2  *    This program is free software; you can redistribute it and/or modify
 
   3  *    it under the terms of the GNU General Public License as published by
 
   4  *    the Free Software Foundation; either version 2 of the License, or
 
   5  *    (at your option) any later version.
 
   7  *    This program is distributed in the hope that it will be useful,
 
   8  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 
   9  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
  10  *    GNU General Public License for more details.
 
  12  *    You should have received a copy of the GNU General Public License
 
  13  *    along with this program; if not, write to the Free Software
 
  14  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
  18  *    Author : Maxim Mamontov <faust@stargazer.dp.ua>
 
  22  *  This file contains a realization of a base firebird-storage plugin class
 
  25  *  $Date: 2010/01/08 16:00:45 $
 
  29 #include "firebird_store.h"
 
  31 #include "stg/common.h"
 
  36 extern "C" STG::Store* GetStore()
 
  38     static FIREBIRD_STORE plugin;
 
  41 //-----------------------------------------------------------------------------
 
  42 //-----------------------------------------------------------------------------
 
  43 //-----------------------------------------------------------------------------
 
  44 FIREBIRD_STORE::FIREBIRD_STORE()
 
  45     : version("firebird_store v.1.4"),
 
  46       db_server("localhost"),
 
  47       db_database("/var/stg/stargazer.fdb"),
 
  49       db_password("123456"),
 
  50       til(IBPP::ilConcurrency),
 
  53       logger(STG::PluginLogger::get("store_firebird"))
 
  56 //-----------------------------------------------------------------------------
 
  57 FIREBIRD_STORE::~FIREBIRD_STORE()
 
  61 //-----------------------------------------------------------------------------
 
  62 int FIREBIRD_STORE::ParseSettings()
 
  64 std::vector<STG::ParamValue>::iterator i;
 
  67 for(i = settings.moduleParams.begin(); i != settings.moduleParams.end(); ++i)
 
  71     s = ToLower(i->param);
 
  74         db_server = i->value.front();
 
  77         db_database = i->value.front();
 
  80         db_user = i->value.front();
 
  83         db_password = i->value.front();
 
  85     // Advanced settings block
 
  87     if (s == "isolationLevel")
 
  89         if (i->value.front() == "Concurrency")
 
  90             til = IBPP::ilConcurrency;
 
  91         else if (i->value.front() == "DirtyRead")
 
  92             til = IBPP::ilReadDirty;
 
  93         else if (i->value.front() == "ReadCommitted")
 
  94             til = IBPP::ilReadCommitted;
 
  95         else if (i->value.front() == "Consistency")
 
  96             til = IBPP::ilConsistency;
 
  99     if (s == "lockResolution")
 
 101         if (i->value.front() == "Wait")
 
 103         else if (i->value.front() == "NoWait")
 
 104             tlr = IBPP::lrNoWait;
 
 110     db = IBPP::DatabaseFactory(db_server, db_database, db_user, db_password, "", "KOI8U", "");
 
 112     return CheckVersion();
 
 114 catch (IBPP::Exception & ex)
 
 116     strError = "IBPP exception";
 
 117     printfd(__FILE__, ex.what());
 
 123 //-----------------------------------------------------------------------------
 
 124 int FIREBIRD_STORE::CheckVersion()
 
 126 IBPP::Transaction tr = IBPP::TransactionFactory(db, IBPP::amRead, til, tlr);
 
 127 IBPP::Statement st = IBPP::StatementFactory(db, tr);
 
 132     st->Execute("SELECT RDB$RELATION_NAME FROM RDB$RELATIONS WHERE RDB$SYSTEM_FLAG=0 AND RDB$RELATION_NAME = 'TB_INFO'");
 
 139         st->Execute("SELECT version FROM tb_info");
 
 141             st->Get(1, schemaVersion);
 
 144     logger("FIREBIRD_STORE: Current DB schema version: %d", schemaVersion);
 
 147 catch (IBPP::Exception & ex)
 
 150     strError = "IBPP exception";
 
 151     printfd(__FILE__, ex.what());
 
 157 //-----------------------------------------------------------------------------