| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| var App = require('app'); |
| |
| App.MainAdminController = Em.Controller.extend({ |
| name: 'mainAdminController', |
| |
| /** |
| * @type {string} |
| * @default null |
| */ |
| category: null, |
| |
| /** |
| * Check if access page available. |
| * Turn on if YARN service is installed with Application Timeline Server component and TEZ installed too. |
| * |
| * @type {Boolean} |
| */ |
| isAccessAvailable: function () { |
| var dependencies = { |
| services: ['YARN', 'TEZ'] |
| }; |
| var serviceNames = App.Service.find().mapProperty('serviceName') |
| .filter(function (serviceName) { |
| return dependencies.services.contains(serviceName); |
| }); |
| var isAppTimelineServerAvailable = App.HostComponent.find().someProperty('componentName', 'APP_TIMELINE_SERVER'); |
| return (dependencies.services.length === serviceNames.length && isAppTimelineServerAvailable); |
| }.property() |
| }); |