2 * Copyright (C) 1997-2009 Andre Noll <maan@systemlinux.org>
4 * Licensed under the GPL v2. For licencing details see COPYING.
7 /** \file fsck.c The program used to check an osl table. */
10 #include <sys/types.h>
17 #include "fsck.cmdline.h"
19 static struct fsck_args_info conf;
24 INIT_STDERR_LOGGING(loglevel);
27 signed char hexval_table[256] = {
28 -1, -1, -1, -1, -1, -1, -1, -1, /* 00-07 */
29 -1, -1, -1, -1, -1, -1, -1, -1, /* 08-0f */
30 -1, -1, -1, -1, -1, -1, -1, -1, /* 10-17 */
31 -1, -1, -1, -1, -1, -1, -1, -1, /* 18-1f */
32 -1, -1, -1, -1, -1, -1, -1, -1, /* 20-27 */
33 -1, -1, -1, -1, -1, -1, -1, -1, /* 28-2f */
34 0, 1, 2, 3, 4, 5, 6, 7, /* 30-37 */
35 8, 9, -1, -1, -1, -1, -1, -1, /* 38-3f */
36 -1, 10, 11, 12, 13, 14, 15, -1, /* 40-47 */
37 -1, -1, -1, -1, -1, -1, -1, -1, /* 48-4f */
38 -1, -1, -1, -1, -1, -1, -1, -1, /* 50-57 */
39 -1, -1, -1, -1, -1, -1, -1, -1, /* 58-5f */
40 -1, 10, 11, 12, 13, 14, 15, -1, /* 60-67 */
41 -1, -1, -1, -1, -1, -1, -1, -1, /* 68-67 */
42 -1, -1, -1, -1, -1, -1, -1, -1, /* 70-77 */
43 -1, -1, -1, -1, -1, -1, -1, -1, /* 78-7f */
44 -1, -1, -1, -1, -1, -1, -1, -1, /* 80-87 */
45 -1, -1, -1, -1, -1, -1, -1, -1, /* 88-8f */
46 -1, -1, -1, -1, -1, -1, -1, -1, /* 90-97 */
47 -1, -1, -1, -1, -1, -1, -1, -1, /* 98-9f */
48 -1, -1, -1, -1, -1, -1, -1, -1, /* a0-a7 */
49 -1, -1, -1, -1, -1, -1, -1, -1, /* a8-af */
50 -1, -1, -1, -1, -1, -1, -1, -1, /* b0-b7 */
51 -1, -1, -1, -1, -1, -1, -1, -1, /* b8-bf */
52 -1, -1, -1, -1, -1, -1, -1, -1, /* c0-c7 */
53 -1, -1, -1, -1, -1, -1, -1, -1, /* c8-cf */
54 -1, -1, -1, -1, -1, -1, -1, -1, /* d0-d7 */
55 -1, -1, -1, -1, -1, -1, -1, -1, /* d8-df */
56 -1, -1, -1, -1, -1, -1, -1, -1, /* e0-e7 */
57 -1, -1, -1, -1, -1, -1, -1, -1, /* e8-ef */
58 -1, -1, -1, -1, -1, -1, -1, -1, /* f0-f7 */
59 -1, -1, -1, -1, -1, -1, -1, -1, /* f8-ff */
62 int asc_to_hash(const char *asc_hash, int len, HASH_TYPE *hash)
65 const unsigned char *asc = (const unsigned char *) asc_hash;
67 while (*asc && i++ < len) {
68 unsigned int val = (hexval_table[asc[0]] << 4) | hexval_table[asc[1]];
79 * check for object boundary violations
81 * test whether the range pointed to by the index entry for a given cell is
82 * contained in mapped data file. This should always be the case. Otherwise
83 * we are in real trouble.
85 static int check_range(struct osl_table *t, uint32_t row_num, uint32_t col_num)
88 struct osl_object obj;
89 struct osl_column *col;
91 char *map_start, *obj_start;
93 ret = get_cell_index(t, row_num, col_num, &index_entry);
96 ret = get_mapped_object(t, col_num, row_num, &obj);
99 col = t->columns + col_num;
100 obj_start = obj.data;
101 map_start = col->data_map.data;
102 // PARA_INFO_LOG("obj: %p..%p\n", obj_start, obj_start + obj.size);
103 // PARA_INFO_LOG("map: %p..%p\n", map_start, map_start + col->data_map.size);
104 if (obj_start < map_start || obj_start + obj.size > map_start + col->data_map.size) {
105 PARA_CRIT_LOG("range violation in row %u, col %u\n", row_num,
107 return -E_RANGE_VIOLATION;
109 PARA_DEBUG_LOG("col %u: ok\n", col_num);
114 * check all cells of the given table for boundary violations
116 static int check_index_ranges(struct osl_table *t)
120 PARA_INFO_LOG("checking for range violations in index\n");
121 //PARA_DEBUG_LOG("%d rows. %d columns\n", t->num_rows, t->desc->num_columns);
122 t->num_invalid_rows = 0;
123 for (i = 0; i < t->num_rows; i++) {
124 if (row_is_invalid(t, i)) {
125 t->num_invalid_rows++;
128 for (j = 0; j < t->desc->num_columns; j++) { /* FXIME */
129 const struct osl_column_description *cd =
130 get_column_description(t->desc, j);
131 if (cd->storage_type != OSL_MAPPED_STORAGE)
133 ret = check_range(t, i, j);
135 if (ret != -E_INVALID_OBJECT &&
136 ret != -E_RANGE_VIOLATION)
138 if (ret == -E_INVALID_OBJECT) {
139 PARA_CRIT_LOG("row %d, col %d maps to an "
140 "invalid object\n", i, j);
142 ret = mark_row_invalid(t, i);
145 t->num_invalid_rows++;
151 if (t->num_invalid_rows)
152 PARA_NOTICE_LOG("ranges OK. %d invalid row(s) detected\n",
153 t->num_invalid_rows);
155 PARA_INFO_LOG("no invalid rows, no range violations, good\n");
161 static int move_index_entry(struct osl_table *t, uint32_t dest, uint32_t src)
163 char *dest_ie, *src_ie;
164 int ret = get_row_index(t, dest, &dest_ie);
168 ret = get_row_index(t, src, &src_ie);
171 PARA_INFO_LOG("moving entry #%u to position %u\n", src, dest);
172 memcpy(dest_ie, src_ie, t->row_index_size);
176 static int map_index(const struct osl_table_description *desc, struct osl_object *map)
178 char *filename = index_filename(desc);
181 ret = mmap_full_file(filename, O_RDWR, &map->data, &map->size, NULL);
182 PARA_DEBUG_LOG("mapping index %s: ret: %d, size: %zu\n", filename, ret, map->size);
187 static int prune_invalid_rows_from_index(struct osl_table *t)
189 uint32_t top = 0, bottom;
193 if (!t->num_invalid_rows) {
194 PARA_INFO_LOG("all rows are valid, good\n");
197 PARA_NOTICE_LOG("deleting %u invalid row(s) (%d bytes) from index\n",
198 t->num_invalid_rows, t->row_index_size * t->num_invalid_rows);
199 bottom = t->num_rows - 1;
200 while (top < bottom) {
201 if (!row_is_invalid(t, top)) {
205 while (bottom > top) {
206 if (row_is_invalid(t, bottom)) {
210 /* move bottom index entry to top */
211 move_index_entry(t, top, bottom);
217 PARA_DEBUG_LOG("unmapping index\n");
218 para_munmap(t->index_map.data, t->index_map.size);
219 filename = index_filename(t->desc);
220 ret = para_truncate(filename, t->row_index_size
221 * t->num_invalid_rows);
225 ret = map_index(t->desc, &t->index_map);
228 t->num_rows = table_num_rows(t);
232 static int check_for_invalid_objects(struct osl_table *t, uint32_t **lost_bytes)
235 const struct osl_column_description *cd;
236 uint32_t *loss = para_malloc(sizeof(uint32_t) * t->desc->num_columns);
238 PARA_INFO_LOG("looking for mapped objects not contained in index\n");
239 /* first count used bytes */
240 FOR_EACH_MAPPED_COLUMN(i, t, cd) {
241 loss[i] = t->columns[i].data_map.size;
242 for (j = 0; j < t->num_rows; j++) {
243 struct osl_object obj;
244 ret = get_mapped_object(t, i, j, &obj);
246 loss[i] -= obj.size + 1; /* add one for header byte */
249 if (ret != -E_INVALID_OBJECT)
251 PARA_CRIT_LOG("row %d, col %d points to an invalid "
252 "mapped object, bad\n", j, i);
256 FOR_EACH_MAPPED_COLUMN(i, t, cd) {
258 PARA_NOTICE_LOG("column %u contains %u lost bytes\n",
264 PARA_INFO_LOG("all mapped objects are valid, good\n");
272 /* prune_invalid_rows() must be run on the table before calling this */
273 static int prune_mapped_column(struct osl_table *t, uint32_t col_num, int fd)
276 uint32_t written = 0;
277 struct osl_column *col = t->columns + col_num;
279 PARA_INFO_LOG("pruning col %u\n", col_num);
280 for (i = 0; i < t->num_rows; i++) {
281 struct osl_object obj;
284 PARA_DEBUG_LOG("checking row %u/%u\n", i, t->num_rows);
285 ret = get_mapped_object(t, col_num, i, &obj);
288 ret = para_write_all(fd, (char *)(obj.data) - 1, obj.size + 1);
291 written += obj.size + 1;
292 ret = get_row_index(t, i, &index_entry);
295 update_cell_index(index_entry, col, written, obj.size);
300 static int prune_objects(struct osl_table *t, uint32_t *lost_bytes)
303 const struct osl_column_description *cd;
304 char **col_filenames = para_calloc(t->desc->num_columns * sizeof(char *));
305 char **new_col_filenames = para_calloc(t->desc->num_columns * sizeof(char *));
306 char *idx_filename = index_filename(t->desc);
307 char *old_idx_filename = make_message("%s.bak", idx_filename);
310 PARA_NOTICE_LOG("removing unreferenced objects from data files\n");
311 /* first make a copy of the index */
312 ret = para_open(old_idx_filename, O_WRONLY | O_CREAT | O_EXCL, 0644);
316 ret = para_write_all(fd, t->index_map.data, t->index_map.size);
320 FOR_EACH_MAPPED_COLUMN(i, t, cd) {
323 col_filenames[i] = column_filename(t, i);
324 new_col_filenames[i] = make_message("%s.fsck", col_filenames[i]);
325 ret = para_open(new_col_filenames[i], O_WRONLY | O_CREAT | O_EXCL, 0644);
327 goto out_unlink_data;
329 ret = prune_mapped_column(t, i, fd);
332 goto out_unlink_data;
334 ret = unmap_table(t, OSL_MARK_CLEAN);
336 goto out_unlink_data;
337 FOR_EACH_MAPPED_COLUMN(i, t, cd) {
340 ret = para_rename(new_col_filenames[i], col_filenames[i]);
341 if (ret < 0) { /* we're kinda screwed here */
342 PARA_CRIT_LOG("rename of col %i failed: %s\n", i,
347 unlink(old_idx_filename);
348 ret = map_table(t, 0);
351 FOR_EACH_MAPPED_COLUMN(i, t, cd)
352 unlink(new_col_filenames[i]);
354 free(old_idx_filename);
356 FOR_EACH_MAPPED_COLUMN(i, t, cd) {
357 free(col_filenames[i]);
358 free(new_col_filenames[i]);
361 free(new_col_filenames);
365 static struct osl_column_description hash_tree_table_cols[] = {
367 .storage_type = OSL_NO_STORAGE,
368 .storage_flags = OSL_RBTREE | OSL_FIXED_SIZE | OSL_UNIQUE,
370 .compare_function = uint32_compare,
371 .data_size = HASH_SIZE
375 static const struct osl_table_description hash_tree_table_desc = {
376 .dir = "/", /* irrelevant */
380 .column_descriptions = hash_tree_table_cols
384 * The hash_tree table contains all hashes of the disk storage name column.
385 * of each row. It is used for checking if a disk storage file has a reference
388 static struct osl_table *hash_tree_table;
389 static HASH_TYPE *hashes;
391 static int check_disk_storage_column(struct osl_table *t, int row_num,
392 int col_num, char *ds_name, unsigned *num_missing_objects)
396 char *path = disk_storage_path(t, col_num, ds_name);
397 unsigned dsnc = t->disk_storage_name_column;
398 struct osl_object obj;
400 PARA_DEBUG_LOG("checking if %s is a regular file\n", path);
401 ret = stat(path, &statbuf);
402 if (ret < 0 && errno == ENOENT) {
404 (*num_missing_objects)++;
405 PARA_ERROR_LOG("row %d: object %s is missing\n", row_num, path);
406 PARA_NOTICE_LOG("trying to delete row %d\n", row_num);
407 ret = osl_get_row(t, dsnc, &obj, &row);
409 PARA_CRIT_LOG("unable to get row %d\n", row_num);
410 mark_row_invalid(t, row_num);
411 PARA_CRIT_LOG("Please re-run fsck\n");
414 ret = osl_del_row(t, row);
422 ret = -E_NOT_A_REGULAR_FILE;
423 if (!(S_IFREG & statbuf.st_mode))
428 static int check_disk_storage_presence(struct osl_table *t)
431 struct osl_object obj, hash_obj = {.size = HASH_SIZE};
433 const struct osl_column_description *cd;
434 unsigned dsnc = t->disk_storage_name_column, missing_objects = 0;
438 hashes = para_malloc(t->num_rows * HASH_SIZE);
439 PARA_INFO_LOG("looking for missing disk storage objects\n");
440 for (i = 0; i < t->num_rows; i++) {
441 if (row_is_invalid(t, i))
443 ret = get_mapped_object(t, dsnc, i, &obj);
446 hash_object(&obj, hashes + i * HASH_SIZE);
447 hash_obj.data = hashes + i * HASH_SIZE;
448 osl_add_row(hash_tree_table, &hash_obj);
449 ds_name = disk_storage_name_of_hash(t, hashes + i * HASH_SIZE);
450 FOR_EACH_DISK_STORAGE_COLUMN(j, t, cd) {
451 ret = check_disk_storage_column(t, i, j, ds_name,
458 if (!missing_objects)
459 PARA_INFO_LOG("all referenced disk storage objects exist, good\n");
461 PARA_NOTICE_LOG("%d missing object(s)\n", missing_objects);
462 return missing_objects;
468 static int dummy_compare(const struct osl_object *obj1, const struct osl_object *obj2)
477 static unsigned files_pruned;
479 int prune_disk_storage_file(const char *path, void *private_data)
481 HASH_TYPE hash[HASH_SIZE];
482 unsigned flags = *(unsigned *)private_data;
483 struct osl_object obj = {.data = hash, .size = HASH_SIZE};
486 size_t len = strlen(path);
489 PARA_DEBUG_LOG("path: %s\n", path);
490 if (flags & OSL_LARGE_TABLE) {
491 if (len < HASH_SIZE * 2 + 2)
493 // PARA_NOTICE_LOG("p: %s\n", path + len - 2 * HASH_SIZE - 1);
494 ret = asc_to_hash(path + len - 2 * HASH_SIZE - 1, 1, hash);
497 ret = asc_to_hash(path + len - 2 * HASH_SIZE + 2, HASH_SIZE - 1,
501 // PARA_INFO_LOG("high: %x, low: %x, hash: %x\n", high, low, hash);
503 if (len < 2 * HASH_SIZE + 1)
505 ret = asc_to_hash(path + len - 2 * HASH_SIZE, 2 * HASH_SIZE, hash);
508 // PARA_INFO_LOG("hash: %x\n", hash);
512 char asc[2 * HASH_SIZE + 1];
513 hash_to_asc(hash, asc);
514 PARA_NOTICE_LOG("before: %s\nafter: %s\n", path, asc);
517 ret = osl_get_row(hash_tree_table, 0, &obj, &row);
520 PARA_NOTICE_LOG("unreferenced file in hash dir: %s\n", path);
523 PARA_ERROR_LOG("could not read hash value of %s\n", path);
525 PARA_NOTICE_LOG("removing %s\n", path);
531 static int prune_disk_storage_files(struct osl_table *t)
534 const struct osl_column_description *cd;
536 PARA_INFO_LOG("looking for unreferenced disk storage files\n");
537 FOR_EACH_DISK_STORAGE_COLUMN(i, t, cd) {
538 char *dirname = column_filename(t, i);
539 ret = for_each_file_in_dir(dirname, prune_disk_storage_file,
540 (unsigned *)&t->desc->flags);
544 PARA_NOTICE_LOG("%u disk storage files deleted\n",
547 PARA_INFO_LOG("all files are are referenced, good\n");
551 static int check_disk_storage_columns(struct osl_table *t)
554 const struct osl_column_description *cd;
556 if (!t->num_disk_storage_columns) {
557 PARA_INFO_LOG("no disk storage columns in table '%s', "
558 "skipping checks\n", t->desc->name);
561 FOR_EACH_COLUMN(i, t->desc, cd)
562 t->desc->column_descriptions[i].compare_function = dummy_compare;
563 ret = init_rbtrees(t);
566 PARA_INFO_LOG("creating rbtree for disk storage hash values\n");
567 ret = osl_open_table(&hash_tree_table_desc, &hash_tree_table);
570 ret = check_disk_storage_presence(t);
572 goto out_close_hash_tree;
573 ret = prune_disk_storage_files(t);
575 osl_close_table(hash_tree_table, 0);
579 clear_rbtrees(t); /* TODO why are we doing that here? Seems odd */
583 static void set_dummy_contents(struct osl_table_description *desc)
586 struct osl_column_description *cd;
588 for (i = 0; i < desc->num_columns; i++) {
589 cd = get_column_description(desc, i);
590 cd->compare_function = dummy_compare;
594 static int fsck_init(struct osl_table_description *desc, struct osl_table **t)
596 struct osl_object map;
597 int ret = map_index(desc, &map);
601 ret = read_table_desc(&map, desc);
603 para_munmap(map.data, map.size);
606 set_dummy_contents(desc);
607 ret = init_table_structure(desc, t);
609 para_munmap(map.data, map.size);
612 PARA_DEBUG_LOG("unmapping index\n");
613 para_munmap(map.data, map.size);
614 if (conf.force_given)
615 ret = map_table(*t, (MAP_TBL_FL_IGNORE_DIRTY));
617 ret = map_table(*t, 0);
619 (*t)->num_rows = table_num_rows(*t);
624 static void fsck_cleanup(struct osl_table *t)
630 if (t->desc->column_descriptions) {
631 struct osl_column_description *cd;
632 for (i = 0; i < t->desc->num_columns; i++) {
633 cd = get_column_description(t->desc, i);
634 free((char*)cd->name);
636 free(t->desc->column_descriptions);
643 #define ST_CASE(st) case st: return #st
645 const char *get_asc_storage_type(enum osl_storage_type st)
648 ST_CASE(OSL_MAPPED_STORAGE);
649 ST_CASE(OSL_DISK_STORAGE);
650 ST_CASE(OSL_NO_STORAGE);
655 #define APPEND_ASC_SF(sf, flag, str) do { if (sf & flag) { \
656 if (str) str = para_strcat(str, " | " # flag); \
657 else str = para_strdup(#flag); }} while (0)
660 char *get_asc_storage_flags(enum osl_storage_type sf)
664 APPEND_ASC_SF(sf, OSL_RBTREE, asc_sf);
665 APPEND_ASC_SF(sf, OSL_FIXED_SIZE, asc_sf);
666 APPEND_ASC_SF(sf, OSL_UNIQUE, asc_sf);
670 static int dump_table_desc(struct osl_table *t, int fd)
672 const struct osl_table_description *desc = t->desc;
674 struct osl_column_description *cd;
675 char *msg = make_message("static struct osl_column_description cols[] = {\n");
676 ret = para_write_all(fd, msg, strlen(msg));
680 FOR_EACH_COLUMN(i, desc, cd) {
682 msg = make_message("\t[%d] = {\n", i);
683 ret = para_write_all(fd, msg, strlen(msg));
687 asc_st = get_asc_storage_type(cd->storage_type);
688 msg = make_message("\t\t.storage_type = %s,\n", asc_st);
689 ret = para_write_all(fd, msg, strlen(msg));
693 if (cd->storage_flags) {
694 char *asc_sf = get_asc_storage_flags(cd->storage_flags);
695 msg = make_message("\t\t,storage_flags = %s,\n", asc_sf);
697 ret = para_write_all(fd, msg, strlen(msg));
702 if (cd->storage_flags & OSL_FIXED_SIZE) {
703 msg = make_message("\t\t.data_size = %u,\n", cd->data_size);
704 ret = para_write_all(fd, msg, strlen(msg));
709 msg = make_message("\t\t.name = \"%s\",\n", cd->name);
710 ret = para_write_all(fd, msg, strlen(msg));
714 if (cd->storage_flags & OSL_RBTREE) {
715 msg = make_message("\t\t.compare_function = compare_func,\n");
716 ret = para_write_all(fd, msg, strlen(msg));
721 msg = make_message("\t},\n");
722 ret = para_write_all(fd, msg, strlen(msg));
727 msg = make_message("};\n");
728 ret = para_write_all(fd, msg, strlen(msg));
735 static int dump_row(struct osl_table *t, unsigned row_num, const char *row_dir)
738 const struct osl_column_description *cd;
740 struct osl_object obj;
742 HASH_TYPE hash[HASH_SIZE];
745 FOR_EACH_MAPPED_COLUMN(i, t, cd) {
746 ret = get_mapped_object(t, i, row_num, &obj);
749 filename = make_message("%s/col_%03u", row_dir, i);
750 ret = para_write_file(filename, obj.data, obj.size);
755 if (!t->num_disk_storage_columns)
757 dsnc = t->disk_storage_name_column;
758 ret = get_mapped_object(t, dsnc, row_num, &obj);
761 hash_object(&obj, hash);
762 ds_name = disk_storage_name_of_hash(t, hash);
763 FOR_EACH_DISK_STORAGE_COLUMN(i, t, cd) {
764 filename = disk_storage_path(t, i, ds_name);
765 ret = mmap_full_file(filename, O_RDONLY, &obj.data, &obj.size, NULL);
769 filename = make_message("%s/col_%03u", row_dir, i);
770 ret = para_write_file(filename, obj.data, obj.size);
781 static int dump_rows(char *dump_dir, struct osl_table *t)
784 char *current_dir = NULL;
787 for (i = 0; i < t->num_rows; i++) {
789 if (row_is_invalid(t, i))
793 current_dir = make_message("%s/rows_%u-%u", dump_dir, i, i + 999);
794 PARA_NOTICE_LOG("dumping rows %u - %u\n", i, i + 999);
795 ret = para_mkdir(current_dir, 0777);
796 if (ret < 0 && !is_errno(-ret, EEXIST))
799 row_dir = make_message("%s/row_%03u", current_dir, i);
800 ret = para_mkdir(row_dir, 0777);
801 if (ret < 0 && !is_errno(-ret, EEXIST)) {
805 ret = dump_row(t, i, row_dir);
815 static int dump_table(char *dump_dir, struct osl_table_description *desc)
817 struct osl_table *t = NULL;
818 int fd, ret = fsck_init(desc, &t);
820 char *table_dump_dir = NULL;
824 ret = para_mkdir(dump_dir, 0777);
825 if (ret < 0 && !is_errno(-ret, EEXIST))
827 table_dump_dir = make_message("%s/%s", dump_dir, desc->name);
828 ret = para_mkdir(table_dump_dir, 0777);
829 if (ret < 0 && !is_errno(-ret, EEXIST))
831 desc_file = make_message("%s/table_description.c", table_dump_dir);
832 ret = para_open(desc_file, O_WRONLY | O_CREAT | O_EXCL, 0644);
837 ret = dump_table_desc(t, fd);
841 ret = dump_rows(table_dump_dir, t);
843 free(table_dump_dir);
848 static int fsck(struct osl_table_description *desc)
851 struct osl_table *t = NULL;
852 uint32_t *lost_bytes = NULL;
854 ret = fsck_init(desc, &t);
857 ret = check_index_ranges(t);
860 ret = check_disk_storage_columns(t);
863 ret = prune_invalid_rows_from_index(t);
866 ret = check_for_invalid_objects(t, &lost_bytes);
869 if (ret > 0) { /* at least one mapped data file needs pruning */
870 ret = prune_objects(t, lost_bytes);
876 unmap_table(t, OSL_MARK_CLEAN);
882 static int check_table(char *base_dir, char *table_name)
884 struct osl_table_description desc = {
885 .column_descriptions = NULL,
891 PARA_INFO_LOG("checking table %s\n", table_name);
892 if (!conf.no_fsck_given) {
898 if (!conf.dump_dir_given || !*conf.dump_dir_arg)
900 ret = dump_table(conf.dump_dir_arg, &desc);
903 PARA_ERROR_LOG("failed to check table %s\n", table_name);
905 PARA_NOTICE_LOG("successfully checked table %s\n", table_name);
909 static int check_all_tables(char *base_dir)
912 struct dirent *entry;
913 int cwd_fd, ret2, ret = para_opendir(base_dir, &dir, &cwd_fd);
917 while ((entry = readdir(dir))) {
920 if (!strcmp(entry->d_name, "."))
922 if (!strcmp(entry->d_name, ".."))
924 if (lstat(entry->d_name, &s) == -1)
929 ret = check_table(base_dir, entry->d_name);
934 ret2 = para_fchdir(cwd_fd);
935 if (ret2 < 0 && ret >= 0)
942 * The praslash database check program.
944 * \param argc Usual arg count.
945 * \param argv Usual arg vector.
947 * \return \p EXIT_SUCCESS or \p EXIT_FAILURE.
949 int main(int argc, char **argv)
952 char *base_dir = NULL;
954 ret = fsck_cmdline_parser(argc, argv, &conf);
956 ret = -E_FSCK_SYNTAX;
959 HANDLE_VERSION_FLAG("fsck", conf);
960 loglevel = get_loglevel_by_name(conf.loglevel_arg);
961 if (conf.base_dir_given)
962 base_dir = para_strdup(conf.base_dir_arg);
964 char *home = para_homedir();
965 base_dir = make_message("%s/.paraslash/afs_database", home);
968 if (!conf.inputs_num) {
969 ret = check_all_tables(base_dir);
972 for (i = 0; i < conf.inputs_num; i++) {
973 ret = check_table(base_dir, conf.inputs[i]);
979 PARA_ERROR_LOG("%s%s: %s\n",
980 base_dir? "base_dir: " : "",
981 base_dir? base_dir : "",
985 PARA_NOTICE_LOG("success\n");
988 return ret < 0? EXIT_FAILURE : EXIT_SUCCESS;