ceph/src/messages/MMonHealth.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) 2012 Inktank, Inc.
   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 #ifndef CEPH_MMON_HEALTH_H
  15 #define CEPH_MMON_HEALTH_H
  16
  17 #include "msg/Message.h"
  18 #include "messages/MMonQuorumService.h"
  19 #include "mon/mon_types.h"
  20
  21 struct MMonHealth : public MMonQuorumService
  22 {
  23   static const int HEAD_VERSION = 1;
  24
  25   enum {
  26     OP_TELL = 1,
  27   };
  28
  29   int service_type;
  30   int service_op;
  31
  32   // service specific data
  33   DataStats data_stats;
  34
  35   MMonHealth() : MMonQuorumService(MSG_MON_HEALTH, HEAD_VERSION) { }
  36   MMonHealth(uint32_t type, int op = 0) :
  37     MMonQuorumService(MSG_MON_HEALTH, HEAD_VERSION),
  38     service_type(type),
  39     service_op(op)
  40   { }
  41
  42 private:
  43   ~MMonHealth() override { }
  44
  45 public:
  46   const char *get_type_name() const override { return "mon_health"; }
  47   const char *get_service_op_name() const {
  48     switch (service_op) {
  49     case OP_TELL: return "tell";
  50     }
  51     return "???";
  52   }
  53   void print(ostream &o) const override {
  54     o << "mon_health( service " << get_service_type()
  55       << " op " << get_service_op_name()
  56       << " e " << get_epoch() << " r " << get_round()
  57       << " )";
  58   }
  59
  60   int get_service_type() const {
  61     return service_type;
  62   }
  63
  64   int get_service_op() {
  65     return service_op;
  66   }
  67
  68   void decode_payload() override {
  69     bufferlist::iterator p = payload.begin();
  70     service_decode(p);
  71     ::decode(service_type, p);
  72     ::decode(service_op, p);
  73     ::decode(data_stats, p);
  74   }
  75
  76   void encode_payload(uint64_t features) override {
  77     service_encode();
  78     ::encode(service_type, payload);
  79     ::encode(service_op, payload);
  80     ::encode(data_stats, payload);
  81   }
  82
  83 };
  84
  85 #endif /* CEPH_MMON_HEALTH_H */