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SimulatedBlock.cpp
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4424 lines (3821 loc) · 116 KB
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/*
Copyright (c) 2003, 2010, 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
*/
/*
This file is used to build both the multithreaded and the singlethreaded
ndbd. It is built twice, included from either SimulatedBlock_mt.cpp (with
the macro NDBD_MULTITHREADED defined) or SimulatedBlock_nonmt.cpp (with the
macro not defined).
*/
#include <ndb_global.h>
#include "SimulatedBlock.hpp"
#include <NdbOut.hpp>
#include <OutputStream.hpp>
#include <GlobalData.hpp>
#include <Emulator.hpp>
#include <WatchDog.hpp>
#include <ErrorHandlingMacros.hpp>
#include <TimeQueue.hpp>
#include <TransporterRegistry.hpp>
#include <SignalLoggerManager.hpp>
#include <FastScheduler.hpp>
#include "ndbd_malloc.hpp"
#include <signaldata/EventReport.hpp>
#include <signaldata/ContinueFragmented.hpp>
#include <signaldata/NodeStateSignalData.hpp>
#include <signaldata/FsRef.hpp>
#include <signaldata/SignalDroppedRep.hpp>
#include <signaldata/LocalRouteOrd.hpp>
#include <signaldata/TransIdAI.hpp>
#include <signaldata/Sync.hpp>
#include <DebuggerNames.hpp>
#include "LongSignal.hpp"
#include <Properties.hpp>
#include "Configuration.hpp"
#include <AttributeDescriptor.hpp>
#include <NdbSqlUtil.hpp>
#include "../blocks/dbdih/Dbdih.hpp"
#include <signaldata/CallbackSignal.hpp>
#include "LongSignalImpl.hpp"
#include <EventLogger.hpp>
extern EventLogger * g_eventLogger;
#define ljamEntry() jamEntryLine(30000 + __LINE__)
#define ljam() jamLine(30000 + __LINE__)
//
// Constructor, Destructor
//
SimulatedBlock::SimulatedBlock(BlockNumber blockNumber,
struct Block_context & ctx,
Uint32 instanceNumber)
: theNodeId(globalData.ownId),
theNumber(blockNumber),
theInstance(instanceNumber),
theReference(numberToRef(blockNumber, instanceNumber, globalData.ownId)),
theInstanceList(0),
theMainInstance(0),
m_ctx(ctx),
m_global_page_pool(globalData.m_global_page_pool),
m_shared_page_pool(globalData.m_shared_page_pool),
c_fragmentInfoHash(c_fragmentInfoPool),
c_linearFragmentSendList(c_fragmentSendPool),
c_segmentedFragmentSendList(c_fragmentSendPool),
c_mutexMgr(* this),
c_counterMgr(* this)
#ifdef VM_TRACE
,debugOut(*new NdbOut(*new FileOutputStream(globalSignalLoggers.getOutputStream())))
#endif
#ifdef VM_TRACE_TIME
,m_currentGsn(0)
#endif
{
m_threadId = 0;
m_watchDogCounter = NULL;
m_jamBuffer = (EmulatedJamBuffer *)NdbThread_GetTlsKey(NDB_THREAD_TLS_JAM);
NewVarRef = 0;
SimulatedBlock* mainBlock = globalData.getBlock(blockNumber);
if (theInstance == 0) {
ndbrequire(mainBlock == 0);
mainBlock = this;
globalData.setBlock(blockNumber, mainBlock);
} else {
ndbrequire(mainBlock != 0);
mainBlock->addInstance(this, theInstance);
}
theMainInstance = mainBlock;
c_fragmentIdCounter = 1;
c_fragSenderRunning = false;
#ifdef VM_TRACE_TIME
clearTimes();
#endif
for(GlobalSignalNumber i = 0; i<=MAX_GSN; i++)
theExecArray[i] = 0;
installSimulatedBlockFunctions();
m_callbackTableAddr = 0;
CLEAR_ERROR_INSERT_VALUE;
#ifdef VM_TRACE
m_global_variables = new Ptr<void> * [1];
m_global_variables[0] = 0;
m_global_variables_save = 0;
#endif
}
void
SimulatedBlock::addInstance(SimulatedBlock* b, Uint32 theInstance)
{
ndbrequire(theMainInstance == this);
ndbrequire(number() == b->number());
if (theInstanceList == 0)
{
theInstanceList = new SimulatedBlock* [MaxInstances];
ndbrequire(theInstanceList != 0);
for (Uint32 i = 0; i < MaxInstances; i++)
theInstanceList[i] = 0;
}
ndbrequire(theInstance < MaxInstances);
ndbrequire(theInstanceList[theInstance] == 0);
theInstanceList[theInstance] = b;
}
void
SimulatedBlock::initCommon()
{
Uint32 count = 10;
this->getParam("FragmentSendPool", &count);
c_fragmentSendPool.setSize(count);
count = 10;
this->getParam("FragmentInfoPool", &count);
c_fragmentInfoPool.setSize(count);
count = 10;
this->getParam("FragmentInfoHash", &count);
c_fragmentInfoHash.setSize(count);
count = 5;
this->getParam("ActiveMutexes", &count);
c_mutexMgr.setSize(count);
count = 5;
this->getParam("ActiveCounters", &count);
c_counterMgr.setSize(count);
count = 5;
this->getParam("ActiveThreadSync", &count);
c_syncThreadPool.setSize(count);
}
SimulatedBlock::~SimulatedBlock()
{
freeBat();
#ifdef VM_TRACE_TIME
printTimes(stdout);
#endif
#ifdef VM_TRACE
delete [] m_global_variables;
#endif
if (theInstanceList != 0) {
Uint32 i;
for (i = 0; i < MaxInstances; i++)
delete theInstanceList[i];
delete [] theInstanceList;
}
theInstanceList = 0;
}
void
SimulatedBlock::installSimulatedBlockFunctions(){
ExecFunction * a = theExecArray;
a[GSN_NODE_STATE_REP] = &SimulatedBlock::execNODE_STATE_REP;
a[GSN_CHANGE_NODE_STATE_REQ] = &SimulatedBlock::execCHANGE_NODE_STATE_REQ;
a[GSN_NDB_TAMPER] = &SimulatedBlock::execNDB_TAMPER;
a[GSN_SIGNAL_DROPPED_REP] = &SimulatedBlock::execSIGNAL_DROPPED_REP;
a[GSN_CONTINUE_FRAGMENTED]= &SimulatedBlock::execCONTINUE_FRAGMENTED;
a[GSN_STOP_FOR_CRASH]= &SimulatedBlock::execSTOP_FOR_CRASH;
a[GSN_UTIL_CREATE_LOCK_REF] = &SimulatedBlock::execUTIL_CREATE_LOCK_REF;
a[GSN_UTIL_CREATE_LOCK_CONF] = &SimulatedBlock::execUTIL_CREATE_LOCK_CONF;
a[GSN_UTIL_DESTROY_LOCK_REF] = &SimulatedBlock::execUTIL_DESTORY_LOCK_REF;
a[GSN_UTIL_DESTROY_LOCK_CONF] = &SimulatedBlock::execUTIL_DESTORY_LOCK_CONF;
a[GSN_UTIL_LOCK_REF] = &SimulatedBlock::execUTIL_LOCK_REF;
a[GSN_UTIL_LOCK_CONF] = &SimulatedBlock::execUTIL_LOCK_CONF;
a[GSN_UTIL_UNLOCK_REF] = &SimulatedBlock::execUTIL_UNLOCK_REF;
a[GSN_UTIL_UNLOCK_CONF] = &SimulatedBlock::execUTIL_UNLOCK_CONF;
a[GSN_FSOPENREF] = &SimulatedBlock::execFSOPENREF;
a[GSN_FSCLOSEREF] = &SimulatedBlock::execFSCLOSEREF;
a[GSN_FSWRITEREF] = &SimulatedBlock::execFSWRITEREF;
a[GSN_FSREADREF] = &SimulatedBlock::execFSREADREF;
a[GSN_FSREMOVEREF] = &SimulatedBlock::execFSREMOVEREF;
a[GSN_FSSYNCREF] = &SimulatedBlock::execFSSYNCREF;
a[GSN_FSAPPENDREF] = &SimulatedBlock::execFSAPPENDREF;
a[GSN_NODE_START_REP] = &SimulatedBlock::execNODE_START_REP;
a[GSN_API_START_REP] = &SimulatedBlock::execAPI_START_REP;
a[GSN_SEND_PACKED] = &SimulatedBlock::execSEND_PACKED;
a[GSN_CALLBACK_CONF] = &SimulatedBlock::execCALLBACK_CONF;
a[GSN_SYNC_THREAD_REQ] = &SimulatedBlock::execSYNC_THREAD_REQ;
a[GSN_SYNC_THREAD_CONF] = &SimulatedBlock::execSYNC_THREAD_CONF;
a[GSN_LOCAL_ROUTE_ORD] = &SimulatedBlock::execLOCAL_ROUTE_ORD;
a[GSN_SYNC_REQ] = &SimulatedBlock::execSYNC_REQ;
a[GSN_SYNC_PATH_REQ] = &SimulatedBlock::execSYNC_PATH_REQ;
a[GSN_SYNC_PATH_CONF] = &SimulatedBlock::execSYNC_PATH_CONF;
}
void
SimulatedBlock::addRecSignalImpl(GlobalSignalNumber gsn,
ExecFunction f, bool force){
if(gsn > MAX_GSN || (!force && theExecArray[gsn] != 0)){
char errorMsg[255];
BaseString::snprintf(errorMsg, 255,
"GSN %d(%d))", gsn, MAX_GSN);
ERROR_SET(fatal, NDBD_EXIT_ILLEGAL_SIGNAL, errorMsg, errorMsg);
}
theExecArray[gsn] = f;
}
void
SimulatedBlock::assignToThread(ThreadContext ctx)
{
m_threadId = ctx.threadId;
m_jamBuffer = ctx.jamBuffer;
m_watchDogCounter = ctx.watchDogCounter;
m_sectionPoolCache = ctx.sectionPoolCache;
}
Uint32
SimulatedBlock::getInstanceKey(Uint32 tabId, Uint32 fragId)
{
Dbdih* dbdih = (Dbdih*)globalData.getBlock(DBDIH);
Uint32 instanceKey = dbdih->dihGetInstanceKey(tabId, fragId);
return instanceKey;
}
Uint32
SimulatedBlock::getInstanceFromKey(Uint32 instanceKey)
{
Uint32 lqhWorkers = globalData.ndbMtLqhWorkers;
Uint32 instanceNo;
if (lqhWorkers == 0) {
instanceNo = 0;
} else {
assert(instanceKey != 0);
instanceNo = 1 + (instanceKey - 1) % lqhWorkers;
}
return instanceNo;
}
void
SimulatedBlock::signal_error(Uint32 gsn, Uint32 len, Uint32 recBlockNo,
const char* filename, int lineno) const
{
char objRef[255];
BaseString::snprintf(objRef, 255, "%s:%d", filename, lineno);
char probData[255];
BaseString::snprintf(probData, 255,
"Signal (GSN: %d, Length: %d, Rec Block No: %d)",
gsn, len, recBlockNo);
ErrorReporter::handleError(NDBD_EXIT_BLOCK_BNR_ZERO,
probData,
objRef);
}
extern class SectionSegmentPool g_sectionSegmentPool;
#define check_sections(signal, cnt, cnt2) do { if (unlikely(cnt)) { handle_invalid_sections_in_send_signal(signal); } else if (unlikely(cnt2 == 0 && (signal->header.m_fragmentInfo != 0 && signal->header.m_fragmentInfo != 3))) { handle_invalid_fragmentInfo(signal); } } while(0)
void
SimulatedBlock::handle_invalid_sections_in_send_signal(Signal* signal) const
{
//Uint32 cnt = signal->header.m_noOfSections;
#if defined VM_TRACE || defined ERROR_INSERT
ErrorReporter::handleError(NDBD_EXIT_BLOCK_BNR_ZERO,
"Unhandled sections in sendSignal",
"");
#else
infoEvent("Unhandled sections in sendSignal!!");
#endif
}
void
SimulatedBlock::handle_lingering_sections_after_execute(Signal* signal) const
{
//Uint32 cnt = signal->header.m_noOfSections;
#if defined VM_TRACE || defined ERROR_INSERT
ErrorReporter::handleError(NDBD_EXIT_BLOCK_BNR_ZERO,
"Unhandled sections after execute",
"");
#else
infoEvent("Unhandled sections after execute");
#endif
}
void
SimulatedBlock::handle_lingering_sections_after_execute(SectionHandle* handle) const
{
//Uint32 cnt = signal->header.m_noOfSections;
#if defined VM_TRACE || defined ERROR_INSERT
ErrorReporter::handleError(NDBD_EXIT_BLOCK_BNR_ZERO,
"Unhandled sections(handle) after execute",
"");
#else
infoEvent("Unhandled sections(handle) after execute");
#endif
}
void
SimulatedBlock::handle_invalid_fragmentInfo(Signal* signal) const
{
#if defined VM_TRACE || defined ERROR_INSERT
ErrorReporter::handleError(NDBD_EXIT_BLOCK_BNR_ZERO,
"Incorrect header->m_fragmentInfo in sendSignal()",
"");
#else
signal->header.m_fragmentInfo = 0;
infoEvent("Incorrect header->m_fragmentInfo in sendSignal");
#endif
}
void
SimulatedBlock::handle_out_of_longsignal_memory(Signal * signal) const
{
ErrorReporter::handleError(NDBD_EXIT_OUT_OF_LONG_SIGNAL_MEMORY,
"Out of LongMessageBuffer in sendSignal",
"");
}
void
SimulatedBlock::handle_send_failed(SendStatus ss, Signal * signal) const
{
switch(ss){
case SEND_BUFFER_FULL:
ErrorReporter::handleError(NDBD_EXIT_GENERIC,
"Out of SendBufferMemory in sendSignal", "");
break;
case SEND_MESSAGE_TOO_BIG:
ErrorReporter::handleError(NDBD_EXIT_NDBREQUIRE,
"Message to big in sendSignal", "");
break;
case SEND_UNKNOWN_NODE:
ErrorReporter::handleError(NDBD_EXIT_NDBREQUIRE,
"Unknown node in sendSignal", "");
break;
case SEND_OK:
case SEND_BLOCKED:
case SEND_DISCONNECTED:
break;
}
ndbrequire(false);
}
static void
linkSegments(Uint32 head, Uint32 tail){
Ptr<SectionSegment> headPtr;
g_sectionSegmentPool.getPtr(headPtr, head);
Ptr<SectionSegment> tailPtr;
g_sectionSegmentPool.getPtr(tailPtr, tail);
Ptr<SectionSegment> oldTailPtr;
g_sectionSegmentPool.getPtr(oldTailPtr, headPtr.p->m_lastSegment);
/* Can only efficiently link segments if linking to the end of a
* multiple-of-segment-size sized chunk
*/
if ((headPtr.p->m_sz % NDB_SECTION_SEGMENT_SZ) != 0)
{
#if defined VM_TRACE || defined ERROR_INSERT
ErrorReporter::handleError(NDBD_EXIT_BLOCK_BNR_ZERO,
"Bad head segment size",
"");
#else
ndbout_c("linkSegments : Bad head segment size");
#endif
}
headPtr.p->m_lastSegment = tailPtr.p->m_lastSegment;
headPtr.p->m_sz += tailPtr.p->m_sz;
oldTailPtr.p->m_nextSegment = tailPtr.i;
}
void
getSections(Uint32 secCount, SegmentedSectionPtr ptr[3]){
Uint32 tSec0 = ptr[0].i;
Uint32 tSec1 = ptr[1].i;
Uint32 tSec2 = ptr[2].i;
SectionSegment * p;
switch(secCount){
case 3:
p = g_sectionSegmentPool.getPtr(tSec2);
ptr[2].p = p;
ptr[2].sz = p->m_sz;
case 2:
p = g_sectionSegmentPool.getPtr(tSec1);
ptr[1].p = p;
ptr[1].sz = p->m_sz;
case 1:
p = g_sectionSegmentPool.getPtr(tSec0);
ptr[0].p = p;
ptr[0].sz = p->m_sz;
case 0:
return;
}
char msg[40];
sprintf(msg, "secCount=%d", secCount);
ErrorReporter::handleAssert(msg, __FILE__, __LINE__);
}
void
getSection(SegmentedSectionPtr & ptr, Uint32 i){
ptr.i = i;
SectionSegment * p = g_sectionSegmentPool.getPtr(i);
ptr.p = p;
ptr.sz = p->m_sz;
}
Uint32 getSectionSz(Uint32 id)
{
return g_sectionSegmentPool.getPtr(id)->m_sz;
}
Uint32* getLastWordPtr(Uint32 id)
{
SectionSegment* first= g_sectionSegmentPool.getPtr(id);
SectionSegment* last= g_sectionSegmentPool.getPtr(first->m_lastSegment);
Uint32 offset= (first->m_sz -1) % SectionSegment::DataLength;
return &last->theData[offset];
}
#ifdef NDBD_MULTITHREADED
#define SB_SP_ARG *m_sectionPoolCache,
#define SB_SP_REL_ARG f_section_lock, *m_sectionPoolCache,
#else
#define SB_SP_ARG
#define SB_SP_REL_ARG
#endif
static
void
releaseSections(SPC_ARG Uint32 secCount, SegmentedSectionPtr ptr[3]){
Uint32 tSec0 = ptr[0].i;
Uint32 tSz0 = ptr[0].sz;
Uint32 tSec1 = ptr[1].i;
Uint32 tSz1 = ptr[1].sz;
Uint32 tSec2 = ptr[2].i;
Uint32 tSz2 = ptr[2].sz;
switch(secCount){
case 3:
g_sectionSegmentPool.releaseList(SPC_SEIZE_ARG
relSz(tSz2), tSec2,
ptr[2].p->m_lastSegment);
case 2:
g_sectionSegmentPool.releaseList(SPC_SEIZE_ARG
relSz(tSz1), tSec1,
ptr[1].p->m_lastSegment);
case 1:
g_sectionSegmentPool.releaseList(SPC_SEIZE_ARG
relSz(tSz0), tSec0,
ptr[0].p->m_lastSegment);
case 0:
return;
}
char msg[40];
sprintf(msg, "secCount=%d", secCount);
ErrorReporter::handleAssert(msg, __FILE__, __LINE__);
}
void
SimulatedBlock::sendSignal(BlockReference ref,
GlobalSignalNumber gsn,
Signal* signal,
Uint32 length,
JobBufferLevel jobBuffer) const {
BlockReference sendBRef = reference();
Uint32 noOfSections = signal->header.m_noOfSections;
Uint32 recBlock = refToBlock(ref);
Uint32 recNode = refToNode(ref);
Uint32 ourProcessor = globalData.ownId;
signal->header.theLength = length;
signal->header.theVerId_signalNumber = gsn;
signal->header.theReceiversBlockNumber = recBlock;
signal->header.m_noOfSections = 0;
check_sections(signal, noOfSections, 0);
Uint32 tSignalId = signal->header.theSignalId;
if ((length == 0) || length > 25 || (recBlock == 0)) {
signal_error(gsn, length, recBlock, __FILE__, __LINE__);
return;
}//if
#ifdef VM_TRACE
if(globalData.testOn){
Uint16 proc =
(recNode == 0 ? globalData.ownId : recNode);
signal->header.theSendersBlockRef = sendBRef;
globalSignalLoggers.sendSignal(signal->header,
jobBuffer,
&signal->theData[0],
proc);
}
#endif
if(recNode == ourProcessor || recNode == 0) {
signal->header.theSendersSignalId = tSignalId;
signal->header.theSendersBlockRef = sendBRef;
#ifdef NDBD_MULTITHREADED
if (jobBuffer == JBB)
sendlocal(m_threadId, &signal->header, signal->theData, NULL);
else
sendprioa(m_threadId, &signal->header, signal->theData, NULL);
#else
globalScheduler.execute(signal, jobBuffer, recBlock,
gsn);
#endif
return;
} else {
// send distributed Signal
SignalHeader sh;
Uint32 tTrace = signal->getTrace();
sh.theVerId_signalNumber = gsn;
sh.theReceiversBlockNumber = recBlock;
sh.theSendersBlockRef = refToBlock(sendBRef);
sh.theLength = length;
sh.theTrace = tTrace;
sh.theSignalId = tSignalId;
sh.m_noOfSections = 0;
sh.m_fragmentInfo = 0;
#ifdef TRACE_DISTRIBUTED
ndbout_c("send: %s(%d) to (%s, %d)",
getSignalName(gsn), gsn, getBlockName(recBlock),
recNode);
#endif
SendStatus ss;
#ifdef NDBD_MULTITHREADED
ss = mt_send_remote(m_threadId, &sh, jobBuffer, &signal->theData[0],
recNode, 0);
#else
ss = globalTransporterRegistry.prepareSend(&sh, jobBuffer,
&signal->theData[0], recNode,
(LinearSectionPtr*)0);
#endif
if (unlikely(! (ss == SEND_OK ||
ss == SEND_BLOCKED ||
ss == SEND_DISCONNECTED)))
{
handle_send_failed(ss, signal);
}
}
return;
}
void
SimulatedBlock::sendSignal(NodeReceiverGroup rg,
GlobalSignalNumber gsn,
Signal* signal,
Uint32 length,
JobBufferLevel jobBuffer) const {
Uint32 noOfSections = signal->header.m_noOfSections;
Uint32 tSignalId = signal->header.theSignalId;
Uint32 tTrace = signal->getTrace();
Uint32 ourProcessor = globalData.ownId;
Uint32 recBlock = rg.m_block;
signal->header.theLength = length;
signal->header.theVerId_signalNumber = gsn;
signal->header.theReceiversBlockNumber = recBlock;
signal->header.theSendersSignalId = tSignalId;
signal->header.theSendersBlockRef = reference();
signal->header.m_noOfSections = 0;
check_sections(signal, noOfSections, 0);
if ((length == 0) || (length > 25) || (recBlock == 0)) {
signal_error(gsn, length, recBlock, __FILE__, __LINE__);
return;
}//if
SignalHeader sh;
sh.theVerId_signalNumber = gsn;
sh.theReceiversBlockNumber = recBlock;
sh.theSendersBlockRef = refToBlock(reference());
sh.theLength = length;
sh.theTrace = tTrace;
sh.theSignalId = tSignalId;
sh.m_noOfSections = 0;
sh.m_fragmentInfo = 0;
/**
* Check own node
*/
if(rg.m_nodes.get(0) || rg.m_nodes.get(ourProcessor)){
#ifdef VM_TRACE
if(globalData.testOn){
globalSignalLoggers.sendSignal(signal->header,
jobBuffer,
&signal->theData[0],
ourProcessor);
}
#endif
#ifdef NDBD_MULTITHREADED
if (jobBuffer == JBB)
sendlocal(m_threadId, &signal->header, signal->theData, NULL);
else
sendprioa(m_threadId, &signal->header, signal->theData, NULL);
#else
globalScheduler.execute(signal, jobBuffer, recBlock, gsn);
#endif
rg.m_nodes.clear((Uint32)0);
rg.m_nodes.clear(ourProcessor);
}
/**
* Do the big loop
*/
Uint32 recNode = 0;
while(!rg.m_nodes.isclear()){
recNode = rg.m_nodes.find(recNode + 1);
rg.m_nodes.clear(recNode);
#ifdef VM_TRACE
if(globalData.testOn){
globalSignalLoggers.sendSignal(signal->header,
jobBuffer,
&signal->theData[0],
recNode);
}
#endif
#ifdef TRACE_DISTRIBUTED
ndbout_c("send: %s(%d) to (%s, %d)",
getSignalName(gsn), gsn, getBlockName(recBlock),
recNode);
#endif
SendStatus ss;
#ifdef NDBD_MULTITHREADED
ss = mt_send_remote(m_threadId, &sh, jobBuffer, &signal->theData[0],
recNode, 0);
#else
ss = globalTransporterRegistry.prepareSend(&sh, jobBuffer,
&signal->theData[0], recNode,
(LinearSectionPtr*)0);
#endif
if (unlikely(! (ss == SEND_OK ||
ss == SEND_BLOCKED ||
ss == SEND_DISCONNECTED)))
{
handle_send_failed(ss, signal);
}
}
return;
}
bool import(Ptr<SectionSegment> & first, const Uint32 * src, Uint32 len);
void
SimulatedBlock::sendSignal(BlockReference ref,
GlobalSignalNumber gsn,
Signal* signal,
Uint32 length,
JobBufferLevel jobBuffer,
LinearSectionPtr ptr[3],
Uint32 noOfSections) const {
BlockReference sendBRef = reference();
Uint32 recBlock = refToBlock(ref);
Uint32 recNode = refToNode(ref);
Uint32 ourProcessor = globalData.ownId;
check_sections(signal, signal->header.m_noOfSections, noOfSections);
signal->header.theLength = length;
signal->header.theVerId_signalNumber = gsn;
signal->header.theReceiversBlockNumber = recBlock;
signal->header.m_noOfSections = noOfSections;
Uint32 tSignalId = signal->header.theSignalId;
Uint32 tFragInfo = signal->header.m_fragmentInfo;
if ((length == 0) || (length + noOfSections > 25) || (recBlock == 0)) {
signal_error(gsn, length, recBlock, __FILE__, __LINE__);
return;
}//if
#ifdef VM_TRACE
if(globalData.testOn){
Uint16 proc =
(recNode == 0 ? globalData.ownId : recNode);
signal->header.theSendersBlockRef = sendBRef;
globalSignalLoggers.sendSignal(signal->header,
jobBuffer,
&signal->theData[0],
proc,
ptr, noOfSections);
}
#endif
if(recNode == ourProcessor || recNode == 0) {
signal->header.theSendersSignalId = tSignalId;
signal->header.theSendersBlockRef = sendBRef;
/**
* We have to copy the data
*/
bool ok = true;
Ptr<SectionSegment> segptr[3];
for(Uint32 i = 0; i<noOfSections; i++){
ok &= ::import(SB_SP_ARG segptr[i], ptr[i].p, ptr[i].sz);
signal->theData[length+i] = segptr[i].i;
}
if (unlikely(! ok))
{
handle_out_of_longsignal_memory(signal);
}
#ifdef NDBD_MULTITHREADED
if (jobBuffer == JBB)
sendlocal(m_threadId, &signal->header, signal->theData,
signal->theData+length);
else
sendprioa(m_threadId, &signal->header, signal->theData,
signal->theData+length);
#else
globalScheduler.execute(signal, jobBuffer, recBlock,
gsn);
#endif
signal->header.m_noOfSections = 0;
return;
} else {
// send distributed Signal
SignalHeader sh;
Uint32 tTrace = signal->getTrace();
Uint32 noOfSections = signal->header.m_noOfSections;
sh.theVerId_signalNumber = gsn;
sh.theReceiversBlockNumber = recBlock;
sh.theSendersBlockRef = refToBlock(sendBRef);
sh.theLength = length;
sh.theTrace = tTrace;
sh.theSignalId = tSignalId;
sh.m_noOfSections = noOfSections;
sh.m_fragmentInfo = tFragInfo;
#ifdef TRACE_DISTRIBUTED
ndbout_c("send: %s(%d) to (%s, %d)",
getSignalName(gsn), gsn, getBlockName(recBlock),
recNode);
#endif
SendStatus ss;
#ifdef NDBD_MULTITHREADED
ss = mt_send_remote(m_threadId, &sh, jobBuffer, &signal->theData[0],
recNode, ptr);
#else
ss = globalTransporterRegistry.prepareSend(&sh, jobBuffer,
&signal->theData[0], recNode,
ptr);
#endif
if (unlikely(! (ss == SEND_OK ||
ss == SEND_BLOCKED ||
ss == SEND_DISCONNECTED)))
{
handle_send_failed(ss, signal);
}
}
signal->header.m_noOfSections = 0;
signal->header.m_fragmentInfo = 0;
return;
}
void
SimulatedBlock::sendSignal(NodeReceiverGroup rg,
GlobalSignalNumber gsn,
Signal* signal,
Uint32 length,
JobBufferLevel jobBuffer,
LinearSectionPtr ptr[3],
Uint32 noOfSections) const {
Uint32 tSignalId = signal->header.theSignalId;
Uint32 tTrace = signal->getTrace();
Uint32 tFragInfo = signal->header.m_fragmentInfo;
Uint32 ourProcessor = globalData.ownId;
Uint32 recBlock = rg.m_block;
check_sections(signal, signal->header.m_noOfSections, noOfSections);
signal->header.theLength = length;
signal->header.theVerId_signalNumber = gsn;
signal->header.theReceiversBlockNumber = recBlock;
signal->header.theSendersSignalId = tSignalId;
signal->header.theSendersBlockRef = reference();
signal->header.m_noOfSections = noOfSections;
if ((length == 0) || (length + noOfSections > 25) || (recBlock == 0)) {
signal_error(gsn, length, recBlock, __FILE__, __LINE__);
return;
}//if
SignalHeader sh;
sh.theVerId_signalNumber = gsn;
sh.theReceiversBlockNumber = recBlock;
sh.theSendersBlockRef = refToBlock(reference());
sh.theLength = length;
sh.theTrace = tTrace;
sh.theSignalId = tSignalId;
sh.m_noOfSections = noOfSections;
sh.m_fragmentInfo = tFragInfo;
/**
* Check own node
*/
if(rg.m_nodes.get(0) || rg.m_nodes.get(ourProcessor)){
#ifdef VM_TRACE
if(globalData.testOn){
globalSignalLoggers.sendSignal(signal->header,
jobBuffer,
&signal->theData[0],
ourProcessor,
ptr, noOfSections);
}
#endif
/**
* We have to copy the data
*/
bool ok = true;
Ptr<SectionSegment> segptr[3];
for(Uint32 i = 0; i<noOfSections; i++){
ok &= ::import(SB_SP_ARG segptr[i], ptr[i].p, ptr[i].sz);
signal->theData[length+i] = segptr[i].i;
}
if (unlikely(! ok))
{
handle_out_of_longsignal_memory(signal);
}
#ifdef NDBD_MULTITHREADED
if (jobBuffer == JBB)
sendlocal(m_threadId, &signal->header, signal->theData,
signal->theData + length);
else
sendprioa(m_threadId, &signal->header, signal->theData,
signal->theData + length);
#else
globalScheduler.execute(signal, jobBuffer, recBlock, gsn);
#endif
rg.m_nodes.clear((Uint32)0);
rg.m_nodes.clear(ourProcessor);
}
/**
* Do the big loop
*/
Uint32 recNode = 0;
while(!rg.m_nodes.isclear()){
recNode = rg.m_nodes.find(recNode + 1);
rg.m_nodes.clear(recNode);
#ifdef VM_TRACE
if(globalData.testOn){
globalSignalLoggers.sendSignal(signal->header,
jobBuffer,
&signal->theData[0],
recNode,
ptr, noOfSections);
}
#endif
#ifdef TRACE_DISTRIBUTED
ndbout_c("send: %s(%d) to (%s, %d)",
getSignalName(gsn), gsn, getBlockName(recBlock),
recNode);
#endif
SendStatus ss;
#ifdef NDBD_MULTITHREADED
ss = mt_send_remote(m_threadId, &sh, jobBuffer, &signal->theData[0],
recNode, ptr);
#else
ss = globalTransporterRegistry.prepareSend(&sh, jobBuffer,
&signal->theData[0], recNode,
ptr);
#endif
if (unlikely(! (ss == SEND_OK ||
ss == SEND_BLOCKED ||
ss == SEND_DISCONNECTED)))
{
handle_send_failed(ss, signal);
}
}
signal->header.m_noOfSections = 0;
signal->header.m_fragmentInfo = 0;
return;
}
void
SimulatedBlock::sendSignal(BlockReference ref,
GlobalSignalNumber gsn,
Signal* signal,
Uint32 length,
JobBufferLevel jobBuffer,
SectionHandle* sections) const {
Uint32 noOfSections = sections->m_cnt;
BlockReference sendBRef = reference();
Uint32 recBlock = refToBlock(ref);
Uint32 recNode = refToNode(ref);
Uint32 ourProcessor = globalData.ownId;
check_sections(signal, signal->header.m_noOfSections, noOfSections);
signal->header.theLength = length;
signal->header.theVerId_signalNumber = gsn;
signal->header.theReceiversBlockNumber = recBlock;
signal->header.m_noOfSections = noOfSections;
Uint32 tSignalId = signal->header.theSignalId;
Uint32 tFragInfo = signal->header.m_fragmentInfo;
if ((length == 0) || (length + noOfSections > 25) || (recBlock == 0)) {
signal_error(gsn, length, recBlock, __FILE__, __LINE__);
return;
}//if
#ifdef VM_TRACE
if(globalData.testOn){
Uint16 proc =
(recNode == 0 ? globalData.ownId : recNode);
signal->header.theSendersBlockRef = sendBRef;
globalSignalLoggers.sendSignal(signal->header,
jobBuffer,
&signal->theData[0],
proc,
sections->m_ptr, noOfSections);
}
#endif
if(recNode == ourProcessor || recNode == 0) {
signal->header.theSendersSignalId = tSignalId;
signal->header.theSendersBlockRef = sendBRef;
/**
* We have to copy the data
*/