| Rev 83 |
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Rev 85 |
| Line 18... |
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Line 18... |
} |
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} |
} |
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} |
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function ReadData($targetstring, &$map, &$item) |
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function ReadData($targetstring, &$map, &$item) |
{ |
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{ |
$inbw=-1; |
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$data[IN] = NULL; |
$outbw=-1; |
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$data[OUT] = NULL; |
$data_time = 0; |
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$data_time = 0; |
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$matches=0; |
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$matchvalue= $item->get_hint('mrtg_value'); |
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$matchperiod = $item->get_hint('mrtg_period'); |
// $fd=fopen($targetstring, "r"); |
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$swap = intval($item->get_hint('mrtg_swap')); |
$timeout = 2; |
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$negate = intval($item->get_hint('mrtg_negate')); |
$old = ini_set('default_socket_timeout', $timeout); |
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$fd = fopen($targetstring, 'r'); |
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if($matchvalue =='') $matchvalue = "cu"; |
ini_set('default_socket_timeout', $old); |
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if($matchperiod =='') $matchperiod = "d"; |
stream_set_timeout($fd, $timeout); |
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stream_set_blocking($fd, 0); |
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$fd=fopen($targetstring, "r"); |
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if ($fd) |
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if ($fd) |
{ |
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{ |
while (!feof($fd)) |
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while (!feof($fd)) |
{ |
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{ |
$buffer=fgets($fd, 4096); |
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$buffer=fgets($fd, 4096); |
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debug("MRTG ReadData: Matching on '${matchvalue}in $matchperiod' and '${matchvalue}out $matchperiod'\n"); |
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if (preg_match("/<\!-- cuin d (\d+) -->/", $buffer, $matches)) { $inbw=$matches[1] * 8; } |
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if (preg_match("/<\!-- ${matchvalue}in $matchperiod ([-+]?\d+\.?\d*) -->/", $buffer, $matches)) { $data[IN] = $matches[1] * 8; } |
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if (preg_match("/<\!-- ${matchvalue}out $matchperiod ([-+]?\d+\.?\d*) -->/", $buffer, $matches)) { $data[OUT] = $matches[1] * 8; } |
if (preg_match("/<\!-- cuout d (\d+) -->/", $buffer, $matches)) { $outbw=$matches[1] * 8; } |
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} |
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} |
fclose($fd); |
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fclose($fd); |
# $data_time = filemtime($targetstring); |
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# don't bother with the modified time if the target is a URL |
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if(! preg_match('/^[a-z]+:\/\//',$targetstring) ) |
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{ |
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$data_time = filemtime($targetstring); |
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} |
} |
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} |
else { |
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else |
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{ |
// some error code to go in here |
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// some error code to go in here |
debug ("MRTG ReadData: Couldn't open ($targetstring). \n"); } |
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debug ("MRTG ReadData: Couldn't open ($targetstring). \n"); |
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} |
debug ("MRTG ReadData: Returning ($inbw,$outbw,$data_time)\n"); |
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if($swap==1) |
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{ |
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debug("MRTG ReadData: Swapping IN and OUT\n"); |
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$t = $data[OUT]; |
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$data[OUT] = $data[IN]; |
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$data[IN] = $t; |
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} |
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if($negate) |
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{ |
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debug("MRTG ReadData: Negating values\n"); |
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$data[OUT] = -$data[OUT]; |
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$data[IN] = -$data[IN]; |
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} |
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debug ("MRTG ReadData: Returning (".($data[IN]===NULL?'NULL':$data[IN]).",".($data[OUT]===NULL?'NULL':$data[OUT]).",$data_time)\n"); |
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return ( array($inbw,$outbw,$data_time) ); |
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return( array($data[IN], $data[OUT], $data_time) ); |
} |
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} |
} |
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} |
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// vim:ts=4:sw=4: |
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// vim:ts=4:sw=4: |
?> |
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?> |
