version 1.13, 2008/09/18 08:01:37
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version 1.24, 2013/05/03 04:49:10
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//%2006//////////////////////////////////////////////////////////////////////// |
//%LICENSE//////////////////////////////////////////////////////////////// |
// | // |
// Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development |
// Licensed to The Open Group (TOG) under one or more contributor license |
// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. |
// agreements. Refer to the OpenPegasusNOTICE.txt file distributed with |
// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.; |
// this work for additional information regarding copyright ownership. |
// IBM Corp.; EMC Corporation, The Open Group. |
// Each contributor licenses this file to you under the OpenPegasus Open |
// Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; |
// Source License; you may not use this file except in compliance with the |
// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. |
// License. |
// Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; |
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// EMC Corporation; VERITAS Software Corporation; The Open Group. |
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// Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.; |
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// EMC Corporation; Symantec Corporation; The Open Group. |
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// | // |
// Permission is hereby granted, free of charge, to any person obtaining a copy |
// Permission is hereby granted, free of charge, to any person obtaining a |
// of this software and associated documentation files (the "Software"), to |
// copy of this software and associated documentation files (the "Software"), |
// deal in the Software without restriction, including without limitation the |
// to deal in the Software without restriction, including without limitation |
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
// the rights to use, copy, modify, merge, publish, distribute, sublicense, |
// sell copies of the Software, and to permit persons to whom the Software is |
// and/or sell copies of the Software, and to permit persons to whom the |
// furnished to do so, subject to the following conditions: |
// Software is furnished to do so, subject to the following conditions: |
// | // |
// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN |
// The above copyright notice and this permission notice shall be included |
// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED |
// in all copies or substantial portions of the Software. |
// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT |
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// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR |
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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// | // |
//============================================================================== |
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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// |
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////////////////////////////////////////////////////////////////////////// |
// | // |
//%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
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#if defined(PEGASUS_OS_VMS) | #if defined(PEGASUS_OS_VMS) |
# include <fcntl.h> | # include <fcntl.h> |
#endif | #endif |
#include <Pegasus/Common/Logger.h> |
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#include <Pegasus/Common/System.h> | #include <Pegasus/Common/System.h> |
#include <Pegasus/Common/TraceFileHandler.h> | #include <Pegasus/Common/TraceFileHandler.h> |
#include <Pegasus/Common/Mutex.h> | #include <Pegasus/Common/Mutex.h> |
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#include <Pegasus/Common/StringConversion.h> |
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PEGASUS_USING_STD; | PEGASUS_USING_STD; |
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// Implementation of this function is platform specific | // Implementation of this function is platform specific |
/////////////////////////////////////////////////////////////////////////////// | /////////////////////////////////////////////////////////////////////////////// |
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#if defined(PEGASUS_OS_VMS) |
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void TraceFileHandler::prepareFileHandle(void) |
void TraceFileHandler::handleMessage( |
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const char *message, |
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Uint32, |
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const char *fmt, va_list argList) |
{ | { |
Sint32 retCode; |
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if (_configHasChanged) | if (_configHasChanged) |
{ | { |
_reConfigure(); | _reConfigure(); |
} | } |
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// Check if the file has been deleted, if so re-open the file and |
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// continue |
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if (!System::exists(_fileName)) |
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{ |
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if (_fileHandle == 0) |
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{ |
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_fileHandle = fopen(_fileName, "a+", "shr=get,put,upd"); |
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// _fileHandle = fopen(_fileName,"a","shr=get"); |
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} |
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else |
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{ |
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_fileHandle = |
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freopen(_fileName, "a+", _fileHandle, "shr=get,put,upd"); |
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// _fileHandle = freopen(_fileName,"a",_fileHandle,"shr=get"); |
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} |
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if (!_fileHandle) | if (!_fileHandle) |
{ | { |
// Unable to re-open file, log a message |
// The trace file is not open, which means an earlier fopen() was |
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// unsuccessful. Stop now to avoid logging duplicate error messages. |
Logger::put_l( |
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Logger::ERROR_LOG, System::CIMSERVER, Logger::WARNING, |
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MessageLoaderParms( |
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"Common.TraceFileHandlerUnix.FAILED_TO_OPEN_FILE", |
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"Failed to open File $0", |
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_fileName)); |
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return; |
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} |
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// Set permissions on the trace file to 0400 |
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if (!FileSystem::changeFilePermissions( |
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String(_fileName), (S_IRUSR | S_IWUSR))) |
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{ |
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Logger::put_l( |
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Logger::ERROR_LOG, System::CIMSERVER, Logger::WARNING, |
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MessageLoaderParms( |
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"Common.TraceFileHandlerUnix." |
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"FAILED_TO_SET_FILE_PERMISSIONS", |
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"Failed to set permissions on file $0", |
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_fileName)); |
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return; | return; |
} | } |
} |
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// Seek to the end of File |
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retCode = fseek(_fileHandle, 0, SEEK_END); |
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} |
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void TraceFileHandler::handleMessage( |
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const char *message, |
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Uint32 msgLen, |
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const char *fmt, va_list argList) |
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{ |
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Sint32 retCode; |
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Sint32 fileDesc; |
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// Do not add Trace calls in the Critical section | // Do not add Trace calls in the Critical section |
// ---- BEGIN CRITICAL SECTION | // ---- BEGIN CRITICAL SECTION |
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AutoMutex writeLock(writeMutex); |
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prepareFileHandle(); |
if(!_fileExists(_fileName)) |
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// Write the message to the file |
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retCode = fprintf(_fileHandle, "%s", message); |
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retCode = vfprintf(_fileHandle, fmt, argList); |
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retCode = fprintf(_fileHandle, "\n"); |
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retCode = fflush(_fileHandle); |
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fileDesc = fileno(_fileHandle); |
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retCode = fsync(fileDesc); |
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_wroteToLog = false; |
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// retCode = fclose(_fileHandle); |
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// _fileHandle = 0; |
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// ---- END CRITICAL SECTION |
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return; |
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} |
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void TraceFileHandler::handleMessage(const char *message, Uint32 msgLen) |
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{ | { |
Sint32 retCode; |
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Sint32 fileDesc; |
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// Do not add Trace calls in the Critical section |
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// ---- BEGIN CRITICAL SECTION |
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prepareFileHandle(); |
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// Write the message to the file |
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retCode = fprintf(_fileHandle, "%s\n", message); |
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retCode = fflush(_fileHandle); |
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fileDesc = fileno(_fileHandle); |
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retCode = fsync(fileDesc); |
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_wroteToLog = false; |
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// retCode = fclose(_fileHandle); |
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// _fileHandle = 0; |
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// ---- END CRITICAL SECTION |
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return; | return; |
} | } |
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// Write the message to the file |
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fprintf(_fileHandle, "%s", message); |
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vfprintf(_fileHandle, fmt, argList); |
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fprintf(_fileHandle, "\n"); |
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#else /* PEGASUS_OS_VMS */ |
#if defined(PEGASUS_OS_VMS) |
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if (0 == fsync(fileno(_fileHandle))) |
void TraceFileHandler::prepareFileHandle(void) |
#else |
{ |
if (0 == fflush(_fileHandle)) |
// If the file has been deleted, re-open it and continue |
#endif |
if (!System::exists(_fileName)) |
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{ |
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fclose(_fileHandle); |
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_fileHandle = _openFile(_fileName); |
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if (!_fileHandle) |
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{ | { |
return; |
// trace message successful written, reset error log messages |
} |
// thus allow writing of errors to log again |
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_logErrorBitField = 0; |
} | } |
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// Got the Lock on the File. Seek to the end of File |
// ---- END CRITICAL SECTION |
fseek(_fileHandle, 0, SEEK_END); |
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# ifdef PEGASUS_PLATFORM_LINUX_GENERIC_GNU |
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long pos = ftell(_fileHandle); |
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// Check if the file size is approaching 2GB - which is the |
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// maximum size a file on 32 bit Linux can grow (ofcourse if |
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// not using large-files option). If this is not checked, the |
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// cimserver may get a SIGXFSZ signal and shutdown. See Bug#1527. |
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if (pos >= 0x7ff00000) |
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{ |
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// If the file size is almost 2 GB in size, close this trace |
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// file and open a new trace file which would have _fileCount |
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// as the suffix. So, if "cimserver.trc" is the trace file that |
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// approaches 2GB, the next file which gets created would be |
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// named "cimserver.trc.1" and so on ... |
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fclose(_fileHandle); |
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sprintf(_fileName, "%s.%u", _baseFileName, ++_fileCount); |
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_fileHandle = fopen(_fileName, "a+"); |
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if (!_fileHandle) |
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{ |
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// Unable to open file, log a message |
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if (!_wroteToLog) |
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{ |
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Logger::put_l( |
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Logger::ERROR_LOG, System::CIMSERVER, Logger::WARNING, |
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MessageLoaderParms( |
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"Common.TraceFileHandler.FAILED_TO_OPEN_FILE", |
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"Failed to open File $0", |
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_fileName)); |
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_wroteToLog = true; |
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} |
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return; |
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} |
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} |
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# endif |
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} | } |
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void TraceFileHandler::handleMessage( |
void TraceFileHandler::handleMessage(const char *message, Uint32) |
const char *message, |
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Uint32 msgLen, |
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const char *fmt, va_list argList) |
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{ | { |
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if (_configHasChanged) | if (_configHasChanged) |
{ | { |
_reConfigure(); | _reConfigure(); |
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// ---- BEGIN CRITICAL SECTION | // ---- BEGIN CRITICAL SECTION |
AutoMutex writeLock(writeMutex); | AutoMutex writeLock(writeMutex); |
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prepareFileHandle(); |
if(!_fileExists(_fileName)) |
// Write the message to the file |
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fprintf(_fileHandle, "%s", message); |
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vfprintf(_fileHandle, fmt, argList); |
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fprintf(_fileHandle, "\n"); |
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fflush(_fileHandle); |
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// ---- END CRITICAL SECTION |
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} |
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void TraceFileHandler::handleMessage(const char *message, Uint32 msgLen) |
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{ |
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if (_configHasChanged) |
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{ |
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_reConfigure(); |
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} |
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if (!_fileHandle) |
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{ | { |
// The trace file is not open, which means an earlier fopen() was |
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// unsuccessful. Stop now to avoid logging duplicate error messages. |
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return; | return; |
} | } |
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// Do not add Trace calls in the Critical section |
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// ---- BEGIN CRITICAL SECTION |
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AutoMutex writeLock(writeMutex); |
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prepareFileHandle(); |
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// Write the message to the file | // Write the message to the file |
fprintf(_fileHandle, "%s\n", message); | fprintf(_fileHandle, "%s\n", message); |
fflush(_fileHandle); |
#if defined(PEGASUS_OS_VMS) |
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if (0 == fsync(fileno(_fileHandle))) |
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#else |
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if (0 == fflush(_fileHandle)) |
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#endif |
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{ |
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// trace message successful written, reset error log messages |
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// thus allow writing of errors to log again |
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_logErrorBitField = 0; |
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} |
// ---- END CRITICAL SECTION | // ---- END CRITICAL SECTION |
} | } |
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#endif /* !PEGASUS_OS_VMS */ |
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PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |