mirror of
https://github.com/prometheus/prometheus.git
synced 2024-11-09 23:24:05 -08:00
132 lines
3 KiB
Go
132 lines
3 KiB
Go
// Copyright 2013 Prometheus Team
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package model
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import (
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"code.google.com/p/goprotobuf/proto"
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dto "github.com/prometheus/prometheus/model/generated"
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"sort"
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"time"
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)
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func SampleToMetricDTO(s *Sample) *dto.Metric {
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labelLength := len(s.Metric)
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labelNames := make([]string, 0, labelLength)
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for labelName := range s.Metric {
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labelNames = append(labelNames, string(labelName))
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}
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sort.Strings(labelNames)
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labelSets := make([]*dto.LabelPair, 0, labelLength)
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for _, labelName := range labelNames {
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labelValue := s.Metric[LabelName(labelName)]
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labelPair := &dto.LabelPair{
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Name: proto.String(string(labelName)),
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Value: proto.String(string(labelValue)),
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}
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labelSets = append(labelSets, labelPair)
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}
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return &dto.Metric{
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LabelPair: labelSets,
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}
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}
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func MetricToDTO(m Metric) *dto.Metric {
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metricLength := len(m)
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labelNames := make([]string, 0, metricLength)
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for labelName := range m {
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labelNames = append(labelNames, string(labelName))
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}
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sort.Strings(labelNames)
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labelSets := make([]*dto.LabelPair, 0, metricLength)
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for _, labelName := range labelNames {
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l := LabelName(labelName)
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labelValue := m[l]
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labelPair := &dto.LabelPair{
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Name: proto.String(string(labelName)),
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Value: proto.String(string(labelValue)),
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}
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labelSets = append(labelSets, labelPair)
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}
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return &dto.Metric{
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LabelPair: labelSets,
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}
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}
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func LabelSetToDTOs(s *LabelSet) []*dto.LabelPair {
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metricLength := len(*s)
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labelNames := make([]string, 0, metricLength)
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for labelName := range *s {
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labelNames = append(labelNames, string(labelName))
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}
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sort.Strings(labelNames)
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labelSets := make([]*dto.LabelPair, 0, metricLength)
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for _, labelName := range labelNames {
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l := LabelName(labelName)
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labelValue := (*s)[l]
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labelPair := &dto.LabelPair{
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Name: proto.String(string(labelName)),
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Value: proto.String(string(labelValue)),
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}
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labelSets = append(labelSets, labelPair)
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}
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return labelSets
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}
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func LabelSetToDTO(s *LabelSet) *dto.LabelSet {
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return &dto.LabelSet{
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Member: LabelSetToDTOs(s),
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}
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}
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func LabelNameToDTO(l *LabelName) *dto.LabelName {
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return &dto.LabelName{
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Name: proto.String(string(*l)),
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}
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}
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func FingerprintToDTO(f Fingerprint) *dto.Fingerprint {
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return &dto.Fingerprint{
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Signature: proto.String(f.ToRowKey()),
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}
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}
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func SampleFromDTO(m *Metric, t *time.Time, v *dto.SampleValueSeries) *Sample {
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s := &Sample{
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Value: SampleValue(*v.Value[0].Value),
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Timestamp: *t,
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}
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s.Metric = *m
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return s
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}
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