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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* 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 CEPH_MFSMAP_H
#define CEPH_MFSMAP_H
#include "msg/Message.h"
#include "mds/FSMap.h"
#include "include/ceph_features.h"
class MFSMap : public MessageInstance<MFSMap> {
public:
friend factory;
epoch_t epoch;
bufferlist encoded;
version_t get_epoch() const { return epoch; }
const FSMap& get_fsmap() const {return fsmap;}
MFSMap() :
MessageInstance(CEPH_MSG_FS_MAP), epoch(0) {}
MFSMap(const uuid_d &f, const FSMap &fsmap_) :
MessageInstance(CEPH_MSG_FS_MAP), epoch(fsmap_.get_epoch())
{
fsmap = fsmap_;
}
private:
FSMap fsmap;
~MFSMap() override {}
public:
std::string_view get_type_name() const override { return "fsmap"; }
void print(ostream& out) const override {
out << "fsmap(e " << epoch << ")";
}
// marshalling
void decode_payload() override {
auto p = payload.cbegin();
decode(epoch, p);
decode(fsmap, p);
}
void encode_payload(uint64_t features) override {
using ceph::encode;
encode(epoch, payload);
encode(fsmap, payload, features);
}
};
#endif
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