Testing kariosdb datasource, hm.. needs a lot of work

pkg/api/frontendsettings.go

 package api
 
 import (
-	"errors"
-	"fmt"
 	"strconv"
 
 	"github.com/grafana/grafana/pkg/bus"
+	"github.com/grafana/grafana/pkg/log"
 	"github.com/grafana/grafana/pkg/middleware"
 	m "github.com/grafana/grafana/pkg/models"
 	"github.com/grafana/grafana/pkg/plugins"
@@ -45,7 +44,8 @@ func getFrontendSettingsMap(c *middleware.Context) (map[string]interface{}, erro
 
 		meta, exists := plugins.DataSources[ds.Type]
 		if !exists {
-			return nil, errors.New(fmt.Sprintf("Could not find plugin definition for data source: %v", ds.Type))
+			log.Error(3, "Could not find plugin definition for data source: %v", ds.Type)
+			continue
 		}
 
 		dsMap["meta"] = meta

src/app/plugins/datasource/kairosdb/partials/config.html

+<div ng-include="httpConfigPartialSrc"></div>

src/app/plugins/datasource/kairosdb/plugin.json

+{
+  "pluginType": "datasource",
+  "name": "KairosDB",
+
+  "type": "kairosdb",
+  "serviceName": "KairosDBDatasource",
+
+  "module": "plugins/datasource/kairosdb/datasource",
+
+  "partials": {
+    "config": "app/plugins/datasource/kairosdb/partials/config.html",
+    "query": "app/plugins/datasource/kairosdb/partials/query.editor.html"
+  },
+
+  "metrics": true,
+  "annotations": false
+}