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stackdriver: adds support for primary aggregations

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WIP: Hardcoded values for the aligner and alignment period. Need
to set the aligment period to the closest min interval and
research the aligner more.
This commit is contained in:
Daniel Lee
2018-09-12 00:24:59 +02:00
parent 0b5783563e
commit f4fe26c659
6 changed files with 146 additions and 26 deletions
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48
pkg/tsdb/stackdriver/stackdriver_test.go
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@ -17,7 +17,7 @@ func TestStackdriver(t *testing.T) {
Convey("Stackdriver", t, func() {
executor := &StackdriverExecutor{}
Convey("Parse query from frontend", func() {
Convey("Parse queries from frontend and build Stackdriver API queries", func() {
fromStart := time.Date(2018, 3, 15, 13, 0, 0, 0, time.UTC).In(time.Local)
tsdbQuery := &tsdb.TsdbQuery{
TimeRange: &tsdb.TimeRange{
@ -34,17 +34,43 @@ func TestStackdriver(t *testing.T) {
},
},
}
queries, err := executor.parseQueries(tsdbQuery)
So(err, ShouldBeNil)
So(len(queries), ShouldEqual, 1)
So(queries[0].RefID, ShouldEqual, "A")
So(queries[0].Target, ShouldEqual, "target")
So(len(queries[0].Params), ShouldEqual, 4)
So(queries[0].Params["interval.startTime"][0], ShouldEqual, "2018-03-15T13:00:00Z")
So(queries[0].Params["interval.endTime"][0], ShouldEqual, "2018-03-15T13:34:00Z")
So(queries[0].Params["aggregation.perSeriesAligner"][0], ShouldEqual, "ALIGN_NONE")
So(queries[0].Params["filter"][0], ShouldEqual, "a/metric/type")
Convey("and query has no aggregation set", func() {
queries, err := executor.buildQueries(tsdbQuery)
So(err, ShouldBeNil)
So(len(queries), ShouldEqual, 1)
So(queries[0].RefID, ShouldEqual, "A")
So(queries[0].Target, ShouldEqual, "target")
So(len(queries[0].Params), ShouldEqual, 4)
So(queries[0].Params["interval.startTime"][0], ShouldEqual, "2018-03-15T13:00:00Z")
So(queries[0].Params["interval.endTime"][0], ShouldEqual, "2018-03-15T13:34:00Z")
So(queries[0].Params["aggregation.perSeriesAligner"][0], ShouldEqual, "ALIGN_NONE")
So(queries[0].Params["filter"][0], ShouldEqual, "metric.type=\"a/metric/type\"")
})
Convey("and query has aggregation mean set", func() {
tsdbQuery.Queries[0].Model = simplejson.NewFromAny(map[string]interface{}{
"target": "target",
"metricType": "a/metric/type",
"primaryAggregation": "REDUCE_MEAN",
})
queries, err := executor.buildQueries(tsdbQuery)
So(err, ShouldBeNil)
So(len(queries), ShouldEqual, 1)
So(queries[0].RefID, ShouldEqual, "A")
So(queries[0].Target, ShouldEqual, "target")
So(len(queries[0].Params), ShouldEqual, 6)
So(queries[0].Params["interval.startTime"][0], ShouldEqual, "2018-03-15T13:00:00Z")
So(queries[0].Params["interval.endTime"][0], ShouldEqual, "2018-03-15T13:34:00Z")
So(queries[0].Params["aggregation.crossSeriesReducer"][0], ShouldEqual, "REDUCE_MEAN")
So(queries[0].Params["aggregation.perSeriesAligner"][0], ShouldEqual, "ALIGN_MEAN")
So(queries[0].Params["aggregation.alignmentPeriod"][0], ShouldEqual, "+60s")
So(queries[0].Params["filter"][0], ShouldEqual, "metric.type=\"a/metric/type\"")
})
})
Convey("Parse stackdriver response in the time series format", func() {