113 lines
3.2 KiB
C++
113 lines
3.2 KiB
C++
/* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef LOG_H_
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#define LOG_H_
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#include <stdio.h>
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#include <iostream>
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#include <sstream>
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struct ldap_log_type {
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typedef enum {
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LDAP_LOG_DBG,
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LDAP_LOG_INFO,
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LDAP_LOG_WARNING,
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LDAP_LOG_ERROR
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} ldap_type;
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};
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enum ldap_log_level {
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LDAP_LOG_LEVEL_NONE = 1,
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LDAP_LOG_LEVEL_ERROR,
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LDAP_LOG_LEVEL_ERROR_WARNING,
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LDAP_LOG_LEVEL_ERROR_WARNING_INFO,
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LDAP_LOG_LEVEL_ALL
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};
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class Ldap_log_writer_error {
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public:
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Ldap_log_writer_error();
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~Ldap_log_writer_error();
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void write(std::string data);
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};
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class Ldap_logger {
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public:
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Ldap_logger();
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~Ldap_logger();
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template <ldap_log_type::ldap_type type>
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void log(std::string msg);
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void set_log_level(ldap_log_level level);
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private:
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Ldap_log_writer_error *m_log_writer;
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ldap_log_level m_log_level;
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};
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template <ldap_log_type::ldap_type type>
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void Ldap_logger::log(std::string msg) {
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std::stringstream log_stream;
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switch (type) {
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case ldap_log_type::LDAP_LOG_DBG:
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if (LDAP_LOG_LEVEL_ALL > m_log_level) {
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return;
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}
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log_stream << "[DBG] ";
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break;
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case ldap_log_type::LDAP_LOG_INFO:
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if (LDAP_LOG_LEVEL_ERROR_WARNING_INFO > m_log_level) {
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return;
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}
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log_stream << "[Note] ";
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break;
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case ldap_log_type::LDAP_LOG_WARNING:
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if (LDAP_LOG_LEVEL_ERROR_WARNING > m_log_level) {
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return;
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}
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log_stream << "[Warning] ";
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break;
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case ldap_log_type::LDAP_LOG_ERROR:
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if (LDAP_LOG_LEVEL_NONE >= m_log_level) {
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return;
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}
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log_stream << "[Error] ";
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break;
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};
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/** We can write debug messages also in error log file if logging level is set
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to debug. For MySQL client this will come from environment variable */
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if (m_log_writer) {
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log_stream << ": " << msg;
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m_log_writer->write(log_stream.str());
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}
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}
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extern Ldap_logger *g_logger_client;
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#define log_dbg g_logger_client->log<ldap_log_type::LDAP_LOG_DBG>
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#define log_info g_logger_client->log<ldap_log_type::LDAP_LOG_INFO>
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#define log_warning g_logger->log<ldap_log_type::LDAP_LOG_WARNING>
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#define log_error g_logger_client->log<ldap_log_type::LDAP_LOG_ERROR>
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#endif
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