1/* -*- c-basic-offset: 2 -*- */
2/*
3 Copyright(C) 2015-2017 Kouhei Sutou <kou@clear-code.com>
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18*/
19
20#ifndef MRN_DATABASE_REPAIRER_HPP_
21#define MRN_DATABASE_REPAIRER_HPP_
22
23#include <groonga.h>
24
25namespace mrn {
26 class DatabaseRepairer {
27 public:
28 DatabaseRepairer(grn_ctx *ctx, THD *thd);
29 ~DatabaseRepairer(void);
30 bool is_crashed(void);
31 bool is_corrupt(void);
32 bool repair(void);
33
34 private:
35 grn_ctx *ctx_;
36 THD *thd_;
37 const char *base_directory_;
38 char base_directory_buffer_[MRN_MAX_PATH_SIZE];
39 const char *path_prefix_;
40 char path_prefix_buffer_[MRN_MAX_PATH_SIZE];
41 size_t path_prefix_length_;
42 size_t mrn_db_file_suffix_length_;
43
44 typedef void (DatabaseRepairer::*EachBodyFunc)(grn_ctx *ctx,
45 grn_obj *db,
46 const char *db_path,
47 void *user_data);
48
49 void each_database(EachBodyFunc each_body_func, void *user_data);
50 void each_database_body(const char *base_path,
51 grn_ctx *ctx,
52 EachBodyFunc each_body_func,
53 void *user_data);
54 void detect_paths(void);
55
56 void check_body(grn_ctx *ctx,
57 grn_obj *db,
58 const char *db_path,
59 void *user_data);
60 void repair_body(grn_ctx *ctx,
61 grn_obj *db,
62 const char *db_path,
63 void *user_data);
64 };
65}
66
67#endif /* MRN_DATABASE_REPAIRER_HPP_ */
68