Issue #3257162 by mikeytown2: https loopback failure

// Queue up the request.

httprl_request('http://drupal.org/');

// Execute request.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo out the results.

echo httprl_pr($response);

echo httprl_pr($request);

?>

// Queue up the request.

httprl_request('http://drupal.org/robots.txt');

// Execute request.

$response = httprl_send_request();

$request = httprl_send_request();

// Save file if we got a 200 back.

if ($response['http://drupal.org/robots.txt']->code == 200) {

  file_put_contents('/tmp/robots.txt', $response['http://drupal.org/robots.txt']->data);

if ($request['http://drupal.org/robots.txt']->code == 200) {

  file_put_contents('/tmp/robots.txt', $request['http://drupal.org/robots.txt']->data);

}

?>

httprl_request($url_front, $options);

httprl_request($url_node, $options);

// Execute requests.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo out the results.

echo httprl_pr($response);

echo httprl_pr($request);

?>

**Non Blocking HTTP Operations**

Request 10 URLs in a non blocking manner on this server. Checkout watchdog as

this should generate 10 404s and the $response object won't contain much info.

this should generate 10 404s and the $request object won't contain much info.

<?php

// Set the blocking mode.

  httprl_request($url, $options);

}

// Execute requests.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo out the results.

echo httprl_pr($response);

echo httprl_pr($request);

?>

// Queue up the requests.

httprl_request($urls, $options);

// Execute requests.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo out the results.

echo httprl_pr($response);

echo httprl_pr($request);

?>

// Queue up the requests.

httprl_request($urls, $options);

// Execute requests.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo out the results.

echo httprl_pr($response);

echo httprl_pr($request);

?>

// Queue up the requests.

httprl_request($urls, $options);

// Execute requests.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo out the results.

echo httprl_pr($response);

echo httprl_pr($request);

?>

// Queue up the request.

httprl_request($url_front, $options);

// Execute request.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo returned value from function callback.

echo $x;

// Queue up the request.

httprl_request($url_front, $options);

// Execute request.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo returned value from function callback.

echo $x;

// Queue up the request.

httprl_request($url_front, $options);

// Execute request.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo what was returned and printed from function callback.

echo $x . "<br />\n";

httprl_request($urls, $options);

// Execute requests.

$response = httprl_send_request();

$requests = httprl_send_request();

// Print what was done.

echo httprl_pr($response);

echo httprl_pr($requests);

function need_two_good_results($id, &$responses) {

  static $counter = 0;

// Queue up the request.

httprl_request($url_front, $options);

// Execute request.

$response = httprl_send_request();

$request = httprl_send_request();

// Echo what was returned.

echo httprl_pr($response);

echo httprl_pr($request);

?>

httprl_request($urls, $options);

// Execute request.

echo round(timer_read('page')/1000, 3) . " - Time taken to get requests ready.<br> \n";

$response = httprl_send_request();

echo strtoupper(var_export($response, TRUE)) . " - Output from first httprl_send_request() call<br> \n";

$request = httprl_send_request();

echo strtoupper(var_export($request, TRUE)) . " - Output from first httprl_send_request() call<br> \n";

echo round(timer_read('page')/1000, 3) . " - Time taken to send out all fwrites().<br> \n";

sleep(2);

echo round(timer_read('page')/1000, 3) . " - Time taken for sleep(2).<br> \n";

$response = httprl_send_request();

$request = httprl_send_request();

echo round(timer_read('page')/1000, 3) . " - Time taken for all freads().<br> \n";

echo "Output from second httprl_send_request() below:<br> \n<br> \n";

echo httprl_pr($response);

echo httprl_pr($request);

?>

    }

  }

  // If on 64bit system give php 3 GB of ram.

  if (PHP_INT_SIZE > 4) {

    $current_memory_limit = @ini_get('memory_limit');

    $current_size = parse_size($memory_limit);

    $new_memory_limit = httprl_variable_get('httprl_async_mem_limit', HTTPRL_ASYNC_MEM_LIMIT)

    $new_size = parse_size($new_memory_limit);

    if ($new_size > $current_size) {

      @ini_set('memory_limit', $new_memory_limit);

    }

  }

  // Run the function.

  if (!empty($_POST['function'])) {

    $data = httprl_run_function($_POST['function'], $args);

        && ip2long($hostname) === FALSE

        && httprl_variable_get('httprl_server_hostname', FALSE) != $hostname

        ) {

      $msg = $t('The "Host name of the server to send all self server requests to" setting needs to be changed to @hostname on the <a href="@url">configuration page</a>,', array(

      $msg = $t('The "IP Address to send all self server requests to" setting needs to be changed to @hostname on the <a href="@url">configuration page</a>,', array(

        '@url' => url('admin/config/development/httprl'),

        '@hostname' => $hostname,

      ));

 */

define('HTTPRL_SERVER_PORT', '');

/**

 * Just for loopback 127.0.0.1; ignore SSL errors allowing the connection.

 */

define('HTTPRL_LOOPBACK_IGNORE_SSL_ERRORS', TRUE);

/**

 * If on 64bit system give php 3 GB of ram for async callbacks.

 */

define('HTTPRL_ASYNC_MEM_LIMIT', '3G');

/**

 * Implements hook_url_inbound_alter().

 */

      $timeout += $result->options['connect_timeout'];

    }

    // Check for timeout here in the connection loop.

    $now_time = microtime(TRUE);

    $running_time = $now_time - $start_time;

    if ($running_time > $timeout) {

      break;

    }

    ini_set('default_socket_timeout', $timeout);

    // Open the connection.

    if (empty($result->options['context'])) {

      $result->fp = @stream_socket_client($result->socket, $errno, $errstr, $timeout, $result->flags);

      continue;

    }

    if (!empty($result->cached)) {

    if (!empty($result->cached->url)) {

      // Used the cached data.

      $output[$result->cached->url] = $result->cached;

      unset($responses[$id]);

    'method' => 'POST',

    'referrer' => 'TRUE',

  );

  if (empty($callback_options['context']) && httprl_variable_get('httprl_loopback_ignore_ssl_errors', HTTPRL_LOOPBACK_IGNORE_SSL_ERRORS)) {

    // Set context for loopback 127.0.0.1 to ignore any SSL issues.

    $drupal_ssl_context_options = array(

      'verify_peer' => FALSE,

      'verify_peer_name' => FALSE,

      'allow_self_signed' => TRUE,

    );

    $options['context'] = stream_context_create(['ssl' => $drupal_ssl_context_options]);

  }

  if (isset($callback_options['printed'])) {

    $options['internal_states']['background_function_printed'] = &$callback_options['printed'];

  }