示例#1
0
static int quota_ctl(int cmd, int argc, char **argv)
{
	int ret = 0;
	int fd;
	int e;
	char *path = argv[1];
	struct btrfs_ioctl_quota_ctl_args args;
	DIR *dirstream = NULL;

	if (check_argc_exact(argc, 2))
		return -1;

	memset(&args, 0, sizeof(args));
	args.cmd = cmd;

	fd = open_file_or_dir(path, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", path);
		return 1;
	}

	ret = ioctl(fd, BTRFS_IOC_QUOTA_CTL, &args);
	e = errno;
	close_file_or_dir(fd, dirstream);
	if (ret < 0) {
		fprintf(stderr, "ERROR: quota command failed: %s\n",
			strerror(e));
		return 1;
	}
	return 0;
}
示例#2
0
static int cmd_device_usage(int argc, char **argv)
{
	unsigned unit_mode;
	int ret = 0;
	int i;

	unit_mode = get_unit_mode_from_arg(&argc, argv, 1);

	clean_args_no_options(argc, argv, cmd_device_usage_usage);

	if (check_argc_min(argc - optind, 1))
		usage(cmd_device_usage_usage);

	for (i = optind; i < argc; i++) {
		int fd;
		DIR *dirstream = NULL;

		if (i > 1)
			printf("\n");

		fd = btrfs_open_dir(argv[i], &dirstream, 1);
		if (fd < 0) {
			ret = 1;
			break;
		}

		ret = _cmd_device_usage(fd, argv[i], unit_mode);
		close_file_or_dir(fd, dirstream);

		if (ret)
			break;
	}

	return !!ret;
}
示例#3
0
static int cmd_balance_pause(int argc, char **argv)
{
	const char *path;
	int fd;
	int ret;
	DIR *dirstream = NULL;

	clean_args_no_options(argc, argv, cmd_balance_pause_usage);

	if (check_argc_exact(argc - optind, 1))
		return 1;

	path = argv[optind];

	fd = btrfs_open_dir(path, &dirstream, 1);
	if (fd < 0)
		return 1;

	ret = ioctl(fd, BTRFS_IOC_BALANCE_CTL, BTRFS_BALANCE_CTL_PAUSE);
	if (ret < 0) {
		error("balance pause on '%s' failed: %s", path,
			(errno == ENOTCONN) ? "Not running" : strerror(errno));
		if (errno == ENOTCONN)
			ret = 2;
		else
			ret = 1;
	}

	close_file_or_dir(fd, dirstream);
	return ret;
}
示例#4
0
static int cmd_inspect_subvolid_resolve(int argc, char **argv)
{
	int ret;
	int fd = -1;
	u64 subvol_id;
	char path[PATH_MAX];
	DIR *dirstream = NULL;

	clean_args_no_options(argc, argv, cmd_inspect_subvolid_resolve_usage);

	if (check_argc_exact(argc - optind, 2))
		usage(cmd_inspect_subvolid_resolve_usage);

	fd = btrfs_open_dir(argv[optind + 1], &dirstream, 1);
	if (fd < 0) {
		ret = -ENOENT;
		goto out;
	}

	subvol_id = arg_strtou64(argv[optind]);
	ret = btrfs_subvolid_resolve(fd, path, sizeof(path), subvol_id);

	if (ret) {
		error("resolving subvolid %llu error %d",
			(unsigned long long)subvol_id, ret);
		goto out;
	}

	path[PATH_MAX - 1] = '\0';
	printf("%s\n", path);

out:
	close_file_or_dir(fd, dirstream);
	return ret ? 1 : 0;
}
示例#5
0
static int cmd_balance_cancel(int argc, char **argv)
{
	const char *path;
	int fd;
	int ret;
	int e;
	DIR *dirstream = NULL;

	clean_args_no_options(argc, argv, cmd_balance_cancel_usage);

	if (check_argc_exact(argc - optind, 1))
		usage(cmd_balance_cancel_usage);

	path = argv[optind];

	fd = btrfs_open_dir(path, &dirstream, 1);
	if (fd < 0)
		return 1;

	ret = ioctl(fd, BTRFS_IOC_BALANCE_CTL, BTRFS_BALANCE_CTL_CANCEL);
	e = errno;
	close_file_or_dir(fd, dirstream);

	if (ret < 0) {
		error("balance cancel on '%s' failed: %s", path,
			(e == ENOTCONN) ? "Not in progress" : strerror(e));
		if (e == ENOTCONN)
			return 2;
		else
			return 1;
	}

	return 0;
}
示例#6
0
static int qgroup_create(int create, int argc, char **argv)
{
	int ret = 0;
	int fd;
	int e;
	char *path = argv[2];
	struct btrfs_ioctl_qgroup_create_args args;
	DIR *dirstream = NULL;

	if (check_argc_exact(argc, 3))
		return -1;

	memset(&args, 0, sizeof(args));
	args.create = create;
	args.qgroupid = parse_qgroupid(argv[1]);

	fd = open_file_or_dir(path, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", path);
		return 1;
	}

	ret = ioctl(fd, BTRFS_IOC_QGROUP_CREATE, &args);
	e = errno;
	close_file_or_dir(fd, dirstream);
	if (ret < 0) {
		fprintf(stderr, "ERROR: unable to %s quota group: %s\n",
			create ? "create":"destroy", strerror(e));
		return 1;
	}
	return 0;
}
static int _cmd_qgroup_create(int create, int argc, char **argv)
{
	int ret = 0;
	int fd;
	int e;
	char *path;
	struct btrfs_ioctl_qgroup_create_args args;
	DIR *dirstream = NULL;

	if (check_argc_exact(argc - optind, 2))
		return -1;

	memset(&args, 0, sizeof(args));
	args.create = create;
	args.qgroupid = parse_qgroupid(argv[optind]);
	path = argv[optind + 1];

	fd = btrfs_open_dir(path, &dirstream, 1);
	if (fd < 0)
		return 1;

	ret = ioctl(fd, BTRFS_IOC_QGROUP_CREATE, &args);
	e = errno;
	close_file_or_dir(fd, dirstream);
	if (ret < 0) {
		error("unable to %s quota group: %s",
			create ? "create":"destroy", strerror(e));
		return 1;
	}
	return 0;
}
示例#8
0
static int cmd_inspect_rootid(int argc, char **argv)
{
	int ret;
	int fd = -1;
	u64 rootid;
	DIR *dirstream = NULL;

	clean_args_no_options(argc, argv, cmd_inspect_rootid_usage);

	if (check_argc_exact(argc - optind, 1))
		usage(cmd_inspect_rootid_usage);

	fd = btrfs_open_dir(argv[optind], &dirstream, 1);
	if (fd < 0) {
		ret = -ENOENT;
		goto out;
	}

	ret = lookup_ino_rootid(fd, &rootid);
	if (ret) {
		error("rootid failed with ret=%d", ret);
		goto out;
	}

	printf("%llu\n", (unsigned long long)rootid);
out:
	close_file_or_dir(fd, dirstream);

	return !!ret;
}
示例#9
0
static int cmd_subvol_set_default(int argc, char **argv)
{
	int	ret=0, fd, e;
	u64	objectid;
	char	*path;
	char	*subvolid;
	DIR	*dirstream = NULL;

	if (check_argc_exact(argc, 3))
		usage(cmd_subvol_set_default_usage);

	subvolid = argv[1];
	path = argv[2];

	objectid = arg_strtou64(subvolid);

	fd = open_file_or_dir(path, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", path);
		return 1;
	}

	ret = ioctl(fd, BTRFS_IOC_DEFAULT_SUBVOL, &objectid);
	e = errno;
	close_file_or_dir(fd, dirstream);
	if (ret < 0) {
		fprintf(stderr, "ERROR: unable to set a new default subvolume - %s\n",
			strerror(e));
		return 1;
	}
	return 0;
}
示例#10
0
static int cmd_inspect_inode_resolve(int argc, char **argv)
{
	int fd;
	int verbose = 0;
	int ret;
	DIR *dirstream = NULL;

	optind = 1;
	while (1) {
		int c = getopt(argc, argv, "v");
		if (c < 0)
			break;

		switch (c) {
		case 'v':
			verbose = 1;
			break;
		default:
			usage(cmd_inspect_inode_resolve_usage);
		}
	}

	if (check_argc_exact(argc - optind, 2))
		usage(cmd_inspect_inode_resolve_usage);

	fd = btrfs_open_dir(argv[optind + 1], &dirstream, 1);
	if (fd < 0)
		return 1;

	ret = __ino_to_path_fd(arg_strtou64(argv[optind]), fd, verbose,
			       argv[optind+1]);
	close_file_or_dir(fd, dirstream);
	return !!ret;

}
示例#11
0
static int cmd_subvol_set_default(int argc, char **argv)
{
	int	ret=0, fd, e;
	u64	objectid;
	char	*path;
	char	*subvolid;
	DIR	*dirstream = NULL;

	clean_args_no_options(argc, argv, cmd_subvol_set_default_usage);

	if (check_argc_exact(argc - optind, 2))
		usage(cmd_subvol_set_default_usage);

	subvolid = argv[optind];
	path = argv[optind + 1];

	objectid = arg_strtou64(subvolid);

	fd = btrfs_open_dir(path, &dirstream, 1);
	if (fd < 0)
		return 1;

	ret = ioctl(fd, BTRFS_IOC_DEFAULT_SUBVOL, &objectid);
	e = errno;
	close_file_or_dir(fd, dirstream);
	if (ret < 0) {
		error("unable to set a new default subvolume: %s",
			strerror(e));
		return 1;
	}
	return 0;
}
示例#12
0
static int cmd_balance_cancel(int argc, char **argv)
{
	const char *path;
	int fd;
	int ret;
	int e;
	DIR *dirstream = NULL;

	if (check_argc_exact(argc, 2))
		usage(cmd_balance_cancel_usage);

	path = argv[1];

	fd = open_file_or_dir(path, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", path);
		return 1;
	}

	ret = ioctl(fd, BTRFS_IOC_BALANCE_CTL, BTRFS_BALANCE_CTL_CANCEL);
	e = errno;
	close_file_or_dir(fd, dirstream);

	if (ret < 0) {
		fprintf(stderr, "ERROR: balance cancel on '%s' failed - %s\n",
			path, (e == ENOTCONN) ? "Not in progress" : strerror(e));
		if (e == ENOTCONN)
			return 2;
		else
			return 1;
	}

	return 0;
}
示例#13
0
static int cmd_subvol_get_default(int argc, char **argv)
{
	int fd = -1;
	int ret;
	char *subvol;
	struct btrfs_list_filter_set *filter_set;
	u64 default_id;
	DIR *dirstream = NULL;

	clean_args_no_options(argc, argv, cmd_subvol_get_default_usage);

	if (check_argc_exact(argc - optind, 1))
		usage(cmd_subvol_get_default_usage);

	subvol = argv[1];
	fd = btrfs_open_dir(subvol, &dirstream, 1);
	if (fd < 0)
		return 1;

	ret = btrfs_list_get_default_subvolume(fd, &default_id);
	if (ret) {
		error("failed to look up default subvolume: %s",
			strerror(errno));
		goto out;
	}

	ret = 1;
	if (default_id == 0) {
		error("'default' dir item not found");
		goto out;
	}

	/* no need to resolve roots if FS_TREE is default */
	if (default_id == BTRFS_FS_TREE_OBJECTID) {
		printf("ID 5 (FS_TREE)\n");
		ret = 0;
		goto out;
	}

	filter_set = btrfs_list_alloc_filter_set();
	btrfs_list_setup_filter(&filter_set, BTRFS_LIST_FILTER_ROOTID,
				default_id);

	/* by default we shall print the following columns*/
	btrfs_list_setup_print_column(BTRFS_LIST_OBJECTID);
	btrfs_list_setup_print_column(BTRFS_LIST_GENERATION);
	btrfs_list_setup_print_column(BTRFS_LIST_TOP_LEVEL);
	btrfs_list_setup_print_column(BTRFS_LIST_PATH);

	ret = btrfs_list_subvols_print(fd, filter_set, NULL,
		BTRFS_LIST_LAYOUT_DEFAULT, 1, NULL);

	if (filter_set)
		free(filter_set);
out:
	close_file_or_dir(fd, dirstream);
	return !!ret;
}
示例#14
0
static int cmd_subvol_get_default(int argc, char **argv)
{
	int fd = -1;
	int ret;
	char *subvol;
	struct btrfs_list_filter_set *filter_set;
	u64 default_id;
	DIR *dirstream = NULL;

	if (check_argc_exact(argc, 2))
		usage(cmd_subvol_get_default_usage);

	subvol = argv[1];
	fd = open_file_or_dir(subvol, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", subvol);
		return 1;
	}

	ret = btrfs_list_get_default_subvolume(fd, &default_id);
	if (ret) {
		fprintf(stderr, "ERROR: can't perform the search - %s\n",
			strerror(errno));
		goto out;
	}

	ret = 1;
	if (default_id == 0) {
		fprintf(stderr, "ERROR: 'default' dir item not found\n");
		goto out;
	}

	/* no need to resolve roots if FS_TREE is default */
	if (default_id == BTRFS_FS_TREE_OBJECTID) {
		printf("ID 5 (FS_TREE)\n");
		ret = 0;
		goto out;
	}

	filter_set = btrfs_list_alloc_filter_set();
	btrfs_list_setup_filter(&filter_set, BTRFS_LIST_FILTER_ROOTID,
				default_id);

	/* by default we shall print the following columns*/
	btrfs_list_setup_print_column(BTRFS_LIST_OBJECTID);
	btrfs_list_setup_print_column(BTRFS_LIST_GENERATION);
	btrfs_list_setup_print_column(BTRFS_LIST_TOP_LEVEL);
	btrfs_list_setup_print_column(BTRFS_LIST_PATH);

	ret = btrfs_list_subvols_print(fd, filter_set, NULL,
		BTRFS_LIST_LAYOUT_DEFAULT, 1, NULL);

	if (filter_set)
		btrfs_list_free_filter_set(filter_set);
out:
	close_file_or_dir(fd, dirstream);
	return !!ret;
}
示例#15
0
static int cmd_balance_resume(int argc, char **argv)
{
	struct btrfs_ioctl_balance_args args;
	const char *path;
	DIR *dirstream = NULL;
	int fd;
	int ret;
	int e;

	if (check_argc_exact(argc, 2))
		usage(cmd_balance_resume_usage);

	path = argv[1];

	fd = open_file_or_dir(path, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", path);
		return 1;
	}

	memset(&args, 0, sizeof(args));
	args.flags |= BTRFS_BALANCE_RESUME;

	ret = ioctl(fd, BTRFS_IOC_BALANCE_V2, &args);
	e = errno;
	close_file_or_dir(fd, dirstream);

	if (ret < 0) {
		if (e == ECANCELED) {
			if (args.state & BTRFS_BALANCE_STATE_PAUSE_REQ)
				fprintf(stderr, "balance paused by user\n");
			if (args.state & BTRFS_BALANCE_STATE_CANCEL_REQ)
				fprintf(stderr, "balance canceled by user\n");
		} else if (e == ENOTCONN || e == EINPROGRESS) {
			fprintf(stderr, "ERROR: balance resume on '%s' "
				"failed - %s\n", path,
				(e == ENOTCONN) ? "Not in progress" :
						  "Already running");
			if (e == ENOTCONN)
				return 2;
			else
				return 1;
		} else {
			fprintf(stderr,
"ERROR: error during balancing '%s' - %s\n"
"There may be more info in syslog - try dmesg | tail\n", path, strerror(e));
			return 1;
		}
	} else {
		printf("Done, had to relocate %llu out of %llu chunks\n",
		       (unsigned long long)args.stat.completed,
		       (unsigned long long)args.stat.considered);
	}

	return 0;
}
示例#16
0
int main(int argc, char **argv)
{
	char *path;
	int fd;
	int ret;
	u64 flags = 0;
	char *dir = "html";
	DIR *dirstream = NULL;

	while (1) {
		int c = getopt(argc, argv, "cmso:h");
		if (c < 0)
			break;
		switch (c) {
		case 'c':
			use_color = 1;
			break;
		case 'd':
			flags |= BTRFS_BLOCK_GROUP_DATA;
			break;
		case 'm':
			flags |= BTRFS_BLOCK_GROUP_METADATA;
			break;
		case 's':
			flags |= BTRFS_BLOCK_GROUP_SYSTEM;
			break;
		case 'o':
			dir = optarg;
			break;
		case 'h':
		default:
			fragments_usage();
		}
	}

	set_argv0(argv);
	if (check_argc_min(argc - optind, 1))
		fragments_usage();

	path = argv[optind++];

	fd = btrfs_open_dir(path, &dirstream, 1);
	if (fd < 0)
		exit(1);

	if (flags == 0)
		flags = BTRFS_BLOCK_GROUP_DATA | BTRFS_BLOCK_GROUP_METADATA;

	ret = list_fragments(fd, flags, dir);
	close_file_or_dir(fd, dirstream);
	if (ret)
		exit(1);

	exit(0);
}
示例#17
0
static int do_balance(const char *path, struct btrfs_ioctl_balance_args *args,
		      int nofilters)
{
	int fd;
	int ret;
	int e;
	DIR *dirstream = NULL;

	fd = open_file_or_dir(path, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", path);
		return 1;
	}

	ret = ioctl(fd, BTRFS_IOC_BALANCE_V2, args);
	e = errno;

	if (ret < 0) {
		/*
		 * older kernels don't have the new balance ioctl, try the
		 * old one.  But, the old one doesn't know any filters, so
		 * don't fall back if they tried to use the fancy new things
		 */
		if (e == ENOTTY && nofilters) {
			ret = do_balance_v1(fd);
			if (ret == 0)
				goto out;
			e = errno;
		}

		if (e == ECANCELED) {
			if (args->state & BTRFS_BALANCE_STATE_PAUSE_REQ)
				fprintf(stderr, "balance paused by user\n");
			if (args->state & BTRFS_BALANCE_STATE_CANCEL_REQ)
				fprintf(stderr, "balance canceled by user\n");
			ret = 0;
		} else {
			fprintf(stderr, "ERROR: error during balancing '%s' "
				"- %s\n", path, strerror(e));
			if (e != EINPROGRESS)
				fprintf(stderr, "There may be more info in "
					"syslog - try dmesg | tail\n");
			ret = 1;
		}
	} else {
		printf("Done, had to relocate %llu out of %llu chunks\n",
		       (unsigned long long)args->stat.completed,
		       (unsigned long long)args->stat.considered);
		ret = 0;
	}

out:
	close_file_or_dir(fd, dirstream);
	return ret;
}
示例#18
0
static int cmd_find_new(int argc, char **argv)
{
	int fd;
	int ret;
	char *subvol;
	u64 last_gen;
	DIR *dirstream = NULL;

	if (check_argc_exact(argc, 3))
		usage(cmd_find_new_usage);

	subvol = argv[1];
	last_gen = arg_strtou64(argv[2]);

	ret = test_issubvolume(subvol);
	if (ret < 0) {
		fprintf(stderr, "ERROR: error accessing '%s'\n", subvol);
		return 1;
	}
	if (!ret) {
		fprintf(stderr, "ERROR: '%s' is not a subvolume\n", subvol);
		return 1;
	}

	fd = open_file_or_dir(subvol, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", subvol);
		return 1;
	}

	ret = ioctl(fd, BTRFS_IOC_SYNC);
	if (ret < 0) {
		fprintf(stderr, "ERROR: unable to fs-syncing '%s' - %s\n",
			subvol, strerror(errno));
		close_file_or_dir(fd, dirstream);
		return 1;
	}

	ret = btrfs_list_find_updated_files(fd, 0, last_gen);
	close_file_or_dir(fd, dirstream);
	return !!ret;
}
示例#19
0
static int cmd_subvol_find_new(int argc, char **argv)
{
	int fd;
	int ret;
	char *subvol;
	u64 last_gen;
	DIR *dirstream = NULL;

	clean_args_no_options(argc, argv, cmd_subvol_find_new_usage);

	if (check_argc_exact(argc - optind, 2))
		usage(cmd_subvol_find_new_usage);

	subvol = argv[optind];
	last_gen = arg_strtou64(argv[optind + 1]);

	ret = test_issubvolume(subvol);
	if (ret < 0) {
		error("cannot access subvolume %s: %s", subvol, strerror(-ret));
		return 1;
	}
	if (!ret) {
		error("not a subvolume: %s", subvol);
		return 1;
	}

	fd = btrfs_open_dir(subvol, &dirstream, 1);
	if (fd < 0)
		return 1;

	ret = ioctl(fd, BTRFS_IOC_SYNC);
	if (ret < 0) {
		error("sync ioctl failed on '%s': %s",
			subvol, strerror(errno));
		close_file_or_dir(fd, dirstream);
		return 1;
	}

	ret = btrfs_list_find_updated_files(fd, 0, last_gen);
	close_file_or_dir(fd, dirstream);
	return !!ret;
}
示例#20
0
static int cmd_balance_resume(int argc, char **argv)
{
	struct btrfs_ioctl_balance_args args;
	const char *path;
	DIR *dirstream = NULL;
	int fd;
	int ret;

	clean_args_no_options(argc, argv, cmd_balance_resume_usage);

	if (check_argc_exact(argc - optind, 1))
		return 1;

	path = argv[optind];

	fd = btrfs_open_dir(path, &dirstream, 1);
	if (fd < 0)
		return 1;

	memset(&args, 0, sizeof(args));
	args.flags |= BTRFS_BALANCE_RESUME;

	ret = ioctl(fd, BTRFS_IOC_BALANCE_V2, &args);
	if (ret < 0) {
		if (errno == ECANCELED) {
			if (args.state & BTRFS_BALANCE_STATE_PAUSE_REQ)
				fprintf(stderr, "balance paused by user\n");
			if (args.state & BTRFS_BALANCE_STATE_CANCEL_REQ)
				fprintf(stderr, "balance canceled by user\n");
		} else if (errno == ENOTCONN || errno == EINPROGRESS) {
			error("balance resume on '%s' failed: %s", path,
				(errno == ENOTCONN) ? "Not in progress" :
						  "Already running");
			if (errno == ENOTCONN)
				ret = 2;
			else
				ret = 1;
		} else {
			error("error during balancing '%s': %m\n"
			  "There may be more info in syslog - try dmesg | tail",
				path);
			ret = 1;
		}
	} else {
		printf("Done, had to relocate %llu out of %llu chunks\n",
		       (unsigned long long)args.stat.completed,
		       (unsigned long long)args.stat.considered);
	}

	close_file_or_dir(fd, dirstream);
	return ret;
}
示例#21
0
static int cmd_replace_cancel(int argc, char **argv)
{
	struct btrfs_ioctl_dev_replace_args args = {0};
	int ret;
	int c;
	int fd;
	int e;
	char *path;
	DIR *dirstream = NULL;

	while ((c = getopt(argc, argv, "")) != -1) {
		switch (c) {
		case '?':
		default:
			usage(cmd_replace_cancel_usage);
		}
	}

	if (check_argc_exact(argc - optind, 1))
		usage(cmd_replace_cancel_usage);

	path = argv[optind];
	fd = open_file_or_dir(path, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access \"%s\": %s\n",
			path, strerror(errno));
		return 1;
	}

	args.cmd = BTRFS_IOCTL_DEV_REPLACE_CMD_CANCEL;
	args.result = BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_RESULT;
	ret = ioctl(fd, BTRFS_IOC_DEV_REPLACE, &args);
	e = errno;
	close_file_or_dir(fd, dirstream);
	if (ret) {
		fprintf(stderr, "ERROR: ioctl(DEV_REPLACE_CANCEL) failed on \"%s\": %s",
			path, strerror(e));
		if (args.result != BTRFS_IOCTL_DEV_REPLACE_RESULT_NO_RESULT)
			fprintf(stderr, ", %s\n",
				replace_dev_result2string(args.result));
		else
			fprintf(stderr, "\n");
		return 1;
	}
	if (args.result == BTRFS_IOCTL_DEV_REPLACE_RESULT_NOT_STARTED) {
		printf("INFO: ioctl(DEV_REPLACE_CANCEL)\"%s\": %s\n",
			path, replace_dev_result2string(args.result));
		return 2;
	}
	return 0;
}
示例#22
0
static int cmd_rm_dev(int argc, char **argv)
{
	char	*mntpnt;
	int	i, fdmnt, ret=0, e;
	DIR	*dirstream = NULL;

	if (check_argc_min(argc, 3))
		usage(cmd_rm_dev_usage);

	mntpnt = argv[argc - 1];

	fdmnt = open_file_or_dir(mntpnt, &dirstream);
	if (fdmnt < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", mntpnt);
		return 1;
	}

	for(i=1 ; i < argc - 1; i++ ){
		struct	btrfs_ioctl_vol_args arg;
		int	res;

		if (!is_block_device(argv[i])) {
			fprintf(stderr,
				"ERROR: %s is not a block device\n", argv[i]);
			ret++;
			continue;
		}
		memset(&arg, 0, sizeof(arg));
		strncpy_null(arg.name, argv[i]);
		res = ioctl(fdmnt, BTRFS_IOC_RM_DEV, &arg);
		e = errno;
		if (res) {
			const char *msg;

			if (res > 0)
				msg = btrfs_err_str(res);
			else
				msg = strerror(e);
			fprintf(stderr,
				"ERROR: error removing the device '%s' - %s\n",
				argv[i], msg);
			ret++;
		}
	}

	close_file_or_dir(fdmnt, dirstream);
	return !!ret;
}
示例#23
0
static int cmd_scrub_cancel(int argc, char **argv)
{
	char *path;
	int ret;
	int fdmnt = -1;
	DIR *dirstream = NULL;

	if (check_argc_exact(argc, 2))
		usage(cmd_scrub_cancel_usage);

	path = argv[1];

	fdmnt = open_path_or_dev_mnt(path, &dirstream);
	if (fdmnt < 0) {
		if (errno == EINVAL)
			fprintf(stderr,
				"ERROR: '%s' is not a mounted btrfs device\n",
				path);
		else
			fprintf(stderr, "ERROR: can't access '%s': %s\n",
				path, strerror(errno));
		ret = 1;
		goto out;
	}

	ret = ioctl(fdmnt, BTRFS_IOC_SCRUB_CANCEL, NULL);

	if (ret < 0) {
		fprintf(stderr, "ERROR: scrub cancel failed on %s: %s\n", path,
			errno == ENOTCONN ? "not running" : strerror(errno));
		if (errno == ENOTCONN)
			ret = 2;
		else
			ret = 1;
		goto out;
	}

	ret = 0;
	printf("scrub cancelled\n");

out:
	close_file_or_dir(fdmnt, dirstream);
	return ret;
}
示例#24
0
static int qgroup_assign(int assign, int argc, char **argv)
{
	int ret = 0;
	int fd;
	int e;
	char *path = argv[3];
	struct btrfs_ioctl_qgroup_assign_args args;
	DIR *dirstream = NULL;

	if (check_argc_exact(argc, 4))
		return -1;

	memset(&args, 0, sizeof(args));
	args.assign = assign;
	args.src = parse_qgroupid(argv[1]);
	args.dst = parse_qgroupid(argv[2]);

	/*
	 * FIXME src should accept subvol path
	 */
	if (btrfs_qgroup_level(args.src) >= btrfs_qgroup_level(args.dst)) {
		fprintf(stderr, "ERROR: bad relation requested '%s'\n", path);
		return 1;
	}
	fd = open_file_or_dir(path, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", path);
		return 1;
	}

	ret = ioctl(fd, BTRFS_IOC_QGROUP_ASSIGN, &args);
	e = errno;
	close_file_or_dir(fd, dirstream);
	if (ret < 0) {
		fprintf(stderr, "ERROR: unable to assign quota group: %s\n",
			strerror(e));
		return 1;
	}
	return 0;
}
示例#25
0
static int cmd_scrub_cancel(int argc, char **argv)
{
	char *path;
	int ret;
	int fdmnt = -1;
	DIR *dirstream = NULL;

	clean_args_no_options(argc, argv, cmd_scrub_cancel_usage);

	if (check_argc_exact(argc - optind, 1))
		usage(cmd_scrub_cancel_usage);

	path = argv[optind];

	fdmnt = open_path_or_dev_mnt(path, &dirstream, 1);
	if (fdmnt < 0) {
		ret = 1;
		goto out;
	}

	ret = ioctl(fdmnt, BTRFS_IOC_SCRUB_CANCEL, NULL);

	if (ret < 0) {
		error("scrub cancel failed on %s: %s", path,
			errno == ENOTCONN ? "not running" : strerror(errno));
		if (errno == ENOTCONN)
			ret = 2;
		else
			ret = 1;
		goto out;
	}

	ret = 0;
	printf("scrub cancelled\n");

out:
	close_file_or_dir(fdmnt, dirstream);
	return ret;
}
示例#26
0
static int cmd_subvol_show(int argc, char **argv)
{
	struct root_info get_ri;
	struct btrfs_list_filter_set *filter_set;
	char tstr[256];
	char uuidparse[BTRFS_UUID_UNPARSED_SIZE];
	char *fullpath = NULL, *svpath = NULL, *mnt = NULL;
	char raw_prefix[] = "\t\t\t\t";
	u64 sv_id, mntid;
	int fd = -1, mntfd = -1;
	int ret = 1;
	DIR *dirstream1 = NULL, *dirstream2 = NULL;

	if (check_argc_exact(argc, 2))
		usage(cmd_subvol_show_usage);

	fullpath = realpath(argv[1], NULL);
	if (!fullpath) {
		fprintf(stderr, "ERROR: finding real path for '%s', %s\n",
			argv[1], strerror(errno));
		goto out;
	}

	ret = test_issubvolume(fullpath);
	if (ret < 0) {
		fprintf(stderr, "ERROR: error accessing '%s'\n", fullpath);
		goto out;
	}
	if (!ret) {
		fprintf(stderr, "ERROR: '%s' is not a subvolume\n", fullpath);
		ret = 1;
		goto out;
	}

	ret = find_mount_root(fullpath, &mnt);
	if (ret < 0) {
		fprintf(stderr, "ERROR: find_mount_root failed on '%s': "
				"%s\n", fullpath, strerror(-ret));
		goto out;
	}
	if (ret > 0) {
		fprintf(stderr,
			"ERROR: %s doesn't belong to btrfs mount point\n",
			fullpath);
		goto out;
	}
	ret = 1;
	svpath = get_subvol_name(mnt, fullpath);

	fd = open_file_or_dir(fullpath, &dirstream1);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", fullpath);
		goto out;
	}

	ret = btrfs_list_get_path_rootid(fd, &sv_id);
	if (ret) {
		fprintf(stderr, "ERROR: can't get rootid for '%s'\n",
			fullpath);
		goto out;
	}

	mntfd = open_file_or_dir(mnt, &dirstream2);
	if (mntfd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", mnt);
		goto out;
	}

	ret = btrfs_list_get_path_rootid(mntfd, &mntid);
	if (ret) {
		fprintf(stderr, "ERROR: can't get rootid for '%s'\n", mnt);
		goto out;
	}

	if (sv_id == BTRFS_FS_TREE_OBJECTID) {
		printf("%s is btrfs root\n", fullpath);
		goto out;
	}

	memset(&get_ri, 0, sizeof(get_ri));
	get_ri.root_id = sv_id;

	ret = btrfs_get_subvol(mntfd, &get_ri);
	if (ret) {
		fprintf(stderr, "ERROR: can't find '%s'\n",
			svpath);
		goto out;
	}

	/* print the info */
	printf("%s\n", fullpath);
	printf("\tName: \t\t\t%s\n", get_ri.name);

	if (uuid_is_null(get_ri.uuid))
		strcpy(uuidparse, "-");
	else
		uuid_unparse(get_ri.uuid, uuidparse);
	printf("\tUUID: \t\t\t%s\n", uuidparse);

	if (uuid_is_null(get_ri.puuid))
		strcpy(uuidparse, "-");
	else
		uuid_unparse(get_ri.puuid, uuidparse);
	printf("\tParent UUID: \t\t%s\n", uuidparse);

	if (uuid_is_null(get_ri.ruuid))
		strcpy(uuidparse, "-");
	else
		uuid_unparse(get_ri.ruuid, uuidparse);
	printf("\tReceived UUID: \t\t%s\n", uuidparse);

	if (get_ri.otime) {
		struct tm tm;

		localtime_r(&get_ri.otime, &tm);
		strftime(tstr, 256, "%Y-%m-%d %X %z", &tm);
	} else
		strcpy(tstr, "-");
	printf("\tCreation time: \t\t%s\n", tstr);

	printf("\tSubvolume ID: \t\t%llu\n", get_ri.root_id);
	printf("\tGeneration: \t\t%llu\n", get_ri.gen);
	printf("\tGen at creation: \t%llu\n", get_ri.ogen);
	printf("\tParent ID: \t\t%llu\n", get_ri.ref_tree);
	printf("\tTop level ID: \t\t%llu\n", get_ri.top_id);

	if (get_ri.flags & BTRFS_ROOT_SUBVOL_RDONLY)
		printf("\tFlags: \t\t\treadonly\n");
	else
		printf("\tFlags: \t\t\t-\n");

	/* print the snapshots of the given subvol if any*/
	printf("\tSnapshot(s):\n");
	filter_set = btrfs_list_alloc_filter_set();
	btrfs_list_setup_filter(&filter_set, BTRFS_LIST_FILTER_BY_PARENT,
				(u64)(unsigned long)get_ri.uuid);
	btrfs_list_setup_print_column(BTRFS_LIST_PATH);
	btrfs_list_subvols_print(fd, filter_set, NULL, BTRFS_LIST_LAYOUT_RAW,
			1, raw_prefix);

	/* clean up */
	free(get_ri.path);
	free(get_ri.name);
	free(get_ri.full_path);
	btrfs_list_free_filter_set(filter_set);

out:
	close_file_or_dir(fd, dirstream1);
	close_file_or_dir(mntfd, dirstream2);
	free(mnt);
	free(fullpath);
	return !!ret;
}
示例#27
0
static int cmd_snapshot(int argc, char **argv)
{
	char	*subvol, *dst;
	int	res, retval;
	int	fd = -1, fddst = -1;
	int	len, readonly = 0;
	char	*dupname = NULL;
	char	*dupdir = NULL;
	char	*newname;
	char	*dstdir;
	struct btrfs_ioctl_vol_args_v2	args;
	struct btrfs_qgroup_inherit *inherit = NULL;
	DIR *dirstream1 = NULL, *dirstream2 = NULL;

	optind = 1;
	memset(&args, 0, sizeof(args));
	while (1) {
		int c = getopt(argc, argv, "c:i:r");
		if (c < 0)
			break;

		switch (c) {
		case 'c':
			res = qgroup_inherit_add_copy(&inherit, optarg, 0);
			if (res) {
				retval = res;
				goto out;
			}
			break;
		case 'i':
			res = qgroup_inherit_add_group(&inherit, optarg);
			if (res) {
				retval = res;
				goto out;
			}
			break;
		case 'r':
			readonly = 1;
			break;
		case 'x':
			res = qgroup_inherit_add_copy(&inherit, optarg, 1);
			if (res) {
				retval = res;
				goto out;
			}
			break;
		default:
			usage(cmd_snapshot_usage);
		}
	}

	if (check_argc_exact(argc - optind, 2))
		usage(cmd_snapshot_usage);

	subvol = argv[optind];
	dst = argv[optind + 1];

	retval = 1;	/* failure */
	res = test_issubvolume(subvol);
	if (res < 0) {
		fprintf(stderr, "ERROR: error accessing '%s'\n", subvol);
		goto out;
	}
	if (!res) {
		fprintf(stderr, "ERROR: '%s' is not a subvolume\n", subvol);
		goto out;
	}

	res = test_isdir(dst);
	if (res == 0) {
		fprintf(stderr, "ERROR: '%s' exists and it is not a directory\n", dst);
		goto out;
	}

	if (res > 0) {
		dupname = strdup(subvol);
		newname = basename(dupname);
		dstdir = dst;
	} else {
		dupname = strdup(dst);
		newname = basename(dupname);
		dupdir = strdup(dst);
		dstdir = dirname(dupdir);
	}

	if (!test_issubvolname(newname)) {
		fprintf(stderr, "ERROR: incorrect snapshot name '%s'\n",
			newname);
		goto out;
	}

	len = strlen(newname);
	if (len == 0 || len >= BTRFS_VOL_NAME_MAX) {
		fprintf(stderr, "ERROR: snapshot name too long '%s'\n",
			newname);
		goto out;
	}

	fddst = open_file_or_dir(dstdir, &dirstream1);
	if (fddst < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", dstdir);
		goto out;
	}

	fd = open_file_or_dir(subvol, &dirstream2);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", dstdir);
		goto out;
	}

	if (readonly) {
		args.flags |= BTRFS_SUBVOL_RDONLY;
		printf("Create a readonly snapshot of '%s' in '%s/%s'\n",
		       subvol, dstdir, newname);
	} else {
		printf("Create a snapshot of '%s' in '%s/%s'\n",
		       subvol, dstdir, newname);
	}

	args.fd = fd;
	if (inherit) {
		args.flags |= BTRFS_SUBVOL_QGROUP_INHERIT;
		args.size = qgroup_inherit_size(inherit);
		args.qgroup_inherit = inherit;
	}
	strncpy_null(args.name, newname);

	res = ioctl(fddst, BTRFS_IOC_SNAP_CREATE_V2, &args);

	if (res < 0) {
		fprintf( stderr, "ERROR: cannot snapshot '%s' - %s\n",
			subvol, strerror(errno));
		goto out;
	}

	retval = 0;	/* success */

out:
	close_file_or_dir(fddst, dirstream1);
	close_file_or_dir(fd, dirstream2);
	free(inherit);
	free(dupname);
	free(dupdir);

	return retval;
}
示例#28
0
static int cmd_subvol_list(int argc, char **argv)
{
	struct btrfs_list_filter_set *filter_set;
	struct btrfs_list_comparer_set *comparer_set;
	u64 flags = 0;
	int fd = -1;
	u64 top_id;
	int ret = -1, uerr = 0;
	char *subvol;
	int is_tab_result = 0;
	int is_list_all = 0;
	int is_only_in_path = 0;
	DIR *dirstream = NULL;

	filter_set = btrfs_list_alloc_filter_set();
	comparer_set = btrfs_list_alloc_comparer_set();

	optind = 1;
	while(1) {
		int c;
		static const struct option long_options[] = {
			{"sort", required_argument, NULL, 'S'},
			{NULL, 0, NULL, 0}
		};

		c = getopt_long(argc, argv,
				    "acdgopqsurRG:C:t", long_options, NULL);
		if (c < 0)
			break;

		switch(c) {
		case 'p':
			btrfs_list_setup_print_column(BTRFS_LIST_PARENT);
			break;
		case 'a':
			is_list_all = 1;
			break;
		case 'c':
			btrfs_list_setup_print_column(BTRFS_LIST_OGENERATION);
			break;
		case 'd':
			btrfs_list_setup_filter(&filter_set,
						BTRFS_LIST_FILTER_DELETED,
						0);
			break;
		case 'g':
			btrfs_list_setup_print_column(BTRFS_LIST_GENERATION);
			break;
		case 'o':
			is_only_in_path = 1;
			break;
		case 't':
			is_tab_result = 1;
			break;
		case 's':
			btrfs_list_setup_filter(&filter_set,
						BTRFS_LIST_FILTER_SNAPSHOT_ONLY,
						0);
			btrfs_list_setup_print_column(BTRFS_LIST_OGENERATION);
			btrfs_list_setup_print_column(BTRFS_LIST_OTIME);
			break;
		case 'u':
			btrfs_list_setup_print_column(BTRFS_LIST_UUID);
			break;
		case 'q':
			btrfs_list_setup_print_column(BTRFS_LIST_PUUID);
			break;
		case 'R':
			btrfs_list_setup_print_column(BTRFS_LIST_RUUID);
			break;
		case 'r':
			flags |= BTRFS_ROOT_SUBVOL_RDONLY;
			break;
		case 'G':
			btrfs_list_setup_print_column(BTRFS_LIST_GENERATION);
			ret = btrfs_list_parse_filter_string(optarg,
							&filter_set,
							BTRFS_LIST_FILTER_GEN);
			if (ret) {
				uerr = 1;
				goto out;
			}
			break;

		case 'C':
			btrfs_list_setup_print_column(BTRFS_LIST_OGENERATION);
			ret = btrfs_list_parse_filter_string(optarg,
							&filter_set,
							BTRFS_LIST_FILTER_CGEN);
			if (ret) {
				uerr = 1;
				goto out;
			}
			break;
		case 'S':
			ret = btrfs_list_parse_sort_string(optarg,
							   &comparer_set);
			if (ret) {
				uerr = 1;
				goto out;
			}
			break;

		default:
			uerr = 1;
			goto out;
		}
	}

	if (flags)
		btrfs_list_setup_filter(&filter_set, BTRFS_LIST_FILTER_FLAGS,
					flags);

	if (check_argc_exact(argc - optind, 1)) {
		uerr = 1;
		goto out;
	}

	subvol = argv[optind];
	fd = open_file_or_dir(subvol, &dirstream);
	if (fd < 0) {
		ret = -1;
		fprintf(stderr, "ERROR: can't access '%s'\n", subvol);
		goto out;
	}

	ret = btrfs_list_get_path_rootid(fd, &top_id);
	if (ret) {
		fprintf(stderr, "ERROR: can't get rootid for '%s'\n", subvol);
		goto out;
	}

	if (is_list_all)
		btrfs_list_setup_filter(&filter_set,
					BTRFS_LIST_FILTER_FULL_PATH,
					top_id);
	else if (is_only_in_path)
		btrfs_list_setup_filter(&filter_set,
					BTRFS_LIST_FILTER_TOPID_EQUAL,
					top_id);

	/* by default we shall print the following columns*/
	btrfs_list_setup_print_column(BTRFS_LIST_OBJECTID);
	btrfs_list_setup_print_column(BTRFS_LIST_GENERATION);
	btrfs_list_setup_print_column(BTRFS_LIST_TOP_LEVEL);
	btrfs_list_setup_print_column(BTRFS_LIST_PATH);

	if (is_tab_result)
		ret = btrfs_list_subvols_print(fd, filter_set, comparer_set,
				BTRFS_LIST_LAYOUT_TABLE,
				!is_list_all && !is_only_in_path, NULL);
	else
		ret = btrfs_list_subvols_print(fd, filter_set, comparer_set,
				BTRFS_LIST_LAYOUT_DEFAULT,
				!is_list_all && !is_only_in_path, NULL);

out:
	close_file_or_dir(fd, dirstream);
	if (filter_set)
		btrfs_list_free_filter_set(filter_set);
	if (comparer_set)
		btrfs_list_free_comparer_set(comparer_set);
	if (uerr)
		usage(cmd_subvol_list_usage);
	return !!ret;
}
示例#29
0
static int cmd_subvol_delete(int argc, char **argv)
{
	int	res, e, ret = 0;
	int cnt;
	int fd = -1;
	struct btrfs_ioctl_vol_args	args;
	char	*dname, *vname, *cpath;
	char	*dupdname = NULL;
	char	*dupvname = NULL;
	char	*path;
	DIR	*dirstream = NULL;
	int verbose = 0;
	int commit_mode = 0;

	optind = 1;
	while (1) {
		int c;
		static const struct option long_options[] = {
			{"commit-after", no_argument, NULL, 'c'},  /* commit mode 1 */
			{"commit-each", no_argument, NULL, 'C'},  /* commit mode 2 */
			{NULL, 0, NULL, 0}
		};

		c = getopt_long(argc, argv, "cC", long_options, NULL);
		if (c < 0)
			break;

		switch(c) {
		case 'c':
			commit_mode = 1;
			break;
		case 'C':
			commit_mode = 2;
			break;
		case 'v':
			verbose++;
			break;
		default:
			usage(cmd_subvol_delete_usage);
		}
	}

	if (check_argc_min(argc - optind, 1))
		usage(cmd_subvol_delete_usage);

	if (verbose > 0) {
		printf("Transaction commit: %s\n",
			!commit_mode ? "none (default)" :
			commit_mode == 1 ? "at the end" : "after each");
	}

	cnt = optind;

again:
	path = argv[cnt];

	res = test_issubvolume(path);
	if (res < 0) {
		fprintf(stderr, "ERROR: error accessing '%s'\n", path);
		ret = 1;
		goto out;
	}
	if (!res) {
		fprintf(stderr, "ERROR: '%s' is not a subvolume\n", path);
		ret = 1;
		goto out;
	}

	cpath = realpath(path, NULL);
	if (!cpath) {
		ret = errno;
		fprintf(stderr, "ERROR: finding real path for '%s': %s\n",
			path, strerror(errno));
		goto out;
	}
	dupdname = strdup(cpath);
	dname = dirname(dupdname);
	dupvname = strdup(cpath);
	vname = basename(dupvname);
	free(cpath);

	fd = open_file_or_dir(dname, &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", dname);
		ret = 1;
		goto out;
	}

	printf("Delete subvolume (%s): '%s/%s'\n",
		commit_mode == 2 || (commit_mode == 1 && cnt + 1 == argc)
		? "commit" : "no-commit", dname, vname);
	memset(&args, 0, sizeof(args));
	strncpy_null(args.name, vname);
	res = ioctl(fd, BTRFS_IOC_SNAP_DESTROY, &args);
	e = errno;

	if(res < 0 ){
		fprintf( stderr, "ERROR: cannot delete '%s/%s' - %s\n",
			dname, vname, strerror(e));
		ret = 1;
		goto out;
	}

	if (commit_mode == 1) {
		res = wait_for_commit(fd);
		if (res < 0) {
			fprintf(stderr,
				"ERROR: unable to wait for commit after '%s': %s\n",
				path, strerror(errno));
			ret = 1;
		}
	}

out:
	free(dupdname);
	free(dupvname);
	dupdname = NULL;
	dupvname = NULL;
	cnt++;
	if (cnt < argc) {
		close_file_or_dir(fd, dirstream);
		/* avoid double free */
		fd = -1;
		dirstream = NULL;
		goto again;
	}

	if (commit_mode == 2 && fd != -1) {
		res = wait_for_commit(fd);
		if (res < 0) {
			fprintf(stderr,
				"ERROR: unable to do final sync: %s\n",
				strerror(errno));
			ret = 1;
		}
	}
	close_file_or_dir(fd, dirstream);

	return ret;
}
示例#30
0
static int cmd_subvol_sync(int argc, char **argv)
{
	int fd = -1;
	int i;
	int ret = 1;
	DIR *dirstream = NULL;
	u64 *ids = NULL;
	int id_count;
	int sleep_interval = 1;

	optind = 1;
	while (1) {
		int c = getopt(argc, argv, "s:");

		if (c < 0)
			break;

		switch (c) {
		case 's':
			sleep_interval = atoi(argv[optind]);
			if (sleep_interval < 1) {
				fprintf(stderr,
					"ERROR: invalid sleep interval %s\n",
					argv[optind]);
				ret = 1;
				goto out;
			}
			break;
		default:
			usage(cmd_subvol_sync_usage);
		}
	}

	if (check_argc_min(argc - optind, 1))
		usage(cmd_subvol_sync_usage);

	fd = open_file_or_dir(argv[optind], &dirstream);
	if (fd < 0) {
		fprintf(stderr, "ERROR: can't access '%s'\n", argv[optind]);
		ret = 1;
		goto out;
	}
	optind++;

	id_count = argc - optind;
	if (!id_count) {
		id_count = SUBVOL_ID_BATCH;
		ids = (u64*)malloc(id_count * sizeof(u64));
		if (!ids) {
			fprintf(stderr, "ERROR: not enough memory\n");
			ret = 1;
			goto out;
		}
		id_count = enumerate_dead_subvols(fd, id_count, &ids);
		if (id_count < 0) {
			fprintf(stderr, "ERROR: can't enumerate dead subvolumes: %s\n",
					strerror(-id_count));
			ret = 1;
			goto out;
		}
		if (id_count == 0) {
			ret = 0;
			goto out;
		}
	} else {
		ids = (u64*)malloc(id_count * sizeof(u64));
		if (!ids) {
			fprintf(stderr, "ERROR: not enough memory\n");
			ret = 1;
			goto out;
		}

		for (i = 0; i < id_count; i++) {
			u64 id;
			const char *arg;

			arg = argv[optind + i];
			errno = 0;
			id = strtoull(arg, NULL, 10);
			if (errno < 0) {
				fprintf(stderr,
					"ERROR: unrecognized subvolume id %s\n",
					arg);
				ret = 1;
				goto out;
			}
			if (id < BTRFS_FIRST_FREE_OBJECTID
					|| id > BTRFS_LAST_FREE_OBJECTID) {
				fprintf(stderr,
					"ERROR: subvolume id %s out of range\n",
					arg);
				ret = 1;
				goto out;
			}
			ids[i] = id;
		}
	}

	ret = wait_for_subvolume_cleaning(fd, id_count, ids, sleep_interval);

out:
	free(ids);
	close_file_or_dir(fd, dirstream);

	return !!ret;
}