87 lines
2.4 KiB
Go
87 lines
2.4 KiB
Go
/*
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Copyright 2020 The Flux CD contributors.
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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 controllers
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import (
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"fmt"
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"github.com/go-logr/logr"
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"k8s.io/apimachinery/pkg/runtime"
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"sigs.k8s.io/controller-runtime/pkg/client/apiutil"
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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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sourcev1 "github.com/fluxcd/source-controller/api/v1alpha1"
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)
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type SourceChangePredicate struct {
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predicate.Funcs
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}
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// Update implements the default UpdateEvent filter for validating
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// source changes.
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func (SourceChangePredicate) Update(e event.UpdateEvent) bool {
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if e.MetaOld == nil || e.MetaNew == nil {
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// ignore objects without metadata
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return false
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}
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if e.MetaNew.GetGeneration() != e.MetaOld.GetGeneration() {
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// reconcile on spec changes
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return true
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}
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// handle force sync
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if val, ok := e.MetaNew.GetAnnotations()[sourcev1.SyncAtAnnotation]; ok {
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if valOld, okOld := e.MetaOld.GetAnnotations()[sourcev1.SyncAtAnnotation]; okOld {
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if val != valOld {
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return true
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}
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} else {
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return true
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}
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}
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return false
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}
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type GarbageCollectPredicate struct {
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predicate.Funcs
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Scheme *runtime.Scheme
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Log logr.Logger
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Storage *Storage
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}
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// Delete removes all artifacts from storage that belong to the
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// referenced object.
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func (gc GarbageCollectPredicate) Delete(e event.DeleteEvent) bool {
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gvk, err := apiutil.GVKForObject(e.Object, gc.Scheme)
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if err != nil {
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gc.Log.Error(err, "unable to get GroupVersionKind for deleted object")
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return false
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}
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// delete artifacts
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artifact := gc.Storage.ArtifactFor(gvk.Kind, e.Meta, "*", "")
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if err := gc.Storage.RemoveAll(artifact); err != nil {
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gc.Log.Error(err, "unable to delete artifacts",
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gvk.Kind, fmt.Sprintf("%s/%s", e.Meta.GetNamespace(), e.Meta.GetName()))
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} else {
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gc.Log.Info(gvk.Kind+" artifacts deleted",
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gvk.Kind, fmt.Sprintf("%s/%s", e.Meta.GetNamespace(), e.Meta.GetName()))
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}
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return true
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}
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