120 lines
3.6 KiB
C++
120 lines
3.6 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2019
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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/telegram/TdParameters.h"
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#include "td/db/binlog/Binlog.h"
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#include "td/db/binlog/BinlogEvent.h"
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#include "td/db/binlog/ConcurrentBinlog.h"
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#include "td/db/BinlogKeyValue.h"
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#include "td/db/DbKey.h"
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#include "td/db/Pmc.h"
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#include "td/actor/PromiseFuture.h"
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#include "td/utils/Slice.h"
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#include "td/utils/Status.h"
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#include <functional>
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#include <memory>
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namespace td {
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class SqliteConnectionSafe;
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class SqliteKeyValueSafe;
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class SqliteKeyValueAsyncInterface;
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class SqliteKeyValue;
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class MessagesDbSyncInterface;
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class MessagesDbSyncSafeInterface;
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class MessagesDbAsyncInterface;
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class DialogDbSyncInterface;
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class DialogDbSyncSafeInterface;
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class DialogDbAsyncInterface;
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class FileDbInterface;
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struct EncryptionInfo {
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bool is_encrypted{false};
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};
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class TdDb {
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public:
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TdDb();
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TdDb(const TdDb &) = delete;
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TdDb &operator=(const TdDb &) = delete;
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TdDb(TdDb &&) = delete;
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TdDb &operator=(TdDb &&) = delete;
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~TdDb();
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struct Events;
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static Result<unique_ptr<TdDb>> open(int32 scheduler_id, const TdParameters ¶meters, DbKey key, Events &events);
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static Result<EncryptionInfo> check_encryption(const TdParameters ¶meters);
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static Status destroy(const TdParameters ¶meters);
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struct Events {
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vector<BinlogEvent> to_secret_chats_manager;
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vector<BinlogEvent> user_events;
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vector<BinlogEvent> chat_events;
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vector<BinlogEvent> channel_events;
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vector<BinlogEvent> secret_chat_events;
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vector<BinlogEvent> web_page_events;
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vector<BinlogEvent> to_messages_manager;
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};
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std::shared_ptr<FileDbInterface> get_file_db_shared();
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std::shared_ptr<SqliteConnectionSafe> &get_sqlite_connection_safe();
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ConcurrentBinlog *get_binlog();
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BinlogPmc get_binlog_pmc_shared();
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BinlogPmcPtr get_binlog_pmc();
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BinlogPmcPtr get_config_pmc();
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SqliteKeyValue *get_sqlite_sync_pmc();
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SqliteKeyValueAsyncInterface *get_sqlite_pmc();
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CSlice binlog_path() const;
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CSlice sqlite_path() const;
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void flush_all();
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void close_all(Promise<> on_finished);
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void close_and_destroy_all(Promise<> on_finished);
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MessagesDbSyncInterface *get_messages_db_sync();
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MessagesDbAsyncInterface *get_messages_db_async();
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DialogDbSyncInterface *get_dialog_db_sync();
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DialogDbAsyncInterface *get_dialog_db_async();
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void change_key(DbKey key, Promise<> promise);
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void with_db_path(std::function<void(CSlice)> callback);
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private:
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string sqlite_path_;
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std::shared_ptr<SqliteConnectionSafe> sql_connection_;
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std::shared_ptr<FileDbInterface> file_db_;
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std::shared_ptr<SqliteKeyValueSafe> common_kv_safe_;
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unique_ptr<SqliteKeyValueAsyncInterface> common_kv_async_;
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std::shared_ptr<MessagesDbSyncSafeInterface> messages_db_sync_safe_;
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std::shared_ptr<MessagesDbAsyncInterface> messages_db_async_;
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std::shared_ptr<DialogDbSyncSafeInterface> dialog_db_sync_safe_;
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std::shared_ptr<DialogDbAsyncInterface> dialog_db_async_;
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std::shared_ptr<BinlogKeyValue<ConcurrentBinlog>> binlog_pmc_;
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std::shared_ptr<BinlogKeyValue<ConcurrentBinlog>> config_pmc_;
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std::shared_ptr<ConcurrentBinlog> binlog_;
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Status init(int32 scheduler_id, const TdParameters ¶meters, DbKey key, Events &events);
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Status init_sqlite(int32 scheduler_id, const TdParameters ¶meters, DbKey key, DbKey old_key,
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BinlogKeyValue<Binlog> &binlog_pmc);
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void do_close(Promise<> on_finished, bool destroy_flag);
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};
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} // namespace td
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