DatabaseLogSink.cpp

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/*
    Copyright (C) 2014-2016 Leosac
 
    This file is part of Leosac.
 
    Leosac is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    Leosac is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU Affero General Public License for more details.
 
    You should have received a copy of the GNU Affero General Public License
    along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
 
#include "DatabaseLogSink.hpp"
#include "GenGuid.h"
#include "log.hpp"
#include "tools/DateTimeConverter.hpp"
#include "tools/LogEntry_odb.h"
#include "tools/db/MultiplexedTransaction.hpp"
#include "tools/db/database.hpp"
 
using namespace Leosac;
using namespace Leosac::Tools;
 
DatabaseLogSink::DatabaseLogSink(DBPtr database)
    : database_(database)
{
    std::cout << "ENABLING SQL DATABASE LOGGER." << std::endl;
    ASSERT_LOG(database_, "No database object.");
    // Generate a "run id"
    run_id_ = Leosac::gen_uuid();
}
 
void DatabaseLogSink::log(const spdlog::details::log_msg &msg)
{
    LogEntry entry;
 
    entry.level_     = msg.level;
    entry.msg_       = msg.formatted.str();
    entry.thread_id_ = msg.thread_id;
    entry.timestamp_ = time_point_ptime(msg.time);
    entry.run_id_    = run_id_;
 
    try
    {
        using namespace odb;
        using namespace odb::core;
        db::MultiplexedTransaction t(database_->begin());
 
        database_->persist(entry);
        t.commit();
    }
    catch (const odb::exception &e)
    {
        std::cerr << "DatabaseLogSink encountered odb::exception: " << e.what()
                  << std::endl;
    }
}