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/*
*
* (C) 2013-22 - ntop.org
*
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _MYSQL_DB_CLASS_H_
#define _MYSQL_DB_CLASS_H_
#include "ntop_includes.h"
#ifdef HAVE_MYSQL
class MySQLDB : public DB {
protected:
MYSQL mysql;
MYSQL mysql_alt;
bool db_operational, mysql_alt_connected;
FILE *log_fd;
u_int32_t mysqlEnqueuedFlows;
Mutex m;
bool clickhouse_mode;
volatile bool db_created;
pthread_t queryThreadLoop;
bool connectToDB(MYSQL *conn, bool select_db);
void open_log();
char* get_last_db_error(MYSQL *conn) { return((char*)mysql_error(conn)); }
int exec_sql_query(MYSQL *conn, const char *sql, bool doReconnect = true,
bool ignoreErrors = false, bool doLock = true);
void try_exec_sql_query(MYSQL *conn, char *sql);
virtual bool createDBSchema(bool set_db_created = true);
bool createNprobeDBView();
MYSQL* mysql_try_connect(MYSQL *conn, const char *dbname);
int exec_quick_sql_query(char *sql, char *out, u_int out_len);
public:
MySQLDB(NetworkInterface *_iface, bool _clickhouse_mode);
virtual ~MySQLDB();
virtual void* queryLoop();
virtual bool dumpFlow(time_t when, Flow *f, char *json);
void disconnectFromDB(MYSQL *conn);
virtual bool isDbCreated() { return db_created; };
char *escapeAphostrophes(const char *unescaped);
int flow2InsertValues(Flow *f, char *json, char *values_buf, size_t values_buf_len);
int exec_sql_query(lua_State *vm, char *sql, bool limitRows, bool wait_for_db_created = true);
void startLoop();
void shutdown();
int exec_single_query(lua_State *vm, char *sql);
};
#endif
#endif /* _MYSQL_DB_CLASS_H_ */
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