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/* Copyright (c) 2003-2006 MySQL AB
Use is subject to license terms
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; version 2 of the License.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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"
#include <NdbIndexScanOperation.hpp>
#include <NdbIndexOperation.hpp>
#include "NdbUtil.hpp"
#include <NdbBlob.hpp>
#include "NdbEventOperationImpl.hpp"
#include <EventLogger.hpp>
extern EventLogger g_eventLogger;
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%lx", (long) 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;
theTransactionList= NULL;
theConnectionArray= NULL;
the_last_check_time= 0;
theFirstTransId= 0;
theRestartGCI= 0;
theNdbBlockNumber= -1;
theInitState= NotConstructed;
theNode= 0;
theFirstTransId= 0;
theMyRef= 0;
cond_wait_index = TransporterFacade::MAX_NO_THREADS;
cond_signal_ndb = NULL;
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
m_sys_tab_0 = NULL;
theImpl->m_dbname.assign(aDataBase);
theImpl->m_schemaname.assign(aSchema);
theImpl->update_prefix();
theImpl->theWaiter.m_mutex = theImpl->m_transporter_facade->theMutexPtr;
// Signal that the constructor has finished OK
if (theInitState == NotConstructed)
theInitState = NotInitialised;
{
// theImpl->theWaiter.m_mutex must be set before this
theEventBuffer= new NdbEventBuffer(this);
if (theEventBuffer == NULL) {
ndbout_c("Failed NdbEventBuffer()");
exit(-1);
}
}
DBUG_VOID_RETURN;
}
/*****************************************************************************
* ~Ndb();
*
* Remark: Disconnect with the database.
*****************************************************************************/
Ndb::~Ndb()
{
DBUG_ENTER("Ndb::~Ndb()");
DBUG_PRINT("enter",("this: 0x%lx", (long) this));
if (m_sys_tab_0)
getDictionary()->removeTableGlobal(*m_sys_tab_0, 0);
assert(theImpl->m_ev_op == 0); // user should return NdbEventOperation's
for (NdbEventOperationImpl *op= theImpl->m_ev_op; op; op=op->m_next)
{
if (op->m_state == NdbEventOperation::EO_EXECUTING && op->stop())
g_eventLogger.error("stopping NdbEventOperation failed in Ndb destructor");
op->m_magic_number= 0;
}
doDisconnect();
/* Disconnect from transporter to stop signals from coming in */
if (theImpl->m_transporter_facade != NULL && theNdbBlockNumber > 0){
theImpl->m_transporter_facade->close(theNdbBlockNumber, theFirstTransId);
}
delete theEventBuffer;
releaseTransactionArrays();
delete []theConnectionArray;
if(theCommitAckSignal != NULL){
delete theCommitAckSignal;
theCommitAckSignal = NULL;
}
delete theImpl;
#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_poll_owner= false;
m_cond_wait_index= TransporterFacade::MAX_NO_THREADS;
m_condition = NdbCondition_Create();
}
NdbWaiter::~NdbWaiter(){
NdbCondition_Destroy(m_condition);
}
NdbImpl::NdbImpl(Ndb_cluster_connection *ndb_cluster_connection,
Ndb& ndb)
: m_ndb(ndb),
m_ndb_cluster_connection(ndb_cluster_connection->m_impl),
m_transporter_facade(ndb_cluster_connection->m_impl.m_transporter_facade),
m_dictionary(ndb),
theCurrentConnectIndex(0),
theNdbObjectIdMap(m_transporter_facade->theMutexPtr,
1024,1024),
theNoOfDBnodes(0),
m_ev_op(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;
m_systemPrefix.assfmt("%s%c%s%c", NDB_SYSTEM_DATABASE, table_name_separator,
NDB_SYSTEM_SCHEMA, table_name_separator);
}
NdbImpl::~NdbImpl()
{
}
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