#include <FWCore/Modules/src/MulticoreRunLumiEventChecker.cc>

Inheritance diagram for MulticoreRunLumiEventChecker:

Public Member Functions
	MulticoreRunLumiEventChecker (edm::ParameterSet const &)
	~MulticoreRunLumiEventChecker ()
Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)
Private Member Functions
virtual void	analyze (edm::Event const &, edm::EventSetup const &)
virtual void	beginJob ()
virtual void	beginLuminosityBlock (edm::LuminosityBlock const &lumi, edm::EventSetup const &es)
virtual void	beginRun (edm::Run const &run, edm::EventSetup const &es)
void	check (edm::EventID const &iID, bool isEvent)
virtual void	endJob ()
virtual void	endLuminosityBlock (edm::LuminosityBlock const &lumi, edm::EventSetup const &es)
virtual void	endRun (edm::Run const &run, edm::EventSetup const &es)
virtual void	postForkReacquireResources (unsigned int iChildIndex, unsigned int iNumberOfChildren)
virtual void	preForkReleaseResources ()
Private Attributes
std::vector< edm::EventID >	ids_
unsigned int	index_
boost::shared_ptr< boost::thread >	listenerThread_
int	messageQueue_
unsigned int	multiProcessSequentialEvents_
bool	mustSearch_
unsigned int	numberOfEventsLeftBeforeSearch_
std::map< edm::EventID, unsigned int >	seenIDs_

Detailed Description

Description: Checks that the events passed to it come in the order specified in its configuration

Implementation: <Notes on="" implementation>="">

Definition at line 53 of file MulticoreRunLumiEventChecker.cc.

Constructor & Destructor Documentation

MulticoreRunLumiEventChecker::MulticoreRunLumiEventChecker ( edm::ParameterSet const & iConfig ) [explicit]

Definition at line 98 of file MulticoreRunLumiEventChecker.cc.

                                                                                         :
  ids_(iConfig.getUntrackedParameter<std::vector<edm::EventID> >("eventSequence")),
  index_(0),
  multiProcessSequentialEvents_(iConfig.getUntrackedParameter<unsigned int>("multiProcessSequentialEvents")),
  numberOfEventsLeftBeforeSearch_(0),
  mustSearch_(false),
  messageQueue_(-1)
{
   //now do what ever initialization is needed
}

MulticoreRunLumiEventChecker::~MulticoreRunLumiEventChecker ( )

Definition at line 110 of file MulticoreRunLumiEventChecker.cc.

                                                            {
   // do anything here that needs to be done at desctruction time
   // (e.g. close files, deallocate resources etc.)
}

Member Function Documentation

void MulticoreRunLumiEventChecker::analyze	(	edm::Event const &	iEvent,
		edm::EventSetup const &
	)		`[private, virtual]`

Implements edm::EDAnalyzer.

Definition at line 212 of file MulticoreRunLumiEventChecker.cc.

References check(), and edm::EventBase::id().

                                                                                  {
   check(iEvent.id(), true);
}

void MulticoreRunLumiEventChecker::beginJob ( void ) [private, virtual]

Reimplemented from edm::EDAnalyzer.

Definition at line 238 of file MulticoreRunLumiEventChecker.cc.

{
}

void MulticoreRunLumiEventChecker::beginLuminosityBlock	(	edm::LuminosityBlock const &	lumi,
		edm::EventSetup const &	es
	)		`[private, virtual]`

Reimplemented from edm::EDAnalyzer.

Definition at line 226 of file MulticoreRunLumiEventChecker.cc.

References check(), and edm::LuminosityBlockBase::id().

                                                                                                       {
   check(edm::EventID(lumi.id().run(), lumi.id().luminosityBlock(), 0), false);   
}

void MulticoreRunLumiEventChecker::beginRun	(	edm::Run const &	run,
		edm::EventSetup const &	es
	)		`[private, virtual]`

Reimplemented from edm::EDAnalyzer.

Definition at line 217 of file MulticoreRunLumiEventChecker.cc.

References check(), and edm::RunBase::id().

                                                                              {
   check(edm::EventID(run.id().run(), 0, 0), false);   
}

void MulticoreRunLumiEventChecker::check	(	edm::EventID const &	iID,
		bool	isEvent
	)		`[private]`

Definition at line 175 of file MulticoreRunLumiEventChecker.cc.

References Exception, spr::find(), ids_, index_, messageQueue_, multiProcessSequentialEvents_, mustSearch_, numberOfEventsLeftBeforeSearch_, and relativeConstraints::value.

Referenced by analyze(), beginLuminosityBlock(), beginRun(), endLuminosityBlock(), and endRun().

                                                                             {
   if(mustSearch_) { 
      if(0 == numberOfEventsLeftBeforeSearch_) {
         if(iIsEvent) {
            numberOfEventsLeftBeforeSearch_ = multiProcessSequentialEvents_;
         }
         //the event must be after the last event in our list since multicore doesn't go backwards
         //std::vector<edm::EventID>::iterator itFind= std::find_if(ids_.begin() + index_, ids_.end(), CompareWithoutLumi(iEventID));
         std::vector<edm::EventID>::iterator itFind= std::find(ids_.begin() + index_, ids_.end(), iEventID);
         if(itFind == ids_.end()) {
            throw cms::Exception("MissedEvent") << "The event " << iEventID << "is not in the list.\n";
         }
         index_ = itFind-ids_.begin();
      } 
      if(iIsEvent) {
         --numberOfEventsLeftBeforeSearch_;
      }
      MsgToListener sndmsg;
      sndmsg.id = iEventID;
      errno = 0;
      int value = msgsnd(messageQueue_, &sndmsg, MsgToListener::sizeForBuffer(), 0);
      if(value != 0) {
         throw cms::Exception("MessageFailure") << "Failed to send EventID message " << strerror(errno);
      }
   }
   
   if(index_ >= ids_.size()) {
      throw cms::Exception("TooManyEvents") << "Was passes " << ids_.size() << " EventIDs but have processed more events than that\n";
   }
   if(iEventID  != ids_[index_]) {
      throw cms::Exception("WrongEvent") << "Was expecting event " << ids_[index_] << " but was given " << iEventID << "\n";
   }
   ++index_;
}

void MulticoreRunLumiEventChecker::endJob ( void ) [private, virtual]

Reimplemented from edm::EDAnalyzer.

Definition at line 243 of file MulticoreRunLumiEventChecker.cc.

References Exception, ids_, index_, listenerThread_, messageQueue_, mustSearch_, seenIDs_, and relativeConstraints::value.

                                     {
   if(mustSearch_) {
      MsgToListener sndmsg;
      sndmsg.id = edm::EventID();
      errno = 0;
      int value = msgsnd(messageQueue_,&sndmsg, MsgToListener::sizeForBuffer(),0);
      if(value != 0) {
        throw cms::Exception("MessageFailure")<<"Failed to send finished message "<<strerror(errno)<<"\n";
      }
   } else {
     if(index_ != ids_.size()) {
         throw cms::Exception("WrongNumberOfEvents")<<"Saw "<<index_<<" events but was supposed to see "<<ids_.size()<<"\n";
     }
   }
   
   if(listenerThread_) {
      listenerThread_->join();
      msgctl(messageQueue_, IPC_RMID, 0);
      
      std::set<edm::EventID> uniqueIDs(ids_.begin(), ids_.end());
      if(seenIDs_.size() != uniqueIDs.size()) {
         throw cms::Exception("WrongNumberOfEvents") << "Saw " << seenIDs_.size() << " events but was supposed to see " << ids_.size() << "\n";
      }
      
      std::set<edm::EventID> duplicates;
      for(std::map<edm::EventID, unsigned int>::iterator it = seenIDs_.begin(), itEnd = seenIDs_.end();
          it != itEnd;
          ++it) {
         if(it->second > 1 && it->first.event() != 0) {
            duplicates.insert(it->first);
         }
      }
      if(duplicates.size() != 0) {
         throw cms::Exception("DuplicateEvents") << "saw " << duplicates.size() << " events\n";
      }
   }
}

void MulticoreRunLumiEventChecker::endLuminosityBlock	(	edm::LuminosityBlock const &	lumi,
		edm::EventSetup const &	es
	)		`[private, virtual]`

Reimplemented from edm::EDAnalyzer.

Definition at line 231 of file MulticoreRunLumiEventChecker.cc.

References check(), and edm::LuminosityBlockBase::id().

                                                                                                     {
   check(edm::EventID(lumi.id().run(), lumi.id().luminosityBlock(), 0), false);   
}

void MulticoreRunLumiEventChecker::endRun	(	edm::Run const &	run,
		edm::EventSetup const &	es
	)		`[private, virtual]`

Reimplemented from edm::EDAnalyzer.

Definition at line 221 of file MulticoreRunLumiEventChecker.cc.

References check(), and edm::RunBase::id().

                                                                            {
   check(edm::EventID(run.id().run(), 0, 0), false);   
}

void MulticoreRunLumiEventChecker::fillDescriptions ( edm::ConfigurationDescriptions & descriptions ) [static]

Reimplemented from edm::EDAnalyzer.

Definition at line 283 of file MulticoreRunLumiEventChecker.cc.

References edm::ConfigurationDescriptions::add(), and edm::ParameterSetDescription::addUntracked().

                                                                                         {
  edm::ParameterSetDescription desc;
  desc.addUntracked<std::vector<edm::EventID> >("eventSequence");
  desc.addUntracked<unsigned int>("multiProcessSequentialEvents", 0U);
  descriptions.add("eventIDChecker", desc);
}

void MulticoreRunLumiEventChecker::postForkReacquireResources	(	unsigned int	iChildIndex,
		unsigned int	iNumberOfChildren
	)		`[private, virtual]`

Reimplemented from edm::EDAnalyzer.

Definition at line 300 of file MulticoreRunLumiEventChecker.cc.

References edm::disableAllSigs(), listenerThread_, messageQueue_, mustSearch_, edm::reenableSigs(), and seenIDs_.

                                                                                                                 {
   mustSearch_ = true;
   
   if(0 == iChildIndex) {
      //NOTE: must temporarily disable signals so the new thread never tries to process a signal
      sigset_t oldset;
      edm::disableAllSigs(&oldset);
      
      Listener listener(&seenIDs_, messageQueue_, iNumberOfChildren);
      listenerThread_ = boost::shared_ptr<boost::thread>(new boost::thread(listener)) ;
      edm::reenableSigs(&oldset);
   }
}

void MulticoreRunLumiEventChecker::preForkReleaseResources ( ) [private, virtual]

Reimplemented from edm::EDAnalyzer.

Definition at line 291 of file MulticoreRunLumiEventChecker.cc.

References Exception, and messageQueue_.

                                                      {
  //This queue is used to communicate between children
  messageQueue_ = msgget(IPC_PRIVATE, IPC_CREAT|0660);
  if(-1 == messageQueue_) {
    throw cms::Exception("FailedToCreateQueue")<<" call to 'msgget' failed to create a message queue. errno: "<<errno<<" "<<strerror(errno);
  }
}