File: conf.c

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/*
    KSysGuard, the KDE System Guard

    Copyright (c) 2001 Tobias Koenig <tokoe@kde.org>

    This program is free software; you can redistribute it and/or
    modify it under the terms of version 2 of the GNU General Public
    License as published by the Free Software Foundation.

    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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

*/

#include "config-ksysguardd.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "Command.h"
#include "ccont.h"
#include "conf.h"

CONTAINER LogFileList = 0;
CONTAINER SensorList = 0;

void LogFileList_cleanup( void *ptr );
void freeConfigFile( void );

void LogFileList_cleanup( void *ptr )
{
  if ( ptr ) {
    if ( ((ConfigLogFile*)ptr)->name )
      free( ((ConfigLogFile*)ptr)->name );

    free( ptr );
  }
}

void freeConfigFile( void )
{
  destr_ctnr( LogFileList, LogFileList_cleanup );
  destr_ctnr( SensorList, free );
}

void parseConfigFile( const char *filename )
{
  FILE* config;
  char line[ 2048 ];
  char *begin, *token, *tmp;
  ConfigLogFile *confLog;

  LogFileList = new_ctnr();
  SensorList = new_ctnr();

  if ( ( config = fopen( filename, "r" ) ) == NULL ) {
    log_error( "cannot open config file '%s'", filename );

    /**
      If we can't open a config file we have to add the
      available sensors manually
     */
    push_ctnr( SensorList, strdup( "Acpi" ) );
    push_ctnr( SensorList, strdup( "Apm" ) );
    push_ctnr( SensorList, strdup( "CpuInfo" ) );
    push_ctnr( SensorList, strdup( "DellLaptop" ) );
    push_ctnr( SensorList, strdup( "DiskStat" ) );
    push_ctnr( SensorList, strdup( "DiskStats" ) );
#ifdef HAVE_LMSENSORS
    push_ctnr( SensorList, strdup( "LmSensors" ) );
#endif
    push_ctnr( SensorList, strdup( "LoadAvg" ) );
    push_ctnr( SensorList, strdup( "LogFile" ) );
    push_ctnr( SensorList, strdup( "Memory" ) );
    push_ctnr( SensorList, strdup( "NetDev" ) );
    push_ctnr( SensorList, strdup( "NetStat" ) );
    push_ctnr( SensorList, strdup( "ProcessList" ) );
    push_ctnr( SensorList, strdup( "Stat" ) );
    push_ctnr( SensorList, strdup( "SoftRaid" ) );
    push_ctnr( SensorList, strdup( "Uptime" ) );

    return;
  }

  while ( fgets( line, sizeof( line ), config ) != NULL ) {
    if ( ( line[ 0 ] == '#') || ( strlen( line ) == 0 ) )
      continue;

    if ( strchr( line, '#' ) )
      *( strchr( line, '#' ) ) = '\0';

    if ( line[ strlen( line ) - 1 ] == '\n' )
      line[ strlen( line ) - 1 ] = '\0';

    if ( !strncmp( line, "LogFiles", 8 ) && (begin = strchr( line, '=' )) ) {
      begin++;

      for ( token = strtok( begin, "," ); token; token = strtok( NULL, "," ) ) {
        if ( ( confLog = (ConfigLogFile *)malloc( sizeof( ConfigLogFile ) ) ) == NULL ) {
          log_error( "malloc() no free memory avail" );
          continue;
        }
        confLog->name = strdup( token );
        tmp = strchr( confLog->name, ':' );
        *tmp = '\0';
        confLog->path = tmp;
        confLog->path++;

        push_ctnr( LogFileList, confLog );
      }
    }

    if ( !strncmp( line, "Sensors", 7 ) && (begin = strchr( line, '=' )) ) {
      begin++;

      for ( token = strtok( begin, ","); token; token = strtok( NULL, "," ) )
        push_ctnr( SensorList, strdup( token ) );
    }
  }

  fclose( config );
}

int sensorAvailable( const char *sensor )
{
  char* name;

  for ( name = first_ctnr( SensorList ); name; name = next_ctnr( SensorList ) ) {
    if ( !strcmp( name, sensor ) )
      return 1;
  }

  return 0;
}