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// Copyright (C) 2014-2023 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 DHCPSRV_LOGGING_INFO_H
#define DHCPSRV_LOGGING_INFO_H
#include <log/logger_level.h>
#include <log/logger_specification.h>
#include <cc/cfg_to_element.h>
#include <cc/user_context.h>
#include <stdint.h>
#include <vector>
namespace isc {
namespace process {
/// @brief Defines single logging destination
///
/// This structure is used to keep log4cplus configuration parameters.
struct LoggingDestination : public isc::data::CfgToElement {
public:
/// @brief defines logging destination output
///
/// Values accepted are: stdout, stderr, syslog, syslog:name.
/// Any other destination will be considered a file name.
std::string output_;
/// @brief Maximum number of log files in rotation
int maxver_;
/// @brief Maximum log file size
uint64_t maxsize_;
/// @brief Immediate flush
bool flush_;
/// @brief defines the log format pattern
/// It dictates what additional elements are output
std::string pattern_;
/// @brief Compares two objects for equality.
///
/// @param other Object to be compared with this object.
///
/// @return true if objects are equal, false otherwise.
bool equals(const LoggingDestination& other) const;
/// @brief Default constructor.
LoggingDestination()
: output_("stdout"), maxver_(1), maxsize_(10240000), flush_(true), pattern_("") {
}
/// @brief Unparse a configuration object
///
/// @return a pointer to unparsed configuration
virtual isc::data::ElementPtr toElement() const;
};
/// @brief structure that describes one logging entry
///
/// This is a structure that conveys one logger entry configuration.
/// The structure in JSON form has the following syntax:
/// {
/// "name": "*",
/// "output-options": [
/// {
/// "output": "/path/to/the/logfile.log",
/// "maxver": 8,
/// "maxsize": 204800,
/// "flush": true
/// "pattern": "%-5p [%c] %m\n"
/// }
/// ],
/// "severity": "WARN",
/// "debuglevel": 99
/// },
class LoggingInfo : public isc::data::UserContext, public isc::data::CfgToElement {
public:
/// @brief logging name
std::string name_;
/// @brief describes logging severity
isc::log::Severity severity_;
/// @brief debuglevel (used when severity_ == DEBUG)
///
/// We use range 0(least verbose)..99(most verbose)
int debuglevel_;
/// @brief specific logging destinations
std::vector<LoggingDestination> destinations_;
/// @brief Default constructor.
LoggingInfo();
/// @brief Removes logging destinations.
void clearDestinations() {
destinations_.clear();
}
/// @brief Compares two objects for equality.
///
/// @param other An object to be compared with this object.
///
/// @return true if objects are equal, false otherwise.
bool equals(const LoggingInfo& other) const;
/// @brief Compares two objects for equality.
///
/// @param other An object to be compared with this object.
///
/// @return true if objects are equal, false otherwise.
bool operator==(const LoggingInfo& other) const {
return (equals(other));
}
/// @brief Compares two objects for inequality.
///
/// @param other An object to be compared with this object.
///
/// @return true if objects are not equal, false otherwise.
bool operator!=(const LoggingInfo& other) const {
return (!equals(other));
}
/// @brief Converts logger configuration to a spec.
isc::log::LoggerSpecification toSpec() const;
/// @brief Unparse a configuration object
///
/// @return a pointer to unparsed configuration
virtual isc::data::ElementPtr toElement() const;
};
/// @brief storage for logging information in log4cplus format
typedef std::vector<isc::process::LoggingInfo> LoggingInfoStorage;
}
}
#endif // DHCPSRV_LOGGING_INFO_H
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