#ifndef __FRMPURGE__ #define __FRMPURGE__ /******************************************************************************/ /* */ /* X r d F r m P u r g e . h h */ /* */ /* (c) 2009 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 . */ /* */ /* 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. */ /******************************************************************************/ #include #include #include "XrdFrm/XrdFrmTSort.hh" #include "XrdOss/XrdOssSpace.hh" class XrdFrmFileset; class XrdOucPolProg; class XrdOucStream; class XrdOucTList; class XrdFrmPurge { public: static void Display(); static int Init(XrdOucTList *sP=0, long long minV=-1, int hVal=-1); static XrdFrmPurge *Policy(const char *sname) {return Find(sname);} static XrdFrmPurge *Policy(const char *sname, long long minV, long long maxV, int hVal, int xVal); static void Purge(); XrdFrmPurge(const char *snp, XrdFrmPurge *spp=0); ~XrdFrmPurge() {Clear();} private: // Methods // static void Add(XrdFrmFileset *fsp); XrdFrmFileset*Advance(); void Clear(); void Defer(XrdFrmFileset *sP, time_t xTime); const char *Eligible(XrdFrmFileset *sP, time_t &xTime, int hTime=0); static XrdFrmPurge *Find(const char *snp); static int LowOnSpace(); int PurgeFile(); int PurgeFile(XrdFrmFileset *fP, const char *pFN); static void Scan(); static void Stats(int Final); void Track(XrdFrmFileset *sP); const char *XPolOK(XrdFrmFileset *sP); static XrdOucProg *PolProg; static XrdOucStream *PolStream; // Static Variables static time_t lastReset; static time_t nextReset; static XrdFrmPurge *First; static XrdFrmPurge *Default; static int Left2Do; // Variables local to each object // long long freeSpace; // Current free space long long fconMaxsp; // Current free space contiguous long long usedSpace; // Curreny used space (if supported) long long pmaxSpace; // PMax space (computed once) long long totlSpace; // Total space (computed once) long long contSpace; // Total contg (computed once) long long purgBytes; // Purged bytes on last purge cycle long long minFSpace; // Minimum free space long long maxFSpace; // Maximum free space (what we purge to) char *spaceTotl; char *spaceTotP; int spaceTLen; int spaceTLep; int Hold; // Hold value int Hold2x; // Hold x2 (what we actually use) int Ext; // External policy applies int numFiles; // Total number of files int prgFiles; // Total number of purged int Enabled; int Stop; int SNlen; XrdFrmPurge *Next; XrdFrmTSort FSTab; char SName[XrdOssSpace::minSNbsz]; static const int DeferQsz = 16; XrdFrmFileset *DeferQ[DeferQsz]; time_t DeferT[DeferQsz]; }; #endif