ceph/src/messages/MOSDPGQuery2.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3
   4 #pragma once
   5
   6 #include "messages/MOSDPeeringOp.h"
   7 #include "osd/PGPeeringEvent.h"
   8
   9 class MOSDPGQuery2 final : public MOSDPeeringOp {
  10 private:
  11   static constexpr int HEAD_VERSION = 1;
  12   static constexpr int COMPAT_VERSION = 1;
  13
  14 public:
  15   spg_t spgid;
  16   pg_query_t query;
  17
  18   spg_t get_spg() const override {
  19     return spgid;
  20   }
  21   epoch_t get_map_epoch() const override {
  22     return query.epoch_sent;
  23   }
  24   epoch_t get_min_epoch() const override {
  25     return query.epoch_sent;
  26   }
  27
  28   PGPeeringEvent *get_event() override {
  29     return new PGPeeringEvent(
  30       query.epoch_sent,
  31       query.epoch_sent,
  32       MQuery(
  33         spgid,
  34         pg_shard_t(get_source().num(), query.from),
  35         query,
  36         query.epoch_sent),
  37       false);
  38   }
  39
  40   MOSDPGQuery2() : MOSDPeeringOp{MSG_OSD_PG_QUERY2,
  41                                   HEAD_VERSION, COMPAT_VERSION} {
  42     set_priority(CEPH_MSG_PRIO_HIGH);
  43   }
  44   MOSDPGQuery2(
  45     spg_t s,
  46     pg_query_t q)
  47     : MOSDPeeringOp{MSG_OSD_PG_QUERY2, HEAD_VERSION, COMPAT_VERSION},
  48       spgid(s),
  49       query(q) {
  50     set_priority(CEPH_MSG_PRIO_HIGH);
  51   }
  52
  53 private:
  54   ~MOSDPGQuery2() final {}
  55
  56 public:
  57   std::string_view get_type_name() const override {
  58     return "pg_query2";
  59   }
  60   void inner_print(std::ostream& out) const override {
  61     out << spgid << " " << query;
  62   }
  63
  64   void encode_payload(uint64_t features) override {
  65     using ceph::encode;
  66     encode(spgid, payload);
  67     encode(query, payload, features);
  68   }
  69   void decode_payload() override {
  70     using ceph::decode;
  71     auto p = payload.cbegin();
  72     decode(spgid, p);
  73     decode(query, p);
  74   }
  75 private:
  76   template<class T, typename... Args>
  77   friend boost::intrusive_ptr<T> ceph::make_message(Args&&... args);
  78 };