ceph/src/mon/MgrStatMonitor.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/Context.h"
   7 #include "PaxosService.h"
   8 #include "mon/PGMap.h"
   9 #include "mgr/ServiceMap.h"
  10
  11 class MgrStatMonitor : public PaxosService {
  12   // live version
  13   version_t version = 0;
  14   PGMapDigest digest;
  15   ServiceMap service_map;
  16   std::map<std::string,ProgressEvent> progress_events;
  17
  18   // pending commit
  19   PGMapDigest pending_digest;
  20   health_check_map_t pending_health_checks;
  21   std::map<std::string,ProgressEvent> pending_progress_events;
  22   bufferlist pending_service_map_bl;
  23
  24 public:
  25   MgrStatMonitor(Monitor *mn, Paxos *p, const string& service_name);
  26   ~MgrStatMonitor() override;
  27
  28   void init() override {}
  29   void on_shutdown() override {}
  30
  31   void create_initial() override;
  32   void update_from_paxos(bool *need_bootstrap) override;
  33   void create_pending() override;
  34   void encode_pending(MonitorDBStore::TransactionRef t) override;
  35   version_t get_trim_to() const override;
  36
  37   bool definitely_converted_snapsets() const {
  38     return digest.definitely_converted_snapsets();
  39   }
  40
  41   bool preprocess_query(MonOpRequestRef op) override;
  42   bool prepare_update(MonOpRequestRef op) override;
  43
  44   void encode_full(MonitorDBStore::TransactionRef t) override { }
  45
  46   bool preprocess_report(MonOpRequestRef op);
  47   bool prepare_report(MonOpRequestRef op);
  48
  49   bool preprocess_getpoolstats(MonOpRequestRef op);
  50   bool preprocess_statfs(MonOpRequestRef op);
  51
  52   void check_sub(Subscription *sub);
  53   void check_subs();
  54   void send_digests();
  55
  56   void on_active() override;
  57   void tick() override;
  58
  59   uint64_t get_last_osd_stat_seq(int osd) {
  60     return digest.get_last_osd_stat_seq(osd);
  61   }
  62
  63   void update_logger();
  64
  65   const ServiceMap& get_service_map() const {
  66     return service_map;
  67   }
  68
  69   const std::map<std::string,ProgressEvent>& get_progress_events() {
  70     return progress_events;
  71   }
  72
  73   // pg stat access
  74   const pool_stat_t* get_pool_stat(int64_t poolid) const {
  75     auto i = digest.pg_pool_sum.find(poolid);
  76     if (i != digest.pg_pool_sum.end()) {
  77       return &i->second;
  78     }
  79     return nullptr;
  80   }
  81
  82   const PGMapDigest& get_digest() {
  83     return digest;
  84   }
  85
  86   ceph_statfs get_statfs(OSDMap& osdmap,
  87                          boost::optional<int64_t> data_pool) const {
  88     return digest.get_statfs(osdmap, data_pool);
  89   }
  90
  91   void print_summary(Formatter *f, ostream *out) const {
  92     digest.print_summary(f, out);
  93   }
  94   void dump_info(Formatter *f) const {
  95     digest.dump(f);
  96     f->dump_object("servicemap", get_service_map());
  97   }
  98   void dump_cluster_stats(stringstream *ss,
  99                      Formatter *f,
 100                      bool verbose) const {
 101     digest.dump_cluster_stats(ss, f, verbose);
 102   }
 103   void dump_pool_stats(const OSDMap& osdm, stringstream *ss, Formatter *f,
 104                        bool verbose) const {
 105     digest.dump_pool_stats_full(osdm, ss, f, verbose);
 106   }
 107 };