mirror of
https://github.com/ceph/ceph
synced 2025-02-03 17:03:51 +00:00
9213a23f14
git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@1138 29311d96-e01e-0410-9327-a35deaab8ce9
77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
|
|
/*
|
|
* Ceph - scalable distributed file system
|
|
*
|
|
* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
|
|
*
|
|
* This is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License version 2.1, as published by the Free Software
|
|
* Foundation. See file COPYING.
|
|
*
|
|
*/
|
|
|
|
#ifndef __MDS_EALLOC_H
|
|
#define __MDS_EALLOC_H
|
|
|
|
#include <assert.h>
|
|
#include "config.h"
|
|
#include "include/types.h"
|
|
|
|
#include "../LogEvent.h"
|
|
#include "../IdAllocator.h"
|
|
|
|
#define EALLOC_EV_ALLOC 1
|
|
#define EALLOC_EV_FREE 2
|
|
|
|
class EAlloc : public LogEvent {
|
|
protected:
|
|
int idtype;
|
|
idno_t id;
|
|
int what; // alloc or dealloc
|
|
version_t table_version;
|
|
|
|
public:
|
|
EAlloc() : LogEvent(EVENT_ALLOC) { }
|
|
EAlloc(int idtype, idno_t id, int what, version_t v) :
|
|
LogEvent(EVENT_ALLOC) {
|
|
this->idtype = idtype;
|
|
this->id = id;
|
|
this->what = what;
|
|
this->table_version = v;
|
|
}
|
|
|
|
void encode_payload(bufferlist& bl) {
|
|
bl.append((char*)&idtype, sizeof(idtype));
|
|
bl.append((char*)&id, sizeof(id));
|
|
bl.append((char*)&what, sizeof(what));
|
|
bl.append((char*)&table_version, sizeof(table_version));
|
|
}
|
|
void decode_payload(bufferlist& bl, int& off) {
|
|
bl.copy(off, sizeof(idtype), (char*)&idtype);
|
|
off += sizeof(idtype);
|
|
bl.copy(off, sizeof(id), (char*)&id);
|
|
off += sizeof(id);
|
|
bl.copy(off, sizeof(what), (char*)&what);
|
|
off += sizeof(what);
|
|
bl.copy(off, sizeof(table_version), (char*)&table_version);
|
|
off += sizeof(table_version);
|
|
}
|
|
|
|
|
|
void print(ostream& out) {
|
|
if (what == EALLOC_EV_ALLOC)
|
|
out << "EAlloc alloc " << hex << id << dec << " tablev " << table_version;
|
|
else
|
|
out << "EAlloc dealloc " << hex << id << dec << " tablev " << table_version;
|
|
}
|
|
|
|
|
|
bool has_expired(MDS *mds);
|
|
void expire(MDS *mds, Context *c);
|
|
void replay(MDS *mds);
|
|
|
|
};
|
|
|
|
#endif
|