cloud-8.x-2.0-beta1/modules/cloud_service_providers/docker/docker.install

<?php

/**
 * @file
 * Install file for docker module.
 */

/**
 * Set the default unix socket and api version.
 */
function docker_update_8201() {
  $config = \Drupal::configFactory()->getEditable('docker.settings');
  $config->set('docker_api_version', '1.39');
  $config->set('docker_unix_socket', '/var/run/docker.sock');
  $config->save();
}