1 /* 2 * Copyright 2015 The WebRTC Project Authors. All rights reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_BASE_FILE_ROTATING_LOG_SINK_H_ 12 #define WEBRTC_BASE_FILE_ROTATING_LOG_SINK_H_ 13 14 #include <string> 15 16 #include "webrtc/base/constructormagic.h" 17 #include "webrtc/base/filerotatingstream.h" 18 #include "webrtc/base/logging.h" 19 #include "webrtc/base/scoped_ptr.h" 20 21 namespace rtc { 22 23 // Log sink that uses a FileRotatingStream to write to disk. 24 // Init() must be called before adding this sink. 25 class FileRotatingLogSink : public LogSink { 26 public: 27 // |num_log_files| must be greater than 1 and |max_log_size| must be greater 28 // than 0. 29 FileRotatingLogSink(const std::string& log_dir_path, 30 const std::string& log_prefix, 31 size_t max_log_size, 32 size_t num_log_files); 33 ~FileRotatingLogSink() override; 34 35 // Writes the message to the current file. It will spill over to the next 36 // file if needed. 37 void OnLogMessage(const std::string& message) override; 38 39 // Deletes any existing files in the directory and creates a new log file. 40 virtual bool Init(); 41 42 // Disables buffering on the underlying stream. 43 bool DisableBuffering(); 44 45 protected: 46 explicit FileRotatingLogSink(FileRotatingStream* stream); 47 48 private: 49 scoped_ptr<FileRotatingStream> stream_; 50 51 RTC_DISALLOW_COPY_AND_ASSIGN(FileRotatingLogSink); 52 }; 53 54 // Log sink that uses a CallSessionFileRotatingStream to write to disk. 55 // Init() must be called before adding this sink. 56 class CallSessionFileRotatingLogSink : public FileRotatingLogSink { 57 public: 58 CallSessionFileRotatingLogSink(const std::string& log_dir_path, 59 size_t max_total_log_size); 60 ~CallSessionFileRotatingLogSink() override; 61 62 private: 63 RTC_DISALLOW_COPY_AND_ASSIGN(CallSessionFileRotatingLogSink); 64 }; 65 66 } // namespace rtc 67 68 #endif // WEBRTC_BASE_FILE_ROTATING_LOG_SINK_H_ 69