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1 | // @(#)alimdc:$Name: $:$Id$ | |
2 | // Author: Fons Rademakers 26/11/99 | |
3 | ||
4 | /************************************************************************** | |
5 | * Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. * | |
6 | * * | |
7 | * Author: The ALICE Off-line Project. * | |
8 | * Contributors are mentioned in the code where appropriate. * | |
9 | * * | |
10 | * Permission to use, copy, modify and distribute this software and its * | |
11 | * documentation strictly for non-commercial purposes is hereby granted * | |
12 | * without fee, provided that the above copyright notice appears in all * | |
13 | * copies and that both the copyright notice and this permission notice * | |
14 | * appear in the supporting documentation. The authors make no claims * | |
15 | * about the suitability of this software for any purpose. It is * | |
16 | * provided "as is" without express or implied warranty. * | |
17 | **************************************************************************/ | |
18 | ||
19 | ////////////////////////////////////////////////////////////////////////// | |
20 | // // | |
21 | // AliRawDB // | |
22 | // // | |
23 | ////////////////////////////////////////////////////////////////////////// | |
24 | ||
25 | #include <errno.h> | |
26 | #include <Riostream.h> | |
27 | ||
28 | #if ROOT_VERSION_CODE >= ROOT_VERSION(5,15,0) | |
29 | #include <TBufferFile.h> | |
30 | #else | |
31 | #include <TBuffer.h> | |
32 | #endif | |
33 | ||
34 | #include <TSystem.h> | |
35 | #include <TKey.h> | |
36 | ||
37 | #include <TObjString.h> | |
38 | ||
39 | #include "AliESDEvent.h" | |
40 | #include "AliRawEvent.h" | |
41 | #include "AliRawDataArray.h" | |
42 | #include "AliRawEventHeaderBase.h" | |
43 | #include "AliRawEquipment.h" | |
44 | #include "AliRawEquipmentHeader.h" | |
45 | #include "AliStats.h" | |
46 | ||
47 | #include "AliRawDB.h" | |
48 | ||
49 | ||
50 | ClassImp(AliRawDB) | |
51 | ||
52 | const char *AliRawDB::fgkAliRootTag = "$Rev$"; | |
53 | ||
54 | // Split TPC into 9 branches in order to avoid problems with big memory | |
55 | // consumption in case of TPC events w/o zero-suppression | |
56 | Int_t AliRawDB::fgkDetBranches[AliDAQ::kNDetectors+1] = {1,1,1,18,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,10,1}; | |
57 | ||
58 | //______________________________________________________________________________ | |
59 | AliRawDB::AliRawDB(AliRawEvent *event, | |
60 | AliESDEvent *esd, | |
61 | Int_t compress, | |
62 | const char* fileName, | |
63 | Int_t basketsize) : | |
64 | fRawDB(NULL), | |
65 | fTree(NULL), | |
66 | fEvent(event), | |
67 | fESDTree(NULL), | |
68 | fESD(esd), | |
69 | fCompress(compress), | |
70 | fBasketSize(basketsize), | |
71 | fMaxSize(-1), | |
72 | fFS1(""), | |
73 | fFS2(""), | |
74 | fDeleteFiles(kFALSE), | |
75 | fStop(kFALSE) | |
76 | { | |
77 | // Create a new raw DB | |
78 | ||
79 | for (Int_t iDet = 0; iDet < AliDAQ::kNDetectors; iDet++) { | |
80 | fDetRawData[iDet] = new AliRawDataArray*[fgkDetBranches[iDet]]; | |
81 | Int_t nDDLsPerBranch = AliDAQ::NumberOfDdls(iDet)/fgkDetBranches[iDet]; | |
82 | for (Int_t iBranch = 0; iBranch < fgkDetBranches[iDet]; iBranch++) | |
83 | fDetRawData[iDet][iBranch] = new AliRawDataArray(nDDLsPerBranch); | |
84 | } | |
85 | ||
86 | fDetRawData[AliDAQ::kNDetectors] = new AliRawDataArray*[fgkDetBranches[AliDAQ::kNDetectors]]; | |
87 | for (Int_t iBranch = 0; iBranch < fgkDetBranches[AliDAQ::kNDetectors]; iBranch++) | |
88 | fDetRawData[AliDAQ::kNDetectors][iBranch] = new AliRawDataArray(100); | |
89 | ||
90 | if (fileName) { | |
91 | if (!Create(fileName)) | |
92 | MakeZombie(); | |
93 | } | |
94 | } | |
95 | ||
96 | ||
97 | //______________________________________________________________________________ | |
98 | AliRawDB::~AliRawDB() { | |
99 | // Destructor | |
100 | ||
101 | if(Close()==-1) Error("~AliRawDB", "cannot close output file!"); | |
102 | ||
103 | for (Int_t iDet = 0; iDet < (AliDAQ::kNDetectors + 1); iDet++) { | |
104 | for (Int_t iBranch = 0; iBranch < fgkDetBranches[iDet]; iBranch++) | |
105 | delete fDetRawData[iDet][iBranch]; | |
106 | delete [] fDetRawData[iDet]; | |
107 | } | |
108 | } | |
109 | ||
110 | //______________________________________________________________________________ | |
111 | Bool_t AliRawDB::FSHasSpace(const char *fs) const | |
112 | { | |
113 | // Check for at least fMaxSize bytes of free space on the file system. | |
114 | // If the space is not available return kFALSE, kTRUE otherwise. | |
115 | ||
116 | Long_t id, bsize, blocks, bfree; | |
117 | ||
118 | if (gSystem->GetFsInfo(fs, &id, &bsize, &blocks, &bfree) == 1) { | |
119 | Error("FSHasSpace", "could not stat file system %s", fs); | |
120 | return kFALSE; | |
121 | } | |
122 | ||
123 | // Leave 5 percent of diskspace free | |
124 | Double_t avail = Double_t(bfree) * 0.95; | |
125 | if (avail*bsize > fMaxSize) | |
126 | return kTRUE; | |
127 | ||
128 | Warning("FSHasSpace", "no space on file system %s", fs); | |
129 | return kFALSE; | |
130 | } | |
131 | ||
132 | //______________________________________________________________________________ | |
133 | const char *AliRawDB::GetFileName() const | |
134 | { | |
135 | // Return filename based on hostname and date and time. This will make | |
136 | // each file unique. Also makes sure (via FSHasSpace()) that there is | |
137 | // enough space on the file system to store the file. Returns 0 in | |
138 | // case of error or interrupt signal. | |
139 | ||
140 | static TString fname; | |
141 | static Bool_t fstoggle = kFALSE; | |
142 | ||
143 | TString fs = fstoggle ? fFS2 : fFS1; | |
144 | TDatime dt; | |
145 | ||
146 | TString hostname = gSystem->HostName(); | |
147 | Int_t pos; | |
148 | if ((pos = hostname.Index(".")) != kNPOS) | |
149 | hostname.Remove(pos); | |
150 | ||
151 | if (!FSHasSpace(fs)) { | |
152 | while (1) { | |
153 | fstoggle = !fstoggle; | |
154 | fs = fstoggle ? fFS2 : fFS1; | |
155 | if (FSHasSpace(fs)) break; | |
156 | Info("GetFileName", "sleeping 30 seconds before retrying..."); | |
157 | gSystem->Sleep(30000); // sleep for 30 seconds | |
158 | if (fStop) return 0; | |
159 | } | |
160 | } | |
161 | ||
162 | fname = fs + "/" + hostname + "_"; | |
163 | fname += dt.GetDate(); | |
164 | fname += "_"; | |
165 | fname += dt.GetTime(); | |
166 | fname += ".root"; | |
167 | ||
168 | fstoggle = !fstoggle; | |
169 | ||
170 | return fname; | |
171 | } | |
172 | ||
173 | //______________________________________________________________________________ | |
174 | void AliRawDB::SetFS(const char* fs1, const char* fs2) | |
175 | { | |
176 | // set the file system location | |
177 | ||
178 | fFS1 = fs1; | |
179 | if (fs1 && !fFS1.Contains(":")) { | |
180 | gSystem->ResetErrno(); | |
181 | gSystem->MakeDirectory(fs1); | |
182 | if (gSystem->GetErrno() && gSystem->GetErrno() != EEXIST) { | |
183 | SysError("SetFS", "mkdir %s", fs1); | |
184 | } | |
185 | } | |
186 | ||
187 | fFS2 = fs2; | |
188 | if (fs2) { | |
189 | gSystem->ResetErrno(); | |
190 | gSystem->MakeDirectory(fs2); | |
191 | if (gSystem->GetErrno() && gSystem->GetErrno() != EEXIST) { | |
192 | SysError("SetFS", "mkdir %s", fs2); | |
193 | } | |
194 | } | |
195 | } | |
196 | ||
197 | //______________________________________________________________________________ | |
198 | Bool_t AliRawDB::Create(const char* fileName) | |
199 | { | |
200 | // Create a new raw DB. | |
201 | ||
202 | const Int_t kMaxRetry = 1; | |
203 | const Int_t kMaxSleep = 1; // seconds | |
204 | const Int_t kMaxSleepLong = 10; // seconds | |
205 | Int_t retry = 0; | |
206 | ||
207 | again: | |
208 | if (fStop) return kFALSE; | |
209 | ||
210 | const char *fname = fileName; | |
211 | if (!fname) fname = GetFileName(); | |
212 | if (!fname) { | |
213 | Error("Create", "error getting raw DB file name"); | |
214 | return kFALSE; | |
215 | } | |
216 | ||
217 | retry++; | |
218 | ||
219 | fRawDB = TFile::Open(fname, GetOpenOption(), | |
220 | Form("ALICE raw-data file (%s)", GetAliRootTag()), fCompress, | |
221 | GetNetopt()); | |
222 | if (!fRawDB) { | |
223 | if (retry < kMaxRetry) { | |
224 | Warning("Create", "failure to open file, sleeping %d %s before retrying...", | |
225 | kMaxSleep, kMaxSleep==1 ? "second" : "seconds"); | |
226 | gSystem->Sleep(kMaxSleep*1000); | |
227 | goto again; | |
228 | } | |
229 | Error("Create", "failure to open file %s after %d tries", fname, kMaxRetry); | |
230 | return kFALSE; | |
231 | } | |
232 | if (retry > 1) | |
233 | Warning("Create", "succeeded to open file after %d retries", retry); | |
234 | ||
235 | if (fRawDB->IsZombie()) { | |
236 | if (fRawDB->GetErrno() == ENOSPC || | |
237 | fRawDB->GetErrno() == 1018 || // SECOMERR | |
238 | fRawDB->GetErrno() == 1027) { // SESYSERR | |
239 | fRawDB->ResetErrno(); | |
240 | delete fRawDB; | |
241 | Warning("Create", "file is a zombie (no space), sleeping %d %s before retrying...", | |
242 | kMaxSleepLong, kMaxSleepLong==1 ? "second" : "seconds"); | |
243 | gSystem->Sleep(kMaxSleepLong*1000); // sleep 10 seconds before retrying | |
244 | goto again; | |
245 | } | |
246 | Error("Create", "file %s is zombie", fname); | |
247 | fRawDB->ResetErrno(); | |
248 | delete fRawDB; | |
249 | fRawDB = 0; | |
250 | if (retry < kMaxRetry) { | |
251 | Warning("Create", "file is a zombie, sleeping %d %s before retrying...", | |
252 | kMaxSleep, kMaxSleep==1 ? "second" : "seconds"); | |
253 | gSystem->Sleep(kMaxSleep*1000); | |
254 | goto again; | |
255 | } | |
256 | Error("Create", "failure to open file %s after %d tries", fname, kMaxRetry); | |
257 | return kFALSE; | |
258 | } | |
259 | ||
260 | // Create raw data TTree | |
261 | MakeTree(); | |
262 | ||
263 | return kTRUE; | |
264 | } | |
265 | ||
266 | //______________________________________________________________________________ | |
267 | void AliRawDB::MakeTree() | |
268 | { | |
269 | // Create ROOT Tree object container. | |
270 | ||
271 | fTree = new TTree("RAW", Form("ALICE raw-data tree (%s)", GetAliRootTag())); | |
272 | fTree->SetAutoSave(21000000000LL); // autosave when 21 Gbyte written | |
273 | ||
274 | fTree->BranchRef(); | |
275 | ||
276 | // splitting 29.6 MB/s, no splitting 35.3 MB/s on P4 2GHz 15k SCSI | |
277 | //Int_t split = 1; | |
278 | Int_t split = 0; | |
279 | fTree->Branch("rawevent", "AliRawEvent", &fEvent, fBasketSize, split); | |
280 | ||
281 | // Make brach for each sub-detector | |
282 | for (Int_t iDet = 0; iDet < AliDAQ::kNDetectors; iDet++) { | |
283 | for (Int_t iBranch = 0; iBranch < fgkDetBranches[iDet]; iBranch++) | |
284 | fTree->Branch(Form("%s%d",AliDAQ::DetectorName(iDet),iBranch),"AliRawDataArray", | |
285 | &fDetRawData[iDet][iBranch],fBasketSize,split); | |
286 | } | |
287 | // Make special branch for unrecognized raw-data payloads | |
288 | for (Int_t iBranch = 0; iBranch < fgkDetBranches[AliDAQ::kNDetectors]; iBranch++) | |
289 | fTree->Branch(Form("Common%d",iBranch),"AliRawDataArray", | |
290 | &fDetRawData[AliDAQ::kNDetectors][iBranch],fBasketSize,split); | |
291 | ||
292 | // Create tree which will contain the HLT ESD information | |
293 | ||
294 | if (fESD) { | |
295 | fESDTree = new TTree("esdTree", Form("ALICE HLT ESD tree (%s)", GetAliRootTag())); | |
296 | fESDTree->SetAutoSave(21000000000LL); // autosave when 21 Gbyte written | |
297 | split = 0; | |
298 | fESDTree->Branch("ESD", "AliESDEvent", &fESD, fBasketSize, split); | |
299 | } | |
300 | ||
301 | } | |
302 | ||
303 | //______________________________________________________________________________ | |
304 | Long64_t AliRawDB::Close() | |
305 | { | |
306 | // Close raw DB. | |
307 | if (!fRawDB) return 0; | |
308 | ||
309 | if (!fRawDB->IsOpen()) return 0; | |
310 | ||
311 | fRawDB->cd(); | |
312 | ||
313 | // Write the tree. | |
314 | Bool_t error = kFALSE; | |
315 | if (fTree->Write() == 0) | |
316 | error = kTRUE; | |
317 | if (fESDTree) | |
318 | if (fESDTree->Write() == 0) | |
319 | error = kTRUE; | |
320 | ||
321 | // Close DB, this also deletes the fTree | |
322 | fRawDB->Close(); | |
323 | ||
324 | Long64_t filesize = fRawDB->GetEND(); | |
325 | ||
326 | if (fDeleteFiles) { | |
327 | gSystem->Unlink(fRawDB->GetName()); | |
328 | delete fRawDB; | |
329 | fRawDB = 0; | |
330 | if(!error) | |
331 | return filesize; | |
332 | else | |
333 | return -1; | |
334 | } | |
335 | ||
336 | delete fRawDB; | |
337 | fRawDB = 0; | |
338 | if(!error) | |
339 | return filesize; | |
340 | else | |
341 | return -1; | |
342 | } | |
343 | ||
344 | //______________________________________________________________________________ | |
345 | Int_t AliRawDB::Fill() | |
346 | { | |
347 | // Fill the trees and return the number of written bytes | |
348 | ||
349 | for (Int_t iDet = 0; iDet < (AliDAQ::kNDetectors + 1); iDet++) | |
350 | for (Int_t iBranch = 0; iBranch < fgkDetBranches[iDet]; iBranch++) | |
351 | fDetRawData[iDet][iBranch]->ClearData(); | |
352 | ||
353 | // Move the raw-data payloads to the corresponding branches | |
354 | for(Int_t iSubEvent = 0; iSubEvent < fEvent->GetNSubEvents(); iSubEvent++) { | |
355 | AliRawEvent *subEvent = fEvent->GetSubEvent(iSubEvent); | |
356 | for(Int_t iEquipment = 0; iEquipment < subEvent->GetNEquipments(); iEquipment++) { | |
357 | AliRawEquipment *equipment = subEvent->GetEquipment(iEquipment); | |
358 | Int_t iDet = AliDAQ::kNDetectors; | |
359 | Int_t iBranch = 0; // can we split somehow the unrecognized data??? For the moment - no | |
360 | if(equipment->GetEquipmentHeader()->GetEquipmentSize()) { | |
361 | UInt_t eqId = equipment->GetEquipmentHeader()->GetId(); | |
362 | Int_t ddlIndex = -1; | |
363 | iDet = AliDAQ::DetectorIDFromDdlID(eqId,ddlIndex); | |
364 | if (iDet < 0 || iDet >= AliDAQ::kNDetectors) | |
365 | iDet = AliDAQ::kNDetectors; | |
366 | else | |
367 | iBranch = (ddlIndex * fgkDetBranches[iDet])/AliDAQ::NumberOfDdls(iDet); | |
368 | } | |
369 | equipment->SetRawDataRef(fDetRawData[iDet][iBranch]); | |
370 | } | |
371 | } | |
372 | ||
373 | Double_t bytes = fRawDB->GetBytesWritten(); | |
374 | Bool_t error = kFALSE; | |
375 | if (fTree->Fill() == -1) | |
376 | error = kTRUE; | |
377 | if (fESDTree) | |
378 | if (fESDTree->Fill() == -1) | |
379 | error = kTRUE; | |
380 | if(!error) | |
381 | return Int_t(fRawDB->GetBytesWritten() - bytes); | |
382 | else | |
383 | return -1; | |
384 | } | |
385 | ||
386 | //______________________________________________________________________________ | |
387 | Long64_t AliRawDB::GetTotalSize() | |
388 | { | |
389 | // Return the total size of the trees | |
390 | Long64_t total = 0; | |
391 | ||
392 | { | |
393 | Int_t skey = 0; | |
394 | TDirectory *dir = fTree->GetDirectory(); | |
395 | if (dir) { | |
396 | TKey *key = dir->GetKey(fTree->GetName()); | |
397 | if (key) skey = key->GetKeylen(); | |
398 | } | |
399 | total += (Long64_t)skey + fTree->GetZipBytes(); | |
400 | } | |
401 | ||
402 | if(fESDTree) | |
403 | { | |
404 | Int_t skey = 0; | |
405 | TDirectory *dir = fESDTree->GetDirectory(); | |
406 | if (dir) { | |
407 | TKey *key = dir->GetKey(fESDTree->GetName()); | |
408 | if (key) skey = key->GetKeylen(); | |
409 | } | |
410 | total += (Long64_t)skey + fESDTree->GetZipBytes(); | |
411 | } | |
412 | ||
413 | return total; | |
414 | } | |
415 | ||
416 | //______________________________________________________________________________ | |
417 | Long64_t AliRawDB::AutoSave() | |
418 | { | |
419 | // Auto-save the raw-data and | |
420 | // esd (if any) trees | |
421 | ||
422 | Long64_t nbytes = fTree->AutoSave(); | |
423 | ||
424 | if (fESDTree) nbytes += fESDTree->AutoSave(); | |
425 | ||
426 | return nbytes; | |
427 | } | |
428 | ||
429 | //______________________________________________________________________________ | |
430 | void AliRawDB::WriteStats(AliStats* stats) | |
431 | { | |
432 | // Write stats to raw DB, local run DB and global MySQL DB. | |
433 | ||
434 | AliRawEventHeaderBase &header = *GetEvent()->GetHeader(); | |
435 | ||
436 | // Write stats into RawDB | |
437 | TDirectory *ds = gDirectory; | |
438 | GetDB()->cd(); | |
439 | stats->SetEvents(GetEvents()); | |
440 | stats->SetLastId(header.GetP("Id")[0]); | |
441 | stats->SetFileSize(GetBytesWritten()); | |
442 | stats->SetCompressionFactor(GetCompressionFactor()); | |
443 | stats->SetEndTime(); | |
444 | stats->Write("stats"); | |
445 | ds->cd(); | |
446 | } | |
447 | ||
448 | //______________________________________________________________________________ | |
449 | Bool_t AliRawDB::NextFile(const char* fileName) | |
450 | { | |
451 | // Close te current file and open a new one. | |
452 | // Returns kFALSE in case opening failed. | |
453 | ||
454 | Close(); | |
455 | ||
456 | if (!Create(fileName)) return kFALSE; | |
457 | return kTRUE; | |
458 | } | |
459 | ||
460 | //______________________________________________________________________________ | |
461 | Float_t AliRawDB::GetCompressionFactor() const | |
462 | { | |
463 | // Return compression factor. | |
464 | ||
465 | if (fTree->GetZipBytes() == 0.) | |
466 | return 1.0; | |
467 | else | |
468 | return fTree->GetTotBytes()/fTree->GetZipBytes(); | |
469 | } | |
470 | ||
471 | //______________________________________________________________________________ | |
472 | const char *AliRawDB::GetAliRootTag() | |
473 | { | |
474 | // Return the aliroot tag (version) | |
475 | // used to generate the raw data file. | |
476 | // Stored in the raw-data file title. | |
477 | ||
478 | static TString version = fgkAliRootTag; | |
479 | version.Remove(TString::kBoth,'$'); | |
480 | version.ReplaceAll("Rev","AliRoot version"); | |
481 | ||
482 | return version.Data(); | |
483 | } | |
484 | ||
485 | //______________________________________________________________________________ | |
486 | Bool_t AliRawDB::WriteGuidFile(TString &guidFileFolder) | |
487 | { | |
488 | // Write the guid file | |
489 | // in the specified folder or | |
490 | // in the folder where the raw data | |
491 | // file is. | |
492 | ||
493 | TString guidFileName; | |
494 | if (!guidFileFolder.IsNull()) { | |
495 | guidFileName = guidFileFolder; | |
496 | ||
497 | TString pathStr = fRawDB->GetName(); | |
498 | TObjArray *pathArr = pathStr.Tokenize('/'); | |
499 | guidFileName.Append("/"); | |
500 | guidFileName.Append(((TObjString *)pathArr->Last())->String()); | |
501 | pathArr->Delete(); | |
502 | delete pathArr; | |
503 | } | |
504 | else | |
505 | guidFileName = fRawDB->GetName(); | |
506 | ||
507 | guidFileName += ".guid"; | |
508 | ||
509 | ofstream fguid(guidFileName.Data()); | |
510 | if (!fguid.is_open()) { | |
511 | Error("WriteGuidFile", "failure to open guid file %s", guidFileName.Data()); | |
512 | return kFALSE; | |
513 | } | |
514 | TString guid = fRawDB->GetUUID().AsString(); | |
515 | fguid << "guid: \t" << guid.Data(); | |
516 | fguid.close(); | |
517 | ||
518 | return kTRUE; | |
519 | } |