fix(influxdb): fix for timerange

pkg/tsdb/influxdb/models.go

 package influxdb
 
-import "github.com/grafana/grafana/pkg/tsdb"
-
 type Query struct {
 	Measurement  string
 	Policy       string
@@ -10,8 +8,7 @@ type Query struct {
 	GroupBy      []*QueryPart
 	Selects      []*Select
 
-	Interval  string
-	TimeRange tsdb.TimeRange
+	Interval string
 }
 
 type Tag struct {

pkg/tsdb/influxdb/query_builder.go

@@ -33,18 +33,18 @@ func (*QueryBuilder) Build(query *Query, queryContext *tsdb.QueryContext) (strin
 	res := renderSelectors(query)
 	res += renderMeasurement(query)
 	res += renderWhereClause(query)
-	res += renderTimeFilter(query)
+	res += renderTimeFilter(query, queryContext)
 	res += renderGroupBy(query)
 
 	return res, nil
 }
 
-func renderTimeFilter(query *Query) string {
-	from := "now() - " + query.TimeRange.From
+func renderTimeFilter(query *Query, queryContext *tsdb.QueryContext) string {
+	from := "now() - " + queryContext.TimeRange.From
 	to := ""
 
-	if query.TimeRange.To != "now" && query.TimeRange.To != "" {
-		to = " and time < now() - " + strings.Replace(query.TimeRange.To, "now-", "", 1)
+	if queryContext.TimeRange.To != "now" && queryContext.TimeRange.To != "" {
+		to = " and time < now() - " + strings.Replace(queryContext.TimeRange.To, "now-", "", 1)
 	}
 
 	return fmt.Sprintf("time > %s%s", from, to)

pkg/tsdb/influxdb/query_builder_test.go

@@ -22,7 +22,7 @@ func TestInfluxdbQueryBuilder(t *testing.T) {
 		tag2 := &Tag{Key: "hostname", Value: "server2", Operator: "=", Condition: "OR"}
 
 		queryContext := &tsdb.QueryContext{
-			TimeRange: tsdb.NewTimeRange("now-5m", "now"),
+			TimeRange: tsdb.NewTimeRange("5m", "now"),
 		}
 
 		Convey("can build simple query", func() {
@@ -32,7 +32,6 @@ func TestInfluxdbQueryBuilder(t *testing.T) {
 				Policy:      "policy",
 				GroupBy:     []*QueryPart{groupBy1, groupBy2},
 				Interval:    "10s",
-				TimeRange:   tsdb.TimeRange{From: "5m"},
 			}
 
 			rawQuery, err := builder.Build(query, queryContext)
@@ -47,23 +46,24 @@ func TestInfluxdbQueryBuilder(t *testing.T) {
 				GroupBy:     []*QueryPart{groupBy1},
 				Tags:        []*Tag{tag1, tag2},
 				Interval:    "5s",
-				TimeRange:   tsdb.TimeRange{From: "1h", To: "now-1m"},
 			}
 
 			rawQuery, err := builder.Build(query, queryContext)
 			So(err, ShouldBeNil)
-			So(rawQuery, ShouldEqual, `SELECT mean("value") FROM "cpu" WHERE "hostname" = 'server1' OR "hostname" = 'server2' AND time > now() - 1h and time < now() - 1m GROUP BY time(10s)`)
+			So(rawQuery, ShouldEqual, `SELECT mean("value") FROM "cpu" WHERE "hostname" = 'server1' OR "hostname" = 'server2' AND time > now() - 5m GROUP BY time(10s)`)
 		})
 
 		Convey("can render time range", func() {
+			query := Query{}
 			Convey("render from: 2h to now-1h", func() {
-				query := Query{TimeRange: tsdb.TimeRange{From: "2h", To: "now-1h"}}
-				So(renderTimeFilter(&query), ShouldEqual, "time > now() - 2h and time < now() - 1h")
+				query := Query{}
+				queryContext := &tsdb.QueryContext{TimeRange: tsdb.NewTimeRange("2h", "now-1h")}
+				So(renderTimeFilter(&query, queryContext), ShouldEqual, "time > now() - 2h and time < now() - 1h")
 			})
 
 			Convey("render from: 10m", func() {
-				query := Query{TimeRange: tsdb.TimeRange{From: "10m"}}
-				So(renderTimeFilter(&query), ShouldEqual, "time > now() - 10m")
+				queryContext := &tsdb.QueryContext{TimeRange: tsdb.NewTimeRange("10m", "now")}
+				So(renderTimeFilter(&query, queryContext), ShouldEqual, "time > now() - 10m")
 			})
 		})
 	})