thin-provisioning-tools/thin-provisioning/metadata_checker.h

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// Copyright (C) 2011 Red Hat, Inc. All rights reserved.
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//
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// This file is part of the thin-provisioning-tools source.
//
// thin-provisioning-tools is free software: you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
//
// thin-provisioning-tools is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with thin-provisioning-tools. If not, see
// <http://www.gnu.org/licenses/>.
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#ifndef METADATA_CHECKER_H
#define METADATA_CHECKER_H
#include "block-cache/block_cache.h"
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#include "persistent-data/block.h"
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//----------------------------------------------------------------
namespace thin_provisioning {
struct check_options {
enum data_mapping_options {
DATA_MAPPING_NONE,
DATA_MAPPING_LEVEL1,
DATA_MAPPING_LEVEL2,
};
enum space_map_options {
SPACE_MAP_NONE,
SPACE_MAP_FULL,
};
check_options();
bool check_conformance();
void set_superblock_only();
void set_skip_mappings();
void set_override_mapping_root(bcache::block_address b);
void set_metadata_snap();
void set_ignore_non_fatal();
void set_auto_repair();
void set_clear_needs_check();
// flags for checking
bool use_metadata_snap_;
data_mapping_options data_mapping_opts_;
space_map_options sm_opts_;
boost::optional<bcache::block_address> override_mapping_root_;
bool ignore_non_fatal_;
// flags for repairing
bool fix_metadata_leaks_;
bool clear_needs_check_;
bool open_transaction_;
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};
enum output_options {
OUTPUT_NORMAL,
OUTPUT_QUIET,
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};
bool
check_metadata(std::string const &path,
check_options const &check_opts,
output_options output_opts);
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}
//----------------------------------------------------------------
#endif