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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) 2017 Greg Farnum/Red Hat <gfarnum@redhat.com>
*
* 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_MMONMGRREPORT_H
#define CEPH_MMONMGRREPORT_H
#include "messages/PaxosServiceMessage.h"
#include "include/types.h"
#include "include/health.h"
#include "mon/health_check.h"
#include "mon/PGMap.h"
class MMonMgrReport final : public PaxosServiceMessage {
private:
static constexpr int HEAD_VERSION = 3;
static constexpr int COMPAT_VERSION = 1;
public:
// PGMapDigest is in data payload
health_check_map_t health_checks;
ceph::buffer::list service_map_bl; // encoded ServiceMap
std::map<std::string,ProgressEvent> progress_events;
uint64_t gid = 0;
MMonMgrReport()
: PaxosServiceMessage{MSG_MON_MGR_REPORT, 0, HEAD_VERSION, COMPAT_VERSION}
{}
private:
~MMonMgrReport() final {}
public:
std::string_view get_type_name() const override { return "monmgrreport"; }
void print(std::ostream& out) const override {
out << get_type_name() << "(gid " << gid
<< ", " << health_checks.checks.size() << " checks, "
<< progress_events.size() << " progress events)";
}
void encode_payload(uint64_t features) override {
using ceph::encode;
paxos_encode();
encode(health_checks, payload);
encode(service_map_bl, payload);
encode(progress_events, payload);
encode(gid, payload);
if (!HAVE_FEATURE(features, SERVER_NAUTILUS) ||
!HAVE_FEATURE(features, SERVER_MIMIC)) {
// PGMapDigest had a backwards-incompatible change between
// luminous and mimic, and conditionally encodes based on
// provided features, so reencode the one in our data payload.
// The mgr isn't able to do this at the time the encoded
// PGMapDigest is constructed because we don't know which mon we
// will target. Note that this only triggers if the user
// upgrades ceph-mgr before ceph-mon (tsk tsk).
PGMapDigest digest;
auto p = data.cbegin();
decode(digest, p);
ceph::buffer::list bl;
encode(digest, bl, features);
set_data(bl);
}
}
void decode_payload() override {
using ceph::decode;
auto p = payload.cbegin();
paxos_decode(p);
decode(health_checks, p);
decode(service_map_bl, p);
if (header.version >= 2) {
decode(progress_events, p);
}
if (header.version >= 3) {
decode(gid, p);
}
}
private:
template<class T, typename... Args>
friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
};
#endif
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