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actuator.go
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/
actuator.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 worker
import (
"context"
api "github.com/gardener/gardener-extensions/controllers/provider-packet/pkg/apis/packet"
"github.com/gardener/gardener-extensions/controllers/provider-packet/pkg/apis/packet/helper"
"github.com/gardener/gardener-extensions/controllers/provider-packet/pkg/imagevector"
"github.com/gardener/gardener-extensions/controllers/provider-packet/pkg/packet"
extensionscontroller "github.com/gardener/gardener-extensions/pkg/controller"
"github.com/gardener/gardener-extensions/pkg/controller/common"
"github.com/gardener/gardener-extensions/pkg/controller/worker"
"github.com/gardener/gardener-extensions/pkg/controller/worker/genericactuator"
"github.com/gardener/gardener-extensions/pkg/util"
extensionsv1alpha1 "github.com/gardener/gardener/pkg/apis/extensions/v1alpha1"
gardener "github.com/gardener/gardener/pkg/client/kubernetes"
"github.com/go-logr/logr"
"k8s.io/client-go/kubernetes"
"sigs.k8s.io/controller-runtime/pkg/log"
)
type delegateFactory struct {
logger logr.Logger
common.RESTConfigContext
}
// NewActuator creates a new Actuator that updates the status of the handled WorkerPoolConfigs.
func NewActuator() worker.Actuator {
delegateFactory := &delegateFactory{
logger: log.Log.WithName("worker-actuator"),
}
return genericactuator.NewActuator(
log.Log.WithName("packet-worker-actuator"),
delegateFactory,
packet.MachineControllerManagerName,
mcmChart,
mcmShootChart,
imagevector.ImageVector(),
extensionscontroller.ChartRendererFactoryFunc(util.NewChartRendererForShoot),
)
}
func (d *delegateFactory) WorkerDelegate(ctx context.Context, worker *extensionsv1alpha1.Worker, cluster *extensionscontroller.Cluster) (genericactuator.WorkerDelegate, error) {
clientset, err := kubernetes.NewForConfig(d.RESTConfig())
if err != nil {
return nil, err
}
serverVersion, err := clientset.Discovery().ServerVersion()
if err != nil {
return nil, err
}
seedChartApplier, err := gardener.NewChartApplierForConfig(d.RESTConfig())
if err != nil {
return nil, err
}
return NewWorkerDelegate(
d.ClientContext,
seedChartApplier,
serverVersion.GitVersion,
worker,
cluster,
)
}
type workerDelegate struct {
common.ClientContext
seedChartApplier gardener.ChartApplier
serverVersion string
cloudProfileConfig *api.CloudProfileConfig
cluster *extensionscontroller.Cluster
worker *extensionsv1alpha1.Worker
machineClasses []map[string]interface{}
machineDeployments worker.MachineDeployments
machineImages []api.MachineImage
}
// NewWorkerDelegate creates a new context for a worker reconciliation.
func NewWorkerDelegate(
clientContext common.ClientContext,
seedChartApplier gardener.ChartApplier,
serverVersion string,
worker *extensionsv1alpha1.Worker,
cluster *extensionscontroller.Cluster,
) (genericactuator.WorkerDelegate, error) {
config, err := helper.CloudProfileConfigFromCluster(cluster)
if err != nil {
return nil, err
}
return &workerDelegate{
ClientContext: clientContext,
seedChartApplier: seedChartApplier,
serverVersion: serverVersion,
cloudProfileConfig: config,
cluster: cluster,
worker: worker,
}, nil
}