/
delete.go
87 lines (74 loc) · 2.85 KB
/
delete.go
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// Copyright (C) 2015 The Gravitee team (http://gravitee.io)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package internal
import (
"fmt"
"github.com/gravitee-io/gravitee-kubernetes-operator/api/model/refs"
"github.com/gravitee-io/gravitee-kubernetes-operator/api/v1alpha1"
"github.com/gravitee-io/gravitee-kubernetes-operator/internal/indexer"
"github.com/gravitee-io/gravitee-kubernetes-operator/internal/search"
"github.com/gravitee-io/gravitee-kubernetes-operator/pkg/keys"
"golang.org/x/net/context"
"sigs.k8s.io/controller-runtime/pkg/client"
util "sigs.k8s.io/controller-runtime/pkg/controller/controllerutil"
)
func Delete(
ctx context.Context,
client client.Client,
instance *v1alpha1.ManagementContext,
) error {
if !util.ContainsFinalizer(instance, keys.ManagementContextFinalizer) {
return nil
}
apis := &v1alpha1.ApiDefinitionList{}
if err := search.New(ctx, client).FindByFieldReferencing(
indexer.ApiContextField,
refs.NewNamespacedName(instance.Namespace, instance.Name),
apis,
); err != nil {
err = fmt.Errorf("an error occurred while checking if the management context is linked to an api definition: %w", err)
return err
}
if len(apis.Items) > 0 {
return fmt.Errorf("can not delete %s because %d api(s) relying on this context", instance.Name, len(apis.Items))
}
apisV4 := &v1alpha1.ApiV4DefinitionList{}
if err := search.New(ctx, client).FindByFieldReferencing(
indexer.ApiV4ContextField,
refs.NewNamespacedName(instance.Namespace, instance.Name),
apisV4,
); err != nil {
err = fmt.Errorf("can not check if the management context is linked to an api v4 definition: %w", err)
return err
}
if len(apisV4.Items) > 0 {
return fmt.Errorf("can not delete %s because %d api(s) relying on this context", instance.Name, len(apisV4.Items))
}
apps := &v1alpha1.ApplicationList{}
err := search.New(ctx, client).FindByFieldReferencing(
indexer.AppContextField,
refs.NewNamespacedName(instance.Namespace, instance.Name),
apps,
)
if err != nil {
err = fmt.Errorf("an error occurred while checking if the management context is linked to an application: %w", err)
return err
}
if len(apps.Items) > 0 {
return fmt.Errorf("can not delete %s because %d application(s) are relying on this context",
instance.Name, len(apps.Items))
}
util.RemoveFinalizer(instance, keys.ManagementContextFinalizer)
return nil
}