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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_MOSDPGINFO_H
#define CEPH_MOSDPGINFO_H
#include "msg/Message.h"
#include "osd/osd_types.h"
class MOSDPGInfo final : public Message {
private:
static constexpr int HEAD_VERSION = 6;
static constexpr int COMPAT_VERSION = 6;
epoch_t epoch = 0;
public:
using pg_list_t = std::vector<pg_notify_t>;
pg_list_t pg_list;
epoch_t get_epoch() const { return epoch; }
MOSDPGInfo()
: MOSDPGInfo{0, {}}
{}
MOSDPGInfo(epoch_t mv)
: MOSDPGInfo(mv, {})
{}
MOSDPGInfo(epoch_t mv, pg_list_t&& l)
: Message{MSG_OSD_PG_INFO, HEAD_VERSION, COMPAT_VERSION},
epoch{mv},
pg_list{std::move(l)}
{
set_priority(CEPH_MSG_PRIO_HIGH);
}
private:
~MOSDPGInfo() final {}
public:
std::string_view get_type_name() const override { return "pg_info"; }
void print(std::ostream& out) const override {
out << "pg_info(";
for (auto i = pg_list.begin();
i != pg_list.end();
++i) {
if (i != pg_list.begin())
out << " ";
out << *i;
}
out << " epoch " << epoch
<< ")";
}
void encode_payload(uint64_t features) override {
using ceph::encode;
header.version = HEAD_VERSION;
encode(epoch, payload);
assert(HAVE_FEATURE(features, SERVER_OCTOPUS));
encode(pg_list, payload);
}
void decode_payload() override {
using ceph::decode;
auto p = payload.cbegin();
decode(epoch, p);
decode(pg_list, p);
}
private:
template<class T, typename... Args>
friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
};
#endif
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