db_log.h

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// Copyright (C) 2018 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

#ifndef DB_LOG_H
#define DB_LOG_H

#include <log/macros.h>

#include <map>
#include <list>


namespace isc {
namespace db {


extern const int DB_DBG_TRACE_DETAIL;


extern isc::log::Logger database_logger;


enum DbMessageID {
    DB_INVALID_ACCESS,

    PGSQL_DEALLOC_ERROR,
    PGSQL_FATAL_ERROR,
    PGSQL_START_TRANSACTION,
    PGSQL_COMMIT,
    PGSQL_ROLLBACK,

    MYSQL_FATAL_ERROR,
    MYSQL_START_TRANSACTION,
    MYSQL_COMMIT,
    MYSQL_ROLLBACK,

    CQL_DEALLOC_ERROR,
    CQL_CONNECTION_BEGIN_TRANSACTION,
    CQL_CONNECTION_COMMIT,
    CQL_CONNECTION_ROLLBACK
};

class DbLogger {
public:
    typedef std::map<DbMessageID, isc::log::MessageID> MessageMap;

    DbLogger(isc::log::Logger& logger, const MessageMap& map)
        : logger_(logger), map_(map) {
    }

    const isc::log::MessageID& translateMessage(const DbMessageID& id) const;

    isc::log::Logger& logger_;

    const MessageMap& map_;
};

typedef std::list<DbLogger> DbLoggerStack;

extern DbLoggerStack db_logger_stack;

void checkDbLoggerStack();


#define DB_LOG_DEBUG(LEVEL, MESSAGE) \
    isc::db::checkDbLoggerStack(); \
    if (!db_logger_stack.back().logger_.isDebugEnabled((LEVEL))) { \
    } else \
        isc::db::db_logger_stack.back().logger_.debug((LEVEL), \
                isc::db::db_logger_stack.back().translateMessage((MESSAGE)))


#define DB_LOG_INFO(MESSAGE) \
    isc::db::checkDbLoggerStack(); \
    if (!isc::db::db_logger_stack.back().logger_.isInfoEnabled()) { \
    } else \
        isc::db::db_logger_stack.back().logger_.info( \
                isc::db::db_logger_stack.back().translateMessage((MESSAGE)))

#define DB_LOG_WARN(MESSAGE) \
    isc::db::checkDbLoggerStack(); \
    if (!isc::db::db_logger_stack.back().logger_.isWarnEnabled()) { \
    } else \
        isc::db::db_logger_stack.back().logger_.warn( \
                isc::db::db_logger_stack.back().translateMessage((MESSAGE)))

#define DB_LOG_ERROR(MESSAGE) \
    isc::db::checkDbLoggerStack(); \
    if (!isc::db::db_logger_stack.back().logger_.isErrorEnabled()) { \
    } else \
        isc::db::db_logger_stack.back().logger_.error( \
                isc::db::db_logger_stack.back().translateMessage((MESSAGE)))

#define DB_LOG_FATAL(MESSAGE) \
    isc::db::checkDbLoggerStack(); \
    if (!isc::db::db_logger_stack.back().logger_.isFatalEnabled()) { \
    } else \
        isc::db::db_logger_stack.back().logger_.fatal( \
                isc::db::db_logger_stack.back().translateMessage((MESSAGE)))


extern const db::DbLogger::MessageMap db_message_map;

extern db::DbLogger db_logger_translator;

} // namespace db
} // namespace isc

#endif // DB_LOG_H