pegasus/src/Pegasus/Common/TraceFileHandlerPOSIX.cpp - diff

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Diff for /pegasus/src/Pegasus/Common/TraceFileHandlerPOSIX.cpp between version 1.8 and 1.24

version 1.8, 2007/03/16 17:16:50

version 1.24, 2013/05/03 04:49:10

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//%2006////////////////////////////////////////////////////////////////////////

//%LICENSE////////////////////////////////////////////////////////////////

// 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

// 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

// Source License; you may not use this file except in compliance with the

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// License.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; Symantec Corporation; The Open Group.

// 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.

//==============================================================================

// 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.

//////////////////////////////////////////////////////////////////////////

//%/////////////////////////////////////////////////////////////////////////////

#if defined(PEGASUS_OS_VMS)

# include <fcntl.h>

#endif

#include <Pegasus/Common/Logger.h>

#include <Pegasus/Common/System.h>

#include <Pegasus/Common/TraceFileHandler.h>

#include <Pegasus/Common/Mutex.h>

#include <Pegasus/Common/StringConversion.h>

PEGASUS_USING_STD;

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// Implementation of this function is platform specific

///////////////////////////////////////////////////////////////////////////////

#if defined(PEGASUS_OS_VMS)

void TraceFileHandler::prepareFileHandle(void)

void TraceFileHandler::handleMessage(

{

const char *message,

Sint32 retCode;

Uint32,

// Check if the file has been deleted, if so re-open the file and

const char *fmt, va_list argList)

// continue

if (!System::exists(_fileName))

{

if (_fileHandle == 0)

{

_fileHandle = fopen(_fileName, "a+", "shr=get,put,upd");

// _fileHandle = fopen(_fileName,"a","shr=get");

}

else

{

_fileHandle =

freopen(_fileName, "a+", _fileHandle, "shr=get,put,upd");

// _fileHandle = freopen(_fileName,"a",_fileHandle,"shr=get");

}

if (!_fileHandle)

{

// Unable to re-open file, log a message

Logger::put_l(Logger::DEBUG_LOG, System::CIMSERVER,

if (_configHasChanged)

Logger::WARNING,

{

"Common.TraceFileHandlerVms.FAILED_TO_OPEN_FILE",

_reConfigure();

"Failed to open File $0", _fileName);

return;

}

// Set permissions on the trace file to 0400

if (!_fileHandle)

if (!FileSystem::changeFilePermissions(

String(_fileName), (S_IRUSR | S_IWUSR)))

{

Logger::put_l(

// The trace file is not open, which means an earlier fopen() was

Logger::DEBUG_LOG, System::CIMSERVER, Logger::WARNING,

// unsuccessful. Stop now to avoid logging duplicate error messages.

"Common.TraceFileHandlerVms.FAILED_TO_SET_FILE_PERMISSIONS",

"Failed to set permissions on file $0", _fileName);

return;

}

// Seek to the end of File

retCode = fseek(_fileHandle, 0, SEEK_END);

}

void TraceFileHandler::handleMessage(

const char *message,

const char *fmt, va_list argList)

{

Sint32 retCode;

Sint32 fileDesc;

// Do not add Trace calls in the Critical section

// ---- BEGIN CRITICAL SECTION

AutoMutex writeLock(writeMutex);

prepareFileHandle();

if(!_fileExists(_fileName))

{

// Write the message to the file

retCode = fprintf(_fileHandle, "%s", message);

retCode = vfprintf(_fileHandle, fmt, argList);

retCode = fprintf(_fileHandle, "\n");

retCode = fflush(_fileHandle);

fileDesc = fileno(_fileHandle);

retCode = fsync(fileDesc);

_wroteToLog = false;

// retCode = fclose(_fileHandle);

// _fileHandle = 0;

// ---- END CRITICAL SECTION

return;

}

void TraceFileHandler::handleMessage(const char *message)

{

Sint32 retCode;

Sint32 fileDesc;

// Do not add Trace calls in the Critical section

// ---- BEGIN CRITICAL SECTION

prepareFileHandle();

// Write the message to the file

fprintf(_fileHandle, "%s", message);

vfprintf(_fileHandle, fmt, argList);

fprintf(_fileHandle, "\n");

retCode = fprintf(_fileHandle, "%s\n", message);

#if defined(PEGASUS_OS_VMS)

retCode = fflush(_fileHandle);

if (0 == fsync(fileno(_fileHandle)))

fileDesc = fileno(_fileHandle);

#else

retCode = fsync(fileDesc);

if (0 == fflush(_fileHandle))

_wroteToLog = false;

#endif

// retCode = fclose(_fileHandle);

{

// _fileHandle = 0;

// trace message successful written, reset error log messages

// thus allow writing of errors to log again

_logErrorBitField = 0;

}

// ---- END CRITICAL SECTION

return;

}

void TraceFileHandler::handleMessage(const char *message, Uint32)

#else /* PEGASUS_OS_VMS */

void TraceFileHandler::prepareFileHandle(void)

{

// If the file has been deleted, re-open it and continue

if (!System::exists(_fileName))

{

fclose(_fileHandle);

_fileHandle = _openFile(_fileName);

if (!_fileHandle)

{

return;

}

// Got the Lock on the File. Seek to the end of File

if (_configHasChanged)

fseek(_fileHandle, 0, SEEK_END);

# ifdef PEGASUS_PLATFORM_LINUX_GENERIC_GNU

long pos = ftell(_fileHandle);

// Check if the file size is approaching 2GB - which is the

// maximum size a file on 32 bit Linux can grow (ofcourse if

// not using large-files option). If this is not checked, the

// cimserver may get a SIGXFSZ signal and shutdown. See Bug#1527.

if (pos >= 0x7ff00000)

{

// If the file size is almost 2 GB in size, close this trace

// file and open a new trace file which would have _fileCount

// as the suffix. So, if "cimserver.trc" is the trace file that

// approaches 2GB, the next file which gets created would be

// named "cimserver.trc.1" and so on ...

fclose(_fileHandle);

sprintf(_fileName, "%s.%u", _baseFileName, ++_fileCount);

_fileHandle = fopen(_fileName, "a+");

if (!_fileHandle)

{

// Unable to open file, log a message

_reConfigure();

if (!_wroteToLog)

{

Logger::put_l(

Logger::DEBUG_LOG, System::CIMSERVER, Logger::WARNING,

"Common.TraceFileHandler.FAILED_TO_OPEN_FILE",

"Failed to open File $0", _fileName);

_wroteToLog = true;

}

return;

}

# endif

}

void TraceFileHandler::handleMessage(

const char *message,

const char *fmt, va_list argList)

{

if (!_fileHandle)

{

// The trace file is not open, which means an earlier fopen() was

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Line 116

// ---- BEGIN CRITICAL SECTION

AutoMutex writeLock(writeMutex);

prepareFileHandle();

if(!_fileExists(_fileName))

// Write the message to the file

fprintf(_fileHandle, "%s", message);

vfprintf(_fileHandle, fmt, argList);

fprintf(_fileHandle, "\n");

fflush(_fileHandle);

// ---- END CRITICAL SECTION

}

void TraceFileHandler::handleMessage(const char *message)

{

if (!_fileHandle)

{

// The trace file is not open, which means an earlier fopen() was

// unsuccessful. Stop now to avoid logging duplicate error messages.

return;

}

// Do not add Trace calls in the Critical section

// ---- BEGIN CRITICAL SECTION

AutoMutex writeLock(writeMutex);

prepareFileHandle();

// Write the message to the file

fprintf(_fileHandle, "%s\n", message);

fflush(_fileHandle);

#if defined(PEGASUS_OS_VMS)

if (0 == fsync(fileno(_fileHandle)))

#else

if (0 == fflush(_fileHandle))

#endif

{

// trace message successful written, reset error log messages

// thus allow writing of errors to log again

_logErrorBitField = 0;

}

// ---- END CRITICAL SECTION

}

#endif /* !PEGASUS_OS_VMS */

PEGASUS_NAMESPACE_END

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