mariadb/storage/mroonga/lib/mrn_database_repairer.hpp
2019-05-11 22:19:05 +03:00

67 lines
2.3 KiB
C++

/* -*- c-basic-offset: 2 -*- */
/*
Copyright(C) 2015-2017 Kouhei Sutou <kou@clear-code.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA
*/
#ifndef MRN_DATABASE_REPAIRER_HPP_
#define MRN_DATABASE_REPAIRER_HPP_
#include <groonga.h>
namespace mrn {
class DatabaseRepairer {
public:
DatabaseRepairer(grn_ctx *ctx, THD *thd);
~DatabaseRepairer(void);
bool is_crashed(void);
bool is_corrupt(void);
bool repair(void);
private:
grn_ctx *ctx_;
THD *thd_;
const char *base_directory_;
char base_directory_buffer_[MRN_MAX_PATH_SIZE];
const char *path_prefix_;
char path_prefix_buffer_[MRN_MAX_PATH_SIZE];
size_t path_prefix_length_;
size_t mrn_db_file_suffix_length_;
typedef void (DatabaseRepairer::*EachBodyFunc)(grn_ctx *ctx,
grn_obj *db,
const char *db_path,
void *user_data);
void each_database(EachBodyFunc each_body_func, void *user_data);
void each_database_body(const char *base_path,
grn_ctx *ctx,
EachBodyFunc each_body_func,
void *user_data);
void detect_paths(void);
void check_body(grn_ctx *ctx,
grn_obj *db,
const char *db_path,
void *user_data);
void repair_body(grn_ctx *ctx,
grn_obj *db,
const char *db_path,
void *user_data);
};
}
#endif /* MRN_DATABASE_REPAIRER_HPP_ */