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interface.go
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/
interface.go
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// Copyright (c) 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// 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 genericactuator
import (
"context"
extensionscontroller "github.com/gardener/gardener/extensions/pkg/controller"
"github.com/gardener/gardener/extensions/pkg/controller/worker"
extensionsv1alpha1 "github.com/gardener/gardener/pkg/apis/extensions/v1alpha1"
"k8s.io/apimachinery/pkg/runtime"
)
// WorkerDelegate is used for the Worker reconciliation.
type WorkerDelegate interface {
// GetMachineControllerManagerChart should return the the chart and the values for the machine-controller-manager
// deployment.
GetMachineControllerManagerChartValues(context.Context) (map[string]interface{}, error)
// GetMachineControllerManagerShootChart should return the values to render the chart containing resources
// that are required by the machine-controller-manager inside the shoot cluster itself.
GetMachineControllerManagerShootChartValues(context.Context) (map[string]interface{}, error)
// MachineClassKind yields the name of the provider specific machine class.
MachineClassKind() string
// MachineClassList yields a newly initialized machine class list object.
MachineClassList() runtime.Object
// DeployMachineClasses generates and creates the provider specific machine classes.
DeployMachineClasses(context.Context) error
// GenerateMachineDeployments generates the configuration for the desired machine deployments.
GenerateMachineDeployments(context.Context) (worker.MachineDeployments, error)
// UpdateMachineImagesStatus will store a list of machine images used by the
// machines associated with this Worker resource in its provider status.
// The controller can look up its provider-specific machine image information
// in case the required version has been removed from the `CloudProfile`.
UpdateMachineImagesStatus(context.Context) error
// DeployMachineDependencies is a hook to create external machine dependencies.
DeployMachineDependencies(context.Context) error
// CleanupMachineDependencies is a hook to cleanup external machine dependencies.
CleanupMachineDependencies(context.Context) error
}
// DelegateFactory acts upon Worker resources.
type DelegateFactory interface {
// WorkerDelegate returns a worker delegate interface that is used for the Worker reconciliation
// based on this generic actuator.
WorkerDelegate(context.Context, *extensionsv1alpha1.Worker, *extensionscontroller.Cluster) (WorkerDelegate, error)
}