66 lines
1.8 KiB
C++
66 lines
1.8 KiB
C++
/*
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* FileTraceLogWriter.h
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*
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* This source file is part of the FoundationDB open source project
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*
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* Copyright 2018 Apple Inc. and the FoundationDB project authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef FLOW_FILE_TRACE_LOG_WRITER_H
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#define FLOW_FILE_TRACE_LOG_WRITER_H
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#pragma once
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#include "FastRef.h"
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#include "Trace.h"
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#include <functional>
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class FileTraceLogWriter : public ITraceLogWriter, ReferenceCounted<FileTraceLogWriter> {
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private:
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std::string directory;
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std::string processName;
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std::string basename;
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std::string extension;
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uint64_t maxLogsSize;
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int traceFileFD;
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int index;
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std::function<void()> onError;
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public:
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FileTraceLogWriter(std::string directory, std::string processName, std::string basename, std::string extension, uint64_t maxLogsSize, std::function<void()> onError);
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void addref();
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void delref();
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void lastError(int err);
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void write(const std::string& str);
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void open();
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void close();
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void roll();
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void sync();
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static void extractTraceFileNameInfo(std::string const& filename, std::string &root, int &index);
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static bool compareTraceFileName (std::string const& f1, std::string const& f2);
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static bool reverseCompareTraceFileName(std::string f1, std::string f2);
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void cleanupTraceFiles();
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};
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#endif
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