| /** |
| * 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'); |
| |
| /** |
| * Base class for any heatmap metric. |
| * |
| * This class basically provides the following for each heatmap metric. |
| * <ul> |
| * <li> Provides number of slots in which temperature can fall. |
| * <li> Maintains the maximum value so as to scale slot ranges. |
| * <li> Gets JSON data from server and maps response for all hosts into above |
| * slots. |
| * </ul> |
| * |
| */ |
| App.MainChartHeatmapMemoryUsedMetric = App.MainChartHeatmapMetric.extend({ |
| name: 'Memory Used %', |
| maximumValue: 100, |
| defaultMetric: 'metrics.memory', |
| units: '%', |
| slotDefinitionLabelSuffix: '%', |
| metricMapper: function (json) { |
| var hostToValueMap = {}; |
| var metricName = this.get('defaultMetric'); |
| if (json.items) { |
| var props = metricName.split('.'); |
| json.items.forEach(function (item) { |
| var value = item; |
| props.forEach(function (prop) { |
| if (value != null && prop in value) { |
| value = value[prop]; |
| } else { |
| value = null; |
| } |
| }); |
| if (value != null) { |
| var total = value.mem_total; |
| var used = value.mem_total - value.mem_free; |
| value = ((used * 100) / total).toFixed(1); |
| var hostName = item.Hosts.host_name; |
| hostToValueMap[hostName] = value; |
| } |
| }); |
| } |
| return hostToValueMap; |
| } |
| }); |