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4188a021 | 1 | /* $Id: TestPreprocessor.C 30923 2009-02-09 15:47:08Z hristov $ */ |
2 | ||
3 | // This class runs the test preprocessor | |
4 | // It uses AliTestShuttle to simulate a full Shuttle process | |
5 | ||
6 | // The input data is created in the functions | |
7 | // CreateDCSAliasMap() creates input that would in the same way come from DCS | |
8 | // ReadDCSAliasMap() reads from a file | |
9 | // CreateInputFilesMap() creates a list of local files, that can be accessed by the shuttle | |
10 | ||
11 | void ADTestPreprocessor() | |
12 | { | |
13 | // load library | |
14 | gSystem->Load("libTestShuttle.so"); | |
15 | ||
16 | // create AliTestShuttle instance | |
17 | // The parameters are run, startTime, endTime | |
18 | AliTestShuttle* shuttle = new AliTestShuttle(12345, 0, 123450); | |
19 | ||
20 | // TODO if needed, change location of OCDB and Reference test folders | |
21 | // by default they are set to $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB and TestReference | |
22 | AliTestShuttle::SetMainCDB("local://$ALICE_ROOT/OCDB"); | |
23 | AliTestShuttle::SetMainRefStorage("local://$ALICE_ROOT/OCDB"); | |
24 | ||
25 | printf("Test OCDB storage Uri: %s\n", AliShuttleInterface::GetMainCDB().Data()); | |
26 | printf("Test Reference storage Uri: %s\n", AliShuttleInterface::GetMainRefStorage().Data()); | |
27 | ||
28 | ||
29 | // TODO(1) | |
30 | // | |
31 | // The shuttle can read DCS data, if the preprocessor should be tested to process DCS data, | |
32 | // some fake data has to be created. | |
33 | // | |
34 | // The "fake" input data can be taken using either (a) or (b): | |
35 | // (a) data from a file: Use ReadDCSAliasMap() | |
36 | // the format of the file is explained in ReadDCSAliasMap() | |
37 | // To use it uncomment the following line: | |
38 | // | |
39 | //TMap* dcsAliasMap = ReadDCSAliasMap(); | |
40 | // | |
41 | // (b) generated in this macro: Use CreateDCSAliasMap() and its documentation | |
42 | // To use it uncomment the following line: | |
43 | // | |
44 | TMap* dcsAliasMap = CreateDCSAliasMap(); | |
45 | ||
46 | // now give the alias map to the shuttle | |
47 | shuttle->SetDCSInput(dcsAliasMap); | |
48 | ||
49 | // TODO(2) | |
50 | // | |
51 | // The shuttle can also process files that originate from DCS, DAQ and HLT. | |
52 | // To test it, we provide some local files and locations where these would be found when | |
53 | // the online machinery would be there. | |
54 | // In real life this functions would be produces by the sub-detectors | |
55 | // calibration programs in DCS, DAQ or HLT. These files can then be retrieved using the Shuttle. | |
56 | // | |
57 | // Files are added with the function AliTestShuttle::AddInputFile. The syntax is: | |
58 | // AddInputFile(<system>, <detector>, <id>, <source>, <local-file>) | |
59 | // In this example we add a file originating from the GDC with the id PEDESTALS | |
60 | // Three files originating from different LDCs but with the same id are also added | |
61 | // Note that the test preprocessor name is TPC. The name of the detector's preprocessor must follow | |
62 | // the "online" naming convention ALICE-INT-2003-039. | |
63 | // shuttle->AddInputFile(AliShuttleInterface::kDAQ, "TPC", "PEDESTALS", "GDC0", "file1.root"); | |
64 | // shuttle->AddInputFile(AliShuttleInterface::kDAQ, "TPC", "DRIFTVELOCITY", "LDC0", "file2a.root"); | |
65 | // shuttle->AddInputFile(AliShuttleInterface::kDAQ, "TPC", "DRIFTVELOCITY", "LDC1", "file2b.root"); | |
66 | // shuttle->AddInputFile(AliShuttleInterface::kDAQ, "TPC", "DRIFTVELOCITY", "LDC2", "file2c.root"); | |
67 | // shuttle->AddInputFile(AliShuttleInterface::kHLT, "TPC", "HLTData", "source1", "hlt_file1.root"); | |
68 | shuttle->AddInputFile(AliShuttleInterface::kDAQ, "AD0", "AD0da_results", "source1", "./AD0da_results.txt"); | |
69 | // | |
70 | // TODO(3) | |
71 | // | |
72 | // The shuttle can read run type stored in the DAQ logbook. | |
73 | // To test it, we must provide the run type manually. They will be retrieved in the preprocessor | |
74 | // using GetRunType function. | |
75 | shuttle->SetInputRunType("PHYSICS"); | |
76 | ||
77 | // TODO(4) | |
78 | // | |
79 | // The shuttle can read run parameters stored in the DAQ run logbook. | |
80 | // To test it, we must provide the run parameters manually. They will be retrieved in the preprocessor | |
81 | // using GetRunParameter function. | |
82 | shuttle->AddInputRunParameter("totalEvents", "30000"); | |
83 | shuttle->AddInputRunParameter("NumberOfGDCs", "15"); | |
84 | ||
85 | // TODO(5) | |
86 | // | |
87 | // This is for preprocessor that require data from HLT. | |
88 | // Since HLT may be switched off, the preprocessor should first query the Run logbook where | |
89 | // the HLT status is stored. SHUTTLE implements a shortcut function (GetHLTStatus) that returns | |
90 | // a bool directly. 1 = HLT ON, 0 = HLT OFF | |
91 | // | |
92 | ||
93 | Bool_t hltStatus=kFALSE; | |
94 | shuttle->SetInputHLTStatus(hltStatus); | |
95 | ||
96 | ||
97 | // TODO(6) | |
98 | // Create the preprocessor that should be tested, it registers itself automatically to the shuttle | |
99 | AliPreprocessor* adPreprocessor = new AliADPreprocessor(shuttle); | |
100 | ||
101 | // Test the preprocessor | |
102 | shuttle->Process(); | |
103 | ||
104 | // TODO(7) | |
105 | // In the preprocessor AliShuttleInterface::Store should be called to put the final | |
106 | // data to the CDB. To check if all went fine have a look at the files produced in | |
107 | // $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB/<detector>/SHUTTLE/Data | |
108 | // | |
109 | // Check the file which should have been created | |
110 | AliCDBEntry* chkEntry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB())->Get("AD/Calib/Data", 0); | |
111 | if (!chkEntry) | |
112 | { | |
113 | printf("The file is not there. Something went wrong.\n"); | |
114 | return; | |
115 | } | |
116 | ||
117 | ||
118 | AliTestDataDCS* output = dynamic_cast<AliTestDataDCS*> (chkEntry->GetObject()); | |
119 | // If everything went fine, draw the result | |
120 | if (output) | |
121 | output->Draw(); | |
122 | // | |
123 | } | |
124 | ||
125 | TMap* CreateDCSAliasMap() | |
126 | { | |
127 | // Creates a DCS structure | |
128 | // The structure is the following: | |
129 | // TMap (key --> value) | |
130 | // <DCSAlias> --> <valueList> | |
131 | // <DCSAlias> is a string | |
132 | // <valueList> is a TObjArray of AliDCSValue | |
133 | // An AliDCSValue consists of timestamp and a value in form of a AliSimpleValue | |
134 | ||
135 | // In this example 6 aliases exists: DCSAlias1 ... DCSAlias6 | |
136 | // Each contains 1000 values randomly generated by TRandom::Gaus + 5*nAlias | |
137 | ||
138 | TMap* aliasMap = new TMap; | |
139 | aliasMap->SetOwner(1); | |
140 | TRandom random; | |
141 | ||
142 | FILE *fp = fopen("./DCSValues.txt","r"); | |
143 | ||
144 | char name[50]; | |
145 | Float_t val; | |
146 | while(!(EOF == fscanf(fp,"%s %f",name,&val))){ | |
147 | TObjArray* valueSet = new TObjArray; | |
148 | valueSet->SetOwner(1); | |
149 | ||
150 | TString aliasName=name; | |
151 | ||
152 | //printf("alias: %s\t\t",aliasName.Data()); | |
153 | ||
154 | int timeStamp=10; | |
155 | ||
156 | ||
157 | if(aliasName.Contains("HV")) { | |
158 | for(int i=0;i<10;i++){ | |
159 | dcsVal = new AliDCSValue((Float_t) (val+random.Gaus(0,10)), timeStamp+10*i); | |
160 | valueSet->Add(dcsVal); | |
161 | } | |
162 | } else { | |
163 | for(int i=0;i<2;i++){ | |
164 | AliDCSValue* dcsVal = new AliDCSValue((Int_t) (val), timeStamp+10*i); | |
165 | valueSet->Add(dcsVal); | |
166 | } | |
167 | } | |
168 | ||
169 | aliasMap->Add(new TObjString(aliasName), valueSet); | |
170 | ||
171 | } | |
172 | fclose(fp); | |
173 | return aliasMap; | |
174 | } | |
175 | ||
176 | TMap* ReadDCSAliasMap() | |
177 | { | |
178 | // Open a file that contains DCS input data | |
179 | // The CDB framework is used to open the file, this means the file is located | |
180 | // in $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB/<detector>/DCS/Data | |
181 | // The file contains an AliCDBEntry that contains a TMap with the DCS structure. | |
182 | // An explanation of the structure can be found in CreateDCSAliasMap() | |
183 | ||
184 | AliCDBEntry *entry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) | |
185 | ->Get("DET/DCS/Data", 0); | |
186 | return dynamic_cast<TMap*> (entry->GetObject()); | |
187 | } | |
188 | ||
189 | void WriteDCSAliasMap() | |
190 | { | |
191 | // This writes the output from CreateDCSAliasMap to a CDB file | |
192 | ||
193 | TMap* dcsAliasMap = CreateDCSAliasMap(); | |
194 | ||
195 | AliCDBMetaData metaData; | |
196 | metaData.SetBeamPeriod(0); | |
197 | metaData.SetResponsible("Responsible person"); | |
198 | metaData.SetComment("Test object for TestPreprocessor.C"); | |
199 | ||
200 | AliCDBId id("DET/DCS/Data", 0, 0); | |
201 | ||
202 | // look into AliTestShuttle's CDB main folder | |
203 | ||
204 | AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) | |
205 | ->Put(dcsAliasMap, id, &metaData); | |
206 | } |