Revert "Revert "Added changes by P. Svirin to run the AOD only with a…

… snapshot in a networkless environment, as for ORNL TITAN""

This reverts commit 23b3f76.

AOD/AODtrainsim.C

@@ -69,7 +69,11 @@ Bool_t LoadAnalysisLibraries();
 Bool_t LoadLibrary(const char *);
 void ProcessEnvironment();
 TChain *CreateChain();
-const char *cdbPath = "raw://";
+
+// ORNL
+//const char *cdbPath = "raw://";
+const char *cdbPath = "local://";
+
 Int_t run_number = 0;
 
 //______________________________________________________________________________
@@ -101,29 +105,37 @@ void AODtrainsim(Int_t merge=0)
   TString ocdbConfig = "default,snapshot";
   if (gSystem->Getenv("CONFIG_OCDB"))
     ocdbConfig = gSystem->Getenv("CONFIG_OCDB");
-  if (ocdbConfig.Contains("alien")) {
+
+// ORNL
+  /*if (ocdbConfig.Contains("alien")) {
     // set OCDB 
     gROOT->LoadMacro("$ALIDPG_ROOT/MC/OCDBConfig.C");
     OCDBDefault(1);
   }
   else {
+  */
     // set OCDB snapshot mode
     AliCDBManager *cdbm = AliCDBManager::Instance();
     cdbm->SetSnapshotMode("OCDBrec.root");
-  }
+//  }
 
   if(iCollision == kPbPb)
     useCentrality =kTRUE;
 
   UpdateFlags();
 
-  if (merge || doCDBconnect) {
+  printf("Some debugging info ================");
+
+// ORNL
+/*  if (merge || doCDBconnect) {
     TGrid::Connect("alien://");
     if (!gGrid || !gGrid->IsConnected()) {
       ::Error("AODtrainsim", "No grid connection");
       return;
     }
   }
+ */
+
   // Set temporary merging directory to current one
   gSystem->Setenv("TMPDIR", gSystem->pwd());
   // Set temporary compilation directory to current one
@@ -235,14 +247,25 @@ void AddAnalysisTasks(const char *cdb_location)
   }  
   // CDB connection
   //
-  if (doCDBconnect && !useTender) {
+
+// ORNL
+  /* if (doCDBconnect && !useTender) {
     gROOT->LoadMacro("$ALICE_PHYSICS/PWGPP/PilotTrain/AddTaskCDBconnect.C");
     AliTaskCDBconnect *taskCDB = AddTaskCDBconnect(cdb_location, run_number);
     if (!taskCDB) return;
     AliCDBManager *cdb = AliCDBManager::Instance();
     cdb->SetDefaultStorage(cdb_location);
 //    taskCDB->SetRunNumber(run_number);
-  }    
+  }  */  
+
+  if (doCDBconnect) {
+      gROOT->LoadMacro("$ALICE_PHYSICS/PWGPP/PilotTrain/AddTaskCDBconnect.C");
+          AliTaskCDBconnect *taskCDB = AddTaskCDBconnect(cdb_location, run_number);
+	      if (!taskCDB) return;
+	      //    AliCDBManager *cdb = AliCDBManager::Instance();
+	      //    cdb->SetDefaultStorage(cdb_location);
+	      //    taskCDB->SetRunNumber(run_number);
+	        }
 
    if (usePhysicsSelection) {
    // Physics selection task