/
package_cleaner.go
79 lines (67 loc) · 1.98 KB
/
package_cleaner.go
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package cleanup
import (
"context"
"sort"
korifiv1alpha1 "code.cloudfoundry.org/korifi/controllers/api/v1alpha1"
"code.cloudfoundry.org/korifi/controllers/controllers/shared"
"code.cloudfoundry.org/korifi/statefulset-runner/controllers"
"k8s.io/apimachinery/pkg/api/meta"
"k8s.io/apimachinery/pkg/types"
"sigs.k8s.io/controller-runtime/pkg/client"
)
type PackageCleaner struct {
k8sClient client.Client
retainedPackages int
}
func NewPackageCleaner(k8sClient client.Client, retainedPackages int) PackageCleaner {
return PackageCleaner{k8sClient: k8sClient, retainedPackages: retainedPackages}
}
func (c PackageCleaner) Clean(ctx context.Context, app types.NamespacedName) error {
var cfApp korifiv1alpha1.CFApp
err := c.k8sClient.Get(ctx, app, &cfApp)
if err != nil {
return err
}
var currentPackage string
if cfApp.Spec.CurrentDropletRef.Name != "" {
var cfBuild korifiv1alpha1.CFBuild
err = c.k8sClient.Get(ctx, client.ObjectKey{
Namespace: app.Namespace,
Name: cfApp.Spec.CurrentDropletRef.Name,
}, &cfBuild)
if err != nil {
return err
}
currentPackage = cfBuild.Spec.PackageRef.Name
}
var cfPackages korifiv1alpha1.CFPackageList
err = c.k8sClient.List(ctx, &cfPackages,
client.InNamespace(app.Namespace),
client.MatchingLabels{
controllers.LabelAppGUID: app.Name,
},
)
if err != nil {
return err
}
var deletablePackages []korifiv1alpha1.CFPackage
for _, cfPackage := range cfPackages.Items {
if cfPackage.Name == currentPackage {
continue
}
if !meta.IsStatusConditionTrue(cfPackage.Status.Conditions, shared.StatusConditionReady) {
continue
}
deletablePackages = append(deletablePackages, cfPackage)
}
sort.Slice(deletablePackages, func(i, j int) bool {
return deletablePackages[j].CreationTimestamp.Before(&deletablePackages[i].CreationTimestamp)
})
for i := c.retainedPackages; i < len(deletablePackages); i++ {
err = c.k8sClient.Delete(ctx, &deletablePackages[i])
if err != nil {
return err
}
}
return nil
}