/* $Id: TestPreprocessor.C 30923 2009-02-09 15:47:08Z hristov $ */ // This class runs the test preprocessor // It uses AliTestShuttle to simulate a full Shuttle process // The input data is created in the functions // CreateDCSAliasMap() creates input that would in the same way come from DCS // ReadDCSAliasMap() reads from a file // CreateInputFilesMap() creates a list of local files, that can be accessed by the shuttle void VZEROTestPreprocessor() { // load library gSystem->Load("libTestShuttle.so"); // create AliTestShuttle instance // The parameters are run, startTime, endTime AliTestShuttle* shuttle = new AliTestShuttle(12345, 0, 123450); // TODO if needed, change location of OCDB and Reference test folders // by default they are set to $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB and TestReference AliTestShuttle::SetMainCDB("local://$ALICE_ROOT/OCDB"); AliTestShuttle::SetMainRefStorage("local://$ALICE_ROOT/OCDB"); printf("Test OCDB storage Uri: %s\n", AliShuttleInterface::GetMainCDB().Data()); printf("Test Reference storage Uri: %s\n", AliShuttleInterface::GetMainRefStorage().Data()); // TODO(1) // // The shuttle can read DCS data, if the preprocessor should be tested to process DCS data, // some fake data has to be created. // // The "fake" input data can be taken using either (a) or (b): // (a) data from a file: Use ReadDCSAliasMap() // the format of the file is explained in ReadDCSAliasMap() // To use it uncomment the following line: // //TMap* dcsAliasMap = ReadDCSAliasMap(); // // (b) generated in this macro: Use CreateDCSAliasMap() and its documentation // To use it uncomment the following line: // TMap* dcsAliasMap = CreateDCSAliasMap(); // now give the alias map to the shuttle shuttle->SetDCSInput(dcsAliasMap); // TODO(2) // // The shuttle can also process files that originate from DCS, DAQ and HLT. // To test it, we provide some local files and locations where these would be found when // the online machinery would be there. // In real life this functions would be produces by the sub-detectors // calibration programs in DCS, DAQ or HLT. These files can then be retrieved using the Shuttle. // // Files are added with the function AliTestShuttle::AddInputFile. The syntax is: // AddInputFile(, , , , ) // In this example we add a file originating from the GDC with the id PEDESTALS // Three files originating from different LDCs but with the same id are also added // Note that the test preprocessor name is TPC. The name of the detector's preprocessor must follow // the "online" naming convention ALICE-INT-2003-039. // shuttle->AddInputFile(AliShuttleInterface::kDAQ, "TPC", "PEDESTALS", "GDC0", "file1.root"); // shuttle->AddInputFile(AliShuttleInterface::kDAQ, "TPC", "DRIFTVELOCITY", "LDC0", "file2a.root"); // shuttle->AddInputFile(AliShuttleInterface::kDAQ, "TPC", "DRIFTVELOCITY", "LDC1", "file2b.root"); // shuttle->AddInputFile(AliShuttleInterface::kDAQ, "TPC", "DRIFTVELOCITY", "LDC2", "file2c.root"); // shuttle->AddInputFile(AliShuttleInterface::kHLT, "TPC", "HLTData", "source1", "hlt_file1.root"); shuttle->AddInputFile(AliShuttleInterface::kDAQ, "V00", "V00da_results", "source1", "VZERO/V00da_results.txt"); // // TODO(3) // // The shuttle can read run type stored in the DAQ logbook. // To test it, we must provide the run type manually. They will be retrieved in the preprocessor // using GetRunType function. shuttle->SetInputRunType("PHYSICS"); // TODO(4) // // The shuttle can read run parameters stored in the DAQ run logbook. // To test it, we must provide the run parameters manually. They will be retrieved in the preprocessor // using GetRunParameter function. shuttle->AddInputRunParameter("totalEvents", "30000"); shuttle->AddInputRunParameter("NumberOfGDCs", "15"); // TODO(5) // // This is for preprocessor that require data from HLT. // Since HLT may be switched off, the preprocessor should first query the Run logbook where // the HLT status is stored. SHUTTLE implements a shortcut function (GetHLTStatus) that returns // a bool directly. 1 = HLT ON, 0 = HLT OFF // Bool_t hltStatus=kFALSE; shuttle->SetInputHLTStatus(hltStatus); // TODO(6) // Create the preprocessor that should be tested, it registers itself automatically to the shuttle AliPreprocessor* vzeroPreprocessor = new AliVZEROPreprocessor(shuttle); // Test the preprocessor shuttle->Process(); // TODO(7) // In the preprocessor AliShuttleInterface::Store should be called to put the final // data to the CDB. To check if all went fine have a look at the files produced in // $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB//SHUTTLE/Data // // Check the file which should have been created AliCDBEntry* chkEntry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) ->Get("VZERO/Calib/Data", 0); if (!chkEntry) { printf("The file is not there. Something went wrong.\n"); return; } chkEntry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) ->Get("VZERO/Trigger/Data", 0); if (!chkEntry) { printf("The file is not there. Something went wrong.\n"); return; } AliTestDataDCS* output = dynamic_cast (chkEntry->GetObject()); // If everything went fine, draw the result if (output) output->Draw(); } TMap* CreateDCSAliasMap() { // Creates a DCS structure // The structure is the following: // TMap (key --> value) // --> // is a string // is a TObjArray of AliDCSValue // An AliDCSValue consists of timestamp and a value in form of a AliSimpleValue // In this example 6 aliases exists: DCSAlias1 ... DCSAlias6 // Each contains 1000 values randomly generated by TRandom::Gaus + 5*nAlias TMap* aliasMap = new TMap; aliasMap->SetOwner(1); TRandom random; FILE *fp = fopen("VZERO/DCSValues.txt","r"); char name[50]; Float_t val; while(!(EOF == fscanf(fp,"%s %f",name,&val))){ TObjArray* valueSet = new TObjArray; valueSet->SetOwner(1); TString aliasName=name; //printf("alias: %s\t\t",aliasName.Data()); int timeStamp=10; if(aliasName.Contains("HV")) { for(int i=0;i<10;i++){ dcsVal = new AliDCSValue((Float_t) (val+random.Gaus(0,10)), timeStamp+10*i); valueSet->Add(dcsVal); } } else { for(int i=0;i<2;i++){ AliDCSValue* dcsVal = new AliDCSValue((Int_t) (val), timeStamp+10*i); valueSet->Add(dcsVal); } } aliasMap->Add(new TObjString(aliasName), valueSet); } fclose(fp); return aliasMap; } TMap* ReadDCSAliasMap() { // Open a file that contains DCS input data // The CDB framework is used to open the file, this means the file is located // in $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB//DCS/Data // The file contains an AliCDBEntry that contains a TMap with the DCS structure. // An explanation of the structure can be found in CreateDCSAliasMap() AliCDBEntry *entry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) ->Get("DET/DCS/Data", 0); return dynamic_cast (entry->GetObject()); } void WriteDCSAliasMap() { // This writes the output from CreateDCSAliasMap to a CDB file TMap* dcsAliasMap = CreateDCSAliasMap(); AliCDBMetaData metaData; metaData.SetBeamPeriod(0); metaData.SetResponsible("Responsible person"); metaData.SetComment("Test object for TestPreprocessor.C"); AliCDBId id("DET/DCS/Data", 0, 0); // look into AliTestShuttle's CDB main folder AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) ->Put(dcsAliasMap, id, &metaData); }