85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/actor/actor.h"
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#include "td/actor/PromiseFuture.h"
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#include "td/telegram/files/FileGcWorker.h"
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#include "td/telegram/files/FileStats.h"
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#include "td/utils/common.h"
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#include "td/utils/Status.h"
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namespace td {
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class FileStatsWorker;
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class FileGcWorker;
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} // namespace td
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namespace td {
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class StorageManager : public Actor {
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public:
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StorageManager(ActorShared<> parent, int32 scheduler_id);
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void get_storage_stats(int32 dialog_limit, Promise<FileStats> promise);
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void get_storage_stats_fast(Promise<FileStatsFast> promise);
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void run_gc(FileGcParameters parameters, Promise<FileStats> promise);
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void update_use_storage_optimizer();
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void on_new_file(int64 size);
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private:
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static constexpr uint32 GC_EACH = 60 * 60 * 24; // 1 day
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static constexpr uint32 GC_DELAY = 60;
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static constexpr uint32 GC_RAND_DELAY = 60 * 15;
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ActorShared<> parent_;
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int32 scheduler_id_;
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// get stats
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ActorOwn<FileStatsWorker> stats_worker_;
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std::vector<Promise<FileStats>> pending_storage_stats_;
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int32 stats_dialog_limit_ = 0;
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FileTypeStat fast_stat_;
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void on_file_stats(Result<FileStats> r_file_stats, bool dummy);
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void create_stats_worker();
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void send_stats(FileStats &&stats, int32 dialog_limit, std::vector<Promise<FileStats>> promises);
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void save_fast_stat();
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void load_fast_stat();
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static int64 get_db_size();
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// RefCnt
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int32 ref_cnt_{1};
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ActorShared<> create_reference();
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void start_up() override;
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void hangup_shared() override;
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void hangup() override;
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// Gc
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ActorOwn<FileGcWorker> gc_worker_;
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std::vector<Promise<FileStats>> pending_run_gc_;
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FileGcParameters gc_parameters_;
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uint32 last_gc_timestamp_ = 0;
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double next_gc_at_ = 0;
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void on_all_files(Result<FileStats> r_file_stats, bool dummy);
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void create_gc_worker();
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void on_gc_finished(Result<FileStats> r_file_stats, bool dummy);
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uint32 load_last_gc_timestamp();
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void save_last_gc_timestamp();
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void schedule_next_gc();
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void timeout_expired() override;
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};
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} // namespace td
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