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add start/end parameter for LabelValues 

Signed-off-by: Augustin Husson <husson.augustin@gmail.com>
This commit is contained in:
Augustin Husson 2020-06-11 15:45:46 +02:00
parent 6ce5f2ca8a
commit 3defbd9c7c
2 changed files with 7 additions and 3 deletions
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8
api/prometheus/v1/api.go
View File

@ -234,7 +234,7 @@ type API interface {
// LabelNames returns all the unique label names present in the block in sorted order.
LabelNames(ctx context.Context, startTime time.Time, endTime time.Time) ([]string, Warnings, error)
// LabelValues performs a query for the values of the given label.
LabelValues(ctx context.Context, label string) (model.LabelValues, Warnings, error)
LabelValues(ctx context.Context, label string, startTime time.Time, endTime time.Time) (model.LabelValues, Warnings, error)
// Query performs a query for the given time.
Query(ctx context.Context, query string, ts time.Time) (model.Value, Warnings, error)
// QueryRange performs a query for the given range.
@ -694,8 +694,12 @@ func (h *httpAPI) LabelNames(ctx context.Context, startTime time.Time, endTime t
return labelNames, w, json.Unmarshal(body, &labelNames)
}
func (h *httpAPI) LabelValues(ctx context.Context, label string) (model.LabelValues, Warnings, error) {
func (h *httpAPI) LabelValues(ctx context.Context, label string, startTime time.Time, endTime time.Time) (model.LabelValues, Warnings, error) {
u := h.client.URL(epLabelValues, map[string]string{"name": label})
q := u.Query()
q.Set("start", formatTime(startTime))
q.Set("end", formatTime(endTime))
req, err := http.NewRequest(http.MethodGet, u.String(), nil)
if err != nil {
return nil, nil, err

2
api/prometheus/v1/api_test.go
View File

@ -159,7 +159,7 @@ func TestAPIs(t *testing.T) {
doLabelValues := func(label string) func() (interface{}, Warnings, error) {
return func() (interface{}, Warnings, error) {
return promAPI.LabelValues(context.Background(), label)
return promAPI.LabelValues(context.Background(), label, time.Now().Add(-100*time.Hour), time.Now())
}
}