kubernetes/test/instrumentation/metric.go
Han Kang e452850ec3 Add support for summary metrics for stablity checks
Also add entrypoints for verifying and updating a test file for easier
debugging. This is considerably faster than running the stablity checks
against the entire Kubernetes codebase.

Change-Id: I5d5e5b3abf396ebf1317a44130f20771a09afb7f
2022-07-26 15:31:25 -07:00

59 lines
1.9 KiB
Go

/*
Copyright 2019 The Kubernetes 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 main
import (
"k8s.io/component-base/metrics"
)
const (
counterMetricType = "Counter"
gaugeMetricType = "Gauge"
histogramMetricType = "Histogram"
summaryMetricType = "Summary"
)
type metric struct {
Name string `yaml:"name"`
Subsystem string `yaml:"subsystem,omitempty"`
Namespace string `yaml:"namespace,omitempty"`
Help string `yaml:"help,omitempty"`
Type string `yaml:"type,omitempty"`
DeprecatedVersion string `yaml:"deprecatedVersion,omitempty"`
StabilityLevel string `yaml:"stabilityLevel,omitempty"`
Labels []string `yaml:"labels,omitempty"`
Buckets []float64 `yaml:"buckets,omitempty"`
Objectives map[float64]float64 `yaml:"objectives,omitempty"`
AgeBuckets uint32 `yaml:"ageBuckets,omitempty"`
BufCap uint32 `yaml:"bufCap,omitempty"`
MaxAge int64 `yaml:"maxAge,omitempty"`
}
func (m metric) buildFQName() string {
return metrics.BuildFQName(m.Namespace, m.Subsystem, m.Name)
}
type byFQName []metric
func (ms byFQName) Len() int { return len(ms) }
func (ms byFQName) Less(i, j int) bool {
return ms[i].buildFQName() < ms[j].buildFQName()
}
func (ms byFQName) Swap(i, j int) {
ms[i], ms[j] = ms[j], ms[i]
}