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stackdriver: pattern formatting for annotations

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This commit is contained in:
Daniel Lee 2018-09-27 16:16:09 +02:00
parent 9351b56e57
commit a63877bd4f
2 changed files with 42 additions and 21 deletions
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57
pkg/tsdb/stackdriver/annotation_query.go
View File

@ -2,6 +2,8 @@ package stackdriver
import (
"context"
"fmt"
"strings"
"time"
"github.com/grafana/grafana/pkg/tsdb"
@ -42,9 +44,9 @@ func (e *StackdriverExecutor) parseToAnnotations(queryRes *tsdb.QueryResult, dat
annotation := make(map[string]string)
annotation["time"] = point.Interval.EndTime.UTC().Format(time.RFC3339)
annotation["title"] = title
annotation["title"] = formatAnnotationText(title, point.Value.DoubleValue, series.Metric.Type, series.Metric.Labels, series.Resource.Labels)
annotation["tags"] = tags
annotation["text"] = text
annotation["text"] = formatAnnotationText(text, point.Value.DoubleValue, series.Metric.Type, series.Metric.Labels, series.Resource.Labels)
annotations = append(annotations, annotation)
}
}
@ -76,21 +78,40 @@ func transformAnnotationToTable(data []map[string]string, result *tsdb.QueryResu
slog.Info("anno", "len", len(data))
}
// func (e *StackdriverExecutor) buildAnnotationQuery(tsdbQuery *tsdb.TsdbQuery) (*StackdriverQuery, error) {
// firstQuery := queryContext.Queries[0]
func formatAnnotationText(annotationText string, pointValue float64, metricType string, metricLabels map[string]string, resourceLabels map[string]string) string {
result := legendKeyFormat.ReplaceAllFunc([]byte(annotationText), func(in []byte) []byte {
metaPartName := strings.Replace(string(in), "{{", "", 1)
metaPartName = strings.Replace(metaPartName, "}}", "", 1)
metaPartName = strings.TrimSpace(metaPartName)
// metricType := query.Model.Get("metricType").MustString()
// filterParts := query.Model.Get("filters").MustArray()
// filterString := buildFilterString(metricType, filterParts)
// params := url.Values{}
// params.Add("interval.startTime", startTime.UTC().Format(time.RFC3339))
// params.Add("interval.endTime", endTime.UTC().Format(time.RFC3339))
// params.Add("filter", buildFilterString(metricType, filterParts))
// params.Add("view", "FULL")
if metaPartName == "metric.type" {
return []byte(metricType)
}
// return &StackdriverQuery{
// RefID: firstQuery.RefID,
// Params: params,
// Target: "",
// }, nil
// }
metricPart := replaceWithMetricPart(metaPartName, metricType)
if metricPart != nil {
return metricPart
}
if metaPartName == "value" {
return []byte(fmt.Sprintf("%f", pointValue))
}
metaPartName = strings.Replace(metaPartName, "metric.label.", "", 1)
if val, exists := metricLabels[metaPartName]; exists {
return []byte(val)
}
metaPartName = strings.Replace(metaPartName, "resource.label.", "", 1)
if val, exists := resourceLabels[metaPartName]; exists {
return []byte(val)
}
return in
})
return string(result)
}

6
pkg/tsdb/stackdriver/annotation_query_test.go
View File

@ -19,14 +19,14 @@ func TestStackdriverAnnotationQuery(t *testing.T) {
res := &tsdb.QueryResult{Meta: simplejson.New(), RefId: "annotationQuery"}
query := &StackdriverQuery{}
err = executor.parseToAnnotations(res, data, query, "atitle", "atext", "atag")
err = executor.parseToAnnotations(res, data, query, "atitle {{metric.label.instance_name}} {{value}}", "atext {{resource.label.zone}}", "atag")
So(err, ShouldBeNil)
Convey("Should return annotations table", func() {
So(len(res.Tables), ShouldEqual, 1)
So(len(res.Tables[0].Rows), ShouldEqual, 9)
So(res.Tables[0].Rows[0][1], ShouldEqual, "atitle")
So(res.Tables[0].Rows[0][3], ShouldEqual, "atext")
So(res.Tables[0].Rows[0][1], ShouldEqual, "atitle collector-asia-east-1 9.856650")
So(res.Tables[0].Rows[0][3], ShouldEqual, "atext asia-east1-a")
})
})
})