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a197a4ce | 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 | // AliRawRFIODB // | |
22 | // // | |
23 | ////////////////////////////////////////////////////////////////////////// | |
24 | ||
25 | #include <TSystem.h> | |
26 | #include <TUrl.h> | |
27 | ||
28 | #include "AliMDC.h" | |
29 | ||
30 | #include "AliRawRFIODB.h" | |
31 | ||
32 | ||
33 | ClassImp(AliRawRFIODB) | |
34 | ||
35 | ||
36 | //______________________________________________________________________________ | |
37 | AliRawRFIODB::AliRawRFIODB(AliRawEvent *event, Double_t maxsize, Int_t compress) | |
38 | : AliRawDB(event, maxsize, compress, kFALSE) | |
39 | { | |
40 | // Create a new raw DB that will be accessed via RFIO. | |
41 | ||
42 | #ifndef USE_RDM | |
43 | static int init = 0; | |
44 | // Set STAGE_POOL environment variable to current host | |
45 | if (!init) { | |
46 | // THESE ENVIRONMENT SYMBOLS ARE NOW DEFINED BY THE ALICE DATE SETUP | |
47 | // THEREFORE WE SHALL NOT USE ANY HARDCODED VALUES BUT RATHER USE | |
48 | // WHATEVER HAS BEEN SET IN THE DATE SITE | |
49 | //gSystem->Setenv("STAGE_POOL", "lcg00"); | |
50 | //gSystem->Setenv("STAGE_HOST", "stage013"); | |
51 | ||
52 | // however for sanity we check if they are really set | |
53 | if (!gSystem->Getenv("STAGE_POOL")) | |
54 | Error("AliRawRFIODB", "STAGE_POOL not set"); | |
55 | if (!gSystem->Getenv("STAGE_HOST")) | |
56 | Error("AliRawRFIODB", "STAGE_HOST not set"); | |
57 | init = 1; | |
58 | } | |
59 | #endif | |
60 | ||
61 | if (!Create()) | |
62 | MakeZombie(); | |
63 | else | |
64 | fRawDB->UseCache(50, 0x200000); //0x100000 = 1MB) | |
65 | } | |
66 | ||
67 | //______________________________________________________________________________ | |
68 | const char *AliRawRFIODB::GetFileName() const | |
69 | { | |
70 | // Return filename based on hostname and date and time. This will make | |
71 | // each file unique. Also the directory will be made unique for each | |
72 | // day by adding the date to the fs. Assumes there is always enough | |
73 | // space on the device. | |
74 | ||
75 | static TString fname; | |
76 | ||
77 | TString fs = AliMDC::RFIOFS(); | |
78 | TDatime dt; | |
79 | ||
80 | // make a new subdirectory for each day | |
81 | fs += "/adc-"; | |
82 | fs += dt.GetDate(); | |
83 | ||
84 | Long_t id, size, flags, time; | |
85 | if (gSystem->GetPathInfo(fs, &id, &size, &flags, &time) == 1) { | |
86 | // directory does not exist, create it | |
87 | if (gSystem->mkdir(fs, kTRUE) == -1) { | |
88 | Error("GetFileName", "cannot create dir %s, using %s", fs.Data(), | |
89 | AliMDC::RFIOFS()); | |
90 | fs = AliMDC::RFIOFS(); | |
91 | } | |
92 | } | |
93 | // FIXME: should check if fs is a directory | |
94 | ||
95 | TString hostname = gSystem->HostName(); | |
96 | Int_t pos; | |
97 | if ((pos = hostname.Index(".")) != kNPOS) | |
98 | hostname.Remove(pos); | |
99 | ||
100 | fname = fs + "/" + hostname + "_"; | |
101 | fname += dt.GetDate(); | |
102 | fname += "_"; | |
103 | fname += dt.GetTime(); | |
104 | fname += ".root"; | |
105 | ||
106 | return fname; | |
107 | } | |
108 | ||
109 | //______________________________________________________________________________ | |
110 | void AliRawRFIODB::Close() | |
111 | { | |
112 | // Close raw RFIO DB. | |
113 | ||
114 | if (!fRawDB) return; | |
115 | ||
116 | fRawDB->cd(); | |
117 | ||
118 | // Write the tree. | |
119 | fTree->Write(); | |
120 | ||
121 | // Close DB, this also deletes the fTree | |
122 | fRawDB->Close(); | |
123 | ||
124 | if (AliMDC::DeleteFiles()) { | |
125 | TUrl u(fRawDB->GetName()); | |
126 | gSystem->Exec(Form("rfrm %s", u.GetFile())); | |
127 | } | |
128 | ||
129 | delete fRawDB; | |
130 | fRawDB = 0; | |
131 | } |