From 5956f752c66d5259bbb17a2dd47ee8c8cc0e5f4f Mon Sep 17 00:00:00 2001 From: Ian Kumlien Date: Fri, 8 Feb 2013 01:36:58 +0100 Subject: Btrfs-progs: add btrfsck functionality to btrfs This patch includes the functionality of btrfs, it's found as "btrfs check". Signed-off-by: Ian Kumlien Signed-off-by: David Sterba --- Makefile | 8 ++------ btrfs.c | 1 + cmds-check.c | 40 +++++++++++++++++++++++----------------- commands.h | 3 +++ 4 files changed, 29 insertions(+), 23 deletions(-) diff --git a/Makefile b/Makefile index 9e912a2..039f0dc 100644 --- a/Makefile +++ b/Makefile @@ -8,7 +8,7 @@ objects = ctree.o disk-io.o radix-tree.o extent-tree.o print-tree.o \ send-stream.o send-utils.o qgroup.o raid6.o cmds_objects = cmds-subvolume.o cmds-filesystem.o cmds-device.o cmds-scrub.o \ cmds-inspect.o cmds-balance.o cmds-send.o cmds-receive.o \ - cmds-quota.o cmds-qgroup.o cmds-replace.o + cmds-quota.o cmds-qgroup.o cmds-replace.o cmds-check.o CHECKFLAGS= -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise \ -Wuninitialized -Wshadow -Wundef @@ -35,7 +35,7 @@ endif MAKEOPTS = --no-print-directory Q=$(Q) -progs = btrfsctl mkfs.btrfs btrfs-debug-tree btrfs-show btrfs-vol btrfsck \ +progs = btrfsctl mkfs.btrfs btrfs-debug-tree btrfs-show btrfs-vol \ btrfs btrfs-map-logical btrfs-image btrfs-zero-log btrfs-convert \ btrfs-find-root btrfs-restore btrfstune btrfs-show-super @@ -110,10 +110,6 @@ btrfs-show: $(objects) btrfs-show.o @echo " [LD] $@" $(Q)$(CC) $(CFLAGS) -o btrfs-show btrfs-show.o $(objects) $(LDFLAGS) $(LIBS) -btrfsck: $(objects) btrfsck.o - @echo " [LD] $@" - $(Q)$(CC) $(CFLAGS) -o btrfsck btrfsck.o $(objects) $(LDFLAGS) $(LIBS) - mkfs.btrfs: $(objects) mkfs.o @echo " [LD] $@" $(Q)$(CC) $(CFLAGS) -o mkfs.btrfs $(objects) mkfs.o $(LDFLAGS) $(LIBS) -lblkid diff --git a/btrfs.c b/btrfs.c index 7b0e50f..1852a21 100644 --- a/btrfs.c +++ b/btrfs.c @@ -246,6 +246,7 @@ const struct cmd_group btrfs_cmd_group = { { "balance", cmd_balance, NULL, &balance_cmd_group, 0 }, { "device", cmd_device, NULL, &device_cmd_group, 0 }, { "scrub", cmd_scrub, NULL, &scrub_cmd_group, 0 }, + { "check", cmd_check, cmd_check_usage, NULL, 0 }, { "inspect-internal", cmd_inspect, NULL, &inspect_cmd_group, 0 }, { "send", cmd_send, cmd_send_usage, NULL, 0 }, { "receive", cmd_receive, cmd_receive_usage, NULL, 0 }, diff --git a/cmds-check.c b/cmds-check.c index 71e98de..d63e945 100644 --- a/cmds-check.c +++ b/cmds-check.c @@ -37,6 +37,7 @@ #include "list.h" #include "version.h" #include "utils.h" +#include "commands.h" static u64 bytes_used = 0; static u64 total_csum_bytes = 0; @@ -3529,13 +3530,6 @@ static int check_extents(struct btrfs_trans_handle *trans, return ret; } -static void print_usage(void) -{ - fprintf(stderr, "usage: btrfsck dev\n"); - fprintf(stderr, "%s\n", BTRFS_BUILD_VERSION); - exit(1); -} - static struct option long_options[] = { { "super", 1, NULL, 's' }, { "repair", 0, NULL, 0 }, @@ -3544,7 +3538,18 @@ static struct option long_options[] = { { 0, 0, 0, 0} }; -int main(int ac, char **av) +const char * const cmd_check_usage[] = { + "btrfs check [options] ", + "Check an unmounted btrfs filesystem.", + "", + "-s|--super use this superblock copy", + "--repair try to repair the filesystem", + "--init-csum-tree create a new CRC tree", + "--init-extent-tree create a new extent tree", + NULL +}; + +int cmd_check(int argc, char **argv) { struct cache_tree root_cache; struct btrfs_root *root; @@ -3561,7 +3566,7 @@ int main(int ac, char **av) while(1) { int c; - c = getopt_long(ac, av, "as:", long_options, + c = getopt_long(argc, argv, "as:", long_options, &option_index); if (c < 0) break; @@ -3574,7 +3579,8 @@ int main(int ac, char **av) (unsigned long long)bytenr); break; case '?': - print_usage(); + case 'h': + usage(cmd_check_usage); } if (option_index == 1) { printf("enabling repair mode\n"); @@ -3587,25 +3593,25 @@ int main(int ac, char **av) } } - ac = ac - optind; + argc = argc - optind; - if (ac != 1) - print_usage(); + if (argc != 1) + usage(cmd_check_usage); radix_tree_init(); cache_tree_init(&root_cache); - if((ret = check_mounted(av[optind])) < 0) { + if((ret = check_mounted(argv[optind])) < 0) { fprintf(stderr, "Could not check mount status: %s\n", strerror(-ret)); return ret; } else if(ret) { - fprintf(stderr, "%s is currently mounted. Aborting.\n", av[optind]); + fprintf(stderr, "%s is currently mounted. Aborting.\n", argv[optind]); return -EBUSY; } - info = open_ctree_fs_info(av[optind], bytenr, rw, 1); + info = open_ctree_fs_info(argv[optind], bytenr, rw, 1); uuid_unparse(info->super_copy.fsid, uuidbuf); - printf("Checking filesystem on %s\nUUID: %s\n", av[optind], uuidbuf); + printf("Checking filesystem on %s\nUUID: %s\n", argv[optind], uuidbuf); if (info == NULL) return 1; diff --git a/commands.h b/commands.h index 33eb99a..ddb636f 100644 --- a/commands.h +++ b/commands.h @@ -94,11 +94,14 @@ extern const struct cmd_group replace_cmd_group; extern const char * const cmd_send_usage[]; extern const char * const cmd_receive_usage[]; +extern const char * const cmd_check_usage[]; + int cmd_subvolume(int argc, char **argv); int cmd_filesystem(int argc, char **argv); int cmd_balance(int argc, char **argv); int cmd_device(int argc, char **argv); int cmd_scrub(int argc, char **argv); +int cmd_check(int argc, char **argv); int cmd_inspect(int argc, char **argv); int cmd_send(int argc, char **argv); int cmd_receive(int argc, char **argv); -- cgit v1.2.1