-
Notifications
You must be signed in to change notification settings - Fork 149
/
XrdOssSpace.hh
99 lines (80 loc) · 4.14 KB
/
XrdOssSpace.hh
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
#ifndef _OSS_SPACE_H
#define _OSS_SPACE_H
/******************************************************************************/
/* */
/* X r d O s s S p a c e . h h */
/* */
/* (c) 2008 by the Board of Trustees of the Leland Stanford, Jr., University */
/* All Rights Reserved */
/* Produced by Andrew Hanushevsky for Stanford University under contract */
/* DE-AC02-76-SFO0515 with the Department of Energy */
/* */
/* This file is part of the XRootD software suite. */
/* */
/* XRootD is free software: you can redistribute it and/or modify it under */
/* the terms of the GNU Lesser General Public License as published by the */
/* Free Software Foundation, either version 3 of the License, or (at your */
/* option) any later version. */
/* */
/* XRootD is distributed in the hope that it will be useful, but WITHOUT */
/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
/* License for more details. */
/* */
/* You should have received a copy of the GNU Lesser General Public License */
/* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
/* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
/* */
/* The copyright holder's institutional names and contributor's names may not */
/* be used to endorse or promote products derived from this software without */
/* specific prior written permission of the institution or contributor. */
/******************************************************************************/
class XrdSysError;
class XrdOssSpace
{
public:
friend class XrdOssCache;
enum sType {Serv = 0, Pstg = 1, Purg = 2, Admin = 3,
RsvA = 4, RsvB = 5, RsvC = 6, addT = 7,
Totn = 8};
static const int maxSNlen = 63; // Maximum space name length (+1 for null)
static const int minSNbsz = 64;
static void Adjust(int Gent, off_t Space, sType=Serv);
static void Adjust(const char *GName, off_t Space, sType=Serv);
static const int haveUsage = 1;
static const int haveQuota = 2;
static int Init(); // Return the "or" of havexxxx (above)
static int Init(const char *aPath,const char *qFile,int isSOL,int us=0);
static int Quotas();
static int Unassign(const char *GName);
static long long Usage(int gent);
struct uEnt {char gName[minSNbsz];
long long Bytes[Totn]; // One of sType, above
};
static long long Usage(const char *GName, struct uEnt &uVal, int rrd=0);
XrdOssSpace() {} // Everything is static
~XrdOssSpace() {} // Never gets deleted
private:
static int Assign(const char *GName, long long &bytesUsed);
static int findEnt(const char *GName);
static int Readjust();
static int Readjust(int);
static int UsageLock(int Dolock=1);
static const int ULen = sizeof(long long);
static const int DataSz = 16384;
static const int maxEnt = DataSz/sizeof(uEnt);
static const char *qFname;
static const char *uFname;
static const char *uUname;
static uEnt uData[maxEnt];
static short uDvec[maxEnt];
static time_t lastMtime;
static time_t lastUtime;
static int fencEnt;
static int freeEnt;
static int aFD;
static int uSync;
static int uAdj;
static int Solitary;
};
#endif