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

File: [Pegasus] / pegasus / src / Pegasus / Common / Logger.cpp (download)
Revision: 1.32, Wed Oct 22 13:26:03 2003 UTC (20 years, 8 months ago) by karl
Branch: MAIN
CVS Tags: local, RELEASE_2_3_1-root, RELEASE_2_3_1-branch, RELEASE_2_3_0-root, RELEASE_2_3_0-branch, POST_LICENSE_UPDATE_2003
Changes since 1.31: +5 -3 lines
PEP 55 Update license on source files to current license text and date

//%2003////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000, 2001, 2002  BMC Software, Hewlett-Packard Development
// Company, L. P., IBM Corp., The Open Group, Tivoli Systems.
// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.;
// IBM Corp.; EMC 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.
//
//==============================================================================
//
// Author: Mike Brasher (mbrasher@bmc.com)
//
// Modified By: Sushma Fernandes (Hewlett-Packard Company)
//              sushma_fernandes@hp.com
// Modified By: Dave Rosckes (IBM)
//              rosckes@us.ibm.com
//
//%/////////////////////////////////////////////////////////////////////////////

#include <iostream>
#include <fstream>
#include <cstring>
#include "Logger.h"
#include "System.h"
#include "Destroyer.h"
#include <Pegasus/Common/MessageLoader.h> //l10n

PEGASUS_USING_STD;

PEGASUS_NAMESPACE_BEGIN

const Uint32 Logger::TRACE = (1 << 0);
const Uint32 Logger::INFORMATION = (1 << 1);
const Uint32 Logger::WARNING = (1 << 2);
const Uint32 Logger::SEVERE = (1 << 3);
const Uint32 Logger::FATAL = (1 << 4);

static char const* LOGLEVEL_LIST[] =
{
    "TRACE",
    "INFORMATION",
    "WARNING",
    "SEVERE",
    "FATAL"
};


LoggerRep* Logger::_rep = 0;
String Logger::_homeDirectory = ".";

const Uint32 Logger::_NUM_LOGLEVEL = 5;

// Set separator
const char Logger::_SEPARATOR = '@';

Uint32 Logger::_severityMask; 

Uint32 Logger::_writeControlMask = 0xF;   // Set all on by default

// Set the return codes
const Boolean Logger::_SUCCESS = 1;
const Boolean Logger::_FAILURE = 0;

/* _allocLogFileName. Allocates the name from a name set.
    Today this is static.  However, it should be completely
    configerable and driven from the config file so that
    Log organization and names are open.
    ATTN: rewrite this so that names, choice to do logs and
    mask for level of severity are all driven from configuration
    input.
*/
static CString _allocLogFileName(
    const String& homeDirectory,
    Logger::LogFileType logFileType)
{
    static const char* fileNames[] = 
    {
	"PegasusTrace.log",
	"PegasusStandard.log",
	"PegasusError.log",
	"PegasusDebug.log"
    };

    int index = int(logFileType);

    if (index > Logger::NUM_LOGS)
	index = Logger::ERROR_LOG;

    const char* logFileName = fileNames[index];

    String result;
    result.reserveCapacity(homeDirectory.size() + 1 + strlen(logFileName));
    result.append(homeDirectory);
    result.append('/');
    result.append(logFileName);
    return result.getCString();
}

class LoggerRep
{
public:

    LoggerRep(const String& homeDirectory)
    {
#if !defined(PEGASUS_USE_SYSLOGS)    
	// Add test for home directory set.

	// If home directory does not exist, create it.
	CString lgDir = homeDirectory.getCString();

	if (!System::isDirectory(lgDir))
	    System::makeDirectory(lgDir);

	// KS: I put the second test in just in case some trys to create
	// a completly erronous directory.  At least we will get a message
	if (!System::isDirectory(lgDir)){
		//l10n
	   //cerr << "Logging Disabled";
	   MessageLoaderParms parms("Common.Logger.LOGGING_DISABLED",
	   							"Logging Disabled");
	   			
	   cerr << MessageLoader::getMessage(parms);
	}

	CString fileName = _allocLogFileName(homeDirectory, Logger::TRACE_LOG);
	_logs[Logger::TRACE_LOG].open(fileName, ios::app);

	fileName = _allocLogFileName(homeDirectory, Logger::STANDARD_LOG);
	_logs[Logger::STANDARD_LOG].open(fileName, ios::app);

	fileName = _allocLogFileName(homeDirectory, Logger::ERROR_LOG);
	_logs[Logger::ERROR_LOG].open(fileName, ios::app);

	fileName = _allocLogFileName(homeDirectory, Logger::DEBUG_LOG);
	_logs[Logger::DEBUG_LOG].open(fileName, ios::app);
#endif 

    }

    ostream& logOf(Logger::LogFileType logFileType)
    {
	int index = int(logFileType);

	if (index > int(Logger::ERROR_LOG))
	    index = Logger::ERROR_LOG;

	return _logs[index];
    }

private:

    ofstream _logs[int(Logger::NUM_LOGS)];
};

void Logger::_putInternal(
    LogFileType logFileType,
    const String& systemId,
    const Uint32 logComponent, // TODO: Support logComponent mask in future release 
    Uint32 logLevel,
    const String& formatString,
    const String& messageId,  // l10n
    const Formatter::Arg& arg0,
    const Formatter::Arg& arg1,
    const Formatter::Arg& arg2,
    const Formatter::Arg& arg3,
    const Formatter::Arg& arg4,
    const Formatter::Arg& arg5,
    const Formatter::Arg& arg6,
    const Formatter::Arg& arg7,
    const Formatter::Arg& arg8,
    const Formatter::Arg& arg9)
{
    // Test for logLevel against severity mask to determine
    // if we write this log.
    if ((_severityMask & logLevel) != 0) 
    {
	if (!_rep)
	   _rep = new LoggerRep(_homeDirectory);

		// Get the logLevel String
		// This converts bitmap to string based on highest order
		// bit set
		// ATTN: KS Fix this more efficiently.
		static const char* svNames[] = 
		{
	    "TRACE   ",
	    "INFO    ",
	    "WARNING ",
	    "SEVERE  ",
	    "FATAL   "
		};
		// NUM_LEVELS = 5
		int sizeSvNames = sizeof(svNames) / sizeof(svNames[0]) - 1;

// l10n start
        // The localized message to be sent to the system log.
		String localizedMsg;
         
		// If the caller specified a messageId, then load the localized
		// message in the locale of the server process.                		
		if (messageId != String::EMPTY)
		{
			// A message ID was specified.  Use the MessageLoader.			
			MessageLoaderParms msgParms(messageId, formatString);
			msgParms.useProcessLocale = true;
			msgParms.arg0 = arg0;
			msgParms.arg1 = arg1;
			msgParms.arg2 = arg2;
			msgParms.arg3 = arg3;
			msgParms.arg4 = arg4;
			msgParms.arg5 = arg5;
			msgParms.arg6 = arg6;
			msgParms.arg7 = arg7;
			msgParms.arg8 = arg8;
			msgParms.arg9 = arg9;
																		
			localizedMsg = MessageLoader::getMessage(msgParms);				
		}
		else
		{  // No message ID.  Use the Pegasus formatter  
		  	localizedMsg = Formatter::format(formatString,
                arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9);			
		}
// l10n end		
	
#if defined(PEGASUS_USE_SYSLOGS)
           
            // Open the syslog.
            // Ignore the systemId and open the log as cimserver
	    System::openlog(systemId);

            // Log the message
	    System::syslog(logLevel,(const char*)localizedMsg.getCStringUTF8());	    
	    

            // Close the syslog.
	    System::closelog();

       #else

	    // Prepend the systemId to the incoming message
	    String messageString(systemId);
	    messageString.append(": ");
	    messageString.append(localizedMsg);  // l10n 

	    const char* tmp = "";
	    if (logLevel & Logger::TRACE) tmp =       "TRACE   ";
	    if (logLevel & Logger::INFORMATION) tmp = "INFO    ";
            if (logLevel & Logger::WARNING) tmp =     "WARNING ";
	    if (logLevel & Logger::SEVERE) tmp =      "SEVERE  ";
	    if (logLevel & Logger::FATAL) tmp =       "FATAL   ";
                _rep->logOf(logFileType) << System::getCurrentASCIITime()
               << " " << tmp << messageString.getCStringUTF8() << endl;

       #endif
    }
}

void Logger::put(
		 LogFileType logFileType,
		 const String& systemId,
		 Uint32 logLevel,
		 const String& formatString,
		 const Formatter::Arg& arg0,
		 const Formatter::Arg& arg1,
		 const Formatter::Arg& arg2,
		 const Formatter::Arg& arg3,
		 const Formatter::Arg& arg4,
		 const Formatter::Arg& arg5,
		 const Formatter::Arg& arg6,
		 const Formatter::Arg& arg7,
		 const Formatter::Arg& arg8,
		 const Formatter::Arg& arg9)	
{
    Uint32 logComponent = 0;

    Logger::_putInternal(
			logFileType,
			systemId,
			logComponent,
			logLevel,
			formatString,
//l10n
			String::EMPTY,
			arg0,
			arg1,
			arg2,
			arg3,
			arg4,
			arg5,
			arg6,
			arg7,
			arg8,
			arg9);		
}

// l10n
void Logger::put_l(
		 LogFileType logFileType,
		 const String& systemId,
		 Uint32 logLevel,
		 const String& messageId,  // l10n		 
		 const String& formatString,
		 const Formatter::Arg& arg0,
		 const Formatter::Arg& arg1,
		 const Formatter::Arg& arg2,
		 const Formatter::Arg& arg3,
		 const Formatter::Arg& arg4,
		 const Formatter::Arg& arg5,
		 const Formatter::Arg& arg6,
		 const Formatter::Arg& arg7,
		 const Formatter::Arg& arg8,
		 const Formatter::Arg& arg9)			
{
    Uint32 logComponent = 0;

    Logger::_putInternal(
			logFileType,
			systemId,
			logComponent,
			logLevel,
			formatString,
			messageId,
			arg0,
			arg1,
			arg2,
			arg3,
			arg4,
			arg5,
			arg6,
			arg7,
			arg8,
			arg9);		
}

void Logger::trace(
		   LogFileType logFileType,
		   const String& systemId,
		   const Uint32 logComponent,
		   const String& formatString,
		   const Formatter::Arg& arg0,
		   const Formatter::Arg& arg1,
		   const Formatter::Arg& arg2,
		   const Formatter::Arg& arg3,
		   const Formatter::Arg& arg4,
		   const Formatter::Arg& arg5,
		   const Formatter::Arg& arg6,
		   const Formatter::Arg& arg7,
		   const Formatter::Arg& arg8,
		   const Formatter::Arg& arg9)	
{
    Uint32 logLevel = Logger::TRACE;

    Logger::_putInternal(
			logFileType,
			systemId,
			logComponent,
			logLevel,
			formatString,
// l10n
			String::EMPTY,
			arg0,
			arg1,
			arg2,
			arg3,
			arg4,
			arg5,
			arg6,
			arg7,
			arg8,
			arg9);			
}

// l10n
void Logger::trace_l(
		   LogFileType logFileType,
		   const String& systemId,
		   const Uint32 logComponent,
		   const String& messageId,		   
		   const String& formatString,
		   const Formatter::Arg& arg0,
		   const Formatter::Arg& arg1,
		   const Formatter::Arg& arg2,
		   const Formatter::Arg& arg3,
		   const Formatter::Arg& arg4,
		   const Formatter::Arg& arg5,
		   const Formatter::Arg& arg6,
		   const Formatter::Arg& arg7,
		   const Formatter::Arg& arg8,
		   const Formatter::Arg& arg9)	
{
    Uint32 logLevel = Logger::TRACE;

    Logger::_putInternal(
			logFileType,
			systemId,
			logComponent,
			logLevel,
			formatString,
			messageId,
			arg0,
			arg1,
			arg2,
			arg3,
			arg4,
			arg5,
			arg6,
			arg7,
			arg8,
			arg9);			
}

void Logger::setHomeDirectory(const String& homeDirectory)
{
    _homeDirectory = homeDirectory;
}

////////////////////////////////////////////////////////////////////////////////
// Set logLevel. 
////////////////////////////////////////////////////////////////////////////////
void Logger::setlogLevelMask( const String logLevelList )
{
    Uint32 position          = 0;
    Uint32 logLevelType;
    String logLevelName      = logLevelList;

    // Check if logLevel has been specified
    if (logLevelName != String::EMPTY)
    {
        // initialise _severityMask
        _severityMask = 0;

 	// Set logLevelType to indicate the level of logging
        // required by the user.
	if (String::equalNoCase(logLevelName,"TRACE"))
	{
	    logLevelType =  Logger::TRACE;
	}
	else if (String::equalNoCase(logLevelName,"INFORMATION"))
	{
	    logLevelType =  Logger::INFORMATION;
	}
	else if (String::equalNoCase(logLevelName,"WARNING"))
	{
	    logLevelType = Logger::WARNING;
	}
	else if (String::equalNoCase(logLevelName,"SEVERE"))
	{
	    logLevelType = Logger::SEVERE;
	}
	else if (String::equalNoCase(logLevelName,"FATAL"))
	{
	    logLevelType = Logger::FATAL;
	}
	// Setting _severityMask.  NOTE:  When adding new logLevels
        // it is essential that they are adding in ascending order
        // based on priority.  Once a case statement is true we will
        // continue to set all following log levels with a higher
        // priority.
	switch(logLevelType)
	{
	    case Logger::TRACE:
		  _severityMask |= Logger::TRACE;
	    case Logger::INFORMATION:
		  _severityMask |= Logger::INFORMATION;
	    case Logger::WARNING:
		  _severityMask |= Logger::WARNING;
	    case Logger::SEVERE:
		  _severityMask |= Logger::SEVERE;
	    case Logger::FATAL:
		  _severityMask |= Logger::FATAL;
	}
    }
    else
    {
	// Property logLevel not specified, set default value.
	_severityMask = ~Logger::TRACE;
    }
    return ;
}

Boolean Logger::isValidlogLevel(
    const String logLevel)
{
    // Validate the logLevel and modify the logLevel argument
    // to reflect the invalid logLevel

    Uint32    position=0;
    Uint32    index=0;
    String    logLevelName = String::EMPTY;
    Boolean   validlogLevel=false;
    Boolean   retCode=true;

    logLevelName = logLevel;

    if (logLevelName != String::EMPTY)
    {
	// Lookup the index for logLevel name in _logLevel_LIST
	index = 0;
	validlogLevel = false;

	while (index < _NUM_LOGLEVEL)
	{
	    if (String::equalNoCase(logLevelName, LOGLEVEL_LIST[index]))
	    {
		// Found logLevel, break from the loop
		validlogLevel = true;
		break;
	    }
	    else
	    {
		index++;
	    }
	}
    }
    else
    {
	// logLevels is empty, it is a valid value so return true
	return _SUCCESS;
    }

    return validlogLevel;
}


PEGASUS_NAMESPACE_END

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