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121 lines
2.6 KiB
121 lines
2.6 KiB
/*
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* $Id$
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*
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* recovery for berkeley_db module
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*
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* Copyright (C) 2007 Cisco Systems
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*
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* This file is part of Kamailio, a free SIP server.
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*
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* Kamailio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version
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*
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* Kamailio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* History:
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* --------
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* 2007-09-19 genesis (wiquan)
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <dirent.h>
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#include <time.h>
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#include <db.h>
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/*max number of journal files that we are reading*/
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#define MAXFILES 64
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/*max number of columns in a table*/
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#define MAX_NUM_COLS 32
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/*max char width of a table row*/
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#define MAX_ROW_SIZE 2048
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/*max char width of a table name*/
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#define MAX_TABLENAME_SIZE 64
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#define MAX_FILENAME_SIZE 512
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#define METADATA_KEY "METADATA_KEY"
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#define METADATA_COLUMNS "METADATA_COLUMNS"
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/*operations*/
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enum
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{
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INSERT,
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UPDATE,
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DELETE,
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UNKNOWN_OP
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};
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typedef struct _lnode
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{
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char* p;
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struct _lnode *prev;
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struct _lnode *next;
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} lnode_t, *lnode_p;
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typedef struct _column
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{
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char* name;
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char* type;
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int kflag;
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} column_t, *column_p;
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typedef struct _table
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{
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char* name;
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column_p colp [MAX_NUM_COLS];
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int ncols;
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int nkeys;
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int ro;
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int logflags;
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DB* db;
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} table_t, *table_p;
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typedef struct _tbl_cache
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{
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table_p dtp;
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struct _tbl_cache *prev;
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struct _tbl_cache *next;
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} tbl_cache_t, *tbl_cache_p;
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int usage(void);
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DB* get_db(table_p tp);
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int get_op(char* op, int len);
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int delete(table_p tp, char* v, int len);
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int insert(table_p tp, char* v, int len);
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int _insert(DB* db, char* k, char* v, int klen, int vlen);
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int update(table_p tp, char* v, int len);
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int create(char* tn);
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int _version(DB* db);
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int create_all(void);
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int recover(char* tn);
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int recover_all(int lastn);
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lnode_p file_list(char* d, char* tn);
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int compare (const void *a, const void *b);
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int extract_key(table_p tp, char* key, char* data);
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int load_schema(char* dir);
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tbl_cache_p get_table(char *s);
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table_p create_table(char *_s);
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int load_metadata_columns(table_p _tp, char* line);
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int load_metadata_key(table_p _tp, char* line);
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int import_schema(table_p tp);
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void cleanup(void);
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