sed -i 's/\/proc\/net\/dev/\/var\/cache\/siec.txt/'

sed: can't read -: Nie ma takiego pliku ani katalogu

  function network () {
    $results = array();

    system("sudo /usr/local/sbin/read_ifstat");
    if ($fd = fopen('/var/local/ifstat', 'r')) {
      while ($buf = fgets($fd, 4096)) {
        if (preg_match('/:/', $buf)) {
          list($dev_name, $stats_list) = preg_split('/:/', $buf, 2);
          $stats = preg_split('/\s+/', trim($stats_list));
          $results[$dev_name] = array();

          $results[$dev_name]['rx_bytes'] = $stats[0];
          $results[$dev_name]['rx_packets'] = $stats[1];
          $results[$dev_name]['rx_errs'] = $stats[2];
          $results[$dev_name]['rx_drop'] = $stats[3];
          $results[$dev_name]['rx_frame'] = $stats[5];

          $results[$dev_name]['tx_bytes'] = $stats[8];
          $results[$dev_name]['tx_packets'] = $stats[9];
          $results[$dev_name]['tx_errs'] = $stats[10];
          $results[$dev_name]['tx_drop'] = $stats[11];
          $results[$dev_name]['tx_cols'] = $stats[13];
          $results[$dev_name]['tx_carrier'] = $stats[14];

          $results[$dev_name]['errs'] = $stats[2] + $stats[10];
          $results[$dev_name]['drop'] = $stats[3] + $stats[11];
        }
      }
    } else {
      echo "'/proc/net/dev' not readable";
    }
    return $results;
  }

#!/bin/bash

cat /proc/net/dev > /var/local/ifstat

nobody ALL=NOPASSWD:/usr/local/sbin/read_ifstat

Warning: fopen(/var/local/ifstat): failed to open stream: No such file or directory in /home/httpd/html/.admin/phpsysinfo/includes/os/class.Linux.inc.php on line 438
'/proc/net/dev' not readable
Warning: Cannot modify header information - headers already sent by (output started at /home/httpd/html/.admin/phpsysinfo/includes/os/class.Linux.inc.php:438) in /home/httpd/html/.admin/phpsysinfo/includes/system_header.php on line 31

Warning: Cannot modify header information - headers already sent by (output started at /home/httpd/html/.admin/phpsysinfo/includes/os/class.Linux.inc.php:438) in /home/httpd/html/.admin/phpsysinfo/includes/system_header.php on line 35

nobody ALL=NOPASSWD:/usr/local/sbin/read_ifstat