types.go

// Copyright (c) 2018 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 operation

import (
	"context"
	"sync"
	"sync/atomic"

	gardencorev1beta1 "github.com/gardener/gardener/pkg/apis/core/v1beta1"
	gardencorev1beta1helper "github.com/gardener/gardener/pkg/apis/core/v1beta1/helper"
	seedmanagementv1alpha1 "github.com/gardener/gardener/pkg/apis/seedmanagement/v1alpha1"
	"github.com/gardener/gardener/pkg/client/kubernetes"
	"github.com/gardener/gardener/pkg/client/kubernetes/clientmap"
	"github.com/gardener/gardener/pkg/gardenlet/apis/config"
	"github.com/gardener/gardener/pkg/operation/garden"
	"github.com/gardener/gardener/pkg/operation/seed"
	"github.com/gardener/gardener/pkg/operation/shoot"
	"github.com/gardener/gardener/pkg/utils/imagevector"
	secretsmanager "github.com/gardener/gardener/pkg/utils/secrets/manager"

	"github.com/go-logr/logr"
	corev1 "k8s.io/api/core/v1"
	"sigs.k8s.io/controller-runtime/pkg/client"
)

// Builder is an object that builds Operation objects.
type Builder struct {
	configFunc                func() (*config.GardenletConfiguration, error)
	gardenFunc                func(context.Context, map[string]*corev1.Secret) (*garden.Garden, error)
	gardenerInfoFunc          func() (*gardencorev1beta1.Gardener, error)
	gardenClusterIdentityFunc func() (string, error)
	imageVectorFunc           func() (imagevector.ImageVector, error)
	exposureClassFunc         func(string) (*config.ExposureClassHandler, error)
	loggerFunc                func() (logr.Logger, error)
	secretsFunc               func() (map[string]*corev1.Secret, error)
	seedFunc                  func(context.Context) (*seed.Seed, error)
	shootFunc                 func(context.Context, client.Reader, *garden.Garden, *seed.Seed) (*shoot.Shoot, error)
}

// Operation contains all data required to perform an operation on a Shoot cluster.
type Operation struct {
	secrets        map[string]*corev1.Secret
	secretsMutex   sync.RWMutex
	SecretsManager secretsmanager.Interface

	shootState      atomic.Value
	shootStateMutex sync.Mutex

	Config                *config.GardenletConfiguration
	Logger                logr.Logger
	GardenerInfo          *gardencorev1beta1.Gardener
	GardenClusterIdentity string
	ImageVector           imagevector.ImageVector
	Garden                *garden.Garden
	Seed                  *seed.Seed
	Shoot                 *shoot.Shoot
	ManagedSeed           *seedmanagementv1alpha1.ManagedSeed
	ManagedSeedAPIServer  *gardencorev1beta1helper.ManagedSeedAPIServer
	ClientMap             clientmap.ClientMap
	K8sGardenClient       kubernetes.Interface
	K8sSeedClient         kubernetes.Interface
	K8sShootClient        kubernetes.Interface
	APIServerAddress      string
	APIServerClusterIP    string
	SeedNamespaceObject   *corev1.Namespace
	ExposureClassHandler  *config.ExposureClassHandler

	// ControlPlaneWildcardCert is a wildcard tls certificate which is issued for the seed's ingress domain.
	ControlPlaneWildcardCert *corev1.Secret
}