third_party/WebKit/LayoutTests/http/tests/resources/load-and-stall.php

   1 <?php
   2 $name = $_GET['name'];
   3 $stallAt = $_GET['stallAt'];
   4 $stallFor = $_GET['stallFor'];
   5 $mimeType = $_GET['mimeType'];
   6
   7 $file = fopen($name, "rb");
   8 if (!$file)
   9     die("Cannot open file.");
  10
  11 header("Content-Type: " . $mimeType);
  12 header("Content-Length: " . filesize($name));
  13
  14 if (isset($stallAt) && isset($stallFor)) {
  15     $stallAt = (int)$stallAt;
  16     if ($stallAt > filesize($name))
  17         die("Incorrect value for stallAt.");
  18     $written = 0;
  19     while ($written < $stallAt) {
  20         $write = 1024;
  21         if ($write > $stallAt - $written)
  22             $write = $stallAt - $written;
  23
  24         echo(fread($file, $write));
  25         $written += $write;
  26         flush();
  27         ob_flush();
  28     }
  29     usleep($stallFor * 1000000);
  30     echo(fread($file, filesize($name) - $stallAt));
  31 } else {
  32     echo(fread($file, filesize($name)));
  33 }
  34 flush();
  35 ob_flush();
  36 fclose($file);
  37 ?>