00001 /* -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */ 00002 00003 /* 00004 * logweb.h 00005 * Copyright (C) 2001 by the University of Southern California 00006 * $Id: logweb.h,v 1.3 2005/08/25 18:58:13 johnh Exp $ 00007 * 00008 * This program is free software; you can redistribute it and/or 00009 * modify it under the terms of the GNU General Public License, 00010 * version 2, as published by the Free Software Foundation. 00011 * 00012 * This program is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License along 00018 * with this program; if not, write to the Free Software Foundation, Inc., 00019 * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. 00020 * 00021 * 00022 * The copyright of this module includes the following 00023 * linking-with-specific-other-licenses addition: 00024 * 00025 * In addition, as a special exception, the copyright holders of 00026 * this module give you permission to combine (via static or 00027 * dynamic linking) this module with free software programs or 00028 * libraries that are released under the GNU LGPL and with code 00029 * included in the standard release of ns-2 under the Apache 2.0 00030 * license or under otherwise-compatible licenses with advertising 00031 * requirements (or modified versions of such code, with unchanged 00032 * license). You may copy and distribute such a system following the 00033 * terms of the GNU GPL for this module and the licenses of the 00034 * other code concerned, provided that you include the source code of 00035 * that other code when and as the GNU GPL requires distribution of 00036 * source code. 00037 * 00038 * Note that people who make modified versions of this module 00039 * are not obligated to grant this special exception for their 00040 * modified versions; it is their choice whether to do so. The GNU 00041 * General Public License gives permission to release a modified 00042 * version without this exception; this exception also makes it 00043 * possible to release a modified version which carries forward this 00044 * exception. 00045 * 00046 */ 00047 00048 // 00049 // Generate web traffic based on HTTP log 00050 // Xuan Chen (xuanc@isi.edu) 00051 // 00052 #ifndef ns_logweb_h 00053 #define ns_logweb_h 00054 00055 #include "webtraf.h" 00056 00057 // Data structure for next request 00058 struct request_s { 00059 int time; 00060 int client; 00061 int server; 00062 int size; 00063 }; 00064 00065 class LogWebTrafPool; 00066 00067 // Data structure for the timer to send requests 00068 class RequestTimer : public TimerHandler{ 00069 public: 00070 RequestTimer(LogWebTrafPool*); 00071 00072 virtual void expire(Event *e); 00073 00074 private: 00075 LogWebTrafPool *lwp; 00076 }; 00077 00078 class LogWebTrafPool : public WebTrafPool { 00079 public: 00080 LogWebTrafPool(); 00081 virtual ~LogWebTrafPool(); 00082 00083 int run(); 00084 protected: 00085 virtual int command(int argc, const char*const* argv); 00086 00087 private: 00088 // handler to the http log file 00089 FILE* fp; 00090 int num_obj; 00091 00092 double start_t; 00093 RequestTimer *req_timer; 00094 request_s next_req; 00095 00096 int loadLog(const char*); 00097 int start(); 00098 int launchReq(int, int, int); 00099 int processLog(); 00100 00101 Node* picksrc(int); 00102 Node* pickdst(int); 00103 }; 00104 00105 00106 #endif // ns_logweb_h