Conflicts: td/telegram/DialogDb.cpp td/telegram/MessagesManager.cpp td/telegram/StickersManager.cpp td/telegram/TdDb.cpp td/telegram/WebPagesManager.cpp
575 lines
19 KiB
C++
575 lines
19 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
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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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#include "td/telegram/TdDb.h"
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#include "td/telegram/DialogDb.h"
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#include "td/telegram/files/FileDb.h"
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#include "td/telegram/Global.h"
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#include "td/telegram/logevent/LogEvent.h"
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#include "td/telegram/MessagesDb.h"
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#include "td/telegram/Td.h"
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#include "td/telegram/TdParameters.h"
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#include "td/telegram/Version.h"
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#include "td/actor/MultiPromise.h"
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#include "td/db/binlog/Binlog.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/SqliteConnectionSafe.h"
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#include "td/db/SqliteDb.h"
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#include "td/db/SqliteKeyValue.h"
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#include "td/db/SqliteKeyValueAsync.h"
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#include "td/db/SqliteKeyValueSafe.h"
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#include "td/utils/common.h"
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#include "td/utils/format.h"
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#include "td/utils/logging.h"
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#include "td/utils/misc.h"
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#include "td/utils/port/path.h"
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#include "td/utils/Random.h"
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#include "td/utils/StringBuilder.h"
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#include <algorithm>
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namespace td {
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namespace {
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std::string get_binlog_path(const TdParameters ¶meters) {
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return PSTRING() << parameters.database_directory << "td" << (parameters.use_test_dc ? "_test" : "") << ".binlog";
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}
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std::string get_sqlite_path(const TdParameters ¶meters) {
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const string db_name = "db" + (parameters.use_test_dc ? string("_test") : string());
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return parameters.database_directory + db_name + ".sqlite";
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}
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Result<TdDb::EncryptionInfo> check_encryption(string path) {
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Binlog binlog;
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auto status = binlog.init(path, Binlog::Callback());
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if (status.is_error() && status.code() != Binlog::Error::WrongPassword) {
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return Status::Error(400, status.message());
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}
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TdDb::EncryptionInfo info;
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info.is_encrypted = binlog.get_info().wrong_password;
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binlog.close(false /*need_sync*/).ensure();
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return info;
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}
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Status init_binlog(Binlog &binlog, string path, BinlogKeyValue<Binlog> &binlog_pmc, BinlogKeyValue<Binlog> &config_pmc,
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TdDb::Events &events, DbKey key) {
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auto callback = [&](const BinlogEvent &event) {
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switch (event.type_) {
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case LogEvent::HandlerType::SecretChats:
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events.to_secret_chats_manager.push_back(event.clone());
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break;
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case LogEvent::HandlerType::Users:
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events.user_events.push_back(event.clone());
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break;
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case LogEvent::HandlerType::Chats:
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events.chat_events.push_back(event.clone());
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break;
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case LogEvent::HandlerType::Channels:
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events.channel_events.push_back(event.clone());
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break;
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case LogEvent::HandlerType::SecretChatInfos:
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events.secret_chat_events.push_back(event.clone());
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break;
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case LogEvent::HandlerType::WebPages:
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events.web_page_events.push_back(event.clone());
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break;
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case LogEvent::HandlerType::SetPollAnswer:
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case LogEvent::HandlerType::StopPoll:
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events.to_poll_manager.push_back(event.clone());
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break;
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case LogEvent::HandlerType::SendMessage:
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case LogEvent::HandlerType::DeleteMessage:
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case LogEvent::HandlerType::DeleteMessagesFromServer:
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case LogEvent::HandlerType::ReadHistoryOnServer:
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case LogEvent::HandlerType::ReadMessageContentsOnServer:
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case LogEvent::HandlerType::ForwardMessages:
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case LogEvent::HandlerType::SendBotStartMessage:
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case LogEvent::HandlerType::SendScreenshotTakenNotificationMessage:
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case LogEvent::HandlerType::SendInlineQueryResultMessage:
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case LogEvent::HandlerType::DeleteDialogHistoryFromServer:
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case LogEvent::HandlerType::ReadAllDialogMentionsOnServer:
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case LogEvent::HandlerType::DeleteAllChannelMessagesFromUserOnServer:
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case LogEvent::HandlerType::ToggleDialogIsPinnedOnServer:
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case LogEvent::HandlerType::ReorderPinnedDialogsOnServer:
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case LogEvent::HandlerType::SaveDialogDraftMessageOnServer:
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case LogEvent::HandlerType::UpdateDialogNotificationSettingsOnServer:
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case LogEvent::HandlerType::UpdateScopeNotificationSettingsOnServer:
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case LogEvent::HandlerType::ResetAllNotificationSettingsOnServer:
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case LogEvent::HandlerType::ChangeDialogReportSpamStateOnServer:
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case LogEvent::HandlerType::GetDialogFromServer:
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case LogEvent::HandlerType::GetChannelDifference:
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case LogEvent::HandlerType::ReadHistoryInSecretChat:
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case LogEvent::HandlerType::ToggleDialogIsMarkedAsUnreadOnServer:
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case LogEvent::HandlerType::SetDialogFolderIdOnServer:
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case LogEvent::HandlerType::DeleteScheduledMessagesFromServer:
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events.to_messages_manager.push_back(event.clone());
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break;
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case LogEvent::HandlerType::AddMessagePushNotification:
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case LogEvent::HandlerType::EditMessagePushNotification:
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events.to_notification_manager.push_back(event.clone());
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break;
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case LogEvent::HandlerType::BinlogPmcMagic:
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binlog_pmc.external_init_handle(event);
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break;
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case LogEvent::HandlerType::ConfigPmcMagic:
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config_pmc.external_init_handle(event);
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break;
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default:
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LOG(FATAL) << "Unsupported logevent type " << event.type_;
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}
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};
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auto binlog_info = binlog.init(std::move(path), callback, std::move(key));
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if (binlog_info.is_error()) {
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return binlog_info.move_as_error();
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}
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return Status::OK();
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}
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Status init_db(SqliteDb &db) {
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TRY_STATUS(db.exec("PRAGMA encoding=\"UTF-8\""));
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TRY_STATUS(db.exec("PRAGMA journal_mode=WAL"));
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TRY_STATUS(db.exec("PRAGMA cache_size=4096"));
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TRY_STATUS(db.exec("PRAGMA page_size=65536"));
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TRY_STATUS(db.exec("PRAGMA synchronous=NORMAL"));
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TRY_STATUS(db.exec("PRAGMA temp_store=FILE"));
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TRY_STATUS(db.exec("PRAGMA wal_autocheckpoint=10000"));
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TRY_STATUS(db.exec("PRAGMA shrink_memory"));
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TRY_STATUS(db.exec("PRAGMA secure_delete=0"));
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return Status::OK();
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}
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} // namespace
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std::shared_ptr<FileDbInterface> TdDb::get_file_db_shared() {
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return file_db_;
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}
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std::shared_ptr<SqliteConnectionSafe> &TdDb::get_sqlite_connection_safe() {
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return sql_connection_;
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}
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BinlogInterface *TdDb::get_binlog_impl(const char *file, int line) {
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LOG_CHECK(binlog_) << G()->close_flag() << " " << file << " " << line;
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return binlog_.get();
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}
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std::shared_ptr<KeyValueSyncInterface> TdDb::get_binlog_pmc_shared() {
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CHECK(binlog_pmc_);
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return binlog_pmc_;
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}
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std::shared_ptr<KeyValueSyncInterface> TdDb::get_config_pmc_shared() {
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CHECK(config_pmc_);
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return config_pmc_;
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}
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KeyValueSyncInterface *TdDb::get_binlog_pmc() {
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CHECK(binlog_pmc_);
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return binlog_pmc_.get();
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}
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KeyValueSyncInterface *TdDb::get_config_pmc() {
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CHECK(config_pmc_);
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return config_pmc_.get();
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}
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SqliteKeyValue *TdDb::get_sqlite_sync_pmc() {
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CHECK(common_kv_safe_);
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return &common_kv_safe_->get();
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}
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SqliteKeyValueAsyncInterface *TdDb::get_sqlite_pmc() {
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CHECK(common_kv_async_);
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return common_kv_async_.get();
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}
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MessagesDbSyncInterface *TdDb::get_messages_db_sync() {
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return &messages_db_sync_safe_->get();
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}
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MessagesDbAsyncInterface *TdDb::get_messages_db_async() {
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return messages_db_async_.get();
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}
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DialogDbSyncInterface *TdDb::get_dialog_db_sync() {
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return &dialog_db_sync_safe_->get();
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}
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DialogDbAsyncInterface *TdDb::get_dialog_db_async() {
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return dialog_db_async_.get();
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}
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CSlice TdDb::binlog_path() const {
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return binlog_->get_path();
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}
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CSlice TdDb::sqlite_path() const {
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return sqlite_path_;
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}
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void TdDb::flush_all() {
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LOG(INFO) << "Flush all databases";
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if (messages_db_async_) {
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messages_db_async_->force_flush();
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}
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binlog_->force_flush();
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}
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void TdDb::close_all(Promise<> on_finished) {
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LOG(INFO) << "Close all databases";
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do_close(std::move(on_finished), false /*destroy_flag*/);
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}
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void TdDb::close_and_destroy_all(Promise<> on_finished) {
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LOG(INFO) << "Destroy all databases";
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do_close(std::move(on_finished), true /*destroy_flag*/);
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}
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void TdDb::do_close(Promise<> on_finished, bool destroy_flag) {
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MultiPromiseActorSafe mpas{"TdDbCloseMultiPromiseActor"};
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mpas.add_promise(PromiseCreator::lambda(
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[promise = std::move(on_finished), sql_connection = std::move(sql_connection_), destroy_flag](Unit) mutable {
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if (sql_connection) {
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LOG_CHECK(sql_connection.unique()) << sql_connection.use_count();
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if (destroy_flag) {
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sql_connection->close_and_destroy();
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} else {
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sql_connection->close();
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}
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sql_connection.reset();
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}
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promise.set_value(Unit());
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}));
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auto lock = mpas.get_promise();
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if (file_db_) {
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file_db_->close(mpas.get_promise());
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file_db_.reset();
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}
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common_kv_safe_.reset();
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if (common_kv_async_) {
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common_kv_async_->close(mpas.get_promise());
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}
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messages_db_sync_safe_.reset();
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if (messages_db_async_) {
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messages_db_async_->close(mpas.get_promise());
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}
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dialog_db_sync_safe_.reset();
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if (dialog_db_async_) {
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dialog_db_async_->close(mpas.get_promise());
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}
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// binlog_pmc is dependent on binlog_ and anyway it doesn't support close_and_destroy
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CHECK(binlog_pmc_.unique());
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binlog_pmc_.reset();
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CHECK(config_pmc_.unique());
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config_pmc_.reset();
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if (binlog_) {
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if (destroy_flag) {
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binlog_->close_and_destroy(mpas.get_promise());
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} else {
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binlog_->close(mpas.get_promise());
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}
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binlog_.reset();
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}
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}
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Status TdDb::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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CHECK(!parameters.use_message_db || parameters.use_chat_info_db);
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CHECK(!parameters.use_chat_info_db || parameters.use_file_db);
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const string sql_database_path = get_sqlite_path(parameters);
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bool use_sqlite = parameters.use_file_db;
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bool use_file_db = parameters.use_file_db;
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bool use_dialog_db = parameters.use_message_db;
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bool use_message_db = parameters.use_message_db;
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if (!use_sqlite) {
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unlink(sql_database_path).ignore();
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return Status::OK();
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}
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sqlite_path_ = sql_database_path;
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TRY_STATUS(SqliteDb::change_key(sqlite_path_, key, old_key));
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sql_connection_ = std::make_shared<SqliteConnectionSafe>(sql_database_path, key);
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auto &db = sql_connection_->get();
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TRY_STATUS(init_db(db));
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// Init databases
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// Do initialization once and before everything else to avoid "database is locked" error.
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// Must be in a transaction
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// NB: when database is dropped we should also drop corresponding binlog events
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TRY_STATUS(db.exec("BEGIN TRANSACTION"));
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// Get 'PRAGMA user_version'
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TRY_RESULT(user_version, db.user_version());
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LOG(WARNING) << "Got PRAGMA user_version = " << user_version;
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// init DialogDb
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bool dialog_db_was_created = false;
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if (use_dialog_db) {
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TRY_STATUS(init_dialog_db(db, user_version, binlog_pmc, dialog_db_was_created));
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}
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// init MessagesDb
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TRY_STATUS(drop_messages_db(db, user_version));
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if (use_message_db) {
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TRY_STATUS(init_messages_db(db, user_version));
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}
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// init filesDb
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if (use_file_db) {
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TRY_STATUS(init_file_db(db, user_version));
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} else {
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TRY_STATUS(drop_file_db(db, user_version));
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}
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// Update 'PRAGMA user_version'
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auto db_version = current_db_version();
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if (db_version != user_version) {
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LOG(WARNING) << "Set PRAGMA user_version = " << db_version;
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TRY_STATUS(db.set_user_version(db_version));
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}
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if (dialog_db_was_created) {
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binlog_pmc.erase_by_prefix("pinned_dialog_ids");
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binlog_pmc.erase_by_prefix("last_server_dialog_date");
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binlog_pmc.erase_by_prefix("unread_message_count");
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binlog_pmc.erase_by_prefix("unread_dialog_count");
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binlog_pmc.erase("sponsored_dialog_id");
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binlog_pmc.erase_by_prefix("top_dialogs");
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}
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if (user_version == 0) {
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binlog_pmc.erase("next_contacts_sync_date");
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}
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binlog_pmc.force_sync({});
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TRY_STATUS(db.exec("COMMIT TRANSACTION"));
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TRY_STATUS(db.exec("VACUUM"));
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file_db_ = create_file_db(sql_connection_, scheduler_id);
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common_kv_safe_ = std::make_shared<SqliteKeyValueSafe>("common", sql_connection_);
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common_kv_async_ = create_sqlite_key_value_async(common_kv_safe_, scheduler_id);
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if (use_dialog_db) {
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dialog_db_sync_safe_ = create_dialog_db_sync(sql_connection_);
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dialog_db_async_ = create_dialog_db_async(dialog_db_sync_safe_, scheduler_id);
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}
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if (use_message_db) {
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messages_db_sync_safe_ = create_messages_db_sync(sql_connection_);
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messages_db_async_ = create_messages_db_async(messages_db_sync_safe_, scheduler_id);
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}
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return Status::OK();
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}
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Status TdDb::init(int32 scheduler_id, const TdParameters ¶meters, DbKey key, Events &events) {
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// Init pmc
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Binlog *binlog_ptr = nullptr;
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auto binlog = std::shared_ptr<Binlog>(new Binlog, [&](Binlog *ptr) { binlog_ptr = ptr; });
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auto binlog_pmc = make_unique<BinlogKeyValue<Binlog>>();
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auto config_pmc = make_unique<BinlogKeyValue<Binlog>>();
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binlog_pmc->external_init_begin(static_cast<int32>(LogEvent::HandlerType::BinlogPmcMagic));
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config_pmc->external_init_begin(static_cast<int32>(LogEvent::HandlerType::ConfigPmcMagic));
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bool encrypt_binlog = !key.is_empty();
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VLOG(td_init) << "Start binlog loading";
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TRY_STATUS(init_binlog(*binlog, get_binlog_path(parameters), *binlog_pmc, *config_pmc, events, std::move(key)));
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VLOG(td_init) << "Finish binlog loading";
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binlog_pmc->external_init_finish(binlog);
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VLOG(td_init) << "Finish initialization of binlog PMC";
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config_pmc->external_init_finish(binlog);
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VLOG(td_init) << "Finish initialization of config PMC";
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DbKey new_sqlite_key;
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DbKey old_sqlite_key;
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bool encrypt_sqlite = encrypt_binlog;
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bool drop_sqlite_key = false;
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auto sqlite_key = binlog_pmc->get("sqlite_key");
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if (encrypt_sqlite) {
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if (sqlite_key.empty()) {
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sqlite_key = string(32, ' ');
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Random::secure_bytes(sqlite_key);
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binlog_pmc->set("sqlite_key", sqlite_key);
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binlog_pmc->force_sync(Auto());
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}
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new_sqlite_key = DbKey::raw_key(std::move(sqlite_key));
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} else {
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if (!sqlite_key.empty()) {
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old_sqlite_key = DbKey::raw_key(std::move(sqlite_key));
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drop_sqlite_key = true;
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}
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}
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VLOG(td_init) << "Start to init database";
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auto init_sqlite_status = init_sqlite(scheduler_id, parameters, new_sqlite_key, old_sqlite_key, *binlog_pmc);
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VLOG(td_init) << "Finish to init database";
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if (init_sqlite_status.is_error()) {
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LOG(ERROR) << "Destroy bad SQLite database because of " << init_sqlite_status;
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if (sql_connection_ != nullptr) {
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sql_connection_->get().close();
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}
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SqliteDb::destroy(get_sqlite_path(parameters)).ignore();
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TRY_STATUS(init_sqlite(scheduler_id, parameters, new_sqlite_key, old_sqlite_key, *binlog_pmc));
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}
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if (drop_sqlite_key) {
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binlog_pmc->erase("sqlite_key");
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binlog_pmc->force_sync(Auto());
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}
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VLOG(td_init) << "Create concurrent_binlog_pmc";
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auto concurrent_binlog_pmc = std::make_shared<BinlogKeyValue<ConcurrentBinlog>>();
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concurrent_binlog_pmc->external_init_begin(binlog_pmc->get_magic());
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concurrent_binlog_pmc->external_init_handle(std::move(*binlog_pmc));
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VLOG(td_init) << "Create concurrent_config_pmc";
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auto concurrent_config_pmc = std::make_shared<BinlogKeyValue<ConcurrentBinlog>>();
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concurrent_config_pmc->external_init_begin(config_pmc->get_magic());
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concurrent_config_pmc->external_init_handle(std::move(*config_pmc));
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binlog.reset();
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binlog_pmc.reset();
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config_pmc.reset();
|
|
|
|
CHECK(binlog_ptr != nullptr);
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|
VLOG(td_init) << "Create concurrent_binlog";
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|
auto concurrent_binlog = std::make_shared<ConcurrentBinlog>(unique_ptr<Binlog>(binlog_ptr), scheduler_id);
|
|
|
|
VLOG(td_init) << "Init concurrent_binlog_pmc";
|
|
concurrent_binlog_pmc->external_init_finish(concurrent_binlog);
|
|
VLOG(td_init) << "Init concurrent_config_pmc";
|
|
concurrent_config_pmc->external_init_finish(concurrent_binlog);
|
|
|
|
binlog_pmc_ = std::move(concurrent_binlog_pmc);
|
|
config_pmc_ = std::move(concurrent_config_pmc);
|
|
binlog_ = std::move(concurrent_binlog);
|
|
|
|
return Status::OK();
|
|
}
|
|
|
|
TdDb::TdDb() = default;
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|
TdDb::~TdDb() = default;
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|
|
|
Result<unique_ptr<TdDb>> TdDb::open(int32 scheduler_id, const TdParameters ¶meters, DbKey key, Events &events) {
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|
auto db = make_unique<TdDb>();
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|
TRY_STATUS(db->init(scheduler_id, parameters, std::move(key), events));
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|
return std::move(db);
|
|
}
|
|
|
|
Result<TdDb::EncryptionInfo> TdDb::check_encryption(const TdParameters ¶meters) {
|
|
return ::td::check_encryption(get_binlog_path(parameters));
|
|
}
|
|
|
|
void TdDb::change_key(DbKey key, Promise<> promise) {
|
|
get_binlog()->change_key(std::move(key), std::move(promise));
|
|
}
|
|
|
|
Status TdDb::destroy(const TdParameters ¶meters) {
|
|
SqliteDb::destroy(get_sqlite_path(parameters)).ignore();
|
|
Binlog::destroy(get_binlog_path(parameters)).ignore();
|
|
return Status::OK();
|
|
}
|
|
|
|
void TdDb::with_db_path(std::function<void(CSlice)> callback) {
|
|
SqliteDb::with_db_path(sqlite_path(), callback);
|
|
callback(binlog_path());
|
|
}
|
|
|
|
Result<string> TdDb::get_stats() {
|
|
auto sb = StringBuilder({}, true);
|
|
auto &sql = sql_connection_->get();
|
|
auto run_query = [&](CSlice query, Slice desc) -> Status {
|
|
TRY_RESULT(stmt, sql.get_statement(query));
|
|
TRY_STATUS(stmt.step());
|
|
CHECK(stmt.has_row());
|
|
auto key_size = stmt.view_int64(0);
|
|
auto value_size = stmt.view_int64(1);
|
|
auto count = stmt.view_int64(2);
|
|
sb << query << "\n";
|
|
sb << desc << ":\n";
|
|
sb << format::as_size(key_size + value_size) << "\t";
|
|
sb << format::as_size(key_size) << "\t";
|
|
sb << format::as_size(value_size) << "\t";
|
|
sb << format::as_size((key_size + value_size) / (count ? count : 1)) << "\t";
|
|
sb << "\n";
|
|
return Status::OK();
|
|
};
|
|
auto run_kv_query = [&](Slice mask, Slice table = Slice("common")) {
|
|
return run_query(PSLICE() << "SELECT SUM(length(k)), SUM(length(v)), COUNT(*) FROM " << table << " WHERE k like '"
|
|
<< mask << "'",
|
|
PSLICE() << table << ":" << mask);
|
|
};
|
|
TRY_STATUS(run_kv_query("%", "common"));
|
|
TRY_STATUS(run_kv_query("%", "files"));
|
|
TRY_STATUS(run_kv_query("wp%"));
|
|
TRY_STATUS(run_kv_query("wpurl%"));
|
|
TRY_STATUS(run_kv_query("wpiv%"));
|
|
TRY_STATUS(run_kv_query("us%"));
|
|
TRY_STATUS(run_kv_query("ch%"));
|
|
TRY_STATUS(run_kv_query("ss%"));
|
|
TRY_STATUS(run_kv_query("gr%"));
|
|
|
|
vector<int32> prev(1);
|
|
size_t count = 0;
|
|
int32 max_bad_to = 0;
|
|
size_t bad_count = 0;
|
|
file_db_->pmc().get_by_range("file0", "file:", [&](Slice key, Slice value) {
|
|
if (value.substr(0, 2) != "@@") {
|
|
return true;
|
|
}
|
|
count++;
|
|
auto from = to_integer<int32>(key.substr(4));
|
|
auto to = to_integer<int32>(value.substr(2));
|
|
if (from <= to) {
|
|
LOG(DEBUG) << "Have forward reference from " << from << " to " << to;
|
|
if (to > max_bad_to) {
|
|
max_bad_to = to;
|
|
}
|
|
bad_count++;
|
|
return true;
|
|
}
|
|
if (static_cast<size_t>(from) >= prev.size()) {
|
|
prev.resize(from + 1);
|
|
}
|
|
if (static_cast<size_t>(to) >= prev.size()) {
|
|
prev.resize(to + 1);
|
|
}
|
|
prev[from] = to;
|
|
return true;
|
|
});
|
|
for (size_t i = 1; i < prev.size(); i++) {
|
|
if (!prev[i]) {
|
|
continue;
|
|
}
|
|
prev[i] = prev[prev[i]] + 1;
|
|
}
|
|
sb << "Max file database depth out of " << prev.size() << '/' << count
|
|
<< " elements: " << *std::max_element(prev.begin(), prev.end()) << "\n";
|
|
sb << "Have " << bad_count << " forward references with maximum reference to " << max_bad_to;
|
|
|
|
return sb.as_cslice().str();
|
|
}
|
|
|
|
} // namespace td
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