portainer/app/kubernetes/rest/health.js

angular.module('portainer.kubernetes').factory('KubernetesHealth', [
  '$resource',
  'API_ENDPOINT_ENDPOINTS',
  'EndpointProvider',
  function KubernetesHealthFactory($resource, API_ENDPOINT_ENDPOINTS, EndpointProvider) {
    'use strict';
    return $resource(
      API_ENDPOINT_ENDPOINTS + '/:endpointId/kubernetes/healthz',
      {
        endpointId: EndpointProvider.endpointID,
      },
      {
        ping: { method: 'GET', timeout: 15000 },
      }
    );
  },
]);