[TSVB] Series Filter (#14696)

- Add filter to timeseries config
- Add filter to global series
- Add test for series filter

src/core_plugins/metrics/public/components/series_config.js

@@ -60,6 +60,18 @@ export const SeriesConfig = props => {
             disabled={!model.override_index_pattern}
           />
         </div>
+        <div className="vis_editor__series_config-row">
+          <label className="vis_editor__label" htmlFor={htmlId('series_filter')}>
+            Filter
+          </label>
+          <input
+            id={htmlId('series_filter')}
+            className="vis_editor__input-grows"
+            type="text"
+            onChange={handleTextChange('filter')}
+            value={model.filter}
+          />
+        </div>
       </div>
     </div>
   );

src/core_plugins/metrics/public/components/vis_types/timeseries/config.js

@@ -277,6 +277,18 @@ function TimeseriesConfig(props) {
             with-interval={true}
           />
         </div>
+        <div className="vis_editor__series_config-row">
+          <label className="vis_editor__label" htmlFor={htmlId('series_filter')}>
+            Filter
+          </label>
+          <input
+            id={htmlId('series_filter')}
+            className="vis_editor__input-grows"
+            type="text"
+            onChange={handleTextChange('filter')}
+            value={model.filter}
+          />
+        </div>
       </div>
     </div>
   );

src/core_plugins/metrics/server/lib/vis_data/request_processors/series/__tests__/query.js

@@ -124,6 +124,35 @@ describe('query(req, panel, series)', () => {
     });
   });
 
+  it('returns doc with series filter', () => {
+    series.filter = 'host:web-server';
+    const next = doc => doc;
+    const doc = query(req, panel, series)(next)({});
+    expect(doc).to.eql({
+      size: 0,
+      query: {
+        bool: {
+          must: [
+            {
+              range: {
+                timestamp: {
+                  gte: 1483228800000,
+                  lte: 1483232400000,
+                  format: 'epoch_millis'
+                }
+              }
+            },
+            {
+              query_string: {
+                query: series.filter,
+                analyze_wildcard: true
+              }
+            }
+          ]
+        }
+      }
+    });
+  });
   it('returns doc with panel filter and global', () => {
     req.payload.filters = [
       {

src/core_plugins/metrics/server/lib/vis_data/request_processors/series/query.js

@@ -37,6 +37,15 @@ export default function query(req, panel, series) {
       });
     }
 
+    if (series.filter) {
+      doc.query.bool.must.push({
+        query_string: {
+          query: series.filter,
+          analyze_wildcard: true
+        }
+      });
+    }
+
     return next(doc);
 
   };