ceph/src/messages/MMgrDigest.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3 /*
   4  * Ceph - scalable distributed file system
   5  *
   6  * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
   7  *
   8  * This is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License version 2.1, as published by the Free Software
  11  * Foundation.  See file COPYING.
  12  *
  13  */
  14
  15
  16 #ifndef CEPH_MMGRDIGEST_H
  17 #define CEPH_MMGRDIGEST_H
  18
  19 #include "msg/Message.h"
  20
  21 /**
  22  * The mgr digest is a way for the mgr to subscribe to things
  23  * other than the cluster maps, which are needed by
  24  */
  25 class MMgrDigest final : public Message {
  26 public:
  27   ceph::buffer::list mon_status_json;
  28   ceph::buffer::list health_json;
  29
  30   std::string_view get_type_name() const override { return "mgrdigest"; }
  31   void print(std::ostream& out) const override {
  32     out << get_type_name();
  33   }
  34
  35   void decode_payload() override {
  36     using ceph::decode;
  37     auto p = payload.cbegin();
  38     decode(mon_status_json, p);
  39     decode(health_json, p);
  40   }
  41   void encode_payload(uint64_t features) override {
  42     using ceph::encode;
  43     encode(mon_status_json, payload);
  44     encode(health_json, payload);
  45   }
  46
  47 private:
  48   MMgrDigest() :
  49     Message{MSG_MGR_DIGEST} {}
  50   ~MMgrDigest() final {}
  51
  52   using RefCountedObject::put;
  53   using RefCountedObject::get;
  54   template<class T, typename... Args>
  55   friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
  56   template<class T, typename... Args>
  57   friend MURef<T> crimson::make_message(Args&&... args);
  58 };
  59
  60 #endif