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Commit | Line | Data |
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1b6bf175 TT |
1 | /* |
2 | * unix.c - The unix-specific code for e2fsck | |
3 | * | |
4 | * Copyright (C) 1993, 1994, 1995, 1996, 1997 Theodore Ts'o. | |
5 | * | |
6 | * %Begin-Header% | |
7 | * This file may be redistributed under the terms of the GNU Public | |
8 | * License. | |
9 | * %End-Header% | |
10 | */ | |
11 | ||
12 | #include <stdio.h> | |
13 | #ifdef HAVE_STDLIB_H | |
14 | #include <stdlib.h> | |
15 | #endif | |
16 | #include <string.h> | |
17 | #include <fcntl.h> | |
18 | #include <ctype.h> | |
1b6bf175 | 19 | #include <time.h> |
9ecd8bec | 20 | #ifdef HAVE_SIGNAL_H |
5596defa | 21 | #include <signal.h> |
9ecd8bec | 22 | #endif |
1b6bf175 TT |
23 | #ifdef HAVE_GETOPT_H |
24 | #include <getopt.h> | |
373b8337 TT |
25 | #else |
26 | extern char *optarg; | |
27 | extern int optind; | |
1b6bf175 TT |
28 | #endif |
29 | #include <unistd.h> | |
30 | #ifdef HAVE_ERRNO_H | |
31 | #include <errno.h> | |
32 | #endif | |
33 | #ifdef HAVE_MNTENT_H | |
34 | #include <mntent.h> | |
35 | #endif | |
fff45483 | 36 | #ifdef HAVE_SYS_IOCTL_H |
1b6bf175 | 37 | #include <sys/ioctl.h> |
fff45483 | 38 | #endif |
e71d8731 | 39 | #ifdef HAVE_MALLOC_H |
1b6bf175 | 40 | #include <malloc.h> |
e71d8731 | 41 | #endif |
1b6bf175 TT |
42 | |
43 | #include "et/com_err.h" | |
44 | #include "e2fsck.h" | |
45 | #include "problem.h" | |
46 | #include "../version.h" | |
47 | ||
1b6bf175 | 48 | /* Command line options */ |
1b6bf175 TT |
49 | static int swapfs = 0; |
50 | static int normalize_swapfs = 0; | |
51 | static int cflag = 0; /* check disk */ | |
52 | static int show_version_only = 0; | |
1b6bf175 TT |
53 | static int verbose = 0; |
54 | ||
55 | static int replace_bad_blocks = 0; | |
56 | static char *bad_blocks_file = 0; | |
57 | ||
243dc31f TT |
58 | e2fsck_t e2fsck_global_ctx; /* Try your very best not to use this! */ |
59 | ||
5e72cdbe TT |
60 | #ifdef CONFIG_JBD_DEBUG /* Enabled by configure --enable-jfs-debug */ |
61 | int journal_enable_debug = -1; | |
62 | #endif | |
63 | ||
1b6bf175 TT |
64 | static void usage(e2fsck_t ctx) |
65 | { | |
66 | fprintf(stderr, | |
4fd6834c | 67 | _("Usage: %s [-panyrcdfvstDFSV] [-b superblock] [-B blocksize]\n" |
1b6bf175 | 68 | "\t\t[-I inode_buffer_blocks] [-P process_inode_size]\n" |
0684a4f3 TT |
69 | "\t\t[-l|-L bad_blocks_file] [-C fd] [-j ext-journal]\n" |
70 | "\t\t[-E extended-options] device\n"), | |
5596defa | 71 | ctx->program_name); |
b55199ea | 72 | |
0c4a0726 | 73 | fprintf(stderr, _("\nEmergency help:\n" |
b55199ea TT |
74 | " -p Automatic repair (no questions)\n" |
75 | " -n Make no changes to the filesystem\n" | |
76 | " -y Assume \"yes\" to all questions\n" | |
19445ef9 | 77 | " -c Check for bad blocks and add them to the badblock list\n" |
53ef44c4 TT |
78 | " -f Force checking even if filesystem is marked clean\n")); |
79 | fprintf(stderr, _("" | |
b55199ea TT |
80 | " -v Be verbose\n" |
81 | " -b superblock Use alternative superblock\n" | |
82 | " -B blocksize Force blocksize when looking for superblock\n" | |
adee8d75 | 83 | " -j external-journal Set location of the external journal\n" |
b55199ea TT |
84 | " -l bad_blocks_file Add to badblocks list\n" |
85 | " -L bad_blocks_file Set badblocks list\n" | |
0c4a0726 | 86 | )); |
b55199ea | 87 | |
1b6bf175 TT |
88 | exit(FSCK_USAGE); |
89 | } | |
90 | ||
91 | static void show_stats(e2fsck_t ctx) | |
92 | { | |
93 | ext2_filsys fs = ctx->fs; | |
94 | int inodes, inodes_used, blocks, blocks_used; | |
95 | int dir_links; | |
96 | int num_files, num_links; | |
97 | int frag_percent; | |
98 | ||
99 | dir_links = 2 * ctx->fs_directory_count - 1; | |
100 | num_files = ctx->fs_total_count - dir_links; | |
101 | num_links = ctx->fs_links_count - dir_links; | |
102 | inodes = fs->super->s_inodes_count; | |
103 | inodes_used = (fs->super->s_inodes_count - | |
104 | fs->super->s_free_inodes_count); | |
105 | blocks = fs->super->s_blocks_count; | |
106 | blocks_used = (fs->super->s_blocks_count - | |
107 | fs->super->s_free_blocks_count); | |
108 | ||
109 | frag_percent = (10000 * ctx->fs_fragmented) / inodes_used; | |
110 | frag_percent = (frag_percent + 5) / 10; | |
111 | ||
112 | if (!verbose) { | |
0c4a0726 | 113 | printf(_("%s: %d/%d files (%0d.%d%% non-contiguous), %d/%d blocks\n"), |
1b6bf175 TT |
114 | ctx->device_name, inodes_used, inodes, |
115 | frag_percent / 10, frag_percent % 10, | |
116 | blocks_used, blocks); | |
117 | return; | |
118 | } | |
0c4a0726 TT |
119 | /* |
120 | * This is a bit ugly. But I think there will nearly always be more | |
121 | * than one "thing" to report about, so I won't try writing complex | |
122 | * code to handle one/two/many forms of all words. | |
123 | * Some languages (Italian, at least) never uses the plural form | |
124 | * of foreign words, so in real life this could not be a problem. | |
125 | * md@linux.it - 2000-1-15 | |
126 | */ | |
127 | #ifdef ENABLE_NLS | |
128 | printf (_("\n%8d inodes used (%d%%)\n"), inodes_used, | |
3e699064 | 129 | 100 * inodes_used / inodes); |
0c4a0726 TT |
130 | printf (_("%8d non-contiguous inodes (%0d.%d%%)\n"), |
131 | ctx->fs_fragmented, frag_percent / 10, frag_percent % 10); | |
132 | printf (_(" # of inodes with ind/dind/tind blocks: %d/%d/%d\n"), | |
133 | ctx->fs_ind_count, ctx->fs_dind_count, ctx->fs_tind_count); | |
134 | printf (_("%8d blocks used (%d%%)\n" | |
135 | "%8d bad blocks\n"), blocks_used, | |
636a954a TT |
136 | (int) ((long long) 100 * blocks_used / blocks), |
137 | ctx->fs_badblocks_count); | |
2b94c658 | 138 | printf(_("%8d large files\n"), ctx->large_files); |
0c4a0726 TT |
139 | printf (_("\n%8d regular files\n" |
140 | "%8d directories\n" | |
141 | "%8d character device files\n" | |
142 | "%8d block device files\n" | |
143 | "%8d fifos\n" | |
144 | "%8d links\n" | |
145 | "%8d symbolic links (%d fast symbolic links)\n" | |
146 | "%8d sockets\n" | |
147 | "--------\n" | |
148 | "%8d files\n"), | |
149 | ctx->fs_regular_count, | |
150 | ctx->fs_directory_count, | |
151 | ctx->fs_chardev_count, | |
152 | ctx->fs_blockdev_count, | |
153 | ctx->fs_fifo_count, | |
154 | ctx->fs_links_count - dir_links, | |
155 | ctx->fs_symlinks_count, | |
156 | ctx->fs_fast_symlinks_count, | |
157 | ctx->fs_sockets_count, | |
158 | ctx->fs_total_count - dir_links); | |
159 | #else | |
1b6bf175 TT |
160 | printf ("\n%8d inode%s used (%d%%)\n", inodes_used, |
161 | (inodes_used != 1) ? "s" : "", | |
162 | 100 * inodes_used / inodes); | |
163 | printf ("%8d non-contiguous inodes (%0d.%d%%)\n", | |
164 | ctx->fs_fragmented, frag_percent / 10, frag_percent % 10); | |
165 | printf (" # of inodes with ind/dind/tind blocks: %d/%d/%d\n", | |
166 | ctx->fs_ind_count, ctx->fs_dind_count, ctx->fs_tind_count); | |
167 | printf ("%8d block%s used (%d%%)\n" | |
168 | "%8d bad block%s\n", blocks_used, | |
169 | (blocks_used != 1) ? "s" : "", | |
170 | 100 * blocks_used / blocks, ctx->fs_badblocks_count, | |
171 | ctx->fs_badblocks_count != 1 ? "s" : ""); | |
2b94c658 TT |
172 | printf(_("%8d large file%s\n"), ctx->large_files, |
173 | (ctx->large_files != 1) ? "s" : ""); | |
1b6bf175 TT |
174 | printf ("\n%8d regular file%s\n" |
175 | "%8d director%s\n" | |
176 | "%8d character device file%s\n" | |
177 | "%8d block device file%s\n" | |
178 | "%8d fifo%s\n" | |
179 | "%8d link%s\n" | |
180 | "%8d symbolic link%s (%d fast symbolic link%s)\n" | |
181 | "%8d socket%s\n" | |
182 | "--------\n" | |
183 | "%8d file%s\n", | |
184 | ctx->fs_regular_count, | |
185 | (ctx->fs_regular_count != 1) ? "s" : "", | |
186 | ctx->fs_directory_count, | |
187 | (ctx->fs_directory_count != 1) ? "ies" : "y", | |
188 | ctx->fs_chardev_count, | |
189 | (ctx->fs_chardev_count != 1) ? "s" : "", | |
190 | ctx->fs_blockdev_count, | |
191 | (ctx->fs_blockdev_count != 1) ? "s" : "", | |
192 | ctx->fs_fifo_count, | |
193 | (ctx->fs_fifo_count != 1) ? "s" : "", | |
194 | ctx->fs_links_count - dir_links, | |
195 | ((ctx->fs_links_count - dir_links) != 1) ? "s" : "", | |
196 | ctx->fs_symlinks_count, | |
197 | (ctx->fs_symlinks_count != 1) ? "s" : "", | |
198 | ctx->fs_fast_symlinks_count, | |
199 | (ctx->fs_fast_symlinks_count != 1) ? "s" : "", | |
200 | ctx->fs_sockets_count, (ctx->fs_sockets_count != 1) ? "s" : "", | |
201 | ctx->fs_total_count - dir_links, | |
202 | ((ctx->fs_total_count - dir_links) != 1) ? "s" : ""); | |
0c4a0726 | 203 | #endif |
1b6bf175 TT |
204 | } |
205 | ||
206 | static void check_mount(e2fsck_t ctx) | |
207 | { | |
208 | errcode_t retval; | |
ee895139 | 209 | int cont; |
1b6bf175 | 210 | |
ee895139 TT |
211 | retval = ext2fs_check_if_mounted(ctx->filesystem_name, |
212 | &ctx->mount_flags); | |
1b6bf175 TT |
213 | if (retval) { |
214 | com_err("ext2fs_check_if_mount", retval, | |
0c4a0726 | 215 | _("while determining whether %s is mounted."), |
1b6bf175 TT |
216 | ctx->filesystem_name); |
217 | return; | |
218 | } | |
1b6bf175 | 219 | |
1b6bf175 | 220 | /* |
83e6ac84 TT |
221 | * If the filesystem isn't mounted, or it's the root filesystem |
222 | * and it's mounted read-only, then everything's fine. | |
1b6bf175 | 223 | */ |
ee895139 TT |
224 | if ((!(ctx->mount_flags & EXT2_MF_MOUNTED)) || |
225 | ((ctx->mount_flags & EXT2_MF_ISROOT) && | |
226 | (ctx->mount_flags & EXT2_MF_READONLY))) | |
83e6ac84 TT |
227 | return; |
228 | ||
1b6bf175 | 229 | if (ctx->options & E2F_OPT_READONLY) { |
0c4a0726 | 230 | printf(_("Warning! %s is mounted.\n"), ctx->filesystem_name); |
1b6bf175 TT |
231 | return; |
232 | } | |
233 | ||
0c4a0726 | 234 | printf(_("%s is mounted. "), ctx->filesystem_name); |
243dc31f TT |
235 | if (!isatty(0) || !isatty(1)) |
236 | fatal_error(ctx, _("Cannot continue, aborting.\n\n")); | |
0c4a0726 | 237 | printf(_("\n\n\007\007\007\007WARNING!!! " |
74033350 | 238 | "Running e2fsck on a mounted filesystem may cause\n" |
0c4a0726 TT |
239 | "SEVERE filesystem damage.\007\007\007\n\n")); |
240 | cont = ask_yn(_("Do you really want to continue"), -1); | |
1b6bf175 | 241 | if (!cont) { |
0c4a0726 | 242 | printf (_("check aborted.\n")); |
1b6bf175 TT |
243 | exit (0); |
244 | } | |
245 | return; | |
246 | } | |
247 | ||
1b6bf175 TT |
248 | /* |
249 | * This routine checks to see if a filesystem can be skipped; if so, | |
250 | * it will exit with E2FSCK_OK. Under some conditions it will print a | |
251 | * message explaining why a check is being forced. | |
252 | */ | |
253 | static void check_if_skip(e2fsck_t ctx) | |
254 | { | |
255 | ext2_filsys fs = ctx->fs; | |
256 | const char *reason = NULL; | |
b6a0807b | 257 | unsigned int reason_arg = 0; |
1b6bf175 | 258 | |
d37066a9 TT |
259 | if ((ctx->options & E2F_OPT_FORCE) || bad_blocks_file || |
260 | cflag || swapfs) | |
1b6bf175 TT |
261 | return; |
262 | ||
263 | if (fs->super->s_state & EXT2_ERROR_FS) | |
b6a0807b | 264 | reason = _(" contains a file system with errors"); |
24fc5032 | 265 | else if ((fs->super->s_state & EXT2_VALID_FS) == 0) |
b6a0807b | 266 | reason = _(" was not cleanly unmounted"); |
bc57f153 | 267 | else if ((fs->super->s_max_mnt_count > 0) && |
17390c04 | 268 | (fs->super->s_mnt_count >= |
b6a0807b TT |
269 | (unsigned) fs->super->s_max_mnt_count)) { |
270 | reason = _(" has been mounted %u times without being checked"); | |
271 | reason_arg = fs->super->s_mnt_count; | |
272 | } else if (fs->super->s_checkinterval && | |
1b6bf175 | 273 | time(0) >= (fs->super->s_lastcheck + |
b6a0807b TT |
274 | fs->super->s_checkinterval)) { |
275 | reason = _(" has gone %u days without being checked"); | |
276 | reason_arg = (time(0) - fs->super->s_lastcheck)/(3600*24); | |
277 | } | |
1b6bf175 | 278 | if (reason) { |
b6a0807b TT |
279 | fputs(ctx->device_name, stdout); |
280 | printf(reason, reason_arg); | |
281 | fputs(_(", check forced.\n"), stdout); | |
1b6bf175 TT |
282 | return; |
283 | } | |
0c4a0726 | 284 | printf(_("%s: clean, %d/%d files, %d/%d blocks\n"), ctx->device_name, |
1b6bf175 TT |
285 | fs->super->s_inodes_count - fs->super->s_free_inodes_count, |
286 | fs->super->s_inodes_count, | |
287 | fs->super->s_blocks_count - fs->super->s_free_blocks_count, | |
288 | fs->super->s_blocks_count); | |
289 | ext2fs_close(fs); | |
6d222f32 TT |
290 | ctx->fs = NULL; |
291 | e2fsck_free_context(ctx); | |
1b6bf175 TT |
292 | exit(FSCK_OK); |
293 | } | |
294 | ||
efac9a1b TT |
295 | /* |
296 | * For completion notice | |
297 | */ | |
5596defa TT |
298 | struct percent_tbl { |
299 | int max_pass; | |
300 | int table[32]; | |
301 | }; | |
302 | struct percent_tbl e2fsck_tbl = { | |
303 | 5, { 0, 70, 90, 92, 95, 100 } | |
304 | }; | |
5596defa TT |
305 | static char bar[] = |
306 | "===============================================================" | |
307 | "==============================================================="; | |
308 | static char spaces[] = | |
309 | " " | |
310 | " "; | |
311 | ||
312 | static float calc_percent(struct percent_tbl *tbl, int pass, int curr, | |
313 | int max) | |
314 | { | |
315 | float percent; | |
316 | ||
317 | if (pass <= 0) | |
318 | return 0.0; | |
b8d164cd | 319 | if (pass > tbl->max_pass || max == 0) |
5596defa TT |
320 | return 100.0; |
321 | percent = ((float) curr) / ((float) max); | |
322 | return ((percent * (tbl->table[pass] - tbl->table[pass-1])) | |
323 | + tbl->table[pass-1]); | |
324 | } | |
325 | ||
326 | extern void e2fsck_clear_progbar(e2fsck_t ctx) | |
327 | { | |
328 | if (!(ctx->flags & E2F_FLAG_PROG_BAR)) | |
329 | return; | |
330 | ||
bc34d6be TT |
331 | printf("\001%s\r\002", spaces + (sizeof(spaces) - 80)); |
332 | fflush(stdout); | |
5596defa TT |
333 | ctx->flags &= ~E2F_FLAG_PROG_BAR; |
334 | } | |
335 | ||
b0700a1b TT |
336 | int e2fsck_simple_progress(e2fsck_t ctx, char *label, float percent, |
337 | unsigned int dpynum) | |
338 | { | |
339 | static const char spinner[] = "\\|/-"; | |
340 | char buf[80]; | |
341 | int i; | |
342 | int tick; | |
343 | struct timeval tv; | |
344 | int dpywidth; | |
345 | ||
346 | if (ctx->flags & E2F_FLAG_PROG_SUPPRESS) | |
347 | return 0; | |
348 | ||
349 | /* | |
350 | * Calculate the new progress position. If the | |
351 | * percentage hasn't changed, then we skip out right | |
352 | * away. | |
353 | */ | |
354 | if (ctx->progress_last_percent == (int) 10 * percent) | |
355 | return 0; | |
356 | ctx->progress_last_percent = (int) 10 * percent; | |
357 | ||
358 | /* | |
359 | * If we've already updated the spinner once within | |
360 | * the last 1/8th of a second, no point doing it | |
361 | * again. | |
362 | */ | |
363 | gettimeofday(&tv, NULL); | |
364 | tick = (tv.tv_sec << 3) + (tv.tv_usec / (1000000 / 8)); | |
365 | if ((tick == ctx->progress_last_time) && | |
366 | (percent != 0.0) && (percent != 100.0)) | |
367 | return 0; | |
368 | ctx->progress_last_time = tick; | |
369 | ||
370 | /* | |
371 | * Advance the spinner, and note that the progress bar | |
372 | * will be on the screen | |
373 | */ | |
374 | ctx->progress_pos = (ctx->progress_pos+1) & 3; | |
375 | ctx->flags |= E2F_FLAG_PROG_BAR; | |
376 | ||
377 | dpywidth = 66 - strlen(label); | |
378 | dpywidth = 8 * (dpywidth / 8); | |
379 | if (dpynum) | |
380 | dpywidth -= 8; | |
381 | ||
382 | i = ((percent * dpywidth) + 50) / 100; | |
bc34d6be | 383 | printf("\001%s: |%s%s", label, bar + (sizeof(bar) - (i+1)), |
b0700a1b TT |
384 | spaces + (sizeof(spaces) - (dpywidth - i + 1))); |
385 | if (percent == 100.0) | |
386 | fputc('|', stdout); | |
387 | else | |
388 | fputc(spinner[ctx->progress_pos & 3], stdout); | |
389 | if (dpynum) | |
bc34d6be | 390 | printf(" %4.1f%% %u\r\002", percent, dpynum); |
b0700a1b | 391 | else |
bc34d6be | 392 | printf(" %4.1f%% \r\002", percent); |
b0700a1b TT |
393 | |
394 | if (percent == 100.0) | |
395 | e2fsck_clear_progbar(ctx); | |
396 | fflush(stdout); | |
397 | ||
398 | return 0; | |
399 | } | |
400 | ||
efac9a1b TT |
401 | static int e2fsck_update_progress(e2fsck_t ctx, int pass, |
402 | unsigned long cur, unsigned long max) | |
403 | { | |
53ef44c4 | 404 | static const char spinner[] = "\\|/-"; |
efac9a1b | 405 | char buf[80]; |
5596defa TT |
406 | int i; |
407 | float percent; | |
06012323 TT |
408 | int tick; |
409 | struct timeval tv; | |
17390c04 | 410 | static int dpywidth = 0; |
f75c28de TT |
411 | |
412 | if (pass == 0) | |
413 | return 0; | |
efac9a1b TT |
414 | |
415 | if (ctx->progress_fd) { | |
416 | sprintf(buf, "%d %lu %lu\n", pass, cur, max); | |
417 | write(ctx->progress_fd, buf, strlen(buf)); | |
418 | } else { | |
e4c8e885 | 419 | percent = calc_percent(&e2fsck_tbl, pass, cur, max); |
b0700a1b TT |
420 | e2fsck_simple_progress(ctx, ctx->device_name, |
421 | percent, 0); | |
efac9a1b TT |
422 | } |
423 | return 0; | |
424 | } | |
1b6bf175 TT |
425 | |
426 | #define PATH_SET "PATH=/sbin" | |
427 | ||
5ba23cb1 | 428 | static void reserve_stdio_fds(void) |
24fc5032 TT |
429 | { |
430 | int fd; | |
431 | ||
432 | while (1) { | |
433 | fd = open("/dev/null", O_RDWR); | |
434 | if (fd > 2) | |
435 | break; | |
75d83bec | 436 | if (fd < 0) { |
0c4a0726 TT |
437 | fprintf(stderr, _("ERROR: Couldn't open " |
438 | "/dev/null (%s)\n"), | |
75d83bec TT |
439 | strerror(errno)); |
440 | break; | |
441 | } | |
24fc5032 TT |
442 | } |
443 | close(fd); | |
444 | } | |
445 | ||
9ecd8bec | 446 | #ifdef HAVE_SIGNAL_H |
5596defa TT |
447 | static void signal_progress_on(int sig) |
448 | { | |
243dc31f | 449 | e2fsck_t ctx = e2fsck_global_ctx; |
5596defa TT |
450 | |
451 | if (!ctx) | |
452 | return; | |
453 | ||
454 | ctx->progress = e2fsck_update_progress; | |
455 | ctx->progress_fd = 0; | |
456 | } | |
457 | ||
458 | static void signal_progress_off(int sig) | |
459 | { | |
243dc31f | 460 | e2fsck_t ctx = e2fsck_global_ctx; |
5596defa TT |
461 | |
462 | if (!ctx) | |
463 | return; | |
464 | ||
465 | e2fsck_clear_progbar(ctx); | |
466 | ctx->progress = 0; | |
467 | } | |
4cae0452 TT |
468 | |
469 | static void signal_cancel(int sig) | |
470 | { | |
471 | e2fsck_t ctx = e2fsck_global_ctx; | |
472 | ||
473 | if (!ctx) | |
474 | exit(FSCK_CANCELED); | |
475 | ||
476 | ctx->flags |= E2F_FLAG_CANCEL; | |
477 | } | |
9ecd8bec | 478 | #endif |
5596defa | 479 | |
0684a4f3 TT |
480 | static void parse_extended_opts(e2fsck_t ctx, const char *opts) |
481 | { | |
482 | char *buf, *token, *next, *p, *arg; | |
f364093b | 483 | int ea_ver; |
0684a4f3 TT |
484 | int extended_usage = 0; |
485 | ||
f364093b | 486 | buf = string_copy(ctx, opts, 0); |
0684a4f3 TT |
487 | for (token = buf; token && *token; token = next) { |
488 | p = strchr(token, ','); | |
489 | next = 0; | |
490 | if (p) { | |
491 | *p = 0; | |
492 | next = p+1; | |
493 | } | |
494 | arg = strchr(token, '='); | |
495 | if (arg) { | |
496 | *arg = 0; | |
497 | arg++; | |
498 | } | |
499 | if (strcmp(token, "ea_ver") == 0) { | |
500 | if (!arg) { | |
501 | extended_usage++; | |
502 | continue; | |
503 | } | |
504 | ea_ver = strtoul(arg, &p, 0); | |
505 | if (*p || | |
506 | ((ea_ver != 1) && (ea_ver != 2))) { | |
507 | fprintf(stderr, | |
508 | _("Invalid EA version.\n")); | |
509 | extended_usage++; | |
510 | continue; | |
511 | } | |
512 | ctx->ext_attr_ver = ea_ver; | |
513 | } else | |
514 | extended_usage++; | |
515 | } | |
516 | if (extended_usage) { | |
517 | fprintf(stderr, _("Extended options are separated by commas, " | |
518 | "and may take an argument which\n" | |
519 | "is set off by an equals ('=') sign. " | |
520 | "Valid raid options are:\n" | |
521 | "\tea_ver=<ea_version (1 or 2)\n\n")); | |
522 | exit(1); | |
523 | } | |
524 | } | |
525 | ||
526 | ||
1b6bf175 TT |
527 | static errcode_t PRS(int argc, char *argv[], e2fsck_t *ret_ctx) |
528 | { | |
529 | int flush = 0; | |
ae8160e6 | 530 | int c, fd; |
1b6bf175 TT |
531 | #ifdef MTRACE |
532 | extern void *mallwatch; | |
533 | #endif | |
1b6bf175 TT |
534 | e2fsck_t ctx; |
535 | errcode_t retval; | |
9ecd8bec | 536 | #ifdef HAVE_SIGNAL_H |
5596defa | 537 | struct sigaction sa; |
9ecd8bec | 538 | #endif |
0684a4f3 | 539 | char *extended_opts = 0; |
1b6bf175 TT |
540 | |
541 | retval = e2fsck_allocate_context(&ctx); | |
542 | if (retval) | |
543 | return retval; | |
544 | ||
545 | *ret_ctx = ctx; | |
546 | ||
908b785c TT |
547 | setvbuf(stdout, NULL, _IONBF, BUFSIZ); |
548 | setvbuf(stderr, NULL, _IONBF, BUFSIZ); | |
1b6bf175 | 549 | initialize_ext2_error_table(); |
f364093b | 550 | blkid_get_cache(&ctx->blkid, NULL); |
1b6bf175 TT |
551 | |
552 | if (argc && *argv) | |
553 | ctx->program_name = *argv; | |
554 | else | |
555 | ctx->program_name = "e2fsck"; | |
0684a4f3 | 556 | while ((c = getopt (argc, argv, "panyrcC:B:dE:fvtFVM:b:I:j:P:l:L:N:SsD")) != EOF) |
1b6bf175 | 557 | switch (c) { |
efac9a1b TT |
558 | case 'C': |
559 | ctx->progress = e2fsck_update_progress; | |
560 | ctx->progress_fd = atoi(optarg); | |
fc9a69ca TT |
561 | if (!ctx->progress_fd) |
562 | break; | |
ae8160e6 TT |
563 | /* Validate the file descriptor to avoid disasters */ |
564 | fd = dup(ctx->progress_fd); | |
565 | if (fd < 0) { | |
566 | fprintf(stderr, | |
567 | _("Error validating file descriptor %d: %s\n"), | |
568 | ctx->progress_fd, | |
569 | error_message(errno)); | |
570 | fatal_error(ctx, | |
571 | _("Invalid completion information file descriptor")); | |
572 | } else | |
573 | close(fd); | |
efac9a1b | 574 | break; |
850d05e9 TT |
575 | case 'D': |
576 | ctx->options |= E2F_OPT_COMPRESS_DIRS; | |
577 | break; | |
0684a4f3 TT |
578 | case 'E': |
579 | extended_opts = optarg; | |
580 | break; | |
1b6bf175 TT |
581 | case 'p': |
582 | case 'a': | |
8161a748 TT |
583 | if (ctx->options & (E2F_OPT_YES|E2F_OPT_NO)) { |
584 | conflict_opt: | |
585 | fatal_error(ctx, | |
586 | _("Only one the options -p/-a, -n or -y may be specified.")); | |
587 | } | |
1b6bf175 | 588 | ctx->options |= E2F_OPT_PREEN; |
1b6bf175 TT |
589 | break; |
590 | case 'n': | |
8161a748 TT |
591 | if (ctx->options & (E2F_OPT_YES|E2F_OPT_PREEN)) |
592 | goto conflict_opt; | |
1b6bf175 | 593 | ctx->options |= E2F_OPT_NO; |
1b6bf175 TT |
594 | break; |
595 | case 'y': | |
8161a748 TT |
596 | if (ctx->options & (E2F_OPT_PREEN|E2F_OPT_NO)) |
597 | goto conflict_opt; | |
1b6bf175 | 598 | ctx->options |= E2F_OPT_YES; |
1b6bf175 TT |
599 | break; |
600 | case 't': | |
8bf191e8 | 601 | #ifdef RESOURCE_TRACK |
1b6bf175 TT |
602 | if (ctx->options & E2F_OPT_TIME) |
603 | ctx->options |= E2F_OPT_TIME2; | |
604 | else | |
605 | ctx->options |= E2F_OPT_TIME; | |
8bf191e8 | 606 | #else |
0c4a0726 TT |
607 | fprintf(stderr, _("The -t option is not " |
608 | "supported on this version of e2fsck.\n")); | |
8bf191e8 | 609 | #endif |
1b6bf175 TT |
610 | break; |
611 | case 'c': | |
3ed57c27 TT |
612 | if (cflag++) |
613 | ctx->options |= E2F_OPT_WRITECHECK; | |
1b6bf175 TT |
614 | ctx->options |= E2F_OPT_CHECKBLOCKS; |
615 | break; | |
616 | case 'r': | |
617 | /* What we do by default, anyway! */ | |
618 | break; | |
619 | case 'b': | |
620 | ctx->use_superblock = atoi(optarg); | |
ae6cdcf7 | 621 | ctx->flags |= E2F_FLAG_SB_SPECIFIED; |
1b6bf175 TT |
622 | break; |
623 | case 'B': | |
f1a1761d | 624 | ctx->blocksize = atoi(optarg); |
1b6bf175 TT |
625 | break; |
626 | case 'I': | |
627 | ctx->inode_buffer_blocks = atoi(optarg); | |
628 | break; | |
adee8d75 | 629 | case 'j': |
f364093b | 630 | ctx->journal_name = string_copy(ctx, optarg, 0); |
adee8d75 | 631 | break; |
1b6bf175 TT |
632 | case 'P': |
633 | ctx->process_inode_size = atoi(optarg); | |
634 | break; | |
635 | case 'L': | |
636 | replace_bad_blocks++; | |
637 | case 'l': | |
f364093b | 638 | bad_blocks_file = string_copy(ctx, optarg, 0); |
1b6bf175 TT |
639 | break; |
640 | case 'd': | |
641 | ctx->options |= E2F_OPT_DEBUG; | |
642 | break; | |
643 | case 'f': | |
d37066a9 | 644 | ctx->options |= E2F_OPT_FORCE; |
1b6bf175 TT |
645 | break; |
646 | case 'F': | |
1b6bf175 | 647 | flush = 1; |
1b6bf175 TT |
648 | break; |
649 | case 'v': | |
650 | verbose = 1; | |
651 | break; | |
652 | case 'V': | |
653 | show_version_only = 1; | |
654 | break; | |
655 | #ifdef MTRACE | |
656 | case 'M': | |
657 | mallwatch = (void *) strtol(optarg, NULL, 0); | |
658 | break; | |
659 | #endif | |
660 | case 'N': | |
661 | ctx->device_name = optarg; | |
662 | break; | |
5df55d7f | 663 | #ifdef ENABLE_SWAPFS |
1b6bf175 TT |
664 | case 's': |
665 | normalize_swapfs = 1; | |
666 | case 'S': | |
667 | swapfs = 1; | |
668 | break; | |
5df55d7f TT |
669 | #else |
670 | case 's': | |
671 | case 'S': | |
672 | fprintf(stderr, _("Byte-swapping filesystems " | |
673 | "not compiled in this version " | |
674 | "of e2fsck\n")); | |
675 | exit(1); | |
676 | #endif | |
1b6bf175 TT |
677 | default: |
678 | usage(ctx); | |
679 | } | |
680 | if (show_version_only) | |
681 | return 0; | |
682 | if (optind != argc - 1) | |
683 | usage(ctx); | |
684 | if ((ctx->options & E2F_OPT_NO) && !bad_blocks_file && | |
850d05e9 | 685 | !cflag && !swapfs && !(ctx->options & E2F_OPT_COMPRESS_DIRS)) |
1b6bf175 | 686 | ctx->options |= E2F_OPT_READONLY; |
f364093b | 687 | ctx->filesystem_name = blkid_get_devname(ctx->blkid, argv[optind], 0); |
0684a4f3 TT |
688 | if (extended_opts) |
689 | parse_extended_opts(ctx, extended_opts); | |
690 | ||
28ffafb0 | 691 | if (flush) { |
4ea7bd04 | 692 | fd = open(ctx->filesystem_name, O_RDONLY, 0); |
1b6bf175 | 693 | if (fd < 0) { |
0c4a0726 TT |
694 | com_err("open", errno, |
695 | _("while opening %s for flushing"), | |
1b6bf175 | 696 | ctx->filesystem_name); |
243dc31f | 697 | fatal_error(ctx, 0); |
1b6bf175 | 698 | } |
5df55d7f | 699 | if ((retval = ext2fs_sync_device(fd, 1))) { |
5ba23cb1 | 700 | com_err("ext2fs_sync_device", retval, |
0c4a0726 | 701 | _("while trying to flush %s"), |
1b6bf175 | 702 | ctx->filesystem_name); |
243dc31f | 703 | fatal_error(ctx, 0); |
1b6bf175 TT |
704 | } |
705 | close(fd); | |
1b6bf175 | 706 | } |
5df55d7f | 707 | #ifdef ENABLE_SWAPFS |
1b6bf175 TT |
708 | if (swapfs) { |
709 | if (cflag || bad_blocks_file) { | |
0c4a0726 | 710 | fprintf(stderr, _("Incompatible options not " |
3ed57c27 | 711 | "allowed when byte-swapping.\n")); |
243dc31f | 712 | exit(FSCK_USAGE); |
1b6bf175 TT |
713 | } |
714 | } | |
5df55d7f | 715 | #endif |
3ed57c27 TT |
716 | if (cflag && bad_blocks_file) { |
717 | fprintf(stderr, _("The -c and the -l/-L options may " | |
718 | "not be both used at the same time.\n")); | |
719 | exit(FSCK_USAGE); | |
720 | } | |
9ecd8bec | 721 | #ifdef HAVE_SIGNAL_H |
5596defa TT |
722 | /* |
723 | * Set up signal action | |
724 | */ | |
725 | memset(&sa, 0, sizeof(struct sigaction)); | |
850d05e9 TT |
726 | sa.sa_handler = signal_cancel; |
727 | sigaction(SIGINT, &sa, 0); | |
728 | sigaction(SIGTERM, &sa, 0); | |
5596defa TT |
729 | #ifdef SA_RESTART |
730 | sa.sa_flags = SA_RESTART; | |
731 | #endif | |
243dc31f | 732 | e2fsck_global_ctx = ctx; |
5596defa TT |
733 | sa.sa_handler = signal_progress_on; |
734 | sigaction(SIGUSR1, &sa, 0); | |
735 | sa.sa_handler = signal_progress_off; | |
736 | sigaction(SIGUSR2, &sa, 0); | |
9ecd8bec | 737 | #endif |
6d222f32 TT |
738 | |
739 | /* Update our PATH to include /sbin if we need to run badblocks */ | |
740 | if (cflag) { | |
741 | char *oldpath = getenv("PATH"); | |
742 | if (oldpath) { | |
743 | char *newpath; | |
744 | ||
745 | newpath = (char *) malloc(sizeof (PATH_SET) + 1 + | |
746 | strlen (oldpath)); | |
747 | if (!newpath) | |
748 | fatal_error(ctx, "Couldn't malloc() newpath"); | |
749 | strcpy (newpath, PATH_SET); | |
750 | strcat (newpath, ":"); | |
751 | strcat (newpath, oldpath); | |
752 | putenv (newpath); | |
753 | } else | |
754 | putenv (PATH_SET); | |
755 | } | |
5e72cdbe TT |
756 | #ifdef CONFIG_JBD_DEBUG |
757 | if (getenv("E2FSCK_JBD_DEBUG")) | |
758 | journal_enable_debug = atoi(getenv("E2FSCK_JBD_DEBUG")); | |
759 | #endif | |
1b6bf175 TT |
760 | return 0; |
761 | } | |
762 | ||
763 | static const char *my_ver_string = E2FSPROGS_VERSION; | |
764 | static const char *my_ver_date = E2FSPROGS_DATE; | |
765 | ||
766 | int main (int argc, char *argv[]) | |
767 | { | |
768 | errcode_t retval = 0; | |
769 | int exit_value = FSCK_OK; | |
1b6bf175 TT |
770 | ext2_filsys fs = 0; |
771 | io_manager io_ptr; | |
5dd8f963 | 772 | struct ext2_super_block *sb; |
1b6bf175 TT |
773 | const char *lib_ver_date; |
774 | int my_ver, lib_ver; | |
775 | e2fsck_t ctx; | |
776 | struct problem_context pctx; | |
08b21301 | 777 | int flags, run_result; |
1b6bf175 TT |
778 | |
779 | clear_problem_context(&pctx); | |
780 | #ifdef MTRACE | |
781 | mtrace(); | |
782 | #endif | |
783 | #ifdef MCHECK | |
784 | mcheck(0); | |
0c4a0726 TT |
785 | #endif |
786 | #ifdef ENABLE_NLS | |
787 | setlocale(LC_MESSAGES, ""); | |
14308a53 | 788 | setlocale(LC_CTYPE, ""); |
0c4a0726 TT |
789 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
790 | textdomain(NLS_CAT_NAME); | |
1b6bf175 TT |
791 | #endif |
792 | my_ver = ext2fs_parse_version_string(my_ver_string); | |
793 | lib_ver = ext2fs_get_library_version(0, &lib_ver_date); | |
794 | if (my_ver > lib_ver) { | |
0c4a0726 TT |
795 | fprintf( stderr, _("Error: ext2fs library version " |
796 | "out of date!\n")); | |
1b6bf175 TT |
797 | show_version_only++; |
798 | } | |
799 | ||
800 | retval = PRS(argc, argv, &ctx); | |
801 | if (retval) { | |
802 | com_err("e2fsck", retval, | |
0c4a0726 | 803 | _("while trying to initialize program")); |
243dc31f | 804 | exit(FSCK_ERROR); |
1b6bf175 | 805 | } |
24fc5032 TT |
806 | reserve_stdio_fds(); |
807 | ||
8bf191e8 | 808 | #ifdef RESOURCE_TRACK |
1b6bf175 | 809 | init_resource_track(&ctx->global_rtrack); |
8bf191e8 | 810 | #endif |
1b6bf175 TT |
811 | |
812 | if (!(ctx->options & E2F_OPT_PREEN) || show_version_only) | |
908b785c | 813 | fprintf(stderr, "e2fsck %s (%s)\n", my_ver_string, |
0f8973fb | 814 | my_ver_date); |
1b6bf175 TT |
815 | |
816 | if (show_version_only) { | |
0c4a0726 | 817 | fprintf(stderr, _("\tUsing %s, %s\n"), |
1b6bf175 | 818 | error_message(EXT2_ET_BASE), lib_ver_date); |
243dc31f | 819 | exit(FSCK_OK); |
1b6bf175 TT |
820 | } |
821 | ||
822 | check_mount(ctx); | |
823 | ||
824 | if (!(ctx->options & E2F_OPT_PREEN) && | |
825 | !(ctx->options & E2F_OPT_NO) && | |
826 | !(ctx->options & E2F_OPT_YES)) { | |
827 | if (!isatty (0) || !isatty (1)) | |
f8188fff | 828 | fatal_error(ctx, |
0c4a0726 | 829 | _("need terminal for interactive repairs")); |
1b6bf175 TT |
830 | } |
831 | ctx->superblock = ctx->use_superblock; | |
832 | restart: | |
833 | #if 1 | |
834 | io_ptr = unix_io_manager; | |
835 | #else | |
836 | io_ptr = test_io_manager; | |
837 | test_io_backing_manager = unix_io_manager; | |
838 | #endif | |
17390c04 TT |
839 | flags = 0; |
840 | if ((ctx->options & E2F_OPT_READONLY) == 0) | |
841 | flags |= EXT2_FLAG_RW; | |
842 | ||
f1a1761d | 843 | if (ctx->superblock && ctx->blocksize) { |
1b6bf175 | 844 | retval = ext2fs_open(ctx->filesystem_name, flags, |
f1a1761d TT |
845 | ctx->superblock, ctx->blocksize, |
846 | io_ptr, &fs); | |
1b6bf175 | 847 | } else if (ctx->superblock) { |
932a489c AD |
848 | int blocksize; |
849 | for (blocksize = EXT2_MIN_BLOCK_SIZE; | |
850 | blocksize <= EXT2_MAX_BLOCK_SIZE; blocksize *= 2) { | |
1b6bf175 | 851 | retval = ext2fs_open(ctx->filesystem_name, flags, |
932a489c | 852 | ctx->superblock, blocksize, |
1b6bf175 TT |
853 | io_ptr, &fs); |
854 | if (!retval) | |
855 | break; | |
856 | } | |
857 | } else | |
858 | retval = ext2fs_open(ctx->filesystem_name, flags, | |
859 | 0, 0, io_ptr, &fs); | |
ae6cdcf7 TT |
860 | if (!ctx->superblock && !(ctx->options & E2F_OPT_PREEN) && |
861 | !(ctx->flags & E2F_FLAG_SB_SPECIFIED) && | |
1b6bf175 TT |
862 | ((retval == EXT2_ET_BAD_MAGIC) || |
863 | ((retval == 0) && ext2fs_check_desc(fs)))) { | |
864 | if (!fs || (fs->group_desc_count > 1)) { | |
0c4a0726 TT |
865 | printf(_("%s trying backup blocks...\n"), |
866 | retval ? _("Couldn't find ext2 superblock,") : | |
867 | _("Group descriptors look bad...")); | |
f1a1761d | 868 | get_backup_sb(ctx, fs, ctx->filesystem_name, io_ptr); |
1b6bf175 TT |
869 | if (fs) |
870 | ext2fs_close(fs); | |
871 | goto restart; | |
872 | } | |
873 | } | |
874 | if (retval) { | |
0c4a0726 | 875 | com_err(ctx->program_name, retval, _("while trying to open %s"), |
1b6bf175 | 876 | ctx->filesystem_name); |
24dd4028 | 877 | if (retval == EXT2_ET_REV_TOO_HIGH) { |
0c4a0726 | 878 | printf(_("The filesystem revision is apparently " |
24dd4028 TT |
879 | "too high for this version of e2fsck.\n" |
880 | "(Or the filesystem superblock " | |
0c4a0726 | 881 | "is corrupt)\n\n")); |
24dd4028 TT |
882 | fix_problem(ctx, PR_0_SB_CORRUPT, &pctx); |
883 | } else if (retval == EXT2_ET_SHORT_READ) | |
0c4a0726 | 884 | printf(_("Could this be a zero-length partition?\n")); |
1b6bf175 | 885 | else if ((retval == EPERM) || (retval == EACCES)) |
0c4a0726 TT |
886 | printf(_("You must have %s access to the " |
887 | "filesystem or be root\n"), | |
1b6bf175 TT |
888 | (ctx->options & E2F_OPT_READONLY) ? |
889 | "r/o" : "r/w"); | |
890 | else if (retval == ENXIO) | |
0c4a0726 | 891 | printf(_("Possibly non-existent or swap device?\n")); |
68227542 TT |
892 | #ifdef EROFS |
893 | else if (retval == EROFS) | |
0c4a0726 | 894 | printf(_("Disk write-protected; use the -n option " |
68227542 | 895 | "to do a read-only\n" |
0c4a0726 | 896 | "check of the device.\n")); |
68227542 | 897 | #endif |
1b6bf175 TT |
898 | else |
899 | fix_problem(ctx, PR_0_SB_CORRUPT, &pctx); | |
243dc31f | 900 | fatal_error(ctx, 0); |
1b6bf175 TT |
901 | } |
902 | ctx->fs = fs; | |
54dc7ca2 | 903 | fs->priv_data = ctx; |
5dd8f963 TT |
904 | sb = fs->super; |
905 | if (sb->s_rev_level > E2FSCK_CURRENT_REV) { | |
1b6bf175 | 906 | com_err(ctx->program_name, EXT2_ET_REV_TOO_HIGH, |
0c4a0726 | 907 | _("while trying to open %s"), |
1b6bf175 | 908 | ctx->filesystem_name); |
f8188fff | 909 | get_newer: |
0c4a0726 | 910 | fatal_error(ctx, _("Get a newer version of e2fsck!")); |
1b6bf175 | 911 | } |
3b5386dc TT |
912 | |
913 | /* | |
914 | * Set the device name, which is used whenever we print error | |
915 | * or informational messages to the user. | |
916 | */ | |
917 | if (ctx->device_name == 0 && | |
5dd8f963 | 918 | (sb->s_volume_name[0] != 0)) { |
f364093b TT |
919 | ctx->device_name = string_copy(ctx, sb->s_volume_name, |
920 | sizeof(sb->s_volume_name)); | |
3b5386dc TT |
921 | } |
922 | if (ctx->device_name == 0) | |
923 | ctx->device_name = ctx->filesystem_name; | |
924 | ||
17390c04 | 925 | /* |
9b565759 | 926 | * Make sure the ext3 superblock fields are consistent. |
17390c04 | 927 | */ |
3b5386dc TT |
928 | retval = e2fsck_check_ext3_journal(ctx); |
929 | if (retval) { | |
930 | com_err(ctx->program_name, retval, | |
931 | _("while checking ext3 journal for %s"), | |
932 | ctx->device_name); | |
243dc31f | 933 | fatal_error(ctx, 0); |
3b5386dc TT |
934 | } |
935 | ||
9b565759 TT |
936 | /* |
937 | * Check to see if we need to do ext3-style recovery. If so, | |
938 | * do it, and then restart the fsck. | |
939 | */ | |
5dd8f963 | 940 | if (sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_RECOVER) { |
2575fb04 TT |
941 | if (ctx->options & E2F_OPT_READONLY) { |
942 | printf(_("Warning: skipping journal recovery " | |
943 | "because doing a read-only filesystem " | |
944 | "check.\n")); | |
945 | io_channel_flush(ctx->fs->io); | |
946 | } else { | |
b92ae153 TT |
947 | if (ctx->flags & E2F_FLAG_RESTARTED) { |
948 | /* | |
949 | * Whoops, we attempted to run the | |
950 | * journal twice. This should never | |
951 | * happen, unless the hardware or | |
952 | * device driver is being bogus. | |
953 | */ | |
954 | com_err(ctx->program_name, 0, | |
955 | _("unable to set superblock flags on %s\n"), ctx->device_name); | |
956 | fatal_error(ctx, 0); | |
957 | } | |
2575fb04 TT |
958 | retval = e2fsck_run_ext3_journal(ctx); |
959 | if (retval) { | |
960 | com_err(ctx->program_name, retval, | |
3b5386dc | 961 | _("while recovering ext3 journal of %s"), |
2575fb04 TT |
962 | ctx->device_name); |
963 | fatal_error(ctx, 0); | |
964 | } | |
965 | ext2fs_close(ctx->fs); | |
966 | ctx->fs = 0; | |
b92ae153 | 967 | ctx->flags |= E2F_FLAG_RESTARTED; |
2575fb04 | 968 | goto restart; |
17390c04 | 969 | } |
17390c04 | 970 | } |
3b5386dc | 971 | |
1b6bf175 TT |
972 | /* |
973 | * Check for compatibility with the feature sets. We need to | |
974 | * be more stringent than ext2fs_open(). | |
975 | */ | |
5dd8f963 TT |
976 | if ((sb->s_feature_compat & ~EXT2_LIB_FEATURE_COMPAT_SUPP) || |
977 | (sb->s_feature_incompat & ~EXT2_LIB_FEATURE_INCOMPAT_SUPP)) { | |
1b6bf175 | 978 | com_err(ctx->program_name, EXT2_ET_UNSUPP_FEATURE, |
3b5386dc | 979 | "(%s)", ctx->device_name); |
f8188fff | 980 | goto get_newer; |
1b6bf175 | 981 | } |
5dd8f963 | 982 | if (sb->s_feature_ro_compat & ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP) { |
1b6bf175 | 983 | com_err(ctx->program_name, EXT2_ET_RO_UNSUPP_FEATURE, |
3b5386dc | 984 | "(%s)", ctx->device_name); |
1b6bf175 TT |
985 | goto get_newer; |
986 | } | |
1917875f | 987 | #ifdef ENABLE_COMPRESSION |
5dd8f963 | 988 | if (sb->s_feature_incompat & EXT2_FEATURE_INCOMPAT_COMPRESSION) |
1917875f TT |
989 | com_err(ctx->program_name, 0, |
990 | _("Warning: compression support is experimental.\n")); | |
991 | #endif | |
8fdc9985 TT |
992 | #ifndef ENABLE_HTREE |
993 | if (sb->s_feature_compat & EXT2_FEATURE_COMPAT_DIR_INDEX) { | |
994 | com_err(ctx->program_name, 0, | |
995 | _("E2fsck not compiled with HTREE support,\n\t" | |
996 | "but filesystem %s has HTREE directories.\n"), | |
997 | ctx->device_name); | |
998 | goto get_newer; | |
999 | } | |
1000 | #endif | |
1001 | ||
1b6bf175 TT |
1002 | /* |
1003 | * If the user specified a specific superblock, presumably the | |
1004 | * master superblock has been trashed. So we mark the | |
1005 | * superblock as dirty, so it can be written out. | |
1006 | */ | |
1007 | if (ctx->superblock && | |
1008 | !(ctx->options & E2F_OPT_READONLY)) | |
1009 | ext2fs_mark_super_dirty(fs); | |
1010 | ||
1011 | /* | |
e70ae99e TT |
1012 | * We only update the master superblock because (a) paranoia; |
1013 | * we don't want to corrupt the backup superblocks, and (b) we | |
1014 | * don't need to update the mount count and last checked | |
1015 | * fields in the backup superblock (the kernel doesn't | |
1016 | * update the backup superblocks anyway). | |
1b6bf175 TT |
1017 | */ |
1018 | fs->flags |= EXT2_FLAG_MASTER_SB_ONLY; | |
1019 | ||
1020 | ehandler_init(fs->io); | |
1021 | ||
1022 | if (ctx->superblock) | |
1023 | set_latch_flags(PR_LATCH_RELOC, PRL_LATCHED, 0); | |
1024 | check_super_block(ctx); | |
a02ce9df | 1025 | if (ctx->flags & E2F_FLAG_SIGNAL_MASK) |
243dc31f | 1026 | fatal_error(ctx, 0); |
1b6bf175 TT |
1027 | check_if_skip(ctx); |
1028 | if (bad_blocks_file) | |
1029 | read_bad_blocks_file(ctx, bad_blocks_file, replace_bad_blocks); | |
1030 | else if (cflag) | |
1031 | test_disk(ctx); | |
a02ce9df | 1032 | if (ctx->flags & E2F_FLAG_SIGNAL_MASK) |
243dc31f | 1033 | fatal_error(ctx, 0); |
5df55d7f | 1034 | #ifdef ENABLE_SWAPFS |
1b6bf175 TT |
1035 | if (normalize_swapfs) { |
1036 | if ((fs->flags & EXT2_FLAG_SWAP_BYTES) == | |
1037 | ext2fs_native_flag()) { | |
0c4a0726 TT |
1038 | fprintf(stderr, _("%s: Filesystem byte order " |
1039 | "already normalized.\n"), ctx->device_name); | |
243dc31f | 1040 | fatal_error(ctx, 0); |
1b6bf175 TT |
1041 | } |
1042 | } | |
f8188fff | 1043 | if (swapfs) { |
1b6bf175 | 1044 | swap_filesys(ctx); |
a02ce9df | 1045 | if (ctx->flags & E2F_FLAG_SIGNAL_MASK) |
243dc31f | 1046 | fatal_error(ctx, 0); |
f8188fff | 1047 | } |
5df55d7f | 1048 | #endif |
1b6bf175 TT |
1049 | |
1050 | /* | |
1051 | * Mark the system as valid, 'til proven otherwise | |
1052 | */ | |
1053 | ext2fs_mark_valid(fs); | |
1054 | ||
1055 | retval = ext2fs_read_bb_inode(fs, &fs->badblocks); | |
1056 | if (retval) { | |
1057 | com_err(ctx->program_name, retval, | |
0c4a0726 | 1058 | _("while reading bad blocks inode")); |
1b6bf175 | 1059 | preenhalt(ctx); |
0c4a0726 TT |
1060 | printf(_("This doesn't bode well," |
1061 | " but we'll try to go on...\n")); | |
1b6bf175 | 1062 | } |
08b21301 TT |
1063 | |
1064 | run_result = e2fsck_run(ctx); | |
5596defa | 1065 | e2fsck_clear_progbar(ctx); |
08b21301 | 1066 | if (run_result == E2F_FLAG_RESTART) { |
0c4a0726 | 1067 | printf(_("Restarting e2fsck from the beginning...\n")); |
1b6bf175 TT |
1068 | retval = e2fsck_reset_context(ctx); |
1069 | if (retval) { | |
1070 | com_err(ctx->program_name, retval, | |
0c4a0726 | 1071 | _("while resetting context")); |
243dc31f | 1072 | fatal_error(ctx, 0); |
1b6bf175 | 1073 | } |
73f17cfc | 1074 | ext2fs_close(fs); |
1b6bf175 TT |
1075 | goto restart; |
1076 | } | |
4cae0452 TT |
1077 | if (run_result & E2F_FLAG_CANCEL) { |
1078 | printf(_("%s: e2fsck canceled.\n"), ctx->device_name ? | |
1079 | ctx->device_name : ctx->filesystem_name); | |
1080 | exit_value |= FSCK_CANCELED; | |
1081 | } | |
1082 | if (run_result & E2F_FLAG_ABORT) | |
1083 | fatal_error(ctx, _("aborted")); | |
1b6bf175 TT |
1084 | |
1085 | #ifdef MTRACE | |
1086 | mtrace_print("Cleanup"); | |
1087 | #endif | |
1088 | if (ext2fs_test_changed(fs)) { | |
4cae0452 | 1089 | exit_value |= FSCK_NONDESTRUCT; |
1b6bf175 | 1090 | if (!(ctx->options & E2F_OPT_PREEN)) |
0c4a0726 | 1091 | printf(_("\n%s: ***** FILE SYSTEM WAS MODIFIED *****\n"), |
1b6bf175 | 1092 | ctx->device_name); |
ee895139 | 1093 | if (ctx->mount_flags & EXT2_MF_ISROOT) { |
0c4a0726 | 1094 | printf(_("%s: ***** REBOOT LINUX *****\n"), |
1b6bf175 | 1095 | ctx->device_name); |
4cae0452 | 1096 | exit_value |= FSCK_REBOOT; |
1b6bf175 TT |
1097 | } |
1098 | } | |
e70ae99e | 1099 | if (!ext2fs_test_valid(fs)) { |
d3124019 TT |
1100 | printf(_("\n%s: ********** WARNING: Filesystem still has " |
1101 | "errors **********\n\n"), ctx->device_name); | |
4cae0452 TT |
1102 | exit_value |= FSCK_UNCORRECTED; |
1103 | exit_value &= ~FSCK_NONDESTRUCT; | |
d3124019 | 1104 | } |
4cae0452 TT |
1105 | if (exit_value & FSCK_CANCELED) |
1106 | exit_value &= ~FSCK_NONDESTRUCT; | |
c1637bd3 | 1107 | else { |
4cae0452 | 1108 | show_stats(ctx); |
c1637bd3 TT |
1109 | if (!(ctx->options & E2F_OPT_READONLY)) { |
1110 | if (ext2fs_test_valid(fs)) { | |
1111 | if (!(sb->s_state & EXT2_VALID_FS)) | |
1112 | exit_value |= FSCK_NONDESTRUCT; | |
1113 | sb->s_state = EXT2_VALID_FS; | |
1114 | } else | |
1115 | sb->s_state &= ~EXT2_VALID_FS; | |
1116 | sb->s_mnt_count = 0; | |
1117 | sb->s_lastcheck = time(NULL); | |
1118 | ext2fs_mark_super_dirty(fs); | |
1119 | } | |
1120 | } | |
1b6bf175 | 1121 | |
f8188fff | 1122 | e2fsck_write_bitmaps(ctx); |
1b6bf175 | 1123 | |
0628ae39 TT |
1124 | ext2fs_close(fs); |
1125 | ctx->fs = NULL; | |
f364093b TT |
1126 | free(ctx->filesystem_name); |
1127 | free(ctx->journal_name); | |
0628ae39 TT |
1128 | e2fsck_free_context(ctx); |
1129 | ||
8bf191e8 | 1130 | #ifdef RESOURCE_TRACK |
1b6bf175 TT |
1131 | if (ctx->options & E2F_OPT_TIME) |
1132 | print_resource_track(NULL, &ctx->global_rtrack); | |
8bf191e8 | 1133 | #endif |
1b6bf175 | 1134 | |
1b6bf175 TT |
1135 | return exit_value; |
1136 | } |