile trying to add journal to device %s"), |
8ddaa66b TT |
1649 | journal_device); |
1650 | exit(1); | |
1651 | } | |
1652 | if (!quiet) | |
1653 | printf(_("done\n")); | |
16ed5b3a | 1654 | ext2fs_close(jfs); |
2d15576d | 1655 | free(journal_device); |
9dc6ad1e TT |
1656 | } else if ((journal_size) || |
1657 | (fs_param.s_feature_compat & | |
1658 | EXT3_FEATURE_COMPAT_HAS_JOURNAL)) { | |
2537b6d0 | 1659 | journal_blocks = figure_journal_size(journal_size, fs); |
93345d15 TT |
1660 | |
1661 | if (!journal_blocks) { | |
1662 | fs->super->s_feature_compat &= | |
1663 | ~EXT3_FEATURE_COMPAT_HAS_JOURNAL; | |
1664 | goto no_journal; | |
1665 | } | |
1666 | if (!quiet) { | |
16ad3334 TT |
1667 | printf(_("Creating journal (%d blocks): "), |
1668 | journal_blocks); | |
93345d15 TT |
1669 | fflush(stdout); |
1670 | } | |
63985320 TT |
1671 | retval = ext2fs_add_journal_inode(fs, journal_blocks, |
1672 | journal_flags); | |
85ef4ae8 TT |
1673 | if (retval) { |
1674 | com_err (program_name, retval, | |
1d08d9bf | 1675 | _("\n\twhile trying to create journal")); |
85ef4ae8 TT |
1676 | exit(1); |
1677 | } | |
1678 | if (!quiet) | |
1679 | printf(_("done\n")); | |
1680 | } | |
93345d15 TT |
1681 | no_journal: |
1682 | ||
3839e657 | 1683 | if (!quiet) |
d9c56d3c TT |
1684 | printf(_("Writing superblocks and " |
1685 | "filesystem accounting information: ")); | |
5d45d803 TT |
1686 | retval = ext2fs_flush(fs); |
1687 | if (retval) { | |
6693837e TT |
1688 | fprintf(stderr, |
1689 | _("\nWarning, had trouble writing out superblocks.")); | |
5d45d803 | 1690 | } |
93345d15 | 1691 | if (!quiet) { |
2537b6d0 | 1692 | printf(_("done\n\n")); |
1cca86f5 TT |
1693 | if (!getenv("MKE2FS_SKIP_CHECK_MSG")) |
1694 | print_check_message(fs); | |
93345d15 | 1695 | } |
568101f7 AD |
1696 | val = ext2fs_close(fs); |
1697 | return (retval || val) ? 1 : 0; | |
3839e657 | 1698 | } |