/*
* unix.c - The unix-specific code for e2fsck
- *
+ *
* Copyright (C) 1993, 1994, 1995, 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* %End-Header%
*/
+#define _XOPEN_SOURCE 600 /* for inclusion of sa_handler in Solaris */
+
#include <stdio.h>
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#include <dirent.h>
#endif
+#include "e2p/e2p.h"
#include "et/com_err.h"
+#include "e2p/e2p.h"
#include "e2fsck.h"
#include "problem.h"
#include "../version.h"
/* Command line options */
-static int swapfs;
-static int normalize_swapfs;
static int cflag; /* check disk */
static int show_version_only;
static int verbose;
static void usage(e2fsck_t ctx)
{
fprintf(stderr,
- _("Usage: %s [-panyrcdfvstDFSV] [-b superblock] [-B blocksize]\n"
+ _("Usage: %s [-panyrcdfvtDFV] [-b superblock] [-B blocksize]\n"
"\t\t[-I inode_buffer_blocks] [-P process_inode_size]\n"
"\t\t[-l|-L bad_blocks_file] [-C fd] [-j external_journal]\n"
"\t\t[-E extended-options] device\n"),
static void show_stats(e2fsck_t ctx)
{
ext2_filsys fs = ctx->fs;
- int inodes, inodes_used, blocks, blocks_used;
- int dir_links;
- int num_files, num_links;
- int frag_percent;
+ ext2_ino_t inodes, inodes_used;
+ blk64_t blocks, blocks_used;
+ unsigned int dir_links;
+ unsigned int num_files, num_links;
+ int frag_percent_file, frag_percent_dir, frag_percent_total;
+ int i, j;
dir_links = 2 * ctx->fs_directory_count - 1;
num_files = ctx->fs_total_count - dir_links;
inodes = fs->super->s_inodes_count;
inodes_used = (fs->super->s_inodes_count -
fs->super->s_free_inodes_count);
- blocks = fs->super->s_blocks_count;
- blocks_used = (fs->super->s_blocks_count -
- fs->super->s_free_blocks_count);
+ blocks = ext2fs_blocks_count(fs->super);
+ blocks_used = (ext2fs_blocks_count(fs->super) -
+ ext2fs_free_blocks_count(fs->super));
+
+ frag_percent_file = (10000 * ctx->fs_fragmented) / inodes_used;
+ frag_percent_file = (frag_percent_file + 5) / 10;
+
+ frag_percent_dir = (10000 * ctx->fs_fragmented_dir) / inodes_used;
+ frag_percent_dir = (frag_percent_dir + 5) / 10;
+
+ frag_percent_total = ((10000 * (ctx->fs_fragmented +
+ ctx->fs_fragmented_dir))
+ / inodes_used);
+ frag_percent_total = (frag_percent_total + 5) / 10;
- frag_percent = (10000 * ctx->fs_fragmented) / inodes_used;
- frag_percent = (frag_percent + 5) / 10;
-
if (!verbose) {
- printf(_("%s: %d/%d files (%0d.%d%% non-contiguous), %d/%d blocks\n"),
+ printf(_("%s: %u/%u files (%0d.%d%% non-contiguous), %llu/%llu blocks\n"),
ctx->device_name, inodes_used, inodes,
- frag_percent / 10, frag_percent % 10,
+ frag_percent_total / 10, frag_percent_total % 10,
blocks_used, blocks);
return;
}
- printf (P_("\n%8d inode used (%d%%)\n", "\n%8d inodes used (%d%%)\n",
- inodes_used), inodes_used, 100 * inodes_used / inodes);
- printf (P_("%8d non-contiguous inode (%0d.%d%%)\n",
- "%8d non-contiguous inodes (%0d.%d%%)\n",
+ printf (P_("\n%8u inode used (%2.2f%%)\n", "\n%8u inodes used (%2.2f%%)\n",
+ inodes_used), inodes_used, 100.0 * inodes_used / inodes);
+ printf (P_("%8u non-contiguous file (%0d.%d%%)\n",
+ "%8u non-contiguous files (%0d.%d%%)\n",
ctx->fs_fragmented),
- ctx->fs_fragmented, frag_percent / 10, frag_percent % 10);
- printf (_(" # of inodes with ind/dind/tind blocks: %d/%d/%d\n"),
+ ctx->fs_fragmented, frag_percent_file / 10,
+ frag_percent_file % 10);
+ printf (P_("%8u non-contiguous directory (%0d.%d%%)\n",
+ "%8u non-contiguous directories (%0d.%d%%)\n",
+ ctx->fs_fragmented_dir),
+ ctx->fs_fragmented_dir, frag_percent_dir / 10,
+ frag_percent_dir % 10);
+ printf (_(" # of inodes with ind/dind/tind blocks: %u/%u/%u\n"),
ctx->fs_ind_count, ctx->fs_dind_count, ctx->fs_tind_count);
- printf (P_("%8d block used (%d%%)\n", "%8d blocks used (%d%%)\n",
- blocks_used),
- blocks_used, (int) ((long long) 100 * blocks_used / blocks));
- printf (P_("%8d bad block\n", "%8d bad blocks\n",
+
+ for (j=MAX_EXTENT_DEPTH_COUNT-1; j >=0; j--)
+ if (ctx->extent_depth_count[j])
+ break;
+ if (++j) {
+ printf (_(" Extent depth histogram: "));
+ for (i=0; i < j; i++) {
+ if (i)
+ fputc('/', stdout);
+ printf("%u", ctx->extent_depth_count[i]);
+ }
+ fputc('\n', stdout);
+ }
+
+ printf (P_("%8llu block used (%2.2f%%)\n",
+ "%8llu blocks used (%2.2f%%)\n",
+ blocks_used), blocks_used, 100.0 * blocks_used / blocks);
+ printf (P_("%8u bad block\n", "%8u bad blocks\n",
ctx->fs_badblocks_count), ctx->fs_badblocks_count);
- printf (P_("%8d large file\n", "%8d large files\n",
+ printf (P_("%8u large file\n", "%8u large files\n",
ctx->large_files), ctx->large_files);
- printf (P_("\n%8d regular file\n", "\n%8d regular files\n",
+ printf (P_("\n%8u regular file\n", "\n%8u regular files\n",
ctx->fs_regular_count), ctx->fs_regular_count);
- printf (P_("%8d directory\n", "%8d directories\n",
+ printf (P_("%8u directory\n", "%8u directories\n",
ctx->fs_directory_count), ctx->fs_directory_count);
- printf (P_("%8d character device file\n",
- "%8d character device files\n", ctx->fs_chardev_count),
+ printf (P_("%8u character device file\n",
+ "%8u character device files\n", ctx->fs_chardev_count),
ctx->fs_chardev_count);
- printf (P_("%8d block device file\n", "%8d block device files\n",
+ printf (P_("%8u block device file\n", "%8u block device files\n",
ctx->fs_blockdev_count), ctx->fs_blockdev_count);
- printf (P_("%8d fifo\n", "%8d fifos\n", ctx->fs_fifo_count),
+ printf (P_("%8u fifo\n", "%8u fifos\n", ctx->fs_fifo_count),
ctx->fs_fifo_count);
- printf (P_("%8d link\n", "%8d links\n",
+ printf (P_("%8u link\n", "%8u links\n",
ctx->fs_links_count - dir_links),
ctx->fs_links_count - dir_links);
- printf (P_("%8d symbolic link", "%8d symbolic links",
+ printf (P_("%8u symbolic link", "%8u symbolic links",
ctx->fs_symlinks_count), ctx->fs_symlinks_count);
- printf (P_(" (%d fast symbolic link)\n", " (%d fast symbolic links)\n",
+ printf (P_(" (%u fast symbolic link)\n", " (%u fast symbolic links)\n",
ctx->fs_fast_symlinks_count), ctx->fs_fast_symlinks_count);
- printf (P_("%8d socket\n", "%8d sockets\n", ctx->fs_sockets_count),
+ printf (P_("%8u socket\n", "%8u sockets\n", ctx->fs_sockets_count),
ctx->fs_sockets_count);
printf ("--------\n");
- printf (P_("%8d file\n", "%8d files\n",
+ printf (P_("%8u file\n", "%8u files\n",
ctx->fs_total_count - dir_links),
ctx->fs_total_count - dir_links);
}
}
/*
- * If the filesystem isn't mounted, or it's the root filesystem
- * and it's mounted read-only, then everything's fine.
+ * If the filesystem isn't mounted, or it's the root
+ * filesystem and it's mounted read-only, and we're not doing
+ * a read/write check, then everything's fine.
*/
if ((!(ctx->mount_flags & EXT2_MF_MOUNTED)) ||
((ctx->mount_flags & EXT2_MF_ISROOT) &&
- (ctx->mount_flags & EXT2_MF_READONLY)))
+ (ctx->mount_flags & EXT2_MF_READONLY) &&
+ !(ctx->options & E2F_OPT_WRITECHECK)))
return;
- if (ctx->options & E2F_OPT_READONLY) {
+ if ((ctx->options & E2F_OPT_READONLY) &&
+ !(ctx->options & E2F_OPT_WRITECHECK)) {
printf(_("Warning! %s is mounted.\n"), ctx->filesystem_name);
return;
}
if (!ctx->interactive)
fatal_error(ctx, _("Cannot continue, aborting.\n\n"));
printf(_("\n\n\007\007\007\007WARNING!!! "
- "Running e2fsck on a mounted filesystem may cause\n"
- "SEVERE filesystem damage.\007\007\007\n\n"));
- cont = ask_yn(_("Do you really want to continue"), -1);
+ "The filesystem is mounted. If you continue you ***WILL***\n"
+ "cause ***SEVERE*** filesystem damage.\007\007\007\n\n"));
+ cont = ask_yn(_("Do you really want to continue"), 0);
if (!cont) {
printf (_("check aborted.\n"));
exit (0);
f = fopen("/proc/apm", "r");
if (f) {
- if (fscanf(f, "%s %s %s %x", tmp, tmp, tmp, &acflag) != 4)
+ if (fscanf(f, "%s %s %s %x", tmp, tmp, tmp, &acflag) != 4)
acflag = 1;
fclose(f);
return (acflag != 1);
while ((de=readdir(d)) != NULL) {
if (!strncmp(".", de->d_name, 1))
continue;
- snprintf(fname, 80, "/proc/acpi/ac_adapter/%s/state",
+ snprintf(fname, 80, "/proc/acpi/ac_adapter/%s/state",
de->d_name);
f = fopen(fname, "r");
if (!f)
unsigned int reason_arg = 0;
long next_check;
int batt = is_on_batt();
-
- if ((ctx->options & E2F_OPT_FORCE) || bad_blocks_file ||
- cflag || swapfs)
+ int defer_check_on_battery;
+ int broken_system_clock;
+ time_t lastcheck;
+
+ profile_get_boolean(ctx->profile, "options", "broken_system_clock",
+ 0, 0, &broken_system_clock);
+ if (ctx->flags & E2F_FLAG_TIME_INSANE)
+ broken_system_clock = 1;
+ profile_get_boolean(ctx->profile, "options",
+ "defer_check_on_battery", 0, 1,
+ &defer_check_on_battery);
+ if (!defer_check_on_battery)
+ batt = 0;
+
+ if ((ctx->options & E2F_OPT_FORCE) || bad_blocks_file || cflag)
return;
-
+
+ if (ctx->options & E2F_OPT_JOURNAL_ONLY)
+ goto skip;
+
+ lastcheck = fs->super->s_lastcheck;
+ if (lastcheck > ctx->now)
+ lastcheck -= ctx->time_fudge;
if ((fs->super->s_state & EXT2_ERROR_FS) ||
!ext2fs_test_valid(fs))
reason = _(" contains a file system with errors");
else if ((fs->super->s_state & EXT2_VALID_FS) == 0)
reason = _(" was not cleanly unmounted");
+ else if (check_backup_super_block(ctx))
+ reason = _(" primary superblock features different from backup");
else if ((fs->super->s_max_mnt_count > 0) &&
(fs->super->s_mnt_count >=
(unsigned) fs->super->s_max_mnt_count)) {
reason = _(" has been mounted %u times without being checked");
reason_arg = fs->super->s_mnt_count;
- if (batt && (fs->super->s_mnt_count <
+ if (batt && (fs->super->s_mnt_count <
(unsigned) fs->super->s_max_mnt_count*2))
reason = 0;
- } else if (fs->super->s_checkinterval &&
- ((ctx->now - fs->super->s_lastcheck) >=
- fs->super->s_checkinterval)) {
+ } else if (!broken_system_clock && fs->super->s_checkinterval &&
+ (ctx->now < lastcheck)) {
+ reason = _(" has filesystem last checked time in the future");
+ if (batt)
+ reason = 0;
+ } else if (!broken_system_clock && fs->super->s_checkinterval &&
+ ((ctx->now - lastcheck) >=
+ ((time_t) fs->super->s_checkinterval))) {
reason = _(" has gone %u days without being checked");
reason_arg = (ctx->now - fs->super->s_lastcheck)/(3600*24);
- if (batt && ((ctx->now - fs->super->s_lastcheck) <
+ if (batt && ((ctx->now - fs->super->s_lastcheck) <
fs->super->s_checkinterval*2))
reason = 0;
}
fputs(_(", check forced.\n"), stdout);
return;
}
- printf(_("%s: clean, %d/%d files, %d/%d blocks"), ctx->device_name,
+ printf(_("%s: clean, %u/%u files, %llu/%llu blocks"), ctx->device_name,
fs->super->s_inodes_count - fs->super->s_free_inodes_count,
fs->super->s_inodes_count,
- fs->super->s_blocks_count - fs->super->s_free_blocks_count,
- fs->super->s_blocks_count);
+ ext2fs_blocks_count(fs->super) -
+ ext2fs_free_blocks_count(fs->super),
+ ext2fs_blocks_count(fs->super));
next_check = 100000;
if (fs->super->s_max_mnt_count > 0) {
next_check = fs->super->s_max_mnt_count - fs->super->s_mnt_count;
- if (next_check <= 0)
+ if (next_check <= 0)
next_check = 1;
}
- if (fs->super->s_checkinterval &&
+ if (!broken_system_clock && fs->super->s_checkinterval &&
((ctx->now - fs->super->s_lastcheck) >= fs->super->s_checkinterval))
next_check = 1;
if (next_check <= 5) {
- if (next_check == 1)
- fputs(_(" (check after next mount)"), stdout);
- else
+ if (next_check == 1) {
+ if (batt)
+ fputs(_(" (check deferred; on battery)"),
+ stdout);
+ else
+ fputs(_(" (check after next mount)"), stdout);
+ } else
printf(_(" (check in %ld mounts)"), next_check);
}
fputc('\n', stdout);
+skip:
ext2fs_close(fs);
ctx->fs = NULL;
e2fsck_free_context(ctx);
int max)
{
float percent;
-
+
if (pass <= 0)
return 0.0;
if (pass > tbl->max_pass || max == 0)
{
if (!(ctx->flags & E2F_FLAG_PROG_BAR))
return;
-
+
printf("%s%s\r%s", ctx->start_meta, spaces + (sizeof(spaces) - 80),
ctx->stop_meta);
fflush(stdout);
/*
* Calculate the new progress position. If the
* percentage hasn't changed, then we skip out right
- * away.
+ * away.
*/
fixed_percent = (int) ((10 * percent) + 0.5);
if (ctx->progress_last_percent == fixed_percent)
else
fputs(" \r", stdout);
fputs(ctx->stop_meta, stdout);
-
+
if (fixed_percent == 1000)
e2fsck_clear_progbar(ctx);
fflush(stdout);
static int e2fsck_update_progress(e2fsck_t ctx, int pass,
unsigned long cur, unsigned long max)
{
- char buf[80];
+ char buf[1024];
float percent;
if (pass == 0)
return 0;
-
+
if (ctx->progress_fd) {
- sprintf(buf, "%d %lu %lu\n", pass, cur, max);
- write(ctx->progress_fd, buf, strlen(buf));
+ snprintf(buf, sizeof(buf), "%d %lu %lu %s\n",
+ pass, cur, max, ctx->device_name);
+ write_all(ctx->progress_fd, buf, strlen(buf));
} else {
percent = calc_percent(&e2fsck_tbl, pass, cur, max);
e2fsck_simple_progress(ctx, ctx->device_name,
return;
ctx->progress = e2fsck_update_progress;
- ctx->progress_fd = 0;
}
static void signal_progress_off(int sig EXT2FS_ATTR((unused)))
if (p) {
*p = 0;
next = p+1;
- }
+ }
arg = strchr(token, '=');
if (arg) {
*arg = 0;
continue;
}
ctx->ext_attr_ver = ea_ver;
+ } else if (strcmp(token, "fragcheck") == 0) {
+ ctx->options |= E2F_OPT_FRAGCHECK;
+ continue;
+ } else if (strcmp(token, "journal_only") == 0) {
+ if (arg) {
+ extended_usage++;
+ continue;
+ }
+ ctx->options |= E2F_OPT_JOURNAL_ONLY;
+ } else if (strcmp(token, "discard") == 0) {
+ ctx->options |= E2F_OPT_DISCARD;
+ continue;
+ } else if (strcmp(token, "nodiscard") == 0) {
+ ctx->options &= ~E2F_OPT_DISCARD;
+ continue;
} else {
fprintf(stderr, _("Unknown extended option: %s\n"),
token);
extended_usage++;
}
}
+ free(buf);
+
if (extended_usage) {
fputs(("\nExtended options are separated by commas, "
"and may take an argument which\n"
"is set off by an equals ('=') sign. "
- "Valid extended options are:\n"
- "\tea_ver=<ea_version (1 or 2)>\n\n"), stderr);
+ "Valid extended options are:\n"), stderr);
+ fputs(("\tea_ver=<ea_version (1 or 2)>\n"), stderr);
+ fputs(("\tfragcheck\n"), stderr);
+ fputs(("\tjournal_only\n"), stderr);
+ fputs(("\tdiscard\n"), stderr);
+ fputs(("\tnodiscard\n"), stderr);
+ fputc('\n', stderr);
exit(1);
}
-}
+}
+static void syntax_err_report(const char *filename, long err, int line_num)
+{
+ fprintf(stderr,
+ _("Syntax error in e2fsck config file (%s, line #%d)\n\t%s\n"),
+ filename, line_num, error_message(err));
+ exit(FSCK_ERROR);
+}
+
+static const char *config_fn[] = { ROOT_SYSCONFDIR "/e2fsck.conf", 0 };
static errcode_t PRS(int argc, char *argv[], e2fsck_t *ret_ctx)
{
struct sigaction sa;
#endif
char *extended_opts = 0;
+ char *cp;
+ int res; /* result of sscanf */
+#ifdef CONFIG_JBD_DEBUG
+ char *jbd_debug;
+#endif
retval = e2fsck_allocate_context(&ctx);
if (retval)
}
memset(bar, '=', sizeof(bar)-1);
memset(spaces, ' ', sizeof(spaces)-1);
- initialize_ext2_error_table();
+ add_error_table(&et_ext2_error_table);
+ add_error_table(&et_prof_error_table);
blkid_get_cache(&ctx->blkid, NULL);
-
+
if (argc && *argv)
ctx->program_name = *argv;
else
ctx->program_name = "e2fsck";
+
while ((c = getopt (argc, argv, "panyrcC:B:dE:fvtFVM:b:I:j:P:l:L:N:SsDk")) != EOF)
switch (c) {
case 'C':
ctx->progress = e2fsck_update_progress;
- ctx->progress_fd = atoi(optarg);
+ res = sscanf(optarg, "%d", &ctx->progress_fd);
+ if (res != 1)
+ goto sscanf_err;
+
+ if (ctx->progress_fd < 0) {
+ ctx->progress = 0;
+ ctx->progress_fd = ctx->progress_fd * -1;
+ }
if (!ctx->progress_fd)
break;
/* Validate the file descriptor to avoid disasters */
case 'a':
if (ctx->options & (E2F_OPT_YES|E2F_OPT_NO)) {
conflict_opt:
- fatal_error(ctx,
- _("Only one the options -p/-a, -n or -y may be specified."));
+ fatal_error(ctx,
+ _("Only one of the options -p/-a, -n or -y may be specified."));
}
ctx->options |= E2F_OPT_PREEN;
break;
/* What we do by default, anyway! */
break;
case 'b':
- ctx->use_superblock = atoi(optarg);
+ res = sscanf(optarg, "%llu", &ctx->use_superblock);
+ if (res != 1)
+ goto sscanf_err;
ctx->flags |= E2F_FLAG_SB_SPECIFIED;
break;
case 'B':
ctx->blocksize = atoi(optarg);
break;
case 'I':
- ctx->inode_buffer_blocks = atoi(optarg);
+ res = sscanf(optarg, "%d", &ctx->inode_buffer_blocks);
+ if (res != 1)
+ goto sscanf_err;
break;
case 'j':
- ctx->journal_name = string_copy(ctx, optarg, 0);
+ ctx->journal_name = blkid_get_devname(ctx->blkid,
+ optarg, NULL);
+ if (!ctx->journal_name) {
+ com_err(ctx->program_name, 0,
+ _("Unable to resolve '%s'"),
+ optarg);
+ fatal_error(ctx, 0);
+ }
break;
case 'P':
- ctx->process_inode_size = atoi(optarg);
+ res = sscanf(optarg, "%d", &ctx->process_inode_size);
+ if (res != 1)
+ goto sscanf_err;
break;
case 'L':
replace_bad_blocks++;
break;
#endif
case 'N':
- ctx->device_name = optarg;
+ ctx->device_name = string_copy(ctx, optarg, 0);
break;
-#ifdef ENABLE_SWAPFS
- case 's':
- normalize_swapfs = 1;
- case 'S':
- swapfs = 1;
- break;
-#else
- case 's':
- case 'S':
- fprintf(stderr, _("Byte-swapping filesystems "
- "not compiled in this version "
- "of e2fsck\n"));
- exit(1);
-#endif
case 'k':
keep_bad_blocks++;
break;
return 0;
if (optind != argc - 1)
usage(ctx);
- if ((ctx->options & E2F_OPT_NO) && !bad_blocks_file &&
- !cflag && !swapfs && !(ctx->options & E2F_OPT_COMPRESS_DIRS))
+ if ((ctx->options & E2F_OPT_NO) &&
+ (ctx->options & E2F_OPT_COMPRESS_DIRS)) {
+ com_err(ctx->program_name, 0,
+ _("The -n and -D options are incompatible."));
+ fatal_error(ctx, 0);
+ }
+ if ((ctx->options & E2F_OPT_NO) && cflag) {
+ com_err(ctx->program_name, 0,
+ _("The -n and -c options are incompatible."));
+ fatal_error(ctx, 0);
+ }
+ if ((ctx->options & E2F_OPT_NO) && bad_blocks_file) {
+ com_err(ctx->program_name, 0,
+ _("The -n and -l/-L options are incompatible."));
+ fatal_error(ctx, 0);
+ }
+ if (ctx->options & E2F_OPT_NO)
ctx->options |= E2F_OPT_READONLY;
+
ctx->io_options = strchr(argv[optind], '?');
- if (ctx->io_options)
+ if (ctx->io_options)
*ctx->io_options++ = 0;
ctx->filesystem_name = blkid_get_devname(ctx->blkid, argv[optind], 0);
if (!ctx->filesystem_name) {
- com_err(ctx->program_name, 0, _("Unable to resolve '%s'"),
+ com_err(ctx->program_name, 0, _("Unable to resolve '%s'"),
argv[optind]);
fatal_error(ctx, 0);
}
if (extended_opts)
parse_extended_opts(ctx, extended_opts);
-
+
+ if ((cp = getenv("E2FSCK_CONFIG")) != NULL)
+ config_fn[0] = cp;
+ profile_set_syntax_err_cb(syntax_err_report);
+ profile_init(config_fn, &ctx->profile);
+
if (flush) {
fd = open(ctx->filesystem_name, O_RDONLY, 0);
if (fd < 0) {
}
close(fd);
}
-#ifdef ENABLE_SWAPFS
- if (swapfs) {
- if (cflag || bad_blocks_file) {
- fprintf(stderr, _("Incompatible options not "
- "allowed when byte-swapping.\n"));
- exit(FSCK_USAGE);
- }
- }
-#endif
if (cflag && bad_blocks_file) {
fprintf(stderr, _("The -c and the -l/-L options may "
"not be both used at the same time.\n"));
/* Update our PATH to include /sbin if we need to run badblocks */
if (cflag) {
char *oldpath = getenv("PATH");
+ char *newpath;
+ int len = sizeof(PATH_SET) + 1;
+
+ if (oldpath)
+ len += strlen(oldpath);
+
+ newpath = malloc(len);
+ if (!newpath)
+ fatal_error(ctx, "Couldn't malloc() newpath");
+ strcpy(newpath, PATH_SET);
+
if (oldpath) {
- char *newpath;
-
- newpath = (char *) malloc(sizeof (PATH_SET) + 1 +
- strlen (oldpath));
- if (!newpath)
- fatal_error(ctx, "Couldn't malloc() newpath");
- strcpy (newpath, PATH_SET);
- strcat (newpath, ":");
- strcat (newpath, oldpath);
- putenv (newpath);
- } else
- putenv (PATH_SET);
+ strcat(newpath, ":");
+ strcat(newpath, oldpath);
+ }
+ putenv(newpath);
}
#ifdef CONFIG_JBD_DEBUG
- if (getenv("E2FSCK_JBD_DEBUG"))
- journal_enable_debug = atoi(getenv("E2FSCK_JBD_DEBUG"));
+ jbd_debug = getenv("E2FSCK_JBD_DEBUG");
+ if (jbd_debug) {
+ res = sscanf(jbd_debug, "%d", &journal_enable_debug);
+ if (res != 1) {
+ fprintf(stderr,
+ _("E2FSCK_JBD_DEBUG \"%s\" not an integer\n\n"),
+ jbd_debug);
+ exit (1);
+ }
+ }
#endif
return 0;
+
+sscanf_err:
+ fprintf(stderr, _("\nInvalid non-numeric argument to -%c (\"%s\")\n\n"),
+ c, optarg);
+ exit (1);
+}
+
+static errcode_t try_open_fs(e2fsck_t ctx, int flags, io_manager io_ptr,
+ ext2_filsys *ret_fs)
+{
+ errcode_t retval;
+
+ *ret_fs = NULL;
+ if (ctx->superblock && ctx->blocksize) {
+ retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options,
+ flags, ctx->superblock, ctx->blocksize,
+ io_ptr, ret_fs);
+ } else if (ctx->superblock) {
+ int blocksize;
+ for (blocksize = EXT2_MIN_BLOCK_SIZE;
+ blocksize <= EXT2_MAX_BLOCK_SIZE; blocksize *= 2) {
+ if (*ret_fs) {
+ ext2fs_free(*ret_fs);
+ *ret_fs = NULL;
+ }
+ retval = ext2fs_open2(ctx->filesystem_name,
+ ctx->io_options, flags,
+ ctx->superblock, blocksize,
+ io_ptr, ret_fs);
+ if (!retval)
+ break;
+ }
+ } else
+ retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options,
+ flags, 0, 0, io_ptr, ret_fs);
+ return retval;
}
static const char *my_ver_string = E2FSPROGS_VERSION;
static const char *my_ver_date = E2FSPROGS_DATE;
-
+
int main (int argc, char *argv[])
{
- errcode_t retval = 0;
+ errcode_t retval = 0, retval2 = 0, orig_retval = 0;
int exit_value = FSCK_OK;
ext2_filsys fs = 0;
io_manager io_ptr;
const char *lib_ver_date;
int my_ver, lib_ver;
e2fsck_t ctx;
+ blk_t orig_superblock;
struct problem_context pctx;
int flags, run_result;
-
+ int journal_size;
+ int sysval, sys_page_size = 4096;
+ int old_bitmaps;
+ __u32 features[3];
+ char *cp;
+
clear_problem_context(&pctx);
#ifdef MTRACE
mtrace();
"out of date!\n"));
show_version_only++;
}
-
+
retval = PRS(argc, argv, &ctx);
if (retval) {
com_err("e2fsck", retval,
exit(FSCK_ERROR);
}
reserve_stdio_fds();
-
-#ifdef RESOURCE_TRACK
- init_resource_track(&ctx->global_rtrack);
-#endif
+ init_resource_track(&ctx->global_rtrack, NULL);
if (!(ctx->options & E2F_OPT_PREEN) || show_version_only)
fprintf(stderr, "e2fsck %s (%s)\n", my_ver_string,
my_ver_date);
error_message(EXT2_ET_BASE), lib_ver_date);
exit(FSCK_OK);
}
-
+
check_mount(ctx);
-
+
if (!(ctx->options & E2F_OPT_PREEN) &&
!(ctx->options & E2F_OPT_NO) &&
!(ctx->options & E2F_OPT_YES)) {
ctx->superblock = ctx->use_superblock;
restart:
#ifdef CONFIG_TESTIO_DEBUG
- io_ptr = test_io_manager;
- test_io_backing_manager = unix_io_manager;
-#else
- io_ptr = unix_io_manager;
+ if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) {
+ io_ptr = test_io_manager;
+ test_io_backing_manager = unix_io_manager;
+ } else
#endif
- flags = 0;
+ io_ptr = unix_io_manager;
+ flags = EXT2_FLAG_NOFREE_ON_ERROR;
+ profile_get_boolean(ctx->profile, "options", "old_bitmaps", 0, 0,
+ &old_bitmaps);
+ if (!old_bitmaps)
+ flags |= EXT2_FLAG_64BITS;
if ((ctx->options & E2F_OPT_READONLY) == 0)
flags |= EXT2_FLAG_RW;
+ if ((ctx->mount_flags & EXT2_MF_MOUNTED) == 0)
+ flags |= EXT2_FLAG_EXCLUSIVE;
+
+ retval = try_open_fs(ctx, flags, io_ptr, &fs);
- if (ctx->superblock && ctx->blocksize) {
- retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options,
- flags, ctx->superblock, ctx->blocksize,
- io_ptr, &fs);
- } else if (ctx->superblock) {
- int blocksize;
- for (blocksize = EXT2_MIN_BLOCK_SIZE;
- blocksize <= EXT2_MAX_BLOCK_SIZE; blocksize *= 2) {
- retval = ext2fs_open2(ctx->filesystem_name,
- ctx->io_options, flags,
- ctx->superblock, blocksize,
- io_ptr, &fs);
- if (!retval)
- break;
- }
- } else
- retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options,
- flags, 0, 0, io_ptr, &fs);
if (!ctx->superblock && !(ctx->options & E2F_OPT_PREEN) &&
!(ctx->flags & E2F_FLAG_SB_SPECIFIED) &&
((retval == EXT2_ET_BAD_MAGIC) ||
- ((retval == 0) && ext2fs_check_desc(fs)))) {
+ (retval == EXT2_ET_CORRUPT_SUPERBLOCK) ||
+ ((retval == 0) && (retval2 = ext2fs_check_desc(fs))))) {
+ if (retval2 == ENOMEM) {
+ retval = retval2;
+ goto failure;
+ }
+ if (fs->flags & EXT2_FLAG_NOFREE_ON_ERROR) {
+ ext2fs_free(fs);
+ fs = NULL;
+ }
if (!fs || (fs->group_desc_count > 1)) {
- printf(_("%s trying backup blocks...\n"),
- retval ? _("Couldn't find ext2 superblock,") :
+ printf(_("%s: %s trying backup blocks...\n"),
+ ctx->program_name,
+ retval ? _("Superblock invalid,") :
_("Group descriptors look bad..."));
+ orig_superblock = ctx->superblock;
get_backup_sb(ctx, fs, ctx->filesystem_name, io_ptr);
if (fs)
ext2fs_close(fs);
- goto restart;
+ orig_retval = retval;
+ retval = try_open_fs(ctx, flags, io_ptr, &fs);
+ if ((orig_retval == 0) && retval != 0) {
+ if (fs)
+ ext2fs_close(fs);
+ com_err(ctx->program_name, retval,
+ "when using the backup blocks");
+ printf(_("%s: going back to original "
+ "superblock\n"), ctx->program_name);
+ ctx->superblock = orig_superblock;
+ retval = try_open_fs(ctx, flags, io_ptr, &fs);
+ }
}
}
+ if (((retval == EXT2_ET_UNSUPP_FEATURE) ||
+ (retval == EXT2_ET_RO_UNSUPP_FEATURE)) &&
+ fs && fs->super) {
+ sb = fs->super;
+ features[0] = (sb->s_feature_compat &
+ ~EXT2_LIB_FEATURE_COMPAT_SUPP);
+ features[1] = (sb->s_feature_incompat &
+ ~EXT2_LIB_FEATURE_INCOMPAT_SUPP);
+ features[2] = (sb->s_feature_ro_compat &
+ ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP);
+ if (features[0] || features[1] || features[2])
+ goto print_unsupp_features;
+ }
+failure:
if (retval) {
+ if (orig_retval)
+ retval = orig_retval;
com_err(ctx->program_name, retval, _("while trying to open %s"),
ctx->filesystem_name);
if (retval == EXT2_ET_REV_TOO_HIGH) {
"r/o" : "r/w");
else if (retval == ENXIO)
printf(_("Possibly non-existent or swap device?\n"));
+ else if (retval == EBUSY)
+ printf(_("Filesystem mounted or opened exclusively "
+ "by another program?\n"));
+ else if (retval == ENOENT)
+ printf(_("Possibly non-existent device?\n"));
#ifdef EROFS
else if (retval == EROFS)
printf(_("Disk write-protected; use the -n option "
fix_problem(ctx, PR_0_SB_CORRUPT, &pctx);
fatal_error(ctx, 0);
}
+ /*
+ * We only update the master superblock because (a) paranoia;
+ * we don't want to corrupt the backup superblocks, and (b) we
+ * don't need to update the mount count and last checked
+ * fields in the backup superblock (the kernel doesn't update
+ * the backup superblocks anyway). With newer versions of the
+ * library this flag is set by ext2fs_open2(), but we set this
+ * here just to be sure. (No, we don't support e2fsck running
+ * with some other libext2fs than the one that it was shipped
+ * with, but just in case....)
+ */
+ fs->flags |= EXT2_FLAG_MASTER_SB_ONLY;
+
+ if (!(ctx->flags & E2F_FLAG_GOT_DEVSIZE)) {
+ __u32 blocksize = EXT2_BLOCK_SIZE(fs->super);
+ int need_restart = 0;
+
+ pctx.errcode = ext2fs_get_device_size2(ctx->filesystem_name,
+ blocksize,
+ &ctx->num_blocks);
+ /*
+ * The floppy driver refuses to allow anyone else to
+ * open the device if has been opened with O_EXCL;
+ * this is unlike other block device drivers in Linux.
+ * To handle this, we close the filesystem and then
+ * reopen the filesystem after we get the device size.
+ */
+ if (pctx.errcode == EBUSY) {
+ ext2fs_close(fs);
+ need_restart++;
+ pctx.errcode =
+ ext2fs_get_device_size2(ctx->filesystem_name,
+ blocksize,
+ &ctx->num_blocks);
+ }
+ if (pctx.errcode == EXT2_ET_UNIMPLEMENTED)
+ ctx->num_blocks = 0;
+ else if (pctx.errcode) {
+ fix_problem(ctx, PR_0_GETSIZE_ERROR, &pctx);
+ ctx->flags |= E2F_FLAG_ABORT;
+ fatal_error(ctx, 0);
+ }
+ ctx->flags |= E2F_FLAG_GOT_DEVSIZE;
+ if (need_restart)
+ goto restart;
+ }
+
ctx->fs = fs;
fs->priv_data = ctx;
+ fs->now = ctx->now;
sb = fs->super;
if (sb->s_rev_level > E2FSCK_CURRENT_REV) {
com_err(ctx->program_name, EXT2_ET_REV_TOO_HIGH,
sizeof(sb->s_volume_name));
}
if (ctx->device_name == 0)
- ctx->device_name = ctx->filesystem_name;
+ ctx->device_name = string_copy(ctx, ctx->filesystem_name, 0);
+ for (cp = ctx->device_name; *cp; cp++)
+ if (isspace(*cp) || *cp == ':')
+ *cp = '_';
+
+ ehandler_init(fs->io);
+
+ if ((ctx->mount_flags & EXT2_MF_MOUNTED) &&
+ !(sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_RECOVER))
+ goto skip_journal;
/*
* Make sure the ext3 superblock fields are consistent.
}
}
+skip_journal:
/*
* Check for compatibility with the feature sets. We need to
* be more stringent than ext2fs_open().
*/
- if ((sb->s_feature_compat & ~EXT2_LIB_FEATURE_COMPAT_SUPP) ||
- (sb->s_feature_incompat & ~EXT2_LIB_FEATURE_INCOMPAT_SUPP)) {
- com_err(ctx->program_name, EXT2_ET_UNSUPP_FEATURE,
- "(%s)", ctx->device_name);
- goto get_newer;
- }
- if (sb->s_feature_ro_compat & ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP) {
- com_err(ctx->program_name, EXT2_ET_RO_UNSUPP_FEATURE,
- "(%s)", ctx->device_name);
+ features[0] = sb->s_feature_compat & ~EXT2_LIB_FEATURE_COMPAT_SUPP;
+ features[1] = sb->s_feature_incompat & ~EXT2_LIB_FEATURE_INCOMPAT_SUPP;
+ features[2] = (sb->s_feature_ro_compat &
+ ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP);
+print_unsupp_features:
+ if (features[0] || features[1] || features[2]) {
+ int i, j;
+ __u32 *mask = features, m;
+
+ fprintf(stderr, _("%s has unsupported feature(s):"),
+ ctx->filesystem_name);
+
+ for (i=0; i <3; i++,mask++) {
+ for (j=0,m=1; j < 32; j++, m<<=1) {
+ if (*mask & m)
+ fprintf(stderr, " %s",
+ e2p_feature2string(i, m));
+ }
+ }
+ putc('\n', stderr);
goto get_newer;
}
#ifdef ENABLE_COMPRESSION
ext2fs_mark_super_dirty(fs);
/*
- * We only update the master superblock because (a) paranoia;
- * we don't want to corrupt the backup superblocks, and (b) we
- * don't need to update the mount count and last checked
- * fields in the backup superblock (the kernel doesn't
- * update the backup superblocks anyway).
+ * Calculate the number of filesystem blocks per pagesize. If
+ * fs->blocksize > page_size, set the number of blocks per
+ * pagesize to 1 to avoid division by zero errors.
*/
- fs->flags |= EXT2_FLAG_MASTER_SB_ONLY;
-
- ehandler_init(fs->io);
+#ifdef _SC_PAGESIZE
+ sysval = sysconf(_SC_PAGESIZE);
+ if (sysval > 0)
+ sys_page_size = sysval;
+#endif /* _SC_PAGESIZE */
+ ctx->blocks_per_page = sys_page_size / fs->blocksize;
+ if (ctx->blocks_per_page == 0)
+ ctx->blocks_per_page = 1;
if (ctx->superblock)
set_latch_flags(PR_LATCH_RELOC, PRL_LATCHED, 0);
if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
fatal_error(ctx, 0);
check_if_skip(ctx);
+ check_resize_inode(ctx);
if (bad_blocks_file)
read_bad_blocks_file(ctx, bad_blocks_file, replace_bad_blocks);
else if (cflag)
read_bad_blocks_file(ctx, 0, !keep_bad_blocks); /* Test disk */
if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
fatal_error(ctx, 0);
-#ifdef ENABLE_SWAPFS
- if (normalize_swapfs) {
- if ((fs->flags & EXT2_FLAG_SWAP_BYTES) ==
- ext2fs_native_flag()) {
- fprintf(stderr, _("%s: Filesystem byte order "
- "already normalized.\n"), ctx->device_name);
- fatal_error(ctx, 0);
- }
- }
- if (swapfs) {
- swap_filesys(ctx);
- if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
- fatal_error(ctx, 0);
- }
-#endif
/*
* Mark the system as valid, 'til proven otherwise
" but we'll try to go on...\n"));
}
+ /*
+ * Save the journal size in megabytes.
+ * Try and use the journal size from the backup else let e2fsck
+ * find the default journal size.
+ */
+ if (sb->s_jnl_backup_type == EXT3_JNL_BACKUP_BLOCKS)
+ journal_size = (sb->s_jnl_blocks[15] << (32 - 20)) |
+ (sb->s_jnl_blocks[16] >> 20);
+ else
+ journal_size = -1;
+
run_result = e2fsck_run(ctx);
e2fsck_clear_progbar(ctx);
+
+ if (ctx->flags & E2F_FLAG_JOURNAL_INODE) {
+ if (fix_problem(ctx, PR_6_RECREATE_JOURNAL, &pctx)) {
+ if (journal_size < 1024)
+ journal_size = ext2fs_default_journal_size(ext2fs_blocks_count(fs->super));
+ if (journal_size < 0) {
+ fs->super->s_feature_compat &=
+ ~EXT3_FEATURE_COMPAT_HAS_JOURNAL;
+ fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY;
+ com_err(ctx->program_name, 0,
+ _("Couldn't determine journal size"));
+ goto no_journal;
+ }
+ printf(_("Creating journal (%d blocks): "),
+ journal_size);
+ fflush(stdout);
+ retval = ext2fs_add_journal_inode(fs,
+ journal_size, 0);
+ if (retval) {
+ com_err("Error ", retval,
+ _("\n\twhile trying to create journal"));
+ goto no_journal;
+ }
+ printf(_(" Done.\n"));
+ printf(_("\n*** journal has been re-created - "
+ "filesystem is now ext3 again ***\n"));
+ }
+ }
+no_journal:
+
if (run_result == E2F_FLAG_RESTART) {
printf(_("Restarting e2fsck from the beginning...\n"));
retval = e2fsck_reset_context(ctx);
}
if (run_result & E2F_FLAG_ABORT)
fatal_error(ctx, _("aborted"));
+ if (check_backup_super_block(ctx)) {
+ fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY;
+ ext2fs_mark_super_dirty(fs);
+ }
#ifdef MTRACE
mtrace_print("Cleanup");
exit_value |= FSCK_REBOOT;
}
}
- if (!ext2fs_test_valid(fs)) {
+ if (!ext2fs_test_valid(fs) ||
+ ((exit_value & FSCK_CANCELED) &&
+ (sb->s_state & EXT2_ERROR_FS))) {
printf(_("\n%s: ********** WARNING: Filesystem still has "
"errors **********\n\n"), ctx->device_name);
exit_value |= FSCK_UNCORRECTED;
exit_value &= ~FSCK_NONDESTRUCT;
}
- if (exit_value & FSCK_CANCELED)
+ if (exit_value & FSCK_CANCELED) {
+ int allow_cancellation;
+
+ profile_get_boolean(ctx->profile, "options",
+ "allow_cancellation", 0, 0,
+ &allow_cancellation);
exit_value &= ~FSCK_NONDESTRUCT;
- else {
+ if (allow_cancellation && ext2fs_test_valid(fs) &&
+ (sb->s_state & EXT2_VALID_FS) &&
+ !(sb->s_state & EXT2_ERROR_FS))
+ exit_value = 0;
+ } else {
show_stats(ctx);
if (!(ctx->options & E2F_OPT_READONLY)) {
if (ext2fs_test_valid(fs)) {
} else
sb->s_state &= ~EXT2_VALID_FS;
sb->s_mnt_count = 0;
- sb->s_lastcheck = ctx->now;
+ if (!(ctx->flags & E2F_FLAG_TIME_INSANE))
+ sb->s_lastcheck = ctx->now;
+ memset(((char *) sb) + EXT4_S_ERR_START, 0,
+ EXT4_S_ERR_LEN);
ext2fs_mark_super_dirty(fs);
}
}
+ if ((run_result & E2F_FLAG_CANCEL) == 0 &&
+ sb->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM &&
+ !(ctx->options & E2F_OPT_READONLY)) {
+ retval = ext2fs_set_gdt_csum(ctx->fs);
+ if (retval) {
+ com_err(ctx->program_name, retval,
+ _("while setting block group checksum info"));
+ fatal_error(ctx, 0);
+ }
+ }
+
e2fsck_write_bitmaps(ctx);
-
+ io_channel_flush(ctx->fs->io);
+ print_resource_track(ctx, NULL, &ctx->global_rtrack, ctx->fs->io);
+
ext2fs_close(fs);
ctx->fs = NULL;
- free(ctx->filesystem_name);
free(ctx->journal_name);
-#ifdef RESOURCE_TRACK
- if (ctx->options & E2F_OPT_TIME)
- print_resource_track(NULL, &ctx->global_rtrack);
-#endif
e2fsck_free_context(ctx);
+ remove_error_table(&et_ext2_error_table);
+ remove_error_table(&et_prof_error_table);
return exit_value;
}
git://git.whamcloud.com / tools / e2fsprogs.git / blobdiff