tech(elastic): use bool conditions for all es queries

docker/blocks/elastic1/elasticsearch.yml

+script.inline: on
+script.indexed: on

docker/blocks/elastic1/fig

+elasticsearch1:
+  image: elasticsearch:1.7.6
+  command: elasticsearch -Des.network.host=0.0.0.0
+  ports:
+    - "11200:9200"
+    - "11300:9300"
+  volumes:
+    - ./blocks/elastic/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml

docker/blocks/elastic5/fig

@@ -4,5 +4,5 @@ elasticsearch5:
   image: elasticsearch:5
   command: elasticsearch
   ports:
-    - "9200:9200"
-    - "9300:9300"
+    - "10200:9200"
+    - "10300:9300"

public/app/plugins/datasource/elasticsearch/datasource.js

@@ -88,7 +88,16 @@ function (angular, _, moment, kbn, ElasticQueryBuilder, IndexPattern, ElasticRes
       }
 
       var queryInterpolated = templateSrv.replace(queryString, {}, 'lucene');
-      var query = { "bool": { "must": [{ "range": range }, { "query_string": { "query": queryInterpolated } }] }};
+      var query = {
+        "bool": {
+          "must": [
+            { "range": range },
+            { "query_string": {
+              "query": queryInterpolated }
+            }
+          ]
+        }
+      };
 
       var data = {
         "query" : query,

public/app/plugins/datasource/elasticsearch/query_builder.js

@@ -76,23 +76,13 @@ function (queryDef) {
 
     for (var i = 0; i < aggDef.settings.filters.length; i++) {
       var query = aggDef.settings.filters[i].query;
-      if (this.esVersion >= 5) {
-        filterObj[query] = {
-          query_string: {
-            query: query,
-            analyze_wildcard: true
-          }
-        };
-      } else {
-        filterObj[query] = {
-          query: {
-            query_string: {
-              query: query,
-              analyze_wildcard: true
-            }
-          }
-        };
-      }
+
+      filterObj[query] = {
+        query_string: {
+          query: query,
+          analyze_wildcard: true
+        }
+      };
     }
 
     return filterObj;
@@ -119,12 +109,7 @@ function (queryDef) {
     }
 
     var i, filter, condition, must;
-
-    if (this.esVersion >= 5) {
-      must = query.query.bool.must;
-    } else {
-      must = query.query.filtered.filter.bool.must;
-    }
+    must = query.query.bool.must;
 
     for (i = 0; i < adhocFilters.length; i++) {
       filter = adhocFilters[i];
@@ -143,42 +128,21 @@ function (queryDef) {
 
     var i, nestedAggs, metric;
     var query = {};
-    if (this.esVersion >= 5) {
-      query = {
-        "size": 0,
-        "query": {
-          "bool": {
-            "must": [
-              {"range": this.getRangeFilter()},
-              {"query_string": {
-                "analyze_wildcard": true,
-                "query": '$lucene_query'
-                }
-              }
-            ]
-          }
-        }
-      };
-    } else {
-      query = {
-        "size": 0,
-        "query": {
-          "filtered": {
-            "query": {
-              "query_string": {
-                "analyze_wildcard": true,
-                "query": '$lucene_query',
-              }
-            },
-            "filter": {
-              "bool": {
-                "must": [{"range": this.getRangeFilter()}]
+    query = {
+      "size": 0,
+      "query": {
+        "bool": {
+          "must": [
+            {"range": this.getRangeFilter()},
+            {"query_string": {
+              "analyze_wildcard": true,
+              "query": '$lucene_query'
               }
             }
-          }
+          ]
         }
-      };
-    }
+      }
+    };
 
     this.addAdhocFilters(query, adhocFilters);
 
@@ -258,47 +222,22 @@ function (queryDef) {
   ElasticQueryBuilder.prototype.getTermsQuery = function(queryDef) {
     var query;
 
-    if (this.esVersion >= 5) {
-      query = {
-        "size": 0,
-        "query": {
-          "bool": {
-            "must": [{"range": this.getRangeFilter()}]
-          }
+    query = {
+      "size": 0,
+      "query": {
+        "bool": {
+          "must": [{"range": this.getRangeFilter()}]
         }
-      };
-
-      if (queryDef.query) {
-        query.query.bool.must.push({
-          "query_string": {
-            "analyze_wildcard": true,
-            "query": queryDef.query,
-          }
-        });
       }
+    };
 
-    } else {
-      query = {
-        "size": 0,
-        "query": {
-          "filtered": {
-            "filter": {
-              "bool": {
-                "must": [{"range": this.getRangeFilter()}]
-              }
-            }
-          }
+    if (queryDef.query) {
+      query.query.bool.must.push({
+        "query_string": {
+          "analyze_wildcard": true,
+          "query": queryDef.query,
         }
-      };
-
-      if (queryDef.query) {
-        query.query.filtered.query = {
-          "query_string": {
-            "analyze_wildcard": true,
-            "query": queryDef.query,
-          }
-        };
-      }
+      });
     }
 
     query.aggs =  {

public/app/plugins/datasource/elasticsearch/specs/datasource_specs.ts

@@ -77,7 +77,7 @@ describe('ElasticDatasource', function() {
 
     it('should json escape lucene query', function() {
       var body = angular.fromJson(parts[1]);
-      expect(body.query.filtered.query.query_string.query).to.be('escape\\:test');
+      expect(body.query.bool.must[1].query_string.query).to.be('escape\\:test');
     });
   });
 

public/app/plugins/datasource/elasticsearch/specs/query_builder_specs.ts

@@ -16,7 +16,7 @@ describe('ElasticQueryBuilder', function() {
       bucketAggs: [{type: 'date_histogram', field: '@timestamp', id: '1'}],
     });
 
-    expect(query.query.filtered.filter.bool.must[0].range["@timestamp"].gte).to.be("$timeFrom");
+    expect(query.query.bool.must[0].range["@timestamp"].gte).to.be("$timeFrom");
     expect(query.aggs["1"].date_histogram.extended_bounds.min).to.be("$timeFrom");
   });
 
@@ -154,8 +154,8 @@ describe('ElasticQueryBuilder', function() {
       ],
     });
 
-    expect(query.aggs["2"].filters.filters["@metric:cpu"].query.query_string.query).to.be("@metric:cpu");
-    expect(query.aggs["2"].filters.filters["@metric:logins.count"].query.query_string.query).to.be("@metric:logins.count");
+    expect(query.aggs["2"].filters.filters["@metric:cpu"].query_string.query).to.be("@metric:cpu");
+    expect(query.aggs["2"].filters.filters["@metric:logins.count"].query_string.query).to.be("@metric:logins.count");
     expect(query.aggs["2"].aggs["4"].date_histogram.field).to.be("@timestamp");
   });
 
@@ -291,7 +291,6 @@ describe('ElasticQueryBuilder', function() {
       {key: 'key1', operator: '=', value: 'value1'}
     ]);
 
-    expect(query.query.filtered.filter.bool.must[1].term["key1"]).to.be("value1");
+    expect(query.query.bool.must[2].term["key1"]).to.be("value1");
   });
-
 });