unix.c revision a046da5963649663933cf16d54ca2a892cc1a560
14b1511b027ce0b648b3379f2891816c25b46f515Reid Kleckner/* 2489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * unix.c - The unix-specific code for e2fsck 3489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * 4489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * Copyright (C) 1993, 1994, 1995, 1996, 1997 Theodore Ts'o. 5489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * 6489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * %Begin-Header% 7489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * This file may be redistributed under the terms of the GNU Public 8489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * License. 9489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * %End-Header% 105a88dda4be791426ab4d20a6a6c9c65d66614a27Chandler Carruth */ 115a88dda4be791426ab4d20a6a6c9c65d66614a27Chandler Carruth 1236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#define _XOPEN_SOURCE 600 /* for inclusion of sa_handler in Solaris */ 135a88dda4be791426ab4d20a6a6c9c65d66614a27Chandler Carruth 145a88dda4be791426ab4d20a6a6c9c65d66614a27Chandler Carruth#include "config.h" 150b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#include <stdio.h> 160b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#ifdef HAVE_STDLIB_H 170b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#include <stdlib.h> 180b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#endif 190b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#include <string.h> 200b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#include <fcntl.h> 210b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#include <ctype.h> 220b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#include <time.h> 230b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#ifdef HAVE_SIGNAL_H 240b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#include <signal.h> 250b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#endif 260b8c9a80f20772c3793201ab5b251d3520b9cea3Chandler Carruth#ifdef HAVE_GETOPT_H 27c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin#include <getopt.h> 2823e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin#else 293e74d6fdd248e20a280f1dff3da9a6c689c2c4c3Evan Chengextern char *optarg; 3006cb8ed00696eb14d1b831921452e50ec0568ea2Chandler Carruthextern int optind; 317a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin#endif 327a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin#include <unistd.h> 33489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin#ifdef HAVE_ERRNO_H 34489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin#include <errno.h> 35e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#endif 36e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#ifdef HAVE_SYS_IOCTL_H 37e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#include <sys/ioctl.h> 38e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#endif 39e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#ifdef HAVE_MALLOC_H 40e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#include <malloc.h> 41e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#endif 42e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#ifdef HAVE_SYS_TYPES_H 43e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#include <sys/types.h> 44e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#endif 45e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#ifdef HAVE_DIRENT_H 46e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#include <dirent.h> 47e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#endif 48e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand 49e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#include "e2p/e2p.h" 50e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#include "et/com_err.h" 51489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin#include "e2p/e2p.h" 52489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin#include "e2fsck.h" 53e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigand#include "problem.h" 5436b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#include "../version.h" 5536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 561218bc4fe627ae4d60491ea89124965302815f1fUlrich Weigand/* Command line options */ 57489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskinstatic int cflag; /* check disk */ 585fdd6c8793462549e3593890ec61573da06e3346Jay Foadstatic int show_version_only; 59db125cfaf57cc83e7dd7453de2d509bc8efd0e5eChris Lattnerstatic int verbose; 60c6f40b6ffb6ba9cd2a911d44f5f1d9417d80fe11Dan Gohman 61489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskinstatic int replace_bad_blocks; 621d0be15f89cb5056e20e2d24faa8d6afb1573bcaOwen Andersonstatic int keep_bad_blocks; 63489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskinstatic char *bad_blocks_file; 64489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin 65db125cfaf57cc83e7dd7453de2d509bc8efd0e5eChris Lattnere2fsck_t e2fsck_global_ctx; /* Try your very best not to use this! */ 66eed707b1e6097aac2bb6b3d47271f6300ace7f2eOwen Anderson 67489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin#ifdef CONFIG_JBD_DEBUG /* Enabled by configure --enable-jfs-debug */ 68489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskinint journal_enable_debug = -1; 69489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin#endif 70489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin 71489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskinstatic void usage(e2fsck_t ctx) 727a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin{ 737a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin fprintf(stderr, 747a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin _("Usage: %s [-panyrcdfvtDFV] [-b superblock] [-B blocksize]\n" 757a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin "\t\t[-I inode_buffer_blocks] [-P process_inode_size]\n" 767a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin "\t\t[-l|-L bad_blocks_file] [-C fd] [-j external_journal]\n" 777a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin "\t\t[-E extended-options] device\n"), 787a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ctx->program_name); 7936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 8036b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines fprintf(stderr, _("\nEmergency help:\n" 817a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin " -p Automatic repair (no questions)\n" 827a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin " -n Make no changes to the filesystem\n" 837a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin " -y Assume \"yes\" to all questions\n" 84116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher " -c Check for bad blocks and add them to the badblock list\n" 857a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin " -f Force checking even if filesystem is marked clean\n")); 8630b9e322e159df8eaabb5b194cec6e11ba99c261Danil Malyshev fprintf(stderr, _("" 8730b9e322e159df8eaabb5b194cec6e11ba99c261Danil Malyshev " -v Be verbose\n" 8830b9e322e159df8eaabb5b194cec6e11ba99c261Danil Malyshev " -b superblock Use alternative superblock\n" 8930b9e322e159df8eaabb5b194cec6e11ba99c261Danil Malyshev " -B blocksize Force blocksize when looking for superblock\n" 907a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin " -j external_journal Set location of the external journal\n" 917a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin " -l bad_blocks_file Add to badblocks list\n" 927a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin " -L bad_blocks_file Set badblocks list\n" 937a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin )); 947a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin 957a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin exit(FSCK_USAGE); 967a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin} 977a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin 987a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskinstatic void show_stats(e2fsck_t ctx) 997a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin{ 1007a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ext2_filsys fs = ctx->fs; 1017a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ext2_ino_t inodes, inodes_used; 1027a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin blk64_t blocks, blocks_used; 1037a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin unsigned int dir_links; 1047a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin unsigned int num_files, num_links; 1057a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin __u32 *mask, m; 1067a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin int frag_percent_file, frag_percent_dir, frag_percent_total; 1077a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin int i, j, printed = 0; 1087a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin 1097a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin dir_links = 2 * ctx->fs_directory_count - 1; 1107a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin num_files = ctx->fs_total_count - dir_links; 1117a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin num_links = ctx->fs_links_count - dir_links; 1127a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin inodes = fs->super->s_inodes_count; 1137a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin inodes_used = (fs->super->s_inodes_count - 1147a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin fs->super->s_free_inodes_count); 1157a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin blocks = ext2fs_blocks_count(fs->super); 116116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher blocks_used = (ext2fs_blocks_count(fs->super) - 117dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines ext2fs_free_blocks_count(fs->super)); 118dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines 119116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher frag_percent_file = (10000 * ctx->fs_fragmented) / inodes_used; 1207a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin frag_percent_file = (frag_percent_file + 5) / 10; 1217a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin 1227a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin frag_percent_dir = (10000 * ctx->fs_fragmented_dir) / inodes_used; 1237a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin frag_percent_dir = (frag_percent_dir + 5) / 10; 1247a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin 1257a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin frag_percent_total = ((10000 * (ctx->fs_fragmented + 1267a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ctx->fs_fragmented_dir)) 1277a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin / inodes_used); 1287a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin frag_percent_total = (frag_percent_total + 5) / 10; 1297a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin 1307a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin if (!verbose) { 1317a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin log_out(ctx, _("%s: %u/%u files (%0d.%d%% non-contiguous), " 1327a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin "%llu/%llu blocks\n"), 1337a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ctx->device_name, inodes_used, inodes, 1347a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin frag_percent_total / 10, frag_percent_total % 10, 1357a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin blocks_used, blocks); 1367a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin return; 1377a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin } 1387a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin profile_get_boolean(ctx->profile, "options", "report_features", 0, 0, 1396eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo &i); 1406eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo if (verbose && i) { 1416eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo log_out(ctx, "\nFilesystem features:"); 1426eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo mask = &ctx->fs->super->s_feature_compat; 1436eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo for (i = 0; i < 3; i++, mask++) { 14461425c0a7f4e3608a85f7bbf254cd052a15b7446Jim Grosbach for (j = 0, m = 1; j < 32; j++, m <<= 1) { 1456eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo if (*mask & m) { 1466eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo log_out(ctx, " %s", 1476eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo e2p_feature2string(i, m)); 1486eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo printed++; 1496eb43d295625cd2ff314c59b49d4fd11f3348cadFilip Pizlo } 15061425c0a7f4e3608a85f7bbf254cd052a15b7446Jim Grosbach } 151abb38fe8dec11b1ea7535f84fac8ad0f0af70addDavid Tweed } 1527a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin if (printed == 0) 1537a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin log_out(ctx, " (none)"); 1547a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin log_out(ctx, "\n"); 1557a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin } 1567a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin 1577a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin log_out(ctx, P_("\n%12u inode used (%2.2f%%, out of %u)\n", 1587a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin "\n%12u inodes used (%2.2f%%, out of %u)\n", 1597a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin inodes_used), inodes_used, 1607a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin 100.0 * inodes_used / inodes, inodes); 1617a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin log_out(ctx, P_("%12u non-contiguous file (%0d.%d%%)\n", 1627a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin "%12u non-contiguous files (%0d.%d%%)\n", 1637a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ctx->fs_fragmented), 1647a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ctx->fs_fragmented, frag_percent_file / 10, 1657a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin frag_percent_file % 10); 1667a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin log_out(ctx, P_("%12u non-contiguous directory (%0d.%d%%)\n", 1677a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin "%12u non-contiguous directories (%0d.%d%%)\n", 1687a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ctx->fs_fragmented_dir), 169c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin ctx->fs_fragmented_dir, frag_percent_dir / 10, 170c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin frag_percent_dir % 10); 171c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin log_out(ctx, _(" # of inodes with ind/dind/tind blocks: " 172cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hines "%u/%u/%u\n"), 173c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin ctx->fs_ind_count, ctx->fs_dind_count, ctx->fs_tind_count); 174c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 175d8b7aa26134d2abee777f745c32005e63dea2455Chris Lattner for (j=MAX_EXTENT_DEPTH_COUNT-1; j >=0; j--) 176c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin if (ctx->extent_depth_count[j]) 177c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin break; 178c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin if (++j) { 179c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin log_out(ctx, _(" Extent depth histogram: ")); 180ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin for (i=0; i < j; i++) { 181ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (i) 182dced3cdb0408f0802db332453a1e9c69c5fea70cEli Bendersky fputc('/', stdout); 183dced3cdb0408f0802db332453a1e9c69c5fea70cEli Bendersky log_out(ctx, "%u", ctx->extent_depth_count[i]); 184dced3cdb0408f0802db332453a1e9c69c5fea70cEli Bendersky } 185dced3cdb0408f0802db332453a1e9c69c5fea70cEli Bendersky log_out(ctx, "\n"); 186ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin } 187ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin 188dced3cdb0408f0802db332453a1e9c69c5fea70cEli Bendersky log_out(ctx, P_("%12llu block used (%2.2f%%, out of %llu)\n", 189108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin "%12llu blocks used (%2.2f%%, out of %llu)\n", 190ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin blocks_used), 191dced3cdb0408f0802db332453a1e9c69c5fea70cEli Bendersky blocks_used, 100.0 * blocks_used / blocks, blocks); 192f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin log_out(ctx, P_("%12u bad block\n", "%12u bad blocks\n", 1937a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ctx->fs_badblocks_count), ctx->fs_badblocks_count); 194dced3cdb0408f0802db332453a1e9c69c5fea70cEli Bendersky log_out(ctx, P_("%12u large file\n", "%12u large files\n", 195dced3cdb0408f0802db332453a1e9c69c5fea70cEli Bendersky ctx->large_files), ctx->large_files); 196cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hines log_out(ctx, P_("\n%12u regular file\n", "\n%12u regular files\n", 197ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin ctx->fs_regular_count), ctx->fs_regular_count); 198ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin log_out(ctx, P_("%12u directory\n", "%12u directories\n", 19923e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin ctx->fs_directory_count), ctx->fs_directory_count); 200c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin log_out(ctx, P_("%12u character device file\n", 20123e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin "%12u character device files\n", ctx->fs_chardev_count), 20223e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin ctx->fs_chardev_count); 203ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin log_out(ctx, P_("%12u block device file\n", "%12u block device files\n", 204f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin ctx->fs_blockdev_count), ctx->fs_blockdev_count); 2057a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin log_out(ctx, P_("%12u fifo\n", "%12u fifos\n", ctx->fs_fifo_count), 20636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines ctx->fs_fifo_count); 207ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin log_out(ctx, P_("%12u link\n", "%12u links\n", num_links), 208ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin ctx->fs_links_count - dir_links); 209489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin log_out(ctx, P_("%12u symbolic link", "%12u symbolic links", 210489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ctx->fs_symlinks_count), ctx->fs_symlinks_count); 211489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin log_out(ctx, P_(" (%u fast symbolic link)\n", 212489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin " (%u fast symbolic links)\n", 213489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ctx->fs_fast_symlinks_count), 214489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ctx->fs_fast_symlinks_count); 215489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin log_out(ctx, P_("%12u socket\n", "%12u sockets\n", 216489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ctx->fs_sockets_count), 217489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ctx->fs_sockets_count); 218489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin log_out(ctx, "------------\n"); 219489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin log_out(ctx, P_("%12u file\n", "%12u files\n", num_files), 220489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin num_files); 221489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin} 222489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin 22336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hinesstatic void check_mount(e2fsck_t ctx) 22436b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines{ 22536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines errcode_t retval; 22636b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines int cont; 22736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines 22836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines retval = ext2fs_check_if_mounted(ctx->filesystem_name, 22936b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines &ctx->mount_flags); 230489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin if (retval) { 231489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin com_err("ext2fs_check_if_mount", retval, 232489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin _("while determining whether %s is mounted."), 233db125cfaf57cc83e7dd7453de2d509bc8efd0e5eChris Lattner ctx->filesystem_name); 234489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin return; 235489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin } 236489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin 237489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin /* 238489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * If the filesystem isn't mounted, or it's the root 239feba7562ec3420b52d9d395ae4b279157c55586bBenjamin Kramer * filesystem and it's mounted read-only, and we're not doing 240489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin * a read/write check, then everything's fine. 241489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin */ 242489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin if ((!(ctx->mount_flags & (EXT2_MF_MOUNTED | EXT2_MF_BUSY))) || 243489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ((ctx->mount_flags & EXT2_MF_ISROOT) && 244489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin (ctx->mount_flags & EXT2_MF_READONLY) && 245489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin !(ctx->options & E2F_OPT_WRITECHECK))) 246489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin return; 2470f2ba783d9ffacfc9ccbe94beb76d48bf958a066Jeffrey Yasskin 2480f2ba783d9ffacfc9ccbe94beb76d48bf958a066Jeffrey Yasskin if (((ctx->options & E2F_OPT_READONLY) || 249489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ((ctx->options & E2F_OPT_FORCE) && 250489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin (ctx->mount_flags & EXT2_MF_READONLY))) && 251489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin !(ctx->options & E2F_OPT_WRITECHECK)) { 252cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hines log_out(ctx, _("Warning! %s is %s.\n"), 253489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ctx->filesystem_name, 254489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ctx->mount_flags & EXT2_MF_MOUNTED ? 255489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin "mounted" : "in use"); 256489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin return; 257489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin } 258489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin 259489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin log_out(ctx, _("%s is %s.\n"), ctx->filesystem_name, 260489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin ctx->mount_flags & EXT2_MF_MOUNTED ? "mounted" : "in use"); 261489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin if (!ctx->interactive || ctx->mount_flags & EXT2_MF_BUSY) 2620f2ba783d9ffacfc9ccbe94beb76d48bf958a066Jeffrey Yasskin fatal_error(ctx, _("Cannot continue, aborting.\n\n")); 2630f2ba783d9ffacfc9ccbe94beb76d48bf958a066Jeffrey Yasskin puts("\007\007\007\007"); 264489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin log_out(ctx, _("\n\nWARNING!!! " 265489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin "The filesystem is mounted. " 266489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin "If you continue you ***WILL***\n" 267489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin "cause ***SEVERE*** filesystem damage.\n\n")); 268489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin puts("\007\007\007"); 269489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin cont = ask_yn(ctx, _("Do you really want to continue"), 0); 270489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin if (!cont) { 271489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin printf (_("check aborted.\n")); 272489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin exit (0); 273489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin } 274489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin return; 275489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin} 276489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin 277ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskinstatic int is_on_batt(void) 278ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin{ 279ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin FILE *f; 280ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin DIR *d; 281ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin char tmp[80], tmp2[80], fname[80]; 282ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin unsigned int acflag; 283ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin struct dirent* de; 284ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin 285ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin f = fopen("/sys/class/power_supply/AC/online", "r"); 286ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (f) { 287ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (fscanf(f, "%u\n", &acflag) == 1) { 288ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin fclose(f); 289ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin return (!acflag); 290ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin } 291ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin fclose(f); 292ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin } 293ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin f = fopen("/proc/apm", "r"); 294ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (f) { 295ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (fscanf(f, "%s %s %s %x", tmp, tmp, tmp, &acflag) != 4) 296ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin acflag = 1; 297ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin fclose(f); 298ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin return (acflag != 1); 299ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin } 300ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin d = opendir("/proc/acpi/ac_adapter"); 301ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (d) { 302ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin while ((de=readdir(d)) != NULL) { 303ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (!strncmp(".", de->d_name, 1)) 304ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin continue; 305ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin snprintf(fname, 80, "/proc/acpi/ac_adapter/%s/state", 30618fec73e29d68b9c7473720507f51de39b0873b1Jeffrey Yasskin de->d_name); 307ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin f = fopen(fname, "r"); 308ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (!f) 309ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin continue; 310ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin if (fscanf(f, "%s %s", tmp2, tmp) != 2) 311ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin tmp[0] = 0; 312ea5ed00ea34fd3c687dd0fac9fd483d0174438e3Jeffrey Yasskin fclose(f); 313e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if (strncmp(tmp, "off-line", 8) == 0) { 314e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin closedir(d); 31518fec73e29d68b9c7473720507f51de39b0873b1Jeffrey Yasskin return 1; 316e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin } 317db125cfaf57cc83e7dd7453de2d509bc8efd0e5eChris Lattner } 318e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin closedir(d); 3195fdd6c8793462549e3593890ec61573da06e3346Jay Foad } 320e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin return 0; 321db125cfaf57cc83e7dd7453de2d509bc8efd0e5eChris Lattner} 322e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin 323e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin/* 324e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * This routine checks to see if a filesystem can be skipped; if so, 325e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * it will exit with E2FSCK_OK. Under some conditions it will print a 326e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * message explaining why a check is being forced. 327e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin */ 328e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskinstatic void check_if_skip(e2fsck_t ctx) 329e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin{ 330e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin ext2_filsys fs = ctx->fs; 331e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin struct problem_context pctx; 332e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin const char *reason = NULL; 333e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin unsigned int reason_arg = 0; 334e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin long next_check; 335e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin int batt = is_on_batt(); 336e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin int defer_check_on_battery; 337e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin int broken_system_clock; 338e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin time_t lastcheck; 339e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin 340e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin profile_get_boolean(ctx->profile, "options", "broken_system_clock", 341e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin 0, 0, &broken_system_clock); 342e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if (ctx->flags & E2F_FLAG_TIME_INSANE) 343e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin broken_system_clock = 1; 344e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin profile_get_boolean(ctx->profile, "options", 345e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin "defer_check_on_battery", 0, 1, 346e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin &defer_check_on_battery); 347e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if (!defer_check_on_battery) 348e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin batt = 0; 349e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin 350e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if ((ctx->options & E2F_OPT_FORCE) || bad_blocks_file || cflag) 351e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin return; 352e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin 353e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if (ctx->options & E2F_OPT_JOURNAL_ONLY) 354e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin goto skip; 355e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin 356e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin lastcheck = fs->super->s_lastcheck; 357e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if (lastcheck > ctx->now) 358e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin lastcheck -= ctx->time_fudge; 359e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if ((fs->super->s_state & EXT2_ERROR_FS) || 360e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin !ext2fs_test_valid(fs)) 361e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = _(" contains a file system with errors"); 362e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin else if ((fs->super->s_state & EXT2_VALID_FS) == 0) 363e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = _(" was not cleanly unmounted"); 364e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin else if (check_backup_super_block(ctx)) 365e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = _(" primary superblock features different from backup"); 366e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin else if ((fs->super->s_max_mnt_count > 0) && 367e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin (fs->super->s_mnt_count >= 368e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin (unsigned) fs->super->s_max_mnt_count)) { 369e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = _(" has been mounted %u times without being checked"); 370e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason_arg = fs->super->s_mnt_count; 37118fec73e29d68b9c7473720507f51de39b0873b1Jeffrey Yasskin if (batt && (fs->super->s_mnt_count < 372e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin (unsigned) fs->super->s_max_mnt_count*2)) 373e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = 0; 374db125cfaf57cc83e7dd7453de2d509bc8efd0e5eChris Lattner } else if (!broken_system_clock && fs->super->s_checkinterval && 375e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin (ctx->now < lastcheck)) { 376e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = _(" has filesystem last checked time in the future"); 377e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if (batt) 378e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = 0; 379e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin } else if (!broken_system_clock && fs->super->s_checkinterval && 380e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin ((ctx->now - lastcheck) >= 381e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin ((time_t) fs->super->s_checkinterval))) { 382e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = _(" has gone %u days without being checked"); 383e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason_arg = (ctx->now - fs->super->s_lastcheck)/(3600*24); 384e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if (batt && ((ctx->now - fs->super->s_lastcheck) < 385e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin fs->super->s_checkinterval*2)) 386e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin reason = 0; 387e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin } 388e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if (reason) { 389e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin log_out(ctx, "%s", ctx->device_name); 390e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin log_out(ctx, reason, reason_arg); 391e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin log_out(ctx, _(", check forced.\n")); 392e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin return; 393e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin } 394e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin 395e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin /* 396e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * Update the global counts from the block group counts. This 397e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * is needed since modern kernels don't update the global 398e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * counts so as to avoid locking the entire file system. So 399e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * if the filesystem is not unmounted cleanly, the global 400e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * counts may not be accurate. Update them here if we can, 401e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * for the benefit of users who might examine the file system 402e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin * using dumpe2fs. (This is for cosmetic reasons only.) 403e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin */ 404e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin clear_problem_context(&pctx); 405e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin pctx.ino = fs->super->s_free_inodes_count; 406e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin pctx.ino2 = ctx->free_inodes; 407e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin if ((pctx.ino != pctx.ino2) && 408e5f879825f5e6746144addd93a852cdd5896e9c1Jeffrey Yasskin !(ctx->options & E2F_OPT_READONLY) && 40923e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin fix_problem(ctx, PR_0_FREE_INODE_COUNT, &pctx)) { 410b235224ee71d4701e7b578338486f0616c0c7e24Jeffrey Yasskin fs->super->s_free_inodes_count = ctx->free_inodes; 41123e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin ext2fs_mark_super_dirty(fs); 41223e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin } 41323e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin clear_problem_context(&pctx); 41423e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin pctx.blk = ext2fs_free_blocks_count(fs->super); 41523e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin pctx.blk2 = ctx->free_blocks; 41623e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin if ((pctx.blk != pctx.blk2) && 41723e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin !(ctx->options & E2F_OPT_READONLY) && 41823e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin fix_problem(ctx, PR_0_FREE_BLOCK_COUNT, &pctx)) { 41923e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin ext2fs_free_blocks_count_set(fs->super, ctx->free_blocks); 42023e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin ext2fs_mark_super_dirty(fs); 421f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } 422f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin 4237a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin /* Print the summary message when we're skipping a full check */ 4247a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin log_out(ctx, _("%s: clean, %u/%u files, %llu/%llu blocks"), 4257a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ctx->device_name, 4267a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin fs->super->s_inodes_count - fs->super->s_free_inodes_count, 4277a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin fs->super->s_inodes_count, 4287a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ext2fs_blocks_count(fs->super) - 4297a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ext2fs_free_blocks_count(fs->super), 4307a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin ext2fs_blocks_count(fs->super)); 4317a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin next_check = 100000; 4327a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin if (fs->super->s_max_mnt_count > 0) { 4337a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin next_check = fs->super->s_max_mnt_count - fs->super->s_mnt_count; 4347a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin if (next_check <= 0) 4357a9034c4db248fe8b8cb82762881b51b221988d3Jeffrey Yasskin next_check = 1; 43623e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin } 43723e5fcfec4640955fec41dc8348f467adf1a3e56Jeffrey Yasskin if (!broken_system_clock && fs->super->s_checkinterval && 438d938935dca297f3f65dddf283f7c55030be6133cSimon Atanasyan ((ctx->now - fs->super->s_lastcheck) >= fs->super->s_checkinterval)) 439d938935dca297f3f65dddf283f7c55030be6133cSimon Atanasyan next_check = 1; 440630382adc8d4aa8e8e54b03649bf5884d6d38e4fJeffrey Yasskin if (next_check <= 5) { 441d938935dca297f3f65dddf283f7c55030be6133cSimon Atanasyan if (next_check == 1) { 44236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines if (batt) 443116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher log_out(ctx, _(" (check deferred; " 444116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher "on battery)")); 445116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher else 446116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher log_out(ctx, _(" (check after next mount)")); 447116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher } else 448116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher log_out(ctx, _(" (check in %ld mounts)"), next_check); 449116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher } 450116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher log_out(ctx, "\n"); 451116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopherskip: 452116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher ext2fs_close(fs); 453116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher ctx->fs = NULL; 454116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher e2fsck_free_context(ctx); 455116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher exit(FSCK_OK); 456116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher} 457116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher 458116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher/* 459116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher * For completion notice 460116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher */ 461116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopherstruct percent_tbl { 462116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher int max_pass; 463116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher int table[32]; 464116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher}; 465116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopherstruct percent_tbl e2fsck_tbl = { 466116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher 5, { 0, 70, 90, 92, 95, 100 } 467116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher}; 468116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopherstatic char bar[128], spaces[128]; 469116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher 470116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopherstatic float calc_percent(struct percent_tbl *tbl, int pass, int curr, 471116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher int max) 472116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher{ 473116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher float percent; 474116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher 475116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher if (pass <= 0) 476116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher return 0.0; 477116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher if (pass > tbl->max_pass || max == 0) 478116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher return 100.0; 479116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher percent = ((float) curr) / ((float) max); 480630382adc8d4aa8e8e54b03649bf5884d6d38e4fJeffrey Yasskin return ((percent * (tbl->table[pass] - tbl->table[pass-1])) 481108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin + tbl->table[pass-1]); 482108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin} 483108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin 484108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskinextern void e2fsck_clear_progbar(e2fsck_t ctx) 485108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin{ 486108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin if (!(ctx->flags & E2F_FLAG_PROG_BAR)) 487108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin return; 488108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin 489108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin printf("%s%s\r%s", ctx->start_meta, spaces + (sizeof(spaces) - 80), 490108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin ctx->stop_meta); 491108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin fflush(stdout); 492108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin ctx->flags &= ~E2F_FLAG_PROG_BAR; 493108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin} 494108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin 495108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskinint e2fsck_simple_progress(e2fsck_t ctx, const char *label, float percent, 496108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin unsigned int dpynum) 497108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin{ 498108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin static const char spinner[] = "\\|/-"; 499108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin int i; 500108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin unsigned int tick; 501108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin struct timeval tv; 502108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin int dpywidth; 503108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin int fixed_percent; 504108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin 505108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin if (ctx->flags & E2F_FLAG_PROG_SUPPRESS) 506108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin return 0; 507108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin 508108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin /* 509108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin * Calculate the new progress position. If the 510108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin * percentage hasn't changed, then we skip out right 511108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin * away. 512108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin */ 5130c2749f3e282dee9faf5f87c975d3a1f550a7cc7Bill Wendling fixed_percent = (int) ((10 * percent) + 0.5); 514108c838093704650378b194fe9afc5ebb9e91455Jeffrey Yasskin if (ctx->progress_last_percent == fixed_percent) 515116664a697f9c2cdccc0df46c53f65c9f6bb22feEric Christopher return 0; 5161218bc4fe627ae4d60491ea89124965302815f1fUlrich Weigand ctx->progress_last_percent = fixed_percent; 5171218bc4fe627ae4d60491ea89124965302815f1fUlrich Weigand 51836b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines /* 51992fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin * If we've already updated the spinner once within 52092fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin * the last 1/8th of a second, no point doing it 52192fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin * again. 52292fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin */ 52392fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin gettimeofday(&tv, NULL); 52492fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin tick = (tv.tv_sec << 3) + (tv.tv_usec / (1000000 / 8)); 52592fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin if ((tick == ctx->progress_last_time) && 52692fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin (fixed_percent != 0) && (fixed_percent != 1000)) 52792fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin return 0; 52892fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin ctx->progress_last_time = tick; 52992fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin 53092fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin /* 53192fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin * Advance the spinner, and note that the progress bar 53292fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin * will be on the screen 53392fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin */ 53492fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin ctx->progress_pos = (ctx->progress_pos+1) & 3; 53592fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin ctx->flags |= E2F_FLAG_PROG_BAR; 53692fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin 53792fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin dpywidth = 66 - strlen(label); 53892fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin dpywidth = 8 * (dpywidth / 8); 53992fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin if (dpynum) 54092fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin dpywidth -= 8; 54192fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin 54292fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin i = ((percent * dpywidth) + 50) / 100; 54392fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin printf("%s%s: |%s%s", ctx->start_meta, label, 54492fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin bar + (sizeof(bar) - (i+1)), 54592fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin spaces + (sizeof(spaces) - (dpywidth - i + 1))); 54692fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin if (fixed_percent == 1000) 54792fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin fputc('|', stdout); 54892fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin else 5491218bc4fe627ae4d60491ea89124965302815f1fUlrich Weigand fputc(spinner[ctx->progress_pos & 3], stdout); 55092fdf4537bd298673552d47adac2ff7bceab9dc9Jeffrey Yasskin printf(" %4.1f%% ", percent); 551898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin if (dpynum) 552898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin printf("%u\r", dpynum); 553898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin else 554898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin fputs(" \r", stdout); 555898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin fputs(ctx->stop_meta, stdout); 556898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin 557898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin if (fixed_percent == 1000) 558898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin e2fsck_clear_progbar(ctx); 559898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin fflush(stdout); 560898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin 561898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin return 0; 562898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin} 563898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin 564898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskinstatic int e2fsck_update_progress(e2fsck_t ctx, int pass, 565898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin unsigned long cur, unsigned long max) 566898e9df8dbc65b9b7b92c35ac6673ac8651ff3e8Jeffrey Yasskin{ 567aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin char buf[1024]; 568aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin float percent; 569aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin 570aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin if (pass == 0) 571aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin return 0; 572aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin 573aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin if (ctx->progress_fd) { 574aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin snprintf(buf, sizeof(buf), "%d %lu %lu %s\n", 575aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin pass, cur, max, ctx->device_name); 576aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin write_all(ctx->progress_fd, buf, strlen(buf)); 577aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin } else { 578aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin percent = calc_percent(&e2fsck_tbl, pass, cur, max); 579aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin e2fsck_simple_progress(ctx, ctx->device_name, 580aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin percent, 0); 581aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin } 582aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin return 0; 583aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin} 584aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin 585aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin#define PATH_SET "PATH=/sbin" 586aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin 587aad0d52c5bc088e6182f83becee29846bb00d592Jeffrey Yasskin/* 58839c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin * Make sure 0,1,2 file descriptors are open, so that we don't open 58939c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin * the filesystem using the same file descriptor as stdout or stderr. 59039c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin */ 59139c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskinstatic void reserve_stdio_fds(void) 59239c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin{ 59339c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin int fd = 0; 59439c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin 59539c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin while (fd <= 2) { 59639c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin fd = open("/dev/null", O_RDWR); 59739c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin if (fd < 0) { 59839c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin fprintf(stderr, _("ERROR: Couldn't open " 59939c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin "/dev/null (%s)\n"), 60039c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin strerror(errno)); 60139c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin break; 60239c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin } 60339c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin } 60439c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin} 60539c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin 60639c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin#ifdef HAVE_SIGNAL_H 60739c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskinstatic void signal_progress_on(int sig EXT2FS_ATTR((unused))) 60839c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin{ 60939c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin e2fsck_t ctx = e2fsck_global_ctx; 61039c75f2e907c577a4f922daccf1f7d04acc9438eJeffrey Yasskin 611c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin if (!ctx) 612c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin return; 613c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 614c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin ctx->progress = e2fsck_update_progress; 615c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin} 616c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 617c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskinstatic void signal_progress_off(int sig EXT2FS_ATTR((unused))) 618c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin{ 619c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin e2fsck_t ctx = e2fsck_global_ctx; 620c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 621c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin if (!ctx) 622c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin return; 623c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 624c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin e2fsck_clear_progbar(ctx); 625c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin ctx->progress = 0; 626c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin} 627f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin 628f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskinstatic void signal_cancel(int sig EXT2FS_ATTR((unused))) 629f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin{ 630c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin e2fsck_t ctx = e2fsck_global_ctx; 631f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin 632c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin if (!ctx) 633c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin exit(FSCK_CANCELED); 634796e64b546061b65ca3f9c057cd6b7195e1eb423Chris Lattner 63536b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines ctx->flags |= E2F_FLAG_CANCEL; 636cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hines} 63736b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines#endif 638c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 639cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hinesstatic void parse_extended_opts(e2fsck_t ctx, const char *opts) 640c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin{ 64136b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines char *buf, *token, *next, *p, *arg; 64236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines int ea_ver; 643f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin int extended_usage = 0; 644c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 645c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin buf = string_copy(ctx, opts, 0); 646c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin for (token = buf; token && *token; token = next) { 647cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hines p = strchr(token, ','); 648c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin next = 0; 649f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin if (p) { 650cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hines *p = 0; 651cd81d94322a39503e4a3e87b6ee03d4fcb3465fbStephen Hines next = p+1; 652c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin } 653c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin arg = strchr(token, '='); 654c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin if (arg) { 655c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin *arg = 0; 656f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin arg++; 657f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } 658f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin if (strcmp(token, "ea_ver") == 0) { 659f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin if (!arg) { 660f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin extended_usage++; 661f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin continue; 662f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } 663f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin ea_ver = strtoul(arg, &p, 0); 664f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin if (*p || 665f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin ((ea_ver != 1) && (ea_ver != 2))) { 666f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin fprintf(stderr, 667f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin _("Invalid EA version.\n")); 668f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin extended_usage++; 669f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin continue; 670f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } 671f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin ctx->ext_attr_ver = ea_ver; 67236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines } else if (strcmp(token, "fragcheck") == 0) { 67336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines ctx->options |= E2F_OPT_FRAGCHECK; 674f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin continue; 675f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } else if (strcmp(token, "journal_only") == 0) { 676f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin if (arg) { 677f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin extended_usage++; 678f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin continue; 679f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } 680f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin ctx->options |= E2F_OPT_JOURNAL_ONLY; 681f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } else if (strcmp(token, "discard") == 0) { 682f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin ctx->options |= E2F_OPT_DISCARD; 683f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin continue; 684f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } else if (strcmp(token, "nodiscard") == 0) { 685f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin ctx->options &= ~E2F_OPT_DISCARD; 686f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin continue; 687f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin } else if (strcmp(token, "log_filename") == 0) { 688f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin if (!arg) 689f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin extended_usage++; 690f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin else 691c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin ctx->log_fn = string_copy(ctx, arg, 0); 692c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin continue; 693c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin } else { 694c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin fprintf(stderr, _("Unknown extended option: %s\n"), 695c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin token); 696c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin extended_usage++; 697c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin } 698c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin } 699c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin free(buf); 700c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 701c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin if (extended_usage) { 702c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin fputs(("\nExtended options are separated by commas, " 703c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin "and may take an argument which\n" 704c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin "is set off by an equals ('=') sign. " 705c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin "Valid extended options are:\n"), stderr); 706c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin fputs(("\tea_ver=<ea_version (1 or 2)>\n"), stderr); 707c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin fputs(("\tfragcheck\n"), stderr); 708c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin fputs(("\tjournal_only\n"), stderr); 709c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin fputs(("\tdiscard\n"), stderr); 710c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin fputs(("\tnodiscard\n"), stderr); 711f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin fputc('\n', stderr); 71236b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines exit(1); 71336b56886974eae4f9c5ebc96befd3e7bfe5de338Stephen Hines } 714c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin} 715c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 716c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskinstatic void syntax_err_report(const char *filename, long err, int line_num) 717c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin{ 718c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin fprintf(stderr, 719f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin _("Syntax error in e2fsck config file (%s, line #%d)\n\t%s\n"), 720f0356fe140af1a30587b9a86bcfb1b2c51b8ce20Jeffrey Yasskin filename, line_num, error_message(err)); 721c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin exit(FSCK_ERROR); 722c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin} 723c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 724c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskinstatic const char *config_fn[] = { ROOT_SYSCONFDIR "/e2fsck.conf", 0 }; 725c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin 726e3658a26b5381e09e96563db27bb51f4fe067db8Ulrich Weigandstatic errcode_t PRS(int argc, char *argv[], e2fsck_t *ret_ctx) 727c5818fb83750259f23f70e91ee9fb9b11d67160dJeffrey Yasskin{ 728489393d7b92107cc3de17d8dbe7dd11ab7395fdcJeffrey Yasskin int flush = 0; 729 int c, fd; 730#ifdef MTRACE 731 extern void *mallwatch; 732#endif 733 e2fsck_t ctx; 734 errcode_t retval; 735#ifdef HAVE_SIGNAL_H 736 struct sigaction sa; 737#endif 738 char *extended_opts = 0; 739 char *cp; 740 int res; /* result of sscanf */ 741#ifdef CONFIG_JBD_DEBUG 742 char *jbd_debug; 743#endif 744 745 retval = e2fsck_allocate_context(&ctx); 746 if (retval) 747 return retval; 748 749 *ret_ctx = ctx; 750 751 setvbuf(stdout, NULL, _IONBF, BUFSIZ); 752 setvbuf(stderr, NULL, _IONBF, BUFSIZ); 753 if (isatty(0) && isatty(1)) { 754 ctx->interactive = 1; 755 } else { 756 ctx->start_meta[0] = '\001'; 757 ctx->stop_meta[0] = '\002'; 758 } 759 memset(bar, '=', sizeof(bar)-1); 760 memset(spaces, ' ', sizeof(spaces)-1); 761 add_error_table(&et_ext2_error_table); 762 add_error_table(&et_prof_error_table); 763 blkid_get_cache(&ctx->blkid, NULL); 764 765 if (argc && *argv) 766 ctx->program_name = *argv; 767 else 768 ctx->program_name = "e2fsck"; 769 770 while ((c = getopt (argc, argv, "panyrcC:B:dE:fvtFVM:b:I:j:P:l:L:N:SsDk")) != EOF) 771 switch (c) { 772 case 'C': 773 ctx->progress = e2fsck_update_progress; 774 res = sscanf(optarg, "%d", &ctx->progress_fd); 775 if (res != 1) 776 goto sscanf_err; 777 778 if (ctx->progress_fd < 0) { 779 ctx->progress = 0; 780 ctx->progress_fd = ctx->progress_fd * -1; 781 } 782 if (!ctx->progress_fd) 783 break; 784 /* Validate the file descriptor to avoid disasters */ 785 fd = dup(ctx->progress_fd); 786 if (fd < 0) { 787 fprintf(stderr, 788 _("Error validating file descriptor %d: %s\n"), 789 ctx->progress_fd, 790 error_message(errno)); 791 fatal_error(ctx, 792 _("Invalid completion information file descriptor")); 793 } else 794 close(fd); 795 break; 796 case 'D': 797 ctx->options |= E2F_OPT_COMPRESS_DIRS; 798 break; 799 case 'E': 800 extended_opts = optarg; 801 break; 802 case 'p': 803 case 'a': 804 if (ctx->options & (E2F_OPT_YES|E2F_OPT_NO)) { 805 conflict_opt: 806 fatal_error(ctx, 807 _("Only one of the options -p/-a, -n or -y may be specified.")); 808 } 809 ctx->options |= E2F_OPT_PREEN; 810 break; 811 case 'n': 812 if (ctx->options & (E2F_OPT_YES|E2F_OPT_PREEN)) 813 goto conflict_opt; 814 ctx->options |= E2F_OPT_NO; 815 break; 816 case 'y': 817 if (ctx->options & (E2F_OPT_PREEN|E2F_OPT_NO)) 818 goto conflict_opt; 819 ctx->options |= E2F_OPT_YES; 820 break; 821 case 't': 822#ifdef RESOURCE_TRACK 823 if (ctx->options & E2F_OPT_TIME) 824 ctx->options |= E2F_OPT_TIME2; 825 else 826 ctx->options |= E2F_OPT_TIME; 827#else 828 fprintf(stderr, _("The -t option is not " 829 "supported on this version of e2fsck.\n")); 830#endif 831 break; 832 case 'c': 833 if (cflag++) 834 ctx->options |= E2F_OPT_WRITECHECK; 835 ctx->options |= E2F_OPT_CHECKBLOCKS; 836 break; 837 case 'r': 838 /* What we do by default, anyway! */ 839 break; 840 case 'b': 841 res = sscanf(optarg, "%llu", &ctx->use_superblock); 842 if (res != 1) 843 goto sscanf_err; 844 ctx->flags |= E2F_FLAG_SB_SPECIFIED; 845 break; 846 case 'B': 847 ctx->blocksize = atoi(optarg); 848 break; 849 case 'I': 850 res = sscanf(optarg, "%d", &ctx->inode_buffer_blocks); 851 if (res != 1) 852 goto sscanf_err; 853 break; 854 case 'j': 855 ctx->journal_name = blkid_get_devname(ctx->blkid, 856 optarg, NULL); 857 if (!ctx->journal_name) { 858 com_err(ctx->program_name, 0, 859 _("Unable to resolve '%s'"), 860 optarg); 861 fatal_error(ctx, 0); 862 } 863 break; 864 case 'P': 865 res = sscanf(optarg, "%d", &ctx->process_inode_size); 866 if (res != 1) 867 goto sscanf_err; 868 break; 869 case 'L': 870 replace_bad_blocks++; 871 case 'l': 872 bad_blocks_file = string_copy(ctx, optarg, 0); 873 break; 874 case 'd': 875 ctx->options |= E2F_OPT_DEBUG; 876 break; 877 case 'f': 878 ctx->options |= E2F_OPT_FORCE; 879 break; 880 case 'F': 881 flush = 1; 882 break; 883 case 'v': 884 verbose = 1; 885 break; 886 case 'V': 887 show_version_only = 1; 888 break; 889#ifdef MTRACE 890 case 'M': 891 mallwatch = (void *) strtol(optarg, NULL, 0); 892 break; 893#endif 894 case 'N': 895 ctx->device_name = string_copy(ctx, optarg, 0); 896 break; 897 case 'k': 898 keep_bad_blocks++; 899 break; 900 default: 901 usage(ctx); 902 } 903 if (show_version_only) 904 return 0; 905 if (optind != argc - 1) 906 usage(ctx); 907 if ((ctx->options & E2F_OPT_NO) && 908 (ctx->options & E2F_OPT_COMPRESS_DIRS)) { 909 com_err(ctx->program_name, 0, 910 _("The -n and -D options are incompatible.")); 911 fatal_error(ctx, 0); 912 } 913 if ((ctx->options & E2F_OPT_NO) && cflag) { 914 com_err(ctx->program_name, 0, 915 _("The -n and -c options are incompatible.")); 916 fatal_error(ctx, 0); 917 } 918 if ((ctx->options & E2F_OPT_NO) && bad_blocks_file) { 919 com_err(ctx->program_name, 0, 920 _("The -n and -l/-L options are incompatible.")); 921 fatal_error(ctx, 0); 922 } 923 if (ctx->options & E2F_OPT_NO) 924 ctx->options |= E2F_OPT_READONLY; 925 926 ctx->io_options = strchr(argv[optind], '?'); 927 if (ctx->io_options) 928 *ctx->io_options++ = 0; 929 ctx->filesystem_name = blkid_get_devname(ctx->blkid, argv[optind], 0); 930 if (!ctx->filesystem_name) { 931 com_err(ctx->program_name, 0, _("Unable to resolve '%s'"), 932 argv[optind]); 933 fatal_error(ctx, 0); 934 } 935 if (extended_opts) 936 parse_extended_opts(ctx, extended_opts); 937 938 if ((cp = getenv("E2FSCK_CONFIG")) != NULL) 939 config_fn[0] = cp; 940 profile_set_syntax_err_cb(syntax_err_report); 941 profile_init(config_fn, &ctx->profile); 942 943 profile_get_boolean(ctx->profile, "options", "report_time", 0, 0, 944 &c); 945 if (c) 946 ctx->options |= E2F_OPT_TIME | E2F_OPT_TIME2; 947 profile_get_boolean(ctx->profile, "options", "report_verbose", 0, 0, 948 &c); 949 if (c) 950 verbose = 1; 951 952 /* Turn off discard in read-only mode */ 953 if ((ctx->options & E2F_OPT_NO) && 954 (ctx->options & E2F_OPT_DISCARD)) 955 ctx->options &= ~E2F_OPT_DISCARD; 956 957 if (flush) { 958 fd = open(ctx->filesystem_name, O_RDONLY, 0); 959 if (fd < 0) { 960 com_err("open", errno, 961 _("while opening %s for flushing"), 962 ctx->filesystem_name); 963 fatal_error(ctx, 0); 964 } 965 if ((retval = ext2fs_sync_device(fd, 1))) { 966 com_err("ext2fs_sync_device", retval, 967 _("while trying to flush %s"), 968 ctx->filesystem_name); 969 fatal_error(ctx, 0); 970 } 971 close(fd); 972 } 973 if (cflag && bad_blocks_file) { 974 fprintf(stderr, _("The -c and the -l/-L options may " 975 "not be both used at the same time.\n")); 976 exit(FSCK_USAGE); 977 } 978#ifdef HAVE_SIGNAL_H 979 /* 980 * Set up signal action 981 */ 982 memset(&sa, 0, sizeof(struct sigaction)); 983 sa.sa_handler = signal_cancel; 984 sigaction(SIGINT, &sa, 0); 985 sigaction(SIGTERM, &sa, 0); 986#ifdef SA_RESTART 987 sa.sa_flags = SA_RESTART; 988#endif 989 e2fsck_global_ctx = ctx; 990 sa.sa_handler = signal_progress_on; 991 sigaction(SIGUSR1, &sa, 0); 992 sa.sa_handler = signal_progress_off; 993 sigaction(SIGUSR2, &sa, 0); 994#endif 995 996 /* Update our PATH to include /sbin if we need to run badblocks */ 997 if (cflag) { 998 char *oldpath = getenv("PATH"); 999 char *newpath; 1000 int len = sizeof(PATH_SET) + 1; 1001 1002 if (oldpath) 1003 len += strlen(oldpath); 1004 1005 newpath = malloc(len); 1006 if (!newpath) 1007 fatal_error(ctx, "Couldn't malloc() newpath"); 1008 strcpy(newpath, PATH_SET); 1009 1010 if (oldpath) { 1011 strcat(newpath, ":"); 1012 strcat(newpath, oldpath); 1013 } 1014 putenv(newpath); 1015 } 1016#ifdef CONFIG_JBD_DEBUG 1017 jbd_debug = getenv("E2FSCK_JBD_DEBUG"); 1018 if (jbd_debug) { 1019 res = sscanf(jbd_debug, "%d", &journal_enable_debug); 1020 if (res != 1) { 1021 fprintf(stderr, 1022 _("E2FSCK_JBD_DEBUG \"%s\" not an integer\n\n"), 1023 jbd_debug); 1024 exit (1); 1025 } 1026 } 1027#endif 1028 return 0; 1029 1030sscanf_err: 1031 fprintf(stderr, _("\nInvalid non-numeric argument to -%c (\"%s\")\n\n"), 1032 c, optarg); 1033 exit (1); 1034} 1035 1036static errcode_t try_open_fs(e2fsck_t ctx, int flags, io_manager io_ptr, 1037 ext2_filsys *ret_fs) 1038{ 1039 errcode_t retval; 1040 1041 *ret_fs = NULL; 1042 if (ctx->superblock && ctx->blocksize) { 1043 retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options, 1044 flags, ctx->superblock, ctx->blocksize, 1045 io_ptr, ret_fs); 1046 } else if (ctx->superblock) { 1047 int blocksize; 1048 for (blocksize = EXT2_MIN_BLOCK_SIZE; 1049 blocksize <= EXT2_MAX_BLOCK_SIZE; blocksize *= 2) { 1050 if (*ret_fs) { 1051 ext2fs_free(*ret_fs); 1052 *ret_fs = NULL; 1053 } 1054 retval = ext2fs_open2(ctx->filesystem_name, 1055 ctx->io_options, flags, 1056 ctx->superblock, blocksize, 1057 io_ptr, ret_fs); 1058 if (!retval) 1059 break; 1060 } 1061 } else 1062 retval = ext2fs_open2(ctx->filesystem_name, ctx->io_options, 1063 flags, 0, 0, io_ptr, ret_fs); 1064 1065 if (retval == 0) 1066 e2fsck_set_bitmap_type(*ret_fs, EXT2FS_BMAP64_RBTREE, 1067 "default", NULL); 1068 return retval; 1069} 1070 1071static const char *my_ver_string = E2FSPROGS_VERSION; 1072static const char *my_ver_date = E2FSPROGS_DATE; 1073 1074static int e2fsck_check_mmp(ext2_filsys fs, e2fsck_t ctx) 1075{ 1076 struct mmp_struct *mmp_s; 1077 unsigned int mmp_check_interval; 1078 errcode_t retval = 0; 1079 struct problem_context pctx; 1080 unsigned int wait_time = 0; 1081 1082 clear_problem_context(&pctx); 1083 if (fs->mmp_buf == NULL) { 1084 retval = ext2fs_get_mem(fs->blocksize, &fs->mmp_buf); 1085 if (retval) 1086 goto check_error; 1087 } 1088 1089 retval = ext2fs_mmp_read(fs, fs->super->s_mmp_block, fs->mmp_buf); 1090 if (retval) 1091 goto check_error; 1092 1093 mmp_s = fs->mmp_buf; 1094 1095 mmp_check_interval = fs->super->s_mmp_update_interval; 1096 if (mmp_check_interval < EXT4_MMP_MIN_CHECK_INTERVAL) 1097 mmp_check_interval = EXT4_MMP_MIN_CHECK_INTERVAL; 1098 1099 /* 1100 * If check_interval in MMP block is larger, use that instead of 1101 * check_interval from the superblock. 1102 */ 1103 if (mmp_s->mmp_check_interval > mmp_check_interval) 1104 mmp_check_interval = mmp_s->mmp_check_interval; 1105 1106 wait_time = mmp_check_interval * 2 + 1; 1107 1108 if (mmp_s->mmp_seq == EXT4_MMP_SEQ_CLEAN) 1109 retval = 0; 1110 else if (mmp_s->mmp_seq == EXT4_MMP_SEQ_FSCK) 1111 retval = EXT2_ET_MMP_FSCK_ON; 1112 else if (mmp_s->mmp_seq > EXT4_MMP_SEQ_MAX) 1113 retval = EXT2_ET_MMP_UNKNOWN_SEQ; 1114 1115 if (retval) 1116 goto check_error; 1117 1118 /* Print warning if e2fck will wait for more than 20 secs. */ 1119 if (verbose || wait_time > EXT4_MMP_MIN_CHECK_INTERVAL * 4) { 1120 log_out(ctx, _("MMP interval is %u seconds and total wait " 1121 "time is %u seconds. Please wait...\n"), 1122 mmp_check_interval, wait_time * 2); 1123 } 1124 1125 return 0; 1126 1127check_error: 1128 1129 if (retval == EXT2_ET_MMP_BAD_BLOCK) { 1130 if (fix_problem(ctx, PR_0_MMP_INVALID_BLK, &pctx)) { 1131 fs->super->s_mmp_block = 0; 1132 ext2fs_mark_super_dirty(fs); 1133 retval = 0; 1134 } 1135 } else if (retval == EXT2_ET_MMP_FAILED) { 1136 com_err(ctx->program_name, retval, 1137 _("while checking MMP block")); 1138 dump_mmp_msg(fs->mmp_buf, NULL); 1139 } else if (retval == EXT2_ET_MMP_FSCK_ON || 1140 retval == EXT2_ET_MMP_UNKNOWN_SEQ) { 1141 com_err(ctx->program_name, retval, 1142 _("while checking MMP block")); 1143 dump_mmp_msg(fs->mmp_buf, 1144 _("If you are sure the filesystem is not " 1145 "in use on any node, run:\n" 1146 "'tune2fs -f -E clear_mmp {device}'\n")); 1147 } else if (retval == EXT2_ET_MMP_MAGIC_INVALID) { 1148 if (fix_problem(ctx, PR_0_MMP_INVALID_MAGIC, &pctx)) { 1149 ext2fs_mmp_clear(fs); 1150 retval = 0; 1151 } 1152 } 1153 return retval; 1154} 1155 1156int main (int argc, char *argv[]) 1157{ 1158 errcode_t retval = 0, retval2 = 0, orig_retval = 0; 1159 int exit_value = FSCK_OK; 1160 ext2_filsys fs = 0; 1161 io_manager io_ptr; 1162 struct ext2_super_block *sb; 1163 const char *lib_ver_date; 1164 int my_ver, lib_ver; 1165 e2fsck_t ctx; 1166 blk_t orig_superblock; 1167 struct problem_context pctx; 1168 int flags, run_result; 1169 int journal_size; 1170 int sysval, sys_page_size = 4096; 1171 int old_bitmaps; 1172 __u32 features[3]; 1173 char *cp; 1174 int qtype = -99; /* quota type */ 1175 1176 clear_problem_context(&pctx); 1177 sigcatcher_setup(); 1178#ifdef MTRACE 1179 mtrace(); 1180#endif 1181#ifdef MCHECK 1182 mcheck(0); 1183#endif 1184#ifdef ENABLE_NLS 1185 setlocale(LC_MESSAGES, ""); 1186 setlocale(LC_CTYPE, ""); 1187 bindtextdomain(NLS_CAT_NAME, LOCALEDIR); 1188 textdomain(NLS_CAT_NAME); 1189 set_com_err_gettext(gettext); 1190#endif 1191 my_ver = ext2fs_parse_version_string(my_ver_string); 1192 lib_ver = ext2fs_get_library_version(0, &lib_ver_date); 1193 if (my_ver > lib_ver) { 1194 fprintf( stderr, _("Error: ext2fs library version " 1195 "out of date!\n")); 1196 show_version_only++; 1197 } 1198 1199 retval = PRS(argc, argv, &ctx); 1200 if (retval) { 1201 com_err("e2fsck", retval, 1202 _("while trying to initialize program")); 1203 exit(FSCK_ERROR); 1204 } 1205 reserve_stdio_fds(); 1206 1207 set_up_logging(ctx); 1208 if (ctx->logf) { 1209 int i; 1210 fputs("E2fsck run: ", ctx->logf); 1211 for (i = 0; i < argc; i++) { 1212 if (i) 1213 fputc(' ', ctx->logf); 1214 fputs(argv[i], ctx->logf); 1215 } 1216 fputc('\n', ctx->logf); 1217 } 1218 1219 init_resource_track(&ctx->global_rtrack, NULL); 1220 if (!(ctx->options & E2F_OPT_PREEN) || show_version_only) 1221 log_err(ctx, "e2fsck %s (%s)\n", my_ver_string, 1222 my_ver_date); 1223 1224 if (show_version_only) { 1225 log_err(ctx, _("\tUsing %s, %s\n"), 1226 error_message(EXT2_ET_BASE), lib_ver_date); 1227 exit(FSCK_OK); 1228 } 1229 1230 check_mount(ctx); 1231 1232 if (!(ctx->options & E2F_OPT_PREEN) && 1233 !(ctx->options & E2F_OPT_NO) && 1234 !(ctx->options & E2F_OPT_YES)) { 1235 if (!ctx->interactive) 1236 fatal_error(ctx, 1237 _("need terminal for interactive repairs")); 1238 } 1239 ctx->superblock = ctx->use_superblock; 1240 1241 flags = EXT2_FLAG_SKIP_MMP; 1242restart: 1243#ifdef CONFIG_TESTIO_DEBUG 1244 if (getenv("TEST_IO_FLAGS") || getenv("TEST_IO_BLOCK")) { 1245 io_ptr = test_io_manager; 1246 test_io_backing_manager = unix_io_manager; 1247 } else 1248#endif 1249 io_ptr = unix_io_manager; 1250 flags |= EXT2_FLAG_NOFREE_ON_ERROR; 1251 profile_get_boolean(ctx->profile, "options", "old_bitmaps", 0, 0, 1252 &old_bitmaps); 1253 if (!old_bitmaps) 1254 flags |= EXT2_FLAG_64BITS; 1255 if ((ctx->options & E2F_OPT_READONLY) == 0) { 1256 flags |= EXT2_FLAG_RW; 1257 if (!(ctx->mount_flags & EXT2_MF_ISROOT && 1258 ctx->mount_flags & EXT2_MF_READONLY)) 1259 flags |= EXT2_FLAG_EXCLUSIVE; 1260 if ((ctx->mount_flags & EXT2_MF_READONLY) && 1261 (ctx->options & E2F_OPT_FORCE)) 1262 flags &= ~EXT2_FLAG_EXCLUSIVE; 1263 } 1264 1265 retval = try_open_fs(ctx, flags, io_ptr, &fs); 1266 1267 if (!ctx->superblock && !(ctx->options & E2F_OPT_PREEN) && 1268 !(ctx->flags & E2F_FLAG_SB_SPECIFIED) && 1269 ((retval == EXT2_ET_BAD_MAGIC) || 1270 (retval == EXT2_ET_CORRUPT_SUPERBLOCK) || 1271 ((retval == 0) && (retval2 = ext2fs_check_desc(fs))))) { 1272 if (retval) { 1273 pctx.errcode = retval; 1274 fix_problem(ctx, PR_0_OPEN_FAILED, &pctx); 1275 } 1276 if (retval2) { 1277 pctx.errcode = retval2; 1278 fix_problem(ctx, PR_0_CHECK_DESC_FAILED, &pctx); 1279 } 1280 pctx.errcode = 0; 1281 if (retval2 == ENOMEM || retval2 == EXT2_ET_NO_MEMORY) { 1282 retval = retval2; 1283 goto failure; 1284 } 1285 if (fs->flags & EXT2_FLAG_NOFREE_ON_ERROR) { 1286 ext2fs_free(fs); 1287 fs = NULL; 1288 } 1289 if (!fs || (fs->group_desc_count > 1)) { 1290 log_out(ctx, _("%s: %s trying backup blocks...\n"), 1291 ctx->program_name, 1292 retval ? _("Superblock invalid,") : 1293 _("Group descriptors look bad...")); 1294 orig_superblock = ctx->superblock; 1295 get_backup_sb(ctx, fs, ctx->filesystem_name, io_ptr); 1296 if (fs) 1297 ext2fs_close(fs); 1298 orig_retval = retval; 1299 retval = try_open_fs(ctx, flags, io_ptr, &fs); 1300 if ((orig_retval == 0) && retval != 0) { 1301 if (fs) 1302 ext2fs_close(fs); 1303 log_out(ctx, _("%s: %s while using the " 1304 "backup blocks"), 1305 ctx->program_name, 1306 error_message(retval)); 1307 log_out(ctx, _("%s: going back to original " 1308 "superblock\n"), 1309 ctx->program_name); 1310 ctx->superblock = orig_superblock; 1311 retval = try_open_fs(ctx, flags, io_ptr, &fs); 1312 } 1313 } 1314 } 1315 if (((retval == EXT2_ET_UNSUPP_FEATURE) || 1316 (retval == EXT2_ET_RO_UNSUPP_FEATURE)) && 1317 fs && fs->super) { 1318 sb = fs->super; 1319 features[0] = (sb->s_feature_compat & 1320 ~EXT2_LIB_FEATURE_COMPAT_SUPP); 1321 features[1] = (sb->s_feature_incompat & 1322 ~EXT2_LIB_FEATURE_INCOMPAT_SUPP); 1323 features[2] = (sb->s_feature_ro_compat & 1324 ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP); 1325 if (features[0] || features[1] || features[2]) 1326 goto print_unsupp_features; 1327 } 1328failure: 1329 if (retval) { 1330 if (orig_retval) 1331 retval = orig_retval; 1332 com_err(ctx->program_name, retval, _("while trying to open %s"), 1333 ctx->filesystem_name); 1334 if (retval == EXT2_ET_REV_TOO_HIGH) { 1335 log_out(ctx, _("The filesystem revision is apparently " 1336 "too high for this version of e2fsck.\n" 1337 "(Or the filesystem superblock " 1338 "is corrupt)\n\n")); 1339 fix_problem(ctx, PR_0_SB_CORRUPT, &pctx); 1340 } else if (retval == EXT2_ET_SHORT_READ) 1341 log_out(ctx, _("Could this be a zero-length " 1342 "partition?\n")); 1343 else if ((retval == EPERM) || (retval == EACCES)) 1344 log_out(ctx, _("You must have %s access to the " 1345 "filesystem or be root\n"), 1346 (ctx->options & E2F_OPT_READONLY) ? 1347 "r/o" : "r/w"); 1348 else if (retval == ENXIO) 1349 log_out(ctx, _("Possibly non-existent or " 1350 "swap device?\n")); 1351 else if (retval == EBUSY) 1352 log_out(ctx, _("Filesystem mounted or opened " 1353 "exclusively by another program?\n")); 1354 else if (retval == ENOENT) 1355 log_out(ctx, _("Possibly non-existent device?\n")); 1356#ifdef EROFS 1357 else if (retval == EROFS) 1358 log_out(ctx, _("Disk write-protected; use the -n " 1359 "option to do a read-only\n" 1360 "check of the device.\n")); 1361#endif 1362 else 1363 fix_problem(ctx, PR_0_SB_CORRUPT, &pctx); 1364 fatal_error(ctx, 0); 1365 } 1366 /* 1367 * We only update the master superblock because (a) paranoia; 1368 * we don't want to corrupt the backup superblocks, and (b) we 1369 * don't need to update the mount count and last checked 1370 * fields in the backup superblock (the kernel doesn't update 1371 * the backup superblocks anyway). With newer versions of the 1372 * library this flag is set by ext2fs_open2(), but we set this 1373 * here just to be sure. (No, we don't support e2fsck running 1374 * with some other libext2fs than the one that it was shipped 1375 * with, but just in case....) 1376 */ 1377 fs->flags |= EXT2_FLAG_MASTER_SB_ONLY; 1378 1379 if (!(ctx->flags & E2F_FLAG_GOT_DEVSIZE)) { 1380 __u32 blocksize = EXT2_BLOCK_SIZE(fs->super); 1381 int need_restart = 0; 1382 1383 pctx.errcode = ext2fs_get_device_size2(ctx->filesystem_name, 1384 blocksize, 1385 &ctx->num_blocks); 1386 /* 1387 * The floppy driver refuses to allow anyone else to 1388 * open the device if has been opened with O_EXCL; 1389 * this is unlike other block device drivers in Linux. 1390 * To handle this, we close the filesystem and then 1391 * reopen the filesystem after we get the device size. 1392 */ 1393 if (pctx.errcode == EBUSY) { 1394 ext2fs_close(fs); 1395 need_restart++; 1396 pctx.errcode = 1397 ext2fs_get_device_size2(ctx->filesystem_name, 1398 blocksize, 1399 &ctx->num_blocks); 1400 } 1401 if (pctx.errcode == EXT2_ET_UNIMPLEMENTED) 1402 ctx->num_blocks = 0; 1403 else if (pctx.errcode) { 1404 fix_problem(ctx, PR_0_GETSIZE_ERROR, &pctx); 1405 ctx->flags |= E2F_FLAG_ABORT; 1406 fatal_error(ctx, 0); 1407 } 1408 ctx->flags |= E2F_FLAG_GOT_DEVSIZE; 1409 if (need_restart) 1410 goto restart; 1411 } 1412 1413 ctx->fs = fs; 1414 fs->priv_data = ctx; 1415 fs->now = ctx->now; 1416 sb = fs->super; 1417 1418 if (sb->s_rev_level > E2FSCK_CURRENT_REV) { 1419 com_err(ctx->program_name, EXT2_ET_REV_TOO_HIGH, 1420 _("while trying to open %s"), 1421 ctx->filesystem_name); 1422 get_newer: 1423 fatal_error(ctx, _("Get a newer version of e2fsck!")); 1424 } 1425 1426 /* 1427 * Set the device name, which is used whenever we print error 1428 * or informational messages to the user. 1429 */ 1430 if (ctx->device_name == 0 && 1431 (sb->s_volume_name[0] != 0)) { 1432 ctx->device_name = string_copy(ctx, sb->s_volume_name, 1433 sizeof(sb->s_volume_name)); 1434 } 1435 if (ctx->device_name == 0) 1436 ctx->device_name = string_copy(ctx, ctx->filesystem_name, 0); 1437 for (cp = ctx->device_name; *cp; cp++) 1438 if (isspace(*cp) || *cp == ':') 1439 *cp = '_'; 1440 1441 ehandler_init(fs->io); 1442 1443 if ((fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_MMP) && 1444 (flags & EXT2_FLAG_SKIP_MMP)) { 1445 if (e2fsck_check_mmp(fs, ctx)) 1446 fatal_error(ctx, 0); 1447 1448 /* 1449 * Restart in order to reopen fs but this time start mmp. 1450 */ 1451 ext2fs_close(fs); 1452 ctx->fs = NULL; 1453 flags &= ~EXT2_FLAG_SKIP_MMP; 1454 goto restart; 1455 } 1456 1457 if (ctx->logf) 1458 fprintf(ctx->logf, "Filesystem UUID: %s\n", 1459 e2p_uuid2str(sb->s_uuid)); 1460 1461 /* 1462 * Make sure the ext3 superblock fields are consistent. 1463 */ 1464 retval = e2fsck_check_ext3_journal(ctx); 1465 if (retval) { 1466 com_err(ctx->program_name, retval, 1467 _("while checking ext3 journal for %s"), 1468 ctx->device_name); 1469 fatal_error(ctx, 0); 1470 } 1471 1472 /* 1473 * Check to see if we need to do ext3-style recovery. If so, 1474 * do it, and then restart the fsck. 1475 */ 1476 if (sb->s_feature_incompat & EXT3_FEATURE_INCOMPAT_RECOVER) { 1477 if (ctx->options & E2F_OPT_READONLY) { 1478 log_out(ctx, _("Warning: skipping journal recovery " 1479 "because doing a read-only filesystem " 1480 "check.\n")); 1481 io_channel_flush(ctx->fs->io); 1482 } else { 1483 if (ctx->flags & E2F_FLAG_RESTARTED) { 1484 /* 1485 * Whoops, we attempted to run the 1486 * journal twice. This should never 1487 * happen, unless the hardware or 1488 * device driver is being bogus. 1489 */ 1490 com_err(ctx->program_name, 0, 1491 _("unable to set superblock flags on %s\n"), ctx->device_name); 1492 fatal_error(ctx, 0); 1493 } 1494 retval = e2fsck_run_ext3_journal(ctx); 1495 if (retval) { 1496 com_err(ctx->program_name, retval, 1497 _("while recovering ext3 journal of %s"), 1498 ctx->device_name); 1499 fatal_error(ctx, 0); 1500 } 1501 ext2fs_close(ctx->fs); 1502 ctx->fs = 0; 1503 ctx->flags |= E2F_FLAG_RESTARTED; 1504 goto restart; 1505 } 1506 } 1507 1508 /* 1509 * Check for compatibility with the feature sets. We need to 1510 * be more stringent than ext2fs_open(). 1511 */ 1512 features[0] = sb->s_feature_compat & ~EXT2_LIB_FEATURE_COMPAT_SUPP; 1513 features[1] = sb->s_feature_incompat & ~EXT2_LIB_FEATURE_INCOMPAT_SUPP; 1514 features[2] = (sb->s_feature_ro_compat & 1515 ~EXT2_LIB_FEATURE_RO_COMPAT_SUPP); 1516print_unsupp_features: 1517 if (features[0] || features[1] || features[2]) { 1518 int i, j; 1519 __u32 *mask = features, m; 1520 1521 log_err(ctx, _("%s has unsupported feature(s):"), 1522 ctx->filesystem_name); 1523 1524 for (i=0; i <3; i++,mask++) { 1525 for (j=0,m=1; j < 32; j++, m<<=1) { 1526 if (*mask & m) 1527 log_err(ctx, " %s", 1528 e2p_feature2string(i, m)); 1529 } 1530 } 1531 log_err(ctx, "\n"); 1532 goto get_newer; 1533 } 1534#ifdef ENABLE_COMPRESSION 1535 if (sb->s_feature_incompat & EXT2_FEATURE_INCOMPAT_COMPRESSION) 1536 log_err(ctx, _("%s: warning: compression support " 1537 "is experimental.\n"), 1538 ctx->program_name); 1539#endif 1540#ifndef ENABLE_HTREE 1541 if (sb->s_feature_compat & EXT2_FEATURE_COMPAT_DIR_INDEX) { 1542 log_err(ctx, _("%s: e2fsck not compiled with HTREE support,\n\t" 1543 "but filesystem %s has HTREE directories.\n"), 1544 ctx->program_name, ctx->device_name); 1545 goto get_newer; 1546 } 1547#endif 1548 1549 /* 1550 * If the user specified a specific superblock, presumably the 1551 * master superblock has been trashed. So we mark the 1552 * superblock as dirty, so it can be written out. 1553 */ 1554 if (ctx->superblock && 1555 !(ctx->options & E2F_OPT_READONLY)) 1556 ext2fs_mark_super_dirty(fs); 1557 1558 /* 1559 * Calculate the number of filesystem blocks per pagesize. If 1560 * fs->blocksize > page_size, set the number of blocks per 1561 * pagesize to 1 to avoid division by zero errors. 1562 */ 1563#ifdef _SC_PAGESIZE 1564 sysval = sysconf(_SC_PAGESIZE); 1565 if (sysval > 0) 1566 sys_page_size = sysval; 1567#endif /* _SC_PAGESIZE */ 1568 ctx->blocks_per_page = sys_page_size / fs->blocksize; 1569 if (ctx->blocks_per_page == 0) 1570 ctx->blocks_per_page = 1; 1571 1572 if (ctx->superblock) 1573 set_latch_flags(PR_LATCH_RELOC, PRL_LATCHED, 0); 1574 ext2fs_mark_valid(fs); 1575 check_super_block(ctx); 1576 if (ctx->flags & E2F_FLAG_SIGNAL_MASK) 1577 fatal_error(ctx, 0); 1578 check_if_skip(ctx); 1579 check_resize_inode(ctx); 1580 if (bad_blocks_file) 1581 read_bad_blocks_file(ctx, bad_blocks_file, replace_bad_blocks); 1582 else if (cflag) 1583 read_bad_blocks_file(ctx, 0, !keep_bad_blocks); /* Test disk */ 1584 if (ctx->flags & E2F_FLAG_SIGNAL_MASK) 1585 fatal_error(ctx, 0); 1586 1587 /* 1588 * Mark the system as valid, 'til proven otherwise 1589 */ 1590 ext2fs_mark_valid(fs); 1591 1592 retval = ext2fs_read_bb_inode(fs, &fs->badblocks); 1593 if (retval) { 1594 log_out(ctx, _("%s: %s while reading bad blocks inode\n"), 1595 ctx->program_name, error_message(retval)); 1596 preenhalt(ctx); 1597 log_out(ctx, _("This doesn't bode well, " 1598 "but we'll try to go on...\n")); 1599 } 1600 1601 /* 1602 * Save the journal size in megabytes. 1603 * Try and use the journal size from the backup else let e2fsck 1604 * find the default journal size. 1605 */ 1606 if (sb->s_jnl_backup_type == EXT3_JNL_BACKUP_BLOCKS) 1607 journal_size = (sb->s_jnl_blocks[15] << (32 - 20)) | 1608 (sb->s_jnl_blocks[16] >> 20); 1609 else 1610 journal_size = -1; 1611 1612 if (sb->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_QUOTA) { 1613 /* Quotas were enabled. Do quota accounting during fsck. */ 1614 if ((sb->s_usr_quota_inum && sb->s_grp_quota_inum) || 1615 (!sb->s_usr_quota_inum && !sb->s_grp_quota_inum)) 1616 qtype = -1; 1617 else 1618 qtype = sb->s_usr_quota_inum ? USRQUOTA : GRPQUOTA; 1619 1620 quota_init_context(&ctx->qctx, ctx->fs, qtype); 1621 } 1622 1623 run_result = e2fsck_run(ctx); 1624 e2fsck_clear_progbar(ctx); 1625 1626 if (ctx->flags & E2F_FLAG_JOURNAL_INODE) { 1627 if (fix_problem(ctx, PR_6_RECREATE_JOURNAL, &pctx)) { 1628 if (journal_size < 1024) 1629 journal_size = ext2fs_default_journal_size(ext2fs_blocks_count(fs->super)); 1630 if (journal_size < 0) { 1631 fs->super->s_feature_compat &= 1632 ~EXT3_FEATURE_COMPAT_HAS_JOURNAL; 1633 fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY; 1634 log_out(ctx, "%s: Couldn't determine " 1635 "journal size\n", ctx->program_name); 1636 goto no_journal; 1637 } 1638 log_out(ctx, _("Creating journal (%d blocks): "), 1639 journal_size); 1640 fflush(stdout); 1641 retval = ext2fs_add_journal_inode(fs, 1642 journal_size, 0); 1643 if (retval) { 1644 log_out(ctx, "%s: while trying to create " 1645 "journal\n", error_message(retval)); 1646 goto no_journal; 1647 } 1648 log_out(ctx, _(" Done.\n")); 1649 log_out(ctx, _("\n*** journal has been re-created - " 1650 "filesystem is now ext3 again ***\n")); 1651 } 1652 } 1653no_journal: 1654 1655 if (ctx->qctx) { 1656 int i, needs_writeout; 1657 for (i = 0; i < MAXQUOTAS; i++) { 1658 if (qtype != -1 && qtype != i) 1659 continue; 1660 needs_writeout = 0; 1661 pctx.num = i; 1662 retval = quota_compare_and_update(ctx->qctx, i, 1663 &needs_writeout); 1664 if ((retval || needs_writeout) && 1665 fix_problem(ctx, PR_6_UPDATE_QUOTAS, &pctx)) 1666 quota_write_inode(ctx->qctx, i); 1667 } 1668 quota_release_context(&ctx->qctx); 1669 } 1670 1671 if (run_result == E2F_FLAG_RESTART) { 1672 log_out(ctx, _("Restarting e2fsck from the beginning...\n")); 1673 retval = e2fsck_reset_context(ctx); 1674 if (retval) { 1675 com_err(ctx->program_name, retval, 1676 _("while resetting context")); 1677 fatal_error(ctx, 0); 1678 } 1679 ext2fs_close(fs); 1680 goto restart; 1681 } 1682 if (run_result & E2F_FLAG_CANCEL) { 1683 log_out(ctx, _("%s: e2fsck canceled.\n"), ctx->device_name ? 1684 ctx->device_name : ctx->filesystem_name); 1685 exit_value |= FSCK_CANCELED; 1686 } 1687 if (run_result & E2F_FLAG_ABORT) 1688 fatal_error(ctx, _("aborted")); 1689 if (check_backup_super_block(ctx)) { 1690 fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY; 1691 ext2fs_mark_super_dirty(fs); 1692 } 1693 1694#ifdef MTRACE 1695 mtrace_print("Cleanup"); 1696#endif 1697 if (ext2fs_test_changed(fs)) { 1698 exit_value |= FSCK_NONDESTRUCT; 1699 if (!(ctx->options & E2F_OPT_PREEN)) 1700 log_out(ctx, _("\n%s: ***** FILE SYSTEM WAS " 1701 "MODIFIED *****\n"), 1702 ctx->device_name); 1703 if (ctx->mount_flags & EXT2_MF_ISROOT) { 1704 log_out(ctx, _("%s: ***** REBOOT LINUX *****\n"), 1705 ctx->device_name); 1706 exit_value |= FSCK_REBOOT; 1707 } 1708 } 1709 if (!ext2fs_test_valid(fs) || 1710 ((exit_value & FSCK_CANCELED) && 1711 (sb->s_state & EXT2_ERROR_FS))) { 1712 log_out(ctx, _("\n%s: ********** WARNING: Filesystem still has " 1713 "errors **********\n\n"), ctx->device_name); 1714 exit_value |= FSCK_UNCORRECTED; 1715 exit_value &= ~FSCK_NONDESTRUCT; 1716 } 1717 if (exit_value & FSCK_CANCELED) { 1718 int allow_cancellation; 1719 1720 profile_get_boolean(ctx->profile, "options", 1721 "allow_cancellation", 0, 0, 1722 &allow_cancellation); 1723 exit_value &= ~FSCK_NONDESTRUCT; 1724 if (allow_cancellation && ext2fs_test_valid(fs) && 1725 (sb->s_state & EXT2_VALID_FS) && 1726 !(sb->s_state & EXT2_ERROR_FS)) 1727 exit_value = 0; 1728 } else { 1729 show_stats(ctx); 1730 if (!(ctx->options & E2F_OPT_READONLY)) { 1731 if (ext2fs_test_valid(fs)) { 1732 if (!(sb->s_state & EXT2_VALID_FS)) 1733 exit_value |= FSCK_NONDESTRUCT; 1734 sb->s_state = EXT2_VALID_FS; 1735 } else 1736 sb->s_state &= ~EXT2_VALID_FS; 1737 sb->s_mnt_count = 0; 1738 if (!(ctx->flags & E2F_FLAG_TIME_INSANE)) 1739 sb->s_lastcheck = ctx->now; 1740 memset(((char *) sb) + EXT4_S_ERR_START, 0, 1741 EXT4_S_ERR_LEN); 1742 ext2fs_mark_super_dirty(fs); 1743 } 1744 } 1745 1746 if ((run_result & E2F_FLAG_CANCEL) == 0 && 1747 sb->s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_GDT_CSUM && 1748 !(ctx->options & E2F_OPT_READONLY)) { 1749 retval = ext2fs_set_gdt_csum(ctx->fs); 1750 if (retval) { 1751 com_err(ctx->program_name, retval, 1752 _("while setting block group checksum info")); 1753 fatal_error(ctx, 0); 1754 } 1755 } 1756 1757 e2fsck_write_bitmaps(ctx); 1758 io_channel_flush(ctx->fs->io); 1759 print_resource_track(ctx, NULL, &ctx->global_rtrack, ctx->fs->io); 1760 1761 ext2fs_close(fs); 1762 ctx->fs = NULL; 1763 free(ctx->journal_name); 1764 1765 e2fsck_free_context(ctx); 1766 remove_error_table(&et_ext2_error_table); 1767 remove_error_table(&et_prof_error_table); 1768 return exit_value; 1769} 1770