[u/mrichter/AliRoot.git] / MONITOR / AliOnlineReco.cxx

// @(#)root/eve:$Id$
// Author: Matevz Tadel 2007

/**************************************************************************
 * Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *)
 * See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for          *
 * full copyright notice.                                                 *
 **************************************************************************/

#include "AliOnlineReco.h"
#include "AliChildProcTerminator.h"
#include "AliDimIntNotifier.h"
#include "AliCDBManager.h"
#include "AliGRPPreprocessor.h"

#include <TTimer.h>

#include <TGListBox.h>
#include <TGButton.h>

#include <TInterpreter.h>

#include <unistd.h>
#include <signal.h>

//______________________________________________________________________________
// Full description of AliOnlineReco
//

ClassImp(AliOnlineReco)

AliOnlineReco::AliOnlineReco() :
  TGMainFrame(gClient->GetRoot(), 400, 400),

  fRunList(0), fAutoRun(0), fStartButt(0), fStopButt(0), fExitButt(0),
  fAutoRunTimer(0), fAutoRunScheduled(0), fAutoRunRunning(0),
  fRun2PidMap(),
  fTestMode(kFALSE)
{
  // Constructor.

  // GUI components.
  fRunList = new TGListBox(this);
  AddFrame(fRunList, new TGLayoutHints(kLHintsNormal | kLHintsExpandX | kLHintsExpandY));

  TGHorizontalFrame *hf = new TGHorizontalFrame(this, 1, 20);

  fAutoRun = new TGCheckButton(hf, "AutoRun");
  hf->AddFrame(fAutoRun, new TGLayoutHints(kLHintsNormal | kLHintsExpandX | kLHintsExpandY));
  fAutoRun->Connect("Clicked()", "AliOnlineReco", this, "DoAutoRun()");

  fStartButt = new TGTextButton(hf, "Start");
  hf->AddFrame(fStartButt, new TGLayoutHints(kLHintsNormal | kLHintsExpandX | kLHintsExpandY));
  fStartButt->Connect("Clicked()", "AliOnlineReco", this, "DoStart()");

  fStopButt = new TGTextButton(hf, "Stop");
  hf->AddFrame(fStopButt, new TGLayoutHints(kLHintsNormal | kLHintsExpandX | kLHintsExpandY));
  fStopButt->Connect("Clicked()", "AliOnlineReco", this, "DoStop()");

  fExitButt = new TGTextButton(hf, "Exit");
  hf->AddFrame(fExitButt, new TGLayoutHints(kLHintsNormal | kLHintsExpandX | kLHintsExpandY));
  fExitButt->Connect("Clicked()", "AliOnlineReco", this, "DoExit()");

  AddFrame(hf, new TGLayoutHints(kLHintsNormal | kLHintsExpandX));

  MapSubwindows();
  Layout();
  SetWindowName("Alice Online Reconstruction");

  // DIM interface.  
  for (Int_t i = 0; i < 5; ++i)
  {
    if (i == 0)
    {
      fSOR[i] = new AliDimIntNotifier("/LOGBOOK/SUBSCRIBE/DAQ_SOR_PHYSICS");
      fEOR[i] = new AliDimIntNotifier("/LOGBOOK/SUBSCRIBE/DAQ_EOR_PHYSICS");
    }
    else
    {
      fSOR[i] = new AliDimIntNotifier(Form("/LOGBOOK/SUBSCRIBE/DAQ_SOR_PHYSICS_%d", i));
      fEOR[i] = new AliDimIntNotifier(Form("/LOGBOOK/SUBSCRIBE/DAQ_EOR_PHYSICS_%d", i));
    }

    fSOR[i]->Connect("DimMessage(Int_t)", "AliOnlineReco", this, "StartOfRun(Int_t)");
    fEOR[i]->Connect("DimMessage(Int_t)", "AliOnlineReco", this, "EndOfRun(Int_t)");
  }

  const Int_t autoRunDelay = 10; // should go to config
  fAutoRunTimer = new TTimer(autoRunDelay * 1000l);
  fAutoRunTimer->Connect("Timeout()", "AliOnlineReco", this, "AutoRunTimerTimeout()");

  // Signal handlers
  // ROOT's TSignalHAndler works not SIGCHLD ...
  AliChildProcTerminator::Instance()->Connect("ChildProcTerm(Int_t,Int_t)", "AliOnlineReco", this, "ChildProcTerm(Int_t,Int_t)");
}

AliOnlineReco::~AliOnlineReco()
{
  // Destructor.

  delete fAutoRunTimer;
}

Int_t AliOnlineReco::GetLastRun() const
{
  // Returns the last started run.

  return fRun2PidMap.empty() ? 0 : fRun2PidMap.rbegin()->first;
}

Bool_t AliOnlineReco::GetAutoRunMode() const
{
  // Return state of auto-run flag.

  return fAutoRun->IsOn();
}

void AliOnlineReco::SetAutoRunMode(Bool_t ar)
{
  // Set auto-run flag.

  if (ar == fAutoRun->IsOn())
    return;

  fAutoRun->SetState(ar ? kButtonDown : kButtonUp, kTRUE);
}

//------------------------------------------------------------------------------
// Private methods
//------------------------------------------------------------------------------

AliOnlineReco::mIntInt_i AliOnlineReco::FindMapEntryByPid(Int_t pid)
{
  // Find run-to-pid map iterator by pid.
  // Requires iteration over map.

  for (mIntInt_i i = fRun2PidMap.begin(); i != fRun2PidMap.end(); ++i)
  {
    if (i->second == pid)
      return i;
  }

  return fRun2PidMap.end();
}

void AliOnlineReco::StartAliEve(mIntInt_i& mi)
{
  // Start alieve to process run given my the run-pid entry.

  Int_t run = mi->first;

  if (mi->second == 0)
  {
    pid_t pid = fork();
    if (pid == -1)
    {
      perror("DoStart -- Fork failed");
      return;
    }

    if (pid)
    {
      mi->second = pid;
      fRunList->RemoveEntry(run);
      fRunList->AddEntrySort(TString::Format("%-20d -- RUNNING", run), run);
      fRunList->Layout();
    }
    else
    {
      gCINTMutex = 0;

      struct sigaction sac;
      sac.sa_handler = 0;
      sigemptyset(&sac.sa_mask);
      sac.sa_flags = 0;
      sigaction(SIGCHLD, &sac, 0);

      int s;
      if (fTestMode)
      {
	s = execlp("alitestproc", "alitestproc", TString::Format("%d", run).Data(), (char*) 0);
      }
      else
      {
	Int_t procPID = gSystem->GetPid();
	TString logFile = Form("%s/reco/log/run%d_%d.log",
			       gSystem->Getenv("ONLINERECO_BASE_DIR"),
			       run,
			       (Int_t)procPID);
	Info("DoStart","Reconstruction log will be written to %s",logFile.Data());
	gSystem->RedirectOutput(logFile.Data());

	gSystem->cd(Form("%s/reco",gSystem->Getenv("ONLINERECO_BASE_DIR")));

	TString gdcs;
	if (RetrieveGRP(run,gdcs) <= 0 || gdcs.IsNull()) 
	  gSystem->Exit(1);

	gSystem->Setenv("DATE_RUN_NUMBER", Form("%d", run));
	// Setting CDB
// 	AliCDBManager * man = AliCDBManager::Instance();
// 	man->SetDefaultStorage("local:///local/cdb");
// 	man->SetSpecificStorage("GRP/GRP/Data",
// 			      Form("local://%s",gSystem->pwd()));
// 	man->SetSpecificStorage("GRP/CTP/Config",
// 			      Form("local://%s",gSystem->pwd()));
// 	man->SetSpecificStorage("ACORDE/Align/Data",
// 				"local://$ALICE_ROOT/OCDB");

	gSystem->mkdir(Form("run%d_%d", run, (Int_t)procPID));
	gSystem->cd(Form("run%d_%d", run, (Int_t)procPID));

	TString recMacroPath(gSystem->Getenv("ONLINERECO_MACRO"));
	if (recMacroPath.IsNull()) {
	  recMacroPath = "$ALICE_ROOT/MONITOR/rec.C";
	}

	s = execlp("alieve",
		   "alieve",
		   "-q",
		   Form("%s(\"mem://@*:\")", gSystem->ExpandPathName(recMacroPath.Data())),
		   (char*) 0);
      }

      if (s == -1)
      {
	perror("execlp failed - this will not end well");
	gSystem->Exit(1);
      }
    }
  }
  else
  {
    Error("DoStart", "Process already running.");
  }
}

void AliOnlineReco::KillPid(Int_t pid)
{
  // Terminate process given by pid.

  // Send terminate signal to process ...

  if (fTestMode)
  {
    kill(pid, SIGTERM);
  }
  else
  {
    // alieve will auto-destruct on SIGUSR1
    kill(pid, SIGUSR1);
  }
}

void AliOnlineReco::StartAutoRunTimer(Int_t run)
{
  // Start timer for given run.
  // If an auto-started run is already active, this call is ignored.
  // If timer is already active, it is restarted.

  if (fAutoRunRunning)
    return;

  fAutoRunTimer->Reset();
  fAutoRunTimer->TurnOn();
  fAutoRunScheduled = run;

  Info("StartAutoRunTimer", "Scheduling run %d for auto-display.", run);
}

void AliOnlineReco::StopAutoRunTimer()
{
  // Stop auto-run timer.

  fAutoRunTimer->TurnOff();
  fAutoRunScheduled = 0;
}

void AliOnlineReco::AutoRunTimerTimeout()
{
  // Slot called on auto-timer timeout.

  Int_t run = fAutoRunScheduled;

  StopAutoRunTimer();

  mIntInt_i i = fRun2PidMap.find(run);

  if (i == fRun2PidMap.end())
  {
    Warning("AutoRunTimerTimeout", "run no longer active.");
    return;
  }

  Info("AutoRunTimerTimeout", "Starting display for run %d.", run);

  StartAliEve(i);
  fAutoRunRunning = run;
}

//------------------------------------------------------------------------------
// Handlers of DIM signals.
//------------------------------------------------------------------------------

void AliOnlineReco::StartOfRun(Int_t run)
{
  // Slot called from DIM handler on start of run.

  mIntInt_i i = fRun2PidMap.find(run);
  if (i == fRun2PidMap.end())
  {
    fRun2PidMap[run] = 0;
    fRunList->AddEntrySort(TString::Format("%d", run), run);
    fRunList->Layout();

    if (fAutoRun->IsOn())
    {
      StartAutoRunTimer(run);
    }
  }
  else
  {
    Error("StartOfRun", "Run %d already registered.", run);
  }
}

void AliOnlineReco::EndOfRun(Int_t run)
{
  // Slot called from DIM handler on stop of run.

  mIntInt_i i = fRun2PidMap.find(run);
  if (i != fRun2PidMap.end())
  {
    Int_t pid = i->second;
    fRunList->RemoveEntry(run);
    fRunList->Layout();
    fRun2PidMap.erase(i);
    if (pid)
    {
      KillPid(pid);
    }
    gClient->NeedRedraw(fRunList);

    if (fAutoRunRunning == run)
    {
      fAutoRunRunning = 0;
    }
  }
  else
  {
    Error("EndOfRun", "Run %d not registered.", run);
  }
}

//------------------------------------------------------------------------------
// Handlers of OS signals.
//------------------------------------------------------------------------------

void AliOnlineReco::ChildProcTerm(Int_t pid, Int_t status)
{
  // Slot called on termination of child process.

  printf("child process termination pid=%d, status=%d...\n", pid, status);

  mIntInt_i i = FindMapEntryByPid(pid);
  if (i != fRun2PidMap.end())
  {
    Int_t run = i->first;
    fRunList->RemoveEntry(run);
    if (status == 0)
    {
      fRunList->AddEntrySort(TString::Format("%-20d -- PROCESSED", run), run);
    }
    else
    {
      fRunList->AddEntrySort(TString::Format("%-20d -- PROCESSED [%d]", run, status), run);
    }
    fRunList->Layout();
    i->second = 0;

    if (fAutoRunRunning == run && fAutoRun->IsOn())
    {
      fAutoRunRunning = 0;
      StartAutoRunTimer(run);
    }
    else
    {
      fAutoRunRunning = 0;
    }
  }
  else
  {
    Warning("ChildProcTerm", "Process with pid=%d not registered.", pid);
  }
}

//------------------------------------------------------------------------------
// Handlers of button signals.
//------------------------------------------------------------------------------

void AliOnlineReco::DoAutoRun()
{
  // Slot called from auto-run check-box.

  Bool_t autoRun = fAutoRun->IsOn();

  if (autoRun)
    fStartButt->SetEnabled(kFALSE);
  else
    fStartButt->SetEnabled(kTRUE);    
}

void AliOnlineReco::DoStart()
{
  // Slot called from Start button.

  Int_t run = fRunList->GetSelected();
  mIntInt_i i = fRun2PidMap.find(run);

  if (i == fRun2PidMap.end())
  {
    Error("DoStart", "no selection");
    return;
  }

  StartAliEve(i);
}

void AliOnlineReco::DoStop()
{
  // Slot called from Stop button.

  Int_t run = fRunList->GetSelected();
  mIntInt_i i = fRun2PidMap.find(run);

  if (i == fRun2PidMap.end())
  {
    Error("DoStop", "no selection");
    return;
  }

  Int_t pid = i->second;
  if (pid)
  {
    KillPid(pid);
  }
  else
  {
    Error("DoStop", "Process not running.");
  }
}

void AliOnlineReco::DoExit()
{
  // Slot called from Exit button.

  gSystem->ExitLoop();
}

void AliOnlineReco::CloseWindow()
{
  // Virtual method called when window-manager close-window button is pressed.

  gSystem->ExitLoop();
}

Int_t AliOnlineReco::RetrieveGRP(UInt_t run, TString &gdc)
{
  // Retrieve GRP entry for given run from aldaqdb.

  Int_t ret=AliGRPPreprocessor::ReceivePromptRecoParameters(run, "aldaqdb", 0, "LOGBOOK", "logbook", "alice",
							    Form("local://%s",gSystem->pwd()),
							    gdc);
  if(ret>0) Info("RetrieveGRP","Last run of the same type is: %d",ret);
  else if(ret==0) Warning("RetrieveGRP","No previous run of the same type found");
  else if(ret<0) Error("Retrieve","Error code while retrieving GRP parameters returned: %d",ret);
  return(ret);
}
Commit	Line	Data
c6d78c69	1	// @(#)root/eve:$Id$
	2	// Author: Matevz Tadel 2007
	3
	4	/**************************************************************************
dc836d53	5	* Copyright(c) 1998-2008, ALICE Experiment at CERN, all rights reserved. *)
c6d78c69	6	* See http://aliceinfo.cern.ch/Offline/AliRoot/License.html for *
	7	* full copyright notice. *
	8	**************************************************************************/
	9
	10	#include "AliOnlineReco.h"
93624d6b	11	#include "AliChildProcTerminator.h"
c6d78c69	12	#include "AliDimIntNotifier.h"
a15a9f84	13	#include "AliCDBManager.h"
a15a9f84	14	#include "AliGRPPreprocessor.h"
c6d78c69	15
dc836d53	16	#include <TTimer.h>
dc836d53	17
c6d78c69	18	#include <TGListBox.h>
	19	#include <TGButton.h>
	20
d2a137c1	21	#include <TInterpreter.h>
d2a137c1	22
c6d78c69	23	#include <unistd.h>
	24	#include <signal.h>
	25
	26	//______________________________________________________________________________
	27	// Full description of AliOnlineReco
	28	//
	29
	30	ClassImp(AliOnlineReco)
	31
	32	AliOnlineReco::AliOnlineReco() :
	33	TGMainFrame(gClient->GetRoot(), 400, 400),
	34
dc836d53	35	fRunList(0), fAutoRun(0), fStartButt(0), fStopButt(0), fExitButt(0),
dc836d53	36	fAutoRunTimer(0), fAutoRunScheduled(0), fAutoRunRunning(0),
4f6eef9f	37	fRun2PidMap(),
c6d78c69	38	fTestMode(kFALSE)
c6d78c69	39	{
48c0589a	40	// Constructor.
48c0589a	41
c6d78c69	42	// GUI components.
	43	fRunList = new TGListBox(this);
	44	AddFrame(fRunList, new TGLayoutHints(kLHintsNormal \| kLHintsExpandX \| kLHintsExpandY));
	45
	46	TGHorizontalFrame *hf = new TGHorizontalFrame(this, 1, 20);
	47
dc836d53	48	fAutoRun = new TGCheckButton(hf, "AutoRun");
	49	hf->AddFrame(fAutoRun, new TGLayoutHints(kLHintsNormal \| kLHintsExpandX \| kLHintsExpandY));
	50	fAutoRun->Connect("Clicked()", "AliOnlineReco", this, "DoAutoRun()");
	51
c6d78c69	52	fStartButt = new TGTextButton(hf, "Start");
	53	hf->AddFrame(fStartButt, new TGLayoutHints(kLHintsNormal \| kLHintsExpandX \| kLHintsExpandY));
	54	fStartButt->Connect("Clicked()", "AliOnlineReco", this, "DoStart()");
	55
	56	fStopButt = new TGTextButton(hf, "Stop");
	57	hf->AddFrame(fStopButt, new TGLayoutHints(kLHintsNormal \| kLHintsExpandX \| kLHintsExpandY));
	58	fStopButt->Connect("Clicked()", "AliOnlineReco", this, "DoStop()");
	59
dc836d53	60	fExitButt = new TGTextButton(hf, "Exit");
	61	hf->AddFrame(fExitButt, new TGLayoutHints(kLHintsNormal \| kLHintsExpandX \| kLHintsExpandY));
	62	fExitButt->Connect("Clicked()", "AliOnlineReco", this, "DoExit()");
c6d78c69	63
	64	AddFrame(hf, new TGLayoutHints(kLHintsNormal \| kLHintsExpandX));
	65
	66	MapSubwindows();
	67	Layout();
	68	SetWindowName("Alice Online Reconstruction");
	69
e35c7687	70	// DIM interface.
	71	for (Int_t i = 0; i < 5; ++i)
	72	{
	73	if (i == 0)
	74	{
	75	fSOR[i] = new AliDimIntNotifier("/LOGBOOK/SUBSCRIBE/DAQ_SOR_PHYSICS");
	76	fEOR[i] = new AliDimIntNotifier("/LOGBOOK/SUBSCRIBE/DAQ_EOR_PHYSICS");
	77	}
	78	else
	79	{
	80	fSOR[i] = new AliDimIntNotifier(Form("/LOGBOOK/SUBSCRIBE/DAQ_SOR_PHYSICS_%d", i));
	81	fEOR[i] = new AliDimIntNotifier(Form("/LOGBOOK/SUBSCRIBE/DAQ_EOR_PHYSICS_%d", i));
	82	}
dc836d53	83
e35c7687	84	fSOR[i]->Connect("DimMessage(Int_t)", "AliOnlineReco", this, "StartOfRun(Int_t)");
	85	fEOR[i]->Connect("DimMessage(Int_t)", "AliOnlineReco", this, "EndOfRun(Int_t)");
	86	}
c6d78c69	87
dc836d53	88	const Int_t autoRunDelay = 10; // should go to config
	89	fAutoRunTimer = new TTimer(autoRunDelay * 1000l);
	90	fAutoRunTimer->Connect("Timeout()", "AliOnlineReco", this, "AutoRunTimerTimeout()");
	91
c6d78c69	92	// Signal handlers
c6d78c69	93	// ROOT's TSignalHAndler works not SIGCHLD ...
93624d6b	94	AliChildProcTerminator::Instance()->Connect("ChildProcTerm(Int_t,Int_t)", "AliOnlineReco", this, "ChildProcTerm(Int_t,Int_t)");
c6d78c69	95	}
c6d78c69	96
dc836d53	97	AliOnlineReco::~AliOnlineReco()
dc836d53	98	{
48c0589a	99	// Destructor.
48c0589a	100
dc836d53	101	delete fAutoRunTimer;
	102	}
	103
	104	Int_t AliOnlineReco::GetLastRun() const
	105	{
48c0589a	106	// Returns the last started run.
48c0589a	107
dc836d53	108	return fRun2PidMap.empty() ? 0 : fRun2PidMap.rbegin()->first;
	109	}
	110
	111	Bool_t AliOnlineReco::GetAutoRunMode() const
	112	{
48c0589a	113	// Return state of auto-run flag.
48c0589a	114
dc836d53	115	return fAutoRun->IsOn();
	116	}
	117
	118	void AliOnlineReco::SetAutoRunMode(Bool_t ar)
	119	{
48c0589a	120	// Set auto-run flag.
48c0589a	121
dc836d53	122	if (ar == fAutoRun->IsOn())
	123	return;
	124
	125	fAutoRun->SetState(ar ? kButtonDown : kButtonUp, kTRUE);
	126	}
	127
	128	//------------------------------------------------------------------------------
	129	// Private methods
	130	//------------------------------------------------------------------------------
	131
c6d78c69	132	AliOnlineReco::mIntInt_i AliOnlineReco::FindMapEntryByPid(Int_t pid)
c6d78c69	133	{
48c0589a	134	// Find run-to-pid map iterator by pid.
	135	// Requires iteration over map.
	136
c6d78c69	137	for (mIntInt_i i = fRun2PidMap.begin(); i != fRun2PidMap.end(); ++i)
	138	{
	139	if (i->second == pid)
	140	return i;
	141	}
	142
	143	return fRun2PidMap.end();
	144	}
	145
dc836d53	146	void AliOnlineReco::StartAliEve(mIntInt_i& mi)
dc836d53	147	{
48c0589a	148	// Start alieve to process run given my the run-pid entry.
48c0589a	149
dc836d53	150	Int_t run = mi->first;
	151
	152	if (mi->second == 0)
	153	{
	154	pid_t pid = fork();
	155	if (pid == -1)
	156	{
	157	perror("DoStart -- Fork failed");
	158	return;
	159	}
	160
	161	if (pid)
	162	{
	163	mi->second = pid;
	164	fRunList->RemoveEntry(run);
	165	fRunList->AddEntrySort(TString::Format("%-20d -- RUNNING", run), run);
	166	fRunList->Layout();
	167	}
	168	else
	169	{
d2a137c1	170	gCINTMutex = 0;
	171
	172	struct sigaction sac;
	173	sac.sa_handler = 0;
	174	sigemptyset(&sac.sa_mask);
	175	sac.sa_flags = 0;
	176	sigaction(SIGCHLD, &sac, 0);
	177
dc836d53	178	int s;
	179	if (fTestMode)
	180	{
	181	s = execlp("alitestproc", "alitestproc", TString::Format("%d", run).Data(), (char*) 0);
	182	}
	183	else
	184	{
	185	Int_t procPID = gSystem->GetPid();
	186	TString logFile = Form("%s/reco/log/run%d_%d.log",
	187	gSystem->Getenv("ONLINERECO_BASE_DIR"),
	188	run,
	189	(Int_t)procPID);
	190	Info("DoStart","Reconstruction log will be written to %s",logFile.Data());
	191	gSystem->RedirectOutput(logFile.Data());
	192
	193	gSystem->cd(Form("%s/reco",gSystem->Getenv("ONLINERECO_BASE_DIR")));
	194
	195	TString gdcs;
	196	if (RetrieveGRP(run,gdcs) <= 0 \|\| gdcs.IsNull())
	197	gSystem->Exit(1);
	198
	199	gSystem->Setenv("DATE_RUN_NUMBER", Form("%d", run));
	200	// Setting CDB
	201	// AliCDBManager * man = AliCDBManager::Instance();
	202	// man->SetDefaultStorage("local:///local/cdb");
	203	// man->SetSpecificStorage("GRP/GRP/Data",
	204	// Form("local://%s",gSystem->pwd()));
	205	// man->SetSpecificStorage("GRP/CTP/Config",
	206	// Form("local://%s",gSystem->pwd()));
	207	// man->SetSpecificStorage("ACORDE/Align/Data",
	208	// "local://$ALICE_ROOT/OCDB");
	209
	210	gSystem->mkdir(Form("run%d_%d", run, (Int_t)procPID));
	211	gSystem->cd(Form("run%d_%d", run, (Int_t)procPID));
	212
690f5085	213	TString recMacroPath(gSystem->Getenv("ONLINERECO_MACRO"));
	214	if (recMacroPath.IsNull()) {
	215	recMacroPath = "$ALICE_ROOT/MONITOR/rec.C";
	216	}
dc836d53	217
	218	s = execlp("alieve",
	219	"alieve",
	220	"-q",
690f5085	221	Form("%s(\"mem://@*:\")", gSystem->ExpandPathName(recMacroPath.Data())),
dc836d53	222	(char*) 0);
	223	}
	224
	225	if (s == -1)
	226	{
	227	perror("execlp failed - this will not end well");
	228	gSystem->Exit(1);
	229	}
	230	}
	231	}
	232	else
	233	{
	234	Error("DoStart", "Process already running.");
	235	}
	236	}
	237
	238	void AliOnlineReco::KillPid(Int_t pid)
	239	{
48c0589a	240	// Terminate process given by pid.
48c0589a	241
dc836d53	242	// Send terminate signal to process ...
	243
	244	if (fTestMode)
	245	{
	246	kill(pid, SIGTERM);
	247	}
	248	else
	249	{
	250	// alieve will auto-destruct on SIGUSR1
	251	kill(pid, SIGUSR1);
	252	}
	253	}
	254
	255	void AliOnlineReco::StartAutoRunTimer(Int_t run)
	256	{
	257	// Start timer for given run.
	258	// If an auto-started run is already active, this call is ignored.
	259	// If timer is already active, it is restarted.
	260
	261	if (fAutoRunRunning)
	262	return;
	263
	264	fAutoRunTimer->Reset();
	265	fAutoRunTimer->TurnOn();
	266	fAutoRunScheduled = run;
	267
	268	Info("StartAutoRunTimer", "Scheduling run %d for auto-display.", run);
	269	}
	270
	271	void AliOnlineReco::StopAutoRunTimer()
	272	{
48c0589a	273	// Stop auto-run timer.
48c0589a	274
dc836d53	275	fAutoRunTimer->TurnOff();
	276	fAutoRunScheduled = 0;
	277	}
	278
	279	void AliOnlineReco::AutoRunTimerTimeout()
	280	{
48c0589a	281	// Slot called on auto-timer timeout.
48c0589a	282
dc836d53	283	Int_t run = fAutoRunScheduled;
	284
	285	StopAutoRunTimer();
	286
	287	mIntInt_i i = fRun2PidMap.find(run);
	288
	289	if (i == fRun2PidMap.end())
	290	{
	291	Warning("AutoRunTimerTimeout", "run no longer active.");
	292	return;
	293	}
	294
	295	Info("AutoRunTimerTimeout", "Starting display for run %d.", run);
	296
	297	StartAliEve(i);
	298	fAutoRunRunning = run;
	299	}
	300
c6d78c69	301	//------------------------------------------------------------------------------
	302	// Handlers of DIM signals.
	303	//------------------------------------------------------------------------------
	304
	305	void AliOnlineReco::StartOfRun(Int_t run)
	306	{
48c0589a	307	// Slot called from DIM handler on start of run.
48c0589a	308
c6d78c69	309	mIntInt_i i = fRun2PidMap.find(run);
	310	if (i == fRun2PidMap.end())
	311	{
	312	fRun2PidMap[run] = 0;
	313	fRunList->AddEntrySort(TString::Format("%d", run), run);
	314	fRunList->Layout();
dc836d53	315
	316	if (fAutoRun->IsOn())
	317	{
	318	StartAutoRunTimer(run);
	319	}
c6d78c69	320	}
	321	else
	322	{
	323	Error("StartOfRun", "Run %d already registered.", run);
	324	}
	325	}
	326
	327	void AliOnlineReco::EndOfRun(Int_t run)
	328	{
48c0589a	329	// Slot called from DIM handler on stop of run.
48c0589a	330
c6d78c69	331	mIntInt_i i = fRun2PidMap.find(run);
	332	if (i != fRun2PidMap.end())
	333	{
	334	Int_t pid = i->second;
	335	fRunList->RemoveEntry(run);
	336	fRunList->Layout();
	337	fRun2PidMap.erase(i);
	338	if (pid)
	339	{
dc836d53	340	KillPid(pid);
c6d78c69	341	}
c6d78c69	342	gClient->NeedRedraw(fRunList);
dc836d53	343
	344	if (fAutoRunRunning == run)
	345	{
	346	fAutoRunRunning = 0;
	347	}
c6d78c69	348	}
	349	else
	350	{
	351	Error("EndOfRun", "Run %d not registered.", run);
	352	}
	353	}
	354
	355	//------------------------------------------------------------------------------
	356	// Handlers of OS signals.
	357	//------------------------------------------------------------------------------
	358
93624d6b	359	void AliOnlineReco::ChildProcTerm(Int_t pid, Int_t status)
c6d78c69	360	{
48c0589a	361	// Slot called on termination of child process.
48c0589a	362
93624d6b	363	printf("child process termination pid=%d, status=%d...\n", pid, status);
c6d78c69	364
	365	mIntInt_i i = FindMapEntryByPid(pid);
	366	if (i != fRun2PidMap.end())
	367	{
	368	Int_t run = i->first;
	369	fRunList->RemoveEntry(run);
	370	if (status == 0)
	371	{
82142d1d	372	fRunList->AddEntrySort(TString::Format("%-20d -- PROCESSED", run), run);
c6d78c69	373	}
	374	else
	375	{
82142d1d	376	fRunList->AddEntrySort(TString::Format("%-20d -- PROCESSED [%d]", run, status), run);
c6d78c69	377	}
	378	fRunList->Layout();
	379	i->second = 0;
dc836d53	380
	381	if (fAutoRunRunning == run && fAutoRun->IsOn())
	382	{
	383	fAutoRunRunning = 0;
	384	StartAutoRunTimer(run);
	385	}
	386	else
	387	{
	388	fAutoRunRunning = 0;
	389	}
c6d78c69	390	}
	391	else
	392	{
93624d6b	393	Warning("ChildProcTerm", "Process with pid=%d not registered.", pid);
c6d78c69	394	}
	395	}
	396
	397	//------------------------------------------------------------------------------
	398	// Handlers of button signals.
	399	//------------------------------------------------------------------------------
	400
dc836d53	401	void AliOnlineReco::DoAutoRun()
dc836d53	402	{
48c0589a	403	// Slot called from auto-run check-box.
48c0589a	404
dc836d53	405	Bool_t autoRun = fAutoRun->IsOn();
	406
	407	if (autoRun)
	408	fStartButt->SetEnabled(kFALSE);
	409	else
	410	fStartButt->SetEnabled(kTRUE);
	411	}
	412
c6d78c69	413	void AliOnlineReco::DoStart()
c6d78c69	414	{
48c0589a	415	// Slot called from Start button.
48c0589a	416
c6d78c69	417	Int_t run = fRunList->GetSelected();
	418	mIntInt_i i = fRun2PidMap.find(run);
	419
	420	if (i == fRun2PidMap.end())
	421	{
	422	Error("DoStart", "no selection");
	423	return;
	424	}
	425
dc836d53	426	StartAliEve(i);
c6d78c69	427	}
	428
	429	void AliOnlineReco::DoStop()
	430	{
48c0589a	431	// Slot called from Stop button.
48c0589a	432
c6d78c69	433	Int_t run = fRunList->GetSelected();
	434	mIntInt_i i = fRun2PidMap.find(run);
	435
	436	if (i == fRun2PidMap.end())
	437	{
	438	Error("DoStop", "no selection");
	439	return;
	440	}
	441
	442	Int_t pid = i->second;
	443	if (pid)
	444	{
dc836d53	445	KillPid(pid);
c6d78c69	446	}
	447	else
	448	{
	449	Error("DoStop", "Process not running.");
	450	}
	451	}
	452
dc836d53	453	void AliOnlineReco::DoExit()
c6d78c69	454	{
48c0589a	455	// Slot called from Exit button.
48c0589a	456
c6d78c69	457	gSystem->ExitLoop();
	458	}
	459
	460	void AliOnlineReco::CloseWindow()
	461	{
48c0589a	462	// Virtual method called when window-manager close-window button is pressed.
48c0589a	463
c6d78c69	464	gSystem->ExitLoop();
c6d78c69	465	}
a15a9f84	466
48c0589a	467	Int_t AliOnlineReco::RetrieveGRP(UInt_t run, TString &gdc)
	468	{
	469	// Retrieve GRP entry for given run from aldaqdb.
a15a9f84	470
	471	Int_t ret=AliGRPPreprocessor::ReceivePromptRecoParameters(run, "aldaqdb", 0, "LOGBOOK", "logbook", "alice",
	472	Form("local://%s",gSystem->pwd()),
	473	gdc);
	474	if(ret>0) Info("RetrieveGRP","Last run of the same type is: %d",ret);
	475	else if(ret==0) Warning("RetrieveGRP","No previous run of the same type found");
	476	else if(ret<0) Error("Retrieve","Error code while retrieving GRP parameters returned: %d",ret);
	477	return(ret);
	478	}