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Commit | Line | Data |
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1b6bf175 TT |
1 | /* |
2 | * unix.c - The unix-specific code for e2fsck | |
efc6f628 | 3 | * |
1b6bf175 TT |
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 | ||
ebabf2ad TT |
12 | #define _XOPEN_SOURCE 600 /* for inclusion of sa_handler in Solaris */ |
13 | ||
d1154eb4 | 14 | #include "config.h" |
1b6bf175 TT |
15 | #include <stdio.h> |
16 | #ifdef HAVE_STDLIB_H | |
17 | #include <stdlib.h> | |
18 | #endif | |
19 | #include <string.h> | |
20 | #include <fcntl.h> | |
21 | #include <ctype.h> | |
1b6bf175 | 22 | #include <time.h> |
9ecd8bec | 23 | #ifdef HAVE_SIGNAL_H |
5596defa | 24 | #include <signal.h> |
9ecd8bec | 25 | #endif |
1b6bf175 TT |
26 | #ifdef HAVE_GETOPT_H |
27 | #include <getopt.h> | |
373b8337 TT |
28 | #else |
29 | extern char *optarg; | |
30 | extern int optind; | |
1b6bf175 TT |
31 | #endif |
32 | #include <unistd.h> | |
33 | #ifdef HAVE_ERRNO_H | |
34 | #include <errno.h> | |
35 | #endif | |
36 | #ifdef HAVE_MNTENT_H | |
37 | #include <mntent.h> | |
38 | #endif | |
fff45483 | 39 | #ifdef HAVE_SYS_IOCTL_H |
1b6bf175 | 40 | #include <sys/ioctl.h> |
fff45483 | 41 | #endif |
e71d8731 | 42 | #ifdef HAVE_MALLOC_H |
1b6bf175 | 43 | #include <malloc.h> |
e71d8731 | 44 | #endif |
c07f9f26 TT |
45 | #ifdef HAVE_SYS_TYPES_H |
46 | #include <sys/types.h> | |
47 | #endif | |
48 | #ifdef HAVE_DIRENT_H | |
49 | #include <dirent.h> | |
50 | #endif | |
1b6bf175 | 51 | |
864b8d4e | 52 | #include "e2p/e2p.h" |
1b6bf175 | 53 | #include "et/com_err.h" |
01c196b4 | 54 | #include "e2p/e2p.h" |
1b6bf175 TT |
55 | #include "e2fsck.h" |
56 | #include "problem.h" | |
57 | #include "../version.h" | |
58 | ||
1b6bf175 | 59 | /* Command line options */ |
54a31a3b TT |
60 | static int cflag; /* check disk */ |
61 | static int show_version_only; | |
62 | static int verbose; | |
1b6bf175 | 63 | |
54a31a3b | 64 | static int replace_bad_blocks; |
4fb9d52b | 65 | static int keep_bad_blocks; |
54a31a3b | 66 | static char *bad_blocks_file; |
1b6bf175 | 67 | |
243dc31f TT |
68 | e2fsck_t e2fsck_global_ctx; /* Try your very best not to use this! */ |
69 | ||
5e72cdbe TT |
70 | #ifdef CONFIG_JBD_DEBUG /* Enabled by configure --enable-jfs-debug */ |
71 | int journal_enable_debug = -1; | |
72 | #endif | |
73 | ||
1b6bf175 TT |
74 | static void usage(e2fsck_t ctx) |
75 | { | |
76 | fprintf(stderr, | |
1a855cb2 | 77 | _("Usage: %s [-panyrcdfvtDFV] [-b superblock] [-B blocksize]\n" |
1b6bf175 | 78 | "\t\t[-I inode_buffer_blocks] [-P process_inode_size]\n" |
bb145b01 | 79 | "\t\t[-l|-L bad_blocks_file] [-C fd] [-j external_journal]\n" |
0684a4f3 | 80 | "\t\t[-E extended-options] device\n"), |
5596defa | 81 | ctx->program_name); |
b55199ea | 82 | |
0c4a0726 | 83 | fprintf(stderr, _("\nEmergency help:\n" |
b55199ea TT |
84 | " -p Automatic repair (no questions)\n" |
85 | " -n Make no changes to the filesystem\n" | |
86 | " -y Assume \"yes\" to all questions\n" | |
19445ef9 | 87 | " -c Check for bad blocks and add them to the badblock list\n" |
53ef44c4 TT |
88 | " -f Force checking even if filesystem is marked clean\n")); |
89 | fprintf(stderr, _("" | |
b55199ea TT |
90 | " -v Be verbose\n" |
91 | " -b superblock Use alternative superblock\n" | |
92 | " -B blocksize Force blocksize when looking for superblock\n" | |
bb145b01 | 93 | " -j external_journal Set location of the external journal\n" |
b55199ea TT |
94 | " -l bad_blocks_file Add to badblocks list\n" |
95 | " -L bad_blocks_file Set badblocks list\n" | |
0c4a0726 | 96 | )); |
b55199ea | 97 | |
1b6bf175 TT |
98 | exit(FSCK_USAGE); |
99 | } | |
100 | ||
101 | static void show_stats(e2fsck_t ctx) | |
102 | { | |
103 | ext2_filsys fs = ctx->fs; | |
f3358643 | 104 | ext2_ino_t inodes, inodes_used; |
6dc64392 VAH |
105 | blk64_t blocks, blocks_used; |
106 | unsigned int dir_links; | |
107 | unsigned int num_files, num_links; | |
ce44d8ca | 108 | int frag_percent_file, frag_percent_dir, frag_percent_total; |
8da6d1a1 | 109 | int i, j; |
1b6bf175 TT |
110 | |
111 | dir_links = 2 * ctx->fs_directory_count - 1; | |
112 | num_files = ctx->fs_total_count - dir_links; | |
113 | num_links = ctx->fs_links_count - dir_links; | |
114 | inodes = fs->super->s_inodes_count; | |
115 | inodes_used = (fs->super->s_inodes_count - | |
116 | fs->super->s_free_inodes_count); | |
4efbac6f VAH |
117 | blocks = ext2fs_blocks_count(fs->super); |
118 | blocks_used = (ext2fs_blocks_count(fs->super) - | |
119 | ext2fs_free_blocks_count(fs->super)); | |
1b6bf175 | 120 | |
ce44d8ca TT |
121 | frag_percent_file = (10000 * ctx->fs_fragmented) / inodes_used; |
122 | frag_percent_file = (frag_percent_file + 5) / 10; | |
123 | ||
124 | frag_percent_dir = (10000 * ctx->fs_fragmented_dir) / inodes_used; | |
125 | frag_percent_dir = (frag_percent_dir + 5) / 10; | |
126 | ||
127 | frag_percent_total = ((10000 * (ctx->fs_fragmented + | |
128 | ctx->fs_fragmented_dir)) | |
129 | / inodes_used); | |
130 | frag_percent_total = (frag_percent_total + 5) / 10; | |
efc6f628 | 131 | |
1b6bf175 | 132 | if (!verbose) { |
b0e91c89 TT |
133 | log_out(ctx, _("%s: %u/%u files (%0d.%d%% non-contiguous), " |
134 | "%llu/%llu blocks\n"), | |
135 | ctx->device_name, inodes_used, inodes, | |
136 | frag_percent_total / 10, frag_percent_total % 10, | |
137 | blocks_used, blocks); | |
1b6bf175 TT |
138 | return; |
139 | } | |
b0e91c89 TT |
140 | log_out(ctx, P_("\n%8u inode used (%2.2f%%)\n", |
141 | "\n%8u inodes used (%2.2f%%)\n", | |
142 | inodes_used), inodes_used, | |
143 | 100.0 * inodes_used / inodes); | |
144 | log_out(ctx, P_("%8u non-contiguous file (%0d.%d%%)\n", | |
145 | "%8u non-contiguous files (%0d.%d%%)\n", | |
146 | ctx->fs_fragmented), | |
ce44d8ca TT |
147 | ctx->fs_fragmented, frag_percent_file / 10, |
148 | frag_percent_file % 10); | |
b0e91c89 TT |
149 | log_out(ctx, P_("%8u non-contiguous directory (%0d.%d%%)\n", |
150 | "%8u non-contiguous directories (%0d.%d%%)\n", | |
151 | ctx->fs_fragmented_dir), | |
ce44d8ca TT |
152 | ctx->fs_fragmented_dir, frag_percent_dir / 10, |
153 | frag_percent_dir % 10); | |
b0e91c89 TT |
154 | log_out(ctx, _(" # of inodes with ind/dind/tind blocks: " |
155 | "%u/%u/%u\n"), | |
0c4a0726 | 156 | ctx->fs_ind_count, ctx->fs_dind_count, ctx->fs_tind_count); |
8da6d1a1 TT |
157 | |
158 | for (j=MAX_EXTENT_DEPTH_COUNT-1; j >=0; j--) | |
159 | if (ctx->extent_depth_count[j]) | |
160 | break; | |
161 | if (++j) { | |
b0e91c89 | 162 | log_out(ctx, _(" Extent depth histogram: ")); |
8da6d1a1 TT |
163 | for (i=0; i < j; i++) { |
164 | if (i) | |
165 | fputc('/', stdout); | |
b0e91c89 | 166 | log_out(ctx, "%u", ctx->extent_depth_count[i]); |
8da6d1a1 | 167 | } |
b0e91c89 | 168 | log_out(ctx, "\n"); |
8da6d1a1 TT |
169 | } |
170 | ||
b0e91c89 TT |
171 | log_out(ctx, P_("%8llu block used (%2.2f%%)\n", |
172 | "%8llu blocks used (%2.2f%%)\n", | |
d0ff90d5 | 173 | blocks_used), blocks_used, 100.0 * blocks_used / blocks); |
b0e91c89 TT |
174 | log_out(ctx, P_("%8u bad block\n", "%8u bad blocks\n", |
175 | ctx->fs_badblocks_count), ctx->fs_badblocks_count); | |
176 | log_out(ctx, P_("%8u large file\n", "%8u large files\n", | |
177 | ctx->large_files), ctx->large_files); | |
178 | log_out(ctx, P_("\n%8u regular file\n", "\n%8u regular files\n", | |
179 | ctx->fs_regular_count), ctx->fs_regular_count); | |
180 | log_out(ctx, P_("%8u directory\n", "%8u directories\n", | |
181 | ctx->fs_directory_count), ctx->fs_directory_count); | |
182 | log_out(ctx, P_("%8u character device file\n", | |
183 | "%8u character device files\n", ctx->fs_chardev_count), | |
113e405b | 184 | ctx->fs_chardev_count); |
b0e91c89 TT |
185 | log_out(ctx, P_("%8u block device file\n", "%8u block device files\n", |
186 | ctx->fs_blockdev_count), ctx->fs_blockdev_count); | |
187 | log_out(ctx, P_("%8u fifo\n", "%8u fifos\n", ctx->fs_fifo_count), | |
113e405b | 188 | ctx->fs_fifo_count); |
b0e91c89 TT |
189 | log_out(ctx, P_("%8u link\n", "%8u links\n", |
190 | ctx->fs_links_count - dir_links), | |
113e405b | 191 | ctx->fs_links_count - dir_links); |
b0e91c89 TT |
192 | log_out(ctx, P_("%8u symbolic link", "%8u symbolic links", |
193 | ctx->fs_symlinks_count), ctx->fs_symlinks_count); | |
194 | log_out(ctx, P_(" (%u fast symbolic link)\n", | |
195 | " (%u fast symbolic links)\n", | |
196 | ctx->fs_fast_symlinks_count), | |
197 | ctx->fs_fast_symlinks_count); | |
198 | log_out(ctx, P_("%8u socket\n", "%8u sockets\n", ctx->fs_sockets_count), | |
113e405b | 199 | ctx->fs_sockets_count); |
b0e91c89 TT |
200 | log_out(ctx, "--------\n"); |
201 | log_out(ctx, P_("%8u file\n", "%8u files\n", | |
202 | ctx->fs_total_count - dir_links), | |
0c4a0726 | 203 | ctx->fs_total_count - dir_links); |
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 | /* |
ae1182cb TT |
221 | * If the filesystem isn't mounted, or it's the root |
222 | * filesystem and it's mounted read-only, and we're not doing | |
223 | * a read/write check, then everything's fine. | |
1b6bf175 | 224 | */ |
ee895139 TT |
225 | if ((!(ctx->mount_flags & EXT2_MF_MOUNTED)) || |
226 | ((ctx->mount_flags & EXT2_MF_ISROOT) && | |
ae1182cb TT |
227 | (ctx->mount_flags & EXT2_MF_READONLY) && |
228 | !(ctx->options & E2F_OPT_WRITECHECK))) | |
83e6ac84 TT |
229 | return; |
230 | ||
ae1182cb TT |
231 | if ((ctx->options & E2F_OPT_READONLY) && |
232 | !(ctx->options & E2F_OPT_WRITECHECK)) { | |
b0e91c89 TT |
233 | log_out(ctx, _("Warning! %s is mounted.\n"), |
234 | ctx->filesystem_name); | |
1b6bf175 TT |
235 | return; |
236 | } | |
237 | ||
b0e91c89 | 238 | log_out(ctx, _("%s is mounted. "), ctx->filesystem_name); |
54a31a3b | 239 | if (!ctx->interactive) |
243dc31f | 240 | fatal_error(ctx, _("Cannot continue, aborting.\n\n")); |
3fcd8fe8 | 241 | puts("\007\007\007\007"); |
b0e91c89 TT |
242 | log_out(ctx, _("\n\nWARNING!!! " |
243 | "The filesystem is mounted. " | |
244 | "If you continue you ***WILL***\n" | |
245 | "cause ***SEVERE*** filesystem damage.\n\n")); | |
3fcd8fe8 | 246 | puts("\007\007\007"); |
b0e91c89 | 247 | cont = ask_yn(ctx, _("Do you really want to continue"), 0); |
1b6bf175 | 248 | if (!cont) { |
0c4a0726 | 249 | printf (_("check aborted.\n")); |
1b6bf175 TT |
250 | exit (0); |
251 | } | |
252 | return; | |
253 | } | |
254 | ||
54434927 | 255 | static int is_on_batt(void) |
015b03df TT |
256 | { |
257 | FILE *f; | |
c07f9f26 TT |
258 | DIR *d; |
259 | char tmp[80], tmp2[80], fname[80]; | |
015b03df | 260 | unsigned int acflag; |
c07f9f26 | 261 | struct dirent* de; |
015b03df | 262 | |
ad880a0e TT |
263 | f = fopen("/sys/class/power_supply/AC/online", "r"); |
264 | if (f) { | |
265 | if (fscanf(f, "%d\n", &acflag) == 1) { | |
266 | fclose(f); | |
267 | return (!acflag); | |
268 | } | |
269 | fclose(f); | |
270 | } | |
015b03df TT |
271 | f = fopen("/proc/apm", "r"); |
272 | if (f) { | |
efc6f628 | 273 | if (fscanf(f, "%s %s %s %x", tmp, tmp, tmp, &acflag) != 4) |
015b03df TT |
274 | acflag = 1; |
275 | fclose(f); | |
276 | return (acflag != 1); | |
277 | } | |
c07f9f26 | 278 | d = opendir("/proc/acpi/ac_adapter"); |
ecd0d8fe | 279 | if (d) { |
9214dccb | 280 | while ((de=readdir(d)) != NULL) { |
ecd0d8fe TT |
281 | if (!strncmp(".", de->d_name, 1)) |
282 | continue; | |
efc6f628 | 283 | snprintf(fname, 80, "/proc/acpi/ac_adapter/%s/state", |
ecd0d8fe TT |
284 | de->d_name); |
285 | f = fopen(fname, "r"); | |
286 | if (!f) | |
287 | continue; | |
288 | if (fscanf(f, "%s %s", tmp2, tmp) != 2) | |
289 | tmp[0] = 0; | |
290 | fclose(f); | |
291 | if (strncmp(tmp, "off-line", 8) == 0) { | |
292 | closedir(d); | |
293 | return 1; | |
294 | } | |
c07f9f26 | 295 | } |
4b13704c | 296 | closedir(d); |
ecd0d8fe | 297 | } |
015b03df TT |
298 | return 0; |
299 | } | |
300 | ||
1b6bf175 TT |
301 | /* |
302 | * This routine checks to see if a filesystem can be skipped; if so, | |
303 | * it will exit with E2FSCK_OK. Under some conditions it will print a | |
304 | * message explaining why a check is being forced. | |
305 | */ | |
306 | static void check_if_skip(e2fsck_t ctx) | |
307 | { | |
308 | ext2_filsys fs = ctx->fs; | |
a3efe484 | 309 | struct problem_context pctx; |
1b6bf175 | 310 | const char *reason = NULL; |
b6a0807b | 311 | unsigned int reason_arg = 0; |
6de289cb | 312 | long next_check; |
015b03df | 313 | int batt = is_on_batt(); |
a5f37a9b | 314 | int defer_check_on_battery; |
177839e2 | 315 | int broken_system_clock; |
60702c26 | 316 | time_t lastcheck; |
a5f37a9b | 317 | |
177839e2 TT |
318 | profile_get_boolean(ctx->profile, "options", "broken_system_clock", |
319 | 0, 0, &broken_system_clock); | |
320 | if (ctx->flags & E2F_FLAG_TIME_INSANE) | |
321 | broken_system_clock = 1; | |
a5f37a9b | 322 | profile_get_boolean(ctx->profile, "options", |
efc6f628 | 323 | "defer_check_on_battery", 0, 1, |
a5f37a9b TT |
324 | &defer_check_on_battery); |
325 | if (!defer_check_on_battery) | |
326 | batt = 0; | |
327 | ||
1a855cb2 | 328 | if ((ctx->options & E2F_OPT_FORCE) || bad_blocks_file || cflag) |
1b6bf175 | 329 | return; |
efc6f628 | 330 | |
71873b17 BS |
331 | if (ctx->options & E2F_OPT_JOURNAL_ONLY) |
332 | goto skip; | |
333 | ||
60702c26 TT |
334 | lastcheck = fs->super->s_lastcheck; |
335 | if (lastcheck > ctx->now) | |
336 | lastcheck -= ctx->time_fudge; | |
550a4afa TT |
337 | if ((fs->super->s_state & EXT2_ERROR_FS) || |
338 | !ext2fs_test_valid(fs)) | |
b6a0807b | 339 | reason = _(" contains a file system with errors"); |
24fc5032 | 340 | else if ((fs->super->s_state & EXT2_VALID_FS) == 0) |
b6a0807b | 341 | reason = _(" was not cleanly unmounted"); |
0c37f456 TT |
342 | else if (check_backup_super_block(ctx)) |
343 | reason = _(" primary superblock features different from backup"); | |
bc57f153 | 344 | else if ((fs->super->s_max_mnt_count > 0) && |
17390c04 | 345 | (fs->super->s_mnt_count >= |
b6a0807b TT |
346 | (unsigned) fs->super->s_max_mnt_count)) { |
347 | reason = _(" has been mounted %u times without being checked"); | |
348 | reason_arg = fs->super->s_mnt_count; | |
efc6f628 | 349 | if (batt && (fs->super->s_mnt_count < |
015b03df TT |
350 | (unsigned) fs->super->s_max_mnt_count*2)) |
351 | reason = 0; | |
177839e2 TT |
352 | } else if (!broken_system_clock && fs->super->s_checkinterval && |
353 | (ctx->now < lastcheck)) { | |
68eb092d TT |
354 | reason = _(" has filesystem last checked time in the future"); |
355 | if (batt) | |
356 | reason = 0; | |
177839e2 | 357 | } else if (!broken_system_clock && fs->super->s_checkinterval && |
efc6f628 | 358 | ((ctx->now - lastcheck) >= |
2acad6b4 | 359 | ((time_t) fs->super->s_checkinterval))) { |
b6a0807b | 360 | reason = _(" has gone %u days without being checked"); |
1f3ad14a | 361 | reason_arg = (ctx->now - fs->super->s_lastcheck)/(3600*24); |
efc6f628 | 362 | if (batt && ((ctx->now - fs->super->s_lastcheck) < |
54434927 | 363 | fs->super->s_checkinterval*2)) |
015b03df | 364 | reason = 0; |
b6a0807b | 365 | } |
1b6bf175 | 366 | if (reason) { |
b0e91c89 TT |
367 | log_out(ctx, "%s", ctx->device_name); |
368 | log_out(ctx, reason, reason_arg); | |
369 | log_out(ctx, _(", check forced.\n")); | |
1b6bf175 TT |
370 | return; |
371 | } | |
a3efe484 TT |
372 | |
373 | /* | |
374 | * Update the global counts from the block group counts. This | |
375 | * is needed since modern kernels don't update the global | |
376 | * counts so as to avoid locking the entire file system. So | |
377 | * if the filesystem is not unmounted cleanly, the global | |
378 | * counts may not be accurate. Update them here if we can, | |
379 | * for the benefit of users who might examine the file system | |
380 | * using dumpe2fs. (This is for cosmetic reasons only.) | |
381 | */ | |
382 | clear_problem_context(&pctx); | |
383 | pctx.ino = fs->super->s_free_inodes_count; | |
384 | pctx.ino2 = ctx->free_inodes; | |
385 | if ((pctx.ino != pctx.ino2) && | |
386 | !(ctx->options & E2F_OPT_READONLY) && | |
387 | fix_problem(ctx, PR_0_FREE_INODE_COUNT, &pctx)) { | |
388 | fs->super->s_free_inodes_count = ctx->free_inodes; | |
389 | ext2fs_mark_super_dirty(fs); | |
390 | } | |
391 | clear_problem_context(&pctx); | |
392 | pctx.blk = ext2fs_free_blocks_count(fs->super); | |
393 | pctx.blk2 = ctx->free_blocks; | |
394 | if ((pctx.blk != pctx.blk2) && | |
395 | !(ctx->options & E2F_OPT_READONLY) && | |
396 | fix_problem(ctx, PR_0_FREE_BLOCK_COUNT, &pctx)) { | |
397 | ext2fs_free_blocks_count_set(fs->super, ctx->free_blocks); | |
398 | ext2fs_mark_super_dirty(fs); | |
399 | } | |
400 | ||
401 | /* Print the summary message when we're skipping a full check */ | |
b0e91c89 TT |
402 | log_out(ctx, _("%s: clean, %u/%u files, %llu/%llu blocks"), |
403 | ctx->device_name, | |
404 | fs->super->s_inodes_count - fs->super->s_free_inodes_count, | |
405 | fs->super->s_inodes_count, | |
406 | ext2fs_blocks_count(fs->super) - | |
407 | ext2fs_free_blocks_count(fs->super), | |
408 | ext2fs_blocks_count(fs->super)); | |
6de289cb TT |
409 | next_check = 100000; |
410 | if (fs->super->s_max_mnt_count > 0) { | |
411 | next_check = fs->super->s_max_mnt_count - fs->super->s_mnt_count; | |
efc6f628 | 412 | if (next_check <= 0) |
6de289cb TT |
413 | next_check = 1; |
414 | } | |
177839e2 | 415 | if (!broken_system_clock && fs->super->s_checkinterval && |
1f3ad14a | 416 | ((ctx->now - fs->super->s_lastcheck) >= fs->super->s_checkinterval)) |
6de289cb TT |
417 | next_check = 1; |
418 | if (next_check <= 5) { | |
bc3392c3 | 419 | if (next_check == 1) { |
efc6f628 | 420 | if (batt) |
b0e91c89 TT |
421 | log_out(ctx, _(" (check deferred; " |
422 | "on battery)")); | |
bc3392c3 | 423 | else |
b0e91c89 | 424 | log_out(ctx, _(" (check after next mount)")); |
bc3392c3 | 425 | } else |
b0e91c89 | 426 | log_out(ctx, _(" (check in %ld mounts)"), next_check); |
6de289cb | 427 | } |
b0e91c89 | 428 | log_out(ctx, "\n"); |
71873b17 | 429 | skip: |
1b6bf175 | 430 | ext2fs_close(fs); |
6d222f32 TT |
431 | ctx->fs = NULL; |
432 | e2fsck_free_context(ctx); | |
1b6bf175 TT |
433 | exit(FSCK_OK); |
434 | } | |
435 | ||
efac9a1b TT |
436 | /* |
437 | * For completion notice | |
438 | */ | |
5596defa TT |
439 | struct percent_tbl { |
440 | int max_pass; | |
441 | int table[32]; | |
442 | }; | |
443 | struct percent_tbl e2fsck_tbl = { | |
444 | 5, { 0, 70, 90, 92, 95, 100 } | |
445 | }; | |
54a31a3b | 446 | static char bar[128], spaces[128]; |
5596defa TT |
447 | |
448 | static float calc_percent(struct percent_tbl *tbl, int pass, int curr, | |
449 | int max) | |
450 | { | |
451 | float percent; | |
efc6f628 | 452 | |
5596defa TT |
453 | if (pass <= 0) |
454 | return 0.0; | |
b8d164cd | 455 | if (pass > tbl->max_pass || max == 0) |
5596defa TT |
456 | return 100.0; |
457 | percent = ((float) curr) / ((float) max); | |
458 | return ((percent * (tbl->table[pass] - tbl->table[pass-1])) | |
459 | + tbl->table[pass-1]); | |
460 | } | |
461 | ||
462 | extern void e2fsck_clear_progbar(e2fsck_t ctx) | |
463 | { | |
464 | if (!(ctx->flags & E2F_FLAG_PROG_BAR)) | |
465 | return; | |
efc6f628 | 466 | |
54a31a3b TT |
467 | printf("%s%s\r%s", ctx->start_meta, spaces + (sizeof(spaces) - 80), |
468 | ctx->stop_meta); | |
bc34d6be | 469 | fflush(stdout); |
5596defa TT |
470 | ctx->flags &= ~E2F_FLAG_PROG_BAR; |
471 | } | |
472 | ||
520ead37 | 473 | int e2fsck_simple_progress(e2fsck_t ctx, const char *label, float percent, |
b0700a1b TT |
474 | unsigned int dpynum) |
475 | { | |
476 | static const char spinner[] = "\\|/-"; | |
b0700a1b | 477 | int i; |
54434927 | 478 | unsigned int tick; |
b0700a1b TT |
479 | struct timeval tv; |
480 | int dpywidth; | |
9214dccb | 481 | int fixed_percent; |
b0700a1b TT |
482 | |
483 | if (ctx->flags & E2F_FLAG_PROG_SUPPRESS) | |
484 | return 0; | |
485 | ||
486 | /* | |
487 | * Calculate the new progress position. If the | |
488 | * percentage hasn't changed, then we skip out right | |
efc6f628 | 489 | * away. |
b0700a1b | 490 | */ |
9214dccb TT |
491 | fixed_percent = (int) ((10 * percent) + 0.5); |
492 | if (ctx->progress_last_percent == fixed_percent) | |
b0700a1b | 493 | return 0; |
9214dccb | 494 | ctx->progress_last_percent = fixed_percent; |
b0700a1b TT |
495 | |
496 | /* | |
497 | * If we've already updated the spinner once within | |
498 | * the last 1/8th of a second, no point doing it | |
499 | * again. | |
500 | */ | |
501 | gettimeofday(&tv, NULL); | |
502 | tick = (tv.tv_sec << 3) + (tv.tv_usec / (1000000 / 8)); | |
503 | if ((tick == ctx->progress_last_time) && | |
9214dccb | 504 | (fixed_percent != 0) && (fixed_percent != 1000)) |
b0700a1b TT |
505 | return 0; |
506 | ctx->progress_last_time = tick; | |
507 | ||
508 | /* | |
509 | * Advance the spinner, and note that the progress bar | |
510 | * will be on the screen | |
511 | */ | |
512 | ctx->progress_pos = (ctx->progress_pos+1) & 3; | |
513 | ctx->flags |= E2F_FLAG_PROG_BAR; | |
514 | ||
515 | dpywidth = 66 - strlen(label); | |
516 | dpywidth = 8 * (dpywidth / 8); | |
517 | if (dpynum) | |
518 | dpywidth -= 8; | |
519 | ||
520 | i = ((percent * dpywidth) + 50) / 100; | |
54a31a3b TT |
521 | printf("%s%s: |%s%s", ctx->start_meta, label, |
522 | bar + (sizeof(bar) - (i+1)), | |
b0700a1b | 523 | spaces + (sizeof(spaces) - (dpywidth - i + 1))); |
9214dccb | 524 | if (fixed_percent == 1000) |
b0700a1b TT |
525 | fputc('|', stdout); |
526 | else | |
527 | fputc(spinner[ctx->progress_pos & 3], stdout); | |
9214dccb | 528 | printf(" %4.1f%% ", percent); |
b0700a1b | 529 | if (dpynum) |
9214dccb | 530 | printf("%u\r", dpynum); |
b0700a1b | 531 | else |
9214dccb TT |
532 | fputs(" \r", stdout); |
533 | fputs(ctx->stop_meta, stdout); | |
efc6f628 | 534 | |
9214dccb | 535 | if (fixed_percent == 1000) |
b0700a1b TT |
536 | e2fsck_clear_progbar(ctx); |
537 | fflush(stdout); | |
538 | ||
539 | return 0; | |
540 | } | |
541 | ||
efac9a1b TT |
542 | static int e2fsck_update_progress(e2fsck_t ctx, int pass, |
543 | unsigned long cur, unsigned long max) | |
544 | { | |
1dc506cb | 545 | char buf[1024]; |
5596defa | 546 | float percent; |
f75c28de TT |
547 | |
548 | if (pass == 0) | |
549 | return 0; | |
efc6f628 | 550 | |
efac9a1b | 551 | if (ctx->progress_fd) { |
efc6f628 | 552 | snprintf(buf, sizeof(buf), "%d %lu %lu %s\n", |
1dc506cb | 553 | pass, cur, max, ctx->device_name); |
b0258cbc | 554 | write_all(ctx->progress_fd, buf, strlen(buf)); |
efac9a1b | 555 | } else { |
e4c8e885 | 556 | percent = calc_percent(&e2fsck_tbl, pass, cur, max); |
b0700a1b TT |
557 | e2fsck_simple_progress(ctx, ctx->device_name, |
558 | percent, 0); | |
efac9a1b TT |
559 | } |
560 | return 0; | |
561 | } | |
1b6bf175 TT |
562 | |
563 | #define PATH_SET "PATH=/sbin" | |
564 | ||
fe65f1ec ES |
565 | /* |
566 | * Make sure 0,1,2 file descriptors are open, so that we don't open | |
567 | * the filesystem using the same file descriptor as stdout or stderr. | |
568 | */ | |
5ba23cb1 | 569 | static void reserve_stdio_fds(void) |
24fc5032 | 570 | { |
fe65f1ec | 571 | int fd = 0; |
24fc5032 | 572 | |
fe65f1ec | 573 | while (fd <= 2) { |
24fc5032 | 574 | fd = open("/dev/null", O_RDWR); |
75d83bec | 575 | if (fd < 0) { |
0c4a0726 TT |
576 | fprintf(stderr, _("ERROR: Couldn't open " |
577 | "/dev/null (%s)\n"), | |
75d83bec TT |
578 | strerror(errno)); |
579 | break; | |
580 | } | |
24fc5032 | 581 | } |
24fc5032 TT |
582 | } |
583 | ||
9ecd8bec | 584 | #ifdef HAVE_SIGNAL_H |
54434927 | 585 | static void signal_progress_on(int sig EXT2FS_ATTR((unused))) |
5596defa | 586 | { |
243dc31f | 587 | e2fsck_t ctx = e2fsck_global_ctx; |
5596defa TT |
588 | |
589 | if (!ctx) | |
590 | return; | |
591 | ||
592 | ctx->progress = e2fsck_update_progress; | |
5596defa TT |
593 | } |
594 | ||
54434927 | 595 | static void signal_progress_off(int sig EXT2FS_ATTR((unused))) |
5596defa | 596 | { |
243dc31f | 597 | e2fsck_t ctx = e2fsck_global_ctx; |
5596defa TT |
598 | |
599 | if (!ctx) | |
600 | return; | |
601 | ||
602 | e2fsck_clear_progbar(ctx); | |
603 | ctx->progress = 0; | |
604 | } | |
4cae0452 | 605 | |
54434927 | 606 | static void signal_cancel(int sig EXT2FS_ATTR((unused))) |
4cae0452 TT |
607 | { |
608 | e2fsck_t ctx = e2fsck_global_ctx; | |
609 | ||
610 | if (!ctx) | |
611 | exit(FSCK_CANCELED); | |
612 | ||
613 | ctx->flags |= E2F_FLAG_CANCEL; | |
614 | } | |
9ecd8bec | 615 | #endif |
5596defa | 616 | |
0684a4f3 TT |
617 | static void parse_extended_opts(e2fsck_t ctx, const char *opts) |
618 | { | |
619 | char *buf, *token, *next, *p, *arg; | |
f364093b | 620 | int ea_ver; |
0684a4f3 TT |
621 | int extended_usage = 0; |
622 | ||
f364093b | 623 | buf = string_copy(ctx, opts, 0); |
0684a4f3 TT |
624 | for (token = buf; token && *token; token = next) { |
625 | p = strchr(token, ','); | |
626 | next = 0; | |
627 | if (p) { | |
628 | *p = 0; | |
629 | next = p+1; | |
cae542ce | 630 | } |
0684a4f3 TT |
631 | arg = strchr(token, '='); |
632 | if (arg) { | |
633 | *arg = 0; | |
634 | arg++; | |
635 | } | |
636 | if (strcmp(token, "ea_ver") == 0) { | |
637 | if (!arg) { | |
638 | extended_usage++; | |
639 | continue; | |
640 | } | |
641 | ea_ver = strtoul(arg, &p, 0); | |
642 | if (*p || | |
643 | ((ea_ver != 1) && (ea_ver != 2))) { | |
644 | fprintf(stderr, | |
645 | _("Invalid EA version.\n")); | |
646 | extended_usage++; | |
647 | continue; | |
648 | } | |
649 | ctx->ext_attr_ver = ea_ver; | |
63b5e354 TT |
650 | } else if (strcmp(token, "fragcheck") == 0) { |
651 | ctx->options |= E2F_OPT_FRAGCHECK; | |
652 | continue; | |
71873b17 BS |
653 | } else if (strcmp(token, "journal_only") == 0) { |
654 | if (arg) { | |
655 | extended_usage++; | |
656 | continue; | |
657 | } | |
658 | ctx->options |= E2F_OPT_JOURNAL_ONLY; | |
efa1a355 LC |
659 | } else if (strcmp(token, "discard") == 0) { |
660 | ctx->options |= E2F_OPT_DISCARD; | |
661 | continue; | |
662 | } else if (strcmp(token, "nodiscard") == 0) { | |
663 | ctx->options &= ~E2F_OPT_DISCARD; | |
664 | continue; | |
b0e91c89 TT |
665 | } else if (strcmp(token, "log_filename") == 0) { |
666 | if (!arg) | |
667 | extended_usage++; | |
668 | else | |
669 | ctx->log_fn = string_copy(ctx, arg, 0); | |
670 | continue; | |
bb145b01 TT |
671 | } else { |
672 | fprintf(stderr, _("Unknown extended option: %s\n"), | |
673 | token); | |
0684a4f3 | 674 | extended_usage++; |
bb145b01 | 675 | } |
0684a4f3 | 676 | } |
cae542ce BB |
677 | free(buf); |
678 | ||
0684a4f3 | 679 | if (extended_usage) { |
bb145b01 TT |
680 | fputs(("\nExtended options are separated by commas, " |
681 | "and may take an argument which\n" | |
682 | "is set off by an equals ('=') sign. " | |
63b5e354 TT |
683 | "Valid extended options are:\n"), stderr); |
684 | fputs(("\tea_ver=<ea_version (1 or 2)>\n"), stderr); | |
685 | fputs(("\tfragcheck\n"), stderr); | |
71873b17 | 686 | fputs(("\tjournal_only\n"), stderr); |
efa1a355 LC |
687 | fputs(("\tdiscard\n"), stderr); |
688 | fputs(("\tnodiscard\n"), stderr); | |
63b5e354 | 689 | fputc('\n', stderr); |
0684a4f3 TT |
690 | exit(1); |
691 | } | |
cae542ce | 692 | } |
0684a4f3 | 693 | |
f5f14fcf TT |
694 | static void syntax_err_report(const char *filename, long err, int line_num) |
695 | { | |
efc6f628 | 696 | fprintf(stderr, |
f5f14fcf TT |
697 | _("Syntax error in e2fsck config file (%s, line #%d)\n\t%s\n"), |
698 | filename, line_num, error_message(err)); | |
699 | exit(FSCK_ERROR); | |
700 | } | |
701 | ||
abcfdfda | 702 | static const char *config_fn[] = { ROOT_SYSCONFDIR "/e2fsck.conf", 0 }; |
0684a4f3 | 703 | |
1b6bf175 TT |
704 | static errcode_t PRS(int argc, char *argv[], e2fsck_t *ret_ctx) |
705 | { | |
706 | int flush = 0; | |
ae8160e6 | 707 | int c, fd; |
1b6bf175 TT |
708 | #ifdef MTRACE |
709 | extern void *mallwatch; | |
710 | #endif | |
1b6bf175 TT |
711 | e2fsck_t ctx; |
712 | errcode_t retval; | |
9ecd8bec | 713 | #ifdef HAVE_SIGNAL_H |
5596defa | 714 | struct sigaction sa; |
9ecd8bec | 715 | #endif |
0684a4f3 | 716 | char *extended_opts = 0; |
5dd2a6e0 | 717 | char *cp; |
5845caa4 TT |
718 | int res; /* result of sscanf */ |
719 | #ifdef CONFIG_JBD_DEBUG | |
720 | char *jbd_debug; | |
721 | #endif | |
1b6bf175 TT |
722 | |
723 | retval = e2fsck_allocate_context(&ctx); | |
724 | if (retval) | |
725 | return retval; | |
726 | ||
727 | *ret_ctx = ctx; | |
728 | ||
908b785c TT |
729 | setvbuf(stdout, NULL, _IONBF, BUFSIZ); |
730 | setvbuf(stderr, NULL, _IONBF, BUFSIZ); | |
54a31a3b TT |
731 | if (isatty(0) && isatty(1)) { |
732 | ctx->interactive = 1; | |
733 | } else { | |
734 | ctx->start_meta[0] = '\001'; | |
735 | ctx->stop_meta[0] = '\002'; | |
736 | } | |
737 | memset(bar, '=', sizeof(bar)-1); | |
738 | memset(spaces, ' ', sizeof(spaces)-1); | |
a6d8302b TT |
739 | add_error_table(&et_ext2_error_table); |
740 | add_error_table(&et_prof_error_table); | |
f364093b | 741 | blkid_get_cache(&ctx->blkid, NULL); |
efc6f628 | 742 | |
1b6bf175 TT |
743 | if (argc && *argv) |
744 | ctx->program_name = *argv; | |
745 | else | |
746 | ctx->program_name = "e2fsck"; | |
efa1a355 | 747 | |
4fb9d52b | 748 | while ((c = getopt (argc, argv, "panyrcC:B:dE:fvtFVM:b:I:j:P:l:L:N:SsDk")) != EOF) |
1b6bf175 | 749 | switch (c) { |
efac9a1b TT |
750 | case 'C': |
751 | ctx->progress = e2fsck_update_progress; | |
5845caa4 TT |
752 | res = sscanf(optarg, "%d", &ctx->progress_fd); |
753 | if (res != 1) | |
754 | goto sscanf_err; | |
755 | ||
be62523b TT |
756 | if (ctx->progress_fd < 0) { |
757 | ctx->progress = 0; | |
758 | ctx->progress_fd = ctx->progress_fd * -1; | |
759 | } | |
fc9a69ca TT |
760 | if (!ctx->progress_fd) |
761 | break; | |
ae8160e6 TT |
762 | /* Validate the file descriptor to avoid disasters */ |
763 | fd = dup(ctx->progress_fd); | |
764 | if (fd < 0) { | |
765 | fprintf(stderr, | |
766 | _("Error validating file descriptor %d: %s\n"), | |
767 | ctx->progress_fd, | |
768 | error_message(errno)); | |
769 | fatal_error(ctx, | |
770 | _("Invalid completion information file descriptor")); | |
771 | } else | |
772 | close(fd); | |
efac9a1b | 773 | break; |
850d05e9 TT |
774 | case 'D': |
775 | ctx->options |= E2F_OPT_COMPRESS_DIRS; | |
776 | break; | |
0684a4f3 TT |
777 | case 'E': |
778 | extended_opts = optarg; | |
779 | break; | |
1b6bf175 TT |
780 | case 'p': |
781 | case 'a': | |
8161a748 TT |
782 | if (ctx->options & (E2F_OPT_YES|E2F_OPT_NO)) { |
783 | conflict_opt: | |
efc6f628 | 784 | fatal_error(ctx, |
f4b6d2a0 | 785 | _("Only one of the options -p/-a, -n or -y may be specified.")); |
8161a748 | 786 | } |
1b6bf175 | 787 | ctx->options |= E2F_OPT_PREEN; |
1b6bf175 TT |
788 | break; |
789 | case 'n': | |
8161a748 TT |
790 | if (ctx->options & (E2F_OPT_YES|E2F_OPT_PREEN)) |
791 | goto conflict_opt; | |
1b6bf175 | 792 | ctx->options |= E2F_OPT_NO; |
1b6bf175 TT |
793 | break; |
794 | case 'y': | |
8161a748 TT |
795 | if (ctx->options & (E2F_OPT_PREEN|E2F_OPT_NO)) |
796 | goto conflict_opt; | |
1b6bf175 | 797 | ctx->options |= E2F_OPT_YES; |
1b6bf175 TT |
798 | break; |
799 | case 't': | |
8bf191e8 | 800 | #ifdef RESOURCE_TRACK |
1b6bf175 TT |
801 | if (ctx->options & E2F_OPT_TIME) |
802 | ctx->options |= E2F_OPT_TIME2; | |
803 | else | |
804 | ctx->options |= E2F_OPT_TIME; | |
8bf191e8 | 805 | #else |
0c4a0726 TT |
806 | fprintf(stderr, _("The -t option is not " |
807 | "supported on this version of e2fsck.\n")); | |
8bf191e8 | 808 | #endif |
1b6bf175 TT |
809 | break; |
810 | case 'c': | |
3ed57c27 TT |
811 | if (cflag++) |
812 | ctx->options |= E2F_OPT_WRITECHECK; | |
1b6bf175 TT |
813 | ctx->options |= E2F_OPT_CHECKBLOCKS; |
814 | break; | |
815 | case 'r': | |
816 | /* What we do by default, anyway! */ | |
817 | break; | |
818 | case 'b': | |
6dc64392 | 819 | res = sscanf(optarg, "%llu", &ctx->use_superblock); |
5845caa4 TT |
820 | if (res != 1) |
821 | goto sscanf_err; | |
ae6cdcf7 | 822 | ctx->flags |= E2F_FLAG_SB_SPECIFIED; |
1b6bf175 TT |
823 | break; |
824 | case 'B': | |
f1a1761d | 825 | ctx->blocksize = atoi(optarg); |
1b6bf175 TT |
826 | break; |
827 | case 'I': | |
5845caa4 TT |
828 | res = sscanf(optarg, "%d", &ctx->inode_buffer_blocks); |
829 | if (res != 1) | |
830 | goto sscanf_err; | |
1b6bf175 | 831 | break; |
adee8d75 | 832 | case 'j': |
b95ca928 TT |
833 | ctx->journal_name = blkid_get_devname(ctx->blkid, |
834 | optarg, NULL); | |
835 | if (!ctx->journal_name) { | |
836 | com_err(ctx->program_name, 0, | |
837 | _("Unable to resolve '%s'"), | |
838 | optarg); | |
839 | fatal_error(ctx, 0); | |
840 | } | |
adee8d75 | 841 | break; |
1b6bf175 | 842 | case 'P': |
5845caa4 TT |
843 | res = sscanf(optarg, "%d", &ctx->process_inode_size); |
844 | if (res != 1) | |
845 | goto sscanf_err; | |
1b6bf175 TT |
846 | break; |
847 | case 'L': | |
848 | replace_bad_blocks++; | |
849 | case 'l': | |
f364093b | 850 | bad_blocks_file = string_copy(ctx, optarg, 0); |
1b6bf175 TT |
851 | break; |
852 | case 'd': | |
853 | ctx->options |= E2F_OPT_DEBUG; | |
854 | break; | |
855 | case 'f': | |
d37066a9 | 856 | ctx->options |= E2F_OPT_FORCE; |
1b6bf175 TT |
857 | break; |
858 | case 'F': | |
1b6bf175 | 859 | flush = 1; |
1b6bf175 TT |
860 | break; |
861 | case 'v': | |
862 | verbose = 1; | |
863 | break; | |
864 | case 'V': | |
865 | show_version_only = 1; | |
866 | break; | |
867 | #ifdef MTRACE | |
868 | case 'M': | |
869 | mallwatch = (void *) strtol(optarg, NULL, 0); | |
870 | break; | |
871 | #endif | |
872 | case 'N': | |
a2447f8c | 873 | ctx->device_name = string_copy(ctx, optarg, 0); |
1b6bf175 | 874 | break; |
4fb9d52b TT |
875 | case 'k': |
876 | keep_bad_blocks++; | |
bc69f82d | 877 | break; |
1b6bf175 TT |
878 | default: |
879 | usage(ctx); | |
880 | } | |
881 | if (show_version_only) | |
882 | return 0; | |
883 | if (optind != argc - 1) | |
884 | usage(ctx); | |
298c9c2f TT |
885 | if ((ctx->options & E2F_OPT_NO) && |
886 | (ctx->options & E2F_OPT_COMPRESS_DIRS)) { | |
887 | com_err(ctx->program_name, 0, | |
888 | _("The -n and -D options are incompatible.")); | |
889 | fatal_error(ctx, 0); | |
890 | } | |
891 | if ((ctx->options & E2F_OPT_NO) && cflag) { | |
892 | com_err(ctx->program_name, 0, | |
893 | _("The -n and -c options are incompatible.")); | |
894 | fatal_error(ctx, 0); | |
895 | } | |
896 | if ((ctx->options & E2F_OPT_NO) && bad_blocks_file) { | |
897 | com_err(ctx->program_name, 0, | |
898 | _("The -n and -l/-L options are incompatible.")); | |
899 | fatal_error(ctx, 0); | |
900 | } | |
901 | if (ctx->options & E2F_OPT_NO) | |
1b6bf175 | 902 | ctx->options |= E2F_OPT_READONLY; |
49a7360b | 903 | |
2e8ca9a2 | 904 | ctx->io_options = strchr(argv[optind], '?'); |
efc6f628 | 905 | if (ctx->io_options) |
2e8ca9a2 | 906 | *ctx->io_options++ = 0; |
f364093b | 907 | ctx->filesystem_name = blkid_get_devname(ctx->blkid, argv[optind], 0); |
817e49e3 | 908 | if (!ctx->filesystem_name) { |
efc6f628 | 909 | com_err(ctx->program_name, 0, _("Unable to resolve '%s'"), |
817e49e3 TT |
910 | argv[optind]); |
911 | fatal_error(ctx, 0); | |
912 | } | |
0684a4f3 TT |
913 | if (extended_opts) |
914 | parse_extended_opts(ctx, extended_opts); | |
1017f651 | 915 | |
5dd2a6e0 TT |
916 | if ((cp = getenv("E2FSCK_CONFIG")) != NULL) |
917 | config_fn[0] = cp; | |
f5f14fcf | 918 | profile_set_syntax_err_cb(syntax_err_report); |
1017f651 TT |
919 | profile_init(config_fn, &ctx->profile); |
920 | ||
f0fe5dae LC |
921 | /* Turn off discard in read-only mode */ |
922 | if ((ctx->options & E2F_OPT_NO) && | |
923 | (ctx->options & E2F_OPT_DISCARD)) | |
924 | ctx->options &= ~E2F_OPT_DISCARD; | |
925 | ||
28ffafb0 | 926 | if (flush) { |
4ea7bd04 | 927 | fd = open(ctx->filesystem_name, O_RDONLY, 0); |
1b6bf175 | 928 | if (fd < 0) { |
0c4a0726 TT |
929 | com_err("open", errno, |
930 | _("while opening %s for flushing"), | |
1b6bf175 | 931 | ctx->filesystem_name); |
243dc31f | 932 | fatal_error(ctx, 0); |
1b6bf175 | 933 | } |
5df55d7f | 934 | if ((retval = ext2fs_sync_device(fd, 1))) { |
5ba23cb1 | 935 | com_err("ext2fs_sync_device", retval, |
0c4a0726 | 936 | _("while trying to flush %s"), |
1b6bf175 | 937 | ctx->filesystem_name); |
243dc31f | 938 | fatal_error(ctx, 0); |
1b6bf175 TT |
939 | } |
940 | close(fd); | |
1b6bf175 | 941 | } |
3ed57c27 TT |
942 | if (cflag && bad_blocks_file) { |
943 | fprintf(stderr, _("The -c and the -l/-L options may " | |
944 | "not be both used at the same time.\n")); | |
945 | exit(FSCK_USAGE); | |
946 | } | |
9ecd8bec | 947 | #ifdef HAVE_SIGNAL_H |
5596defa TT |
948 | /* |
949 | * Set up signal action | |
950 | */ | |
951 | memset(&sa, 0, sizeof(struct sigaction)); | |
850d05e9 TT |
952 | sa.sa_handler = signal_cancel; |
953 | sigaction(SIGINT, &sa, 0); | |
954 | sigaction(SIGTERM, &sa, 0); | |
5596defa TT |
955 | #ifdef SA_RESTART |
956 | sa.sa_flags = SA_RESTART; | |
957 | #endif | |
243dc31f | 958 | e2fsck_global_ctx = ctx; |
5596defa TT |
959 | sa.sa_handler = signal_progress_on; |
960 | sigaction(SIGUSR1, &sa, 0); | |
961 | sa.sa_handler = signal_progress_off; | |
962 | sigaction(SIGUSR2, &sa, 0); | |
9ecd8bec | 963 | #endif |
6d222f32 TT |
964 | |
965 | /* Update our PATH to include /sbin if we need to run badblocks */ | |
966 | if (cflag) { | |
967 | char *oldpath = getenv("PATH"); | |
642935c0 TT |
968 | char *newpath; |
969 | int len = sizeof(PATH_SET) + 1; | |
970 | ||
971 | if (oldpath) | |
972 | len += strlen(oldpath); | |
973 | ||
974 | newpath = malloc(len); | |
975 | if (!newpath) | |
976 | fatal_error(ctx, "Couldn't malloc() newpath"); | |
977 | strcpy(newpath, PATH_SET); | |
978 | ||
6d222f32 | 979 | if (oldpath) { |
642935c0 TT |
980 | strcat(newpath, ":"); |
981 | strcat(newpath, oldpath); | |
982 | } | |
983 | putenv(newpath); | |
6d222f32 | 984 | } |
5e72cdbe | 985 | #ifdef CONFIG_JBD_DEBUG |
5845caa4 | 986 | jbd_debug = getenv("E2FSCK_JBD_DEBUG"); |
414025e5 | 987 | if (jbd_debug) { |
5845caa4 TT |
988 | res = sscanf(jbd_debug, "%d", &journal_enable_debug); |
989 | if (res != 1) { | |
990 | fprintf(stderr, | |
991 | _("E2FSCK_JBD_DEBUG \"%s\" not an integer\n\n"), | |
992 | jbd_debug); | |
993 | exit (1); | |
994 | } | |
414025e5 | 995 | } |
5e72cdbe | 996 | #endif |
1b6bf175 | 997 | return 0; |
5845caa4 TT |
998 | |
999 | sscanf_err: | |
1000 | fprintf(stderr, _("\nInvalid non-numeric argument to -%c (\"%s\")\n\n"), | |
1001 | c, optarg); | |
1002 | exit (1); | |
1b6bf175 TT |
1003 | } |
1004 | ||
60663890 TT |
1005 | static errcode_t try_open_fs(e2fsck_t ctx, int flags, io_manager io_ptr, |
1006 | ext2_filsys *ret_fs) | |
1007 | { | |
1008 | errcode_t retval; | |
1009 | ||
1010 | *ret_fs = NULL; | |
1011 | if (ctx->superblock && ctx->blocksize) { | |
1012 | retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options, | |
1013 | flags, ctx->superblock, ctx->blocksize, | |
1014 | io_ptr, ret_fs); | |
1015 | } else if (ctx->superblock) { | |
1016 | int blocksize; | |
1017 | for (blocksize = EXT2_MIN_BLOCK_SIZE; | |
1018 | blocksize <= EXT2_MAX_BLOCK_SIZE; blocksize *= 2) { | |
1019 | if (*ret_fs) { | |
1020 | ext2fs_free(*ret_fs); | |
1021 | *ret_fs = NULL; | |
1022 | } | |
1023 | retval = ext2fs_open2(ctx->filesystem_name, | |
1024 | ctx->io_options, flags, | |
1025 | ctx->superblock, blocksize, | |
1026 | io_ptr, ret_fs); | |
1027 | if (!retval) | |
1028 | break; | |
1029 | } | |
1030 | } else | |
1031 | retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options, | |
1032 | flags, 0, 0, io_ptr, ret_fs); | |
830b44f4 TT |
1033 | |
1034 | if (ret_fs) | |
1035 | e2fsck_set_bitmap_type(*ret_fs, EXT2FS_BMAP64_RBTREE, | |
1036 | "default", NULL); | |
60663890 TT |
1037 | return retval; |
1038 | } | |
1039 | ||
1b6bf175 TT |
1040 | static const char *my_ver_string = E2FSPROGS_VERSION; |
1041 | static const char *my_ver_date = E2FSPROGS_DATE; | |
49a7360b | 1042 | |
0f5eba75 AD |
1043 | int e2fsck_check_mmp(ext2_filsys fs, e2fsck_t ctx) |
1044 | { | |
1045 | struct mmp_struct *mmp_s; | |
1046 | unsigned int mmp_check_interval; | |
1047 | errcode_t retval = 0; | |
1048 | struct problem_context pctx; | |
1049 | unsigned int wait_time = 0; | |
1050 | ||
1051 | clear_problem_context(&pctx); | |
1052 | if (fs->mmp_buf == NULL) { | |
1053 | retval = ext2fs_get_mem(fs->blocksize, &fs->mmp_buf); | |
1054 | if (retval) | |
1055 | goto check_error; | |
1056 | } | |
1057 | ||
1058 | retval = ext2fs_mmp_read(fs, fs->super->s_mmp_block, fs->mmp_buf); | |
1059 | if (retval) | |
1060 | goto check_error; | |
1061 | ||
1062 | mmp_s = fs->mmp_buf; | |
1063 | ||
1064 | mmp_check_interval = fs->super->s_mmp_update_interval; | |
1065 | if (mmp_check_interval < EXT4_MMP_MIN_CHECK_INTERVAL) | |
1066 | mmp_check_interval = EXT4_MMP_MIN_CHECK_INTERVAL; | |
1067 | ||
1068 | /* | |
1069 | * If check_interval in MMP block is larger, use that instead of | |
1070 | * check_interval from the superblock. | |
1071 | */ | |
1072 | if (mmp_s->mmp_check_interval > mmp_check_interval) | |
1073 | mmp_check_interval = mmp_s->mmp_check_interval; | |
1074 | ||
1075 | wait_time = mmp_check_interval * 2 + 1; | |
1076 | ||
1077 | if (mmp_s->mmp_seq == EXT4_MMP_SEQ_CLEAN) | |
1078 | retval = 0; | |
1079 | else if (mmp_s->mmp_seq == EXT4_MMP_SEQ_FSCK) | |
1080 | retval = EXT2_ET_MMP_FSCK_ON; | |
1081 | else if (mmp_s->mmp_seq > EXT4_MMP_SEQ_MAX) | |
1082 | retval = EXT2_ET_MMP_UNKNOWN_SEQ; | |
1083 | ||
1084 | if (retval) | |
1085 | goto check_error; | |
1086 | ||
1087 | /* Print warning if e2fck will wait for more than 20 secs. */ | |
1088 | if (verbose || wait_time > EXT4_MMP_MIN_CHECK_INTERVAL * 4) { | |
b0e91c89 TT |
1089 | log_out(ctx, _("MMP interval is %u seconds and total wait " |
1090 | "time is %u seconds. Please wait...\n"), | |
0f5eba75 AD |
1091 | mmp_check_interval, wait_time * 2); |
1092 | } | |
1093 | ||
1094 | return 0; | |
1095 | ||
1096 | check_error: | |
1097 | ||
1098 | if (retval == EXT2_ET_MMP_BAD_BLOCK) { | |
1099 | if (fix_problem(ctx, PR_0_MMP_INVALID_BLK, &pctx)) { | |
1100 | fs->super->s_mmp_block = 0; | |
1101 | ext2fs_mark_super_dirty(fs); | |
1102 | retval = 0; | |
1103 | } | |
1104 | } else if (retval == EXT2_ET_MMP_FAILED) { | |
1105 | com_err(ctx->program_name, retval, | |
1106 | _("while checking MMP block")); | |
1107 | dump_mmp_msg(fs->mmp_buf, NULL); | |
1108 | } else if (retval == EXT2_ET_MMP_FSCK_ON || | |
1109 | retval == EXT2_ET_MMP_UNKNOWN_SEQ) { | |
1110 | com_err(ctx->program_name, retval, | |
1111 | _("while checking MMP block")); | |
1112 | dump_mmp_msg(fs->mmp_buf, | |
1113 | _("If you are sure the filesystem is not " | |
1114 | "in use on any node, run:\n" | |
1115 | "'tune2fs -f -E clear_mmp {device}'\n")); | |
1116 | } else if (retval == EXT2_ET_MMP_MAGIC_INVALID) { | |
1117 | if (fix_problem(ctx, PR_0_MMP_INVALID_MAGIC, &pctx)) { | |
1118 | ext2fs_mmp_clear(fs); | |
1119 | retval = 0; | |
1120 | } | |
1121 | } | |
1122 | return retval; | |
1123 | } | |
1124 | ||
1b6bf175 TT |
1125 | int main (int argc, char *argv[]) |
1126 | { | |
82b59ca1 | 1127 | errcode_t retval = 0, retval2 = 0, orig_retval = 0; |
1b6bf175 | 1128 | int exit_value = FSCK_OK; |
1b6bf175 TT |
1129 | ext2_filsys fs = 0; |
1130 | io_manager io_ptr; | |
5dd8f963 | 1131 | struct ext2_super_block *sb; |
1b6bf175 TT |
1132 | const char *lib_ver_date; |
1133 | int my_ver, lib_ver; | |
1134 | e2fsck_t ctx; | |
60663890 | 1135 | blk_t orig_superblock; |
1b6bf175 | 1136 | struct problem_context pctx; |
08b21301 | 1137 | int flags, run_result; |
5107d0d1 | 1138 | int journal_size; |
9f0288d3 | 1139 | int sysval, sys_page_size = 4096; |
c5d2f50d | 1140 | int old_bitmaps; |
dcc91e10 | 1141 | __u32 features[3]; |
1dc506cb | 1142 | char *cp; |
efc6f628 | 1143 | |
1b6bf175 | 1144 | clear_problem_context(&pctx); |
9b3018a8 | 1145 | sigcatcher_setup(); |
1b6bf175 TT |
1146 | #ifdef MTRACE |
1147 | mtrace(); | |
1148 | #endif | |
1149 | #ifdef MCHECK | |
1150 | mcheck(0); | |
0c4a0726 TT |
1151 | #endif |
1152 | #ifdef ENABLE_NLS | |
1153 | setlocale(LC_MESSAGES, ""); | |
14308a53 | 1154 | setlocale(LC_CTYPE, ""); |
0c4a0726 TT |
1155 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
1156 | textdomain(NLS_CAT_NAME); | |
9d4507c5 | 1157 | set_com_err_gettext(gettext); |
1b6bf175 TT |
1158 | #endif |
1159 | my_ver = ext2fs_parse_version_string(my_ver_string); | |
1160 | lib_ver = ext2fs_get_library_version(0, &lib_ver_date); | |
1161 | if (my_ver > lib_ver) { | |
0c4a0726 TT |
1162 | fprintf( stderr, _("Error: ext2fs library version " |
1163 | "out of date!\n")); | |
1b6bf175 TT |
1164 | show_version_only++; |
1165 | } | |
efc6f628 | 1166 | |
1b6bf175 TT |
1167 | retval = PRS(argc, argv, &ctx); |
1168 | if (retval) { | |
1169 | com_err("e2fsck", retval, | |
0c4a0726 | 1170 | _("while trying to initialize program")); |
243dc31f | 1171 | exit(FSCK_ERROR); |
1b6bf175 | 1172 | } |
24fc5032 | 1173 | reserve_stdio_fds(); |
efc6f628 | 1174 | |
b0e91c89 TT |
1175 | set_up_logging(ctx); |
1176 | if (ctx->logf) { | |
1177 | int i; | |
1178 | fputs("E2fsck run: ", ctx->logf); | |
1179 | for (i = 0; i < argc; i++) { | |
1180 | if (i) | |
1181 | fputc(' ', ctx->logf); | |
1182 | fputs(argv[i], ctx->logf); | |
1183 | } | |
1184 | fputc('\n', ctx->logf); | |
1185 | } | |
1186 | ||
6d96b00d | 1187 | init_resource_track(&ctx->global_rtrack, NULL); |
1b6bf175 | 1188 | if (!(ctx->options & E2F_OPT_PREEN) || show_version_only) |
b0e91c89 | 1189 | log_err(ctx, "e2fsck %s (%s)\n", my_ver_string, |
0f8973fb | 1190 | my_ver_date); |
1b6bf175 TT |
1191 | |
1192 | if (show_version_only) { | |
b0e91c89 | 1193 | log_err(ctx, _("\tUsing %s, %s\n"), |
1b6bf175 | 1194 | error_message(EXT2_ET_BASE), lib_ver_date); |
243dc31f | 1195 | exit(FSCK_OK); |
1b6bf175 | 1196 | } |
efc6f628 | 1197 | |
1b6bf175 | 1198 | check_mount(ctx); |
efc6f628 | 1199 | |
1b6bf175 TT |
1200 | if (!(ctx->options & E2F_OPT_PREEN) && |
1201 | !(ctx->options & E2F_OPT_NO) && | |
1202 | !(ctx->options & E2F_OPT_YES)) { | |
54a31a3b | 1203 | if (!ctx->interactive) |
f8188fff | 1204 | fatal_error(ctx, |
0c4a0726 | 1205 | _("need terminal for interactive repairs")); |
1b6bf175 TT |
1206 | } |
1207 | ctx->superblock = ctx->use_superblock; | |
0f5eba75 AD |
1208 | |
1209 | flags = EXT2_FLAG_SKIP_MMP; | |
1b6bf175 | 1210 | restart: |
2a29f135 | 1211 | #ifdef CONFIG_TESTIO_DEBUG |
f38cf3cb TT |
1212 | if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) { |
1213 | io_ptr = test_io_manager; | |
1214 | test_io_backing_manager = unix_io_manager; | |
1215 | } else | |
1b6bf175 | 1216 | #endif |
f38cf3cb | 1217 | io_ptr = unix_io_manager; |
0f5eba75 | 1218 | flags |= EXT2_FLAG_NOFREE_ON_ERROR; |
c5d2f50d VAH |
1219 | profile_get_boolean(ctx->profile, "options", "old_bitmaps", 0, 0, |
1220 | &old_bitmaps); | |
1221 | if (!old_bitmaps) | |
1222 | flags |= EXT2_FLAG_64BITS; | |
17390c04 TT |
1223 | if ((ctx->options & E2F_OPT_READONLY) == 0) |
1224 | flags |= EXT2_FLAG_RW; | |
2e14e0c8 TT |
1225 | if ((ctx->mount_flags & EXT2_MF_MOUNTED) == 0) |
1226 | flags |= EXT2_FLAG_EXCLUSIVE; | |
17390c04 | 1227 | |
60663890 TT |
1228 | retval = try_open_fs(ctx, flags, io_ptr, &fs); |
1229 | ||
ae6cdcf7 TT |
1230 | if (!ctx->superblock && !(ctx->options & E2F_OPT_PREEN) && |
1231 | !(ctx->flags & E2F_FLAG_SB_SPECIFIED) && | |
1b6bf175 | 1232 | ((retval == EXT2_ET_BAD_MAGIC) || |
cd538080 | 1233 | (retval == EXT2_ET_CORRUPT_SUPERBLOCK) || |
82b59ca1 | 1234 | ((retval == 0) && (retval2 = ext2fs_check_desc(fs))))) { |
41cec349 | 1235 | if (retval2 == ENOMEM || retval2 == EXT2_ET_NO_MEMORY) { |
82b59ca1 TT |
1236 | retval = retval2; |
1237 | goto failure; | |
1238 | } | |
dcc91e10 TT |
1239 | if (fs->flags & EXT2_FLAG_NOFREE_ON_ERROR) { |
1240 | ext2fs_free(fs); | |
1241 | fs = NULL; | |
1242 | } | |
1b6bf175 | 1243 | if (!fs || (fs->group_desc_count > 1)) { |
b0e91c89 TT |
1244 | log_out(ctx, _("%s: %s trying backup blocks...\n"), |
1245 | ctx->program_name, | |
1246 | retval ? _("Superblock invalid,") : | |
1247 | _("Group descriptors look bad...")); | |
60663890 | 1248 | orig_superblock = ctx->superblock; |
f1a1761d | 1249 | get_backup_sb(ctx, fs, ctx->filesystem_name, io_ptr); |
1b6bf175 TT |
1250 | if (fs) |
1251 | ext2fs_close(fs); | |
cd538080 | 1252 | orig_retval = retval; |
60663890 TT |
1253 | retval = try_open_fs(ctx, flags, io_ptr, &fs); |
1254 | if ((orig_retval == 0) && retval != 0) { | |
22ff06d5 TT |
1255 | if (fs) |
1256 | ext2fs_close(fs); | |
b0e91c89 TT |
1257 | log_out(ctx, _("%s: %s while using the " |
1258 | "backup blocks"), | |
1259 | ctx->program_name, | |
1260 | error_message(retval)); | |
1261 | log_out(ctx, _("%s: going back to original " | |
1262 | "superblock\n"), | |
1263 | ctx->program_name); | |
60663890 TT |
1264 | ctx->superblock = orig_superblock; |
1265 | retval = try_open_fs(ctx, flags, io_ptr, &fs); | |
1266 | } | |
1b6bf175 TT |
1267 | } |
1268 | } | |
dcc91e10 TT |
1269 | if (((retval == EXT2_ET_UNSUPP_FEATURE) || |
1270 | (retval == EXT2_ET_RO_UNSUPP_FEATURE)) && | |
1271 | fs && fs->super) { | |
1272 | sb = fs->super; | |
efc6f628 | 1273 | features[0] = (sb->s_feature_compat & |
dcc91e10 | 1274 | ~EXT2_LIB_FEATURE_COMPAT_SUPP); |
efc6f628 | 1275 | features[1] = (sb->s_feature_incompat & |
dcc91e10 | 1276 | ~EXT2_LIB_FEATURE_INCOMPAT_SUPP); |
efc6f628 | 1277 | features[2] = (sb->s_feature_ro_compat & |
dcc91e10 TT |
1278 | ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP); |
1279 | if (features[0] || features[1] || features[2]) | |
1280 | goto print_unsupp_features; | |
1281 | } | |
82b59ca1 | 1282 | failure: |
1b6bf175 | 1283 | if (retval) { |
cd538080 TT |
1284 | if (orig_retval) |
1285 | retval = orig_retval; | |
0c4a0726 | 1286 | com_err(ctx->program_name, retval, _("while trying to open %s"), |
1b6bf175 | 1287 | ctx->filesystem_name); |
24dd4028 | 1288 | if (retval == EXT2_ET_REV_TOO_HIGH) { |
b0e91c89 | 1289 | log_out(ctx, _("The filesystem revision is apparently " |
24dd4028 TT |
1290 | "too high for this version of e2fsck.\n" |
1291 | "(Or the filesystem superblock " | |
0c4a0726 | 1292 | "is corrupt)\n\n")); |
24dd4028 TT |
1293 | fix_problem(ctx, PR_0_SB_CORRUPT, &pctx); |
1294 | } else if (retval == EXT2_ET_SHORT_READ) | |
b0e91c89 TT |
1295 | log_out(ctx, _("Could this be a zero-length " |
1296 | "partition?\n")); | |
1b6bf175 | 1297 | else if ((retval == EPERM) || (retval == EACCES)) |
b0e91c89 | 1298 | log_out(ctx, _("You must have %s access to the " |
0c4a0726 | 1299 | "filesystem or be root\n"), |
1b6bf175 TT |
1300 | (ctx->options & E2F_OPT_READONLY) ? |
1301 | "r/o" : "r/w"); | |
1302 | else if (retval == ENXIO) | |
b0e91c89 TT |
1303 | log_out(ctx, _("Possibly non-existent or " |
1304 | "swap device?\n")); | |
2e14e0c8 | 1305 | else if (retval == EBUSY) |
b0e91c89 TT |
1306 | log_out(ctx, _("Filesystem mounted or opened " |
1307 | "exclusively by another program?\n")); | |
32f66cc7 | 1308 | else if (retval == ENOENT) |
b0e91c89 | 1309 | log_out(ctx, _("Possibly non-existent device?\n")); |
68227542 TT |
1310 | #ifdef EROFS |
1311 | else if (retval == EROFS) | |
b0e91c89 TT |
1312 | log_out(ctx, _("Disk write-protected; use the -n " |
1313 | "option to do a read-only\n" | |
1314 | "check of the device.\n")); | |
68227542 | 1315 | #endif |
1b6bf175 TT |
1316 | else |
1317 | fix_problem(ctx, PR_0_SB_CORRUPT, &pctx); | |
243dc31f | 1318 | fatal_error(ctx, 0); |
1b6bf175 | 1319 | } |
058ad1c7 TT |
1320 | /* |
1321 | * We only update the master superblock because (a) paranoia; | |
1322 | * we don't want to corrupt the backup superblocks, and (b) we | |
1323 | * don't need to update the mount count and last checked | |
1324 | * fields in the backup superblock (the kernel doesn't update | |
1325 | * the backup superblocks anyway). With newer versions of the | |
1326 | * library this flag is set by ext2fs_open2(), but we set this | |
1327 | * here just to be sure. (No, we don't support e2fsck running | |
1328 | * with some other libext2fs than the one that it was shipped | |
1329 | * with, but just in case....) | |
1330 | */ | |
1331 | fs->flags |= EXT2_FLAG_MASTER_SB_ONLY; | |
d2af1bdd TT |
1332 | |
1333 | if (!(ctx->flags & E2F_FLAG_GOT_DEVSIZE)) { | |
1334 | __u32 blocksize = EXT2_BLOCK_SIZE(fs->super); | |
1335 | int need_restart = 0; | |
1336 | ||
59119646 TT |
1337 | pctx.errcode = ext2fs_get_device_size2(ctx->filesystem_name, |
1338 | blocksize, | |
1339 | &ctx->num_blocks); | |
d2af1bdd TT |
1340 | /* |
1341 | * The floppy driver refuses to allow anyone else to | |
1342 | * open the device if has been opened with O_EXCL; | |
1343 | * this is unlike other block device drivers in Linux. | |
1344 | * To handle this, we close the filesystem and then | |
1345 | * reopen the filesystem after we get the device size. | |
1346 | */ | |
1347 | if (pctx.errcode == EBUSY) { | |
1348 | ext2fs_close(fs); | |
1349 | need_restart++; | |
efc6f628 | 1350 | pctx.errcode = |
59119646 TT |
1351 | ext2fs_get_device_size2(ctx->filesystem_name, |
1352 | blocksize, | |
1353 | &ctx->num_blocks); | |
d2af1bdd TT |
1354 | } |
1355 | if (pctx.errcode == EXT2_ET_UNIMPLEMENTED) | |
1356 | ctx->num_blocks = 0; | |
1357 | else if (pctx.errcode) { | |
1358 | fix_problem(ctx, PR_0_GETSIZE_ERROR, &pctx); | |
1359 | ctx->flags |= E2F_FLAG_ABORT; | |
1360 | fatal_error(ctx, 0); | |
d2af1bdd TT |
1361 | } |
1362 | ctx->flags |= E2F_FLAG_GOT_DEVSIZE; | |
1363 | if (need_restart) | |
1364 | goto restart; | |
1365 | } | |
1366 | ||
1b6bf175 | 1367 | ctx->fs = fs; |
54dc7ca2 | 1368 | fs->priv_data = ctx; |
8dceb924 | 1369 | fs->now = ctx->now; |
5dd8f963 | 1370 | sb = fs->super; |
b0e91c89 | 1371 | |
5dd8f963 | 1372 | if (sb->s_rev_level > E2FSCK_CURRENT_REV) { |
1b6bf175 | 1373 | com_err(ctx->program_name, EXT2_ET_REV_TOO_HIGH, |
0c4a0726 | 1374 | _("while trying to open %s"), |
1b6bf175 | 1375 | ctx->filesystem_name); |
f8188fff | 1376 | get_newer: |
0c4a0726 | 1377 | fatal_error(ctx, _("Get a newer version of e2fsck!")); |
1b6bf175 | 1378 | } |
3b5386dc TT |
1379 | |
1380 | /* | |
1381 | * Set the device name, which is used whenever we print error | |
1382 | * or informational messages to the user. | |
1383 | */ | |
1384 | if (ctx->device_name == 0 && | |
5dd8f963 | 1385 | (sb->s_volume_name[0] != 0)) { |
f364093b TT |
1386 | ctx->device_name = string_copy(ctx, sb->s_volume_name, |
1387 | sizeof(sb->s_volume_name)); | |
3b5386dc TT |
1388 | } |
1389 | if (ctx->device_name == 0) | |
1dc506cb TT |
1390 | ctx->device_name = string_copy(ctx, ctx->filesystem_name, 0); |
1391 | for (cp = ctx->device_name; *cp; cp++) | |
1392 | if (isspace(*cp) || *cp == ':') | |
1393 | *cp = '_'; | |
3b5386dc | 1394 | |
14c5af32 AD |
1395 | ehandler_init(fs->io); |
1396 | ||
0f5eba75 AD |
1397 | if ((fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_MMP) && |
1398 | (flags & EXT2_FLAG_SKIP_MMP)) { | |
1399 | if (e2fsck_check_mmp(fs, ctx)) | |
1400 | fatal_error(ctx, 0); | |
1401 | } | |
1402 | ||
1403 | /* | |
1404 | * Restart in order to reopen fs but this time start mmp. | |
1405 | */ | |
1406 | if (flags & EXT2_FLAG_SKIP_MMP) { | |
1407 | ext2fs_close(fs); | |
1660034c | 1408 | ctx->fs = NULL; |
0f5eba75 AD |
1409 | flags &= ~EXT2_FLAG_SKIP_MMP; |
1410 | goto restart; | |
1411 | } | |
1412 | ||
b0e91c89 TT |
1413 | if (ctx->logf) |
1414 | fprintf(ctx->logf, "Filesystem UUID: %s\n", | |
1415 | e2p_uuid2str(sb->s_uuid)); | |
1416 | ||
47c1b8e1 TT |
1417 | if ((ctx->mount_flags & EXT2_MF_MOUNTED) && |
1418 | !(sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_RECOVER)) | |
1419 | goto skip_journal; | |
1420 | ||
17390c04 | 1421 | /* |
9b565759 | 1422 | * Make sure the ext3 superblock fields are consistent. |
17390c04 | 1423 | */ |
3b5386dc TT |
1424 | retval = e2fsck_check_ext3_journal(ctx); |
1425 | if (retval) { | |
1426 | com_err(ctx->program_name, retval, | |
1427 | _("while checking ext3 journal for %s"), | |
1428 | ctx->device_name); | |
243dc31f | 1429 | fatal_error(ctx, 0); |
3b5386dc TT |
1430 | } |
1431 | ||
9b565759 TT |
1432 | /* |
1433 | * Check to see if we need to do ext3-style recovery. If so, | |
1434 | * do it, and then restart the fsck. | |
1435 | */ | |
5dd8f963 | 1436 | if (sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_RECOVER) { |
2575fb04 | 1437 | if (ctx->options & E2F_OPT_READONLY) { |
b0e91c89 TT |
1438 | log_out(ctx, _("Warning: skipping journal recovery " |
1439 | "because doing a read-only filesystem " | |
1440 | "check.\n")); | |
2575fb04 TT |
1441 | io_channel_flush(ctx->fs->io); |
1442 | } else { | |
b92ae153 TT |
1443 | if (ctx->flags & E2F_FLAG_RESTARTED) { |
1444 | /* | |
1445 | * Whoops, we attempted to run the | |
1446 | * journal twice. This should never | |
1447 | * happen, unless the hardware or | |
1448 | * device driver is being bogus. | |
1449 | */ | |
1450 | com_err(ctx->program_name, 0, | |
1451 | _("unable to set superblock flags on %s\n"), ctx->device_name); | |
1452 | fatal_error(ctx, 0); | |
1453 | } | |
2575fb04 TT |
1454 | retval = e2fsck_run_ext3_journal(ctx); |
1455 | if (retval) { | |
1456 | com_err(ctx->program_name, retval, | |
3b5386dc | 1457 | _("while recovering ext3 journal of %s"), |
2575fb04 TT |
1458 | ctx->device_name); |
1459 | fatal_error(ctx, 0); | |
1460 | } | |
1461 | ext2fs_close(ctx->fs); | |
1462 | ctx->fs = 0; | |
b92ae153 | 1463 | ctx->flags |= E2F_FLAG_RESTARTED; |
2575fb04 | 1464 | goto restart; |
17390c04 | 1465 | } |
17390c04 | 1466 | } |
3b5386dc | 1467 | |
47c1b8e1 | 1468 | skip_journal: |
1b6bf175 TT |
1469 | /* |
1470 | * Check for compatibility with the feature sets. We need to | |
1471 | * be more stringent than ext2fs_open(). | |
1472 | */ | |
dcc91e10 TT |
1473 | features[0] = sb->s_feature_compat & ~EXT2_LIB_FEATURE_COMPAT_SUPP; |
1474 | features[1] = sb->s_feature_incompat & ~EXT2_LIB_FEATURE_INCOMPAT_SUPP; | |
efc6f628 | 1475 | features[2] = (sb->s_feature_ro_compat & |
dcc91e10 TT |
1476 | ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP); |
1477 | print_unsupp_features: | |
1478 | if (features[0] || features[1] || features[2]) { | |
1479 | int i, j; | |
1480 | __u32 *mask = features, m; | |
1481 | ||
b0e91c89 | 1482 | log_err(ctx, _("%s has unsupported feature(s):"), |
dcc91e10 TT |
1483 | ctx->filesystem_name); |
1484 | ||
1485 | for (i=0; i <3; i++,mask++) { | |
1486 | for (j=0,m=1; j < 32; j++, m<<=1) { | |
1487 | if (*mask & m) | |
b0e91c89 | 1488 | log_err(ctx, " %s", |
dcc91e10 TT |
1489 | e2p_feature2string(i, m)); |
1490 | } | |
1491 | } | |
b0e91c89 | 1492 | log_err(ctx, "\n"); |
1b6bf175 TT |
1493 | goto get_newer; |
1494 | } | |
1917875f | 1495 | #ifdef ENABLE_COMPRESSION |
5dd8f963 | 1496 | if (sb->s_feature_incompat & EXT2_FEATURE_INCOMPAT_COMPRESSION) |
b0e91c89 TT |
1497 | log_err(ctx, _("%s: warning: compression support " |
1498 | "is experimental.\n"), | |
1499 | ctx->program_name); | |
1917875f | 1500 | #endif |
8fdc9985 TT |
1501 | #ifndef ENABLE_HTREE |
1502 | if (sb->s_feature_compat & EXT2_FEATURE_COMPAT_DIR_INDEX) { | |
b0e91c89 | 1503 | log_err(ctx, _("%s: e2fsck not compiled with HTREE support,\n\t" |
8fdc9985 | 1504 | "but filesystem %s has HTREE directories.\n"), |
b0e91c89 | 1505 | ctx->program_name, ctx->device_name); |
8fdc9985 TT |
1506 | goto get_newer; |
1507 | } | |
1508 | #endif | |
1509 | ||
1b6bf175 TT |
1510 | /* |
1511 | * If the user specified a specific superblock, presumably the | |
1512 | * master superblock has been trashed. So we mark the | |
1513 | * superblock as dirty, so it can be written out. | |
1514 | */ | |
1515 | if (ctx->superblock && | |
1516 | !(ctx->options & E2F_OPT_READONLY)) | |
1517 | ext2fs_mark_super_dirty(fs); | |
1518 | ||
9f0288d3 TT |
1519 | /* |
1520 | * Calculate the number of filesystem blocks per pagesize. If | |
1521 | * fs->blocksize > page_size, set the number of blocks per | |
1522 | * pagesize to 1 to avoid division by zero errors. | |
1523 | */ | |
1524 | #ifdef _SC_PAGESIZE | |
1525 | sysval = sysconf(_SC_PAGESIZE); | |
1526 | if (sysval > 0) | |
1527 | sys_page_size = sysval; | |
1528 | #endif /* _SC_PAGESIZE */ | |
1529 | ctx->blocks_per_page = sys_page_size / fs->blocksize; | |
1530 | if (ctx->blocks_per_page == 0) | |
1531 | ctx->blocks_per_page = 1; | |
1532 | ||
1b6bf175 TT |
1533 | if (ctx->superblock) |
1534 | set_latch_flags(PR_LATCH_RELOC, PRL_LATCHED, 0); | |
550a4afa | 1535 | ext2fs_mark_valid(fs); |
1b6bf175 | 1536 | check_super_block(ctx); |
a02ce9df | 1537 | if (ctx->flags & E2F_FLAG_SIGNAL_MASK) |
243dc31f | 1538 | fatal_error(ctx, 0); |
1b6bf175 | 1539 | check_if_skip(ctx); |
69d0edfd | 1540 | check_resize_inode(ctx); |
1b6bf175 TT |
1541 | if (bad_blocks_file) |
1542 | read_bad_blocks_file(ctx, bad_blocks_file, replace_bad_blocks); | |
1543 | else if (cflag) | |
4fb9d52b | 1544 | read_bad_blocks_file(ctx, 0, !keep_bad_blocks); /* Test disk */ |
a02ce9df | 1545 | if (ctx->flags & E2F_FLAG_SIGNAL_MASK) |
243dc31f | 1546 | fatal_error(ctx, 0); |
1b6bf175 TT |
1547 | |
1548 | /* | |
1549 | * Mark the system as valid, 'til proven otherwise | |
1550 | */ | |
1551 | ext2fs_mark_valid(fs); | |
1552 | ||
1553 | retval = ext2fs_read_bb_inode(fs, &fs->badblocks); | |
1554 | if (retval) { | |
b0e91c89 TT |
1555 | log_out(ctx, _("%s: %s while reading bad blocks inode\n"), |
1556 | ctx->program_name, error_message(retval)); | |
1b6bf175 | 1557 | preenhalt(ctx); |
b0e91c89 TT |
1558 | log_out(ctx, _("This doesn't bode well, " |
1559 | "but we'll try to go on...\n")); | |
1b6bf175 | 1560 | } |
08b21301 | 1561 | |
5107d0d1 KS |
1562 | /* |
1563 | * Save the journal size in megabytes. | |
1564 | * Try and use the journal size from the backup else let e2fsck | |
1565 | * find the default journal size. | |
1566 | */ | |
1567 | if (sb->s_jnl_backup_type == EXT3_JNL_BACKUP_BLOCKS) | |
931b58e1 AD |
1568 | journal_size = (sb->s_jnl_blocks[15] << (32 - 20)) | |
1569 | (sb->s_jnl_blocks[16] >> 20); | |
5107d0d1 KS |
1570 | else |
1571 | journal_size = -1; | |
1572 | ||
624e4a64 AK |
1573 | if (sb->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_QUOTA) { |
1574 | int qtype; | |
1575 | /* Quotas were enabled. Do quota accounting during fsck. */ | |
1576 | if ((sb->s_usr_quota_inum && sb->s_grp_quota_inum) || | |
1577 | (!sb->s_usr_quota_inum && !sb->s_grp_quota_inum)) | |
1578 | qtype = -1; | |
1579 | else | |
1580 | qtype = sb->s_usr_quota_inum ? USRQUOTA : GRPQUOTA; | |
1581 | ||
a86d55da | 1582 | quota_init_context(&ctx->qctx, ctx->fs, qtype); |
624e4a64 AK |
1583 | } |
1584 | ||
08b21301 | 1585 | run_result = e2fsck_run(ctx); |
5596defa | 1586 | e2fsck_clear_progbar(ctx); |
5107d0d1 KS |
1587 | |
1588 | if (ctx->flags & E2F_FLAG_JOURNAL_INODE) { | |
1589 | if (fix_problem(ctx, PR_6_RECREATE_JOURNAL, &pctx)) { | |
1590 | if (journal_size < 1024) | |
4efbac6f | 1591 | journal_size = ext2fs_default_journal_size(ext2fs_blocks_count(fs->super)); |
5107d0d1 KS |
1592 | if (journal_size < 0) { |
1593 | fs->super->s_feature_compat &= | |
1594 | ~EXT3_FEATURE_COMPAT_HAS_JOURNAL; | |
0cfce7f7 | 1595 | fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY; |
b0e91c89 TT |
1596 | log_out(ctx, "%s: Couldn't determine " |
1597 | "journal size\n", ctx->program_name); | |
5107d0d1 KS |
1598 | goto no_journal; |
1599 | } | |
b0e91c89 | 1600 | log_out(ctx, _("Creating journal (%d blocks): "), |
5107d0d1 KS |
1601 | journal_size); |
1602 | fflush(stdout); | |
1603 | retval = ext2fs_add_journal_inode(fs, | |
1604 | journal_size, 0); | |
1605 | if (retval) { | |
b0e91c89 TT |
1606 | log_out(ctx, "%s: while trying to create " |
1607 | "journal\n", error_message(retval)); | |
5107d0d1 KS |
1608 | goto no_journal; |
1609 | } | |
b0e91c89 TT |
1610 | log_out(ctx, _(" Done.\n")); |
1611 | log_out(ctx, _("\n*** journal has been re-created - " | |
5107d0d1 KS |
1612 | "filesystem is now ext3 again ***\n")); |
1613 | } | |
1614 | } | |
1615 | no_journal: | |
1616 | ||
624e4a64 | 1617 | if (ctx->qctx) { |
a86d55da AK |
1618 | quota_write_inode(ctx->qctx, -1); |
1619 | quota_release_context(&ctx->qctx); | |
624e4a64 AK |
1620 | } |
1621 | ||
08b21301 | 1622 | if (run_result == E2F_FLAG_RESTART) { |
b0e91c89 | 1623 | log_out(ctx, _("Restarting e2fsck from the beginning...\n")); |
1b6bf175 TT |
1624 | retval = e2fsck_reset_context(ctx); |
1625 | if (retval) { | |
1626 | com_err(ctx->program_name, retval, | |
0c4a0726 | 1627 | _("while resetting context")); |
243dc31f | 1628 | fatal_error(ctx, 0); |
1b6bf175 | 1629 | } |
73f17cfc | 1630 | ext2fs_close(fs); |
1b6bf175 TT |
1631 | goto restart; |
1632 | } | |
4cae0452 | 1633 | if (run_result & E2F_FLAG_CANCEL) { |
b0e91c89 TT |
1634 | log_out(ctx, _("%s: e2fsck canceled.\n"), ctx->device_name ? |
1635 | ctx->device_name : ctx->filesystem_name); | |
4cae0452 TT |
1636 | exit_value |= FSCK_CANCELED; |
1637 | } | |
1638 | if (run_result & E2F_FLAG_ABORT) | |
1639 | fatal_error(ctx, _("aborted")); | |
0c37f456 TT |
1640 | if (check_backup_super_block(ctx)) { |
1641 | fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY; | |
1642 | ext2fs_mark_super_dirty(fs); | |
1643 | } | |
1b6bf175 TT |
1644 | |
1645 | #ifdef MTRACE | |
1646 | mtrace_print("Cleanup"); | |
1647 | #endif | |
1648 | if (ext2fs_test_changed(fs)) { | |
4cae0452 | 1649 | exit_value |= FSCK_NONDESTRUCT; |
1b6bf175 | 1650 | if (!(ctx->options & E2F_OPT_PREEN)) |
b0e91c89 TT |
1651 | log_out(ctx, _("\n%s: ***** FILE SYSTEM WAS " |
1652 | "MODIFIED *****\n"), | |
1653 | ctx->device_name); | |
ee895139 | 1654 | if (ctx->mount_flags & EXT2_MF_ISROOT) { |
b0e91c89 TT |
1655 | log_out(ctx, _("%s: ***** REBOOT LINUX *****\n"), |
1656 | ctx->device_name); | |
4cae0452 | 1657 | exit_value |= FSCK_REBOOT; |
1b6bf175 TT |
1658 | } |
1659 | } | |
eb065ccf | 1660 | if (!ext2fs_test_valid(fs) || |
efc6f628 | 1661 | ((exit_value & FSCK_CANCELED) && |
eb065ccf | 1662 | (sb->s_state & EXT2_ERROR_FS))) { |
b0e91c89 TT |
1663 | log_out(ctx, _("\n%s: ********** WARNING: Filesystem still has " |
1664 | "errors **********\n\n"), ctx->device_name); | |
4cae0452 TT |
1665 | exit_value |= FSCK_UNCORRECTED; |
1666 | exit_value &= ~FSCK_NONDESTRUCT; | |
d3124019 | 1667 | } |
eb065ccf TT |
1668 | if (exit_value & FSCK_CANCELED) { |
1669 | int allow_cancellation; | |
1670 | ||
1671 | profile_get_boolean(ctx->profile, "options", | |
efc6f628 | 1672 | "allow_cancellation", 0, 0, |
eb065ccf | 1673 | &allow_cancellation); |
4cae0452 | 1674 | exit_value &= ~FSCK_NONDESTRUCT; |
eb065ccf | 1675 | if (allow_cancellation && ext2fs_test_valid(fs) && |
efc6f628 | 1676 | (sb->s_state & EXT2_VALID_FS) && |
eb065ccf TT |
1677 | !(sb->s_state & EXT2_ERROR_FS)) |
1678 | exit_value = 0; | |
1679 | } else { | |
4cae0452 | 1680 | show_stats(ctx); |
c1637bd3 TT |
1681 | if (!(ctx->options & E2F_OPT_READONLY)) { |
1682 | if (ext2fs_test_valid(fs)) { | |
1683 | if (!(sb->s_state & EXT2_VALID_FS)) | |
1684 | exit_value |= FSCK_NONDESTRUCT; | |
1685 | sb->s_state = EXT2_VALID_FS; | |
1686 | } else | |
1687 | sb->s_state &= ~EXT2_VALID_FS; | |
1688 | sb->s_mnt_count = 0; | |
177839e2 TT |
1689 | if (!(ctx->flags & E2F_FLAG_TIME_INSANE)) |
1690 | sb->s_lastcheck = ctx->now; | |
993988f6 TT |
1691 | memset(((char *) sb) + EXT4_S_ERR_START, 0, |
1692 | EXT4_S_ERR_LEN); | |
c1637bd3 TT |
1693 | ext2fs_mark_super_dirty(fs); |
1694 | } | |
1695 | } | |
1b6bf175 | 1696 | |
2e6436d4 TT |
1697 | if ((run_result & E2F_FLAG_CANCEL) == 0 && |
1698 | sb->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM && | |
f628acea AD |
1699 | !(ctx->options & E2F_OPT_READONLY)) { |
1700 | retval = ext2fs_set_gdt_csum(ctx->fs); | |
1701 | if (retval) { | |
1702 | com_err(ctx->program_name, retval, | |
1703 | _("while setting block group checksum info")); | |
1704 | fatal_error(ctx, 0); | |
1705 | } | |
1706 | } | |
49a7360b | 1707 | |
f8188fff | 1708 | e2fsck_write_bitmaps(ctx); |
6d96b00d | 1709 | io_channel_flush(ctx->fs->io); |
9facd076 KC |
1710 | print_resource_track(ctx, NULL, &ctx->global_rtrack, ctx->fs->io); |
1711 | ||
0628ae39 TT |
1712 | ext2fs_close(fs); |
1713 | ctx->fs = NULL; | |
f364093b | 1714 | free(ctx->journal_name); |
b28a6e96 | 1715 | |
b28a6e96 | 1716 | e2fsck_free_context(ctx); |
a6d8302b TT |
1717 | remove_error_table(&et_ext2_error_table); |
1718 | remove_error_table(&et_prof_error_table); | |
1b6bf175 TT |
1719 | return exit_value; |
1720 | } |