entityconnect-8.x-2.0-rc1/entityconnect.install

<?php

/**
 * @file
 * Install, update and uninstall functions for the entityconnect module.
 */

use Drupal\user\Entity\Role;

/**
 * Implements hook_install().
 *
 * Grant new permission to roles having 'access admin pages' permission.
 */
function entityconnect_install() {
  /** @var \Drupal\user\RoleInterface[] $roles */
  $roles = Role::loadMultiple();
  foreach ($roles as $role) {
    if ($role->hasPermission('access administration pages')) {
      $role->grantPermission('administer entityconnect');
      $role->save();
    }
  }
}