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#!/usr/local/bin/php -f
<?php
if(empty($argv[1])) {
echo "No modem device given \n";
exit(0);
}
/* Huawei example */
$device = "/dev/{$argv[1]}";
$statfile = "/tmp/3gstats.{$argv[2]}";
$header = "#seconds,rssi,mode,upstream,downstream,sentbytes,receivedbyts,bwupstream,bwdownstream\n";
$i = 0;
$record = array();
$handle = fopen($device, "r");
if(! $handle) {
echo "Can not open modem stats device\n";
exit(1);
}
while(true) {
$string = "";
$string = fgets($handle, 256);
$elements = array();
$elements = split(":", $string);
$elements[0] = trim($elements[0]);
$elements[1] = trim($elements[1]);
switch($elements[0]) {
case "^RSSI":
$record['rssi'] = $elements[1];
break;
case "^DSFLOWRPT":
$items = array();
$items = split(",", $elements[1]);
$record['bwdownstream'] = 0;
$record['bwdownstream'] = 0;
$record['time'] = hexdec($items[0]);
$record['upstream'] = hexdec($items[1]);
$record['downstream'] = hexdec($items[2]);
$record['sent'] = hexdec($items[3]);
$record['received'] = hexdec($items[4]);
$record['bwupstream'] = hexdec($items[5]);
$record['bwdownstream'] = hexdec($items[6]);
break;
}
if($i > 10) {
$csv = $header . "{$record['time']},{$record['rssi']},{$record['mode']},{$record['upstream']},{$record['downstream']},{$record['sent']},{$record['received']},{$record['bwupstream']},{$record['bwdownstream']}\n";
file_put_contents($statfile, $csv);
$i = 0;
}
$i++;
}
fclose($handle);
?>
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