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82 lines
2.7 KiB
C
82 lines
2.7 KiB
C
2 years ago
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/***************************************************************************
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* Copyright (C) gempa GmbH *
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* All rights reserved. *
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* Contact: gempa GmbH (seiscomp-dev@gempa.de) *
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* *
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* GNU Affero General Public License Usage *
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* This file may be used under the terms of the GNU Affero *
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* Public License version 3.0 as published by the Free Software Foundation *
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* and appearing in the file LICENSE included in the packaging of this *
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* file. Please review the following information to ensure the GNU Affero *
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* Public License version 3.0 requirements will be met: *
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* https://www.gnu.org/licenses/agpl-3.0.html. *
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* *
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* Other Usage *
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* Alternatively, this file may be used in accordance with the terms and *
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* conditions contained in a signed written agreement between you and *
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* gempa GmbH. *
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***************************************************************************/
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#ifndef SC_LOGGING_FILEROTATOR_H
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#define SC_LOGGING_FILEROTATOR_H
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#include <seiscomp/logging/file.h>
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#include <mutex>
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namespace Seiscomp {
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namespace Logging {
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class SC_SYSTEM_CORE_API FileRotatorOutput : public FileOutput {
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public:
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FileRotatorOutput(int timeSpan = 60*60*24, int historySize = 7,
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int maxFileSize = 100*1024*1024);
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/**
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* Creates a new FileRotatorOutput instance
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* @param filename The filename to log to
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* @param timeSpan The timespan in seconds for the log time before rotating
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* @param count The number of historic files to store
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*/
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FileRotatorOutput(const char* filename, int timeSpan = 60*60*24,
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int historySize = 7, int maxFileSize = 100*1024*1024);
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bool open(const char* filename);
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protected:
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/** Callback method for receiving log messages */
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void log(const char* channelName,
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LogLevel level,
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const char* msg,
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time_t time);
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private:
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void rotateLogs();
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void removeLog(int index);
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void renameLog(int oldIndex, int newIndex);
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protected:
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//! time span to keep one log
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int _timeSpan;
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//! number of log files to keep
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int _historySize;
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//! maximum file size of a log file
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int _maxFileSize;
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//! last log file written to
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int _lastInterval;
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std::mutex outputMutex;
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};
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}
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}
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#endif
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