fix: elasticsearch with template variable with terms agg on IP field, fixes #8662

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

@@ -323,26 +323,27 @@ function (angular, _, moment, kbn, ElasticQueryBuilder, IndexPattern, ElasticRes
 
         var buckets = res.responses[0].aggregations["1"].buckets;
         return _.map(buckets, function(bucket) {
-          return {text: bucket.key, value: bucket.key};
+          return {
+            text: bucket.key_as_string || bucket.key,
+            value: bucket.key
+          };
         });
       });
     };
 
     this.metricFindQuery = function(query) {
       query = angular.fromJson(query);
-      query.query = templateSrv.replace(query.query || '*', {}, 'lucene');
-      if ('field' in query) {
-        query.field = templateSrv.replace(query.field, {}, 'lucene');
-      }
-
       if (!query) {
         return $q.when([]);
       }
 
       if (query.find === 'fields') {
+        query.field = templateSrv.replace(query.field, {}, 'lucene');
         return this.getFields(query);
       }
+
       if (query.find === 'terms') {
+        query.query = templateSrv.replace(query.query || '*', {}, 'lucene');
         return this.getTerms(query);
       }
     };

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

@@ -248,7 +248,7 @@ describe('ElasticDatasource', function() {
   });
 
   describe('When issuing metricFind query on es5.x', function() {
-    var requestOptions, parts, header, body;
+    var requestOptions, parts, header, body, results;
 
     beforeEach(function() {
       createDatasource({url: 'http://es.com', index: 'test', jsonData: {esVersion: '5'}});
@@ -257,12 +257,26 @@ describe('ElasticDatasource', function() {
         requestOptions = options;
         return ctx.$q.when({
           data: {
-                responses: [{aggregations: {"1": [{buckets: {text: 'test', value: '1'}}]}}]
+            responses: [
+              {
+                aggregations: {
+                  "1": {
+                    buckets: [
+                      {doc_count: 1, key: 'test'},
+                      {doc_count: 2, key: 'test2', key_as_string: 'test2_as_string'},
+                    ]
+                  }
+                }
+              }
+            ]
           }
         });
       };
 
-      ctx.ds.metricFindQuery('{"find": "terms", "field": "test"}');
+      ctx.ds.metricFindQuery('{"find": "terms", "field": "test"}').then(res => {
+        results = res;
+      });
+
       ctx.$rootScope.$apply();
 
       parts = requestOptions.data.split('\n');
@@ -270,6 +284,15 @@ describe('ElasticDatasource', function() {
       body = angular.fromJson(parts[1]);
     });
 
+    it('should get results', function() {
+      expect(results.length).to.eql(2);
+    });
+
+    it('should use key or key_as_string', function() {
+      expect(results[0].text).to.eql('test');
+      expect(results[1].text).to.eql('test2_as_string');
+    });
+
     it('should not set search type to count', function() {
       expect(header.search_type).to.not.eql('count');
     });