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1 | // @(#) $Id$ | |
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 | // AliRawCastorDB // | |
22 | // // | |
23 | ////////////////////////////////////////////////////////////////////////// | |
24 | ||
25 | #include <TSystem.h> | |
26 | #include <TUrl.h> | |
27 | ||
28 | #include "AliRawCastorDB.h" | |
29 | ||
30 | ||
31 | ClassImp(AliRawCastorDB) | |
32 | ||
33 | ||
34 | //______________________________________________________________________________ | |
35 | AliRawCastorDB::AliRawCastorDB(AliRawEventV2 *event, | |
36 | AliESDEvent *esd, | |
37 | Int_t compress, | |
38 | const char* fileName,Int_t basketsize) | |
39 | : AliRawDB(event, esd, compress, fileName, basketsize) | |
40 | { | |
41 | // Create a new raw DB that will be accessed via CASTOR and rootd. | |
42 | ||
43 | static int init = 0; | |
44 | if (!init) { | |
45 | // THESE ENVIRONMENT VARIABLES ARE IN PRINCIPLE HARDCODED IN | |
46 | // THE CASTOR CLIENT LIBRARY | |
47 | // however for sanity we check if they are set by the user | |
48 | if (!gSystem->Getenv("RH_HOST")) | |
49 | Error("AliRawRFIODB", "RH_HOST not set"); | |
50 | if (!gSystem->Getenv("SVCCLASS")) | |
51 | Error("AliRawRFIODB", "SVCCLASS not set"); | |
52 | init = 1; | |
53 | } | |
54 | ||
55 | #if ROOT_VERSION_CODE < ROOT_VERSION(5,99,0) | |
56 | if (fRawDB) fRawDB->UseCache(50, 0x200000); //0x100000 = 1MB) | |
57 | #endif | |
58 | } | |
59 | ||
60 | //______________________________________________________________________________ | |
61 | const char *AliRawCastorDB::GetFileName() const | |
62 | { | |
63 | // Return filename based on hostname and date and time. This will make | |
64 | // each file unique. Also the directory will be made unique for each | |
65 | // day by adding the date to the fs. Assumes there is always enough | |
66 | // space on the device. | |
67 | ||
68 | static TString fname; | |
69 | ||
70 | TString fs = fFS1; | |
71 | TString fsr = fs; | |
72 | fsr.ReplaceAll("castor:", "rfio:"); | |
73 | TDatime dt; | |
74 | ||
75 | // make a new subdirectory for each day | |
76 | fs += "/adc-"; | |
77 | fs += dt.GetDate(); | |
78 | ||
79 | fsr += "/adc-"; | |
80 | fsr += dt.GetDate(); | |
81 | ||
82 | Long_t id, size, flags, time; | |
83 | if (gSystem->GetPathInfo(fsr, &id, &size, &flags, &time) == 1) { | |
84 | // directory does not exist, create it | |
85 | if (gSystem->mkdir(fsr, kTRUE) == -1) { | |
86 | Error("GetFileName", "cannot create dir %s, using %s", fsr.Data(), | |
87 | fFS1.Data()); | |
88 | fs = fFS1; | |
89 | } | |
90 | } | |
91 | // FIXME: should check if fs is a directory | |
92 | ||
93 | TString hostname = gSystem->HostName(); | |
94 | Int_t pos; | |
95 | if ((pos = hostname.Index(".")) != kNPOS) | |
96 | hostname.Remove(pos); | |
97 | ||
98 | fname = fs + "/" + hostname + "_"; | |
99 | fname += dt.GetDate(); | |
100 | fname += "_"; | |
101 | fname += dt.GetTime(); | |
102 | fname += ".root"; | |
103 | ||
104 | return fname; | |
105 | } | |
106 | ||
107 | //______________________________________________________________________________ | |
108 | Long64_t AliRawCastorDB::Close() | |
109 | { | |
110 | // Close raw CASTOR/rootd DB. | |
111 | ||
112 | if (!fRawDB) return 0; | |
113 | ||
114 | if (!fRawDB->IsOpen()) return 0; | |
115 | ||
116 | fRawDB->cd(); | |
117 | ||
118 | // Write the tree. | |
119 | Bool_t error = kFALSE; | |
120 | if (fTree) | |
121 | if (fTree->Write() == 0) | |
122 | error = kTRUE; | |
123 | if (fESDTree) | |
124 | if (fESDTree->Write() == 0) | |
125 | error = kTRUE; | |
126 | ||
127 | // Close DB, this also deletes the fTree | |
128 | fRawDB->Close(); | |
129 | ||
130 | fTree = NULL; | |
131 | ||
132 | Long64_t filesize = fRawDB->GetEND(); | |
133 | ||
134 | if (fDeleteFiles) { | |
135 | TUrl u(fRawDB->GetName()); | |
136 | gSystem->Exec(Form("rfrm %s", u.GetFile())); | |
137 | } | |
138 | ||
139 | delete fRawDB; | |
140 | fRawDB = 0; | |
141 | ||
142 | if(!error) | |
143 | return filesize; | |
144 | else | |
145 | return -1; | |
146 | } |