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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; 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 "NDBT_Test.hpp"
#include "NDBT_ReturnCodes.h"
#include "HugoTransactions.hpp"
#include "UtilTransactions.hpp"
#include "NdbRestarter.hpp"
/**
* Global vector to keep track of
* records stored in db
*/
struct SavedRecord {
int m_gci;
BaseString m_str;
SavedRecord(int _gci, BaseString _str){
m_gci = _gci;
m_str.assign(_str);
}
SavedRecord(){
m_gci = 0;
m_str = "";
};
};
Vector<SavedRecord> savedRecords;
#define CHECK(b) if (!(b)) { \
ndbout << "ERR: "<< step->getName() \
<< " failed on line " << __LINE__ << endl; \
result = NDBT_FAILED; \
break; }
int runInsertRememberGci(NDBT_Context* ctx, NDBT_Step* step){
int result = NDBT_OK;
int records = ctx->getNumRecords();
HugoOperations hugoOps(*ctx->getTab());
Ndb* pNdb = GETNDB(step);
int i = 0;
while(ctx->isTestStopped() == false && i < records){
// Insert record and read it in same transaction
CHECK(hugoOps.startTransaction(pNdb) == 0);
CHECK(hugoOps.pkInsertRecord(pNdb, i) == 0);
if (hugoOps.execute_NoCommit(pNdb) != 0){
ndbout << "Could not insert record " << i << endl;
result = NDBT_FAILED;
break;
}
CHECK(hugoOps.pkReadRecord(pNdb, i) == 0);
if (hugoOps.execute_Commit(pNdb) != 0){
ndbout << "Did not find record in DB " << i << endl;
result = NDBT_FAILED;
break;
}
savedRecords.push_back(SavedRecord(hugoOps.getRecordGci(0),
hugoOps.getRecordStr(0)));
CHECK(hugoOps.closeTransaction(pNdb) == 0);
i++;
};
return result;
}
int runRestartGciControl(NDBT_Context* ctx, NDBT_Step* step){
int records = ctx->getNumRecords();
Ndb* pNdb = GETNDB(step);
UtilTransactions utilTrans(*ctx->getTab());
NdbRestarter restarter;
// Wait until we have enough records in db
int count = 0;
while (count < records){
if (utilTrans.selectCount(pNdb, 64, &count) != 0){
ctx->stopTest();
return NDBT_FAILED;
}
}
// Restart cluster with abort
if (restarter.restartAll(false, false, true) != 0){
ctx->stopTest();
return NDBT_FAILED;
}
// Stop the other thread
ctx->stopTest();
if (restarter.waitClusterStarted(300) != 0){
return NDBT_FAILED;
}
if (pNdb->waitUntilReady() != 0){
return NDBT_FAILED;
}
return NDBT_OK;
}
int runVerifyInserts(NDBT_Context* ctx, NDBT_Step* step){
int result = NDBT_OK;
Ndb* pNdb = GETNDB(step);
UtilTransactions utilTrans(*ctx->getTab());
HugoOperations hugoOps(*ctx->getTab());
NdbRestarter restarter;
int restartGCI = pNdb->NdbTamper(Ndb::ReadRestartGCI, 0);
ndbout << "restartGCI = " << restartGCI << endl;
int count = 0;
if (utilTrans.selectCount(pNdb, 64, &count) != 0){
return NDBT_FAILED;
}
// RULE1: The vector with saved records should have exactly as many
// records with lower or same gci as there are in DB
int recordsWithLowerOrSameGci = 0;
unsigned i;
for (i = 0; i < savedRecords.size(); i++){
if (savedRecords[i].m_gci <= restartGCI)
recordsWithLowerOrSameGci++;
}
if (recordsWithLowerOrSameGci != count){
ndbout << "ERR: Wrong number of expected records" << endl;
result = NDBT_FAILED;
}
// RULE2: The records found in db should have same or lower
// gci as in the vector
for (i = 0; i < savedRecords.size(); i++){
CHECK(hugoOps.startTransaction(pNdb) == 0);
CHECK(hugoOps.pkReadRecord(pNdb, i) == 0);
if (hugoOps.execute_Commit(pNdb) != 0){
// Record was not found in db'
// Check record gci
if (savedRecords[i].m_gci <= restartGCI){
ndbout << "ERR: Record "<<i<<" should have existed" << endl;
result = NDBT_FAILED;
}
} else {
// Record was found in db
BaseString str = hugoOps.getRecordStr(0);
// Check record string
if (!(savedRecords[i].m_str == str)){
ndbout << "ERR: Record "<<i<<" str did not match "<< endl;
result = NDBT_FAILED;
}
// Check record gci
if (savedRecords[i].m_gci > restartGCI){
ndbout << "ERR: Record "<<i<<" should not have existed" << endl;
result = NDBT_FAILED;
}
}
CHECK(hugoOps.closeTransaction(pNdb) == 0);
}
ndbout << "There are " << count << " records in db" << endl;
ndbout << "There are " << savedRecords.size()
<< " records in vector" << endl;
ndbout << "There are " << recordsWithLowerOrSameGci
<< " records with lower or same gci than " << restartGCI << endl;
return result;
}
int runClearGlobals(NDBT_Context* ctx, NDBT_Step* step){
savedRecords.clear();
return NDBT_OK;
}
int runClearTable(NDBT_Context* ctx, NDBT_Step* step){
int records = ctx->getNumRecords();
UtilTransactions utilTrans(*ctx->getTab());
if (utilTrans.clearTable2(GETNDB(step), records, 240) != 0){
return NDBT_FAILED;
}
return NDBT_OK;
}
NDBT_TESTSUITE(testRestartGci);
TESTCASE("InsertRestartGci",
"Verify that only expected records are still in NDB\n"
"after a restart" ){
INITIALIZER(runClearTable);
INITIALIZER(runClearGlobals);
STEP(runInsertRememberGci);
STEP(runRestartGciControl);
VERIFIER(runVerifyInserts);
FINALIZER(runClearTable);
}
NDBT_TESTSUITE_END(testRestartGci);
int main(int argc, const char** argv){
ndb_init();
return testRestartGci.execute(argc, argv);
}
template class Vector<SavedRecord>;
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