85 lines
2.2 KiB
Go
85 lines
2.2 KiB
Go
/*
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Copyright 2024 The Flux 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 controller
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import (
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"sigs.k8s.io/controller-runtime/pkg/event"
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"sigs.k8s.io/controller-runtime/pkg/predicate"
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imagev1_reflect "github.com/fluxcd/image-reflector-controller/api/v1beta2"
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)
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// latestImageChangePredicate implements a predicate for latest image change.
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// This can be used to filter events from ImagePolicies for change in the latest
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// image.
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type latestImageChangePredicate struct {
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predicate.Funcs
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}
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func (latestImageChangePredicate) Create(e event.CreateEvent) bool {
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return false
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}
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func (latestImageChangePredicate) Delete(e event.DeleteEvent) bool {
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return false
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}
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func (latestImageChangePredicate) Update(e event.UpdateEvent) bool {
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if e.ObjectOld == nil || e.ObjectNew == nil {
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return false
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}
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oldSource, ok := e.ObjectOld.(*imagev1_reflect.ImagePolicy)
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if !ok {
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return false
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}
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newSource, ok := e.ObjectNew.(*imagev1_reflect.ImagePolicy)
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if !ok {
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return false
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}
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if oldSource.Status.LatestImage != newSource.Status.LatestImage {
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return true
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}
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return false
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}
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// sourceConfigChangePredicate implements a predicate for source configuration
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// change. This can be used to filter events from source objects for change in
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// source configuration.
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type sourceConfigChangePredicate struct {
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predicate.Funcs
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}
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func (sourceConfigChangePredicate) Create(e event.CreateEvent) bool {
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return false
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}
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func (sourceConfigChangePredicate) Delete(e event.DeleteEvent) bool {
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return false
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}
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func (sourceConfigChangePredicate) Update(e event.UpdateEvent) bool {
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if e.ObjectOld == nil || e.ObjectNew == nil {
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return false
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}
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return e.ObjectOld.GetGeneration() != e.ObjectNew.GetGeneration()
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}
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