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cda4fe9e | 1 | /* $Id$ */ |
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 | |
51e6156c | 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, | |
10 | // that can be accessed by the shuttle | |
cda4fe9e | 11 | |
12 | void TestPreprocessor() | |
13 | { | |
51e6156c | 14 | // load library |
15 | gSystem->Load("$ALICE_ROOT/SHUTTLE/TestShuttle/libTestShuttle.so"); | |
16 | ||
17 | // create AliTestShuttle instance | |
18 | // The parameters are run, startTime, endTime | |
19 | AliTestShuttle* shuttle = new AliTestShuttle(7, 0, 1); | |
20 | ||
21 | ||
22 | printf("Test Shuttle temp dir: %s\n", AliShuttleInterface::GetShuttleTempDir()); | |
23 | ||
24 | // TODO if needed, change location of OCDB and Reference test folders | |
25 | // by default they are set to $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB | |
26 | // and TestReference | |
27 | ||
28 | AliTestShuttle::SetMainCDB("local://TestCDB"); | |
29 | AliTestShuttle::SetMainRefStorage("local://TestReference"); | |
30 | ||
31 | printf("Test OCDB storage Uri: %s\n", AliShuttleInterface::GetMainCDB().Data()); | |
32 | printf("Test Reference storage Uri: %s\n", AliShuttleInterface::GetMainRefStorage().Data()); | |
33 | ||
34 | ||
35 | // TODO(1) | |
36 | // | |
37 | // The shuttle can read DCS data, if the preprocessor should be | |
38 | // tested to process DCS data, | |
39 | // some fake data has to be created. | |
40 | // | |
41 | // The "fake" input data can be taken using either (a) or (b): | |
42 | // (a) data from a file: Use ReadDCSAliasMap() | |
43 | // the format of the file is explained in ReadDCSAliasMap() | |
44 | // To use it uncomment the following line: | |
45 | // | |
46 | // TMap* dcsAliasMap = ReadDCSAliasMap(); | |
47 | // | |
48 | // (b) generated in this macro: Use CreateDCSAliasMap() and | |
49 | // its documentation | |
50 | // To use it uncomment the following line: | |
51 | // | |
52 | ||
53 | TMap* dcsAliasMap = CreateDCSAliasMap(); | |
54 | ||
55 | // now give the alias map to the shuttle | |
56 | ||
57 | shuttle->SetDCSInput(dcsAliasMap); | |
58 | ||
59 | // TODO(2) | |
60 | // | |
61 | // The shuttle can also process files that originate from DCS, DAQ and HLT. | |
62 | // To test it, we provide some local files and locations where these would | |
63 | // be found when | |
64 | // the online machinery would be there. | |
65 | // In real life this functions would be produces by the sub-detectors | |
66 | // calibration programs in DCS, DAQ or HLT. These files can then be retrieved using the Shuttle. | |
67 | // | |
68 | // Files are added with the function AliTestShuttle::AddInputFile. The syntax is: | |
69 | // AddInputFile(<system>, <detector>, <id>, <source>, <local-file>) | |
70 | // In this example we add a file originating from the GDC with the id PEDESTALS | |
71 | // Three files originating from different LDCs but with the same id are also added | |
72 | // Note that the test preprocessor name is TPC. The name of the detector's preprocessor must follow | |
73 | // the "online" naming convention ALICE-INT-2003-039. | |
74 | ||
029b7ef6 | 75 | shuttle->AddInputFile(AliShuttleInterface::kDAQ, "PMD", "PMD_PED.root", "GDC0", "PMD_PED.root"); |
76 | shuttle->AddInputFile(AliShuttleInterface::kDAQ, "PMD", "PMDGAINS.root", "GDC0", "xy.root"); | |
51e6156c | 77 | |
78 | // TODO(3) | |
79 | // | |
80 | // The shuttle can read run type stored in the DAQ logbook. | |
81 | // To test it, we must provide the run type manually. They will be retrieved in the preprocessor | |
82 | // using GetRunType function. | |
83 | ||
84 | shuttle->SetInputRunType("PEDESTAL_RUN"); | |
85 | ||
86 | // TODO(4) | |
87 | // | |
88 | // The shuttle can read run parameters stored in the DAQ run logbook. | |
89 | // To test it, we must provide the run parameters manually. They will be retrieved in the preprocessor | |
90 | // using GetRunParameter function. | |
91 | ||
92 | shuttle->AddInputRunParameter("totalEvents", "30000"); | |
93 | shuttle->AddInputRunParameter("NumberOfGDCs", "15"); | |
94 | ||
95 | // TODO(5) | |
96 | // | |
97 | // The shuttle can query condition parameters valid from the current run from the OCDB | |
98 | // To test it, we must first store the object into the OCDB. It will be retrieved in the preprocessor | |
99 | // using GetFromOCDB function. | |
100 | ||
101 | TObjString obj("This is a condition parameter stored in OCDB"); | |
102 | AliCDBId id("TPC/Calib/Data", 0, AliCDBRunRange::Infinity()); | |
103 | AliCDBMetaData md; | |
104 | AliCDBEntry entry(&obj, id, &md); | |
105 | ||
106 | shuttle->AddInputCDBEntry(&entry); | |
107 | ||
108 | ||
109 | // TODO(6) | |
110 | // Create the preprocessor that should be tested, it registers | |
111 | // itself automatically to the shuttle | |
112 | // AliPreprocessor* test = new AliTestPreprocessor(shuttle); | |
113 | AliPMDPreprocessor* test = new AliPMDPreprocessor(shuttle); | |
114 | ||
115 | // Test the preprocessor | |
116 | shuttle->Process(); | |
117 | ||
118 | // TODO(7) | |
119 | // In the preprocessor AliShuttleInterface::Store should be called to put the final | |
120 | // data to the CDB. To check if all went fine have a look at the files produced in | |
121 | // $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB/<detector>/SHUTTLE/Data | |
122 | // | |
123 | // Check the file which should have been created | |
124 | AliCDBEntry* chkEntry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) | |
125 | ->Get("PMD/Calib/Ped", 7); | |
126 | if (!chkEntry) | |
127 | { | |
128 | printf("The file is not there. Something went wrong.\n"); | |
129 | return; | |
130 | } | |
131 | ||
132 | AliPMDPedestal* output = dynamic_cast<AliPMDPedestal*> (chkEntry->GetObject()); | |
133 | // If everything went fine, draw the result | |
134 | if (output) | |
135 | output->Print(); | |
cda4fe9e | 136 | } |
137 | ||
138 | TMap* CreateDCSAliasMap() | |
139 | { | |
51e6156c | 140 | // Creates a DCS structure |
141 | // The structure is the following: | |
142 | // TMap (key --> value) | |
143 | // <DCSAlias> --> <valueList> | |
144 | // <DCSAlias> is a string | |
145 | // <valueList> is a TObjArray of AliDCSValue | |
146 | // An AliDCSValue consists of timestamp and a value in form | |
147 | // of a AliSimpleValue | |
148 | ||
149 | // In this example 6 aliases exists: DCSAlias1 ... DCSAlias6 | |
150 | // Each contains 1000 values randomly generated by TRandom::Gaus + 5*nAlias | |
151 | ||
152 | TMap* aliasMap = new TMap; | |
153 | aliasMap->SetOwner(1); | |
154 | ||
155 | TRandom random; | |
156 | ||
157 | for(int nAlias=0;nAlias<6;nAlias++) | |
cda4fe9e | 158 | { |
51e6156c | 159 | TObjArray* valueSet = new TObjArray; |
160 | valueSet->SetOwner(1); | |
161 | ||
162 | TString aliasName="DCSAlias"; | |
163 | aliasName += nAlias; | |
164 | //printf("\n\n alias: %s\n\n",aliasName.Data()); | |
165 | ||
166 | for (int timeStamp=0;timeStamp<1000;timeStamp+=10) | |
167 | { | |
168 | AliDCSValue* dcsVal = new AliDCSValue((Float_t) (random.Gaus()+5*nAlias), timeStamp); | |
169 | //printf("%s\n",dcsVal->ToString().Data()); | |
170 | valueSet->Add(dcsVal); | |
171 | } | |
172 | aliasMap->Add(new TObjString(aliasName), valueSet); | |
cda4fe9e | 173 | } |
51e6156c | 174 | |
175 | return aliasMap; | |
cda4fe9e | 176 | } |
177 | ||
178 | TMap* ReadDCSAliasMap() | |
179 | { | |
51e6156c | 180 | // Open a file that contains DCS input data |
181 | // The CDB framework is used to open the file, this means the file is located | |
182 | // in $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB/<detector>/DCS/Data | |
183 | // The file contains an AliCDBEntry that contains a TMap with the DCS structure. | |
184 | // An explanation of the structure can be found in CreateDCSAliasMap() | |
185 | ||
186 | AliCDBEntry *entry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) | |
187 | ->Get("DET/DCS/Data", 0); | |
188 | return dynamic_cast<TMap*> (entry->GetObject()); | |
cda4fe9e | 189 | } |
190 | ||
191 | void WriteDCSAliasMap() | |
192 | { | |
51e6156c | 193 | // This writes the output from CreateDCSAliasMap to a CDB file |
194 | ||
195 | TMap* dcsAliasMap = CreateDCSAliasMap(); | |
196 | ||
197 | AliCDBMetaData metaData; | |
198 | metaData.SetBeamPeriod(0); | |
199 | metaData.SetResponsible("Responsible person"); | |
200 | metaData.SetComment("Test object for TestPreprocessor.C"); | |
201 | ||
202 | AliCDBId id("DET/DCS/Data", 0, 0); | |
203 | ||
204 | // look into AliTestShuttle's CDB main folder | |
205 | ||
206 | AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) | |
207 | ->Put(dcsAliasMap, id, &metaData); | |
cda4fe9e | 208 | } |