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Commit | Line | Data |
---|---|---|
3839e657 TT |
1 | /* |
2 | * mke2fs.c - Make a ext2fs filesystem. | |
efc6f628 | 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 | |
efc6f628 | 14 | * |
3839e657 | 15 | * The device may be a block device or a image of one, but this isn't |
efc6f628 | 16 | * enforced (but it's not much fun on a character device :-). |
3839e657 TT |
17 | */ |
18 | ||
ebabf2ad TT |
19 | #define _XOPEN_SOURCE 600 /* for inclusion of PATH_MAX in Solaris */ |
20 | ||
a418d3ad | 21 | #include <stdio.h> |
3839e657 | 22 | #include <string.h> |
d0c53774 | 23 | #include <strings.h> |
3839e657 TT |
24 | #include <fcntl.h> |
25 | #include <ctype.h> | |
3839e657 | 26 | #include <time.h> |
756df353 | 27 | #ifdef __linux__ |
2740156b TT |
28 | #include <sys/utsname.h> |
29 | #endif | |
a418d3ad | 30 | #ifdef HAVE_GETOPT_H |
3839e657 | 31 | #include <getopt.h> |
373b8337 TT |
32 | #else |
33 | extern char *optarg; | |
34 | extern int optind; | |
a418d3ad TT |
35 | #endif |
36 | #ifdef HAVE_UNISTD_H | |
3839e657 | 37 | #include <unistd.h> |
a418d3ad TT |
38 | #endif |
39 | #ifdef HAVE_STDLIB_H | |
3839e657 | 40 | #include <stdlib.h> |
a418d3ad TT |
41 | #endif |
42 | #ifdef HAVE_ERRNO_H | |
43 | #include <errno.h> | |
44 | #endif | |
45 | #ifdef HAVE_MNTENT_H | |
3839e657 | 46 | #include <mntent.h> |
a418d3ad | 47 | #endif |
3839e657 | 48 | #include <sys/ioctl.h> |
f3db3566 | 49 | #include <sys/types.h> |
b626b39a | 50 | #include <libgen.h> |
36585791 | 51 | #include <limits.h> |
f3db3566 | 52 | |
54c637d4 | 53 | #include "ext2fs/ext2_fs.h" |
3839e657 | 54 | #include "et/com_err.h" |
1e3472c5 | 55 | #include "uuid/uuid.h" |
896938d5 | 56 | #include "e2p/e2p.h" |
3839e657 | 57 | #include "ext2fs/ext2fs.h" |
63985320 | 58 | #include "util.h" |
9dc6ad1e | 59 | #include "profile.h" |
a6d8302b | 60 | #include "prof_err.h" |
3839e657 | 61 | #include "../version.h" |
d9c56d3c | 62 | #include "nls-enable.h" |
3839e657 TT |
63 | |
64 | #define STRIDE_LENGTH 8 | |
65 | ||
6733c2fd | 66 | #ifndef __sparc__ |
1e3472c5 TT |
67 | #define ZAP_BOOTBLOCK |
68 | #endif | |
69 | ||
3839e657 | 70 | extern int isatty(int); |
f3db3566 | 71 | extern FILE *fpopen(const char *cmd, const char *mode); |
3839e657 TT |
72 | |
73 | const char * program_name = "mke2fs"; | |
d48755e9 | 74 | const char * device_name /* = NULL */; |
3839e657 TT |
75 | |
76 | /* Command line options */ | |
16ed5b3a TT |
77 | int cflag; |
78 | int verbose; | |
79 | int quiet; | |
80 | int super_only; | |
81 | int force; | |
82 | int noaction; | |
83 | int journal_size; | |
84 | int journal_flags; | |
a4396e9d | 85 | int lazy_itable_init; |
16ed5b3a TT |
86 | char *bad_blocks_filename; |
87 | __u32 fs_stride; | |
3839e657 | 88 | |
9b9a780f | 89 | struct ext2_super_block fs_param; |
b0afdda1 | 90 | char *fs_uuid = NULL; |
16ed5b3a TT |
91 | char *creator_os; |
92 | char *volume_label; | |
93 | char *mount_dir; | |
94 | char *journal_device; | |
95 | int sync_kludge; /* Set using the MKE2FS_SYNC env. option */ | |
b626b39a | 96 | char **fs_types; |
3839e657 | 97 | |
9dc6ad1e TT |
98 | profile_t profile; |
99 | ||
31e29a12 | 100 | int sys_page_size = 4096; |
d99225ec | 101 | int linux_version_code = 0; |
31e29a12 | 102 | |
63985320 | 103 | static void usage(void) |
3839e657 | 104 | { |
bdd80f28 | 105 | fprintf(stderr, _("Usage: %s [-c|-l filename] [-b block-size] " |
067911ae | 106 | "[-f fragment-size]\n\t[-i bytes-per-inode] [-I inode-size] " |
bdd80f28 | 107 | "[-J journal-options]\n" |
9ba40002 TT |
108 | "\t[-G meta group size] [-N number-of-inodes]\n" |
109 | "\t[-m reserved-blocks-percentage] [-o creator-os]\n" | |
110 | "\t[-g blocks-per-group] [-L volume-label] " | |
067911ae | 111 | "[-M last-mounted-directory]\n\t[-O feature[,...]] " |
bdd80f28 | 112 | "[-r fs-revision] [-E extended-option[,...]]\n" |
b0afdda1 | 113 | "\t[-T fs-type] [-U UUID] [-jnqvFSV] device [blocks-count]\n"), |
3839e657 TT |
114 | program_name); |
115 | exit(1); | |
116 | } | |
117 | ||
6733c2fd | 118 | static int int_log2(int arg) |
3839e657 TT |
119 | { |
120 | int l = 0; | |
121 | ||
122 | arg >>= 1; | |
123 | while (arg) { | |
124 | l++; | |
125 | arg >>= 1; | |
126 | } | |
127 | return l; | |
128 | } | |
129 | ||
6733c2fd | 130 | static int int_log10(unsigned int arg) |
1dde43f0 TT |
131 | { |
132 | int l; | |
133 | ||
134 | for (l=0; arg ; l++) | |
135 | arg = arg / 10; | |
136 | return l; | |
137 | } | |
138 | ||
d99225ec TT |
139 | static int parse_version_number(const char *s) |
140 | { | |
141 | int major, minor, rev; | |
142 | char *endptr; | |
143 | const char *cp = s; | |
144 | ||
145 | if (!s) | |
146 | return 0; | |
147 | major = strtol(cp, &endptr, 10); | |
148 | if (cp == endptr || *endptr != '.') | |
149 | return 0; | |
150 | cp = endptr + 1; | |
151 | minor = strtol(cp, &endptr, 10); | |
152 | if (cp == endptr || *endptr != '.') | |
153 | return 0; | |
154 | cp = endptr + 1; | |
155 | rev = strtol(cp, &endptr, 10); | |
156 | if (cp == endptr) | |
157 | return 0; | |
158 | return ((((major * 256) + minor) * 256) + rev); | |
159 | } | |
160 | ||
3839e657 TT |
161 | /* |
162 | * Helper function for read_bb_file and test_disk | |
163 | */ | |
54434927 | 164 | static void invalid_block(ext2_filsys fs EXT2FS_ATTR((unused)), blk_t blk) |
3839e657 | 165 | { |
6693837e | 166 | fprintf(stderr, _("Bad block %u out of range; ignored.\n"), blk); |
3839e657 TT |
167 | return; |
168 | } | |
169 | ||
170 | /* | |
171 | * Reads the bad blocks list from a file | |
172 | */ | |
173 | static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list, | |
174 | const char *bad_blocks_file) | |
175 | { | |
176 | FILE *f; | |
177 | errcode_t retval; | |
178 | ||
179 | f = fopen(bad_blocks_file, "r"); | |
180 | if (!f) { | |
181 | com_err("read_bad_blocks_file", errno, | |
d9c56d3c | 182 | _("while trying to open %s"), bad_blocks_file); |
3839e657 TT |
183 | exit(1); |
184 | } | |
185 | retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); | |
186 | fclose (f); | |
187 | if (retval) { | |
188 | com_err("ext2fs_read_bb_FILE", retval, | |
d9c56d3c | 189 | _("while reading in list of bad blocks from file")); |
3839e657 TT |
190 | exit(1); |
191 | } | |
192 | } | |
193 | ||
194 | /* | |
195 | * Runs the badblocks program to test the disk | |
196 | */ | |
197 | static void test_disk(ext2_filsys fs, badblocks_list *bb_list) | |
198 | { | |
199 | FILE *f; | |
200 | errcode_t retval; | |
201 | char buf[1024]; | |
202 | ||
d0ff90d5 | 203 | sprintf(buf, "badblocks -b %d -X %s%s%s %u", fs->blocksize, |
3ed57c27 | 204 | quiet ? "" : "-s ", (cflag > 1) ? "-w " : "", |
8ade4792 | 205 | fs->device_name, fs->super->s_blocks_count-1); |
3839e657 | 206 | if (verbose) |
d9c56d3c | 207 | printf(_("Running command: %s\n"), buf); |
3839e657 TT |
208 | f = popen(buf, "r"); |
209 | if (!f) { | |
210 | com_err("popen", errno, | |
f37ab68a | 211 | _("while trying to run '%s'"), buf); |
3839e657 TT |
212 | exit(1); |
213 | } | |
214 | retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); | |
f3db3566 | 215 | pclose(f); |
3839e657 TT |
216 | if (retval) { |
217 | com_err("ext2fs_read_bb_FILE", retval, | |
d9c56d3c | 218 | _("while processing list of bad blocks from program")); |
3839e657 TT |
219 | exit(1); |
220 | } | |
221 | } | |
222 | ||
223 | static void handle_bad_blocks(ext2_filsys fs, badblocks_list bb_list) | |
224 | { | |
54434927 TT |
225 | dgrp_t i; |
226 | blk_t j; | |
227 | unsigned must_be_good; | |
3839e657 TT |
228 | blk_t blk; |
229 | badblocks_iterate bb_iter; | |
230 | errcode_t retval; | |
f3db3566 TT |
231 | blk_t group_block; |
232 | int group; | |
233 | int group_bad; | |
3839e657 TT |
234 | |
235 | if (!bb_list) | |
236 | return; | |
efc6f628 | 237 | |
3839e657 TT |
238 | /* |
239 | * The primary superblock and group descriptors *must* be | |
240 | * good; if not, abort. | |
241 | */ | |
242 | must_be_good = fs->super->s_first_data_block + 1 + fs->desc_blocks; | |
243 | for (i = fs->super->s_first_data_block; i <= must_be_good; i++) { | |
cbbf031b | 244 | if (ext2fs_badblocks_list_test(bb_list, i)) { |
d9c56d3c TT |
245 | fprintf(stderr, _("Block %d in primary " |
246 | "superblock/group descriptor area bad.\n"), i); | |
d0ff90d5 | 247 | fprintf(stderr, _("Blocks %u through %u must be good " |
d9c56d3c | 248 | "in order to build a filesystem.\n"), |
3839e657 | 249 | fs->super->s_first_data_block, must_be_good); |
54434927 | 250 | fputs(_("Aborting....\n"), stderr); |
3839e657 TT |
251 | exit(1); |
252 | } | |
253 | } | |
f3db3566 TT |
254 | |
255 | /* | |
256 | * See if any of the bad blocks are showing up in the backup | |
257 | * superblocks and/or group descriptors. If so, issue a | |
258 | * warning and adjust the block counts appropriately. | |
259 | */ | |
260 | group_block = fs->super->s_first_data_block + | |
261 | fs->super->s_blocks_per_group; | |
efc6f628 | 262 | |
f3db3566 | 263 | for (i = 1; i < fs->group_desc_count; i++) { |
92bcc595 | 264 | group_bad = 0; |
f3db3566 | 265 | for (j=0; j < fs->desc_blocks+1; j++) { |
cbbf031b TT |
266 | if (ext2fs_badblocks_list_test(bb_list, |
267 | group_block + j)) { | |
efc6f628 | 268 | if (!group_bad) |
f3db3566 | 269 | fprintf(stderr, |
8deb80a5 | 270 | _("Warning: the backup superblock/group descriptors at block %u contain\n" |
d9c56d3c | 271 | " bad blocks.\n\n"), |
f3db3566 TT |
272 | group_block); |
273 | group_bad++; | |
274 | group = ext2fs_group_of_blk(fs, group_block+j); | |
275 | fs->group_desc[group].bg_free_blocks_count++; | |
5711ed29 | 276 | ext2fs_group_desc_csum_set(fs, group); |
f3db3566 TT |
277 | fs->super->s_free_blocks_count++; |
278 | } | |
279 | } | |
280 | group_block += fs->super->s_blocks_per_group; | |
281 | } | |
efc6f628 | 282 | |
3839e657 TT |
283 | /* |
284 | * Mark all the bad blocks as used... | |
285 | */ | |
cbbf031b | 286 | retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter); |
3839e657 | 287 | if (retval) { |
cbbf031b | 288 | com_err("ext2fs_badblocks_list_iterate_begin", retval, |
d9c56d3c | 289 | _("while marking bad blocks as used")); |
3839e657 TT |
290 | exit(1); |
291 | } | |
efc6f628 | 292 | while (ext2fs_badblocks_list_iterate(bb_iter, &blk)) |
463e7327 | 293 | ext2fs_mark_block_bitmap2(fs->block_map, blk); |
cbbf031b | 294 | ext2fs_badblocks_list_iterate_end(bb_iter); |
3839e657 TT |
295 | } |
296 | ||
16ed5b3a TT |
297 | /* |
298 | * These functions implement a generalized progress meter. | |
299 | */ | |
300 | struct progress_struct { | |
301 | char format[20]; | |
302 | char backup[80]; | |
303 | __u32 max; | |
1cca86f5 | 304 | int skip_progress; |
16ed5b3a | 305 | }; |
7d5633cf | 306 | |
16ed5b3a | 307 | static void progress_init(struct progress_struct *progress, |
4ea7bd04 | 308 | const char *label,__u32 max) |
16ed5b3a TT |
309 | { |
310 | int i; | |
3839e657 | 311 | |
16ed5b3a TT |
312 | memset(progress, 0, sizeof(struct progress_struct)); |
313 | if (quiet) | |
314 | return; | |
1dde43f0 TT |
315 | |
316 | /* | |
317 | * Figure out how many digits we need | |
318 | */ | |
16ed5b3a TT |
319 | i = int_log10(max); |
320 | sprintf(progress->format, "%%%dd/%%%dld", i, i); | |
321 | memset(progress->backup, '\b', sizeof(progress->backup)-1); | |
322 | progress->backup[sizeof(progress->backup)-1] = 0; | |
54434927 | 323 | if ((2*i)+1 < (int) sizeof(progress->backup)) |
16ed5b3a TT |
324 | progress->backup[(2*i)+1] = 0; |
325 | progress->max = max; | |
326 | ||
1cca86f5 TT |
327 | progress->skip_progress = 0; |
328 | if (getenv("MKE2FS_SKIP_PROGRESS")) | |
329 | progress->skip_progress++; | |
330 | ||
16ed5b3a TT |
331 | fputs(label, stdout); |
332 | fflush(stdout); | |
333 | } | |
334 | ||
335 | static void progress_update(struct progress_struct *progress, __u32 val) | |
336 | { | |
1cca86f5 | 337 | if ((progress->format[0] == 0) || progress->skip_progress) |
16ed5b3a TT |
338 | return; |
339 | printf(progress->format, val, progress->max); | |
340 | fputs(progress->backup, stdout); | |
341 | } | |
342 | ||
343 | static void progress_close(struct progress_struct *progress) | |
344 | { | |
345 | if (progress->format[0] == 0) | |
346 | return; | |
347 | fputs(_("done \n"), stdout); | |
348 | } | |
349 | ||
a4396e9d | 350 | static void write_inode_tables(ext2_filsys fs, int lazy_flag) |
16ed5b3a TT |
351 | { |
352 | errcode_t retval; | |
353 | blk_t blk; | |
54434927 | 354 | dgrp_t i; |
0f2794c0 | 355 | int num, ipb; |
16ed5b3a TT |
356 | struct progress_struct progress; |
357 | ||
358 | if (quiet) | |
359 | memset(&progress, 0, sizeof(progress)); | |
360 | else | |
361 | progress_init(&progress, _("Writing inode tables: "), | |
362 | fs->group_desc_count); | |
1dde43f0 | 363 | |
3839e657 | 364 | for (i = 0; i < fs->group_desc_count; i++) { |
16ed5b3a | 365 | progress_update(&progress, i); |
efc6f628 | 366 | |
19c78dc0 TT |
367 | blk = fs->group_desc[i].bg_inode_table; |
368 | num = fs->inode_blocks_per_group; | |
16ed5b3a | 369 | |
0f2794c0 TT |
370 | if (lazy_flag) { |
371 | ipb = fs->blocksize / EXT2_INODE_SIZE(fs->super); | |
0f2794c0 TT |
372 | num = ((((fs->super->s_inodes_per_group - |
373 | fs->group_desc[i].bg_itable_unused) * | |
374 | EXT2_INODE_SIZE(fs->super)) + | |
375 | EXT2_BLOCK_SIZE(fs->super) - 1) / | |
376 | EXT2_BLOCK_SIZE(fs->super)); | |
0f2794c0 | 377 | } else { |
d2d22a29 | 378 | /* The kernel doesn't need to zero the itable blocks */ |
732c8cd5 | 379 | ext2fs_bg_flag_set(fs, i, EXT2_BG_INODE_ZEROED); |
5711ed29 | 380 | ext2fs_group_desc_csum_set(fs, i); |
19c78dc0 | 381 | } |
b626b39a | 382 | retval = ext2fs_zero_blocks(fs, blk, num, &blk, &num); |
0f2794c0 TT |
383 | if (retval) { |
384 | fprintf(stderr, _("\nCould not write %d " | |
385 | "blocks in inode table starting at %u: %s\n"), | |
386 | num, blk, error_message(retval)); | |
387 | exit(1); | |
388 | } | |
7d5633cf TT |
389 | if (sync_kludge) { |
390 | if (sync_kludge == 1) | |
391 | sync(); | |
392 | else if ((i % sync_kludge) == 0) | |
393 | sync(); | |
394 | } | |
3839e657 | 395 | } |
b626b39a | 396 | ext2fs_zero_blocks(0, 0, 0, 0, 0); |
16ed5b3a | 397 | progress_close(&progress); |
3839e657 TT |
398 | } |
399 | ||
400 | static void create_root_dir(ext2_filsys fs) | |
401 | { | |
5113a6e3 | 402 | errcode_t retval; |
f3db3566 | 403 | struct ext2_inode inode; |
5113a6e3 | 404 | __u32 uid, gid; |
3839e657 TT |
405 | |
406 | retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0); | |
407 | if (retval) { | |
d9c56d3c | 408 | com_err("ext2fs_mkdir", retval, _("while creating root dir")); |
3839e657 TT |
409 | exit(1); |
410 | } | |
f3db3566 TT |
411 | if (geteuid()) { |
412 | retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode); | |
413 | if (retval) { | |
414 | com_err("ext2fs_read_inode", retval, | |
d9c56d3c | 415 | _("while reading root inode")); |
f3db3566 TT |
416 | exit(1); |
417 | } | |
5113a6e3 ES |
418 | uid = getuid(); |
419 | inode.i_uid = uid; | |
15343922 | 420 | ext2fs_set_i_uid_high(inode, uid >> 16); |
5113a6e3 ES |
421 | if (uid) { |
422 | gid = getgid(); | |
423 | inode.i_gid = gid; | |
15343922 | 424 | ext2fs_set_i_gid_high(inode, gid >> 16); |
5113a6e3 | 425 | } |
e27b4563 | 426 | retval = ext2fs_write_new_inode(fs, EXT2_ROOT_INO, &inode); |
f3db3566 TT |
427 | if (retval) { |
428 | com_err("ext2fs_write_inode", retval, | |
d9c56d3c | 429 | _("while setting root inode ownership")); |
f3db3566 TT |
430 | exit(1); |
431 | } | |
432 | } | |
3839e657 TT |
433 | } |
434 | ||
435 | static void create_lost_and_found(ext2_filsys fs) | |
436 | { | |
2d328bb7 | 437 | unsigned int lpf_size = 0; |
3839e657 | 438 | errcode_t retval; |
dfcdc32f | 439 | ext2_ino_t ino; |
3839e657 TT |
440 | const char *name = "lost+found"; |
441 | int i; | |
442 | ||
6a525069 | 443 | fs->umask = 077; |
3839e657 TT |
444 | retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name); |
445 | if (retval) { | |
d9c56d3c TT |
446 | com_err("ext2fs_mkdir", retval, |
447 | _("while creating /lost+found")); | |
3839e657 TT |
448 | exit(1); |
449 | } | |
450 | ||
451 | retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino); | |
452 | if (retval) { | |
d9c56d3c TT |
453 | com_err("ext2_lookup", retval, |
454 | _("while looking up /lost+found")); | |
3839e657 TT |
455 | exit(1); |
456 | } | |
efc6f628 | 457 | |
3839e657 | 458 | for (i=1; i < EXT2_NDIR_BLOCKS; i++) { |
8c7c6eb1 AD |
459 | /* Ensure that lost+found is at least 2 blocks, so we always |
460 | * test large empty blocks for big-block filesystems. */ | |
461 | if ((lpf_size += fs->blocksize) >= 16*1024 && | |
462 | lpf_size >= 2 * fs->blocksize) | |
50787ea2 | 463 | break; |
3839e657 TT |
464 | retval = ext2fs_expand_dir(fs, ino); |
465 | if (retval) { | |
466 | com_err("ext2fs_expand_dir", retval, | |
d9c56d3c | 467 | _("while expanding /lost+found")); |
3839e657 TT |
468 | exit(1); |
469 | } | |
6a525069 | 470 | } |
3839e657 TT |
471 | } |
472 | ||
473 | static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list) | |
474 | { | |
475 | errcode_t retval; | |
efc6f628 | 476 | |
463e7327 | 477 | ext2fs_mark_inode_bitmap2(fs->inode_map, EXT2_BAD_INO); |
5711ed29 | 478 | ext2fs_inode_alloc_stats2(fs, EXT2_BAD_INO, +1, 0); |
3839e657 TT |
479 | retval = ext2fs_update_bb_inode(fs, bb_list); |
480 | if (retval) { | |
481 | com_err("ext2fs_update_bb_inode", retval, | |
d9c56d3c | 482 | _("while setting bad block inode")); |
3839e657 TT |
483 | exit(1); |
484 | } | |
485 | ||
486 | } | |
487 | ||
488 | static void reserve_inodes(ext2_filsys fs) | |
489 | { | |
dfcdc32f | 490 | ext2_ino_t i; |
3839e657 | 491 | |
5711ed29 TT |
492 | for (i = EXT2_ROOT_INO + 1; i < EXT2_FIRST_INODE(fs->super); i++) |
493 | ext2fs_inode_alloc_stats2(fs, i, +1, 0); | |
3839e657 TT |
494 | ext2fs_mark_ib_dirty(fs); |
495 | } | |
496 | ||
756df353 | 497 | #define BSD_DISKMAGIC (0x82564557UL) /* The disk magic number */ |
7ef3bb83 | 498 | #define BSD_MAGICDISK (0x57455682UL) /* The disk magic number reversed */ |
756df353 | 499 | #define BSD_LABEL_OFFSET 64 |
756df353 | 500 | |
04a96857 | 501 | static void zap_sector(ext2_filsys fs, int sect, int nsect) |
f3db3566 | 502 | { |
3f85f65c | 503 | char *buf; |
f3db3566 | 504 | int retval; |
756df353 | 505 | unsigned int *magic; |
f3db3566 | 506 | |
3f85f65c | 507 | buf = malloc(512*nsect); |
568101f7 | 508 | if (!buf) { |
4ea7bd04 TT |
509 | printf(_("Out of memory erasing sectors %d-%d\n"), |
510 | sect, sect + nsect - 1); | |
568101f7 AD |
511 | exit(1); |
512 | } | |
756df353 | 513 | |
7ef3bb83 TT |
514 | if (sect == 0) { |
515 | /* Check for a BSD disklabel, and don't erase it if so */ | |
24a117ab | 516 | retval = io_channel_read_blk64(fs->io, 0, -512, buf); |
7ef3bb83 TT |
517 | if (retval) |
518 | fprintf(stderr, | |
519 | _("Warning: could not read block 0: %s\n"), | |
520 | error_message(retval)); | |
521 | else { | |
522 | magic = (unsigned int *) (buf + BSD_LABEL_OFFSET); | |
523 | if ((*magic == BSD_DISKMAGIC) || | |
524 | (*magic == BSD_MAGICDISK)) | |
525 | return; | |
526 | } | |
756df353 | 527 | } |
756df353 | 528 | |
7098810d | 529 | memset(buf, 0, 512*nsect); |
e41784eb | 530 | io_channel_set_blksize(fs->io, 512); |
24a117ab | 531 | retval = io_channel_write_blk64(fs->io, sect, -512*nsect, buf); |
e41784eb | 532 | io_channel_set_blksize(fs->io, fs->blocksize); |
3f85f65c | 533 | free(buf); |
f3db3566 | 534 | if (retval) |
6693837e TT |
535 | fprintf(stderr, _("Warning: could not erase sector %d: %s\n"), |
536 | sect, error_message(retval)); | |
f3db3566 | 537 | } |
16ed5b3a TT |
538 | |
539 | static void create_journal_dev(ext2_filsys fs) | |
540 | { | |
541 | struct progress_struct progress; | |
542 | errcode_t retval; | |
543 | char *buf; | |
b626b39a AK |
544 | blk_t blk, err_blk; |
545 | int c, count, err_count; | |
16ed5b3a | 546 | |
d6a27e00 TT |
547 | retval = ext2fs_create_journal_superblock(fs, |
548 | fs->super->s_blocks_count, 0, &buf); | |
549 | if (retval) { | |
550 | com_err("create_journal_dev", retval, | |
551 | _("while initializing journal superblock")); | |
552 | exit(1); | |
553 | } | |
16ed5b3a TT |
554 | if (quiet) |
555 | memset(&progress, 0, sizeof(progress)); | |
556 | else | |
557 | progress_init(&progress, _("Zeroing journal device: "), | |
558 | fs->super->s_blocks_count); | |
559 | ||
b626b39a AK |
560 | blk = 0; |
561 | count = fs->super->s_blocks_count; | |
562 | while (count > 0) { | |
563 | if (count > 1024) | |
564 | c = 1024; | |
565 | else | |
566 | c = count; | |
567 | retval = ext2fs_zero_blocks(fs, blk, c, &err_blk, &err_count); | |
568 | if (retval) { | |
569 | com_err("create_journal_dev", retval, | |
570 | _("while zeroing journal device " | |
571 | "(block %u, count %d)"), | |
572 | err_blk, err_count); | |
573 | exit(1); | |
574 | } | |
575 | blk += c; | |
576 | count -= c; | |
577 | progress_update(&progress, blk); | |
16ed5b3a | 578 | } |
b626b39a | 579 | ext2fs_zero_blocks(0, 0, 0, 0, 0); |
dc2ec525 | 580 | |
24a117ab VAH |
581 | retval = io_channel_write_blk64(fs->io, |
582 | fs->super->s_first_data_block+1, | |
583 | 1, buf); | |
16ed5b3a TT |
584 | if (retval) { |
585 | com_err("create_journal_dev", retval, | |
586 | _("while writing journal superblock")); | |
587 | exit(1); | |
588 | } | |
589 | progress_close(&progress); | |
590 | } | |
f3db3566 | 591 | |
3839e657 TT |
592 | static void show_stats(ext2_filsys fs) |
593 | { | |
ef9abe5f | 594 | struct ext2_super_block *s = fs->super; |
1e3472c5 | 595 | char buf[80]; |
63253946 | 596 | char *os; |
3839e657 | 597 | blk_t group_block; |
54434927 TT |
598 | dgrp_t i; |
599 | int need, col_left; | |
efc6f628 | 600 | |
9b9a780f | 601 | if (fs_param.s_blocks_count != s->s_blocks_count) |
8deb80a5 | 602 | fprintf(stderr, _("warning: %u blocks unused.\n\n"), |
9b9a780f | 603 | fs_param.s_blocks_count - s->s_blocks_count); |
50787ea2 TT |
604 | |
605 | memset(buf, 0, sizeof(buf)); | |
606 | strncpy(buf, s->s_volume_name, sizeof(s->s_volume_name)); | |
d9c56d3c | 607 | printf(_("Filesystem label=%s\n"), buf); |
54434927 | 608 | fputs(_("OS type: "), stdout); |
63253946 TT |
609 | os = e2p_os2string(fs->super->s_creator_os); |
610 | fputs(os, stdout); | |
611 | free(os); | |
50787ea2 | 612 | printf("\n"); |
d9c56d3c | 613 | printf(_("Block size=%u (log=%u)\n"), fs->blocksize, |
50787ea2 | 614 | s->s_log_block_size); |
d9c56d3c | 615 | printf(_("Fragment size=%u (log=%u)\n"), fs->fragsize, |
50787ea2 | 616 | s->s_log_frag_size); |
d9c56d3c | 617 | printf(_("%u inodes, %u blocks\n"), s->s_inodes_count, |
3839e657 | 618 | s->s_blocks_count); |
d9c56d3c | 619 | printf(_("%u blocks (%2.2f%%) reserved for the super user\n"), |
3839e657 TT |
620 | s->s_r_blocks_count, |
621 | 100.0 * s->s_r_blocks_count / s->s_blocks_count); | |
d9c56d3c | 622 | printf(_("First data block=%u\n"), s->s_first_data_block); |
d323f8fb TT |
623 | if (s->s_reserved_gdt_blocks) |
624 | printf(_("Maximum filesystem blocks=%lu\n"), | |
625 | (s->s_reserved_gdt_blocks + fs->desc_blocks) * | |
f2de1d38 | 626 | EXT2_DESC_PER_BLOCK(s) * s->s_blocks_per_group); |
d9c56d3c | 627 | if (fs->group_desc_count > 1) |
c8c071a0 | 628 | printf(_("%u block groups\n"), fs->group_desc_count); |
d9c56d3c | 629 | else |
c8c071a0 | 630 | printf(_("%u block group\n"), fs->group_desc_count); |
d9c56d3c | 631 | printf(_("%u blocks per group, %u fragments per group\n"), |
3839e657 | 632 | s->s_blocks_per_group, s->s_frags_per_group); |
d9c56d3c | 633 | printf(_("%u inodes per group\n"), s->s_inodes_per_group); |
3839e657 TT |
634 | |
635 | if (fs->group_desc_count == 1) { | |
636 | printf("\n"); | |
637 | return; | |
638 | } | |
d323f8fb | 639 | |
d9c56d3c | 640 | printf(_("Superblock backups stored on blocks: ")); |
3839e657 TT |
641 | group_block = s->s_first_data_block; |
642 | col_left = 0; | |
643 | for (i = 1; i < fs->group_desc_count; i++) { | |
644 | group_block += s->s_blocks_per_group; | |
521e3685 TT |
645 | if (!ext2fs_bg_has_super(fs, i)) |
646 | continue; | |
7671433a TT |
647 | if (i != 1) |
648 | printf(", "); | |
6733c2fd | 649 | need = int_log10(group_block) + 2; |
1dde43f0 | 650 | if (need > col_left) { |
3839e657 | 651 | printf("\n\t"); |
1dde43f0 | 652 | col_left = 72; |
3839e657 | 653 | } |
1dde43f0 | 654 | col_left -= need; |
a418d3ad | 655 | printf("%u", group_block); |
3839e657 TT |
656 | } |
657 | printf("\n\n"); | |
658 | } | |
659 | ||
1e3472c5 TT |
660 | /* |
661 | * Set the S_CREATOR_OS field. Return true if OS is known, | |
662 | * otherwise, 0. | |
663 | */ | |
664 | static int set_os(struct ext2_super_block *sb, char *os) | |
665 | { | |
666 | if (isdigit (*os)) | |
667 | sb->s_creator_os = atoi (os); | |
668 | else if (strcasecmp(os, "linux") == 0) | |
669 | sb->s_creator_os = EXT2_OS_LINUX; | |
670 | else if (strcasecmp(os, "GNU") == 0 || strcasecmp(os, "hurd") == 0) | |
671 | sb->s_creator_os = EXT2_OS_HURD; | |
ea1e8f47 TT |
672 | else if (strcasecmp(os, "freebsd") == 0) |
673 | sb->s_creator_os = EXT2_OS_FREEBSD; | |
674 | else if (strcasecmp(os, "lites") == 0) | |
675 | sb->s_creator_os = EXT2_OS_LITES; | |
1e3472c5 TT |
676 | else |
677 | return 0; | |
678 | return 1; | |
679 | } | |
680 | ||
a418d3ad TT |
681 | #define PATH_SET "PATH=/sbin" |
682 | ||
efc6f628 | 683 | static void parse_extended_opts(struct ext2_super_block *param, |
c6a44136 | 684 | const char *opts) |
a29f4d30 | 685 | { |
2d328bb7 | 686 | char *buf, *token, *next, *p, *arg, *badopt = 0; |
a29f4d30 | 687 | int len; |
d323f8fb | 688 | int r_usage = 0; |
a29f4d30 TT |
689 | |
690 | len = strlen(opts); | |
691 | buf = malloc(len+1); | |
692 | if (!buf) { | |
d323f8fb TT |
693 | fprintf(stderr, |
694 | _("Couldn't allocate memory to parse options!\n")); | |
a29f4d30 TT |
695 | exit(1); |
696 | } | |
697 | strcpy(buf, opts); | |
698 | for (token = buf; token && *token; token = next) { | |
699 | p = strchr(token, ','); | |
700 | next = 0; | |
701 | if (p) { | |
702 | *p = 0; | |
703 | next = p+1; | |
d323f8fb | 704 | } |
a29f4d30 TT |
705 | arg = strchr(token, '='); |
706 | if (arg) { | |
707 | *arg = 0; | |
708 | arg++; | |
709 | } | |
710 | if (strcmp(token, "stride") == 0) { | |
711 | if (!arg) { | |
d323f8fb | 712 | r_usage++; |
0c17cb25 | 713 | badopt = token; |
a29f4d30 TT |
714 | continue; |
715 | } | |
0c17cb25 TT |
716 | param->s_raid_stride = strtoul(arg, &p, 0); |
717 | if (*p || (param->s_raid_stride == 0)) { | |
d9c56d3c | 718 | fprintf(stderr, |
f37ab68a TT |
719 | _("Invalid stride parameter: %s\n"), |
720 | arg); | |
d323f8fb TT |
721 | r_usage++; |
722 | continue; | |
723 | } | |
0c17cb25 TT |
724 | } else if (strcmp(token, "stripe-width") == 0 || |
725 | strcmp(token, "stripe_width") == 0) { | |
726 | if (!arg) { | |
727 | r_usage++; | |
728 | badopt = token; | |
729 | continue; | |
730 | } | |
731 | param->s_raid_stripe_width = strtoul(arg, &p, 0); | |
732 | if (*p || (param->s_raid_stripe_width == 0)) { | |
733 | fprintf(stderr, | |
734 | _("Invalid stripe-width parameter: %s\n"), | |
735 | arg); | |
736 | r_usage++; | |
737 | continue; | |
738 | } | |
d323f8fb | 739 | } else if (!strcmp(token, "resize")) { |
c6a44136 TT |
740 | unsigned long resize, bpg, rsv_groups; |
741 | unsigned long group_desc_count, desc_blocks; | |
742 | unsigned int gdpb, blocksize; | |
743 | int rsv_gdb; | |
d323f8fb TT |
744 | |
745 | if (!arg) { | |
746 | r_usage++; | |
0c17cb25 | 747 | badopt = token; |
a29f4d30 TT |
748 | continue; |
749 | } | |
d323f8fb | 750 | |
efc6f628 | 751 | resize = parse_num_blocks(arg, |
55f4cbd9 | 752 | param->s_log_block_size); |
d323f8fb TT |
753 | |
754 | if (resize == 0) { | |
efc6f628 | 755 | fprintf(stderr, |
55f4cbd9 TT |
756 | _("Invalid resize parameter: %s\n"), |
757 | arg); | |
d323f8fb TT |
758 | r_usage++; |
759 | continue; | |
760 | } | |
c6a44136 | 761 | if (resize <= param->s_blocks_count) { |
efc6f628 | 762 | fprintf(stderr, |
f37ab68a TT |
763 | _("The resize maximum must be greater " |
764 | "than the filesystem size.\n")); | |
c6a44136 TT |
765 | r_usage++; |
766 | continue; | |
767 | } | |
d323f8fb | 768 | |
c6a44136 TT |
769 | blocksize = EXT2_BLOCK_SIZE(param); |
770 | bpg = param->s_blocks_per_group; | |
771 | if (!bpg) | |
772 | bpg = blocksize * 8; | |
f2de1d38 | 773 | gdpb = EXT2_DESC_PER_BLOCK(param); |
efc6f628 | 774 | group_desc_count = |
69022e02 | 775 | ext2fs_div_ceil(param->s_blocks_count, bpg); |
c6a44136 TT |
776 | desc_blocks = (group_desc_count + |
777 | gdpb - 1) / gdpb; | |
69022e02 | 778 | rsv_groups = ext2fs_div_ceil(resize, bpg); |
efc6f628 | 779 | rsv_gdb = ext2fs_div_ceil(rsv_groups, gdpb) - |
c6a44136 | 780 | desc_blocks; |
9b9a780f | 781 | if (rsv_gdb > (int) EXT2_ADDR_PER_BLOCK(param)) |
c6a44136 TT |
782 | rsv_gdb = EXT2_ADDR_PER_BLOCK(param); |
783 | ||
784 | if (rsv_gdb > 0) { | |
b290d2dc | 785 | if (param->s_rev_level == EXT2_GOOD_OLD_REV) { |
efc6f628 | 786 | fprintf(stderr, |
b290d2dc | 787 | _("On-line resizing not supported with revision 0 filesystems\n")); |
21400381 | 788 | free(buf); |
b290d2dc TT |
789 | exit(1); |
790 | } | |
c6a44136 TT |
791 | param->s_feature_compat |= |
792 | EXT2_FEATURE_COMPAT_RESIZE_INODE; | |
793 | ||
794 | param->s_reserved_gdt_blocks = rsv_gdb; | |
795 | } | |
6cb27404 TT |
796 | } else if (!strcmp(token, "test_fs")) { |
797 | param->s_flags |= EXT2_FLAGS_TEST_FILESYS; | |
a4396e9d | 798 | } else if (!strcmp(token, "lazy_itable_init")) { |
43781b94 TT |
799 | if (arg) |
800 | lazy_itable_init = strtoul(arg, &p, 0); | |
801 | else | |
802 | lazy_itable_init = 1; | |
0c17cb25 | 803 | } else { |
d323f8fb | 804 | r_usage++; |
0c17cb25 TT |
805 | badopt = token; |
806 | } | |
a29f4d30 | 807 | } |
d323f8fb | 808 | if (r_usage) { |
0c17cb25 | 809 | fprintf(stderr, _("\nBad option(s) specified: %s\n\n" |
bb145b01 | 810 | "Extended options are separated by commas, " |
a29f4d30 TT |
811 | "and may take an argument which\n" |
812 | "\tis set off by an equals ('=') sign.\n\n" | |
bb145b01 | 813 | "Valid extended options are:\n" |
0c17cb25 TT |
814 | "\tstride=<RAID per-disk data chunk in blocks>\n" |
815 | "\tstripe-width=<RAID stride * data disks in blocks>\n" | |
a4396e9d TT |
816 | "\tresize=<resize maximum size in blocks>\n" |
817 | "\tlazy_itable_init=<0 to disable, 1 to enable>\n" | |
818 | "\ttest_fs\n\n"), | |
2d328bb7 | 819 | badopt ? badopt : ""); |
21400381 | 820 | free(buf); |
a29f4d30 TT |
821 | exit(1); |
822 | } | |
0c17cb25 TT |
823 | if (param->s_raid_stride && |
824 | (param->s_raid_stripe_width % param->s_raid_stride) != 0) | |
825 | fprintf(stderr, _("\nWarning: RAID stripe-width %u not an even " | |
826 | "multiple of stride %u.\n\n"), | |
827 | param->s_raid_stripe_width, param->s_raid_stride); | |
828 | ||
21400381 | 829 | free(buf); |
efc6f628 | 830 | } |
a29f4d30 | 831 | |
896938d5 | 832 | static __u32 ok_features[3] = { |
558df544 | 833 | /* Compat */ |
843049c4 | 834 | EXT3_FEATURE_COMPAT_HAS_JOURNAL | |
d323f8fb | 835 | EXT2_FEATURE_COMPAT_RESIZE_INODE | |
f5fa2007 | 836 | EXT2_FEATURE_COMPAT_DIR_INDEX | |
558df544 TT |
837 | EXT2_FEATURE_COMPAT_EXT_ATTR, |
838 | /* Incompat */ | |
839 | EXT2_FEATURE_INCOMPAT_FILETYPE| | |
bf6b848e | 840 | EXT3_FEATURE_INCOMPAT_EXTENTS| |
c046ac7f | 841 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV| |
c2d4300b JS |
842 | EXT2_FEATURE_INCOMPAT_META_BG| |
843 | EXT4_FEATURE_INCOMPAT_FLEX_BG, | |
558df544 TT |
844 | /* R/O compat */ |
845 | EXT2_FEATURE_RO_COMPAT_LARGE_FILE| | |
2be8fe43 TT |
846 | EXT4_FEATURE_RO_COMPAT_HUGE_FILE| |
847 | EXT4_FEATURE_RO_COMPAT_DIR_NLINK| | |
848 | EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE| | |
d2d22a29 JS |
849 | EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER| |
850 | EXT4_FEATURE_RO_COMPAT_GDT_CSUM | |
896938d5 | 851 | }; |
a29f4d30 TT |
852 | |
853 | ||
9dc6ad1e TT |
854 | static void syntax_err_report(const char *filename, long err, int line_num) |
855 | { | |
efc6f628 | 856 | fprintf(stderr, |
9dc6ad1e TT |
857 | _("Syntax error in mke2fs config file (%s, line #%d)\n\t%s\n"), |
858 | filename, line_num, error_message(err)); | |
859 | exit(1); | |
860 | } | |
861 | ||
abcfdfda | 862 | static const char *config_fn[] = { ROOT_SYSCONFDIR "/mke2fs.conf", 0 }; |
9dc6ad1e | 863 | |
efc6f628 | 864 | static void edit_feature(const char *str, __u32 *compat_array) |
9dc6ad1e TT |
865 | { |
866 | if (!str) | |
867 | return; | |
868 | ||
869 | if (e2p_edit_feature(str, compat_array, ok_features)) { | |
efc6f628 | 870 | fprintf(stderr, _("Invalid filesystem option set: %s\n"), |
9dc6ad1e TT |
871 | str); |
872 | exit(1); | |
873 | } | |
874 | } | |
875 | ||
3d43836f TT |
876 | struct str_list { |
877 | char **list; | |
878 | int num; | |
879 | int max; | |
880 | }; | |
881 | ||
882 | static errcode_t init_list(struct str_list *sl) | |
883 | { | |
884 | sl->num = 0; | |
885 | sl->max = 0; | |
886 | sl->list = malloc((sl->max+1) * sizeof(char *)); | |
887 | if (!sl->list) | |
888 | return ENOMEM; | |
889 | sl->list[0] = 0; | |
890 | return 0; | |
891 | } | |
892 | ||
893 | static errcode_t push_string(struct str_list *sl, const char *str) | |
894 | { | |
895 | char **new_list; | |
896 | ||
897 | if (sl->num >= sl->max) { | |
898 | sl->max += 2; | |
899 | new_list = realloc(sl->list, (sl->max+1) * sizeof(char *)); | |
900 | if (!new_list) | |
901 | return ENOMEM; | |
902 | sl->list = new_list; | |
903 | } | |
904 | sl->list[sl->num] = malloc(strlen(str)+1); | |
905 | if (sl->list[sl->num] == 0) | |
906 | return ENOMEM; | |
907 | strcpy(sl->list[sl->num], str); | |
908 | sl->num++; | |
909 | sl->list[sl->num] = 0; | |
910 | return 0; | |
911 | } | |
912 | ||
913 | static void print_str_list(char **list) | |
914 | { | |
915 | char **cpp; | |
916 | ||
917 | for (cpp = list; *cpp; cpp++) { | |
918 | printf("'%s'", *cpp); | |
919 | if (cpp[1]) | |
920 | fputs(", ", stdout); | |
921 | } | |
922 | fputc('\n', stdout); | |
923 | } | |
924 | ||
925 | static char **parse_fs_type(const char *fs_type, | |
926 | const char *usage_types, | |
927 | struct ext2_super_block *fs_param, | |
928 | char *progname) | |
929 | { | |
930 | const char *ext_type = 0; | |
931 | char *parse_str; | |
932 | char *profile_type = 0; | |
933 | char *cp, *t; | |
934 | const char *size_type; | |
935 | struct str_list list; | |
3d43836f | 936 | unsigned long meg; |
7f5601e5 | 937 | int is_hurd = 0; |
3d43836f TT |
938 | |
939 | if (init_list(&list)) | |
940 | return 0; | |
941 | ||
7f5601e5 TT |
942 | if (creator_os && (!strcasecmp(creator_os, "GNU") || |
943 | !strcasecmp(creator_os, "hurd"))) | |
944 | is_hurd = 1; | |
945 | ||
3d43836f TT |
946 | if (fs_type) |
947 | ext_type = fs_type; | |
7f5601e5 TT |
948 | else if (is_hurd) |
949 | ext_type = "ext2"; | |
1a71bd42 TT |
950 | else if (!strcmp(program_name, "mke3fs")) |
951 | ext_type = "ext3"; | |
3d43836f TT |
952 | else if (progname) { |
953 | ext_type = strrchr(progname, '/'); | |
954 | if (ext_type) | |
955 | ext_type++; | |
956 | else | |
957 | ext_type = progname; | |
958 | ||
959 | if (!strncmp(ext_type, "mkfs.", 5)) { | |
960 | ext_type += 5; | |
961 | if (ext_type[0] == 0) | |
962 | ext_type = 0; | |
963 | } else | |
964 | ext_type = 0; | |
965 | } | |
966 | ||
967 | if (!ext_type) { | |
968 | profile_get_string(profile, "defaults", "fs_type", 0, | |
969 | "ext2", &profile_type); | |
970 | ext_type = profile_type; | |
971 | if (!strcmp(ext_type, "ext2") && (journal_size != 0)) | |
972 | ext_type = "ext3"; | |
973 | } | |
974 | ||
bad89b2a TT |
975 | if (!strcmp(ext_type, "ext3") || !strcmp(ext_type, "ext4") || |
976 | !strcmp(ext_type, "ext4dev")) { | |
977 | profile_get_string(profile, "fs_types", ext_type, "features", | |
978 | 0, &t); | |
979 | if (!t) { | |
980 | printf(_("\nWarning! Your mke2fs.conf file does " | |
981 | "not define the %s filesystem type.\n"), | |
982 | ext_type); | |
983 | printf(_("You probably need to install an updated " | |
984 | "mke2fs.conf file.\n\n")); | |
985 | sleep(5); | |
986 | } | |
987 | } | |
988 | ||
3d43836f TT |
989 | meg = (1024 * 1024) / EXT2_BLOCK_SIZE(fs_param); |
990 | if (fs_param->s_blocks_count < 3 * meg) | |
991 | size_type = "floppy"; | |
992 | else if (fs_param->s_blocks_count < 512 * meg) | |
993 | size_type = "small"; | |
994 | else | |
995 | size_type = "default"; | |
996 | ||
997 | if (!usage_types) | |
998 | usage_types = size_type; | |
999 | ||
1000 | parse_str = malloc(usage_types ? strlen(usage_types)+1 : 1); | |
1001 | if (!parse_str) { | |
1002 | free(list.list); | |
1003 | return 0; | |
1004 | } | |
1005 | if (usage_types) | |
1006 | strcpy(parse_str, usage_types); | |
1007 | else | |
1008 | *parse_str = '\0'; | |
1009 | ||
1010 | if (ext_type) | |
1011 | push_string(&list, ext_type); | |
1012 | cp = parse_str; | |
1013 | while (1) { | |
1014 | t = strchr(cp, ','); | |
1015 | if (t) | |
1016 | *t = '\0'; | |
1017 | ||
1018 | if (*cp) | |
1019 | push_string(&list, cp); | |
1020 | if (t) | |
1021 | cp = t+1; | |
1022 | else { | |
1023 | cp = ""; | |
1024 | break; | |
1025 | } | |
1026 | } | |
1027 | free(parse_str); | |
45e338f5 | 1028 | free(profile_type); |
7f5601e5 TT |
1029 | if (is_hurd) |
1030 | push_string(&list, "hurd"); | |
3d43836f TT |
1031 | return (list.list); |
1032 | } | |
1033 | ||
1034 | static char *get_string_from_profile(char **fs_types, const char *opt, | |
1035 | const char *def_val) | |
1036 | { | |
1037 | char *ret = 0; | |
3d43836f TT |
1038 | int i; |
1039 | ||
1040 | for (i=0; fs_types[i]; i++); | |
1041 | for (i-=1; i >=0 ; i--) { | |
1042 | profile_get_string(profile, "fs_types", fs_types[i], | |
1043 | opt, 0, &ret); | |
1044 | if (ret) | |
1045 | return ret; | |
1046 | } | |
1047 | profile_get_string(profile, "defaults", opt, 0, def_val, &ret); | |
1048 | return (ret); | |
1049 | } | |
1050 | ||
1051 | static int get_int_from_profile(char **fs_types, const char *opt, int def_val) | |
1052 | { | |
1053 | int ret; | |
1054 | char **cpp; | |
1055 | ||
1056 | profile_get_integer(profile, "defaults", opt, 0, def_val, &ret); | |
1057 | for (cpp = fs_types; *cpp; cpp++) | |
1058 | profile_get_integer(profile, "fs_types", *cpp, opt, ret, &ret); | |
1059 | return ret; | |
1060 | } | |
1061 | ||
a4396e9d TT |
1062 | static int get_bool_from_profile(char **fs_types, const char *opt, int def_val) |
1063 | { | |
1064 | int ret; | |
1065 | char **cpp; | |
1066 | ||
1067 | profile_get_boolean(profile, "defaults", opt, 0, def_val, &ret); | |
1068 | for (cpp = fs_types; *cpp; cpp++) | |
1069 | profile_get_boolean(profile, "fs_types", *cpp, opt, ret, &ret); | |
1070 | return ret; | |
1071 | } | |
3d43836f | 1072 | |
d48bc604 TT |
1073 | extern const char *mke2fs_default_profile; |
1074 | static const char *default_files[] = { "<default>", 0 }; | |
1075 | ||
3839e657 TT |
1076 | static void PRS(int argc, char *argv[]) |
1077 | { | |
c5290fae | 1078 | int b, c; |
4a600566 | 1079 | int size; |
79e62409 | 1080 | char *tmp, **cpp; |
4a600566 TT |
1081 | int blocksize = 0; |
1082 | int inode_ratio = 0; | |
932a489c | 1083 | int inode_size = 0; |
9ba40002 | 1084 | unsigned long flex_bg_size = 0; |
ce911145 | 1085 | double reserved_ratio = 5.0; |
93d5c387 | 1086 | int sector_size = 0; |
1e6e4c5e | 1087 | int show_version_only = 0; |
de8f3a76 | 1088 | unsigned long long num_inodes = 0; /* unsigned long long to catch too-large input */ |
a418d3ad | 1089 | errcode_t retval; |
4a600566 | 1090 | char * oldpath = getenv("PATH"); |
c6a44136 | 1091 | char * extended_opts = 0; |
4ea7bd04 | 1092 | const char * fs_type = 0; |
3d43836f | 1093 | const char * usage_types = 0; |
4a600566 | 1094 | blk_t dev_size; |
756df353 | 1095 | #ifdef __linux__ |
4a600566 | 1096 | struct utsname ut; |
2740156b | 1097 | #endif |
31e29a12 | 1098 | long sysval; |
9dc6ad1e TT |
1099 | int s_opt = -1, r_opt = -1; |
1100 | char *fs_features = 0; | |
1101 | int use_bsize; | |
642935c0 TT |
1102 | char *newpath; |
1103 | int pathlen = sizeof(PATH_SET) + 1; | |
1104 | ||
1105 | if (oldpath) | |
1106 | pathlen += strlen(oldpath); | |
1107 | newpath = malloc(pathlen); | |
1108 | strcpy(newpath, PATH_SET); | |
14bbcbc3 | 1109 | |
3839e657 | 1110 | /* Update our PATH to include /sbin */ |
a418d3ad | 1111 | if (oldpath) { |
a418d3ad TT |
1112 | strcat (newpath, ":"); |
1113 | strcat (newpath, oldpath); | |
642935c0 TT |
1114 | } |
1115 | putenv (newpath); | |
3839e657 | 1116 | |
16ed5b3a TT |
1117 | tmp = getenv("MKE2FS_SYNC"); |
1118 | if (tmp) | |
1119 | sync_kludge = atoi(tmp); | |
31e29a12 TT |
1120 | |
1121 | /* Determine the system page size if possible */ | |
1122 | #ifdef HAVE_SYSCONF | |
1123 | #if (!defined(_SC_PAGESIZE) && defined(_SC_PAGE_SIZE)) | |
1124 | #define _SC_PAGESIZE _SC_PAGE_SIZE | |
1125 | #endif | |
1126 | #ifdef _SC_PAGESIZE | |
1127 | sysval = sysconf(_SC_PAGESIZE); | |
aab6fe73 | 1128 | if (sysval > 0) |
31e29a12 TT |
1129 | sys_page_size = sysval; |
1130 | #endif /* _SC_PAGESIZE */ | |
1131 | #endif /* HAVE_SYSCONF */ | |
9dc6ad1e TT |
1132 | |
1133 | if ((tmp = getenv("MKE2FS_CONFIG")) != NULL) | |
1134 | config_fn[0] = tmp; | |
1135 | profile_set_syntax_err_cb(syntax_err_report); | |
d48bc604 TT |
1136 | retval = profile_init(config_fn, &profile); |
1137 | if (retval == ENOENT) { | |
1138 | profile_init(default_files, &profile); | |
1139 | profile_set_default(profile, mke2fs_default_profile); | |
1140 | } | |
efc6f628 | 1141 | |
3839e657 TT |
1142 | setbuf(stdout, NULL); |
1143 | setbuf(stderr, NULL); | |
a6d8302b TT |
1144 | add_error_table(&et_ext2_error_table); |
1145 | add_error_table(&et_prof_error_table); | |
9b9a780f TT |
1146 | memset(&fs_param, 0, sizeof(struct ext2_super_block)); |
1147 | fs_param.s_rev_level = 1; /* Create revision 1 filesystems now */ | |
843049c4 | 1148 | |
756df353 | 1149 | #ifdef __linux__ |
14bbcbc3 TT |
1150 | if (uname(&ut)) { |
1151 | perror("uname"); | |
1152 | exit(1); | |
1153 | } | |
d99225ec | 1154 | linux_version_code = parse_version_number(ut.release); |
9dc6ad1e | 1155 | if (linux_version_code && linux_version_code < (2*65536 + 2*256)) |
9b9a780f | 1156 | fs_param.s_rev_level = 0; |
14bbcbc3 | 1157 | #endif |
0072f8de AD |
1158 | |
1159 | if (argc && *argv) { | |
1160 | program_name = get_progname(*argv); | |
1161 | ||
1162 | /* If called as mkfs.ext3, create a journal inode */ | |
1a71bd42 TT |
1163 | if (!strcmp(program_name, "mkfs.ext3") || |
1164 | !strcmp(program_name, "mke3fs")) | |
0072f8de AD |
1165 | journal_size = -1; |
1166 | } | |
1167 | ||
1e3472c5 | 1168 | while ((c = getopt (argc, argv, |
b0afdda1 | 1169 | "b:cf:g:G:i:jl:m:no:qr:s:t:vE:FI:J:L:M:N:O:R:ST:U:V")) != EOF) { |
3839e657 TT |
1170 | switch (c) { |
1171 | case 'b': | |
c5290fae TT |
1172 | blocksize = strtol(optarg, &tmp, 0); |
1173 | b = (blocksize > 0) ? blocksize : -blocksize; | |
1174 | if (b < EXT2_MIN_BLOCK_SIZE || | |
1175 | b > EXT2_MAX_BLOCK_SIZE || *tmp) { | |
d9c56d3c | 1176 | com_err(program_name, 0, |
f37ab68a | 1177 | _("invalid block size - %s"), optarg); |
3839e657 TT |
1178 | exit(1); |
1179 | } | |
932a489c AD |
1180 | if (blocksize > 4096) |
1181 | fprintf(stderr, _("Warning: blocksize %d not " | |
1182 | "usable on most systems.\n"), | |
1183 | blocksize); | |
efc6f628 | 1184 | if (blocksize > 0) |
9b9a780f | 1185 | fs_param.s_log_block_size = |
c5290fae TT |
1186 | int_log2(blocksize >> |
1187 | EXT2_MIN_BLOCK_LOG_SIZE); | |
3839e657 | 1188 | break; |
b10fd5e8 | 1189 | case 'c': /* Check for bad blocks */ |
3ed57c27 | 1190 | cflag++; |
3839e657 TT |
1191 | break; |
1192 | case 'f': | |
1193 | size = strtoul(optarg, &tmp, 0); | |
932a489c AD |
1194 | if (size < EXT2_MIN_BLOCK_SIZE || |
1195 | size > EXT2_MAX_BLOCK_SIZE || *tmp) { | |
d9c56d3c | 1196 | com_err(program_name, 0, |
bb145b01 | 1197 | _("invalid fragment size - %s"), |
3839e657 TT |
1198 | optarg); |
1199 | exit(1); | |
1200 | } | |
9b9a780f | 1201 | fs_param.s_log_frag_size = |
6733c2fd | 1202 | int_log2(size >> EXT2_MIN_BLOCK_LOG_SIZE); |
6693837e | 1203 | fprintf(stderr, _("Warning: fragments not supported. " |
d9c56d3c | 1204 | "Ignoring -f option\n")); |
3839e657 TT |
1205 | break; |
1206 | case 'g': | |
9b9a780f | 1207 | fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0); |
f3db3566 TT |
1208 | if (*tmp) { |
1209 | com_err(program_name, 0, | |
d9c56d3c | 1210 | _("Illegal number for blocks per group")); |
f3db3566 TT |
1211 | exit(1); |
1212 | } | |
9b9a780f | 1213 | if ((fs_param.s_blocks_per_group % 8) != 0) { |
f3db3566 | 1214 | com_err(program_name, 0, |
d9c56d3c | 1215 | _("blocks per group must be multiple of 8")); |
3839e657 TT |
1216 | exit(1); |
1217 | } | |
1218 | break; | |
9ba40002 TT |
1219 | case 'G': |
1220 | flex_bg_size = strtoul(optarg, &tmp, 0); | |
1221 | if (*tmp) { | |
1222 | com_err(program_name, 0, | |
1223 | _("Illegal number for flex_bg size")); | |
1224 | exit(1); | |
1225 | } | |
1226 | if (flex_bg_size < 2 || | |
1227 | (flex_bg_size & (flex_bg_size-1)) != 0) { | |
1228 | com_err(program_name, 0, | |
1229 | _("flex_bg size must be a power of 2")); | |
1230 | exit(1); | |
1231 | } | |
1232 | break; | |
3839e657 TT |
1233 | case 'i': |
1234 | inode_ratio = strtoul(optarg, &tmp, 0); | |
932a489c AD |
1235 | if (inode_ratio < EXT2_MIN_BLOCK_SIZE || |
1236 | inode_ratio > EXT2_MAX_BLOCK_SIZE * 1024 || | |
3839e657 | 1237 | *tmp) { |
d9c56d3c | 1238 | com_err(program_name, 0, |
bb145b01 | 1239 | _("invalid inode ratio %s (min %d/max %d)"), |
932a489c AD |
1240 | optarg, EXT2_MIN_BLOCK_SIZE, |
1241 | EXT2_MAX_BLOCK_SIZE); | |
3839e657 TT |
1242 | exit(1); |
1243 | } | |
1244 | break; | |
dc2ec525 TT |
1245 | case 'J': |
1246 | parse_journal_opts(optarg); | |
1247 | break; | |
85ef4ae8 | 1248 | case 'j': |
dc2ec525 TT |
1249 | if (!journal_size) |
1250 | journal_size = -1; | |
8ddaa66b | 1251 | break; |
3839e657 | 1252 | case 'l': |
f3db3566 TT |
1253 | bad_blocks_filename = malloc(strlen(optarg)+1); |
1254 | if (!bad_blocks_filename) { | |
1255 | com_err(program_name, ENOMEM, | |
d9c56d3c | 1256 | _("in malloc for bad_blocks_filename")); |
f3db3566 TT |
1257 | exit(1); |
1258 | } | |
1259 | strcpy(bad_blocks_filename, optarg); | |
3839e657 TT |
1260 | break; |
1261 | case 'm': | |
ce911145 | 1262 | reserved_ratio = strtod(optarg, &tmp); |
8d822455 TT |
1263 | if ( *tmp || reserved_ratio > 50 || |
1264 | reserved_ratio < 0) { | |
3839e657 | 1265 | com_err(program_name, 0, |
bb145b01 | 1266 | _("invalid reserved blocks percent - %s"), |
3839e657 TT |
1267 | optarg); |
1268 | exit(1); | |
1269 | } | |
1270 | break; | |
50787ea2 TT |
1271 | case 'n': |
1272 | noaction++; | |
1273 | break; | |
1e3472c5 TT |
1274 | case 'o': |
1275 | creator_os = optarg; | |
1276 | break; | |
2524785d AD |
1277 | case 'q': |
1278 | quiet = 1; | |
1279 | break; | |
7f88b043 | 1280 | case 'r': |
9dc6ad1e | 1281 | r_opt = strtoul(optarg, &tmp, 0); |
2524785d AD |
1282 | if (*tmp) { |
1283 | com_err(program_name, 0, | |
1284 | _("bad revision level - %s"), optarg); | |
1285 | exit(1); | |
1286 | } | |
9dc6ad1e | 1287 | fs_param.s_rev_level = r_opt; |
7f88b043 | 1288 | break; |
b10fd5e8 | 1289 | case 's': /* deprecated */ |
9dc6ad1e | 1290 | s_opt = atoi(optarg); |
521e3685 | 1291 | break; |
7f88b043 | 1292 | case 'I': |
932a489c AD |
1293 | inode_size = strtoul(optarg, &tmp, 0); |
1294 | if (*tmp) { | |
1295 | com_err(program_name, 0, | |
bb145b01 | 1296 | _("invalid inode size - %s"), optarg); |
932a489c AD |
1297 | exit(1); |
1298 | } | |
7f88b043 | 1299 | break; |
3839e657 TT |
1300 | case 'v': |
1301 | verbose = 1; | |
1302 | break; | |
74becf3c | 1303 | case 'F': |
c16e610c | 1304 | force++; |
74becf3c | 1305 | break; |
1e3472c5 TT |
1306 | case 'L': |
1307 | volume_label = optarg; | |
1308 | break; | |
1309 | case 'M': | |
1310 | mount_dir = optarg; | |
1311 | break; | |
2524785d AD |
1312 | case 'N': |
1313 | num_inodes = strtoul(optarg, &tmp, 0); | |
1314 | if (*tmp) { | |
1315 | com_err(program_name, 0, | |
1316 | _("bad num inodes - %s"), optarg); | |
1317 | exit(1); | |
1318 | } | |
1319 | break; | |
896938d5 | 1320 | case 'O': |
9dc6ad1e | 1321 | fs_features = optarg; |
896938d5 | 1322 | break; |
c6a44136 | 1323 | case 'E': |
a29f4d30 | 1324 | case 'R': |
c6a44136 | 1325 | extended_opts = optarg; |
a29f4d30 | 1326 | break; |
f3db3566 TT |
1327 | case 'S': |
1328 | super_only = 1; | |
1329 | break; | |
3d43836f | 1330 | case 't': |
50787ea2 TT |
1331 | fs_type = optarg; |
1332 | break; | |
3d43836f TT |
1333 | case 'T': |
1334 | usage_types = optarg; | |
1335 | break; | |
b0afdda1 TT |
1336 | case 'U': |
1337 | fs_uuid = optarg; | |
1338 | break; | |
818180cd TT |
1339 | case 'V': |
1340 | /* Print version number and exit */ | |
1e6e4c5e TT |
1341 | show_version_only++; |
1342 | break; | |
3839e657 TT |
1343 | default: |
1344 | usage(); | |
1345 | } | |
3839e657 | 1346 | } |
55f4cbd9 | 1347 | if ((optind == argc) && !show_version_only) |
3839e657 | 1348 | usage(); |
55f4cbd9 | 1349 | device_name = argv[optind++]; |
a418d3ad | 1350 | |
1e6e4c5e | 1351 | if (!quiet || show_version_only) |
efc6f628 | 1352 | fprintf (stderr, "mke2fs %s (%s)\n", E2FSPROGS_VERSION, |
3879857e TT |
1353 | E2FSPROGS_DATE); |
1354 | ||
1e6e4c5e | 1355 | if (show_version_only) { |
efc6f628 | 1356 | fprintf(stderr, _("\tUsing %s\n"), |
1e6e4c5e TT |
1357 | error_message(EXT2_ET_BASE)); |
1358 | exit(0); | |
1359 | } | |
1360 | ||
77dc4eb0 TT |
1361 | /* |
1362 | * If there's no blocksize specified and there is a journal | |
1363 | * device, use it to figure out the blocksize | |
1364 | */ | |
c5290fae | 1365 | if (blocksize <= 0 && journal_device) { |
77dc4eb0 | 1366 | ext2_filsys jfs; |
a7ccdff8 | 1367 | io_manager io_ptr; |
77dc4eb0 | 1368 | |
a7ccdff8 | 1369 | #ifdef CONFIG_TESTIO_DEBUG |
f38cf3cb TT |
1370 | if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) { |
1371 | io_ptr = test_io_manager; | |
1372 | test_io_backing_manager = unix_io_manager; | |
1373 | } else | |
a7ccdff8 | 1374 | #endif |
f38cf3cb | 1375 | io_ptr = unix_io_manager; |
77dc4eb0 TT |
1376 | retval = ext2fs_open(journal_device, |
1377 | EXT2_FLAG_JOURNAL_DEV_OK, 0, | |
a7ccdff8 | 1378 | 0, io_ptr, &jfs); |
77dc4eb0 TT |
1379 | if (retval) { |
1380 | com_err(program_name, retval, | |
1381 | _("while trying to open journal device %s\n"), | |
1382 | journal_device); | |
1383 | exit(1); | |
1384 | } | |
54434927 | 1385 | if ((blocksize < 0) && (jfs->blocksize < (unsigned) (-blocksize))) { |
c5290fae | 1386 | com_err(program_name, 0, |
ddc32a04 | 1387 | _("Journal dev blocksize (%d) smaller than " |
c5290fae TT |
1388 | "minimum blocksize %d\n"), jfs->blocksize, |
1389 | -blocksize); | |
1390 | exit(1); | |
1391 | } | |
77dc4eb0 | 1392 | blocksize = jfs->blocksize; |
f8df04bc | 1393 | printf(_("Using journal device's blocksize: %d\n"), blocksize); |
9b9a780f | 1394 | fs_param.s_log_block_size = |
77dc4eb0 TT |
1395 | int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); |
1396 | ext2fs_close(jfs); | |
1397 | } | |
dc2ec525 | 1398 | |
31e29a12 | 1399 | if (blocksize > sys_page_size) { |
932a489c AD |
1400 | if (!force) { |
1401 | com_err(program_name, 0, | |
1402 | _("%d-byte blocks too big for system (max %d)"), | |
31e29a12 | 1403 | blocksize, sys_page_size); |
932a489c AD |
1404 | proceed_question(); |
1405 | } | |
1406 | fprintf(stderr, _("Warning: %d-byte blocks too big for system " | |
1407 | "(max %d), forced to continue\n"), | |
31e29a12 | 1408 | blocksize, sys_page_size); |
932a489c | 1409 | } |
55f4cbd9 | 1410 | if (optind < argc) { |
efc6f628 | 1411 | fs_param.s_blocks_count = parse_num_blocks(argv[optind++], |
9b9a780f TT |
1412 | fs_param.s_log_block_size); |
1413 | if (!fs_param.s_blocks_count) { | |
f37ab68a | 1414 | com_err(program_name, 0, _("invalid blocks count - %s"), |
55f4cbd9 TT |
1415 | argv[optind - 1]); |
1416 | exit(1); | |
1417 | } | |
1418 | } | |
1419 | if (optind < argc) | |
1420 | usage(); | |
1421 | ||
74becf3c | 1422 | if (!force) |
8ddaa66b | 1423 | check_plausibility(device_name); |
63985320 | 1424 | check_mount(device_name, force, _("filesystem")); |
a418d3ad | 1425 | |
9b9a780f | 1426 | fs_param.s_log_frag_size = fs_param.s_log_block_size; |
3839e657 | 1427 | |
9b9a780f TT |
1428 | if (noaction && fs_param.s_blocks_count) { |
1429 | dev_size = fs_param.s_blocks_count; | |
50787ea2 | 1430 | retval = 0; |
20953129 TT |
1431 | } else { |
1432 | retry: | |
50787ea2 | 1433 | retval = ext2fs_get_device_size(device_name, |
9b9a780f | 1434 | EXT2_BLOCK_SIZE(&fs_param), |
50787ea2 | 1435 | &dev_size); |
20953129 | 1436 | if ((retval == EFBIG) && |
efc6f628 | 1437 | (blocksize == 0) && |
9b9a780f TT |
1438 | (fs_param.s_log_block_size == 0)) { |
1439 | fs_param.s_log_block_size = 2; | |
20953129 TT |
1440 | blocksize = 4096; |
1441 | goto retry; | |
1442 | } | |
1443 | } | |
efc6f628 | 1444 | |
f8df04bc | 1445 | if (retval == EFBIG) { |
37d17a65 TT |
1446 | blk64_t big_dev_size; |
1447 | ||
1448 | if (blocksize < 4096) { | |
1449 | fs_param.s_log_block_size = 2; | |
1450 | blocksize = 4096; | |
1451 | } | |
1452 | retval = ext2fs_get_device_size2(device_name, | |
1453 | EXT2_BLOCK_SIZE(&fs_param), &big_dev_size); | |
1454 | if (retval) | |
1455 | goto get_size_failure; | |
1456 | if (big_dev_size == (1ULL << 32)) { | |
1457 | dev_size = (blk_t) (big_dev_size - 1); | |
1458 | goto got_size; | |
1459 | } | |
f8df04bc TT |
1460 | fprintf(stderr, _("%s: Size of device %s too big " |
1461 | "to be expressed in 32 bits\n\t" | |
1462 | "using a blocksize of %d.\n"), | |
1463 | program_name, device_name, EXT2_BLOCK_SIZE(&fs_param)); | |
1464 | exit(1); | |
1465 | } | |
37d17a65 | 1466 | get_size_failure: |
a789d840 TT |
1467 | if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) { |
1468 | com_err(program_name, retval, | |
d9c56d3c | 1469 | _("while trying to determine filesystem size")); |
a789d840 TT |
1470 | exit(1); |
1471 | } | |
37d17a65 | 1472 | got_size: |
9b9a780f | 1473 | if (!fs_param.s_blocks_count) { |
a789d840 TT |
1474 | if (retval == EXT2_ET_UNIMPLEMENTED) { |
1475 | com_err(program_name, 0, | |
d9c56d3c | 1476 | _("Couldn't determine device size; you " |
a789d840 | 1477 | "must specify\nthe size of the " |
d9c56d3c | 1478 | "filesystem\n")); |
a418d3ad | 1479 | exit(1); |
26ab5315 TT |
1480 | } else { |
1481 | if (dev_size == 0) { | |
1482 | com_err(program_name, 0, | |
1483 | _("Device size reported to be zero. " | |
1484 | "Invalid partition specified, or\n\t" | |
1485 | "partition table wasn't reread " | |
1486 | "after running fdisk, due to\n\t" | |
1487 | "a modified partition being busy " | |
1488 | "and in use. You may need to reboot\n\t" | |
1489 | "to re-read your partition table.\n" | |
1490 | )); | |
1491 | exit(1); | |
1492 | } | |
9b9a780f TT |
1493 | fs_param.s_blocks_count = dev_size; |
1494 | if (sys_page_size > EXT2_BLOCK_SIZE(&fs_param)) | |
1495 | fs_param.s_blocks_count &= ~((sys_page_size / | |
1496 | EXT2_BLOCK_SIZE(&fs_param))-1); | |
26ab5315 | 1497 | } |
efc6f628 | 1498 | |
9b9a780f | 1499 | } else if (!force && (fs_param.s_blocks_count > dev_size)) { |
a789d840 | 1500 | com_err(program_name, 0, |
c5290fae | 1501 | _("Filesystem larger than apparent device size.")); |
a789d840 | 1502 | proceed_question(); |
a418d3ad | 1503 | } |
3839e657 | 1504 | |
3d43836f TT |
1505 | fs_types = parse_fs_type(fs_type, usage_types, &fs_param, argv[0]); |
1506 | if (!fs_types) { | |
1507 | fprintf(stderr, _("Failed to parse fs types list\n")); | |
1508 | exit(1); | |
1509 | } | |
9dc6ad1e TT |
1510 | |
1511 | /* Figure out what features should be enabled */ | |
1512 | ||
3d43836f | 1513 | tmp = NULL; |
b290d2dc | 1514 | if (fs_param.s_rev_level != EXT2_GOOD_OLD_REV) { |
3d43836f TT |
1515 | tmp = get_string_from_profile(fs_types, "base_features", |
1516 | "sparse_super,filetype,resize_inode,dir_index"); | |
1517 | edit_feature(tmp, &fs_param.s_feature_compat); | |
b290d2dc | 1518 | free(tmp); |
b290d2dc | 1519 | |
3d43836f TT |
1520 | for (cpp = fs_types; *cpp; cpp++) { |
1521 | tmp = NULL; | |
1522 | profile_get_string(profile, "fs_types", *cpp, | |
1523 | "features", "", &tmp); | |
1524 | if (tmp && *tmp) | |
1525 | edit_feature(tmp, &fs_param.s_feature_compat); | |
45e338f5 | 1526 | free(tmp); |
3d43836f TT |
1527 | } |
1528 | tmp = get_string_from_profile(fs_types, "default_features", | |
1529 | ""); | |
b290d2dc | 1530 | } |
3d43836f | 1531 | edit_feature(fs_features ? fs_features : tmp, |
b290d2dc | 1532 | &fs_param.s_feature_compat); |
45e338f5 | 1533 | free(tmp); |
b290d2dc | 1534 | |
b4d5105b TT |
1535 | if (fs_param.s_feature_incompat & EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { |
1536 | fs_types[0] = strdup("journal"); | |
1537 | fs_types[1] = 0; | |
1538 | } | |
1539 | ||
1540 | if (verbose) { | |
1541 | fputs(_("fs_types for mke2fs.conf resolution: "), stdout); | |
1542 | print_str_list(fs_types); | |
1543 | } | |
1544 | ||
efc6f628 | 1545 | if (r_opt == EXT2_GOOD_OLD_REV && |
b290d2dc | 1546 | (fs_param.s_feature_compat || fs_param.s_feature_incompat || |
92fb8545 | 1547 | fs_param.s_feature_ro_compat)) { |
9dc6ad1e TT |
1548 | fprintf(stderr, _("Filesystem features not supported " |
1549 | "with revision 0 filesystems\n")); | |
1550 | exit(1); | |
1551 | } | |
1552 | ||
b290d2dc TT |
1553 | if (s_opt > 0) { |
1554 | if (r_opt == EXT2_GOOD_OLD_REV) { | |
1555 | fprintf(stderr, _("Sparse superblocks not supported " | |
1556 | "with revision 0 filesystems\n")); | |
1557 | exit(1); | |
1558 | } | |
9dc6ad1e TT |
1559 | fs_param.s_feature_ro_compat |= |
1560 | EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
b290d2dc | 1561 | } else if (s_opt == 0) |
9dc6ad1e TT |
1562 | fs_param.s_feature_ro_compat &= |
1563 | ~EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER; | |
1564 | ||
b290d2dc TT |
1565 | if (journal_size != 0) { |
1566 | if (r_opt == EXT2_GOOD_OLD_REV) { | |
1567 | fprintf(stderr, _("Journals not supported " | |
1568 | "with revision 0 filesystems\n")); | |
1569 | exit(1); | |
1570 | } | |
efc6f628 | 1571 | fs_param.s_feature_compat |= |
9dc6ad1e | 1572 | EXT3_FEATURE_COMPAT_HAS_JOURNAL; |
b290d2dc | 1573 | } |
9dc6ad1e | 1574 | |
efc6f628 | 1575 | if (fs_param.s_feature_incompat & |
9dc6ad1e | 1576 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { |
9dc6ad1e TT |
1577 | reserved_ratio = 0; |
1578 | fs_param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV; | |
1579 | fs_param.s_feature_compat = 0; | |
1580 | fs_param.s_feature_ro_compat = 0; | |
1581 | } | |
d94cc2ea TT |
1582 | |
1583 | if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && | |
1584 | (fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE)) { | |
1585 | fprintf(stderr, _("The resize_inode and meta_bg features " | |
1586 | "are not compatible.\n" | |
1587 | "They can not be both enabled " | |
1588 | "simultaneously.\n")); | |
1589 | exit(1); | |
1590 | } | |
1591 | ||
c046ac7f TT |
1592 | /* Set first meta blockgroup via an environment variable */ |
1593 | /* (this is mostly for debugging purposes) */ | |
9b9a780f | 1594 | if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && |
c046ac7f | 1595 | ((tmp = getenv("MKE2FS_FIRST_META_BG")))) |
9b9a780f | 1596 | fs_param.s_first_meta_bg = atoi(tmp); |
c046ac7f | 1597 | |
93d5c387 TT |
1598 | /* Get the hardware sector size, if available */ |
1599 | retval = ext2fs_get_device_sectsize(device_name, §or_size); | |
1600 | if (retval) { | |
1601 | com_err(program_name, retval, | |
1602 | _("while trying to determine hardware sector size")); | |
1603 | exit(1); | |
1604 | } | |
1cca86f5 | 1605 | |
54434927 | 1606 | if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL) |
1cca86f5 | 1607 | sector_size = atoi(tmp); |
efc6f628 | 1608 | |
9dc6ad1e | 1609 | if (blocksize <= 0) { |
3d43836f | 1610 | use_bsize = get_int_from_profile(fs_types, "blocksize", 4096); |
9dc6ad1e TT |
1611 | |
1612 | if (use_bsize == -1) { | |
1613 | use_bsize = sys_page_size; | |
1614 | if ((linux_version_code < (2*65536 + 6*256)) && | |
1615 | (use_bsize > 4096)) | |
1616 | use_bsize = 4096; | |
1617 | } | |
1618 | if (sector_size && use_bsize < sector_size) | |
1619 | use_bsize = sector_size; | |
1620 | if ((blocksize < 0) && (use_bsize < (-blocksize))) | |
1621 | use_bsize = -blocksize; | |
1622 | blocksize = use_bsize; | |
1623 | fs_param.s_blocks_count /= blocksize / 1024; | |
1624 | } | |
1625 | ||
1626 | if (inode_ratio == 0) { | |
3d43836f TT |
1627 | inode_ratio = get_int_from_profile(fs_types, "inode_ratio", |
1628 | 8192); | |
9dc6ad1e TT |
1629 | if (inode_ratio < blocksize) |
1630 | inode_ratio = blocksize; | |
1631 | } | |
1632 | ||
1633 | fs_param.s_log_frag_size = fs_param.s_log_block_size = | |
1634 | int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); | |
1635 | ||
9b9a780f | 1636 | blocksize = EXT2_BLOCK_SIZE(&fs_param); |
a4396e9d | 1637 | |
efc6f628 | 1638 | lazy_itable_init = get_bool_from_profile(fs_types, |
a4396e9d | 1639 | "lazy_itable_init", 0); |
efc6f628 | 1640 | |
2d36358d TT |
1641 | /* Get options from profile */ |
1642 | for (cpp = fs_types; *cpp; cpp++) { | |
1643 | tmp = NULL; | |
1644 | profile_get_string(profile, "fs_types", *cpp, "options", "", &tmp); | |
1645 | if (tmp && *tmp) | |
1646 | parse_extended_opts(&fs_param, tmp); | |
45e338f5 | 1647 | free(tmp); |
2d36358d TT |
1648 | } |
1649 | ||
c6a44136 | 1650 | if (extended_opts) |
9b9a780f | 1651 | parse_extended_opts(&fs_param, extended_opts); |
d323f8fb TT |
1652 | |
1653 | /* Since sparse_super is the default, we would only have a problem | |
1654 | * here if it was explicitly disabled. | |
1655 | */ | |
9b9a780f TT |
1656 | if ((fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE) && |
1657 | !(fs_param.s_feature_ro_compat&EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)) { | |
d323f8fb TT |
1658 | com_err(program_name, 0, |
1659 | _("reserved online resize blocks not supported " | |
1660 | "on non-sparse filesystem")); | |
1661 | exit(1); | |
1662 | } | |
1663 | ||
9b9a780f TT |
1664 | if (fs_param.s_blocks_per_group) { |
1665 | if (fs_param.s_blocks_per_group < 256 || | |
1666 | fs_param.s_blocks_per_group > 8 * (unsigned) blocksize) { | |
521e3685 | 1667 | com_err(program_name, 0, |
d9c56d3c | 1668 | _("blocks per group count out of range")); |
521e3685 TT |
1669 | exit(1); |
1670 | } | |
1671 | } | |
1672 | ||
3d43836f TT |
1673 | if (inode_size == 0) |
1674 | inode_size = get_int_from_profile(fs_types, "inode_size", 0); | |
9ba40002 TT |
1675 | if (!flex_bg_size && (fs_param.s_feature_incompat & |
1676 | EXT4_FEATURE_INCOMPAT_FLEX_BG)) | |
1677 | flex_bg_size = get_int_from_profile(fs_types, | |
1678 | "flex_bg_size", 16); | |
1679 | if (flex_bg_size) { | |
1680 | if (!(fs_param.s_feature_incompat & | |
1681 | EXT4_FEATURE_INCOMPAT_FLEX_BG)) { | |
1682 | com_err(program_name, 0, | |
1683 | _("Flex_bg feature not enabled, so " | |
1684 | "flex_bg size may not be specified")); | |
1685 | exit(1); | |
1686 | } | |
1687 | fs_param.s_log_groups_per_flex = int_log2(flex_bg_size); | |
1688 | } | |
067911ae AD |
1689 | |
1690 | if (inode_size && fs_param.s_rev_level >= EXT2_DYNAMIC_REV) { | |
932a489c | 1691 | if (inode_size < EXT2_GOOD_OLD_INODE_SIZE || |
9b9a780f | 1692 | inode_size > EXT2_BLOCK_SIZE(&fs_param) || |
932a489c AD |
1693 | inode_size & (inode_size - 1)) { |
1694 | com_err(program_name, 0, | |
bb145b01 | 1695 | _("invalid inode size %d (min %d/max %d)"), |
932a489c | 1696 | inode_size, EXT2_GOOD_OLD_INODE_SIZE, |
c5290fae | 1697 | blocksize); |
932a489c AD |
1698 | exit(1); |
1699 | } | |
9b9a780f | 1700 | fs_param.s_inode_size = inode_size; |
932a489c AD |
1701 | } |
1702 | ||
f3358643 ES |
1703 | /* Make sure number of inodes specified will fit in 32 bits */ |
1704 | if (num_inodes == 0) { | |
de8f3a76 AD |
1705 | unsigned long long n; |
1706 | n = (unsigned long long) fs_param.s_blocks_count * blocksize / inode_ratio; | |
f3358643 ES |
1707 | if (n > ~0U) { |
1708 | com_err(program_name, 0, | |
1709 | _("too many inodes (%llu), raise inode ratio?"), n); | |
1710 | exit(1); | |
1711 | } | |
1712 | } else if (num_inodes > ~0U) { | |
1713 | com_err(program_name, 0, | |
1714 | _("too many inodes (%llu), specify < 2^32 inodes"), | |
de8f3a76 | 1715 | num_inodes); |
f3358643 ES |
1716 | exit(1); |
1717 | } | |
3839e657 TT |
1718 | /* |
1719 | * Calculate number of inodes based on the inode ratio | |
1720 | */ | |
efc6f628 | 1721 | fs_param.s_inodes_count = num_inodes ? num_inodes : |
9b9a780f | 1722 | ((__u64) fs_param.s_blocks_count * blocksize) |
f3db3566 | 1723 | / inode_ratio; |
3839e657 | 1724 | |
dcf7b091 AD |
1725 | if ((((long long)fs_param.s_inodes_count) * |
1726 | (inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE)) >= | |
efc6f628 | 1727 | (((long long)fs_param.s_blocks_count) * |
dcf7b091 AD |
1728 | EXT2_BLOCK_SIZE(&fs_param))) { |
1729 | com_err(program_name, 0, _("inode_size (%u) * inodes_count " | |
1730 | "(%u) too big for a\n\t" | |
1731 | "filesystem with %lu blocks, " | |
1732 | "specify higher inode_ratio (-i)\n\t" | |
1733 | "or lower inode count (-N).\n"), | |
1734 | inode_size ? inode_size : EXT2_GOOD_OLD_INODE_SIZE, | |
efc6f628 | 1735 | fs_param.s_inodes_count, |
de8f3a76 | 1736 | (unsigned long) fs_param.s_blocks_count); |
dcf7b091 AD |
1737 | exit(1); |
1738 | } | |
1739 | ||
3839e657 TT |
1740 | /* |
1741 | * Calculate number of blocks to reserve | |
1742 | */ | |
9ff8ece5 TT |
1743 | fs_param.s_r_blocks_count = (unsigned int) (reserved_ratio * |
1744 | fs_param.s_blocks_count / 100.0); | |
3839e657 | 1745 | } |
d323f8fb | 1746 | |
b626b39a AK |
1747 | static int should_do_undo(const char *name) |
1748 | { | |
1749 | errcode_t retval; | |
1750 | io_channel channel; | |
1751 | __u16 s_magic; | |
1752 | struct ext2_super_block super; | |
1753 | io_manager manager = unix_io_manager; | |
1754 | int csum_flag, force_undo; | |
1755 | ||
1756 | csum_flag = EXT2_HAS_RO_COMPAT_FEATURE(&fs_param, | |
1757 | EXT4_FEATURE_RO_COMPAT_GDT_CSUM); | |
1758 | force_undo = get_int_from_profile(fs_types, "force_undo", 0); | |
1759 | if (!force_undo && (!csum_flag || !lazy_itable_init)) | |
1760 | return 0; | |
1761 | ||
1762 | retval = manager->open(name, IO_FLAG_EXCLUSIVE, &channel); | |
1763 | if (retval) { | |
1764 | /* | |
1765 | * We don't handle error cases instead we | |
1766 | * declare that the file system doesn't exist | |
1767 | * and let the rest of mke2fs take care of | |
1768 | * error | |
1769 | */ | |
1770 | retval = 0; | |
1771 | goto open_err_out; | |
1772 | } | |
1773 | ||
1774 | io_channel_set_blksize(channel, SUPERBLOCK_OFFSET); | |
24a117ab | 1775 | retval = io_channel_read_blk64(channel, 1, -SUPERBLOCK_SIZE, &super); |
b626b39a AK |
1776 | if (retval) { |
1777 | retval = 0; | |
1778 | goto err_out; | |
1779 | } | |
1780 | ||
1781 | #if defined(WORDS_BIGENDIAN) | |
1782 | s_magic = ext2fs_swab16(super.s_magic); | |
1783 | #else | |
1784 | s_magic = super.s_magic; | |
1785 | #endif | |
1786 | ||
1787 | if (s_magic == EXT2_SUPER_MAGIC) | |
1788 | retval = 1; | |
1789 | ||
1790 | err_out: | |
1791 | io_channel_close(channel); | |
1792 | ||
1793 | open_err_out: | |
1794 | ||
1795 | return retval; | |
1796 | } | |
1797 | ||
1798 | static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr) | |
1799 | { | |
1800 | errcode_t retval = 0; | |
f203bbdb | 1801 | char *tdb_dir, *tdb_file; |
b626b39a AK |
1802 | char *device_name, *tmp_name; |
1803 | ||
1804 | /* | |
1805 | * Configuration via a conf file would be | |
1806 | * nice | |
1807 | */ | |
1808 | tdb_dir = getenv("E2FSPROGS_UNDO_DIR"); | |
1809 | if (!tdb_dir) | |
1810 | profile_get_string(profile, "defaults", | |
1811 | "undo_dir", 0, "/var/lib/e2fsprogs", | |
1812 | &tdb_dir); | |
1813 | ||
1814 | if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) || | |
1815 | access(tdb_dir, W_OK)) | |
1816 | return 0; | |
1817 | ||
1818 | tmp_name = strdup(name); | |
f203bbdb TT |
1819 | if (!tmp_name) { |
1820 | alloc_fn_fail: | |
1821 | com_err(program_name, ENOMEM, | |
1822 | _("Couldn't allocate memory for tdb filename\n")); | |
1823 | return ENOMEM; | |
1824 | } | |
b626b39a | 1825 | device_name = basename(tmp_name); |
f203bbdb TT |
1826 | tdb_file = malloc(strlen(tdb_dir) + 8 + strlen(device_name) + 7 + 1); |
1827 | if (!tdb_file) | |
1828 | goto alloc_fn_fail; | |
b626b39a AK |
1829 | sprintf(tdb_file, "%s/mke2fs-%s.e2undo", tdb_dir, device_name); |
1830 | ||
1831 | if (!access(tdb_file, F_OK)) { | |
1832 | if (unlink(tdb_file) < 0) { | |
1833 | retval = errno; | |
1834 | com_err(program_name, retval, | |
1835 | _("while trying to delete %s"), | |
1836 | tdb_file); | |
f203bbdb | 1837 | free(tdb_file); |
b626b39a AK |
1838 | return retval; |
1839 | } | |
1840 | } | |
1841 | ||
1842 | set_undo_io_backing_manager(*io_ptr); | |
1843 | *io_ptr = undo_io_manager; | |
1844 | set_undo_io_backup_file(tdb_file); | |
1845 | printf(_("Overwriting existing filesystem; this can be undone " | |
1846 | "using the command:\n" | |
1847 | " e2undo %s %s\n\n"), tdb_file, name); | |
79e62409 | 1848 | |
f203bbdb | 1849 | free(tdb_file); |
b626b39a AK |
1850 | free(tmp_name); |
1851 | return retval; | |
1852 | } | |
1853 | ||
3839e657 TT |
1854 | int main (int argc, char *argv[]) |
1855 | { | |
1856 | errcode_t retval = 0; | |
1857 | ext2_filsys fs; | |
1858 | badblocks_list bb_list = 0; | |
d4e0b1c6 | 1859 | unsigned int journal_blocks; |
54434927 | 1860 | unsigned int i; |
d5f57d95 | 1861 | int val, hash_alg; |
463e7327 VAH |
1862 | int flags; |
1863 | int old_bitmaps; | |
a7ccdff8 | 1864 | io_manager io_ptr; |
b626b39a | 1865 | char tdb_string[40]; |
d5f57d95 | 1866 | char *hash_alg_str; |
d9c56d3c TT |
1867 | |
1868 | #ifdef ENABLE_NLS | |
1869 | setlocale(LC_MESSAGES, ""); | |
14308a53 | 1870 | setlocale(LC_CTYPE, ""); |
d9c56d3c TT |
1871 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
1872 | textdomain(NLS_CAT_NAME); | |
1873 | #endif | |
3839e657 TT |
1874 | PRS(argc, argv); |
1875 | ||
a7ccdff8 | 1876 | #ifdef CONFIG_TESTIO_DEBUG |
f38cf3cb TT |
1877 | if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) { |
1878 | io_ptr = test_io_manager; | |
1879 | test_io_backing_manager = unix_io_manager; | |
1880 | } else | |
a7ccdff8 | 1881 | #endif |
f38cf3cb | 1882 | io_ptr = unix_io_manager; |
a7ccdff8 | 1883 | |
b626b39a AK |
1884 | if (should_do_undo(device_name)) { |
1885 | retval = mke2fs_setup_tdb(device_name, &io_ptr); | |
1886 | if (retval) | |
1887 | exit(1); | |
1888 | } | |
1889 | ||
3839e657 TT |
1890 | /* |
1891 | * Initialize the superblock.... | |
1892 | */ | |
463e7327 VAH |
1893 | flags = EXT2_FLAG_EXCLUSIVE; |
1894 | profile_get_boolean(profile, "options", "old_bitmaps", 0, 0, | |
1895 | &old_bitmaps); | |
1896 | if (!old_bitmaps) | |
1897 | flags |= EXT2_FLAG_64BITS; | |
1898 | retval = ext2fs_initialize(device_name, flags, &fs_param, io_ptr, &fs); | |
3839e657 | 1899 | if (retval) { |
d9c56d3c | 1900 | com_err(device_name, retval, _("while setting up superblock")); |
3839e657 TT |
1901 | exit(1); |
1902 | } | |
b626b39a AK |
1903 | sprintf(tdb_string, "tdb_data_size=%d", fs->blocksize <= 4096 ? |
1904 | 32768 : fs->blocksize * 8); | |
1905 | io_channel_set_options(fs->io, tdb_string); | |
3839e657 | 1906 | |
6cb27404 TT |
1907 | if (fs_param.s_flags & EXT2_FLAGS_TEST_FILESYS) |
1908 | fs->super->s_flags |= EXT2_FLAGS_TEST_FILESYS; | |
1909 | ||
b7c5b403 TT |
1910 | if ((fs_param.s_feature_incompat & |
1911 | (EXT3_FEATURE_INCOMPAT_EXTENTS|EXT4_FEATURE_INCOMPAT_FLEX_BG)) || | |
1912 | (fs_param.s_feature_ro_compat & | |
1913 | (EXT4_FEATURE_RO_COMPAT_HUGE_FILE|EXT4_FEATURE_RO_COMPAT_GDT_CSUM| | |
1914 | EXT4_FEATURE_RO_COMPAT_DIR_NLINK| | |
1915 | EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE))) | |
1916 | fs->super->s_kbytes_written = 1; | |
1917 | ||
e41784eb TT |
1918 | /* |
1919 | * Wipe out the old on-disk superblock | |
1920 | */ | |
04a96857 TT |
1921 | if (!noaction) |
1922 | zap_sector(fs, 2, 6); | |
e41784eb | 1923 | |
1e3472c5 | 1924 | /* |
b0afdda1 | 1925 | * Parse or generate a UUID for the filesystem |
1e3472c5 | 1926 | */ |
b0afdda1 TT |
1927 | if (fs_uuid) { |
1928 | if (uuid_parse(fs_uuid, fs->super->s_uuid) !=0) { | |
1929 | com_err(device_name, 0, "could not parse UUID: %s\n", | |
1930 | fs_uuid); | |
1931 | exit(1); | |
1932 | } | |
1933 | } else | |
1934 | uuid_generate(fs->super->s_uuid); | |
1e3472c5 | 1935 | |
843049c4 TT |
1936 | /* |
1937 | * Initialize the directory index variables | |
1938 | */ | |
d5f57d95 TT |
1939 | hash_alg_str = get_string_from_profile(fs_types, "hash_alg", |
1940 | "half_md4"); | |
1941 | hash_alg = e2p_string2hash(hash_alg_str); | |
1942 | fs->super->s_def_hash_version = (hash_alg >= 0) ? hash_alg : | |
1943 | EXT2_HASH_HALF_MD4; | |
843049c4 TT |
1944 | uuid_generate((unsigned char *) fs->super->s_hash_seed); |
1945 | ||
44c09c04 TT |
1946 | /* |
1947 | * Add "jitter" to the superblock's check interval so that we | |
1948 | * don't check all the filesystems at the same time. We use a | |
1949 | * kludgy hack of using the UUID to derive a random jitter value. | |
1950 | */ | |
1951 | for (i = 0, val = 0 ; i < sizeof(fs->super->s_uuid); i++) | |
1952 | val += fs->super->s_uuid[i]; | |
1953 | fs->super->s_max_mnt_count += val % EXT2_DFL_MAX_MNT_COUNT; | |
1954 | ||
1e3472c5 TT |
1955 | /* |
1956 | * Override the creator OS, if applicable | |
1957 | */ | |
1958 | if (creator_os && !set_os(fs->super, creator_os)) { | |
d9c56d3c | 1959 | com_err (program_name, 0, _("unknown os - %s"), creator_os); |
1e3472c5 TT |
1960 | exit(1); |
1961 | } | |
1962 | ||
4ea0a110 TT |
1963 | /* |
1964 | * For the Hurd, we will turn off filetype since it doesn't | |
1965 | * support it. | |
1966 | */ | |
1967 | if (fs->super->s_creator_os == EXT2_OS_HURD) | |
1968 | fs->super->s_feature_incompat &= | |
1969 | ~EXT2_FEATURE_INCOMPAT_FILETYPE; | |
1970 | ||
1e3472c5 TT |
1971 | /* |
1972 | * Set the volume label... | |
1973 | */ | |
1974 | if (volume_label) { | |
ef9abe5f TT |
1975 | memset(fs->super->s_volume_name, 0, |
1976 | sizeof(fs->super->s_volume_name)); | |
1977 | strncpy(fs->super->s_volume_name, volume_label, | |
1978 | sizeof(fs->super->s_volume_name)); | |
1e3472c5 TT |
1979 | } |
1980 | ||
1981 | /* | |
1982 | * Set the last mount directory | |
1983 | */ | |
1984 | if (mount_dir) { | |
ef9abe5f TT |
1985 | memset(fs->super->s_last_mounted, 0, |
1986 | sizeof(fs->super->s_last_mounted)); | |
1987 | strncpy(fs->super->s_last_mounted, mount_dir, | |
1988 | sizeof(fs->super->s_last_mounted)); | |
1e3472c5 | 1989 | } |
efc6f628 | 1990 | |
50787ea2 | 1991 | if (!quiet || noaction) |
3839e657 TT |
1992 | show_stats(fs); |
1993 | ||
50787ea2 TT |
1994 | if (noaction) |
1995 | exit(0); | |
1996 | ||
16ed5b3a TT |
1997 | if (fs->super->s_feature_incompat & |
1998 | EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { | |
1999 | create_journal_dev(fs); | |
568101f7 | 2000 | exit(ext2fs_close(fs) ? 1 : 0); |
16ed5b3a TT |
2001 | } |
2002 | ||
3839e657 TT |
2003 | if (bad_blocks_filename) |
2004 | read_bb_file(fs, &bb_list, bad_blocks_filename); | |
2005 | if (cflag) | |
2006 | test_disk(fs, &bb_list); | |
2007 | ||
2008 | handle_bad_blocks(fs, bb_list); | |
0c17cb25 | 2009 | fs->stride = fs_stride = fs->super->s_raid_stride; |
19c78dc0 TT |
2010 | retval = ext2fs_allocate_tables(fs); |
2011 | if (retval) { | |
2012 | com_err(program_name, retval, | |
d9c56d3c | 2013 | _("while trying to allocate filesystem tables")); |
19c78dc0 TT |
2014 | exit(1); |
2015 | } | |
f3db3566 TT |
2016 | if (super_only) { |
2017 | fs->super->s_state |= EXT2_ERROR_FS; | |
2018 | fs->flags &= ~(EXT2_FLAG_IB_DIRTY|EXT2_FLAG_BB_DIRTY); | |
2019 | } else { | |
59f27247 | 2020 | /* rsv must be a power of two (64kB is MD RAID sb alignment) */ |
54434927 | 2021 | unsigned int rsv = 65536 / fs->blocksize; |
1400bbb6 | 2022 | unsigned long blocks = fs->super->s_blocks_count; |
59f27247 | 2023 | unsigned long start; |
1400bbb6 TT |
2024 | blk_t ret_blk; |
2025 | ||
2026 | #ifdef ZAP_BOOTBLOCK | |
04a96857 | 2027 | zap_sector(fs, 0, 2); |
1400bbb6 | 2028 | #endif |
59f27247 | 2029 | |
1400bbb6 TT |
2030 | /* |
2031 | * Wipe out any old MD RAID (or other) metadata at the end | |
2032 | * of the device. This will also verify that the device is | |
59f27247 | 2033 | * as large as we think. Be careful with very small devices. |
1400bbb6 | 2034 | */ |
59f27247 AD |
2035 | start = (blocks & ~(rsv - 1)); |
2036 | if (start > rsv) | |
2037 | start -= rsv; | |
2038 | if (start > 0) | |
b626b39a AK |
2039 | retval = ext2fs_zero_blocks(fs, start, blocks - start, |
2040 | &ret_blk, NULL); | |
59f27247 | 2041 | |
1400bbb6 TT |
2042 | if (retval) { |
2043 | com_err(program_name, retval, | |
f044b4d8 | 2044 | _("while zeroing block %u at end of filesystem"), |
1400bbb6 | 2045 | ret_blk); |
1400bbb6 | 2046 | } |
a4396e9d | 2047 | write_inode_tables(fs, lazy_itable_init); |
f3db3566 TT |
2048 | create_root_dir(fs); |
2049 | create_lost_and_found(fs); | |
2050 | reserve_inodes(fs); | |
2051 | create_bad_block_inode(fs, bb_list); | |
efc6f628 | 2052 | if (fs->super->s_feature_compat & |
ea774315 TT |
2053 | EXT2_FEATURE_COMPAT_RESIZE_INODE) { |
2054 | retval = ext2fs_create_resize_inode(fs); | |
2055 | if (retval) { | |
2056 | com_err("ext2fs_create_resize_inode", retval, | |
d323f8fb | 2057 | _("while reserving blocks for online resize")); |
ea774315 TT |
2058 | exit(1); |
2059 | } | |
d323f8fb | 2060 | } |
f3db3566 | 2061 | } |
8ddaa66b | 2062 | |
16ed5b3a TT |
2063 | if (journal_device) { |
2064 | ext2_filsys jfs; | |
efc6f628 | 2065 | |
8ddaa66b | 2066 | if (!force) |
efc6f628 | 2067 | check_plausibility(journal_device); |
63985320 | 2068 | check_mount(journal_device, force, _("journal")); |
8ddaa66b | 2069 | |
16ed5b3a TT |
2070 | retval = ext2fs_open(journal_device, EXT2_FLAG_RW| |
2071 | EXT2_FLAG_JOURNAL_DEV_OK, 0, | |
2072 | fs->blocksize, unix_io_manager, &jfs); | |
2073 | if (retval) { | |
2074 | com_err(program_name, retval, | |
2075 | _("while trying to open journal device %s\n"), | |
2076 | journal_device); | |
2077 | exit(1); | |
2078 | } | |
93345d15 | 2079 | if (!quiet) { |
efc6f628 | 2080 | printf(_("Adding journal to device %s: "), |
8ddaa66b | 2081 | journal_device); |
93345d15 TT |
2082 | fflush(stdout); |
2083 | } | |
16ed5b3a TT |
2084 | retval = ext2fs_add_journal_device(fs, jfs); |
2085 | if(retval) { | |
efc6f628 TT |
2086 | com_err (program_name, retval, |
2087 | _("\n\twhile trying to add journal to device %s"), | |
8ddaa66b TT |
2088 | journal_device); |
2089 | exit(1); | |
2090 | } | |
2091 | if (!quiet) | |
2092 | printf(_("done\n")); | |
16ed5b3a | 2093 | ext2fs_close(jfs); |
2d15576d | 2094 | free(journal_device); |
9dc6ad1e | 2095 | } else if ((journal_size) || |
efc6f628 | 2096 | (fs_param.s_feature_compat & |
9dc6ad1e | 2097 | EXT3_FEATURE_COMPAT_HAS_JOURNAL)) { |
2537b6d0 | 2098 | journal_blocks = figure_journal_size(journal_size, fs); |
93345d15 | 2099 | |
a620badd TT |
2100 | if (super_only) { |
2101 | printf(_("Skipping journal creation in super-only mode\n")); | |
2102 | fs->super->s_journal_inum = EXT2_JOURNAL_INO; | |
2103 | goto no_journal; | |
2104 | } | |
2105 | ||
93345d15 TT |
2106 | if (!journal_blocks) { |
2107 | fs->super->s_feature_compat &= | |
2108 | ~EXT3_FEATURE_COMPAT_HAS_JOURNAL; | |
2109 | goto no_journal; | |
2110 | } | |
2111 | if (!quiet) { | |
d4e0b1c6 | 2112 | printf(_("Creating journal (%u blocks): "), |
16ad3334 | 2113 | journal_blocks); |
93345d15 TT |
2114 | fflush(stdout); |
2115 | } | |
63985320 TT |
2116 | retval = ext2fs_add_journal_inode(fs, journal_blocks, |
2117 | journal_flags); | |
85ef4ae8 TT |
2118 | if (retval) { |
2119 | com_err (program_name, retval, | |
1d08d9bf | 2120 | _("\n\twhile trying to create journal")); |
85ef4ae8 TT |
2121 | exit(1); |
2122 | } | |
2123 | if (!quiet) | |
2124 | printf(_("done\n")); | |
2125 | } | |
93345d15 TT |
2126 | no_journal: |
2127 | ||
3839e657 | 2128 | if (!quiet) |
d9c56d3c TT |
2129 | printf(_("Writing superblocks and " |
2130 | "filesystem accounting information: ")); | |
5d45d803 TT |
2131 | retval = ext2fs_flush(fs); |
2132 | if (retval) { | |
6693837e TT |
2133 | fprintf(stderr, |
2134 | _("\nWarning, had trouble writing out superblocks.")); | |
5d45d803 | 2135 | } |
93345d15 | 2136 | if (!quiet) { |
2537b6d0 | 2137 | printf(_("done\n\n")); |
1cca86f5 TT |
2138 | if (!getenv("MKE2FS_SKIP_CHECK_MSG")) |
2139 | print_check_message(fs); | |
93345d15 | 2140 | } |
568101f7 | 2141 | val = ext2fs_close(fs); |
a6d8302b TT |
2142 | remove_error_table(&et_ext2_error_table); |
2143 | remove_error_table(&et_prof_error_table); | |
3d43836f | 2144 | profile_release(profile); |
568101f7 | 2145 | return (retval || val) ? 1 : 0; |
3839e657 | 2146 | } |