1183 lines
36 KiB
C++

/*
Copyright (c) 2004, 2014, Oracle and/or its affiliates. All rights reserved.
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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
//#define DEBUG_ON
#include <ndb_global.h>
#include <string.h>
#include "userInterface.h"
#include "macros.h"
#include "ndb_schema.hpp"
#include "ndb_error.hpp"
#include <NdbSleep.h>
#include <NdbApi.hpp>
void T1_Callback(int result, NdbConnection * pCon, void * threadData);
void T2_Callback(int result, NdbConnection * pCon, void * threadData);
void T3_Callback_1(int result, NdbConnection * pCon, void * threadData);
void T3_Callback_2(int result, NdbConnection * pCon, void * threadData);
void T3_Callback_3(int result, NdbConnection * pCon, void * threadData);
void T4_Callback_1(int result, NdbConnection * pCon, void * threadData);
void T4_Callback_2(int result, NdbConnection * pCon, void * threadData);
void T4_Callback_3(int result, NdbConnection * pCon, void * threadData);
void T5_Callback_1(int result, NdbConnection * pCon, void * threadData);
void T5_Callback_2(int result, NdbConnection * pCon, void * threadData);
void T5_Callback_3(int result, NdbConnection * pCon, void * threadData);
static int stat_async = 0;
/**
* Transaction 1 - T1
*
* Update location and changed by/time on a subscriber
*
* Input:
* SubscriberNumber,
* Location,
* ChangedBy,
* ChangedTime
*
* Output:
*/
#define SFX_START (SUBSCRIBER_NUMBER_LENGTH - SUBSCRIBER_NUMBER_SUFFIX_LENGTH)
inline
NdbConnection *
startTransaction(Ndb * pNDB, ThreadData * td){
return pNDB->startTransaction();
#ifdef OLD_CODE
return pNDB->startTransactionDGroup (0,
&td->transactionData.number[SFX_START],
1);
#endif
}
// NdbRecord helper macros
#define SET_MASK(mask, attrId) \
mask[attrId >> 3] |= (1 << (attrId & 7))
void
start_T1(Ndb * pNDB, ThreadData * td, int async){
DEBUG2("T1(%.*s): - Starting", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number);
NdbConnection * pCON = 0;
while((pCON = startTransaction(pNDB, td)) == 0){
CHECK_ALLOWED_ERROR("T1: startTransaction", td, pNDB->getNdbError());
NdbSleep_MilliSleep(10);
}
const NdbOperation* op= NULL;
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
subscriberTableNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
//SET_MASK(mask, IND_SUBSCRIBER_NUMBER);
SET_MASK(mask, IND_SUBSCRIBER_LOCATION);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_BY);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_TIME);
op= pCON->updateTuple(record,
rowPtr,
record,
rowPtr,
mask);
}
else
{
NdbOperation *MyOp = pCON->getNdbOperation(SUBSCRIBER_TABLE);
op= MyOp;
if (MyOp != NULL) {
MyOp->updateTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->setValue(IND_SUBSCRIBER_LOCATION,
(char *)&td->transactionData.location);
MyOp->setValue(IND_SUBSCRIBER_CHANGED_BY,
td->transactionData.changed_by);
MyOp->setValue(IND_SUBSCRIBER_CHANGED_TIME,
td->transactionData.changed_time);
}
}
if (op != NULL)
{
if (async == 1) {
pCON->executeAsynchPrepare( Commit , T1_Callback, td);
} else {
int result = pCON->execute(Commit);
T1_Callback(result, pCON, (void*)td);
return;
}//if
} else {
CHECK_NULL(NULL, "T1: getNdbOperation", td, pCON->getNdbError());
}//if
}
void
T1_Callback(int result, NdbConnection * pCON, void * threadData) {
ThreadData * td = (ThreadData *)threadData;
DEBUG2("T1(%.*s): - Completing", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number);
if (result == -1) {
CHECK_ALLOWED_ERROR("T1: Commit", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T1(td->pNDB, td, stat_async);
return;
}//if
td->pNDB->closeTransaction(pCON);
complete_T1(td);
}
/**
* Transaction 2 - T2
*
* Read from Subscriber:
*
* Input:
* SubscriberNumber
*
* Output:
* Location
* Changed by
* Changed Timestamp
* Name
*/
void
start_T2(Ndb * pNDB, ThreadData * td, int async){
DEBUG3("T2(%.*s, %d): - Starting", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.location);
NdbConnection * pCON = 0;
while((pCON = startTransaction(pNDB, td)) == 0){
CHECK_ALLOWED_ERROR("T2-1: startTransaction", td, pNDB->getNdbError());
NdbSleep_MilliSleep(10);
}
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
subscriberTableNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_SUBSCRIBER_LOCATION);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_BY);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_TIME);
SET_MASK(mask, IND_SUBSCRIBER_NAME);
const NdbOperation* MyOp= pCON->readTuple(record, rowPtr, record, rowPtr,
NdbOperation::LM_Read, mask);
CHECK_NULL((void*) MyOp, "T2: readTuple", td,
pCON->getNdbError());
}
else
{
NdbOperation *MyOp= pCON->getNdbOperation(SUBSCRIBER_TABLE);
CHECK_NULL(MyOp, "T2: getNdbOperation", td,
pCON->getNdbError());
MyOp->readTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->getValue(IND_SUBSCRIBER_LOCATION,
(char *)&td->transactionData.location);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_BY,
td->transactionData.changed_by);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_TIME,
td->transactionData.changed_time);
MyOp->getValue(IND_SUBSCRIBER_NAME,
td->transactionData.name);
}
if (async == 1) {
pCON->executeAsynchPrepare( Commit , T2_Callback, td);
} else {
int result = pCON->execute(Commit);
T2_Callback(result, pCON, (void*)td);
return;
}//if
}
void
T2_Callback(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
DEBUG3("T2(%.*s, %d): - Completing", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.location);
if (result == -1) {
CHECK_ALLOWED_ERROR("T2: Commit", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T2(td->pNDB, td, stat_async);
return;
}//if
td->pNDB->closeTransaction(pCON);
complete_T2(td);
}
/**
* Transaction 3 - T3
*
* Read session details
*
* Input:
* SubscriberNumber
* ServerId
* ServerBit
*
* Output:
* BranchExecuted
* SessionDetails
* ChangedBy
* ChangedTime
* Location
*/
void
start_T3(Ndb * pNDB, ThreadData * td, int async){
DEBUG3("T3(%.*s, %.2d): - Starting", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
NdbConnection * pCON = 0;
while((pCON = startTransaction(pNDB, td)) == 0){
CHECK_ALLOWED_ERROR("T3-1: startTransaction", td, pNDB->getNdbError());
NdbSleep_MilliSleep(10);
}
const NdbOperation* op;
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
subscriberTableNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_SUBSCRIBER_LOCATION);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_BY);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_TIME);
SET_MASK(mask, IND_SUBSCRIBER_GROUP);
SET_MASK(mask, IND_SUBSCRIBER_SESSIONS);
op= pCON->readTuple(record, rowPtr, record, rowPtr,
NdbOperation::LM_Read, mask);
}
else
{
NdbOperation *MyOp= pCON->getNdbOperation(SUBSCRIBER_TABLE);
op= MyOp;
CHECK_NULL(MyOp, "T3-1: getNdbOperation", td,
pCON->getNdbError());
MyOp->readTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->getValue(IND_SUBSCRIBER_LOCATION,
(char *)&td->transactionData.location);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_BY,
td->transactionData.changed_by);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_TIME,
td->transactionData.changed_time);
MyOp->getValue(IND_SUBSCRIBER_GROUP,
(char *)&td->transactionData.group_id);
MyOp->getValue(IND_SUBSCRIBER_SESSIONS,
(char *)&td->transactionData.sessions);
}
stat_async = async;
if (async == 1) {
pCON->executeAsynchPrepare( NoCommit , T3_Callback_1, td);
} else {
int result = pCON->execute( NoCommit );
T3_Callback_1(result, pCON, (void*)td);
return;
}//if
}
void
T3_Callback_1(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
DEBUG3("T3(%.*s, %.2d): - Callback 1", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
if (result == -1) {
CHECK_ALLOWED_ERROR("T3-1: execute", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T3(td->pNDB, td, stat_async);
return;
}//if
const NdbOperation* op= NULL;
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
groupTableAllowReadNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_GROUP_ALLOW_READ);
op= pCON->readTuple(record, rowPtr, record, rowPtr,
NdbOperation::LM_Read, mask);
}
else
{
NdbOperation * MyOp = pCON->getNdbOperation(GROUP_TABLE);
op= MyOp;
CHECK_NULL(MyOp, "T3-2: getNdbOperation", td,
pCON->getNdbError());
MyOp->readTuple();
MyOp->equal(IND_GROUP_ID,
(char*)&td->transactionData.group_id);
MyOp->getValue(IND_GROUP_ALLOW_READ,
(char *)&td->transactionData.permission);
}
if (stat_async == 1) {
pCON->executeAsynchPrepare( NoCommit , T3_Callback_2, td);
} else {
int result = pCON->execute( NoCommit );
T3_Callback_2(result, pCON, (void*)td);
return;
}//if
}
void
T3_Callback_2(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
if (result == -1) {
CHECK_ALLOWED_ERROR("T3-2: execute", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T3(td->pNDB, td, stat_async);
return;
}//if
Uint32 permission = td->transactionData.permission;
Uint32 sessions = td->transactionData.sessions;
Uint32 server_bit = td->transactionData.server_bit;
if(((permission & server_bit) == server_bit) &&
((sessions & server_bit) == server_bit)){
memcpy(td->transactionData.suffix,
&td->transactionData.number[SFX_START],
SUBSCRIBER_NUMBER_SUFFIX_LENGTH);
DEBUG5("T3(%.*s, %.2d): - Callback 2 - reading(%.*s)",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id,
SUBSCRIBER_NUMBER_SUFFIX_LENGTH,
td->transactionData.suffix);
/* Operations 3 + 4 */
if (td->ndbRecordSharedData)
{
/* Op 3 */
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
sessionTableNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_SESSION_DATA);
const NdbOperation* MyOp = pCON->readTuple(record, rowPtr, record, rowPtr,
NdbOperation::LM_SimpleRead,
mask);
CHECK_NULL((void*) MyOp, "T3-3: readTuple", td,
pCON->getNdbError());
/* Op 4 */
record= td->ndbRecordSharedData->
serverTableNdbRecord;
m= 0;
/* Attach interpreted program */
NdbOperation::OperationOptions opts;
opts.optionsPresent= NdbOperation::OperationOptions::OO_INTERPRETED;
opts.interpretedCode= td->ndbRecordSharedData->incrServerReadsProg;
MyOp= pCON->updateTuple(record, rowPtr, record, rowPtr, mask,
&opts,
sizeof(opts));
CHECK_NULL((void*) MyOp, "T3-3: updateTuple", td,
pCON->getNdbError());
}
else
{
NdbOperation * MyOp = pCON->getNdbOperation(SESSION_TABLE);
CHECK_NULL(MyOp, "T3-3: getNdbOperation", td,
pCON->getNdbError());
MyOp->simpleRead();
MyOp->equal(IND_SESSION_SUBSCRIBER,
(char*)td->transactionData.number);
MyOp->equal(IND_SESSION_SERVER,
(char*)&td->transactionData.server_id);
MyOp->getValue(IND_SESSION_DATA,
(char *)td->transactionData.session_details);
MyOp = pCON->getNdbOperation(SERVER_TABLE);
CHECK_NULL(MyOp, "T3-4: getNdbOperation", td,
pCON->getNdbError());
MyOp->interpretedUpdateTuple();
MyOp->equal(IND_SERVER_ID,
(char*)&td->transactionData.server_id);
MyOp->equal(IND_SERVER_SUBSCRIBER_SUFFIX,
(char*)td->transactionData.suffix);
MyOp->incValue(IND_SERVER_READS, (uint32)1);
}
td->transactionData.branchExecuted = 1;
} else {
DEBUG3("T3(%.*s, %.2d): - Callback 2 - no read",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
td->transactionData.branchExecuted = 0;
}
if (stat_async == 1) {
pCON->executeAsynchPrepare( Commit , T3_Callback_3, td);
} else {
int result = pCON->execute( Commit );
T3_Callback_3(result, pCON, (void*)td);
return;
}//if
}
void
T3_Callback_3(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
DEBUG3("T3(%.*s, %.2d): - Completing", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
if (result == -1) {
CHECK_ALLOWED_ERROR("T3-3: Commit", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T3(td->pNDB, td, stat_async);
return;
}//if
td->pNDB->closeTransaction(pCON);
complete_T3(td);
}
/**
* Transaction 4 - T4
*
* Create session
*
* Input:
* SubscriberNumber
* ServerId
* ServerBit
* SessionDetails,
* DoRollback
* Output:
* ChangedBy
* ChangedTime
* Location
* BranchExecuted
*/
void
start_T4(Ndb * pNDB, ThreadData * td, int async){
DEBUG3("T4(%.*s, %.2d): - Starting", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
NdbConnection * pCON = 0;
while((pCON = startTransaction(pNDB, td)) == 0){
CHECK_ALLOWED_ERROR("T4-1: startTransaction", td, pNDB->getNdbError());
NdbSleep_MilliSleep(10);
}
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
subscriberTableNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_SUBSCRIBER_LOCATION);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_BY);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_TIME);
SET_MASK(mask, IND_SUBSCRIBER_GROUP);
SET_MASK(mask, IND_SUBSCRIBER_SESSIONS);
const NdbOperation* MyOp= pCON->readTuple(record, rowPtr, record, rowPtr,
NdbOperation::LM_Read,
mask);
CHECK_NULL((void*)MyOp, "T4-1: readTuple", td,
pCON->getNdbError());
m= 0;
/* Create program to add something to the subscriber
* sessions column
*/
Uint32 codeBuf[20];
for (Uint32 p=0; p<20; p++)
codeBuf[p]= 0;
NdbInterpretedCode program(pNDB->getDictionary()->
getTable(SUBSCRIBER_TABLE),
codeBuf,
20);
if (program.add_val(IND_SUBSCRIBER_SESSIONS,
(uint32)td->transactionData.server_bit) ||
program.interpret_exit_ok() ||
program.finalise())
{
CHECK_NULL(NULL , "T4-1: Program create failed", td,
program.getNdbError());
}
NdbOperation::OperationOptions opts;
opts.optionsPresent= NdbOperation::OperationOptions::OO_INTERPRETED;
opts.interpretedCode= &program;
MyOp= pCON->updateTuple(record, rowPtr, record, rowPtr,
mask,
&opts,
sizeof(opts));
CHECK_NULL((void*)MyOp, "T4-1: updateTuple", td,
pCON->getNdbError());
}
else
{
/* Use old Api */
if (td->useCombinedUpdate)
{
NdbOperation *MyOp= pCON->getNdbOperation(SUBSCRIBER_TABLE);
CHECK_NULL(MyOp, "T4-1: getNdbOperation", td,
pCON->getNdbError());
MyOp->interpretedUpdateTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->getValue(IND_SUBSCRIBER_LOCATION,
(char *)&td->transactionData.location);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_BY,
td->transactionData.changed_by);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_TIME,
td->transactionData.changed_time);
MyOp->getValue(IND_SUBSCRIBER_GROUP,
(char *)&td->transactionData.group_id);
MyOp->getValue(IND_SUBSCRIBER_SESSIONS,
(char *)&td->transactionData.sessions);
MyOp->incValue(IND_SUBSCRIBER_SESSIONS,
(uint32)td->transactionData.server_bit);
}
else
{
/* Separate read op + update op
* Relies on relative ordering of operation execution on a single
* row
*/
NdbOperation *MyOp= pCON->getNdbOperation(SUBSCRIBER_TABLE);
CHECK_NULL(MyOp, "T4-1: getNdbOperation (read)", td,
pCON->getNdbError());
MyOp->readTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->getValue(IND_SUBSCRIBER_LOCATION,
(char *)&td->transactionData.location);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_BY,
td->transactionData.changed_by);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_TIME,
td->transactionData.changed_time);
MyOp->getValue(IND_SUBSCRIBER_GROUP,
(char *)&td->transactionData.group_id);
MyOp->getValue(IND_SUBSCRIBER_SESSIONS,
(char *)&td->transactionData.sessions);
MyOp= pCON->getNdbOperation(SUBSCRIBER_TABLE);
CHECK_NULL(MyOp, "T4-1: getNdbOperation (update)", td,
pCON->getNdbError());
MyOp->interpretedUpdateTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->incValue(IND_SUBSCRIBER_SESSIONS,
(uint32)td->transactionData.server_bit);
}
}
stat_async = async;
if (async == 1) {
pCON->executeAsynchPrepare( NoCommit , T4_Callback_1, td);
} else {
int result = pCON->execute( NoCommit );
T4_Callback_1(result, pCON, (void*)td);
return;
}//if
}
void
T4_Callback_1(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
if (result == -1) {
CHECK_ALLOWED_ERROR("T4-1: execute", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T4(td->pNDB, td, stat_async);
return;
}//if
DEBUG3("T4(%.*s, %.2d): - Callback 1",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
groupTableAllowInsertNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_GROUP_ALLOW_INSERT);
const NdbOperation* MyOp= pCON->readTuple(record, rowPtr, record, rowPtr,
NdbOperation::LM_Read,
mask);
CHECK_NULL((void*)MyOp, "T4-2: readTuple", td,
pCON->getNdbError());
}
else
{
NdbOperation * MyOp = pCON->getNdbOperation(GROUP_TABLE);
CHECK_NULL(MyOp, "T4-2: getNdbOperation", td,
pCON->getNdbError());
MyOp->readTuple();
MyOp->equal(IND_GROUP_ID,
(char*)&td->transactionData.group_id);
MyOp->getValue(IND_GROUP_ALLOW_INSERT,
(char *)&td->transactionData.permission);
}
if (stat_async == 1) {
pCON->executeAsynchPrepare( NoCommit , T4_Callback_2, td);
} else {
int result = pCON->execute( NoCommit );
T4_Callback_2(result, pCON, (void*)td);
return;
}//if
}
void
T4_Callback_2(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
if (result == -1) {
CHECK_ALLOWED_ERROR("T4-2: execute", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T4(td->pNDB, td, stat_async);
return;
}//if
Uint32 permission = td->transactionData.permission;
Uint32 sessions = td->transactionData.sessions;
Uint32 server_bit = td->transactionData.server_bit;
if(((permission & server_bit) == server_bit) &&
((sessions & server_bit) == 0)){
memcpy(td->transactionData.suffix,
&td->transactionData.number[SFX_START],
SUBSCRIBER_NUMBER_SUFFIX_LENGTH);
DEBUG5("T4(%.*s, %.2d): - Callback 2 - inserting(%.*s)",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id,
SUBSCRIBER_NUMBER_SUFFIX_LENGTH,
td->transactionData.suffix);
/* Operations 3 + 4 */
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
sessionTableNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_SESSION_SUBSCRIBER);
SET_MASK(mask, IND_SESSION_SERVER);
SET_MASK(mask, IND_SESSION_DATA);
const NdbOperation* MyOp= pCON->insertTuple(record, rowPtr, mask);
CHECK_NULL((void*)MyOp, "T4-3: insertTuple", td,
pCON->getNdbError());
record= td->ndbRecordSharedData->
serverTableNdbRecord;
m= 0;
NdbOperation::OperationOptions opts;
opts.optionsPresent= NdbOperation::OperationOptions::OO_INTERPRETED;
opts.interpretedCode= td->ndbRecordSharedData->incrServerInsertsProg;
MyOp= pCON->updateTuple(record, rowPtr, record, rowPtr, mask,
&opts, sizeof(opts));
CHECK_NULL((void*)MyOp, "T4-3: updateTuple", td,
pCON->getNdbError());
}
else
{
NdbOperation * MyOp = pCON->getNdbOperation(SESSION_TABLE);
CHECK_NULL(MyOp, "T4-3: getNdbOperation", td,
pCON->getNdbError());
MyOp->insertTuple();
MyOp->equal(IND_SESSION_SUBSCRIBER,
(char*)td->transactionData.number);
MyOp->equal(IND_SESSION_SERVER,
(char*)&td->transactionData.server_id);
MyOp->setValue(IND_SESSION_DATA,
(char *)td->transactionData.session_details);
/* Operation 4 */
/* Operation 5 */
MyOp = pCON->getNdbOperation(SERVER_TABLE);
CHECK_NULL(MyOp, "T4-5: getNdbOperation", td,
pCON->getNdbError());
MyOp->interpretedUpdateTuple();
MyOp->equal(IND_SERVER_ID,
(char*)&td->transactionData.server_id);
MyOp->equal(IND_SERVER_SUBSCRIBER_SUFFIX,
(char*)td->transactionData.suffix);
MyOp->incValue(IND_SERVER_INSERTS, (uint32)1);
}
td->transactionData.branchExecuted = 1;
} else {
td->transactionData.branchExecuted = 0;
DEBUG5("T4(%.*s, %.2d): - Callback 2 - %s %s",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id,
((permission & server_bit) ?
"permission - " : "no permission - "),
((sessions & server_bit) ?
"in session - " : "no in session - "));
}
if(!td->transactionData.do_rollback && td->transactionData.branchExecuted){
if (stat_async == 1) {
pCON->executeAsynchPrepare( Commit , T4_Callback_3, td);
} else {
int result = pCON->execute( Commit );
T4_Callback_3(result, pCON, (void*)td);
return;
}//if
} else {
if (stat_async == 1) {
pCON->executeAsynchPrepare( Rollback , T4_Callback_3, td);
} else {
int result = pCON->execute( Rollback );
T4_Callback_3(result, pCON, (void*)td);
return;
}//if
}
}
void
T4_Callback_3(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
if (result == -1) {
CHECK_ALLOWED_ERROR("T4-3: Commit", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T4(td->pNDB, td, stat_async);
return;
}//if
DEBUG3("T4(%.*s, %.2d): - Completing",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
td->pNDB->closeTransaction(pCON);
complete_T4(td);
}
/**
* Transaction 5 - T5
*
* Delete session
*
* Input:
* SubscriberNumber
* ServerId
* ServerBit
* DoRollback
* Output:
* ChangedBy
* ChangedTime
* Location
* BranchExecuted
*/
void
start_T5(Ndb * pNDB, ThreadData * td, int async){
DEBUG3("T5(%.*s, %.2d): - Starting", SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
NdbConnection * pCON = 0;
while((pCON = startTransaction(pNDB, td)) == 0){
CHECK_ALLOWED_ERROR("T5-1: startTransaction", td, pNDB->getNdbError());
NdbSleep_MilliSleep(10);
}
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
subscriberTableNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_SUBSCRIBER_LOCATION);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_BY);
SET_MASK(mask, IND_SUBSCRIBER_CHANGED_TIME);
SET_MASK(mask, IND_SUBSCRIBER_GROUP);
SET_MASK(mask, IND_SUBSCRIBER_SESSIONS);
const NdbOperation* MyOp= pCON->readTuple(record, rowPtr, record, rowPtr,
NdbOperation::LM_Read,
mask);
CHECK_NULL((void*)MyOp, "T5-1: readTuple", td,
pCON->getNdbError());
m= 0;
/* Create program to subtract something from the
* subscriber sessions column
*/
Uint32 codeBuf[20];
NdbInterpretedCode program(pNDB->getDictionary()->
getTable(SUBSCRIBER_TABLE),
codeBuf,
20);
if (program.sub_val(IND_SUBSCRIBER_SESSIONS,
(uint32)td->transactionData.server_bit) ||
program.interpret_exit_ok() ||
program.finalise())
{
CHECK_NULL(NULL , "T5: Program create failed", td,
program.getNdbError());
}
NdbOperation::OperationOptions opts;
opts.optionsPresent= NdbOperation::OperationOptions::OO_INTERPRETED;
opts.interpretedCode= &program;
MyOp= pCON->updateTuple(record, rowPtr, record, rowPtr,
mask,
&opts,
sizeof(opts));
CHECK_NULL((void*)MyOp, "T5-1: updateTuple", td,
pCON->getNdbError());
}
else
{
/* Use old Api */
if (td->useCombinedUpdate)
{
NdbOperation * MyOp= pCON->getNdbOperation(SUBSCRIBER_TABLE);
CHECK_NULL(MyOp, "T5-1: getNdbOperation", td,
pCON->getNdbError());
MyOp->interpretedUpdateTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->getValue(IND_SUBSCRIBER_LOCATION,
(char *)&td->transactionData.location);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_BY,
td->transactionData.changed_by);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_TIME,
td->transactionData.changed_time);
MyOp->getValue(IND_SUBSCRIBER_GROUP,
(char *)&td->transactionData.group_id);
MyOp->getValue(IND_SUBSCRIBER_SESSIONS,
(char *)&td->transactionData.sessions);
MyOp->subValue(IND_SUBSCRIBER_SESSIONS,
(uint32)td->transactionData.server_bit);
}
else
{
/* Use separate read and update operations
* This relies on execution ordering between operations on
* the same row
*/
NdbOperation * MyOp= pCON->getNdbOperation(SUBSCRIBER_TABLE);
CHECK_NULL(MyOp, "T5-1: getNdbOperation (readTuple)", td,
pCON->getNdbError());
MyOp->readTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->getValue(IND_SUBSCRIBER_LOCATION,
(char *)&td->transactionData.location);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_BY,
td->transactionData.changed_by);
MyOp->getValue(IND_SUBSCRIBER_CHANGED_TIME,
td->transactionData.changed_time);
MyOp->getValue(IND_SUBSCRIBER_GROUP,
(char *)&td->transactionData.group_id);
MyOp->getValue(IND_SUBSCRIBER_SESSIONS,
(char *)&td->transactionData.sessions);
MyOp= pCON->getNdbOperation(SUBSCRIBER_TABLE);
CHECK_NULL(MyOp, "T5-1: getNdbOperation (updateTuple)", td,
pCON->getNdbError());
MyOp->interpretedUpdateTuple();
MyOp->equal(IND_SUBSCRIBER_NUMBER,
td->transactionData.number);
MyOp->subValue(IND_SUBSCRIBER_SESSIONS,
(uint32)td->transactionData.server_bit);
}
}
stat_async = async;
if (async == 1) {
pCON->executeAsynchPrepare( NoCommit , T5_Callback_1, td);
} else {
int result = pCON->execute( NoCommit );
T5_Callback_1(result, pCON, (void*)td);
return;
}//if
}
void
T5_Callback_1(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
if (result == -1) {
CHECK_ALLOWED_ERROR("T5-1: execute", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T5(td->pNDB, td, stat_async);
return;
}//if
DEBUG3("T5(%.*s, %.2d): - Callback 1",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
groupTableAllowDeleteNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
SET_MASK(mask, IND_GROUP_ALLOW_DELETE);
const NdbOperation* MyOp= pCON->readTuple(record, rowPtr, record, rowPtr,
NdbOperation::LM_Read,
mask);
CHECK_NULL((void*)MyOp, "T5-2: readTuple", td,
pCON->getNdbError());
}
else
{
NdbOperation * MyOp = pCON->getNdbOperation(GROUP_TABLE);
CHECK_NULL(MyOp, "T5-2: getNdbOperation", td,
pCON->getNdbError());
MyOp->readTuple();
MyOp->equal(IND_GROUP_ID,
(char*)&td->transactionData.group_id);
MyOp->getValue(IND_GROUP_ALLOW_DELETE,
(char *)&td->transactionData.permission);
}
if (stat_async == 1) {
pCON->executeAsynchPrepare( NoCommit , T5_Callback_2, td);
} else {
int result = pCON->execute( NoCommit );
T5_Callback_2(result, pCON, (void*)td);
return;
}//if
}
void
T5_Callback_2(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
if (result == -1) {
CHECK_ALLOWED_ERROR("T5-2: execute", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T5(td->pNDB, td, stat_async);
return;
}//if
Uint32 permission = td->transactionData.permission;
Uint32 sessions = td->transactionData.sessions;
Uint32 server_bit = td->transactionData.server_bit;
if(((permission & server_bit) == server_bit) &&
((sessions & server_bit) == server_bit)){
memcpy(td->transactionData.suffix,
&td->transactionData.number[SFX_START],
SUBSCRIBER_NUMBER_SUFFIX_LENGTH);
DEBUG5("T5(%.*s, %.2d): - Callback 2 - deleting(%.*s)",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id,
SUBSCRIBER_NUMBER_SUFFIX_LENGTH,
td->transactionData.suffix);
if (td->ndbRecordSharedData)
{
char* rowPtr= (char*) &td->transactionData;
const NdbRecord* record= td->ndbRecordSharedData->
sessionTableNdbRecord;
Uint32 m=0;
unsigned char* mask= (unsigned char*) &m;
const NdbOperation* MyOp= pCON->deleteTuple(record, rowPtr, record);
CHECK_NULL((void*) MyOp, "T5-3: deleteTuple", td,
pCON->getNdbError());
record= td->ndbRecordSharedData->
serverTableNdbRecord;
m= 0;
NdbOperation::OperationOptions opts;
opts.optionsPresent= NdbOperation::OperationOptions::OO_INTERPRETED;
opts.interpretedCode= td->ndbRecordSharedData->incrServerDeletesProg;
MyOp= pCON->updateTuple(record, rowPtr, record, rowPtr, mask,
&opts, sizeof(opts));
CHECK_NULL((void*)MyOp, "T5-2: updateTuple", td,
pCON->getNdbError());
}
else
{
/* Operation 3 */
NdbOperation * MyOp = pCON->getNdbOperation(SESSION_TABLE);
CHECK_NULL(MyOp, "T5-3: getNdbOperation", td,
pCON->getNdbError());
MyOp->deleteTuple();
MyOp->equal(IND_SESSION_SUBSCRIBER,
(char*)td->transactionData.number);
MyOp->equal(IND_SESSION_SERVER,
(char*)&td->transactionData.server_id);
/* Operation 4 */
/* Operation 5 */
MyOp = pCON->getNdbOperation(SERVER_TABLE);
CHECK_NULL(MyOp, "T5-5: getNdbOperation", td,
pCON->getNdbError());
MyOp->interpretedUpdateTuple();
MyOp->equal(IND_SERVER_ID,
(char*)&td->transactionData.server_id);
MyOp->equal(IND_SERVER_SUBSCRIBER_SUFFIX,
(char*)td->transactionData.suffix);
MyOp->incValue(IND_SERVER_DELETES, (uint32)1);
}
td->transactionData.branchExecuted = 1;
} else {
td->transactionData.branchExecuted = 0;
DEBUG5("T5(%.*s, %.2d): - Callback 2 - no delete - %s %s",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id,
((permission & server_bit) ?
"permission - " : "no permission - "),
((sessions & server_bit) ?
"in session - " : "no in session - "));
}
if(!td->transactionData.do_rollback && td->transactionData.branchExecuted){
if (stat_async == 1) {
pCON->executeAsynchPrepare( Commit , T5_Callback_3, td);
} else {
int result = pCON->execute( Commit );
T5_Callback_3(result, pCON, (void*)td);
return;
}//if
} else {
if (stat_async == 1) {
pCON->executeAsynchPrepare( Rollback , T5_Callback_3, td);
} else {
int result = pCON->execute( Rollback );
T5_Callback_3(result, pCON, (void*)td);
return;
}//if
}
}
void
T5_Callback_3(int result, NdbConnection * pCON, void * threadData){
ThreadData * td = (ThreadData *)threadData;
if (result == -1) {
CHECK_ALLOWED_ERROR("T5-3: Commit", td, pCON->getNdbError());
td->pNDB->closeTransaction(pCON);
start_T5(td->pNDB, td, stat_async);
return;
}//if
DEBUG3("T5(%.*s, %.2d): - Completing",
SUBSCRIBER_NUMBER_LENGTH,
td->transactionData.number,
td->transactionData.server_id);
td->pNDB->closeTransaction(pCON);
complete_T5(td);
}