ceph/branches/sage/pgs/mds/events/EExportStart.h
sageweil 9213a23f14 eek
git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@1138 29311d96-e01e-0410-9327-a35deaab8ce9
2007-02-28 18:42:55 +00:00

69 lines
1.6 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 __EEXPORTSTART_H
#define __EEXPORTSTART_H
#include <assert.h>
#include "config.h"
#include "include/types.h"
#include "../MDS.h"
#include "EMetaBlob.h"
class EExportStart : public LogEvent {
public:
EMetaBlob metablob; // exported dir
protected:
inodeno_t dirino;
int dest; // dest mds
set<inodeno_t> bounds;
public:
EExportStart(CDir *dir, int d) : LogEvent(EVENT_EXPORTSTART),
dirino(dir->ino()),
dest(d) {
metablob.add_dir_context(dir);
}
EExportStart() : LogEvent(EVENT_EXPORTSTART) { }
set<inodeno_t> &get_bounds() { return bounds; }
void print(ostream& out) {
out << "export_start " << dirino << " -> " << dest;
}
virtual void encode_payload(bufferlist& bl) {
metablob._encode(bl);
bl.append((char*)&dirino, sizeof(dirino));
bl.append((char*)&dest, sizeof(dest));
::_encode(bounds, bl);
}
void decode_payload(bufferlist& bl, int& off) {
metablob._decode(bl, off);
bl.copy(off, sizeof(dirino), (char*)&dirino);
off += sizeof(dirino);
bl.copy(off, sizeof(dest), (char*)&dest);
off += sizeof(dest);
::_decode(bounds, bl, off);
}
bool has_expired(MDS *mds);
void expire(MDS *mds, Context *c);
void replay(MDS *mds);
};
#endif