Std dev

src/kibana/components/agg_types/_agg_type.js

@@ -15,13 +15,21 @@ define(function (require) {
     function AggType(config) {
 
       /**
-       * the unique, unchanging, name that elasticsearch has assigned this aggType
+       * the unique, unchanging, name that we have assigned this aggType
        *
        * @property name
        * @type {string}
        */
       this.name = config.name;
 
+      /**
+       * the name of the elasticsearch aggregation that this aggType represents. Usually just this.name
+       *
+       * @property name
+       * @type {string}
+       */
+      this.dslName = config.dslName || config.name;
+
       /**
        * the user friendly name that will be shown in the ui for this aggType
        *

src/kibana/components/agg_types/index.js

@@ -9,7 +9,7 @@ define(function (require) {
         Private(require('components/agg_types/metrics/sum')),
         Private(require('components/agg_types/metrics/min')),
         Private(require('components/agg_types/metrics/max')),
-        Private(require('components/agg_types/metrics/extended_stats')),
+        Private(require('components/agg_types/metrics/std_deviation')),
         Private(require('components/agg_types/metrics/cardinality')),
         Private(require('components/agg_types/metrics/percentiles'))
       ],

src/kibana/components/agg_types/metrics/std_deviation.js

@@ -0,0 +1,44 @@
+define(function (require) {
+  return function AggTypeMetricStandardDeviationProvider(Private) {
+    var _ = require('lodash');
+    var MetricAggType = Private(require('components/agg_types/metrics/_metric_agg_type'));
+    var getResponseAggConfig = Private(require('components/agg_types/metrics/_get_response_agg_config'));
+
+    var valueProps = {
+      makeLabel: function () {
+        var title = 'Average';
+        if (this.key === 'std_deviation_bounds.lower') title = 'Lower Standard Deviation';
+        if (this.key === 'std_deviation_bounds.upper') title = 'Upper Standard Deviation';
+        return title + ' of ' + this.fieldDisplayName();
+      }
+    };
+
+    return new MetricAggType({
+      name: 'std_dev',
+      dslName: 'extended_stats',
+      title: 'Standard Deviation',
+      makeLabel: function (agg) {
+        return 'Standard Deviation of ' + agg.fieldDisplayName();
+      },
+      params: [
+        {
+          name: 'field',
+          filterFieldTypes: 'number'
+        }
+      ],
+
+      getResponseAggs: function (agg) {
+        var ValueAggConfig = getResponseAggConfig(agg, valueProps);
+        return [
+          new ValueAggConfig('std_deviation_bounds.lower'),
+          new ValueAggConfig('avg'),
+          new ValueAggConfig('std_deviation_bounds.upper')
+        ];
+      },
+
+      getValue: function (agg, bucket) {
+        return _.get(bucket[agg.parentId], agg.key);
+      }
+    });
+  };
+});

src/kibana/components/vis/_agg_config.js

@@ -201,7 +201,7 @@ define(function (require) {
       var output = this.write();
 
       var configDsl = {};
-      configDsl[this.type.name] = output.params;
+      configDsl[this.type.dslName || this.type.name] = output.params;
 
       // if the config requires subAggs, write them to the dsl as well
       if (output.subAggs) {

src/kibana/plugins/vis_types/vislib/area.js

@@ -28,6 +28,7 @@ define(function (require) {
           name: 'metric',
           title: 'Y-Axis',
           min: 1,
+          aggFilter: '!std_deviation',
           defaults: [
             { schema: 'metric', type: 'count' }
           ]

src/kibana/plugins/vis_types/vislib/histogram.js

@@ -26,6 +26,7 @@ define(function (require) {
           name: 'metric',
           title: 'Y-Axis',
           min: 1,
+          aggFilter: '!std_deviation',
           defaults: [
             { schema: 'metric', type: 'count' }
           ]

tasks/config/esvm.js

@@ -2,15 +2,19 @@ module.exports = function (grunt) {
   var join = require('path').join;
   var rel = require('path').join.bind(null, grunt.config.get('root'));
   var directory = join(grunt.config.get('root'), 'esvm');
+  var dataDir = join(directory, 'data_dir');
 
   return {
     options: {
       directory: directory,
-      version: '1.4.2',
+      version: '1.4.3',
       plugins: [
         'elasticsearch/marvel/latest'
       ],
       config: {
+        path: {
+          data: dataDir
+        },
         network: {
           host: '127.0.0.1'
         },

test/unit/specs/components/agg_types/index.js

@@ -5,8 +5,7 @@ define(function (require) {
       require('specs/components/agg_types/_agg_params'),
       require('specs/components/agg_types/_bucket_count_between'),
       require('specs/components/agg_types/buckets/_histogram'),
-      require('specs/components/agg_types/buckets/_date_histogram'),
-      require('specs/components/agg_types/metrics/_extended_stats')
+      require('specs/components/agg_types/buckets/_date_histogram')
     ].forEach(function (s) {
       describe(s[0], s[1]);
     });