]>
Commit | Line | Data |
---|---|---|
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 | |
050c314f | 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 | |
cda4fe9e | 10 | |
11 | void TestPreprocessor() | |
12 | { | |
050c314f | 13 | // load library |
14 | gSystem->Load("$ALICE_ROOT/SHUTTLE/TestShuttle/libTestShuttle.so"); | |
15 | ||
16 | // create AliTestShuttle instance | |
17 | // The parameters are run, startTime, endTime | |
18 | AliTestShuttle* shuttle = new AliTestShuttle(0, 0, 1); | |
19 | ||
20 | ||
21 | printf("Test Shuttle temp dir: %s\n", AliShuttleInterface::GetShuttleTempDir()); | |
22 | ||
23 | // TODO if needed, change location of OCDB and Reference test folders | |
24 | // by default they are set to $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB and TestReference | |
25 | AliTestShuttle::SetMainCDB("local://TestCDB"); | |
26 | AliTestShuttle::SetMainRefStorage("local://TestReference"); | |
27 | ||
28 | printf("Test OCDB storage Uri: %s\n", AliShuttleInterface::GetMainCDB().Data()); | |
29 | printf("Test Reference storage Uri: %s\n", AliShuttleInterface::GetMainRefStorage().Data()); | |
30 | ||
31 | ||
32 | // TODO(1) | |
33 | // | |
34 | // The shuttle can read DCS data, if the preprocessor should be tested to process DCS data, | |
35 | // some fake data has to be created. | |
36 | // | |
37 | // The "fake" input data can be taken using either (a) or (b): | |
38 | // (a) data from a file: Use ReadDCSAliasMap() | |
39 | // the format of the file is explained in ReadDCSAliasMap() | |
40 | // To use it uncomment the following line: | |
41 | // | |
42 | //TMap* dcsAliasMap = ReadDCSAliasMap(); | |
43 | // | |
44 | // (b) generated in this macro: Use CreateDCSAliasMap() and its documentation | |
45 | // To use it uncomment the following line: | |
46 | // | |
47 | TMap* dcsAliasMap = CreateDCSAliasMap(); | |
48 | ||
49 | // now give the alias map to the shuttle | |
50 | shuttle->SetDCSInput(dcsAliasMap); | |
51 | ||
52 | // TODO(2) | |
53 | // | |
54 | // The shuttle can also process files that originate from DCS, DAQ and HLT. | |
55 | // To test it, we provide some local files and locations where these would be found when | |
56 | // the online machinery would be there. | |
57 | // In real life this functions would be produces by the sub-detectors | |
58 | // calibration programs in DCS, DAQ or HLT. These files can then be retrieved using the Shuttle. | |
59 | // | |
60 | // Files are added with the function AliTestShuttle::AddInputFile. The syntax is: | |
61 | // AddInputFile(<system>, <detector>, <id>, <source>, <local-file>) | |
62 | // In this example we add a file originating from the GDC with the id PEDESTALS | |
63 | // Three files originating from different LDCs but with the same id are also added | |
64 | // Note that the test preprocessor name is TPC. The name of the detector's preprocessor must follow | |
65 | // the "online" naming convention ALICE-INT-2003-039. | |
66 | ||
67 | shuttle->AddInputFile(AliShuttleInterface::kDAQ, "PMD", "PMD_PED", "GDC0", "PMD_PED.root"); | |
68 | shuttle->AddInputFile(AliShuttleInterface::kDAQ, "PMD", "PMDGAINS", "GDC0", "PMDGAINS.root"); | |
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 | ||
83 | shuttle->AddInputRunParameter("totalEvents", "30000"); | |
84 | shuttle->AddInputRunParameter("NumberOfGDCs", "15"); | |
85 | ||
86 | // TODO(5) | |
87 | // | |
88 | // The shuttle can query condition parameters valid from the current run from the OCDB | |
89 | // To test it, we must first store the object into the OCDB. It will be retrieved in the preprocessor | |
90 | // using GetFromOCDB function. | |
91 | ||
92 | TObjString obj("This is a condition parameter stored in OCDB"); | |
93 | AliCDBId id("TPC/Calib/Data", 0, AliCDBRunRange::Infinity()); | |
94 | AliCDBMetaData md; | |
95 | AliCDBEntry entry(&obj, id, &md); | |
96 | ||
97 | shuttle->AddInputCDBEntry(&entry); | |
98 | ||
99 | ||
100 | // TODO(6) | |
101 | // Create the preprocessor that should be tested, it registers itself automatically to the shuttle | |
102 | // AliPreprocessor* test = new AliTestPreprocessor(shuttle); | |
103 | AliPMDPreprocessor* test = new AliPMDPreprocessor(shuttle); | |
104 | ||
105 | // Test the preprocessor | |
106 | shuttle->Process(); | |
107 | ||
108 | // TODO(7) | |
109 | // In the preprocessor AliShuttleInterface::Store should be called to put the final | |
110 | // data to the CDB. To check if all went fine have a look at the files produced in | |
111 | // $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB/<detector>/SHUTTLE/Data | |
112 | // | |
113 | // Check the file which should have been created | |
114 | AliCDBEntry* chkEntry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) | |
115 | ->Get("PMD/Calib/Ped", 0); | |
116 | if (!chkEntry) | |
117 | { | |
118 | printf("The file is not there. Something went wrong.\n"); | |
119 | return; | |
120 | } | |
121 | ||
122 | AliPMDPedestal* output = dynamic_cast<AliPMDPedestal*> (chkEntry->GetObject()); | |
123 | // If everything went fine, draw the result | |
124 | if (output) | |
125 | output->Print(); | |
cda4fe9e | 126 | } |
127 | ||
128 | TMap* CreateDCSAliasMap() | |
129 | { | |
050c314f | 130 | // Creates a DCS structure |
131 | // The structure is the following: | |
132 | // TMap (key --> value) | |
133 | // <DCSAlias> --> <valueList> | |
134 | // <DCSAlias> is a string | |
135 | // <valueList> is a TObjArray of AliDCSValue | |
136 | // An AliDCSValue consists of timestamp and a value in form of a AliSimpleValue | |
137 | ||
138 | // In this example 6 aliases exists: DCSAlias1 ... DCSAlias6 | |
139 | // Each contains 1000 values randomly generated by TRandom::Gaus + 5*nAlias | |
140 | ||
141 | TMap* aliasMap = new TMap; | |
142 | aliasMap->SetOwner(1); | |
143 | ||
144 | TRandom random; | |
145 | ||
146 | for(int nAlias=0;nAlias<6;nAlias++) | |
147 | { | |
148 | TObjArray* valueSet = new TObjArray; | |
149 | valueSet->SetOwner(1); | |
150 | ||
151 | TString aliasName="DCSAlias"; | |
152 | aliasName += nAlias; | |
153 | //printf("\n\n alias: %s\n\n",aliasName.Data()); | |
154 | ||
155 | for (int timeStamp=0;timeStamp<1000;timeStamp+=10) | |
cda4fe9e | 156 | { |
050c314f | 157 | AliDCSValue* dcsVal = new AliDCSValue((Float_t) (random.Gaus()+5*nAlias), timeStamp); |
158 | //printf("%s\n",dcsVal->ToString().Data()); | |
159 | valueSet->Add(dcsVal); | |
cda4fe9e | 160 | } |
050c314f | 161 | aliasMap->Add(new TObjString(aliasName), valueSet); |
162 | } | |
163 | ||
164 | return aliasMap; | |
cda4fe9e | 165 | } |
166 | ||
167 | TMap* ReadDCSAliasMap() | |
168 | { | |
050c314f | 169 | // Open a file that contains DCS input data |
170 | // The CDB framework is used to open the file, this means the file is located | |
171 | // in $ALICE_ROOT/SHUTTLE/TestShuttle/TestCDB/<detector>/DCS/Data | |
172 | // The file contains an AliCDBEntry that contains a TMap with the DCS structure. | |
173 | // An explanation of the structure can be found in CreateDCSAliasMap() | |
174 | ||
175 | AliCDBEntry *entry = AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) | |
176 | ->Get("DET/DCS/Data", 0); | |
177 | return dynamic_cast<TMap*> (entry->GetObject()); | |
cda4fe9e | 178 | } |
179 | ||
180 | void WriteDCSAliasMap() | |
181 | { | |
050c314f | 182 | // This writes the output from CreateDCSAliasMap to a CDB file |
183 | ||
184 | TMap* dcsAliasMap = CreateDCSAliasMap(); | |
185 | ||
186 | AliCDBMetaData metaData; | |
187 | metaData.SetBeamPeriod(0); | |
188 | metaData.SetResponsible("Responsible person"); | |
189 | metaData.SetComment("Test object for TestPreprocessor.C"); | |
190 | ||
191 | AliCDBId id("DET/DCS/Data", 0, 0); | |
192 | ||
193 | // look into AliTestShuttle's CDB main folder | |
194 | ||
195 | AliCDBManager::Instance()->GetStorage(AliShuttleInterface::GetMainCDB()) | |
196 | ->Put(dcsAliasMap, id, &metaData); | |
cda4fe9e | 197 | } |