88 lines
2.6 KiB
Go
88 lines
2.6 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 validating
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import (
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"net/http"
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"time"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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type PolicyDecisionAction string
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const (
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ActionAdmit PolicyDecisionAction = "admit"
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ActionDeny PolicyDecisionAction = "deny"
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)
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type PolicyDecisionEvaluation string
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const (
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EvalAdmit PolicyDecisionEvaluation = "admit"
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EvalError PolicyDecisionEvaluation = "error"
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EvalDeny PolicyDecisionEvaluation = "deny"
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)
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// PolicyDecision contains the action determined from a cel evaluation along with metadata such as message, reason and duration
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type PolicyDecision struct {
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Action PolicyDecisionAction
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Evaluation PolicyDecisionEvaluation
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Message string
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Reason metav1.StatusReason
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Elapsed time.Duration
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}
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type PolicyAuditAnnotationAction string
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const (
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// AuditAnnotationActionPublish indicates that the audit annotation should be
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// published with the audit event.
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AuditAnnotationActionPublish PolicyAuditAnnotationAction = "publish"
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// AuditAnnotationActionError indicates that the valueExpression resulted
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// in an error.
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AuditAnnotationActionError PolicyAuditAnnotationAction = "error"
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// AuditAnnotationActionExclude indicates that the audit annotation should be excluded
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// because the valueExpression evaluated to null, or because FailurePolicy is Ignore
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// and the expression failed with a parse error, type check error, or runtime error.
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AuditAnnotationActionExclude PolicyAuditAnnotationAction = "exclude"
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)
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type PolicyAuditAnnotation struct {
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Key string
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Value string
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Elapsed time.Duration
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Action PolicyAuditAnnotationAction
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Error string
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}
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func reasonToCode(r metav1.StatusReason) int32 {
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switch r {
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case metav1.StatusReasonForbidden:
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return http.StatusForbidden
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case metav1.StatusReasonUnauthorized:
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return http.StatusUnauthorized
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case metav1.StatusReasonRequestEntityTooLarge:
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return http.StatusRequestEntityTooLarge
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case metav1.StatusReasonInvalid:
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return http.StatusUnprocessableEntity
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default:
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// It should not reach here since we only allow above reason to be set from API level
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return http.StatusUnprocessableEntity
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}
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}
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