mirror of
https://github.com/prometheus/prometheus.git
synced 2024-11-15 18:14:06 -08:00
c954cd9d1d
This creates a new `model` directory and moves all data-model related packages over there: exemplar labels relabel rulefmt textparse timestamp value All the others are more or less utilities and have been moved to `util`: gate logging modetimevfs pool runtime Signed-off-by: beorn7 <beorn@grafana.com>
51 lines
1.9 KiB
Go
51 lines
1.9 KiB
Go
// Copyright 2019 The Prometheus Authors
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package exemplar
|
|
|
|
import "github.com/prometheus/prometheus/model/labels"
|
|
|
|
// The combined length of the label names and values of an Exemplar's LabelSet MUST NOT exceed 128 UTF-8 characters
|
|
// https://github.com/OpenObservability/OpenMetrics/blob/main/specification/OpenMetrics.md#exemplars
|
|
const ExemplarMaxLabelSetLength = 128
|
|
|
|
// Exemplar is additional information associated with a time series.
|
|
type Exemplar struct {
|
|
Labels labels.Labels `json:"labels"`
|
|
Value float64 `json:"value"`
|
|
Ts int64 `json:"timestamp"`
|
|
HasTs bool
|
|
}
|
|
|
|
type QueryResult struct {
|
|
SeriesLabels labels.Labels `json:"seriesLabels"`
|
|
Exemplars []Exemplar `json:"exemplars"`
|
|
}
|
|
|
|
// Equals compares if the exemplar e is the same as e2. Note that if HasTs is false for
|
|
// both exemplars then the timestamps will be ignored for the comparison. This can come up
|
|
// when an exemplar is exported without it's own timestamp, in which case the scrape timestamp
|
|
// is assigned to the Ts field. However we still want to treat the same exemplar, scraped without
|
|
// an exported timestamp, as a duplicate of itself for each subsequent scrape.
|
|
func (e Exemplar) Equals(e2 Exemplar) bool {
|
|
if !labels.Equal(e.Labels, e2.Labels) {
|
|
return false
|
|
}
|
|
|
|
if (e.HasTs || e2.HasTs) && e.Ts != e2.Ts {
|
|
return false
|
|
}
|
|
|
|
return e.Value == e2.Value
|
|
}
|