khanat-opennel-code/code/nelns/admin_executor_service/log_report.cpp
2016-02-18 11:55:58 +01:00

581 lines
14 KiB
C++

// NeLNS - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "log_report.h"
#include <functional>
#include <limits>
#include "nel/misc/common.h"
#include "nel/misc/displayer.h"
#include "nel/misc/file.h"
#include "nel/misc/path.h"
#include "nel/misc/variable.h"
using namespace NLMISC;
using namespace std;
CVariable<string> LogPath( "LogReport","LogPath", "Path of the log files", ".", 0, true );
const uint MAX_LOG_LINE_SIZE = 1024;
//nlctassert(MAX_LOG_LINE_SIZE>0);
enum TLogLineHeader { LHDate, LHTime, LHType, LHThread, LHService, LHCodeFile, LHCodeLine, LHSeparator, LH_NB_FIELDS };
///
bool isLogFile( const std::string& filename )
{
uint len = (uint)filename.size();
return (len >= 4 ) && (filename.substr( len-4 ) == ".log");
}
///
inline bool isNumberChar( char c )
{
return (c >= '0') && (c <= '9');
}
///
void sortLogFiles( vector<std::string>& filenames )
{
uint i;
for ( i=0; i!=filenames.size(); ++i )
{
// Ensure that a log file without number comes *after* the ones with a number
string name = string(filenames[i]);
string::size_type dotpos = name.find_last_of('.');
if ( (dotpos!=string::npos) && (dotpos > 2) )
{
if ( ! (isNumberChar(name[dotpos-1]) && isNumberChar(name[dotpos-2]) && isNumberChar(name[dotpos-3])) )
{
name = name.substr( 0, dotpos ) + "ZZZ" + name.substr( dotpos );
filenames[i] = name.c_str();
}
}
}
sort( filenames.begin(), filenames.end() );
for ( i=0; i!=filenames.size(); ++i )
{
// Set the original names back
string name = filenames[i];
string::size_type tokenpos = name.find( "ZZZ." );
if ( tokenpos != string::npos )
{
name = name.substr( 0, tokenpos ) + name.substr( tokenpos + 3 );
filenames[i] = name.c_str();
}
}
}
void CMakeLogTask::setLogPath(const std::string & logPath)
{
_LogPaths.resize( 1 );
_LogPaths[0] = logPath;
}
void CMakeLogTask::setLogPaths(const std::vector<std::string>& logPaths)
{
_LogPaths = logPaths;
}
void CMakeLogTask::setLogPathToDefault()
{
setLogPath( LogPath.get() );
}
/*
*
*/
CMakeLogTask::~CMakeLogTask()
{
if ( _Thread ) // implies && _OutputLogReport
{
if ( ! _Complete )
{
pleaseStop();
_Thread->wait();
}
clear();
}
}
/*
*
*/
void CMakeLogTask::start()
{
if ( _Thread )
{
if ( _Complete )
clear();
else
return;
}
_Stopping = false;
_Complete = false;
_Thread = NLMISC::IThread::create( this );
_OutputLogReport = new CLogReport();
_Thread->start();
}
/*
*
*/
void CMakeLogTask::clear()
{
if (_Thread)
{
delete _Thread;
_Thread = NULL;
}
if (_OutputLogReport)
{
delete _OutputLogReport;
_OutputLogReport = NULL;
}
}
/*
*
*/
void CMakeLogTask::terminateTask()
{
if (!_Thread) // _Thread _implies _OutputLogReport
return;
pleaseStop();
_Thread->wait();
clear();
}
//
bool isOfLogDotLogFamily( const std::string& filename )
{
return ((filename == "log.log") ||
((filename.size() == 10) &&
(filename.substr( 0, 3 ) == "log") &&
isNumberChar(filename[3]) && isNumberChar(filename[4]) && isNumberChar(filename[5]) &&
(filename.substr( 6, 4 ) == ".log")) );
}
enum TVersionTargetMode { TTMAll, TTMMatchAllV, TTMMatchExactV, TTMMatchGreaterV, TTMMatchLowerV } targetMode;
const uint CurrentVersion = std::numeric_limits<uint>::max();
// Return true and logVersion, or false if not a log with version
bool getLogVersion( const std::string& filename, uint& logVersion )
{
uint len = (uint)filename.size();
if ( (len > 4) && (filename.substr( len-4 ) == ".log") )
{
if ( filename.substr(0, 3) == "log" )
{
if ( (len == 7) ||
((len == 10) && (isNumberChar(filename[3]) && isNumberChar(filename[4]) && isNumberChar(filename[5]))) )
{
logVersion = CurrentVersion;
return true;
}
}
else if ( filename[0] == 'v' )
{
string::size_type p = filename.find( "_", 1 );
if ( p != string::npos )
{
if ( (len == p + 8) ||
((len == p + 11) && (isNumberChar(filename[p+4]) && isNumberChar(filename[p+5]) && isNumberChar(filename[p+6]))) )
{
NLMISC::fromString( filename.substr( 1, p-1 ), logVersion );
return true;
}
}
}
}
return false;
}
// Assumes filename is .log file
bool matchLogTarget( const std::string& filename, TVersionTargetMode targetMode, uint targetVersion )
{
if ( targetMode == TTMAll )
return true;
uint version;
// Get version or exclude non-standard log files
if ( ! getLogVersion( filename, version ) )
return false;
// Exclude non-matching version
switch ( targetMode )
{
case TTMMatchExactV:
return (version == targetVersion); // break;
case TTMMatchGreaterV:
return (version >= targetVersion); // break;
case TTMMatchLowerV:
return (version <= targetVersion); // break;
default: // TTMMatchAllV
return true;
}
}
/*
*
*/
void CMakeLogTask::run()
{
// Parse log target
uint targetVersion = CurrentVersion;
uint lts = (uint)_LogTarget.size();
if ( _LogTarget.empty() || (_LogTarget == "v") )
{
targetMode = TTMMatchExactV;
}
else if ( _LogTarget == "v*" )
{
targetMode = TTMMatchAllV;
}
else if ( _LogTarget == "*" )
{
targetMode = TTMAll;
}
else if ( (lts > 1) && (_LogTarget[0] == 'v') )
{
uint additionalChars = 1;
if ( _LogTarget[lts-1] == '+' )
targetMode = TTMMatchGreaterV;
else if ( _LogTarget[lts-1] == '-' )
targetMode = TTMMatchLowerV;
else
{
targetMode = TTMMatchExactV;
additionalChars = 0;
}
NLMISC::fromString( _LogTarget.substr( 1, lts-additionalChars-1 ), targetVersion );
}
else
{
nlwarning( "Invalid log target argument: %s", _LogTarget.c_str() );
_Complete = true;
return;
}
// Get log files and sort them
vector<string> filenames;
vector<string> filenamesOfPath;
for ( vector<string>::const_iterator ilf=_LogPaths.begin(); ilf!=_LogPaths.end(); ++ilf )
{
string path = (*ilf);
if ( (! path.empty()) && (path[path.size()-1]!='/') )
path += "/";
filenamesOfPath.clear();
CPath::getPathContent( path, false, false, true, filenamesOfPath, NULL, true );
vector<string>::iterator ilf2 = partition( filenamesOfPath.begin(), filenamesOfPath.end(), isLogFile );
filenamesOfPath.erase( ilf2, filenamesOfPath.end() );
sortLogFiles( filenamesOfPath );
filenames.insert( filenames.end(), filenamesOfPath.begin(), filenamesOfPath.end() );
}
// Analyse log files
_OutputLogReport->reset();
uint nbLines = 0;
char line [MAX_LOG_LINE_SIZE];
uint nbSkippedFiles = 0;
for ( vector<string>::const_iterator ilf=filenames.begin(); ilf!=filenames.end(); ++ilf )
{
string shortname = CFile::getFilename( *ilf );
// Filter log files based on filename before opening them
if ( ! matchLogTarget( shortname, targetMode, targetVersion ) )
{
++nbSkippedFiles;
continue;
}
nlinfo( "Processing %s (%u/%u)", (*ilf).c_str(), ilf-filenames.begin(), filenames.size() );
CIFile logfile;
if ( logfile.open( *ilf, true ) )
{
_OutputLogReport->setProgress( (uint)(ilf-filenames.begin()), (uint)filenames.size() );
while ( ! logfile.eof() )
{
logfile.getline( line, MAX_LOG_LINE_SIZE );
line[MAX_LOG_LINE_SIZE-1] = '\0'; // force valid end of line
_OutputLogReport->pushLine( line );
++nbLines;
if ( isStopping() )
return;
}
}
}
nlinfo( "%u lines processed", nbLines );
if ( nbSkippedFiles != 0 )
nlinfo( "%u log files skipped, not matching target %s", nbSkippedFiles, _LogTarget.c_str() );
_Complete = true;
}
/*
* Add a log line to the report tree
*/
void CLogReport::pushLine( const std::string& line, NLMISC::CLog::TLogType onlyType, bool countOtherTypes )
{
// Ignore session title
if ( (line.size() > 14) && (line.substr( 0, 14 ) == "Log Starting [") )
return;
// Decode standard log line
vector<string> lineTokens;
explode( line, string(" "), lineTokens );
if ( lineTokens.size() < LH_NB_FIELDS )
return;
// Filter log type
if ( onlyType != CLog::LOG_UNKNOWN )
{
if ( lineTokens[LHType] != IDisplayer::logTypeToString( onlyType ) )
{
if ( countOtherTypes )
storeLine( lineTokens, true );
return;
}
}
// Store
storeLine( lineTokens, false );
}
/*
*
*/
void CLogReportNode::storeLine( const std::vector<std::string>& lineTokens, bool mainCountOnly )
{
// Get service name from "[machine/]serviceName-serviceId"
string service = lineTokens[LHService];
string::size_type p = service.find( '/' );
if ( p != string::npos )
service = service.substr( p+1 );
p = service.find( '-' );
if ( p != string::npos )
service = service.substr( 0, p );
// Store to appropriate child
CLogReportLeaf *child = getChild( service );
if ( ! child )
child = addChild( service );
child->storeLine( lineTokens, mainCountOnly );
}
/*
*
*/
void CLogReportLeaf::storeLine( const std::vector<std::string>& lineTokens, bool mainCountOnly )
{
if ( ! mainCountOnly )
{
// Build key from "codeFile codeLine"
string key = lineTokens[LHCodeFile] + ":" + lineTokens[LHCodeLine];
_LogLineInfo[key].addAnOccurence( lineTokens );
}
++_Counts[lineTokens[LHType]];
++_TotalLines;
}
/*
*
*/
void CLogLineInfo::addAnOccurence( const std::vector<std::string>& lineTokens )
{
if ( NbOccurences == 0 )
{
for ( uint i=LH_NB_FIELDS; i<lineTokens.size(); ++i )
{
if ( i != LH_NB_FIELDS )
SampleLogText += " ";
SampleLogText += lineTokens[i];
}
}
++NbOccurences;
}
/*
*
*/
uint CLogReportLeaf::getNbTotalLines( NLMISC::CLog::TLogType logType )
{
return (logType==NLMISC::CLog::LOG_UNKNOWN) ? _TotalLines : _Counts[NLMISC::IDisplayer::logTypeToString( logType )];
}
/*
* Get results for a service
*/
void CLogReport::reportByService( const std::string& service, NLMISC::CLog *targetLog )
{
ILogReport *child = getChild( service );
if ( child )
{
child->report( targetLog, true );
}
else
{
targetLog->displayNL( "Nothing found for service %s", service.c_str() );
}
}
/*
* Get results for a service (all distinct lines, sorted by occurence)
*/
void CLogReportLeaf::report( NLMISC::CLog *targetLog, bool )
{
// Sort it
typedef multimap< uint, pair< string, const CLogLineInfo * >, std::greater<uint> > CSortedByOccurenceLogLineInfoMap;
CSortedByOccurenceLogLineInfoMap sortedByOccurence;
for ( CLogLineInfoMap::const_iterator it=_LogLineInfo.begin(); it!=_LogLineInfo.end(); ++it )
{
const string &key = (*it).first;
const CLogLineInfo& info = (*it).second;
sortedByOccurence.insert( make_pair( info.NbOccurences, make_pair( key, &info ) ) );
}
// Display it
for ( CSortedByOccurenceLogLineInfoMap::const_iterator iso=sortedByOccurence.begin(); iso!=sortedByOccurence.end(); ++iso )
{
const string &key = (*iso).second.first;
const CLogLineInfo& info = *((*iso).second.second);
targetLog->displayRawNL( "%s %6u %s : %s", _Service.c_str(), info.NbOccurences, key.c_str(), info.SampleLogText.c_str() );
}
}
/*
* Return the number of lines displayed
*/
uint CLogReportLeaf::reportPart( uint beginIndex, uint maxNbLines, NLMISC::CLog *targetLog )
{
uint i = 0;
CLogLineInfoMap::const_iterator it;
for ( it=_LogLineInfo.begin(); it!=_LogLineInfo.end(); ++it )
{
if ( i >= beginIndex )
{
if ( i >= maxNbLines )
return i - beginIndex;
const string &key = (*it).first;
const CLogLineInfo& info = (*it).second;
targetLog->displayRawNL( "%s %6u %s : %s", _Service.c_str(), info.NbOccurences, key.c_str(), info.SampleLogText.c_str() );
}
++i;
}
return i - beginIndex;
}
/*
* Get summary of results
*/
void CLogReportNode::report( NLMISC::CLog *targetLog, bool displayDetailsPerService )
{
uint nb1Sum=0, nb2Sum=0;
for ( std::vector<CLogReportLeaf*>::const_iterator it=_Children.begin(); it!=_Children.end(); ++it )
{
CLogReportLeaf *pt = (*it);
// Get distinct warnings
uint nb1 = pt->getNbDistinctLines();
nb1Sum += nb1;
// Get total warnings, info... but filter out lines with no header
uint sumTotalLinesNotUnknown = 0;
uint nbTotalLines [CLog::LOG_UNKNOWN];
for ( uint i=CLog::LOG_ERROR; i!=CLog::LOG_UNKNOWN; ++i )
{
nbTotalLines[i] = pt->getNbTotalLines( (CLog::TLogType)i );
sumTotalLinesNotUnknown += nbTotalLines[i];
}
if ( sumTotalLinesNotUnknown != 0 )
{
targetLog->displayRawNL( "%s: \t%u distinct WRN, %u total WRN, %u INF, %u DBG, %u STT, %u AST, %u ERR, %u TOTAL",
pt->service().c_str(), nb1, nbTotalLines[CLog::LOG_WARNING],
nbTotalLines[CLog::LOG_INFO], nbTotalLines[CLog::LOG_DEBUG],
nbTotalLines[CLog::LOG_STAT], nbTotalLines[CLog::LOG_ASSERT],
nbTotalLines[CLog::LOG_ERROR], pt->getNbTotalLines( CLog::LOG_UNKNOWN ) );
nb2Sum += nbTotalLines[CLog::LOG_WARNING];
}
}
targetLog->displayRawNL( "=> %u distinct, %u total WRN (%u pages)", nb1Sum, nb2Sum, nb1Sum / NB_LINES_PER_PAGE + 1 );
if ( displayDetailsPerService )
{
for ( std::vector<CLogReportLeaf*>::const_iterator it=_Children.begin(); it!=_Children.end(); ++it )
{
(*it)->report( targetLog, true );
}
}
}
/*
* Get partial results (pageNum>=1)
*/
void CLogReportNode::reportPage( uint pageNum, NLMISC::CLog *targetLog )
{
if ( _Children.empty() )
{
targetLog->displayRawNL( "[END OF LOG]" );
return;
}
uint beginIndex = pageNum * NB_LINES_PER_PAGE;
uint lineCounter = 0, prevLineCounter;
for ( std::vector<CLogReportLeaf*>::const_iterator it=_Children.begin(); it!=_Children.end(); ++it )
{
CLogReportLeaf *pt = (*it);
prevLineCounter = lineCounter;
lineCounter += pt->getNbDistinctLines();
if ( lineCounter >= beginIndex )
{
uint remainingLines = pageNum - (lineCounter - beginIndex );
pt->reportPart( beginIndex - prevLineCounter, remainingLines, targetLog ); //
while ( remainingLines != 0 )
{
++it;
if ( it == _Children.end() )
{
targetLog->displayRawNL( "[END OF LOG]" );
return;
}
pt = (*it);
remainingLines -= pt->reportPart( 0, remainingLines, targetLog );
}
return;
}
}
}