remove ceph code

[stor4nfv.git] / src / ceph / src / journal / JournalPlayer.h

diff --git a/src/ceph/src/journal/JournalPlayer.h b/src/ceph/src/journal/JournalPlayer.h
deleted file mode 100644 (file)
index f46f17a..0000000
--- a/src/ceph/src/journal/JournalPlayer.h
+++ /dev/null
@@ -1,157 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#ifndef CEPH_JOURNAL_JOURNAL_PLAYER_H
-#define CEPH_JOURNAL_JOURNAL_PLAYER_H
-
-#include "include/int_types.h"
-#include "include/Context.h"
-#include "include/rados/librados.hpp"
-#include "common/AsyncOpTracker.h"
-#include "common/Mutex.h"
-#include "journal/JournalMetadata.h"
-#include "journal/ObjectPlayer.h"
-#include "cls/journal/cls_journal_types.h"
-#include <boost/none.hpp>
-#include <boost/optional.hpp>
-#include <map>
-
-class SafeTimer;
-
-namespace journal {
-
-class Entry;
-class ReplayHandler;
-
-class JournalPlayer {
-public:
-  typedef cls::journal::ObjectPosition ObjectPosition;
-  typedef cls::journal::ObjectPositions ObjectPositions;
-  typedef cls::journal::ObjectSetPosition ObjectSetPosition;
-
-  JournalPlayer(librados::IoCtx &ioctx, const std::string &object_oid_prefix,
-                const JournalMetadataPtr& journal_metadata,
-                ReplayHandler *replay_handler);
-  ~JournalPlayer();
-
-  void prefetch();
-  void prefetch_and_watch(double interval);
-  void shut_down(Context *on_finish);
-
-  bool try_pop_front(Entry *entry, uint64_t *commit_tid);
-
-private:
-  typedef std::set<uint8_t> PrefetchSplayOffsets;
-  typedef std::map<uint8_t, ObjectPlayerPtr> SplayedObjectPlayers;
-  typedef std::map<uint8_t, ObjectPosition> SplayedObjectPositions;
-  typedef std::set<uint64_t> ObjectNumbers;
-
-  enum State {
-    STATE_INIT,
-    STATE_PREFETCH,
-    STATE_PLAYBACK,
-    STATE_ERROR
-  };
-
-  enum WatchStep {
-    WATCH_STEP_FETCH_CURRENT,
-    WATCH_STEP_FETCH_FIRST,
-    WATCH_STEP_ASSERT_ACTIVE
-  };
-
-  struct C_Fetch : public Context {
-    JournalPlayer *player;
-    uint64_t object_num;
-    C_Fetch(JournalPlayer *p, uint64_t o) : player(p), object_num(o) {
-      player->m_async_op_tracker.start_op();
-    }
-    ~C_Fetch() override {
-      player->m_async_op_tracker.finish_op();
-    }
-    void finish(int r) override {
-      player->handle_fetched(object_num, r);
-    }
-  };
-
-  struct C_Watch : public Context {
-    JournalPlayer *player;
-    uint64_t object_num;
-    C_Watch(JournalPlayer *player, uint64_t object_num)
-      : player(player), object_num(object_num) {
-      player->m_async_op_tracker.start_op();
-    }
-    ~C_Watch() override {
-      player->m_async_op_tracker.finish_op();
-    }
-
-    void finish(int r) override {
-      player->handle_watch(object_num, r);
-    }
-  };
-
-  librados::IoCtx m_ioctx;
-  CephContext *m_cct;
-  std::string m_object_oid_prefix;
-  JournalMetadataPtr m_journal_metadata;
-
-  ReplayHandler *m_replay_handler;
-
-  AsyncOpTracker m_async_op_tracker;
-
-  mutable Mutex m_lock;
-  State m_state;
-  uint8_t m_splay_offset;
-
-  bool m_watch_enabled;
-  bool m_watch_scheduled;
-  double m_watch_interval;
-  WatchStep m_watch_step = WATCH_STEP_FETCH_CURRENT;
-  bool m_watch_prune_active_tag = false;
-
-  bool m_shut_down = false;
-  bool m_handler_notified = false;
-
-  ObjectNumbers m_fetch_object_numbers;
-
-  PrefetchSplayOffsets m_prefetch_splay_offsets;
-  SplayedObjectPlayers m_object_players;
-
-  bool m_commit_position_valid = false;
-  ObjectPosition m_commit_position;
-  SplayedObjectPositions m_commit_positions;
-  uint64_t m_active_set;
-
-  boost::optional<uint64_t> m_active_tag_tid = boost::none;
-  boost::optional<uint64_t> m_prune_tag_tid = boost::none;
-
-  void advance_splay_object();
-
-  bool is_object_set_ready() const;
-  bool verify_playback_ready();
-  void prune_tag(uint64_t tag_tid);
-  void prune_active_tag(const boost::optional<uint64_t>& tag_tid);
-
-  ObjectPlayerPtr get_object_player() const;
-  ObjectPlayerPtr get_object_player(uint64_t object_number) const;
-  bool remove_empty_object_player(const ObjectPlayerPtr &object_player);
-
-  void process_state(uint64_t object_number, int r);
-  int process_prefetch(uint64_t object_number);
-  int process_playback(uint64_t object_number);
-
-  void fetch(uint64_t object_num);
-  void fetch(const ObjectPlayerPtr &object_player);
-  void handle_fetched(uint64_t object_num, int r);
-  void refetch(bool immediate);
-
-  void schedule_watch(bool immediate);
-  void handle_watch(uint64_t object_num, int r);
-  void handle_watch_assert_active(int r);
-
-  void notify_entries_available();
-  void notify_complete(int r);
-};
-
-} // namespace journal
-
-#endif // CEPH_JOURNAL_JOURNAL_PLAYER_H