X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=misc%2Fmke2fs.c;h=68fbb66523b2d1dd11c62520939e76263f3c6cfc;hb=ec794020acd00cf62d215d216449abeefe8ca320;hp=a59d24cce17bca2a9cd8badee84e6e96f1d10253;hpb=581ecb6d8808a083add919f066f44cf7e70f9c4a;p=tools%2Fe2fsprogs.git diff --git a/misc/mke2fs.c b/misc/mke2fs.c index a59d24c..68fbb66 100644 --- a/misc/mke2fs.c +++ b/misc/mke2fs.c @@ -16,17 +16,17 @@ * enforced (but it's not much fun on a character device :-). */ -#define _XOPEN_SOURCE 600 /* for inclusion of PATH_MAX in Solaris */ +#define _XOPEN_SOURCE 600 /* for inclusion of PATH_MAX */ #include "config.h" #include #include #include -#include #include #include #ifdef __linux__ #include +#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) #endif #ifdef HAVE_GETOPT_H #include @@ -44,24 +44,22 @@ extern int optind; #include #endif #include -#include -#include #include #include #include #include "ext2fs/ext2_fs.h" #include "ext2fs/ext2fsP.h" -#include "et/com_err.h" #include "uuid/uuid.h" -#include "e2p/e2p.h" -#include "ext2fs/ext2fs.h" #include "util.h" -#include "profile.h" -#include "prof_err.h" +#include "support/nls-enable.h" +#include "support/plausible.h" +#include "support/profile.h" +#include "support/prof_err.h" #include "../version.h" -#include "nls-enable.h" -#include "quota/mkquota.h" +#include "support/quotaio.h" +#include "mke2fs.h" +#include "create_inode.h" #define STRIDE_LENGTH 8 @@ -77,50 +75,63 @@ extern int isatty(int); extern FILE *fpopen(const char *cmd, const char *mode); const char * program_name = "mke2fs"; -const char * device_name /* = NULL */; +static const char * device_name /* = NULL */; /* Command line options */ -int cflag; +static int cflag; int verbose; int quiet; -int super_only; -int discard = 1; /* attempt to discard device before fs creation */ -int direct_io; -int force; -int noaction; +static int super_only; +static int discard = 1; /* attempt to discard device before fs creation */ +static int direct_io; +static int force; +static int noaction; +static int num_backups = 2; /* number of backup bg's for sparse_super2 */ +static uid_t root_uid; +static gid_t root_gid; int journal_size; int journal_flags; -int lazy_itable_init; -char *bad_blocks_filename; -__u32 fs_stride; -int quotatype = -1; /* Initialize both user and group quotas by default */ - -struct ext2_super_block fs_param; -char *fs_uuid = NULL; -char *creator_os; -char *volume_label; -char *mount_dir; +static int lazy_itable_init; +static int packed_meta_blocks; +static char *bad_blocks_filename = NULL; +static __u32 fs_stride; +static int quotatype = -1; /* Initialize both user and group quotas by default */ +static __u64 offset; +static blk64_t journal_location = ~0LL; +static int proceed_delay = -1; +static blk64_t dev_size; + +static struct ext2_super_block fs_param; +static char *fs_uuid = NULL; +static char *creator_os; +static char *volume_label; +static char *mount_dir; char *journal_device; -int sync_kludge; /* Set using the MKE2FS_SYNC env. option */ +static int sync_kludge; /* Set using the MKE2FS_SYNC env. option */ char **fs_types; +const char *root_dir; /* Copy files from the specified directory */ +static char *undo_file; -profile_t profile; +static profile_t profile; -int sys_page_size = 4096; -int linux_version_code = 0; +static int sys_page_size = 4096; + +static int errors_behavior = 0; static void usage(void) { fprintf(stderr, _("Usage: %s [-c|-l filename] [-b block-size] " "[-C cluster-size]\n\t[-i bytes-per-inode] [-I inode-size] " "[-J journal-options]\n" - "\t[-G flex-group-size] [-N number-of-inodes]\n" + "\t[-G flex-group-size] [-N number-of-inodes] " + "[-d root-directory]\n" "\t[-m reserved-blocks-percentage] [-o creator-os]\n" "\t[-g blocks-per-group] [-L volume-label] " "[-M last-mounted-directory]\n\t[-O feature[,...]] " "[-r fs-revision] [-E extended-option[,...]]\n" - "\t[-t fs-type] [-T usage-type ] [-U UUID] " - "[-jnqvDFKSV] device [blocks-count]\n"), + "\t[-t fs-type] [-T usage-type ] [-U UUID] [-e errors_behavior]" + "[-z undo_file]\n" + "\t[-jnqvDFKSV] device [blocks-count]\n"), program_name); exit(1); } @@ -137,7 +148,7 @@ static int int_log2(unsigned long long arg) return l; } -static int int_log10(unsigned long long arg) +int int_log10(unsigned long long arg) { int l; @@ -166,7 +177,31 @@ static int parse_version_number(const char *s) rev = strtol(cp, &endptr, 10); if (cp == endptr) return 0; - return ((((major * 256) + minor) * 256) + rev); + return KERNEL_VERSION(major, minor, rev); +} + +static int is_before_linux_ver(unsigned int major, unsigned int minor, + unsigned int rev) +{ + struct utsname ut; + static int linux_version_code = -1; + + if (uname(&ut)) { + perror("uname"); + exit(1); + } + if (linux_version_code < 0) + linux_version_code = parse_version_number(ut.release); + if (linux_version_code == 0) + return 0; + + return linux_version_code < KERNEL_VERSION(major, minor, rev); +} +#else +static int is_before_linux_ver(unsigned int major, unsigned int minor, + unsigned int rev) +{ + return 0; } #endif @@ -197,7 +232,7 @@ static void read_bb_file(ext2_filsys fs, badblocks_list *bb_list, retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); fclose (f); if (retval) { - com_err("ext2fs_read_bb_FILE", retval, + com_err("ext2fs_read_bb_FILE", retval, "%s", _("while reading in list of bad blocks from file")); exit(1); } @@ -226,7 +261,7 @@ static void test_disk(ext2_filsys fs, badblocks_list *bb_list) retval = ext2fs_read_bb_FILE(fs, f, bb_list, invalid_block); pclose(f); if (retval) { - com_err("ext2fs_read_bb_FILE", retval, + com_err("ext2fs_read_bb_FILE", retval, "%s", _("while processing list of bad blocks from program")); exit(1); } @@ -297,7 +332,7 @@ _("Warning: the backup superblock/group descriptors at block %u contain\n" */ retval = ext2fs_badblocks_list_iterate_begin(bb_list, &bb_iter); if (retval) { - com_err("ext2fs_badblocks_list_iterate_begin", retval, + com_err("ext2fs_badblocks_list_iterate_begin", retval, "%s", _("while marking bad blocks as used")); exit(1); } @@ -312,13 +347,11 @@ static void write_reserved_inodes(ext2_filsys fs) ext2_ino_t ino; struct ext2_inode *inode; - retval = ext2fs_get_mem(EXT2_INODE_SIZE(fs->super), &inode); + retval = ext2fs_get_memzero(EXT2_INODE_SIZE(fs->super), &inode); if (retval) { - com_err("inode_init", retval, - "while allocating memory"); + com_err("inode_init", retval, _("while allocating memory")); exit(1); } - bzero(inode, EXT2_INODE_SIZE(fs->super)); for (ino = 1; ino < EXT2_FIRST_INO(fs->super); ino++) ext2fs_write_inode_full(fs, ino, inode, @@ -327,6 +360,41 @@ static void write_reserved_inodes(ext2_filsys fs) ext2fs_free_mem(&inode); } +static errcode_t packed_allocate_tables(ext2_filsys fs) +{ + errcode_t retval; + dgrp_t i; + blk64_t goal = 0; + + for (i = 0; i < fs->group_desc_count; i++) { + retval = ext2fs_new_block2(fs, goal, NULL, &goal); + if (retval) + return retval; + ext2fs_block_alloc_stats2(fs, goal, +1); + ext2fs_block_bitmap_loc_set(fs, i, goal); + } + for (i = 0; i < fs->group_desc_count; i++) { + retval = ext2fs_new_block2(fs, goal, NULL, &goal); + if (retval) + return retval; + ext2fs_block_alloc_stats2(fs, goal, +1); + ext2fs_inode_bitmap_loc_set(fs, i, goal); + } + for (i = 0; i < fs->group_desc_count; i++) { + blk64_t end = ext2fs_blocks_count(fs->super) - 1; + retval = ext2fs_get_free_blocks2(fs, goal, end, + fs->inode_blocks_per_group, + fs->block_map, &goal); + if (retval) + return retval; + ext2fs_block_alloc_stats_range(fs, goal, + fs->inode_blocks_per_group, +1); + ext2fs_inode_table_loc_set(fs, i, goal); + ext2fs_group_desc_csum_set(fs, i); + } + return 0; +} + static void write_inode_tables(ext2_filsys fs, int lazy_flag, int itable_zeroed) { errcode_t retval; @@ -355,12 +423,14 @@ static void write_inode_tables(ext2_filsys fs, int lazy_flag, int itable_zeroed) ext2fs_bg_flags_set(fs, i, EXT2_BG_INODE_ZEROED); ext2fs_group_desc_csum_set(fs, i); } - retval = ext2fs_zero_blocks2(fs, blk, num, &blk, &num); - if (retval) { - fprintf(stderr, _("\nCould not write %d " - "blocks in inode table starting at %llu: %s\n"), - num, blk, error_message(retval)); - exit(1); + if (!itable_zeroed) { + retval = ext2fs_zero_blocks2(fs, blk, num, &blk, &num); + if (retval) { + fprintf(stderr, _("\nCould not write %d " + "blocks in inode table starting at %llu: %s\n"), + num, blk, error_message(retval)); + exit(1); + } } if (sync_kludge) { if (sync_kludge == 1) @@ -369,7 +439,6 @@ static void write_inode_tables(ext2_filsys fs, int lazy_flag, int itable_zeroed) sync(); } } - ext2fs_zero_blocks2(0, 0, 0, 0, 0); ext2fs_numeric_progress_close(fs, &progress, _("done \n")); @@ -384,31 +453,29 @@ static void create_root_dir(ext2_filsys fs) { errcode_t retval; struct ext2_inode inode; - __u32 uid, gid; retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, EXT2_ROOT_INO, 0); if (retval) { - com_err("ext2fs_mkdir", retval, _("while creating root dir")); + com_err("ext2fs_mkdir", retval, "%s", + _("while creating root dir")); exit(1); } - if (geteuid()) { + if (root_uid != 0 || root_gid != 0) { retval = ext2fs_read_inode(fs, EXT2_ROOT_INO, &inode); if (retval) { - com_err("ext2fs_read_inode", retval, + com_err("ext2fs_read_inode", retval, "%s", _("while reading root inode")); exit(1); } - uid = getuid(); - inode.i_uid = uid; - ext2fs_set_i_uid_high(inode, uid >> 16); - if (uid) { - gid = getgid(); - inode.i_gid = gid; - ext2fs_set_i_gid_high(inode, gid >> 16); - } + + inode.i_uid = root_uid; + ext2fs_set_i_uid_high(inode, root_uid >> 16); + inode.i_gid = root_gid; + ext2fs_set_i_gid_high(inode, root_gid >> 16); + retval = ext2fs_write_new_inode(fs, EXT2_ROOT_INO, &inode); if (retval) { - com_err("ext2fs_write_inode", retval, + com_err("ext2fs_write_inode", retval, "%s", _("while setting root inode ownership")); exit(1); } @@ -426,14 +493,14 @@ static void create_lost_and_found(ext2_filsys fs) fs->umask = 077; retval = ext2fs_mkdir(fs, EXT2_ROOT_INO, 0, name); if (retval) { - com_err("ext2fs_mkdir", retval, + com_err("ext2fs_mkdir", retval, "%s", _("while creating /lost+found")); exit(1); } retval = ext2fs_lookup(fs, EXT2_ROOT_INO, name, strlen(name), 0, &ino); if (retval) { - com_err("ext2_lookup", retval, + com_err("ext2_lookup", retval, "%s", _("while looking up /lost+found")); exit(1); } @@ -446,7 +513,7 @@ static void create_lost_and_found(ext2_filsys fs) break; retval = ext2fs_expand_dir(fs, ino); if (retval) { - com_err("ext2fs_expand_dir", retval, + com_err("ext2fs_expand_dir", retval, "%s", _("while expanding /lost+found")); exit(1); } @@ -461,7 +528,7 @@ static void create_bad_block_inode(ext2_filsys fs, badblocks_list bb_list) ext2fs_inode_alloc_stats2(fs, EXT2_BAD_INO, +1, 0); retval = ext2fs_update_bb_inode(fs, bb_list); if (retval) { - com_err("ext2fs_update_bb_inode", retval, + com_err("ext2fs_update_bb_inode", retval, "%s", _("while setting bad block inode")); exit(1); } @@ -530,7 +597,7 @@ static void create_journal_dev(ext2_filsys fs) retval = ext2fs_create_journal_superblock(fs, ext2fs_blocks_count(fs->super), 0, &buf); if (retval) { - com_err("create_journal_dev", retval, + com_err("create_journal_dev", retval, "%s", _("while initializing journal superblock")); exit(1); } @@ -560,7 +627,6 @@ static void create_journal_dev(ext2_filsys fs) count -= c; ext2fs_numeric_progress_update(fs, &progress, blk); } - ext2fs_zero_blocks2(0, 0, 0, 0, 0); ext2fs_numeric_progress_close(fs, &progress, NULL); write_superblock: @@ -568,7 +634,7 @@ write_superblock: fs->super->s_first_data_block+1, 1, buf); if (retval) { - com_err("create_journal_dev", retval, + com_err("create_journal_dev", retval, "%s", _("while writing journal superblock")); exit(1); } @@ -583,6 +649,14 @@ static void show_stats(ext2_filsys fs) dgrp_t i; int need, col_left; + if (!verbose) { + printf(_("Creating filesystem with %llu %dk blocks and " + "%u inodes\n"), + ext2fs_blocks_count(s), fs->blocksize >> 10, + s->s_inodes_count); + goto skip_details; + } + if (ext2fs_blocks_count(&fs_param) != ext2fs_blocks_count(s)) fprintf(stderr, _("warning: %llu blocks unused.\n\n"), ext2fs_blocks_count(&fs_param) - ext2fs_blocks_count(s)); @@ -612,6 +686,8 @@ static void show_stats(ext2_filsys fs) ext2fs_r_blocks_count(s), 100.0 * ext2fs_r_blocks_count(s) / ext2fs_blocks_count(s)); printf(_("First data block=%u\n"), s->s_first_data_block); + if (root_uid != 0 || root_gid != 0) + printf(_("Root directory owner=%u:%u\n"), root_uid, root_gid); if (s->s_reserved_gdt_blocks) printf(_("Maximum filesystem blocks=%lu\n"), (s->s_reserved_gdt_blocks + fs->desc_blocks) * @@ -629,12 +705,15 @@ static void show_stats(ext2_filsys fs) s->s_blocks_per_group, s->s_clusters_per_group); printf(_("%u inodes per group\n"), s->s_inodes_per_group); +skip_details: if (fs->group_desc_count == 1) { printf("\n"); return; } - printf(_("Superblock backups stored on blocks: ")); + if (!e2p_is_null_uuid(s->s_uuid)) + printf(_("Filesystem UUID: %s\n"), e2p_uuid2str(s->s_uuid)); + printf("%s", _("Superblock backups stored on blocks: ")); group_block = s->s_first_data_block; col_left = 0; for (i = 1; i < fs->group_desc_count; i++) { @@ -704,7 +783,7 @@ static void parse_extended_opts(struct ext2_super_block *param, len = strlen(opts); buf = malloc(len+1); if (!buf) { - fprintf(stderr, + fprintf(stderr, "%s", _("Couldn't allocate memory to parse options!\n")); exit(1); } @@ -721,7 +800,51 @@ static void parse_extended_opts(struct ext2_super_block *param, *arg = 0; arg++; } - if (strcmp(token, "mmp_update_interval") == 0) { + if (strcmp(token, "desc-size") == 0 || + strcmp(token, "desc_size") == 0) { + int desc_size; + + if (!(fs_param.s_feature_incompat & + EXT4_FEATURE_INCOMPAT_64BIT)) { + fprintf(stderr, + _("%s requires '-O 64bit'\n"), token); + r_usage++; + continue; + } + if (param->s_reserved_gdt_blocks != 0) { + fprintf(stderr, + _("'%s' must be before 'resize=%u'\n"), + token, param->s_reserved_gdt_blocks); + r_usage++; + continue; + } + if (!arg) { + r_usage++; + badopt = token; + continue; + } + desc_size = strtoul(arg, &p, 0); + if (*p || (desc_size & (desc_size - 1))) { + fprintf(stderr, + _("Invalid desc_size: '%s'\n"), arg); + r_usage++; + continue; + } + param->s_desc_size = desc_size; + } else if (strcmp(token, "offset") == 0) { + if (!arg) { + r_usage++; + badopt = token; + continue; + } + offset = strtoull(arg, &p, 0); + if (*p) { + fprintf(stderr, _("Invalid offset: %s\n"), + arg); + r_usage++; + continue; + } + } else if (strcmp(token, "mmp_update_interval") == 0) { if (!arg) { r_usage++; badopt = token; @@ -735,6 +858,28 @@ static void parse_extended_opts(struct ext2_super_block *param, r_usage++; continue; } + } else if (strcmp(token, "num_backup_sb") == 0) { + if (!arg) { + r_usage++; + badopt = token; + continue; + } + num_backups = strtoul(arg, &p, 0); + if (*p || num_backups > 2) { + fprintf(stderr, + _("Invalid # of backup " + "superblocks: %s\n"), + arg); + r_usage++; + continue; + } + } else if (strcmp(token, "packed_meta_blocks") == 0) { + if (arg) + packed_meta_blocks = strtoul(arg, &p, 0); + else + packed_meta_blocks = 1; + if (packed_meta_blocks) + journal_location = 0; } else if (strcmp(token, "stride") == 0) { if (!arg) { r_usage++; @@ -788,7 +933,7 @@ static void parse_extended_opts(struct ext2_super_block *param, continue; } if (resize <= ext2fs_blocks_count(param)) { - fprintf(stderr, + fprintf(stderr, "%s", _("The resize maximum must be greater " "than the filesystem size.\n")); r_usage++; @@ -812,7 +957,7 @@ static void parse_extended_opts(struct ext2_super_block *param, if (rsv_gdb > 0) { if (param->s_rev_level == EXT2_GOOD_OLD_REV) { - fprintf(stderr, + fprintf(stderr, "%s", _("On-line resizing not supported with revision 0 filesystems\n")); free(buf); exit(1); @@ -835,6 +980,29 @@ static void parse_extended_opts(struct ext2_super_block *param, EXT2_MKJOURNAL_LAZYINIT : 0; else journal_flags |= EXT2_MKJOURNAL_LAZYINIT; + } else if (!strcmp(token, "root_owner")) { + if (arg) { + root_uid = strtoul(arg, &p, 0); + if (*p != ':') { + fprintf(stderr, + _("Invalid root_owner: '%s'\n"), + arg); + r_usage++; + continue; + } + p++; + root_gid = strtoul(p, &p, 0); + if (*p) { + fprintf(stderr, + _("Invalid root_owner: '%s'\n"), + arg); + r_usage++; + continue; + } + } else { + root_uid = getuid(); + root_gid = getgid(); + } } else if (!strcmp(token, "discard")) { discard = 1; } else if (!strcmp(token, "nodiscard")) { @@ -867,11 +1035,17 @@ static void parse_extended_opts(struct ext2_super_block *param, "and may take an argument which\n" "\tis set off by an equals ('=') sign.\n\n" "Valid extended options are:\n" + "\tmmp_update_interval=\n" + "\tnum_backup_sb=<0|1|2>\n" "\tstride=\n" "\tstripe-width=\n" + "\toffset=\n" "\tresize=\n" + "\tpacked_meta_blocks=<0 to disable, 1 to enable>\n" "\tlazy_itable_init=<0 to disable, 1 to enable>\n" "\tlazy_journal_init=<0 to disable, 1 to enable>\n" + "\troot_uid=\n" + "\troot_gid=\n" "\ttest_fs\n" "\tdiscard\n" "\tnodiscard\n" @@ -894,7 +1068,8 @@ static __u32 ok_features[3] = { EXT3_FEATURE_COMPAT_HAS_JOURNAL | EXT2_FEATURE_COMPAT_RESIZE_INODE | EXT2_FEATURE_COMPAT_DIR_INDEX | - EXT2_FEATURE_COMPAT_EXT_ATTR, + EXT2_FEATURE_COMPAT_EXT_ATTR | + EXT4_FEATURE_COMPAT_SPARSE_SUPER2, /* Incompat */ EXT2_FEATURE_INCOMPAT_FILETYPE| EXT3_FEATURE_INCOMPAT_EXTENTS| @@ -902,7 +1077,9 @@ static __u32 ok_features[3] = { EXT2_FEATURE_INCOMPAT_META_BG| EXT4_FEATURE_INCOMPAT_FLEX_BG| EXT4_FEATURE_INCOMPAT_MMP | - EXT4_FEATURE_INCOMPAT_64BIT, + EXT4_FEATURE_INCOMPAT_64BIT| + EXT4_FEATURE_INCOMPAT_INLINE_DATA| + EXT4_FEATURE_INCOMPAT_ENCRYPT, /* R/O compat */ EXT2_FEATURE_RO_COMPAT_LARGE_FILE| EXT4_FEATURE_RO_COMPAT_HUGE_FILE| @@ -911,9 +1088,7 @@ static __u32 ok_features[3] = { EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER| EXT4_FEATURE_RO_COMPAT_GDT_CSUM| EXT4_FEATURE_RO_COMPAT_BIGALLOC| -#ifdef CONFIG_QUOTA EXT4_FEATURE_RO_COMPAT_QUOTA| -#endif EXT4_FEATURE_RO_COMPAT_METADATA_CSUM }; @@ -1086,11 +1261,11 @@ static char **parse_fs_type(const char *fs_type, "%s filesystem type.\n"), ext_type); if (!strcmp(ext_type, "ext3") || !strcmp(ext_type, "ext4") || !strcmp(ext_type, "ext4dev")) { - printf(_("You probably need to install an updated " - "mke2fs.conf file.\n\n")); + printf("%s", _("You probably need to install an " + "updated mke2fs.conf file.\n\n")); } if (!force) { - printf(_("Aborting...\n")); + printf("%s", _("Aborting...\n")); exit(1); } } @@ -1112,6 +1287,7 @@ static char **parse_fs_type(const char *fs_type, parse_str = malloc(strlen(usage_types)+1); if (!parse_str) { + free(profile_type); free(list.list); return 0; } @@ -1146,7 +1322,7 @@ static char **parse_fs_type(const char *fs_type, return (list.list); } -static char *get_string_from_profile(char **types, const char *opt, +char *get_string_from_profile(char **types, const char *opt, const char *def_val) { char *ret = 0; @@ -1163,7 +1339,7 @@ static char *get_string_from_profile(char **types, const char *opt, return (ret); } -static int get_int_from_profile(char **types, const char *opt, int def_val) +int get_int_from_profile(char **types, const char *opt, int def_val) { int ret; char **cpp; @@ -1174,6 +1350,18 @@ static int get_int_from_profile(char **types, const char *opt, int def_val) return ret; } +static unsigned int get_uint_from_profile(char **types, const char *opt, + unsigned int def_val) +{ + unsigned int ret; + char **cpp; + + profile_get_uint(profile, "defaults", opt, 0, def_val, &ret); + for (cpp = types; *cpp; cpp++) + profile_get_uint(profile, "fs_types", *cpp, opt, ret, &ret); + return ret; +} + static double get_double_from_profile(char **types, const char *opt, double def_val) { @@ -1186,7 +1374,7 @@ static double get_double_from_profile(char **types, const char *opt, return ret; } -static int get_bool_from_profile(char **types, const char *opt, int def_val) +int get_bool_from_profile(char **types, const char *opt, int def_val) { int ret; char **cpp; @@ -1254,7 +1442,7 @@ out: static void PRS(int argc, char *argv[]) { - int b, c; + int b, c, flags; int cluster_size = 0; char *tmp, **cpp; int blocksize = 0; @@ -1263,18 +1451,29 @@ static void PRS(int argc, char *argv[]) unsigned long flex_bg_size = 0; double reserved_ratio = -1.0; int lsector_size = 0, psector_size = 0; - int show_version_only = 0; + int show_version_only = 0, is_device = 0; unsigned long long num_inodes = 0; /* unsigned long long to catch too-large input */ errcode_t retval; char * oldpath = getenv("PATH"); char * extended_opts = 0; char * fs_type = 0; char * usage_types = 0; - blk64_t dev_size; + /* + * NOTE: A few words about fs_blocks_count and blocksize: + * + * Initially, blocksize is set to zero, which implies 1024. + * If -b is specified, blocksize is updated to the user's value. + * + * Next, the device size or the user's "blocks" command line argument + * is used to set fs_blocks_count; the units are blocksize. + * + * Later, if blocksize hasn't been set and the profile specifies a + * blocksize, then blocksize is updated and fs_blocks_count is scaled + * appropriately. Note the change in units! + * + * Finally, we complain about fs_blocks_count > 2^32 on a non-64bit fs. + */ blk64_t fs_blocks_count = 0; -#ifdef __linux__ - struct utsname ut; -#endif long sysval; int s_opt = -1, r_opt = -1; char *fs_features = 0; @@ -1286,7 +1485,8 @@ static void PRS(int argc, char *argv[]) pathlen += strlen(oldpath); newpath = malloc(pathlen); if (!newpath) { - fprintf(stderr, _("Couldn't allocate memory for new PATH.\n")); + fprintf(stderr, "%s", + _("Couldn't allocate memory for new PATH.\n")); exit(1); } strcpy(newpath, PATH_SET); @@ -1339,15 +1539,8 @@ profile_error: memset(&fs_param, 0, sizeof(struct ext2_super_block)); fs_param.s_rev_level = 1; /* Create revision 1 filesystems now */ -#ifdef __linux__ - if (uname(&ut)) { - perror("uname"); - exit(1); - } - linux_version_code = parse_version_number(ut.release); - if (linux_version_code && linux_version_code < (2*65536 + 2*256)) + if (is_before_linux_ver(2, 2, 0)) fs_param.s_rev_level = 0; -#endif if (argc && *argv) { program_name = get_progname(*argv); @@ -1359,7 +1552,7 @@ profile_error: } while ((c = getopt (argc, argv, - "b:cg:i:jl:m:no:qr:s:t:vC:DE:FG:I:J:KL:M:N:O:R:ST:U:V")) != EOF) { + "b:ce:g:i:jl:m:no:qr:s:t:d:vC:DE:FG:I:J:KL:M:N:O:R:ST:U:Vz:")) != EOF) { switch (c) { case 'b': blocksize = parse_num_blocks2(optarg, -1); @@ -1395,15 +1588,39 @@ profile_error: case 'D': direct_io = 1; break; + case 'R': + com_err(program_name, 0, "%s", + _("'-R' is deprecated, use '-E' instead")); + /* fallthrough */ + case 'E': + extended_opts = optarg; + break; + case 'e': + if (strcmp(optarg, "continue") == 0) + errors_behavior = EXT2_ERRORS_CONTINUE; + else if (strcmp(optarg, "remount-ro") == 0) + errors_behavior = EXT2_ERRORS_RO; + else if (strcmp(optarg, "panic") == 0) + errors_behavior = EXT2_ERRORS_PANIC; + else { + com_err(program_name, 0, + _("bad error behavior - %s"), + optarg); + usage(); + } + break; + case 'F': + force++; + break; case 'g': fs_param.s_blocks_per_group = strtoul(optarg, &tmp, 0); if (*tmp) { - com_err(program_name, 0, - _("Illegal number for blocks per group")); + com_err(program_name, 0, "%s", + _("Illegal number for blocks per group")); exit(1); } if ((fs_param.s_blocks_per_group % 8) != 0) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("blocks per group must be multiple of 8")); exit(1); } @@ -1411,16 +1628,22 @@ profile_error: case 'G': flex_bg_size = strtoul(optarg, &tmp, 0); if (*tmp) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Illegal number for flex_bg size")); exit(1); } if (flex_bg_size < 1 || (flex_bg_size & (flex_bg_size-1)) != 0) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("flex_bg size must be a power of 2")); exit(1); } + if (flex_bg_size > MAX_32_NUM) { + com_err(program_name, 0, + _("flex_bg size (%lu) must be less than" + " or equal to 2^31"), flex_bg_size); + exit(1); + } break; case 'i': inode_ratio = strtoul(optarg, &tmp, 0); @@ -1434,29 +1657,42 @@ profile_error: exit(1); } break; + case 'I': + inode_size = strtoul(optarg, &tmp, 0); + if (*tmp) { + com_err(program_name, 0, + _("invalid inode size - %s"), optarg); + exit(1); + } + break; + case 'j': + if (!journal_size) + journal_size = -1; + break; case 'J': parse_journal_opts(optarg); break; case 'K': - fprintf(stderr, _("Warning: -K option is deprecated and " - "should not be used anymore. Use " - "\'-E nodiscard\' extended option " - "instead!\n")); + fprintf(stderr, "%s", + _("Warning: -K option is deprecated and " + "should not be used anymore. Use " + "\'-E nodiscard\' extended option " + "instead!\n")); discard = 0; break; - case 'j': - if (!journal_size) - journal_size = -1; - break; case 'l': - bad_blocks_filename = malloc(strlen(optarg)+1); + bad_blocks_filename = realloc(bad_blocks_filename, + strlen(optarg) + 1); if (!bad_blocks_filename) { - com_err(program_name, ENOMEM, + com_err(program_name, ENOMEM, "%s", _("in malloc for bad_blocks_filename")); exit(1); } strcpy(bad_blocks_filename, optarg); break; + case 'L': + volume_label = optarg; + break; case 'm': reserved_ratio = strtod(optarg, &tmp); if ( *tmp || reserved_ratio > 50 || @@ -1467,12 +1703,26 @@ profile_error: exit(1); } break; + case 'M': + mount_dir = optarg; + break; case 'n': noaction++; break; + case 'N': + num_inodes = strtoul(optarg, &tmp, 0); + if (*tmp) { + com_err(program_name, 0, + _("bad num inodes - %s"), optarg); + exit(1); + } + break; case 'o': creator_os = optarg; break; + case 'O': + fs_features = optarg; + break; case 'q': quiet = 1; break; @@ -1483,52 +1733,22 @@ profile_error: _("bad revision level - %s"), optarg); exit(1); } + if (r_opt > EXT2_MAX_SUPP_REV) { + com_err(program_name, EXT2_ET_REV_TOO_HIGH, + _("while trying to create revision %d"), r_opt); + exit(1); + } fs_param.s_rev_level = r_opt; break; case 's': /* deprecated */ s_opt = atoi(optarg); break; - case 'I': - inode_size = strtoul(optarg, &tmp, 0); - if (*tmp) { - com_err(program_name, 0, - _("invalid inode size - %s"), optarg); - exit(1); - } - break; - case 'v': - verbose = 1; - break; - case 'F': - force++; - break; - case 'L': - volume_label = optarg; - break; - case 'M': - mount_dir = optarg; - break; - case 'N': - num_inodes = strtoul(optarg, &tmp, 0); - if (*tmp) { - com_err(program_name, 0, - _("bad num inodes - %s"), optarg); - exit(1); - } - break; - case 'O': - fs_features = optarg; - break; - case 'E': - case 'R': - extended_opts = optarg; - break; case 'S': super_only = 1; break; case 't': if (fs_type) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("The -t option may only be used once")); exit(1); } @@ -1536,7 +1756,7 @@ profile_error: break; case 'T': if (usage_types) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("The -T option may only be used once")); exit(1); } @@ -1545,10 +1765,19 @@ profile_error: case 'U': fs_uuid = optarg; break; + case 'd': + root_dir = optarg; + break; + case 'v': + verbose = 1; + break; case 'V': /* Print version number and exit */ show_version_only++; break; + case 'z': + undo_file = optarg; + break; default: usage(); } @@ -1602,7 +1831,7 @@ profile_error: printf(_("Using journal device's blocksize: %d\n"), blocksize); fs_param.s_log_block_size = int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); - ext2fs_close(jfs); + ext2fs_close_free(&jfs); } if (optind < argc) { @@ -1618,8 +1847,20 @@ profile_error: if (optind < argc) usage(); - if (!force) - check_plausibility(device_name); + profile_get_integer(profile, "options", "proceed_delay", 0, 0, + &proceed_delay); + + /* The isatty() test is so we don't break existing scripts */ + flags = CREATE_FILE; + if (isatty(0) && isatty(1)) + flags |= CHECK_FS_EXIST; + if (!quiet) + flags |= VERBOSE_CREATE; + if (fs_blocks_count == 0) + flags |= NO_SIZE; + if (!check_plausibility(device_name, flags, &is_device) && !force) + proceed_question(proceed_delay); + check_mount(device_name, force, _("filesystem")); /* Determine the size of the device (if possible) */ @@ -1632,20 +1873,20 @@ profile_error: &dev_size); if (retval && (retval != EXT2_ET_UNIMPLEMENTED)) { - com_err(program_name, retval, + com_err(program_name, retval, "%s", _("while trying to determine filesystem size")); exit(1); } if (!fs_blocks_count) { if (retval == EXT2_ET_UNIMPLEMENTED) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Couldn't determine device size; you " "must specify\nthe size of the " "filesystem\n")); exit(1); } else { if (dev_size == 0) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Device size reported to be zero. " "Invalid partition specified, or\n\t" "partition table wasn't reread " @@ -1661,10 +1902,10 @@ profile_error: fs_blocks_count &= ~((blk64_t) ((sys_page_size / EXT2_BLOCK_SIZE(&fs_param))-1)); } - } else if (!force && (fs_blocks_count > dev_size)) { - com_err(program_name, 0, + } else if (!force && is_device && (fs_blocks_count > dev_size)) { + com_err(program_name, 0, "%s", _("Filesystem larger than apparent device size.")); - proceed_question(); + proceed_question(proceed_delay); } if (!fs_type) @@ -1683,7 +1924,7 @@ profile_error: fs_blocks_count ? fs_blocks_count : dev_size, argv[0]); if (!fs_types) { - fprintf(stderr, _("Failed to parse fs types list\n")); + fprintf(stderr, "%s", _("Failed to parse fs types list\n")); exit(1); } @@ -1692,7 +1933,7 @@ profile_error: tmp = NULL; if (fs_param.s_rev_level != EXT2_GOOD_OLD_REV) { tmp = get_string_from_profile(fs_types, "base_features", - "sparse_super,filetype,resize_inode,dir_index"); + "sparse_super,large_file,filetype,resize_inode,dir_index"); edit_feature(tmp, &fs_param.s_feature_compat); free(tmp); @@ -1732,33 +1973,87 @@ profile_error: if (for_hurd(creator_os)) { if (fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_FILETYPE) { - fprintf(stderr, _("The HURD does not support the " - "filetype feature.\n")); + fprintf(stderr, "%s", _("The HURD does not support the " + "filetype feature.\n")); exit(1); } if (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_HUGE_FILE) { - fprintf(stderr, _("The HURD does not support the " - "huge_file feature.\n")); + fprintf(stderr, "%s", _("The HURD does not support the " + "huge_file feature.\n")); exit(1); } if (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_METADATA_CSUM) { - fprintf(stderr, _("The HURD does not support the " - "metadata_csum feature.\n")); + fprintf(stderr, "%s", _("The HURD does not support the " + "metadata_csum feature.\n")); + exit(1); + } + } + + /* Get the hardware sector sizes, if available */ + retval = ext2fs_get_device_sectsize(device_name, &lsector_size); + if (retval) { + com_err(program_name, retval, "%s", + _("while trying to determine hardware sector size")); + exit(1); + } + retval = ext2fs_get_device_phys_sectsize(device_name, &psector_size); + if (retval) { + com_err(program_name, retval, "%s", + _("while trying to determine physical sector size")); + exit(1); + } + + tmp = getenv("MKE2FS_DEVICE_SECTSIZE"); + if (tmp != NULL) + lsector_size = atoi(tmp); + tmp = getenv("MKE2FS_DEVICE_PHYS_SECTSIZE"); + if (tmp != NULL) + psector_size = atoi(tmp); + + /* Older kernels may not have physical/logical distinction */ + if (!psector_size) + psector_size = lsector_size; + + if (blocksize <= 0) { + use_bsize = get_int_from_profile(fs_types, "blocksize", 4096); + + if (use_bsize == -1) { + use_bsize = sys_page_size; + if (is_before_linux_ver(2, 6, 0) && use_bsize > 4096) + use_bsize = 4096; + } + if (lsector_size && use_bsize < lsector_size) + use_bsize = lsector_size; + if ((blocksize < 0) && (use_bsize < (-blocksize))) + use_bsize = -blocksize; + blocksize = use_bsize; + fs_blocks_count /= (blocksize / 1024); + } else { + if (blocksize < lsector_size) { /* Impossible */ + com_err(program_name, EINVAL, "%s", + _("while setting blocksize; too small " + "for device\n")); exit(1); + } else if ((blocksize < psector_size) && + (psector_size <= sys_page_size)) { /* Suboptimal */ + fprintf(stderr, _("Warning: specified blocksize %d is " + "less than device physical sectorsize %d\n"), + blocksize, psector_size); } } + fs_param.s_log_block_size = + int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); + /* * We now need to do a sanity check of fs_blocks_count for * 32-bit vs 64-bit block number support. */ - if ((fs_blocks_count > MAX_32_NUM) && (blocksize == 0)) { - fs_blocks_count /= 4; /* Try using a 4k blocksize */ - blocksize = 4096; - fs_param.s_log_block_size = 2; - } + if ((fs_blocks_count > MAX_32_NUM) && + (fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT)) + fs_param.s_feature_compat &= ~EXT2_FEATURE_COMPAT_RESIZE_INODE; if ((fs_blocks_count > MAX_32_NUM) && !(fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) && get_bool_from_profile(fs_types, "auto_64-bit_support", 0)) { @@ -1790,14 +2085,15 @@ profile_error: if (r_opt == EXT2_GOOD_OLD_REV && (fs_param.s_feature_compat || fs_param.s_feature_incompat || fs_param.s_feature_ro_compat)) { - fprintf(stderr, _("Filesystem features not supported " - "with revision 0 filesystems\n")); + fprintf(stderr, "%s", _("Filesystem features not supported " + "with revision 0 filesystems\n")); exit(1); } if (s_opt > 0) { if (r_opt == EXT2_GOOD_OLD_REV) { - fprintf(stderr, _("Sparse superblocks not supported " + fprintf(stderr, "%s", + _("Sparse superblocks not supported " "with revision 0 filesystems\n")); exit(1); } @@ -1809,8 +2105,8 @@ profile_error: if (journal_size != 0) { if (r_opt == EXT2_GOOD_OLD_REV) { - fprintf(stderr, _("Journals not supported " - "with revision 0 filesystems\n")); + fprintf(stderr, "%s", _("Journals not supported with " + "revision 0 filesystems\n")); exit(1); } fs_param.s_feature_compat |= @@ -1834,15 +2130,15 @@ profile_error: reserved_ratio = 0; fs_param.s_feature_incompat = EXT3_FEATURE_INCOMPAT_JOURNAL_DEV; fs_param.s_feature_compat = 0; - fs_param.s_feature_ro_compat = 0; + fs_param.s_feature_ro_compat &= + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM; } - if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && - (fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE)) { - fprintf(stderr, _("The resize_inode and meta_bg features " - "are not compatible.\n" - "They can not be both enabled " - "simultaneously.\n")); + /* Check the user's mkfs options for 64bit */ + if ((fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) && + !(fs_param.s_feature_incompat & EXT3_FEATURE_INCOMPAT_EXTENTS)) { + printf("%s", _("Extents MUST be enabled for a 64-bit " + "filesystem. Pass -O extents to rectify.\n")); exit(1); } @@ -1851,63 +2147,6 @@ profile_error: if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && ((tmp = getenv("MKE2FS_FIRST_META_BG")))) fs_param.s_first_meta_bg = atoi(tmp); - - /* Get the hardware sector sizes, if available */ - retval = ext2fs_get_device_sectsize(device_name, &lsector_size); - if (retval) { - com_err(program_name, retval, - _("while trying to determine hardware sector size")); - exit(1); - } - retval = ext2fs_get_device_phys_sectsize(device_name, &psector_size); - if (retval) { - com_err(program_name, retval, - _("while trying to determine physical sector size")); - exit(1); - } - - if ((tmp = getenv("MKE2FS_DEVICE_SECTSIZE")) != NULL) - lsector_size = atoi(tmp); - if ((tmp = getenv("MKE2FS_DEVICE_PHYS_SECTSIZE")) != NULL) - psector_size = atoi(tmp); - - /* Older kernels may not have physical/logical distinction */ - if (!psector_size) - psector_size = lsector_size; - - if (blocksize <= 0) { - use_bsize = get_int_from_profile(fs_types, "blocksize", 4096); - - if (use_bsize == -1) { - use_bsize = sys_page_size; - if ((linux_version_code < (2*65536 + 6*256)) && - (use_bsize > 4096)) - use_bsize = 4096; - } - if (lsector_size && use_bsize < lsector_size) - use_bsize = lsector_size; - if ((blocksize < 0) && (use_bsize < (-blocksize))) - use_bsize = -blocksize; - blocksize = use_bsize; - ext2fs_blocks_count_set(&fs_param, - ext2fs_blocks_count(&fs_param) / - (blocksize / 1024)); - } else { - if (blocksize < lsector_size) { /* Impossible */ - com_err(program_name, EINVAL, - _("while setting blocksize; too small " - "for device\n")); - exit(1); - } else if ((blocksize < psector_size) && - (psector_size <= sys_page_size)) { /* Suboptimal */ - fprintf(stderr, _("Warning: specified blocksize %d is " - "less than device physical sectorsize %d\n"), - blocksize, psector_size); - } - } - - fs_param.s_log_block_size = - int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE); if (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC) { if (!cluster_size) cluster_size = get_int_from_profile(fs_types, @@ -1917,13 +2156,13 @@ profile_error: int_log2(cluster_size >> EXT2_MIN_CLUSTER_LOG_SIZE); if (fs_param.s_log_cluster_size && fs_param.s_log_cluster_size < fs_param.s_log_block_size) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("The cluster size may not be " "smaller than the block size.\n")); exit(1); } } else if (cluster_size) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("specifying a cluster size requires the " "bigalloc feature")); exit(1); @@ -1953,6 +2192,8 @@ profile_error: } #endif + num_backups = get_int_from_profile(fs_types, "num_backup_sb", 2); + blocksize = EXT2_BLOCK_SIZE(&fs_param); /* @@ -1969,14 +2210,30 @@ profile_error: com_err(program_name, 0, _("%d-byte blocks too big for system (max %d)"), blocksize, sys_page_size); - proceed_question(); + proceed_question(proceed_delay); } fprintf(stderr, _("Warning: %d-byte blocks too big for system " "(max %d), forced to continue\n"), blocksize, sys_page_size); } - lazy_itable_init = 0; + /* Metadata checksumming wasn't totally stable before 3.18. */ + if (is_before_linux_ver(3, 18, 0) && + (fs_param.s_feature_ro_compat & + EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) + fprintf(stderr, _("Suggestion: Use Linux kernel >= 3.18 for " + "improved stability of the metadata and journal " + "checksum features.\n")); + + /* + * On newer kernels we do have lazy_itable_init support. So pick the + * right default in case ext4 module is not loaded. + */ + if (is_before_linux_ver(2, 6, 37)) + lazy_itable_init = 0; + else + lazy_itable_init = 1; + if (access("/sys/fs/ext4/features/lazy_itable_init", R_OK) == 0) lazy_itable_init = 1; @@ -1989,6 +2246,20 @@ profile_error: EXT2_MKJOURNAL_LAZYINIT : 0; journal_flags |= EXT2_MKJOURNAL_NO_MNT_CHECK; + if (!journal_location_string) + journal_location_string = get_string_from_profile(fs_types, + "journal_location", ""); + if ((journal_location == ~0ULL) && journal_location_string && + *journal_location_string) + journal_location = parse_num_blocks2(journal_location_string, + fs_param.s_log_block_size); + free(journal_location_string); + + packed_meta_blocks = get_bool_from_profile(fs_types, + "packed_meta_blocks", 0); + if (packed_meta_blocks) + journal_location = 0; + /* Get options from profile */ for (cpp = fs_types; *cpp; cpp++) { tmp = NULL; @@ -2011,32 +2282,35 @@ profile_error: /* Can't support bigalloc feature without extents feature */ if ((fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC) && !(fs_param.s_feature_incompat & EXT3_FEATURE_INCOMPAT_EXTENTS)) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Can't support bigalloc feature without " "extents feature")); exit(1); } + if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_META_BG) && + (fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE)) { + fprintf(stderr, "%s", _("The resize_inode and meta_bg " + "features are not compatible.\n" + "They can not be both enabled " + "simultaneously.\n")); + exit(1); + } + if (!quiet && (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_BIGALLOC)) - fprintf(stderr, _("\nWarning: the bigalloc feature is still " - "under development\n" + fprintf(stderr, "%s", _("\nWarning: the bigalloc feature is " + "still under development\n" "See https://ext4.wiki.kernel.org/" "index.php/Bigalloc for more information\n\n")); - if (!quiet && - (fs_param.s_feature_ro_compat & EXT4_FEATURE_RO_COMPAT_QUOTA)) - fprintf(stderr, _("\nWarning: the quota feature is still " - "under development\n" - "See https://ext4.wiki.kernel.org/" - "index.php/Quota for more information\n\n")); - - /* Since sparse_super is the default, we would only have a problem + /* + * Since sparse_super is the default, we would only have a problem * here if it was explicitly disabled. */ if ((fs_param.s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE) && !(fs_param.s_feature_ro_compat&EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("reserved online resize blocks not supported " "on non-sparse filesystem")); exit(1); @@ -2045,7 +2319,7 @@ profile_error: if (fs_param.s_blocks_per_group) { if (fs_param.s_blocks_per_group < 256 || fs_param.s_blocks_per_group > 8 * (unsigned) blocksize) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("blocks per group count out of range")); exit(1); } @@ -2064,12 +2338,12 @@ profile_error: inode_size = get_int_from_profile(fs_types, "inode_size", 0); if (!flex_bg_size && (fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_FLEX_BG)) - flex_bg_size = get_int_from_profile(fs_types, - "flex_bg_size", 16); + flex_bg_size = get_uint_from_profile(fs_types, + "flex_bg_size", 16); if (flex_bg_size) { if (!(fs_param.s_feature_incompat & EXT4_FEATURE_INCOMPAT_FLEX_BG)) { - com_err(program_name, 0, + com_err(program_name, 0, "%s", _("Flex_bg feature not enabled, so " "flex_bg size may not be specified")); exit(1); @@ -2090,6 +2364,20 @@ profile_error: fs_param.s_inode_size = inode_size; } + /* + * If inode size is 128 and inline data is enabled, we need + * to notify users that inline data will never be useful. + */ + if ((fs_param.s_feature_incompat & + EXT4_FEATURE_INCOMPAT_INLINE_DATA) && + fs_param.s_inode_size == EXT2_GOOD_OLD_INODE_SIZE) { + com_err(program_name, 0, + _("%d byte inodes are too small for inline data; " + "specify larger size"), + fs_param.s_inode_size); + exit(1); + } + /* Make sure number of inodes specified will fit in 32 bits */ if (num_inodes == 0) { unsigned long long n; @@ -2138,6 +2426,13 @@ profile_error: ext2fs_r_blocks_count_set(&fs_param, reserved_ratio * ext2fs_blocks_count(&fs_param) / 100.0); + if (fs_param.s_feature_compat & EXT4_FEATURE_COMPAT_SPARSE_SUPER2) { + if (num_backups >= 1) + fs_param.s_backup_bgs[0] = 1; + if (num_backups >= 2) + fs_param.s_backup_bgs[1] = ~0; + } + free(fs_type); free(usage_types); } @@ -2201,6 +2496,21 @@ static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr) char *dev_name, *tmp_name; int free_tdb_dir = 0; + /* (re)open a specific undo file */ + if (undo_file && undo_file[0] != 0) { + retval = set_undo_io_backing_manager(*io_ptr); + if (retval) + goto err; + *io_ptr = undo_io_manager; + retval = set_undo_io_backup_file(undo_file); + if (retval) + goto err; + printf(_("Overwriting existing filesystem; this can be undone " + "using the command:\n" + " e2undo %s %s\n\n"), undo_file, name); + return retval; + } + /* * Configuration via a conf file would be * nice @@ -2214,8 +2524,11 @@ static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr) } if (!strcmp(tdb_dir, "none") || (tdb_dir[0] == 0) || - access(tdb_dir, W_OK)) + access(tdb_dir, W_OK)) { + if (free_tdb_dir) + free(tdb_dir); return 0; + } tmp_name = strdup(name); if (!tmp_name) @@ -2229,14 +2542,16 @@ static int mke2fs_setup_tdb(const char *name, io_manager *io_ptr) sprintf(tdb_file, "%s/mke2fs-%s.e2undo", tdb_dir, dev_name); free(tmp_name); - if (!access(tdb_file, F_OK)) { - if (unlink(tdb_file) < 0) { - retval = errno; - goto errout; - } + if ((unlink(tdb_file) < 0) && (errno != ENOENT)) { + retval = errno; + com_err(program_name, retval, + _("while trying to delete %s"), tdb_file); + goto errout; } - set_undo_io_backing_manager(*io_ptr); + retval = set_undo_io_backing_manager(*io_ptr); + if (retval) + goto errout; *io_ptr = undo_io_manager; retval = set_undo_io_backup_file(tdb_file); if (retval) @@ -2254,7 +2569,8 @@ errout: if (free_tdb_dir) free(tdb_dir); free(tdb_file); - com_err(program_name, retval, +err: + com_err(program_name, retval, "%s", _("while trying to setup undo file\n")); return retval; } @@ -2309,30 +2625,43 @@ static int mke2fs_discard_device(ext2_filsys fs) static void fix_cluster_bg_counts(ext2_filsys fs) { - blk64_t cluster, num_clusters, tot_free; - unsigned num = 0; - int grp_free, num_free, group; - - num_clusters = EXT2FS_B2C(fs, ext2fs_blocks_count(fs->super)); - tot_free = num_free = group = grp_free = 0; - for (cluster = EXT2FS_B2C(fs, fs->super->s_first_data_block); - cluster < num_clusters; cluster++) { - if (!ext2fs_test_block_bitmap2(fs->block_map, - EXT2FS_C2B(fs, cluster))) { - grp_free++; - tot_free++; + blk64_t block, num_blocks, last_block, next; + blk64_t tot_free = 0; + errcode_t retval; + dgrp_t group = 0; + int grp_free = 0; + + num_blocks = ext2fs_blocks_count(fs->super); + last_block = ext2fs_group_last_block2(fs, group); + block = fs->super->s_first_data_block; + while (block < num_blocks) { + retval = ext2fs_find_first_zero_block_bitmap2(fs->block_map, + block, last_block, &next); + if (retval == 0) + block = next; + else { + block = last_block + 1; + goto next_bg; } - num++; - if ((num == fs->super->s_clusters_per_group) || - (cluster == num_clusters-1)) { + + retval = ext2fs_find_first_set_block_bitmap2(fs->block_map, + block, last_block, &next); + if (retval) + next = last_block + 1; + grp_free += EXT2FS_NUM_B2C(fs, next - block); + tot_free += next - block; + block = next; + + if (block > last_block) { + next_bg: ext2fs_bg_free_blocks_count_set(fs, group, grp_free); ext2fs_group_desc_csum_set(fs, group); - num = 0; grp_free = 0; group++; + last_block = ext2fs_group_last_block2(fs, group); } } - ext2fs_free_blocks_count_set(fs->super, EXT2FS_C2B(fs, tot_free)); + ext2fs_free_blocks_count_set(fs->super, tot_free); } static int create_quota_inodes(ext2_filsys fs) @@ -2347,19 +2676,51 @@ static int create_quota_inodes(ext2_filsys fs) return 0; } +static errcode_t set_error_behavior(ext2_filsys fs) +{ + char *arg = NULL; + short errors = fs->super->s_errors; + + arg = get_string_from_profile(fs_types, "errors", NULL); + if (arg == NULL) + goto try_user; + + if (strcmp(arg, "continue") == 0) + errors = EXT2_ERRORS_CONTINUE; + else if (strcmp(arg, "remount-ro") == 0) + errors = EXT2_ERRORS_RO; + else if (strcmp(arg, "panic") == 0) + errors = EXT2_ERRORS_PANIC; + else { + com_err(program_name, 0, + _("bad error behavior in profile - %s"), + arg); + free(arg); + return EXT2_ET_INVALID_ARGUMENT; + } + free(arg); + +try_user: + if (errors_behavior) + errors = errors_behavior; + + fs->super->s_errors = errors; + return 0; +} + int main (int argc, char *argv[]) { errcode_t retval = 0; ext2_filsys fs; badblocks_list bb_list = 0; - unsigned int journal_blocks; + unsigned int journal_blocks = 0; unsigned int i, checkinterval; int max_mnt_count; int val, hash_alg; int flags; int old_bitmaps; io_manager io_ptr; - char tdb_string[40]; + char opt_string[40]; char *hash_alg_str; int itable_zeroed = 0; @@ -2380,7 +2741,7 @@ int main (int argc, char *argv[]) #endif io_ptr = unix_io_manager; - if (should_do_undo(device_name)) { + if (undo_file != NULL || should_do_undo(device_name)) { retval = mke2fs_setup_tdb(device_name, &io_ptr); if (retval) exit(1); @@ -2405,45 +2766,67 @@ int main (int argc, char *argv[]) flags |= EXT2_FLAG_PRINT_PROGRESS; retval = ext2fs_initialize(device_name, flags, &fs_param, io_ptr, &fs); if (retval) { - com_err(device_name, retval, _("while setting up superblock")); + com_err(device_name, retval, "%s", + _("while setting up superblock")); exit(1); } fs->progress_ops = &ext2fs_numeric_progress_ops; + /* Set the error behavior */ + retval = set_error_behavior(fs); + if (retval) + usage(); + /* Check the user's mkfs options for metadata checksumming */ if (!quiet && + !EXT2_HAS_INCOMPAT_FEATURE(fs->super, + EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) && EXT2_HAS_RO_COMPAT_FEATURE(fs->super, EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) { if (!EXT2_HAS_INCOMPAT_FEATURE(fs->super, EXT3_FEATURE_INCOMPAT_EXTENTS)) - printf(_("Extents are not enabled. The file extent " + printf("%s", + _("Extents are not enabled. The file extent " "tree can be checksummed, whereas block maps " "cannot. Not enabling extents reduces the " "coverage of metadata checksumming. " "Pass -O extents to rectify.\n")); if (!EXT2_HAS_INCOMPAT_FEATURE(fs->super, EXT4_FEATURE_INCOMPAT_64BIT)) - printf(_("64-bit filesystem support is not " - "enabled. The larger fields afforded by " - "this feature enable full-strength " - "checksumming. Pass -O 64bit to rectify.\n")); + printf("%s", + _("64-bit filesystem support is not enabled. " + "The larger fields afforded by this feature " + "enable full-strength checksumming. " + "Pass -O 64bit to rectify.\n")); } + /* Calculate journal blocks */ + if (!journal_device && ((journal_size) || + (fs_param.s_feature_compat & + EXT3_FEATURE_COMPAT_HAS_JOURNAL))) + journal_blocks = figure_journal_size(journal_size, fs); + /* Can't undo discard ... */ - if (!noaction && discard && (io_ptr != undo_io_manager)) { + if (!noaction && discard && dev_size && (io_ptr != undo_io_manager)) { retval = mke2fs_discard_device(fs); if (!retval && io_channel_discard_zeroes_data(fs->io)) { if (verbose) - printf(_("Discard succeeded and will return 0s " - " - skipping inode table wipe\n")); + printf("%s", + _("Discard succeeded and will return " + "0s - skipping inode table wipe\n")); lazy_itable_init = 1; itable_zeroed = 1; + zero_hugefile = 0; } } - sprintf(tdb_string, "tdb_data_size=%d", fs->blocksize <= 4096 ? + sprintf(opt_string, "tdb_data_size=%d", fs->blocksize <= 4096 ? 32768 : fs->blocksize * 8); - io_channel_set_options(fs->io, tdb_string); + io_channel_set_options(fs->io, opt_string); + if (offset) { + sprintf(opt_string, "offset=%llu", offset); + io_channel_set_options(fs->io, opt_string); + } if (fs_param.s_flags & EXT2_FLAGS_TEST_FILESYS) fs->super->s_flags |= EXT2_FLAGS_TEST_FILESYS; @@ -2551,6 +2934,15 @@ int main (int argc, char *argv[]) sizeof(fs->super->s_last_mounted)); } + /* Set current default encryption algorithms for data and + * filename encryption */ + if (fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_ENCRYPT) { + fs->super->s_encrypt_algos[0] = + EXT4_ENCRYPTION_MODE_AES_256_XTS; + fs->super->s_encrypt_algos[1] = + EXT4_ENCRYPTION_MODE_AES_256_CTS; + } + if (EXT2_HAS_RO_COMPAT_FEATURE(fs->super, EXT4_FEATURE_RO_COMPAT_METADATA_CSUM)) fs->super->s_checksum_type = EXT2_CRC32C_CHKSUM; @@ -2564,38 +2956,48 @@ int main (int argc, char *argv[]) if (fs->super->s_feature_incompat & EXT3_FEATURE_INCOMPAT_JOURNAL_DEV) { create_journal_dev(fs); - exit(ext2fs_close(fs) ? 1 : 0); + printf("\n"); + exit(ext2fs_close_free(&fs) ? 1 : 0); } if (bad_blocks_filename) read_bb_file(fs, &bb_list, bad_blocks_filename); if (cflag) test_disk(fs, &bb_list); - handle_bad_blocks(fs, bb_list); + fs->stride = fs_stride = fs->super->s_raid_stride; if (!quiet) - printf(_("Allocating group tables: ")); - retval = ext2fs_allocate_tables(fs); + printf("%s", _("Allocating group tables: ")); + if ((fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_FLEX_BG) && + packed_meta_blocks) + retval = packed_allocate_tables(fs); + else + retval = ext2fs_allocate_tables(fs); if (retval) { - com_err(program_name, retval, + com_err(program_name, retval, "%s", _("while trying to allocate filesystem tables")); exit(1); } if (!quiet) - printf(_("done \n")); + printf("%s", _("done \n")); retval = ext2fs_convert_subcluster_bitmap(fs, &fs->block_map); if (retval) { - com_err(program_name, retval, + com_err(program_name, retval, "%s", _("\n\twhile converting subcluster bitmap")); exit(1); } if (super_only) { + check_plausibility(device_name, CHECK_FS_EXIST, NULL); + printf(_("%s may be further corrupted by superblock rewrite\n"), + device_name); + if (!force) + proceed_question(proceed_delay); fs->super->s_state |= EXT2_ERROR_FS; fs->flags &= ~(EXT2_FLAG_IB_DIRTY|EXT2_FLAG_BB_DIRTY); - /* + /* * The command "mke2fs -S" is used to recover * corrupted file systems, so do not mark any of the * inodes as unused; we want e2fsck to consider all @@ -2643,6 +3045,7 @@ int main (int argc, char *argv[]) retval = ext2fs_create_resize_inode(fs); if (retval) { com_err("ext2fs_create_resize_inode", retval, + "%s", _("while reserving blocks for online resize")); exit(1); } @@ -2652,8 +3055,9 @@ int main (int argc, char *argv[]) if (journal_device) { ext2_filsys jfs; - if (!force) - check_plausibility(journal_device); + if (!check_plausibility(journal_device, CHECK_BLOCK_DEV, + NULL) && !force) + proceed_question(proceed_delay); check_mount(journal_device, force, _("journal")); retval = ext2fs_open(journal_device, EXT2_FLAG_RW| @@ -2678,16 +3082,14 @@ int main (int argc, char *argv[]) exit(1); } if (!quiet) - printf(_("done\n")); - ext2fs_close(jfs); + printf("%s", _("done\n")); + ext2fs_close_free(&jfs); free(journal_device); } else if ((journal_size) || (fs_param.s_feature_compat & EXT3_FEATURE_COMPAT_HAS_JOURNAL)) { - journal_blocks = figure_journal_size(journal_size, fs); - if (super_only) { - printf(_("Skipping journal creation in super-only mode\n")); + printf("%s", _("Skipping journal creation in super-only mode\n")); fs->super->s_journal_inum = EXT2_JOURNAL_INO; goto no_journal; } @@ -2702,23 +3104,25 @@ int main (int argc, char *argv[]) journal_blocks); fflush(stdout); } - retval = ext2fs_add_journal_inode(fs, journal_blocks, - journal_flags); + retval = ext2fs_add_journal_inode2(fs, journal_blocks, + journal_location, + journal_flags); if (retval) { - com_err (program_name, retval, - _("\n\twhile trying to create journal")); + com_err(program_name, retval, "%s", + _("\n\twhile trying to create journal")); exit(1); } if (!quiet) - printf(_("done\n")); + printf("%s", _("done\n")); } no_journal: if (!super_only && fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_MMP) { retval = ext2fs_mmp_init(fs); if (retval) { - fprintf(stderr, _("\nError while enabling multiple " - "mount protection feature.")); + fprintf(stderr, "%s", + _("\nError while enabling multiple " + "mount protection feature.")); exit(1); } if (!quiet) @@ -2734,17 +3138,35 @@ no_journal: EXT4_FEATURE_RO_COMPAT_QUOTA)) create_quota_inodes(fs); + retval = mk_hugefiles(fs, device_name); + if (retval) + com_err(program_name, retval, "while creating huge files"); + /* Copy files from the specified directory */ + if (root_dir) { + if (!quiet) + printf("%s", _("Copying files into the device: ")); + + retval = populate_fs(fs, EXT2_ROOT_INO, root_dir, + EXT2_ROOT_INO); + if (retval) { + com_err(program_name, retval, "%s", + _("while populating file system")); + exit(1); + } else if (!quiet) + printf("%s", _("done\n")); + } + if (!quiet) - printf(_("Writing superblocks and " + printf("%s", _("Writing superblocks and " "filesystem accounting information: ")); checkinterval = fs->super->s_checkinterval; max_mnt_count = fs->super->s_max_mnt_count; - retval = ext2fs_close(fs); + retval = ext2fs_close_free(&fs); if (retval) { - fprintf(stderr, + fprintf(stderr, "%s", _("\nWarning, had trouble writing out superblocks.")); } else if (!quiet) { - printf(_("done\n\n")); + printf("%s", _("done\n\n")); if (!getenv("MKE2FS_SKIP_CHECK_MSG")) print_check_message(max_mnt_count, checkinterval); }