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82 lines
1.9 KiB
Go
82 lines
1.9 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package metrics
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import (
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"io"
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"reflect"
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"strings"
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"github.com/prometheus/common/expfmt"
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"github.com/prometheus/common/model"
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"k8s.io/klog"
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)
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// Metrics is generic metrics for other specific metrics
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type Metrics map[string]model.Samples
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// Equal returns true if all metrics are the same as the arguments.
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func (m *Metrics) Equal(o Metrics) bool {
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leftKeySet := []string{}
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rightKeySet := []string{}
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for k := range *m {
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leftKeySet = append(leftKeySet, k)
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}
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for k := range o {
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rightKeySet = append(rightKeySet, k)
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}
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if !reflect.DeepEqual(leftKeySet, rightKeySet) {
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return false
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}
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for _, k := range leftKeySet {
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if !(*m)[k].Equal(o[k]) {
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return false
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}
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}
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return true
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}
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// NewMetrics returns new metrics which are initialized.
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func NewMetrics() Metrics {
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result := make(Metrics)
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return result
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}
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func parseMetrics(data string, output *Metrics) error {
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dec := expfmt.NewDecoder(strings.NewReader(data), expfmt.FmtText)
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decoder := expfmt.SampleDecoder{
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Dec: dec,
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Opts: &expfmt.DecodeOptions{},
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}
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for {
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var v model.Vector
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if err := decoder.Decode(&v); err != nil {
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if err == io.EOF {
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// Expected loop termination condition.
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return nil
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}
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klog.Warningf("Invalid Decode. Skipping.")
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continue
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}
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for _, metric := range v {
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name := string(metric.Metric[model.MetricNameLabel])
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(*output)[name] = append((*output)[name], metric)
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}
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}
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}
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