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58 lines
2.7 KiB
Go
58 lines
2.7 KiB
Go
package admissionreviewduration
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import (
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"fmt"
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"github.com/kyverno/kyverno/pkg/engine/response"
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"github.com/kyverno/kyverno/pkg/metrics"
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"github.com/kyverno/kyverno/pkg/utils"
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prom "github.com/prometheus/client_golang/prometheus"
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)
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func registerAdmissionReviewDurationMetric(
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pc *metrics.PromConfig,
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resourceKind, resourceNamespace string,
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resourceRequestOperation metrics.ResourceRequestOperation,
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admissionRequestLatency float64,
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) error {
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includeNamespaces, excludeNamespaces := pc.Config.GetIncludeNamespaces(), pc.Config.GetExcludeNamespaces()
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if (resourceNamespace != "" && resourceNamespace != "-") && utils.ContainsString(excludeNamespaces, resourceNamespace) {
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metrics.Logger().Info(fmt.Sprintf("Skipping the registration of kyverno_admission_review_duration_seconds metric as the operation belongs to the namespace '%s' which is one of 'namespaces.exclude' %+v in values.yaml", resourceNamespace, excludeNamespaces))
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return nil
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}
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if (resourceNamespace != "" && resourceNamespace != "-") && len(includeNamespaces) > 0 && !utils.ContainsString(includeNamespaces, resourceNamespace) {
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metrics.Logger().Info(fmt.Sprintf("Skipping the registration of kyverno_admission_review_duration_seconds metric as the operation belongs to the namespace '%s' which is not one of 'namespaces.include' %+v in values.yaml", resourceNamespace, includeNamespaces))
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return nil
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}
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pc.Metrics.AdmissionReviewDuration.With(prom.Labels{
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"resource_kind": resourceKind,
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"resource_namespace": resourceNamespace,
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"resource_request_operation": string(resourceRequestOperation),
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}).Observe(admissionRequestLatency)
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return nil
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}
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func ProcessEngineResponses(pc *metrics.PromConfig, engineResponses []*response.EngineResponse, admissionReviewLatencyDuration int64, resourceRequestOperation metrics.ResourceRequestOperation) error {
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if len(engineResponses) == 0 {
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return nil
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}
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resourceNamespace, resourceKind := engineResponses[0].PolicyResponse.Resource.Namespace, engineResponses[0].PolicyResponse.Resource.Kind
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validateRulesCount, mutateRulesCount, generateRulesCount := 0, 0, 0
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for _, e := range engineResponses {
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for _, rule := range e.PolicyResponse.Rules {
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switch rule.Type {
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case "Validation":
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validateRulesCount++
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case "Mutation":
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mutateRulesCount++
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case "Generation":
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generateRulesCount++
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}
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}
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}
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if validateRulesCount == 0 && mutateRulesCount == 0 && generateRulesCount == 0 {
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return nil
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}
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admissionReviewLatencyDurationInSeconds := float64(admissionReviewLatencyDuration) / float64(1000*1000*1000)
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return registerAdmissionReviewDurationMetric(pc, resourceKind, resourceNamespace, resourceRequestOperation, admissionReviewLatencyDurationInSeconds)
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}
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