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/* Copyright (C) 2003 MySQL AB
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 2 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 */
#include <ndb_global.h>
#include "NdbApiSignal.hpp"
#include "NdbImpl.hpp"
#include <NdbOperation.hpp>
#include <NdbTransaction.hpp>
#include <NdbRecAttr.hpp>
#include <IPCConfig.hpp>
#include "TransporterFacade.hpp"
#include <ConfigRetriever.hpp>
#include <ndb_limits.h>
#include <NdbOut.hpp>
#include <NdbSleep.h>
#include "ObjectMap.hpp"
class NdbGlobalEventBufferHandle;
NdbGlobalEventBufferHandle *NdbGlobalEventBuffer_init(int);
void NdbGlobalEventBuffer_drop(NdbGlobalEventBufferHandle *);
Ndb::Ndb( Ndb_cluster_connection *ndb_cluster_connection,
const char* aDataBase , const char* aSchema)
: theImpl(NULL)
{
DBUG_ENTER("Ndb::Ndb()");
DBUG_PRINT("enter",("Ndb::Ndb this=0x%x", this));
setup(ndb_cluster_connection, aDataBase, aSchema);
DBUG_VOID_RETURN;
}
void Ndb::setup(Ndb_cluster_connection *ndb_cluster_connection,
const char* aDataBase , const char* aSchema)
{
DBUG_ENTER("Ndb::setup");
assert(theImpl == NULL);
theImpl= new NdbImpl(ndb_cluster_connection,*this);
theDictionary= &(theImpl->m_dictionary);
thePreparedTransactionsArray= NULL;
theSentTransactionsArray= NULL;
theCompletedTransactionsArray= NULL;
theNoOfPreparedTransactions= 0;
theNoOfSentTransactions= 0;
theNoOfCompletedTransactions= 0;
theRemainingStartTransactions= 0;
theMaxNoOfTransactions= 0;
theMinNoOfEventsToWakeUp= 0;
theConIdleList= NULL;
theOpIdleList= NULL;
theScanOpIdleList= NULL;
theIndexOpIdleList= NULL;
theTransactionList= NULL;
theConnectionArray= NULL;
theRecAttrIdleList= NULL;
theSignalIdleList= NULL;
theLabelList= NULL;
theBranchList= NULL;
theSubroutineList= NULL;
theCallList= NULL;
theScanList= NULL;
theNdbBlobIdleList= NULL;
the_last_check_time= 0;
theFirstTransId= 0;
theRestartGCI= 0;
theNdbBlockNumber= -1;
theInitState= NotConstructed;
theNode= 0;
theFirstTransId= 0;
theMyRef= 0;
fullyQualifiedNames = true;
#ifdef POORMANSPURIFY
cgetSignals =0;
cfreeSignals = 0;
cnewSignals = 0;
creleaseSignals = 0;
#endif
theError.code = 0;
theConnectionArray = new NdbConnection * [MAX_NDB_NODES];
theCommitAckSignal = NULL;
int i;
for (i = 0; i < MAX_NDB_NODES ; i++) {
theConnectionArray[i] = NULL;
}//forg
for (i = 0; i < 2048 ; i++) {
theFirstTupleId[i] = 0;
theLastTupleId[i] = 0;
}//for
theImpl->m_dbname.assign(aDataBase);
theImpl->m_schemaname.assign(aSchema);
theImpl->update_prefix();
theImpl->theWaiter.m_mutex = TransporterFacade::instance()->theMutexPtr;
// Signal that the constructor has finished OK
if (theInitState == NotConstructed)
theInitState = NotInitialised;
{
NdbGlobalEventBufferHandle *h=
NdbGlobalEventBuffer_init(NDB_MAX_ACTIVE_EVENTS);
if (h == NULL) {
ndbout_c("Failed NdbGlobalEventBuffer_init(%d)",NDB_MAX_ACTIVE_EVENTS);
exit(-1);
}
theGlobalEventBufferHandle = h;
}
DBUG_VOID_RETURN;
}
/*****************************************************************************
* ~Ndb();
*
* Remark: Disconnect with the database.
*****************************************************************************/
Ndb::~Ndb()
{
DBUG_ENTER("Ndb::~Ndb()");
DBUG_PRINT("enter",("Ndb::~Ndb this=0x%x",this));
doDisconnect();
NdbGlobalEventBuffer_drop(theGlobalEventBufferHandle);
if (TransporterFacade::instance() != NULL && theNdbBlockNumber > 0){
TransporterFacade::instance()->close(theNdbBlockNumber, theFirstTransId);
}
// if (theSchemaConToNdbList != NULL)
// closeSchemaTransaction(theSchemaConToNdbList);
while ( theConIdleList != NULL )
freeNdbCon();
while (theOpIdleList != NULL)
freeOperation();
while (theScanOpIdleList != NULL)
freeScanOperation();
while (theIndexOpIdleList != NULL)
freeIndexOperation();
while (theLabelList != NULL)
freeNdbLabel();
while (theBranchList != NULL)
freeNdbBranch();
while (theSubroutineList != NULL)
freeNdbSubroutine();
while (theCallList != NULL)
freeNdbCall();
while (theScanList != NULL)
freeNdbScanRec();
while (theNdbBlobIdleList != NULL)
freeNdbBlob();
while (theRecAttrIdleList != NULL)
freeRecAttr();
while ( theSignalIdleList != NULL )
freeSignal();
releaseTransactionArrays();
delete []theConnectionArray;
if(theCommitAckSignal != NULL){
delete theCommitAckSignal;
theCommitAckSignal = NULL;
}
delete theImpl;
/**
* This sleep is to make sure that the transporter
* send thread will come in and send any
* signal buffers that this thread may have allocated.
* If that doesn't happen an error will occur in OSE
* when trying to restore a signal buffer allocated by a thread
* that have been killed.
*/
#ifdef NDB_OSE
NdbSleep_MilliSleep(50);
#endif
#ifdef POORMANSPURIFY
#ifdef POORMANSGUI
ndbout << "cnewSignals=" << cnewSignals << endl;
ndbout << "cfreeSignals=" << cfreeSignals << endl;
ndbout << "cgetSignals=" << cgetSignals << endl;
ndbout << "creleaseSignals=" << creleaseSignals << endl;
#endif
// Poor mans purifier
assert(cnewSignals == cfreeSignals);
assert(cgetSignals == creleaseSignals);
#endif
DBUG_VOID_RETURN;
}
NdbWaiter::NdbWaiter(){
m_node = 0;
m_state = NO_WAIT;
m_mutex = 0;
m_condition = NdbCondition_Create();
}
NdbWaiter::~NdbWaiter(){
NdbCondition_Destroy(m_condition);
}
NdbImpl::NdbImpl(Ndb_cluster_connection *ndb_cluster_connection,
Ndb& ndb)
: m_ndb_cluster_connection(ndb_cluster_connection->m_impl),
m_dictionary(ndb),
theCurrentConnectIndex(0),
theNdbObjectIdMap(1024,1024),
theNoOfDBnodes(0)
{
int i;
for (i = 0; i < MAX_NDB_NODES; i++) {
the_release_ind[i] = 0;
}
m_optimized_node_selection=
m_ndb_cluster_connection.m_optimized_node_selection;
}
NdbImpl::~NdbImpl()
{
}
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