56 lines
2.0 KiB
C++
56 lines
2.0 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/logevent/LogEventHelper.h"
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#include "td/telegram/Global.h"
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#include "td/telegram/TdDb.h"
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#include "tddb/td/db/binlog/BinlogHelper.h"
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#include "td/utils/logging.h"
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namespace td {
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void add_log_event(LogeventIdWithGeneration &log_event_id, const Storer &storer, uint32 type, Slice name) {
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LOG(INFO) << "Save " << name << " to binlog";
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if (log_event_id.log_event_id == 0) {
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log_event_id.log_event_id = binlog_add(G()->td_db()->get_binlog(), type, storer);
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LOG(INFO) << "Add " << name << " log event " << log_event_id.log_event_id;
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} else {
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auto new_log_event_id = binlog_rewrite(G()->td_db()->get_binlog(), log_event_id.log_event_id, type, storer);
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LOG(INFO) << "Rewrite " << name << " log event " << log_event_id.log_event_id << " with " << new_log_event_id;
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}
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log_event_id.generation++;
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}
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void delete_log_event(LogeventIdWithGeneration &log_event_id, uint64 generation, Slice name) {
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LOG(INFO) << "Finish to process " << name << " log event " << log_event_id.log_event_id << " with generation "
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<< generation;
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if (log_event_id.generation == generation) {
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CHECK(log_event_id.log_event_id != 0);
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LOG(INFO) << "Delete " << name << " log event " << log_event_id.log_event_id;
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binlog_erase(G()->td_db()->get_binlog(), log_event_id.log_event_id);
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log_event_id.log_event_id = 0;
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}
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}
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Promise<Unit> get_erase_log_event_promise(uint64 log_event_id, Promise<Unit> promise) {
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if (log_event_id == 0) {
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return promise;
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}
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return PromiseCreator::lambda([log_event_id, promise = std::move(promise)](Result<Unit> result) mutable {
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if (!G()->close_flag()) {
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binlog_erase(G()->td_db()->get_binlog(), log_event_id);
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}
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promise.set_result(std::move(result));
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});
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}
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} // namespace td
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