Code coverage report for app/controllers/main/admin/highAvailability/nameNode/step6_controller.js

Statements: 100% (33 / 33)      Branches: 93.75% (15 / 16)      Functions: 100% (9 / 9)      Lines: 100% (33 / 33)      Ignored: none     

All files » app/controllers/main/admin/highAvailability/nameNode/ » step6_controller.js
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"use strict";
 
;require.register("controllers/main/admin/highAvailability/nameNode/step6_controller", function (exports, require, module) {
  /**
   * 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.HighAvailabilityWizardStep6Controller = Em.Controller.extend({
 
    name: "highAvailabilityWizardStep6Controller",
 
    POLL_INTERVAL: 1000,
 
    MINIMAL_JOURNALNODE_COUNT: 3,
 
    /**
     * Define whether next button should be enabled
     * @type {Boolean}
     */
    isNextEnabled: false,
 
    /**
     * Counter of initialized JournalNodes
     * @type {Number}
     */
    initJnCounter: 0,
 
    /**
     * Counter of completed requests
     * @type {Number}
     */
    requestsCounter: 0,
 
    /**
     * Define whether are some not started JournalNodes
     * @type {Boolean}
     */
    hasStoppedJNs: false,
 
    /**
     * Current status for step.
     * waiting - for waiting for initializing
     * done - for completed initializing check
     * journalnode_stopped - if there are stopped JournalNode
     * @type {String}
     */
    status: 'waiting',
 
    loadStep: function loadStep() {
      this.set('status', 'waiting');
      this.set('isNextEnabled', false);
      this.pullCheckPointStatus();
    },
 
    pullCheckPointStatus: function pullCheckPointStatus() {
      this.set('initJnCounter', 0);
      this.set('requestsCounter', 0);
      this.set('hasStoppedJNs', false);
      var hostNames = this.get('content.masterComponentHosts').filterProperty('component', "JOURNALNODE").mapProperty('hostName');
      hostNames.forEach(function (hostName) {
        this.pullEachJnStatus(hostName);
      }, this);
    },
 
    pullEachJnStatus: function pullEachJnStatus(hostName) {
      return App.ajax.send({
        name: 'admin.high_availability.getJnCheckPointStatus',
        sender: this,
        data: {
          hostName: hostName
        },
        success: 'checkJnCheckPointStatus'
      });
    },
 
    checkJnCheckPointStatus: function checkJnCheckPointStatus(data) {
      var journalStatusInfo;
      var initJnCounter = 0;
 
      if (data.metrics && data.metrics.dfs) {
        journalStatusInfo = $.parseJSON(data.metrics.dfs.journalnode.journalsStatus);
        Eif (journalStatusInfo[this.get('content.nameServiceId')] && journalStatusInfo[this.get('content.nameServiceId')].Formatted === "true") {
          initJnCounter = this.incrementProperty('initJnCounter');
        }
      } else {
        this.set('hasStoppedJNs', true);
      }
 
      if (this.incrementProperty('requestsCounter') === this.MINIMAL_JOURNALNODE_COUNT) {
        this.resolveJnCheckPointStatus(initJnCounter);
      }
    },
 
    resolveJnCheckPointStatus: function resolveJnCheckPointStatus(initJnCounter) {
      var self = this;
      if (initJnCounter === this.MINIMAL_JOURNALNODE_COUNT) {
        this.set('status', 'done');
        this.set('isNextEnabled', true);
      } else {
        if (this.get('hasStoppedJNs')) {
          this.set('status', 'journalnode_stopped');
        } else {
          this.set('status', 'waiting');
        }
        window.setTimeout(function () {
          self.pullCheckPointStatus();
        }, self.POLL_INTERVAL);
      }
    },
 
    done: function done() {
      if (this.get('isNextEnabled')) {
        App.router.send('next');
      }
    }
 
  });
});