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https://github.com/ceph/ceph-csi.git
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76 lines
2.2 KiB
Go
76 lines
2.2 KiB
Go
/*
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Copyright 2022 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 slis
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import (
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"context"
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k8smetrics "k8s.io/component-base/metrics"
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)
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type HealthcheckStatus string
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const (
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Success HealthcheckStatus = "success"
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Error HealthcheckStatus = "error"
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)
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var (
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// healthcheck is a Prometheus Gauge metrics used for recording the results of a k8s healthcheck.
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healthcheck = k8smetrics.NewGaugeVec(
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&k8smetrics.GaugeOpts{
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Namespace: "kubernetes",
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Name: "healthcheck",
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Help: "This metric records the result of a single healthcheck.",
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StabilityLevel: k8smetrics.STABLE,
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},
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[]string{"name", "type"},
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)
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// healthchecksTotal is a Prometheus Counter metrics used for counting the results of a k8s healthcheck.
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healthchecksTotal = k8smetrics.NewCounterVec(
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&k8smetrics.CounterOpts{
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Namespace: "kubernetes",
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Name: "healthchecks_total",
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Help: "This metric records the results of all healthcheck.",
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StabilityLevel: k8smetrics.STABLE,
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},
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[]string{"name", "type", "status"},
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)
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)
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func Register(registry k8smetrics.KubeRegistry) {
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registry.Register(healthcheck)
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registry.Register(healthchecksTotal)
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_ = k8smetrics.RegisterProcessStartTime(registry.Register)
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}
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func ResetHealthMetrics() {
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healthcheck.Reset()
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healthchecksTotal.Reset()
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}
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func ObserveHealthcheck(ctx context.Context, name string, healthcheckType string, status HealthcheckStatus) error {
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if status == Success {
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healthcheck.WithContext(ctx).WithLabelValues(name, healthcheckType).Set(1)
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} else {
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healthcheck.WithContext(ctx).WithLabelValues(name, healthcheckType).Set(0)
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}
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healthchecksTotal.WithContext(ctx).WithLabelValues(name, healthcheckType, string(status)).Inc()
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return nil
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}
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