memcache simplesamlphp config

gistfile1.php

<?php
// All custom changes below. Modify as needed.
// Defines account specific settings.

// Set some security and other configs that are set above, however we
// overwrite them here to keep all changes in one area
$config['technicalcontact_name'] = "Your Name";
$config['technicalcontact_email'] = "[email protected]";

// Change these for your installation
$config['secretsalt'] = 'y0h9d13pki9qdhfm3l5nws4jjn55j6hj';
$config['auth.adminpassword'] = 'mysupersecret';

// Prevent Varnish from interfering with SimpleSAMLphp.
setcookie('NO_CACHE', '1');

// Non-Acquia environments are set to "local".
if (empty($_ENV['AH_SITE_ENVIRONMENT'])) {
  $_ENV['AH_SITE_ENVIRONMENT'] = 'local';
}

// The library gets config for the current environment dynamically.
if ($_ENV['AH_SITE_ENVIRONMENT'] != 'local') {

  $memcache_servers = get_memcache_servers();
  $config['store.type'] = 'memcache';
  $config['memcache_store.servers'] = array($memcache_servers);

  // Set log location, as specified by Acquia
  $config['logging.handler'] = 'file';
  $config['loggingdir'] = '/mnt/tmp/' . $_ENV['AH_SITE_NAME'];
  $config['logging.logfile'] = 'simplesamlphp-' . date("Ymd") . '.log';

  // Set baseurlpath to be available correctly for each environment
  $config['baseurlpath'] = 'https://'.$_SERVER["HTTP_HOST"].'/simplesaml/';
}
else {
  // add any local configuration here
}

function get_config_info() {
  $config_json = file_get_contents('/var/www/site-php/' . $_ENV['AH_SITE_NAME'] . '/config.json');
  $config = json_decode($config_json, TRUE);
  return $config;
}

function get_memcache_servers() {
  $config = get_config_info();
  $memcache_servers = array();
  foreach ($config['memcached_servers'] as $memcache_server) {
    $split = preg_split('/:/', $memcache_server);
    $memcache_servers[] = array ('hostname' => $split[0], 'port' => $split[1]);
  }
  return $memcache_servers;
}