ceph/src/crimson/osd/osdmap_service.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 "include/types.h"
   7 #include "osd/OSDMap.h"
   8
   9 class OSDMap;
  10
  11 class OSDMapService {
  12 public:
  13   using cached_map_t = OSDMapRef;
  14   using local_cached_map_t = LocalOSDMapRef;
  15   enum class encoded_osdmap_type_t {
  16     FULLMAP,
  17     INCMAP
  18   };
  19   using bls_pair = std::pair<encoded_osdmap_type_t, bufferlist>;
  20   using bls_map_pair_t = std::pair<epoch_t, bls_pair>;
  21   using bls_map_t = std::map<epoch_t, bls_pair>;
  22
  23   virtual ~OSDMapService() = default;
  24   virtual seastar::future<cached_map_t> get_map(epoch_t e) = 0;
  25   /// get the latest map
  26   virtual cached_map_t get_map() const = 0;
  27   virtual epoch_t get_up_epoch() const = 0;
  28 };