/**
 * Callback executed when transaction has return from NDB
 */
static void
callback(int result, NdbTransaction* trans, void* aObject)
{
  async_callback_t * cbData = (async_callback_t *)aObject;
  if (result<0)
  {
    /**
     * Error: Temporary or permanent?
     */
    if (asynchErrorHandler(trans,  (Ndb*)cbData->ndb)) 
    {
      closeTransaction((Ndb*)cbData->ndb, cbData);
      while(populate((Ndb*)cbData->ndb, cbData->data, cbData) < 0)
	milliSleep(10);
    }
    else
    {
      std::cout << "Restore: Failed to restore data " 
		<< "due to a unrecoverable error. Exiting..." << std::endl;
      delete cbData;
      asynchExitHandler((Ndb*)cbData->ndb);
    }
  } 
  else 
  {
    /**
     * OK! close transaction
     */
    closeTransaction((Ndb*)cbData->ndb, cbData);
    delete cbData;
  }
}
int DBTransactionContext::execute(DBOperationSet *operations, 
                                  int _execType, int _abortOption, int force) {
  int rval;
  int opListSize = operations->size;
  NdbTransaction::ExecType execType = static_cast<NdbTransaction::ExecType>(_execType);
  NdbOperation::AbortOption abortOption = static_cast<NdbOperation::AbortOption>(_abortOption);
  bool doClose = (execType != NdbTransaction::NoCommit);
  
  if(! ndbTransaction) {
    startTransaction(operations->getKeyOperation(0));
  }
  operations->prepare(ndbTransaction);

  if(operations->hasBlobReadOperations()) {
    ndbTransaction->execute(NdbTransaction::NoCommit);
    DEBUG_PRINT("BLOB EXECUTE DONE");
  }

  rval = ndbTransaction->execute(execType, abortOption, force);
  DEBUG_PRINT("EXECUTE sync : %s %d operation%s %s => return: %d error: %d",
              modes[execType], 
              opListSize, 
              (opListSize == 1 ? "" : "s"), 
              (doClose ? " & close transaction" : ""),
              rval,
              ndbTransaction->getNdbError().code);
  if(doClose) {
    closeTransaction();
  }	
  return rval;
}
/*
** Write data to an jt-file.
*/
static int jtWrite(
  sqlite3_file *pFile, 
  const void *zBuf, 
  int iAmt, 
  sqlite_int64 iOfst
){
  int rc;
  jt_file *p = (jt_file *)pFile;
  if( p->flags&SQLITE_OPEN_MAIN_JOURNAL ){
    if( iOfst==0 ){
      jt_file *pMain = locateDatabaseHandle(p->zName);
      assert( pMain );
  
      if( iAmt==28 ){
        /* Zeroing the first journal-file header. This is the end of a
        ** transaction. */
        closeTransaction(pMain);
      }else if( iAmt!=12 ){
        /* Writing the first journal header to a journal file. This happens
        ** when a transaction is first started.  */
        u8 *z = (u8 *)zBuf;
        pMain->nPage = decodeUint32(&z[16]);
        pMain->nPagesize = decodeUint32(&z[24]);
        if( SQLITE_OK!=(rc=openTransaction(pMain, p)) ){
          return rc;
        }
      }
    }
    if( p->iMaxOff<(iOfst + iAmt) ){
      p->iMaxOff = iOfst + iAmt;
    }
  }

  if( p->flags&SQLITE_OPEN_MAIN_DB && p->pWritable ){
    if( iAmt<p->nPagesize 
     && p->nPagesize%iAmt==0 
     && iOfst>=(PENDING_BYTE+512) 
     && iOfst+iAmt<=PENDING_BYTE+p->nPagesize
    ){
      /* No-op. This special case is hit when the backup code is copying a
      ** to a database with a larger page-size than the source database and
      ** it needs to fill in the non-locking-region part of the original
      ** pending-byte page.
      */
    }else{
      u32 pgno = iOfst/p->nPagesize + 1;
      assert( (iAmt==1||iAmt==p->nPagesize) && ((iOfst+iAmt)%p->nPagesize)==0 );
      assert( pgno<=p->nPage || p->nSync>0 );
      assert( pgno>p->nPage || sqlite3BitvecTest(p->pWritable, pgno) );
    }
  }

  rc = sqlite3OsWrite(p->pReal, zBuf, iAmt, iOfst);
  if( (p->flags&SQLITE_OPEN_MAIN_JOURNAL) && iAmt==12 ){
    jt_file *pMain = locateDatabaseHandle(p->zName);
    int rc2 = readJournalFile(p, pMain);
    if( rc==SQLITE_OK ) rc = rc2;
  }
  return rc;
}
/*
** Delete the file located at zPath. If the dirSync argument is true,
** ensure the file-system modifications are synced to disk before
** returning.
*/
static int jtDelete(sqlite3_vfs *pVfs, const char *zPath, int dirSync){
  int nPath = strlen(zPath);
  if( nPath>8 && 0==strcmp("-journal", &zPath[nPath-8]) ){
    /* Deleting a journal file. The end of a transaction. */
    jt_file *pMain = locateDatabaseHandle(zPath);
    if( pMain ){
      closeTransaction(pMain);
    }
  }

  return sqlite3OsDelete(g.pVfs, zPath, dirSync);
}
Example #5
0
void Soprano::Index::CLuceneIndex::close()
{
//    qDebug() << "CLuceneIndex::close in thread " << QThread::currentThreadId();
    clearError();
    if ( d->transactionID ) {
        closeTransaction( d->transactionID );
    }
    QMutexLocker lock( &d->mutex );
    d->closeReader();
    d->closeWriter();
//    qDebug() << "CLuceneIndex::close done in thread " << QThread::currentThreadId();
}
Example #6
0
extern "C" void* NdbThreadFuncUpdate(void* pArg)
{
    myRandom48Init((long int)NdbTick_CurrentMillisecond());
    unsigned nSucc = 0;
    unsigned nFail = 0;
    Ndb* pNdb = NULL ;
    pNdb = new Ndb("TEST_DB");
    VerifyMethodInt(pNdb, init());
    VerifyMethodInt(pNdb, waitUntilReady());

    while(NdbMutex_Trylock(g_pNdbMutex)) {
        Uint32 nWarehouse = myRandom48(g_nWarehouseCount);
        NdbConnection* pNdbConnection = NULL ;
        VerifyMethodPtr(pNdbConnection, pNdb, startTransaction());
        CHK_TR(pNdbConnection) ; // epaulsa
        NdbOperation* pNdbOperationW = NULL ;
        VerifyMethodPtr(pNdbOperationW, pNdbConnection, getNdbOperation(c_szWarehouse));
        VerifyMethodInt(pNdbOperationW, interpretedUpdateTuple());
        VerifyMethodInt(pNdbOperationW, equal(c_szWarehouseNumber, nWarehouse));
        VerifyMethodInt(pNdbOperationW, incValue(c_szWarehouseCount, Uint32(1)));
        Uint32 nWarehouseSum = 0;
        for(Uint32 nDistrict=0; nDistrict<g_nDistrictPerWarehouse; ++nDistrict) {
            NdbOperation* pNdbOperationD = NULL ;
            VerifyMethodPtr(pNdbOperationD, pNdbConnection, getNdbOperation(c_szDistrict));
            VerifyMethodInt(pNdbOperationD, interpretedUpdateTuple());
            VerifyMethodInt(pNdbOperationD, equal(c_szDistrictWarehouseNumber, nWarehouse));
            VerifyMethodInt(pNdbOperationD, equal(c_szDistrictNumber, nDistrict));
            VerifyMethodInt(pNdbOperationD, incValue(c_szDistrictCount, Uint32(1)));
            Uint32 nDistrictSum = myRandom48(100);
            nWarehouseSum += nDistrictSum;
            VerifyMethodInt(pNdbOperationD, setValue(c_szDistrictSum, nDistrictSum));
        }
        VerifyMethodInt(pNdbOperationW, setValue(c_szWarehouseSum, nWarehouseSum));
        int iExec = pNdbConnection->execute(Commit);
        int iError = pNdbConnection->getNdbError().code;

        if(iExec<0 && iError!=0 && iError!=266 && iError!=626) {
            ReportMethodInt(iExec, pNdbConnection, "pNdbConnection", "execute(Commit)", __FILE__, __LINE__);
        }
        if(iExec==0) {
            ++nSucc;
        } else {
            ++nFail;
        }
        VerifyMethodVoid(pNdb, closeTransaction(pNdbConnection));
    }
    ndbout << "update: " << nSucc << " succeeded, " << nFail << " failed " << endl;
    NdbMutex_Unlock(g_pNdbMutex);
    delete pNdb;
    pNdb = NULL ;
    return NULL;
}
/*
** Close an jt-file.
*/
static int jtClose(sqlite3_file *pFile){
  jt_file **pp;
  jt_file *p = (jt_file *)pFile;

  closeTransaction(p);
  enterJtMutex();
  if( p->zName ){
    for(pp=&g.pList; *pp!=p; pp=&(*pp)->pNext);
    *pp = p->pNext;
  }
  leaveJtMutex();
  return sqlite3OsClose(p->pReal);
}
static int jtWrite(
  sqlite3_file *pFile, 
  const void *zBuf, 
  int iAmt, 
  sqlite_int64 iOfst
){
  int rc;
  jt_file *p = (jt_file *)pFile;
  if( p->flags&SQLITE_OPEN_MAIN_JOURNAL ){
    if( iOfst==0 ){
      jt_file *pMain = locateDatabaseHandle(p->zName);
      assert( pMain );
  
      if( iAmt==28 ){
        closeTransaction(pMain);
      }else if( iAmt!=12 ){
        u8 *z = (u8 *)zBuf;
        pMain->nPage = decodeUint32(&z[16]);
        pMain->nPagesize = decodeUint32(&z[24]);
        if( SQLITE_OK!=(rc=openTransaction(pMain, p)) ){
          return rc;
        }
      }
    }
    if( p->iMaxOff<(iOfst + iAmt) ){
      p->iMaxOff = iOfst + iAmt;
    }
  }

  if( p->flags&SQLITE_OPEN_MAIN_DB && p->pWritable ){
    if( iAmt<p->nPagesize 
     && p->nPagesize%iAmt==0 
     && iOfst>=(PENDING_BYTE+512) 
     && iOfst+iAmt<=PENDING_BYTE+p->nPagesize
    ){
    }else{
      u32 pgno = iOfst/p->nPagesize + 1;
      assert( (iAmt==1||iAmt==p->nPagesize) && ((iOfst+iAmt)%p->nPagesize)==0 );
      assert( pgno<=p->nPage || p->nSync>0 );
      assert( pgno>p->nPage || sqlite3BitvecTest(p->pWritable, pgno) );
    }
  }

  rc = sqlite3OsWrite(p->pReal, zBuf, iAmt, iOfst);
  if( (p->flags&SQLITE_OPEN_MAIN_JOURNAL) && iAmt==12 ){
    jt_file *pMain = locateDatabaseHandle(p->zName);
    int rc2 = readJournalFile(p, pMain);
    if( rc==SQLITE_OK ) rc = rc2;
  }
  return rc;
}
/*
** Truncate an jt-file.
*/
static int jtTruncate(sqlite3_file *pFile, sqlite_int64 size){
  jt_file *p = (jt_file *)pFile;
  if( p->flags&SQLITE_OPEN_MAIN_JOURNAL && size==0 ){
    /* Truncating a journal file. This is the end of a transaction. */
    jt_file *pMain = locateDatabaseHandle(p->zName);
    closeTransaction(pMain);
  }
  if( p->flags&SQLITE_OPEN_MAIN_DB && p->pWritable ){
    u32 pgno;
    u32 locking_page = (u32)(PENDING_BYTE/p->nPagesize+1);
    for(pgno=size/p->nPagesize+1; pgno<=p->nPage; pgno++){
      assert( pgno==locking_page || sqlite3BitvecTest(p->pWritable, pgno) );
    }
  }
  return sqlite3OsTruncate(p->pReal, size);
}
/*
** This function is called when a new transaction is opened, just after
** the first journal-header is written to the journal file.
*/
static int openTransaction(jt_file *pMain, jt_file *pJournal){
  unsigned char *aData;
  sqlite3_file *p = pMain->pReal;
  int rc = SQLITE_OK;

  closeTransaction(pMain);
  aData = sqlite3_malloc(pMain->nPagesize);
  pMain->pWritable = sqlite3BitvecCreate(pMain->nPage);
  pMain->aCksum = sqlite3_malloc(sizeof(u32) * (pMain->nPage + 1));
  pJournal->iMaxOff = 0;

  if( !pMain->pWritable || !pMain->aCksum || !aData ){
    rc = SQLITE_IOERR_NOMEM;
  }else if( pMain->nPage>0 ){
    u32 iTrunk;
    int iSave;
    int iSave2;

    stop_ioerr_simulation(&iSave, &iSave2);

    /* Read the database free-list. Add the page-number for each free-list
    ** leaf to the jt_file.pWritable bitvec.
    */
    rc = sqlite3OsRead(p, aData, pMain->nPagesize, 0);
    if( rc==SQLITE_OK ){
      u32 nDbsize = decodeUint32(&aData[28]);
      if( nDbsize>0 && memcmp(&aData[24], &aData[92], 4)==0 ){
        u32 iPg;
        for(iPg=nDbsize+1; iPg<=pMain->nPage; iPg++){
          sqlite3BitvecSet(pMain->pWritable, iPg);
        }
      }
    }
    iTrunk = decodeUint32(&aData[32]);
    while( rc==SQLITE_OK && iTrunk>0 ){
      u32 nLeaf;
      u32 iLeaf;
      sqlite3_int64 iOff = (iTrunk-1)*pMain->nPagesize;
      rc = sqlite3OsRead(p, aData, pMain->nPagesize, iOff);
      nLeaf = decodeUint32(&aData[4]);
      for(iLeaf=0; rc==SQLITE_OK && iLeaf<nLeaf; iLeaf++){
        u32 pgno = decodeUint32(&aData[8+4*iLeaf]);
        sqlite3BitvecSet(pMain->pWritable, pgno);
      }
      iTrunk = decodeUint32(aData);
    }

    /* Calculate and store a checksum for each page in the database file. */
    if( rc==SQLITE_OK ){
      int ii;
      for(ii=0; rc==SQLITE_OK && ii<pMain->nPage; ii++){
        i64 iOff = (i64)(pMain->nPagesize) * (i64)ii;
        if( iOff==PENDING_BYTE ) continue;
        rc = sqlite3OsRead(pMain->pReal, aData, pMain->nPagesize, iOff);
        pMain->aCksum[ii] = genCksum(aData, pMain->nPagesize);
      }
    }

    start_ioerr_simulation(iSave, iSave2);
  }

  sqlite3_free(aData);
  return rc;
}
int 
HugoTransactions::lockRecords(Ndb* pNdb, 
			      int records,
			      int percentToLock,
			      int lockTime){
  // Place a lock on percentToLock% of the records in the Db
  // Keep the locks for lockTime ms, commit operation
  // and lock som other records
  int                  r = 0;
  int                  retryAttempt = 0;
  int                  check;
  NdbOperation::LockMode lm = NdbOperation::LM_Exclusive;

  // Calculate how many records to lock in each batch
  if (percentToLock <= 0)
    percentToLock = 1;
  double percentVal = (double)percentToLock / 100;
  int lockBatch = (int)(records * percentVal);
  if (lockBatch <= 0)
    lockBatch = 1;

  allocRows(lockBatch);
  
  while (r < records){
    if(r + lockBatch > records)
      lockBatch = records - r;
    
    g_info << "|- Locking " << lockBatch << " records..." << endl;

    if (retryAttempt >= m_retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }

    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    if(pkReadRecord(pNdb, r, lockBatch, lm) != NDBT_OK)
    {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    // NoCommit lockTime times with 100 millis interval
    int sleepInterval = 50;
    int lockCount = lockTime / sleepInterval;
    int commitCount = 0;
    do {
      check = pTrans->execute(NoCommit, AbortOnError);   
      if( check == -1) {
	const NdbError err = pTrans->getNdbError();
	
	if (err.status == NdbError::TemporaryError){
	  ERR(err);
	  closeTransaction(pNdb);
	  NdbSleep_MilliSleep(50);
	  retryAttempt++;
	  continue;
	}
	ERR(err);
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
      for (int b=0; (b<lockBatch) && (r+b<records); b++){ 
	if (calc.verifyRowValues(rows[b]) != 0){
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      }
      commitCount++;
      NdbSleep_MilliSleep(sleepInterval);
    } while (commitCount < lockCount);
    
    // Really commit the trans, puuh!
    check = pTrans->execute(Commit, AbortOnError);   
    if( check == -1) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    else{
      for (int b=0; (b<lockBatch) && (r<records); b++){ 
	if (calc.verifyRowValues(rows[b]) != 0){
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	r++; // Read next record
      }
    }
    
    closeTransaction(pNdb);
    
  }
  deallocRows();
  g_info << "|- Record locking completed" << endl;
  return NDBT_OK;
}
Example #12
0
int 
UtilTransactions::scanAndCompareUniqueIndex(Ndb* pNdb,
					    const NdbDictionary::Index* pIndex,
					    int parallelism,
					    bool transactional){
  
  int                  retryAttempt = 0;
  const int            retryMax = 100;
  int                  check;
  NdbScanOperation       *pOp;
  NDBT_ResultRow       row(tab);

  parallelism = 1;

  while (true){
restart:
    if (retryAttempt >= retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }

    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    pOp = pTrans->getNdbScanOperation(tab.getName());	
    if (pOp == NULL) {
      const NdbError err = pNdb->getNdbError();
      closeTransaction(pNdb);
      ERR(err);
      
      if (err.status == NdbError::TemporaryError){
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      return NDBT_FAILED;
    }

    int rs;
    if(transactional){
      rs = pOp->readTuples(NdbScanOperation::LM_Read, 0, parallelism);
    } else {
      rs = pOp->readTuples(NdbScanOperation::LM_CommittedRead, 0, parallelism);
    }
    
    if( rs != 0 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    check = pOp->interpret_exit_ok();
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    // Read all attributes
    for (int a = 0; a < tab.getNoOfColumns(); a++){
      if ((row.attributeStore(a) =  
	   pOp->getValue(tab.getColumn(a)->getName())) == 0) {
	ERR(pTrans->getNdbError());
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }

    check = pTrans->execute(NoCommit, AbortOnError);
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    int eof;
    int rows = 0;
    
    
    while((eof = pOp->nextResult()) == 0){
      rows++;
      
      // ndbout << row.c_str().c_str() << endl;
      
      if (readRowFromTableAndIndex(pNdb,
				   pTrans,
				   pIndex,
				   row) != NDBT_OK){	
	
	while((eof= pOp->nextResult(false)) == 0);
	if(eof == 2)
	  eof = pOp->nextResult(true); // this should give -1
	if(eof == -1)
	{
	  const NdbError err = pTrans->getNdbError();
	  
	  if (err.status == NdbError::TemporaryError){
	    ERR(err);
	    closeTransaction(pNdb);
	    NdbSleep_MilliSleep(50);
	    retryAttempt++;
	    goto restart;
	  }
	}
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }
    if (eof == -1) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    closeTransaction(pNdb);
    
    return NDBT_OK;
  }
  return NDBT_FAILED;
}
Example #13
0
int 
UtilTransactions::selectCount(Ndb* pNdb, 
			      int parallelism,
			      int* count_rows,
			      NdbOperation::LockMode lm,
			      NdbConnection* pTrans){
  
  int                  retryAttempt = 0;
  const int            retryMax = 100;
  int                  check;
  NdbScanOperation     *pOp;

  if(!pTrans)
    pTrans = pNdb->startTransaction();
    
  while (true){

    if (retryAttempt >= retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }
    pOp = getScanOperation(pTrans);
    if (pOp == NULL) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    if( pOp->readTuples(lm) ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    if(0){
      NdbScanFilter sf(pOp);
      sf.begin(NdbScanFilter::OR);
      sf.eq(2, (Uint32)30);
      sf.end();
    } else {
      check = pOp->interpret_exit_ok();
      if( check == -1 ) {
	ERR(pTrans->getNdbError());
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }
    
    
    check = pTrans->execute(NoCommit, AbortOnError);
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    int eof;
    int rows = 0;
    

    while((eof = pOp->nextResult()) == 0){
      rows++;
    }
    if (eof == -1) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    closeTransaction(pNdb);
    
    if (count_rows != NULL){
      *count_rows = rows;
    }
    
    return NDBT_OK;
  }
  return NDBT_FAILED;
}
Example #14
0
int 
UtilTransactions::clearTable(Ndb* pNdb, 
                             NdbScanOperation::ScanFlag flags,
                             int records,
                             int parallelism){
  // Scan all records exclusive and delete 
  // them one by one
  int                  retryAttempt = 0;
  const int            retryMax = 10;
  int deletedRows = 0;
  int check;
  NdbScanOperation *pOp;
  NdbError err;

  int par = parallelism;
  while (true){
  restart:
    if (retryAttempt++ >= retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }
    
    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      err = pNdb->getNdbError();
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	continue;
      }
      goto failed;
    }

    pOp = getScanOperation(pTrans);
    if (pOp == NULL) {
      err = pTrans->getNdbError();
      if(err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	par = 1;
	goto restart;
      }
      goto failed;
    }
    
    if( pOp->readTuples(NdbOperation::LM_Exclusive, flags, par) ) {
      err = pTrans->getNdbError();
      goto failed;
    }
    
    if(pTrans->execute(NoCommit, AbortOnError) != 0){
      err = pTrans->getNdbError();    
      if(err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	continue;
      }
      goto failed;
    }
    
    while((check = pOp->nextResult(true)) == 0){
      do {
	if (pOp->deleteCurrentTuple() != 0){
	  goto failed;
	}
	deletedRows++;
      } while((check = pOp->nextResult(false)) == 0);
      
      if(check != -1){
	check = pTrans->execute(Commit, AbortOnError);   
	pTrans->restart();
      }
      
      err = pTrans->getNdbError();    
      if(check == -1){
	if(err.status == NdbError::TemporaryError){
	  ERR(err);
	  closeTransaction(pNdb);
	  NdbSleep_MilliSleep(50);
	  par = 1;
	  goto restart;
	}
	goto failed;
      }
    }
    if(check == -1){
      err = pTrans->getNdbError();    
      if(err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	par = 1;
	goto restart;
      }
      goto failed;
    }
    closeTransaction(pNdb);
    return NDBT_OK;
  }
  return NDBT_FAILED;
  
 failed:
  if(pTrans != 0) closeTransaction(pNdb);
  ERR(err);
  return (err.code != 0 ? err.code : NDBT_FAILED);
}
Example #15
0
int 
UtilTransactions::scanReadRecords(Ndb* pNdb,
				  int parallelism,
				  NdbOperation::LockMode lm,
				  int records,
				  int noAttribs,
				  int *attrib_list,
				  ReadCallBackFn* fn){
  
  int                  retryAttempt = 0;
  const int            retryMax = 100;
  int                  check;
  NdbScanOperation	       *pOp;
  NDBT_ResultRow       row(tab);

  while (true){

    if (retryAttempt >= retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }

    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    pOp = getScanOperation(pTrans);
    if (pOp == NULL) {
      const NdbError err = pNdb->getNdbError();
      closeTransaction(pNdb);

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    if( pOp->readTuples(lm, 0, parallelism) ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    check = pOp->interpret_exit_ok();
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    // Call getValue for all the attributes supplied in attrib_list
    // ************************************************
    for (int a = 0; a < noAttribs; a++){
      if (attrib_list[a] < tab.getNoOfColumns()){ 
	g_info << "getValue(" << attrib_list[a] << ")" << endl;
	if ((row.attributeStore(attrib_list[a]) =  
	     pOp->getValue(tab.getColumn(attrib_list[a])->getName())) == 0) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      }
    }
    // *************************************************
    
    check = pTrans->execute(NoCommit, AbortOnError);
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    int eof;
    int rows = 0;
    
    
    while((eof = pOp->nextResult()) == 0){
      rows++;
      
      // Call callback for each record returned
      if(fn != NULL)
	fn(&row);
    }
    if (eof == -1) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    closeTransaction(pNdb);
    g_info << rows << " rows have been read" << endl;
    if (records != 0 && rows != records){
      g_info << "Check expected number of records failed" << endl 
	     << "  expected=" << records <<", " << endl
	     << "  read=" << rows << endl;
      return NDBT_FAILED;
    }
    
    return NDBT_OK;
  }
  return NDBT_FAILED;
}
int
HugoTransactions::loadTableStartFrom(Ndb* pNdb, 
                                     int startFrom,
                                     int records,
                                     int batch,
                                     bool allowConstraintViolation,
                                     int doSleep,
                                     bool oneTrans,
                                     int value,
                                     bool abort){
  int             check;
  int             retryAttempt = 0;
  int             retryMax = 5;
  bool            first_batch = true;

  const int org = batch;
  const int cols = tab.getNoOfColumns();
  const int brow = tab.getRowSizeInBytes();
  const int bytes = 12 + brow + 4 * cols;
  batch = (batch * 256); // -> 512 -> 65536k per commit
  batch = batch/bytes;   // 
  batch = batch == 0 ? 1 : batch;
 
  if(batch != org){
    g_info << "batch = " << org << " rowsize = " << bytes
	   << " -> rows/commit = " << batch << endl;
  }
  
  Uint32 orgbatch = batch;
  g_info << "|- Inserting records..." << endl;
  for (int c=0 ; c<records; ){
    bool closeTrans = true;

    if(c + batch > records)
      batch = records - c;
    
    if (retryAttempt >= retryMax){
      g_info << "Record " << c << " could not be inserted, has retried "
	     << retryAttempt << " times " << endl;
      // Reset retry counters and continue with next record
      retryAttempt = 0;
      c++;
    }
    if (doSleep > 0)
      NdbSleep_MilliSleep(doSleep);

    //    if (first_batch || !oneTrans) {
    if (first_batch || !pTrans) {
      first_batch = false;
      pTrans = pNdb->startTransaction();
      if (pTrans == NULL) {
        const NdbError err = pNdb->getNdbError();

        if (err.status == NdbError::TemporaryError){
          ERR(err);
	  NdbSleep_MilliSleep(50);
	  retryAttempt++;
	  continue;
        }
        ERR(err);
        return NDBT_FAILED;
      }
    }

    if(pkInsertRecord(pNdb, c + startFrom, batch, value) != NDBT_OK)
    { 
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    // Execute the transaction and insert the record
    if (!oneTrans || (c + batch) >= records) {
      //      closeTrans = true;
      closeTrans = false;
      if (!abort)
      {
	check = pTrans->execute(Commit, AbortOnError);
	if(check != -1)
	  m_latest_gci = pTrans->getGCI();
	pTrans->restart();
      }
      else
      {
	check = pTrans->execute(NoCommit, AbortOnError);
	if (check != -1)
	{
	  check = pTrans->execute( Rollback );	
	  closeTransaction(pNdb);
	}
      }
    } else {
      closeTrans = false;
      check = pTrans->execute(NoCommit, AbortOnError);
    }
    if(check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      closeTransaction(pNdb);
      pTrans= 0;
      switch(err.status){
      case NdbError::Success:
	ERR(err);
	g_info << "ERROR: NdbError reports success when transcaction failed"
	       << endl;
	return NDBT_FAILED;
	break;
	
      case NdbError::TemporaryError:      
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
        batch = 1;
	continue;
	break;
	
      case NdbError::UnknownResult:
	ERR(err);
	return NDBT_FAILED;
	break;
	
      case NdbError::PermanentError:
	if (allowConstraintViolation == true){
	  switch (err.classification){
	  case NdbError::ConstraintViolation:
	    // Tuple already existed, OK but should be reported
	    g_info << c << ": " << err.code << " " << err.message << endl;
	    c++;
	    continue;
	    break;
	  default:	    
	    break;
	  }
	}
	ERR(err);
	return err.code;
	break;
      }
    }
    else{
      if (closeTrans) {
        closeTransaction(pNdb);
	pTrans= 0;
      }
    }
    
    // Step to next record
    c = c+batch; 
    retryAttempt = 0;
  }

  if(pTrans)
    closeTransaction(pNdb);
  return NDBT_OK;
}
Example #17
0
int 
UtilTransactions::compare(Ndb* pNdb, const char* tab_name2, int flags){


  NdbError err;
  int return_code= 0, row_count= 0;
  int retryAttempt = 0, retryMax = 10;

  HugoCalculator calc(tab);
  NDBT_ResultRow row(tab);
  const NdbDictionary::Table* tmp= pNdb->getDictionary()->getTable(tab_name2);
  if(tmp == 0)
  {
    g_err << "Unable to lookup table: " << tab_name2
	  << endl << pNdb->getDictionary()->getNdbError() << endl;
    return -1;
  }
  const NdbDictionary::Table& tab2= *tmp;

  HugoOperations cmp(tab2);
  UtilTransactions count(tab2);

  while (true){
loop:    
    if (retryAttempt++ >= retryMax){
      g_err << "ERROR: compare has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return -1;
    }

    NdbScanOperation *pOp= 0;
    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      err = pNdb->getNdbError();
      goto error;
    }

    pOp= pTrans->getNdbScanOperation(tab.getName());	
    if (pOp == NULL) {
      ERR(err= pTrans->getNdbError());
      goto error;
    }

    if( pOp->readTuples(NdbScanOperation::LM_Read) ) {
      ERR(err= pTrans->getNdbError());
      goto error;
    }

    if( pOp->interpret_exit_ok() == -1 ) {
      ERR(err= pTrans->getNdbError());
      goto error;
    }  

    // Read all attributes
    {
      for (int a = 0; a < tab.getNoOfColumns(); a++){
	if ((row.attributeStore(a) = 
	     pOp->getValue(tab.getColumn(a)->getName())) == 0) {
	  ERR(err= pTrans->getNdbError());
	  goto error;
	}
      }
    }
    
    if( pTrans->execute(NoCommit, AbortOnError) == -1 ) {
      ERR(err= pTrans->getNdbError());
      goto error;
    }
  
    row_count= 0;
    {
      int eof;
      while((eof = pOp->nextResult(true)) == 0)
      {
	do {
	  row_count++;
	  if(cmp.startTransaction(pNdb) != NDBT_OK)
	  {
	    ERR(err= pNdb->getNdbError());
	    goto error;
	  }
	  int rowNo= calc.getIdValue(&row);
	  if(cmp.pkReadRecord(pNdb, rowNo, 1) != NDBT_OK)
	  {
	    ERR(err= cmp.getTransaction()->getNdbError());
	    goto error;
	  }
	  if(cmp.execute_Commit(pNdb) != NDBT_OK ||
	     cmp.getTransaction()->getNdbError().code)
	  {
	    ERR(err= cmp.getTransaction()->getNdbError());
	    goto error;
	  }
	  if(row != cmp.get_row(0))
	  {
	    g_err << "COMPARE FAILED" << endl;
	    g_err << row << endl;
	    g_err << cmp.get_row(0) << endl;
	    return_code++;
	  }
	  retryAttempt= 0;
	  cmp.closeTransaction(pNdb);
	} while((eof = pOp->nextResult(false)) == 0);
      }
      if (eof == -1) 
      {
	err = pTrans->getNdbError();
	goto error;
      }
    }
    
    closeTransaction(pNdb);
    
    g_info << row_count << " rows compared" << endl;
    {
      int row_count2;
      if(count.selectCount(pNdb, 0, &row_count2) != NDBT_OK)
      {
	g_err << "Failed to count rows in tab_name2" << endl;
	return -1;
      }
      
      g_info << row_count2 << " rows in tab_name2 - failed " << return_code
	     << endl;
      return (row_count == row_count2 ? return_code : 1);
    }
error:
    if(err.status == NdbError::TemporaryError)
    {
      g_err << err << endl;
      NdbSleep_MilliSleep(50);
      closeTransaction(pNdb);
      if(cmp.getTransaction())
	cmp.closeTransaction(pNdb);
      
      goto loop;
    }
    g_err << "ERROR" << endl;
    g_err << err << endl;
    
    break;
  }

close:
  closeTransaction(pNdb);
  
  return return_code;
}
int 
HugoTransactions::pkInterpretedUpdateRecords(Ndb* pNdb, 
					     int records,
					     int batch){
  int updated = 0;
  int r = 0;
  int retryAttempt = 0;
  int check, a;

  while (r < records){
    
    if (retryAttempt >= m_retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }
    
    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

   NdbOperation* pOp = pTrans->getNdbOperation(tab.getName());	
   if (pOp == NULL) {
     ERR(pTrans->getNdbError());
     closeTransaction(pNdb);
     return NDBT_FAILED;
   }
   
   check = pOp->readTupleExclusive();
   if( check == -1 ) {
     ERR(pTrans->getNdbError());
     closeTransaction(pNdb);
     return NDBT_FAILED;
   }
   
   // Define primary keys
   if (equalForRow(pOp, r) != 0)
   {
     closeTransaction(pNdb);
     return NDBT_FAILED;
   }
   
   // Read update value
   for(a = 0; a<tab.getNoOfColumns(); a++){
     if (calc.isUpdateCol(a) == true){
       if((row.attributeStore(a) = 
	   pOp->getValue(tab.getColumn(a)->getName())) == 0) {
	 ERR(pTrans->getNdbError());
	 closeTransaction(pNdb);
	 return NDBT_FAILED;
       }
     }
   }
   
    check = pTrans->execute(NoCommit, AbortOnError);   
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    int updates = calc.getUpdatesValue(&row) + 1;

    NdbOperation* pUpdOp;
    pUpdOp = pTrans->getNdbOperation(tab.getName());	
    if (pUpdOp == NULL) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    check = pUpdOp->interpretedUpdateTuple();
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    // PKs
    if (equalForRow(pUpdOp, r) != 0)
    {
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    // Update col
    for(a = 0; a<tab.getNoOfColumns(); a++){
      if ((tab.getColumn(a)->getPrimaryKey() == false) && 
	  (calc.isUpdateCol(a) == true)){
	
	// TODO switch for 32/64 bit
	const NdbDictionary::Column* attr = tab.getColumn(a);
	Uint32 valToIncWith = 1;
	check = pUpdOp->incValue(attr->getName(), valToIncWith);
	if( check == -1 ) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      }
    }

    // Remaining attributes
    for(a = 0; a<tab.getNoOfColumns(); a++){
      if ((tab.getColumn(a)->getPrimaryKey() == false) && 
	  (calc.isUpdateCol(a) == false)){
	if(setValueForAttr(pUpdOp, a, r, updates ) != 0){
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      }
    }


    
    check = pTrans->execute(Commit, AbortOnError);   
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      ndbout << "r = " << r << endl;
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    else{
      updated++;
      m_latest_gci = pTrans->getGCI();
    }
    

    closeTransaction(pNdb);

    r++; // Read next record

  }

  g_info << "|- " << updated << " records updated" << endl;
  return NDBT_OK;
}
int 
HugoTransactions::indexReadRecords(Ndb* pNdb, 
				   const char * idxName,
				   int records,
				   int batch){
  int                  reads = 0;
  int                  r = 0;
  int                  retryAttempt = 0;
  int                  check, a;
  NdbOperation *pOp;
  NdbIndexScanOperation *sOp;

  const NdbDictionary::Index* pIndex
    = pNdb->getDictionary()->getIndex(idxName, tab.getName());
  
  const bool ordered = (pIndex->getType()==NdbDictionary::Index::OrderedIndex);

  if (batch == 0) {
    g_info << "ERROR: Argument batch == 0 in indexReadRecords(). "
	   << "Not allowed." << endl;
    return NDBT_FAILED;
  }
  
  if (ordered) {
    batch = 1;
  }

  allocRows(batch);
  
  while (r < records){
    if (retryAttempt >= m_retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }

    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }
    
    for(int b=0; (b<batch) && (r+b < records); b++){
      if(!ordered){
	pOp = pTrans->getNdbIndexOperation(idxName, tab.getName());	
	if (pOp == NULL) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	check = pOp->readTuple();
      } else {
	pOp = sOp = pTrans->getNdbIndexScanOperation(idxName, tab.getName());
	if (sOp == NULL) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	check = sOp->readTuples();
      }
      
      if( check == -1 ) {
	ERR(pTrans->getNdbError());
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
      
      // Define primary keys
      if (equalForRow(pOp, r+b) != 0)
      {
        closeTransaction(pNdb);
        return NDBT_FAILED;
      }
      
      // Define attributes to read  
      for(a = 0; a<tab.getNoOfColumns(); a++){
	if((rows[b]->attributeStore(a) = 
	    pOp->getValue(tab.getColumn(a)->getName())) == 0) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      }
    }

    check = pTrans->execute(Commit, AbortOnError);   
    check = (check == -1 ? -1 : !ordered ? check : sOp->nextResult(true));
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      switch(err.code){
      case 626: // Tuple did not exist
	  g_info << r << ": " << err.code << " " << err.message << endl;
	  r++;
	  break;
	  
      default:
	ERR(err);
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    } else{
      for (int b=0; (b<batch) && (r+b<records); b++){ 
	if (calc.verifyRowValues(rows[b]) != 0){
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	reads++;
	r++;
      }
      if(ordered && sOp->nextResult(true) == 0){
	ndbout << "Error when comparing records "
	       << " - index op next_result to many" << endl;
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }
    closeTransaction(pNdb);
  }
  deallocRows();
  g_info << reads << " records read" << endl;
  return NDBT_OK;
}
int 
HugoTransactions::indexUpdateRecords(Ndb* pNdb, 
				     const char * idxName,
				     int records,
				     int batch){

  int updated = 0;
  int                  r = 0;
  int                  retryAttempt = 0;
  int                  check, a, b;
  NdbOperation *pOp;
  NdbScanOperation * sOp;

  const NdbDictionary::Index* pIndex
    = pNdb->getDictionary()->getIndex(idxName, tab.getName());
  
  const bool ordered = (pIndex->getType()==NdbDictionary::Index::OrderedIndex);
  if (ordered){
    batch = 1;
  }

  allocRows(batch);
  
  while (r < records){
    if (retryAttempt >= m_retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }
    
    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    for(b = 0; b<batch && (b+r)<records; b++){
      if(!ordered){
	pOp = pTrans->getNdbIndexOperation(idxName, tab.getName());	
	if (pOp == NULL) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	
	check = pOp->readTupleExclusive();
	if( check == -1 ) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      } else {
	pOp = sOp = pTrans->getNdbIndexScanOperation(idxName, tab.getName());
	if (pOp == NULL) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	
	check = 0;
	sOp->readTuplesExclusive();
      }	
      
      // Define primary keys
      if (equalForRow(pOp, r+b) != 0)
      {
        closeTransaction(pNdb);
        return NDBT_FAILED;
      }
      
      // Define attributes to read  
      for(a = 0; a<tab.getNoOfColumns(); a++){
	if((rows[b]->attributeStore(a) = 
	    pOp->getValue(tab.getColumn(a)->getName())) == 0) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      }
    }
     
    check = pTrans->execute(NoCommit, AbortOnError);   
    check = (check == -1 ? -1 : !ordered ? check : sOp->nextResult(true));
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      ERR(err);
      closeTransaction(pNdb);
      
      if (err.status == NdbError::TemporaryError){
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      return NDBT_FAILED;
    }

    if(ordered && check != 0){
      g_err << check << " - Row: " << r << " not found!!" << endl;
      closeTransaction(pNdb);
      return NDBT_FAILED;    
    }
    
    for(b = 0; b<batch && (b+r)<records; b++){
      if (calc.verifyRowValues(rows[b]) != 0){
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
      
      int updates = calc.getUpdatesValue(rows[b]) + 1;
      
      NdbOperation* pUpdOp;
      if(!ordered){
	pUpdOp = pTrans->getNdbIndexOperation(idxName, tab.getName());
	check = (pUpdOp == 0 ? -1 : pUpdOp->updateTuple());
      } else {
	pUpdOp = sOp->updateCurrentTuple();
      }

      if (pUpdOp == NULL) {
	ERR(pTrans->getNdbError());
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
      
      if( check == -1 ) {
	ERR(pTrans->getNdbError());
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
      
      if(!ordered)
      {
        if (equalForRow(pUpdOp, r+b) != 0)
        {
          closeTransaction(pNdb);
          return NDBT_FAILED;
        }
      }
      
      for(a = 0; a<tab.getNoOfColumns(); a++){
	if (tab.getColumn(a)->getPrimaryKey() == false){
	  if(setValueForAttr(pUpdOp, a, r+b, updates ) != 0){
	    ERR(pTrans->getNdbError());
	    closeTransaction(pNdb);
	    return NDBT_FAILED;
	  }
	}
      }
    }
    
    check = pTrans->execute(Commit, AbortOnError);   
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      ERR(err);
      closeTransaction(pNdb);
      
      if (err.status == NdbError::TemporaryError){
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ndbout << "r = " << r << endl;
      return NDBT_FAILED;
    } else {
      updated += batch;
      m_latest_gci = pTrans->getGCI();
    }
    
    closeTransaction(pNdb);
    
    r+= batch; // Read next record
  }
  
  g_info << "|- " << updated << " records updated" << endl;
  return NDBT_OK;
}
int 
HugoTransactions::pkUpdateRecords(Ndb* pNdb, 
				  int records,
				  int batch,
				  int doSleep){
  int updated = 0;
  int                  r = 0;
  int                  retryAttempt = 0;
  int                  check, b;

  allocRows(batch);

  g_info << "|- Updating records (batch=" << batch << ")..." << endl;
  int batch_no = 0;
  while (r < records){
    if(r + batch > records)
      batch = records - r;

    if (m_thr_count != 0 && m_thr_no != batch_no % m_thr_count)
    {
      r += batch;
      batch_no++;
      continue;
    }
    
    if (retryAttempt >= m_retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }
    
    if (doSleep > 0)
      NdbSleep_MilliSleep(doSleep);

    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    if(pkReadRecord(pNdb, r, batch, NdbOperation::LM_Exclusive) != NDBT_OK)
    {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    check = pTrans->execute(NoCommit, AbortOnError);   
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    MicroSecondTimer timer_start;
    MicroSecondTimer timer_stop;
    bool timer_active =
      m_stats_latency != 0 &&
      r >= batch &&             // first batch is "warmup"
      r + batch != records;     // last batch is usually partial

    if (timer_active)
      NdbTick_getMicroTimer(&timer_start);

    if(pIndexScanOp)
    {
      int rows_found = 0;
      while((check = pIndexScanOp->nextResult(true)) == 0)
      {
	do {
	  
	  if (calc.verifyRowValues(rows[0]) != 0){
	    closeTransaction(pNdb);
	    return NDBT_FAILED;
	  }
	  
	  int updates = calc.getUpdatesValue(rows[0]) + 1;
	  
	  if(pkUpdateRecord(pNdb, r+rows_found, 1, updates) != NDBT_OK)
	  {
	    ERR(pTrans->getNdbError());
	    closeTransaction(pNdb);
	    return NDBT_FAILED;
	  }
	  rows_found++;
	} while((check = pIndexScanOp->nextResult(false)) == 0);
	
	if(check != 2)
	  break;
	if((check = pTrans->execute(NoCommit, AbortOnError)) != 0)
	  break;
      }
      if(check != 1 || rows_found != batch)
      {
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }
    else
    {
      for(b = 0; b<batch && (b+r)<records; b++)
      {
	if (calc.verifyRowValues(rows[b]) != 0)
	{
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	
	int updates = calc.getUpdatesValue(rows[b]) + 1;
	
	if(pkUpdateRecord(pNdb, r+b, 1, updates) != NDBT_OK)
	{
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      }
      check = pTrans->execute(Commit, AbortOnError);   
    }
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      ndbout << "r = " << r << endl;
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    else{
      updated += batch;
      m_latest_gci = pTrans->getGCI();
    }
    
    closeTransaction(pNdb);

    if (timer_active) {
      NdbTick_getMicroTimer(&timer_stop);
      NDB_TICKS ticks = NdbTick_getMicrosPassed(timer_start, timer_stop);
      m_stats_latency->addObservation((double)ticks);
    }

    r += batch; // Read next record
    batch_no++;
  }
  
  deallocRows();
  g_info << "|- " << updated << " records updated" << endl;
  return NDBT_OK;
}
int 
HugoTransactions::pkReadRecords(Ndb* pNdb, 
				int records,
				int batch,
				NdbOperation::LockMode lm){
  int                  reads = 0;
  int                  r = 0;
  int                  retryAttempt = 0;
  int                  check;

  if (batch == 0) {
    g_info << "ERROR: Argument batch == 0 in pkReadRecords(). Not allowed." << endl;
    return NDBT_FAILED;
  }

  while (r < records){
    if(r + batch > records)
      batch = records - r;

    if (retryAttempt >= m_retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }
    
    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    MicroSecondTimer timer_start;
    MicroSecondTimer timer_stop;
    bool timer_active =
      m_stats_latency != 0 &&
      r >= batch &&             // first batch is "warmup"
      r + batch != records;     // last batch is usually partial

    if (timer_active)
      NdbTick_getMicroTimer(&timer_start);

    if(pkReadRecord(pNdb, r, batch, lm) != NDBT_OK)
    {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    check = pTrans->execute(Commit, AbortOnError);   
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      switch(err.code){
      case 626: // Tuple did not exist
	g_info << r << ": " << err.code << " " << err.message << endl;
	r++;
	break;

      default:
	ERR(err);
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    } else {

      if(pIndexScanOp)
      {
	int rows_found = 0;
	while((check = pIndexScanOp->nextResult()) == 0)
	{
	  rows_found++;
	  if (calc.verifyRowValues(rows[0]) != 0){
	    closeTransaction(pNdb);
	    return NDBT_FAILED;
	  }
	}
	if(check != 1 || rows_found > batch)
	{
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	else if(rows_found < batch)
	{
	  if(batch == 1){
	    g_info << r << ": not found" << endl; abort(); }
	  else
	    g_info << "Found " << rows_found << " of " 
		   << batch << " rows" << endl;
	}
	r += batch;
	reads += rows_found;
      }
      else 
      {
	for (int b=0; (b<batch) && (r+b<records); b++){ 
	  if (calc.verifyRowValues(rows[b]) != 0){
	    closeTransaction(pNdb);
	    return NDBT_FAILED;
	  }
	  reads++;
	  r++;
	}
      }
    }
    
    closeTransaction(pNdb);

    if (timer_active) {
      NdbTick_getMicroTimer(&timer_stop);
      NDB_TICKS ticks = NdbTick_getMicrosPassed(timer_start, timer_stop);
      m_stats_latency->addObservation((double)ticks);
    }
  }
  deallocRows();
  g_info << reads << " records read" << endl;
  return NDBT_OK;
}
int
HugoTransactions::fillTableStartFrom(Ndb* pNdb, 
                                     int startFrom,
                                     int batch){
  int             check;
  int             retryAttempt = 0;
  int             retryMax = 5;

  const int org = batch;
  const int cols = tab.getNoOfColumns();
  const int brow = tab.getRowSizeInBytes();
  const int bytes = 12 + brow + 4 * cols;
  batch = (batch * 256); // -> 512 -> 65536k per commit
  batch = batch/bytes;   // 
  batch = batch == 0 ? 1 : batch;
 
  if(batch != org){
    g_info << "batch = " << org << " rowsize = " << bytes
	   << " -> rows/commit = " << batch << endl;
  }
  
  for (int c=startFrom ; ; ){

    if (retryAttempt >= retryMax){
      g_info << "Record " << c << " could not be inserted, has retried "
	     << retryAttempt << " times " << endl;
      // Reset retry counters and continue with next record
      retryAttempt = 0;
      c++;
    }
    
    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    if(pkInsertRecord(pNdb, c, batch) != NDBT_OK)
    {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    // Execute the transaction and insert the record
    check = pTrans->execute(Commit, CommitAsMuchAsPossible); 
    if(check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      closeTransaction(pNdb);
      
      switch(err.status){
      case NdbError::Success:
	ERR(err);
	g_info << "ERROR: NdbError reports success when transcaction failed"
	       << endl;
	return NDBT_FAILED;
	break;
	
      case NdbError::TemporaryError:      
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
	break;
	
      case NdbError::UnknownResult:
	ERR(err);
	return NDBT_FAILED;
	break;
	
      case NdbError::PermanentError:
	//  if (allowConstraintViolation == true){
	//    switch (err.classification){
	//    case NdbError::ConstraintViolation:
	//      // Tuple already existed, OK but should be reported
	//      g_info << c << ": " << err.code << " " << err.message << endl;
	//      c++;
	//      continue;
	//      break;
	//    default:	    
	//      break;es
	//     }
	//   }

	// Check if this is the "db full" error 
	if (err.classification==NdbError::InsufficientSpace){
	  ERR(err);
	  return NDBT_OK;
	}

	if (err.classification == NdbError::ConstraintViolation){
	  ERR(err);
	  break;
	}
	ERR(err);
	return NDBT_FAILED;
	break;
      }
    }
    else{      
      m_latest_gci = pTrans->getGCI();
      closeTransaction(pNdb);
    }
    
    // Step to next record
    c = c+batch; 
    retryAttempt = 0;
  }
  return NDBT_OK;
}
int 
HugoTransactions::pkDelRecords(Ndb* pNdb, 
			       int records,
			       int batch,
			       bool allowConstraintViolation,
			       int doSleep){
  // TODO Batch is not implemented
  int deleted = 0;
  int                  r = 0;
  int                  retryAttempt = 0;
  int                  check;

  g_info << "|- Deleting records..." << endl;
  int batch_no = 0;
  while (r < records){
    if(r + batch > records)
      batch = records - r;

    if (m_thr_count != 0 && m_thr_no != batch_no % m_thr_count)
    {
      r += batch;
      batch_no++;
      continue;
    }

    if (retryAttempt >= m_retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }

    if (doSleep > 0)
      NdbSleep_MilliSleep(doSleep);

    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    MicroSecondTimer timer_start;
    MicroSecondTimer timer_stop;
    bool timer_active =
      m_stats_latency != 0 &&
      r >= batch &&             // first batch is "warmup"
      r + batch != records;     // last batch is usually partial

    if (timer_active)
      NdbTick_getMicroTimer(&timer_start);

    if(pkDeleteRecord(pNdb, r, batch) != NDBT_OK)
    {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    check = pTrans->execute(Commit, AbortOnError);   
    if( check == -1) {
      const NdbError err = pTrans->getNdbError();
      
      switch(err.status){
      case NdbError::TemporaryError:
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
	break;

      case NdbError::PermanentError:
	if (allowConstraintViolation == true){
	  switch (err.classification){
	  case NdbError::ConstraintViolation:
	    // Tuple did not exist, OK but should be reported
	    g_info << r << ": " << err.code << " " << err.message << endl;
	    continue;
	    break;
	  default:	    
	    break;
	  }
	}
	ERR(err);
	closeTransaction(pNdb);
	return NDBT_FAILED;
	break;
	
      default:
	ERR(err);
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }
    else {
      deleted += batch;
      m_latest_gci = pTrans->getGCI();
    }
    closeTransaction(pNdb);

    if (timer_active) {
      NdbTick_getMicroTimer(&timer_stop);
      NDB_TICKS ticks = NdbTick_getMicrosPassed(timer_start, timer_stop);
      m_stats_latency->addObservation((double)ticks);
    }

    r += batch; // Read next record
    batch_no++;
  }

  g_info << "|- " << deleted << " records deleted" << endl;
  return NDBT_OK;
}
Example #25
0
int 
UtilTransactions::copyTableData(Ndb* pNdb,
			    const char* destName){
  // Scan all records and copy 
  // them to destName table
  int                  retryAttempt = 0;
  const int            retryMax = 10;
  int insertedRows = 0;
  int parallelism = 240;
  int check;
  NdbScanOperation		*pOp;
  NDBT_ResultRow       row(tab);
  
  while (true){
    
    if (retryAttempt >= retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }


    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    pOp = pTrans->getNdbScanOperation(tab.getName());	
    if (pOp == NULL) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    if( pOp->readTuples(NdbScanOperation::LM_Read, parallelism) ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    check = pOp->interpret_exit_ok();
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }  

    // Read all attributes
    for (int a = 0; a < tab.getNoOfColumns(); a++){
      if ((row.attributeStore(a) =  
	   pOp->getValue(tab.getColumn(a)->getName())) == 0) {
	ERR(pTrans->getNdbError());
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }
    
    check = pTrans->execute(NoCommit, AbortOnError);
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
  
    int eof;
    while((eof = pOp->nextResult(true)) == 0){
      do {
	insertedRows++;
	if (addRowToInsert(pNdb, pTrans, row, destName) != 0){
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      } while((eof = pOp->nextResult(false)) == 0);
      
      check = pTrans->execute(Commit, AbortOnError);   
      pTrans->restart();
      if( check == -1 ) {
	const NdbError err = pTrans->getNdbError();    
	ERR(err);
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }  
    if (eof == -1) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	// If error = 488 there should be no limit on number of retry attempts
	if (err.code != 488) 
	  retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    closeTransaction(pNdb);
    
    g_info << insertedRows << " rows copied" << endl;
    
    return NDBT_OK;
  }
  return NDBT_FAILED;
}
int
HugoTransactions::scanReadRecords(Ndb* pNdb, 
				  int records,
				  int abortPercent,
				  int parallelism, 
				  NdbOperation::LockMode lm,
                                  int scan_flags)
{
  
  int                  retryAttempt = 0;
  int                  check, a;
  NdbScanOperation	       *pOp;

  while (true){

    if (retryAttempt >= m_retryMax){
      g_err << "ERROR: has retried this operation " << retryAttempt 
	    << " times, failing!" << endl;
      return NDBT_FAILED;
    }

    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    pOp = getScanOperation(pTrans);
    if (pOp == NULL) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    if( pOp ->readTuples(lm, scan_flags, parallelism) ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
    
    check = pOp->interpret_exit_ok();
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
  
    for(a = 0; a<tab.getNoOfColumns(); a++){
      if((row.attributeStore(a) = 
	  pOp->getValue(tab.getColumn(a)->getName())) == 0) {
	ERR(pTrans->getNdbError());
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }
    }

    check = pTrans->execute(NoCommit, AbortOnError);
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    // Abort after 1-100 or 1-records rows
    int ranVal = rand();
    int abortCount = ranVal % (records == 0 ? 100 : records); 
    bool abortTrans = false;
    if (abort > 0){
      // Abort if abortCount is less then abortPercent 
      if (abortCount < abortPercent) 
	abortTrans = true;
    }
    
    int eof;
    int rows = 0;
    while((eof = pOp->nextResult(true)) == 0){
      rows++;
      if (calc.verifyRowValues(&row) != 0){
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }

      if (abortCount == rows && abortTrans == true){
	ndbout << "Scan is aborted" << endl;
	g_info << "Scan is aborted" << endl;
	pOp->close();
	if( check == -1 ) {
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	
	closeTransaction(pNdb);
	return NDBT_OK;
      }
    }
    if (eof == -1) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR_INFO(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	switch (err.code){
	case 488:
	case 245:
	case 490:
	  // Too many active scans, no limit on number of retry attempts
	  break;
	default:
	  retryAttempt++;
	}
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    closeTransaction(pNdb);

    g_info << rows << " rows have been read" << endl;
    if (records != 0 && rows != records){
      g_err << "Check expected number of records failed" << endl 
	    << "  expected=" << records <<", " << endl
	    << "  read=" << rows << endl;
      return NDBT_FAILED;
    }
    
    return NDBT_OK;
  }
  return NDBT_FAILED;
}
Example #27
0
extern "C" void* NdbThreadFuncRead(void* pArg)
{
    myRandom48Init((long int)NdbTick_CurrentMillisecond());
    unsigned nSucc = 0;
    unsigned nFail = 0;
    NdbRecAttr** ppNdbRecAttrDSum = new NdbRecAttr*[g_nDistrictPerWarehouse];
    NdbRecAttr** ppNdbRecAttrDCnt = new NdbRecAttr*[g_nDistrictPerWarehouse];
    Ndb* pNdb = NULL ;
    pNdb = new Ndb("TEST_DB");
    VerifyMethodInt(pNdb, init());
    VerifyMethodInt(pNdb, waitUntilReady());

    while(NdbMutex_Trylock(g_pNdbMutex)) {
        Uint32 nWarehouse = myRandom48(g_nWarehouseCount);
        NdbConnection* pNdbConnection = NULL ;
        VerifyMethodPtr(pNdbConnection, pNdb, startTransaction());
        CHK_TR(pNdbConnection) ; // epaulsa
        NdbOperation* pNdbOperationW = NULL ;
        VerifyMethodPtr(pNdbOperationW, pNdbConnection, getNdbOperation(c_szWarehouse));
        VerifyMethodInt(pNdbOperationW, readTuple());
        VerifyMethodInt(pNdbOperationW, equal(c_szWarehouseNumber, nWarehouse));
        NdbRecAttr* pNdbRecAttrWSum;
        VerifyMethodPtr(pNdbRecAttrWSum, pNdbOperationW, getValue(c_szWarehouseSum, 0));
        NdbRecAttr* pNdbRecAttrWCnt;
        VerifyMethodPtr(pNdbRecAttrWCnt, pNdbOperationW, getValue(c_szWarehouseCount, 0));
        for(Uint32 nDistrict=0; nDistrict<g_nDistrictPerWarehouse; ++nDistrict) {
            NdbOperation* pNdbOperationD = NULL ;
            VerifyMethodPtr(pNdbOperationD, pNdbConnection, getNdbOperation(c_szDistrict));
            VerifyMethodInt(pNdbOperationD, readTuple());
            VerifyMethodInt(pNdbOperationD, equal(c_szDistrictWarehouseNumber, nWarehouse));
            VerifyMethodInt(pNdbOperationD, equal(c_szDistrictNumber, nDistrict));
            VerifyMethodPtr(ppNdbRecAttrDSum[nDistrict], pNdbOperationD, getValue(c_szDistrictSum, 0));
            VerifyMethodPtr(ppNdbRecAttrDCnt[nDistrict], pNdbOperationD, getValue(c_szDistrictCount, 0));
        }
        int iExec = pNdbConnection->execute(Commit);
        int iError = pNdbConnection->getNdbError().code;

        if(iExec<0 && iError!=0 && iError!=266 && iError!=626) {
            ReportMethodInt(iExec, pNdbConnection, "pNdbConnection", "execute(Commit)", __FILE__, __LINE__);
        }
        if(iExec==0) {
            Uint32 nSum = 0;
            Uint32 nCnt = 0;
            for(Uint32 nDistrict=0; nDistrict<g_nDistrictPerWarehouse; ++nDistrict) {
                nSum += ppNdbRecAttrDSum[nDistrict]->u_32_value();
                nCnt += ppNdbRecAttrDCnt[nDistrict]->u_32_value();
            }
            if(nSum!=pNdbRecAttrWSum->u_32_value()
                    || nCnt!=g_nDistrictPerWarehouse*pNdbRecAttrWCnt->u_32_value()) {
                ndbout << "INCONSISTENT!" << endl;
                ndbout << "iExec==" << iExec << endl;
                ndbout << "iError==" << iError << endl;
                ndbout << endl;
                ndbout << c_szWarehouseSum << "==" << pNdbRecAttrWSum->u_32_value() << ", ";
                ndbout << c_szWarehouseCount << "==" << pNdbRecAttrWCnt->u_32_value() << endl;
                ndbout << "nSum==" << nSum << ", nCnt=" << nCnt << endl;
                for(Uint32 nDistrict=0; nDistrict<g_nDistrictPerWarehouse; ++nDistrict) {
                    ndbout << c_szDistrictSum << "[" << nDistrict << "]==" << ppNdbRecAttrDSum[nDistrict]->u_32_value() << ", ";
                    ndbout << c_szDistrictCount << "[" << nDistrict << "]==" << ppNdbRecAttrDCnt[nDistrict]->u_32_value() << endl;
                }
                VerifyMethodVoid(pNdb, closeTransaction(pNdbConnection));
                delete pNdb;
                pNdb = NULL ;
                delete[] ppNdbRecAttrDSum;
                ppNdbRecAttrDSum = NULL ;
                delete[] ppNdbRecAttrDCnt;
                ppNdbRecAttrDCnt = NULL ;
                NDBT_ProgramExit(NDBT_FAILED);
            }
            ++nSucc;
        } else {
            ++nFail;
        }
        VerifyMethodVoid(pNdb, closeTransaction(pNdbConnection));
    }
    ndbout << "read: " << nSucc << " succeeded, " << nFail << " failed " << endl;
    NdbMutex_Unlock(g_pNdbMutex);
    delete pNdb;
    pNdb = NULL ;
    delete[] ppNdbRecAttrDSum;
    ppNdbRecAttrDSum = NULL ;
    delete[] ppNdbRecAttrDCnt;
    ppNdbRecAttrDCnt = NULL ;
    return NULL;
}
Example #28
0
int 
UtilTransactions::verifyOrderedIndex(Ndb* pNdb,
				     const NdbDictionary::Index* pIndex,
				     int parallelism,
				     bool transactional){
  
  int                  retryAttempt = 0;
  const int            retryMax = 100;
  int                  check;
  NdbScanOperation     *pOp;
  NdbIndexScanOperation * iop = 0;

  NDBT_ResultRow       scanRow(tab);
  NDBT_ResultRow       pkRow(tab);
  NDBT_ResultRow       indexRow(tab);
  const char * indexName = pIndex->getName();

  int res;
  parallelism = 1;
  
  while (true){

    if (retryAttempt >= retryMax){
      g_info << "ERROR: has retried this operation " << retryAttempt 
	     << " times, failing!" << endl;
      return NDBT_FAILED;
    }

    pTrans = pNdb->startTransaction();
    if (pTrans == NULL) {
      const NdbError err = pNdb->getNdbError();

      if (err.status == NdbError::TemporaryError){
	ERR(err);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      return NDBT_FAILED;
    }

    pOp = pTrans->getNdbScanOperation(tab.getName());	
    if (pOp == NULL) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    if( pOp->readTuples(NdbScanOperation::LM_Read, 0, parallelism) ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    check = pOp->interpret_exit_ok();
    if( check == -1 ) {
      ERR(pTrans->getNdbError());
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }

    if(get_values(pOp, scanRow))
    {
      abort();
    }

    check = pTrans->execute(NoCommit, AbortOnError);
    if( check == -1 ) {
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
        
    int eof;
    int rows = 0;
    while(check == 0 && (eof = pOp->nextResult()) == 0){
      rows++;

      bool null_found= false;
      for(int a = 0; a<(int)pIndex->getNoOfColumns(); a++){
	const NdbDictionary::Column *  col = pIndex->getColumn(a);
	if (scanRow.attributeStore(col->getName())->isNULL())
	{
	  null_found= true;
	  break;
	}
      }
      
      // Do pk lookup
      NdbOperation * pk = pTrans->getNdbOperation(tab.getName());
      if(!pk || pk->readTuple())
	goto error;
      if(equal(&tab, pk, scanRow) || get_values(pk, pkRow))
	goto error;

      if(!null_found)
      {
	if(!iop && (iop= pTrans->getNdbIndexScanOperation(indexName, 
							  tab.getName())))
	{
	  if(iop->readTuples(NdbScanOperation::LM_CommittedRead, 
			     parallelism))
	    goto error;
	  iop->interpret_exit_ok();
	  if(get_values(iop, indexRow))
	    goto error;
	}
	else if(!iop || iop->reset_bounds())
	{
	  goto error;
	}
	
	if(equal(pIndex, iop, scanRow))
	  goto error;
      }     

      check = pTrans->execute(NoCommit, AbortOnError);
      if(check)
	goto error;

      if(scanRow.c_str() != pkRow.c_str()){
	g_err << "Error when comapring records" << endl;
	g_err << " scanRow: \n" << scanRow.c_str().c_str() << endl;
	g_err << " pkRow: \n" << pkRow.c_str().c_str() << endl;
	closeTransaction(pNdb);
	return NDBT_FAILED;
      }

      if(!null_found)
      {
	
	if((res= iop->nextResult()) != 0){
	  g_err << "Failed to find row using index: " << res << endl;
	  ERR(pTrans->getNdbError());
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	
	if(scanRow.c_str() != indexRow.c_str()){
	  g_err << "Error when comapring records" << endl;
	  g_err << " scanRow: \n" << scanRow.c_str().c_str() << endl;
	  g_err << " indexRow: \n" << indexRow.c_str().c_str() << endl;
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
	
	if(iop->nextResult() == 0){
	  g_err << "Found extra row!!" << endl;
	  g_err << " indexRow: \n" << indexRow.c_str().c_str() << endl;
	  closeTransaction(pNdb);
	  return NDBT_FAILED;
	}
      }
    }
    
    if (eof == -1 || check == -1) {
  error:
      const NdbError err = pTrans->getNdbError();
      
      if (err.status == NdbError::TemporaryError){
	ERR(err);
	iop = 0;
	closeTransaction(pNdb);
	NdbSleep_MilliSleep(50);
	retryAttempt++;
	rows--;
	continue;
      }
      ERR(err);
      closeTransaction(pNdb);
      return NDBT_FAILED;
    }
      
    closeTransaction(pNdb);
    
    return NDBT_OK;
  }
  return NDBT_FAILED;
}