61 lines
1.9 KiB
Go
61 lines
1.9 KiB
Go
package crd
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import (
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"context"
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"flink-kube-operator/internal/crd/v1alpha1"
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"flink-kube-operator/pkg"
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"github.com/reactivex/rxgo/v2"
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"go.uber.org/zap"
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"k8s.io/apimachinery/pkg/types"
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"sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
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)
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var FinalizerChannel chan (types.UID) = make(chan (types.UID))
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func (crd Crd) manageFinalizer(jobEventObservable rxgo.Observable) {
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finalizerName := "flink-operator.logicamp.tech/finalizer"
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for j := range jobEventObservable.Observe() {
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jobEvent := j.V.(*FlinkJobCrdEvent)
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if jobEvent.Job.GetDeletionTimestamp() != nil {
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// Resource is being deleted
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if controllerutil.ContainsFinalizer(jobEvent.Job, finalizerName) {
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// Perform cleanup
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pkg.Logger.Debug("[finalizer] stopping managed job", zap.String("name", jobEvent.Job.GetName()))
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if err := crd.cleanupResources(jobEvent.Job); err != nil {
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pkg.Logger.Error("[crd] [manage-finalizer] cleanup failed", zap.Error(err))
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return
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}
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// Remove finalizer
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controllerutil.RemoveFinalizer(jobEvent.Job, finalizerName)
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if err := crd.runtimeClient.Update(context.Background(), jobEvent.Job); err != nil {
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pkg.Logger.Error("[crd] [manage-finalizer] failed to remove finalizer", zap.Error(err))
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return
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}
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pkg.Logger.Debug("[crd] [manage-finalizer] job removed", zap.String("name", jobEvent.Job.GetName()))
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}
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return
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}
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// Add finalizer if not present
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if !controllerutil.ContainsFinalizer(jobEvent.Job, finalizerName) {
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controllerutil.AddFinalizer(jobEvent.Job, finalizerName)
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pkg.Logger.Debug("[finalizer] adding job")
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// Update the resource to add the finalizer
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if err := crd.runtimeClient.Update(context.Background(), jobEvent.Job); err != nil {
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pkg.Logger.Error("[finalizer] failed to add", zap.Error(err))
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return
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}
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}
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}
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}
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func (crd Crd) cleanupResources(job *v1alpha1.FlinkJob) error {
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FinalizerChannel <- job.GetUID()
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return nil
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}
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