mirror of
https://github.com/ceph/ceph
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dc48f25847
git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@2100 29311d96-e01e-0410-9327-a35deaab8ce9
65 lines
1.5 KiB
C++
65 lines
1.5 KiB
C++
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
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// vim: ts=8 sw=2 smarttab
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/*
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* Ceph - scalable distributed file system
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*
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* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
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*
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* This is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software
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* Foundation. See file COPYING.
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*
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*/
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#ifndef __MDS_ESESSION_H
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#define __MDS_ESESSION_H
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#include <assert.h>
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#include "config.h"
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#include "include/types.h"
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#include "../LogEvent.h"
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class ESession : public LogEvent {
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protected:
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entity_inst_t client_inst;
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bool open; // open or close
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version_t cmapv; // client map version
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public:
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ESession() : LogEvent(EVENT_SESSION) { }
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ESession(entity_inst_t inst, bool o, version_t v) :
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LogEvent(EVENT_SESSION),
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client_inst(inst),
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open(o),
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cmapv(v) {
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}
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void encode_payload(bufferlist& bl) {
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::_encode(client_inst, bl);
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::_encode(open, bl);
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::_encode(cmapv, bl);
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}
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void decode_payload(bufferlist& bl, int& off) {
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::_decode(client_inst, bl, off);
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::_decode(open, bl, off);
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::_decode(cmapv, bl, off);
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}
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void print(ostream& out) {
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if (open)
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out << "ESession " << client_inst << " open cmapv " << cmapv;
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else
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out << "ESession " << client_inst << " close cmapv " << cmapv;
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}
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bool has_expired(MDS *mds);
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void expire(MDS *mds, Context *c);
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void update_segment();
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void replay(MDS *mds);
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};
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#endif
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