(file) Return to TraceFileHandler.cpp CVS log (file) (dir) Up to [Pegasus] / pegasus / src / Pegasus / Common

Diff for /pegasus/src/Pegasus/Common/TraceFileHandler.cpp between version 1.5 and 1.44

version 1.5, 2002/07/17 22:46:55 version 1.44, 2012/12/21 11:28:21
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 //%/////////////////////////////////////////////////////////////////////////////  //%LICENSE////////////////////////////////////////////////////////////////
 //  
 // Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Company, IBM,  
 // The Open Group, Tivoli Systems  
 //  
 // Permission is hereby granted, free of charge, to any person obtaining a copy  
 // of this software and associated documentation files (the "Software"), to  
 // deal in the Software without restriction, including without limitation the  
 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or  
 // sell copies of the Software, and to permit persons to whom the Software is  
 // furnished to do so, subject to the following conditions:  
 //  
 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN  
 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED  
 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT  
 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR  
 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT  
 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN  
 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION  
 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  
 //  
 //==============================================================================  
 // //
 // Author: Sushma Fernandes, Hewlett-Packard Company (sushma_fernandes@hp.com)  // Licensed to The Open Group (TOG) under one or more contributor license
   // agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
   // this work for additional information regarding copyright ownership.
   // Each contributor licenses this file to you under the OpenPegasus Open
   // Source License; you may not use this file except in compliance with the
   // License.
   //
   // Permission is hereby granted, free of charge, to any person obtaining a
   // copy of this software and associated documentation files (the "Software"),
   // to deal in the Software without restriction, including without limitation
   // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   // and/or sell copies of the Software, and to permit persons to whom the
   // Software is furnished to do so, subject to the following conditions:
   //
   // The above copyright notice and this permission notice shall be included
   // in all copies or substantial portions of the Software.
   //
   // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
   // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
   // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
   // CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
   // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
   // SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // //
 // Modified By: Rudy Schuet (rudy.schuet@compaq.com) 11/12/01  //////////////////////////////////////////////////////////////////////////
 //              added nsk platform support  
 // //
 //%///////////////////////////////////////////////////////////////////////////// //%/////////////////////////////////////////////////////////////////////////////
  
 #include <fstream>  
 #include <iostream>  
 #include <Pegasus/Common/FileSystem.h> #include <Pegasus/Common/FileSystem.h>
   #include <Pegasus/Common/Tracer.h>
 #include <Pegasus/Common/TraceFileHandler.h> #include <Pegasus/Common/TraceFileHandler.h>
   #include <Pegasus/Common/Logger.h>
  
 #if defined(PEGASUS_OS_TYPE_WINDOWS) #if defined(PEGASUS_OS_TYPE_WINDOWS)
 # include <Pegasus/Common/TraceFileHandlerWindows.cpp> # include <Pegasus/Common/TraceFileHandlerWindows.cpp>
 #elif defined(PEGASUS_OS_TYPE_UNIX)  #elif defined(PEGASUS_OS_TYPE_UNIX) || defined(PEGASUS_OS_VMS)
 # include <Pegasus/Common/TraceFileHandlerUnix.cpp>  # include <Pegasus/Common/TraceFileHandlerPOSIX.cpp>
 #elif defined(PEGASUS_OS_TYPE_NSK)  
 # include <Pegasus/Common/TraceFileHandlerNsk.cpp>  
 #else #else
 # error "Unsupported platform" # error "Unsupported platform"
 #endif #endif
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 //  Constructs TraceFileHandler //  Constructs TraceFileHandler
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
  
 TraceFileHandler::TraceFileHandler ()  TraceFileHandler::TraceFileHandler():
       _fileName(0),
       _fileHandle(0),
       _logErrorBitField(0),
       _configHasChanged(true),
   #ifdef PEGASUS_PLATFORM_LINUX_GENERIC_GNU
       _baseFileName(0),
       _fileCount(0)
   #endif
 { {
     _fileName = 0;  
     _fileHandle = 0;  
     _wroteToLog = false;  
 } }
  
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
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     {     {
         fclose(_fileHandle);         fclose(_fileHandle);
     }     }
     if (_fileName)      free(_fileName);
     {  #ifdef PEGASUS_PLATFORM_LINUX_GENERIC_GNU
         delete []_fileName;      free(_baseFileName);
   #endif
     }     }
   
   ////////////////////////////////////////////////////////////////////////////////
   // The configuration of the trace has been updated.
   // At the next trace write, change to the new configuration.
   ////////////////////////////////////////////////////////////////////////////////
   void TraceFileHandler::configurationUpdated()
   {
       _configHasChanged = true;
 } }
  
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
 //  Sets the filename to the given filename and opens the file in append  // If the trace configuration has been updated,
 //  mode  // close the old file and open the new file.
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
   void TraceFileHandler::_reConfigure()
   {
       AutoMutex writeLock(writeMutex);
  
 Uint32 TraceFileHandler::setFileName(const char* fileName)      if(!_configHasChanged)
 { {
     if (!isValidFilePath(fileName))          // An other thread does already the re-configuration.
           // do nothing.
           return;
       }
   
       free(_fileName);
       _fileName = 0;
   #ifdef PEGASUS_PLATFORM_LINUX_GENERIC_GNU
       free(_baseFileName);
       _baseFileName = 0;
   #endif
   
       if (Tracer::_getInstance() ->_traceFile.size() == 0)
     {     {
         return 1;          // if the file name is empty/NULL pointer do nothing
           // wait for a new trace file.
           _configHasChanged=false;
           return;
     }     }
     // Check if a file is already open, if so close it  
       _fileName = strdup((const char*)Tracer::_getInstance()
                               ->_traceFile.getCString());
   
       // If a file is already open, close it.
     if (_fileHandle)     if (_fileHandle)
     {     {
         fclose(_fileHandle);         fclose(_fileHandle);
           _fileHandle = 0;
     }     }
  
     // Now open the file      _fileHandle = _openFile(_fileName);
     _fileHandle = fopen(fileName,"a+");  
     if (!_fileHandle)     if (!_fileHandle)
     {     {
         // Unable to open file, log a message          // return with no message. _openFile() already wrote one.
         Logger::put(Logger::DEBUG_LOG,"Tracer",Logger::WARNING,          free(_fileName);
            "Failed to open File $0",fileName);          _fileName = 0;
             return 1;          // wait for a new trace file
     }          _configHasChanged=false;
     else          return;
     {  
         if (_fileName)  
         {  
             delete [] _fileName;  
         }  
         _fileName = new char [strlen(fileName)+1];  
         strcpy (_fileName,fileName);  
     }  
     return 0;  
 } }
  
 Boolean TraceFileHandler::isValidFilePath(const char* filePath)      #ifdef PEGASUS_PLATFORM_LINUX_GENERIC_GNU
 {      _baseFileName = strdup(_fileName);
     String fileName = String(filePath);      #endif
  
     // Check if the file path is a directory      _configHasChanged=false;
     FileSystem::translateSlashes(fileName);  
     if (FileSystem::isDirectory(fileName))  
     {  
         return 0;  
     }  
  
     // Check if the file exists and is writable      return;
     if (FileSystem::exists(fileName))  
     {  
         if (!FileSystem::canWrite(fileName))  
         {  
             return 0;  
         }  
         else  
         {  
             return 1;  
         }  
     }     }
     else  
     {  
         // Check if directory is writable  
         Uint32 pos = fileName.reverseFind('/');  
  
         if (pos != PEG_NOT_FOUND)  FILE* TraceFileHandler::_openFile(const char* fileName)
         {         {
             String dirName = fileName.subString(0,pos);  #ifdef PEGASUS_OS_VMS
             if (!FileSystem::isDirectory(dirName))  //    FILE* fileHandle = fopen(fileName,"a+", "shr=get,put,upd");
       FILE* fileHandle = fopen(fileName,"w", "shr=get,put,upd");
   #else
       FILE* fileHandle = fopen(fileName,"a+");
   #endif
       if (!fileHandle)
             {             {
           // Unable to open file, log a message
           MessageLoaderParms parm(
               "Common.TraceFileHandler.FAILED_TO_OPEN_FILE_SYSMSG",
               "Failed to open file $0: $1",
               fileName,PEGASUS_SYSTEM_ERRORMSG_NLS);
           _logError(TRCFH_FAILED_TO_OPEN_FILE_SYSMSG,parm);
                 return 0;                 return 0;
             }             }
             if (!FileSystem::canWrite(dirName) )  
       //
       // Verify that the file has the correct owner
       //
       if (!System::verifyFileOwnership(fileName))
             {             {
           MessageLoaderParms parm(
               "Common.TraceFileHandler.UNEXPECTED_FILE_OWNER",
               "File $0 is not owned by user $1.",
               fileName,
               System::getEffectiveUserName());
           _logError(TRCFH_UNEXPECTED_FILE_OWNER,parm);
           fclose(fileHandle);
                 return 0;                 return 0;
             }             }
             else  
             {  
                 return 1;  
             }  
         }  
         else  
         {  
             String currentDir;  
   
             // Check if there is permission to write in the  
             // current working directory  
             FileSystem::getCurrentDirectory(currentDir);  
  
             if (!FileSystem::canWrite(currentDir))      //
       // Set the file permissions to 0600
       //
   #if !defined(PEGASUS_OS_TYPE_WINDOWS)
       if (!FileSystem::changeFilePermissions(
               String(fileName), (S_IRUSR|S_IWUSR)) )
   #else
       if (!FileSystem::changeFilePermissions(
               String(fileName), (_S_IREAD|_S_IWRITE)) )
   #endif
             {             {
           MessageLoaderParms parm(
               "Common.TraceFileHandler.FAILED_TO_SET_FILE_PERMISSIONS",
               "Failed to set permissions on file $0",
               fileName);
           _logError(TRCFH_FAILED_TO_SET_FILE_PERMISSIONS,parm);
           fclose(fileHandle);
                 return 0;                 return 0;
             }             }
             else  
             {      return fileHandle;
                 return 1;  }
             }  
   void TraceFileHandler::_logError(
       ErrLogMessageIds msgID,
       const MessageLoaderParms & parms)
   {
       static Boolean isLogErrorProgress = false;
       // msgID has to be within range, else we have a severe coding error
       PEGASUS_ASSERT((msgID >= TRCFH_FAILED_TO_OPEN_FILE_SYSMSG) &&
           (msgID <= TRCFH_UNABLE_TO_WRITE_TRACE_TO_FILE));
       if (!isLogErrorProgress)
       {
           isLogErrorProgress = true;
           if ((_logErrorBitField & (1 << msgID)) == 0)
           {
              // log message not yet written, write log message
              Logger::put_l(
                  Logger::ERROR_LOG,
                  System::CIMSERVER,
                  Logger::WARNING,
                  parms);
              // mark bit in log error field to flag that specific log message
              // has been written
              _logErrorBitField |= (1 << msgID);
         }         }
           isLogErrorProgress = false;
     }     }
     return 1;  
 } }
   
   
 PEGASUS_NAMESPACE_END PEGASUS_NAMESPACE_END

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