ceph/src/messages/MMgrConfigure.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) 2016 John Spray <john.spray@redhat.com>
   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 #ifndef CEPH_MMGRCONFIGURE_H_
  16 #define CEPH_MMGRCONFIGURE_H_
  17
  18 #include "msg/Message.h"
  19
  20 /**
  21  * This message is sent from ceph-mgr to MgrClient, instructing it
  22  * it about what data to send back to ceph-mgr at what frequency.
  23  */
  24 class MMgrConfigure : public Message
  25 {
  26   static const int HEAD_VERSION = 1;
  27   static const int COMPAT_VERSION = 1;
  28
  29 public:
  30   uint32_t stats_period;
  31
  32   void decode_payload() override
  33   {
  34     bufferlist::iterator p = payload.begin();
  35     ::decode(stats_period, p);
  36   }
  37
  38   void encode_payload(uint64_t features) override {
  39     ::encode(stats_period, payload);
  40   }
  41
  42   const char *get_type_name() const override { return "mgrconfigure"; }
  43   void print(ostream& out) const override {
  44     out << get_type_name() << "()";
  45   }
  46
  47   MMgrConfigure()
  48     : Message(MSG_MGR_CONFIGURE, HEAD_VERSION, COMPAT_VERSION)
  49   {}
  50 };
  51
  52 #endif
  53