message: add $contrib_path variable to D7 Redis Failover script
diff: @@ -120,12 +120,13 @@ Environment variables are meant to store some common information about Redis.
  Here is a snippet to implement a Redis failover in case of the Redis container not being available \(for example, during maintenance\)
  -The following is inserted into Drupal's active `settings.php` file.
  +The following is inserted into Drupal 7's active `settings.php` file.
  {% tabs %}
  {% tab title="settings.php" %}
  ```text
  -if (getenv('LAGOON') {
  +if (getenv('LAGOON')) {
  + $contrib_path = is_dir('sites/all/modules/contrib') ? 'sites/all/modules/contrib' : 'sites/all/modules';
  $redis = DRUPAL_ROOT . '/sites/all/modules/contrib/redis';
  if (file_exists("$redis/redis.module")) {
  