botanist

package
v1.47.0 Latest Latest
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 Go to latest Published: May 19, 2022 License: Apache-2.0, BSD-2-Clause, MIT, + 1 more Imports: 124 Imported by: 0

Documentation ¶

Index ¶

Constants ¶

View Source 
const (
	// Provider is the kubernetes provider label.
	Provider = "provider"
	// KubernetesProvider is the 'kubernetes' value of the Provider label.
	KubernetesProvider = "kubernetes"

	// KubeAggregatorAutoManaged is the label whether an APIService is automanaged by kube-aggregator.
	KubeAggregatorAutoManaged = autoregister.AutoRegisterManagedLabel

	// MetadataNameField ist the `metadata.name` field for a field selector.
	MetadataNameField = "metadata.name"
)
View Source 
const (
	// LegacyDNSInternalName is a constant for DNS resources (dns.gardener.cloud) used for the internal domain name.
	LegacyDNSInternalName = "internal"
	// LegacyDNSExternalName is a constant for DNS resources (dns.gardener.cloud) used for the external domain name.
	LegacyDNSExternalName = "external"
	// DNSProviderRoleAdditional is a constant for additionally managed DNS providers.
	DNSProviderRoleAdditional = "managed-dns-provider"
	// DNSRealmAnnotation is the annotation key for restricting provider access for shoot DNS entries
	DNSRealmAnnotation = "dns.gardener.cloud/realms"
	// DNSRecordSecretPrefix is a constant for prefixing secrets referenced by DNSRecords
	DNSRecordSecretPrefix = "dnsrecord"
)
View Source 
const CloudConfigExecutionManagedResourceName = "shoot-cloud-config-execution"

CloudConfigExecutionManagedResourceName is a constant for the name of a ManagedResource in the seed cluster in the shoot namespace which contains the cloud config user data execution script.

View Source 
const DefaultInterval = 5 * time.Second

DefaultInterval is the default interval for retry operations.

View Source 
const (
	// MCMPreferNoScheduleKey is used to identify machineSet nodes on which PreferNoSchedule taint is added on
	// older machineSets during a rolling update
	MCMPreferNoScheduleKey = "deployment.machine.sapcloud.io/prefer-no-schedule"
)
View Source 
const (
	// ManagedResourceName is the name of the managed resource used to deploy referenced resources to the Seed cluster.
	ManagedResourceName = "referenced-resources"
)
View Source 
const (
	// SecretLabelKeyManagedResource is a key for a label on a secret with the value 'managed-resource'.
	SecretLabelKeyManagedResource = "managed-resource"
)

Variables ¶

View Source 
var (
	// FinalizeAfterFiveMinutes is an option to finalize resources after five minutes.
	FinalizeAfterFiveMinutes = utilclient.FinalizeGracePeriodSeconds(5 * 60)

	// FinalizeAfterOneHour is an option to finalize resources after one hour.
	FinalizeAfterOneHour = utilclient.FinalizeGracePeriodSeconds(60 * 60)

	// ZeroGracePeriod can be used for deleting resources with no grace period.
	ZeroGracePeriod = client.GracePeriodSeconds(0)
	// GracePeriodFiveMinutes can be used for deleting resources with a grace period of five minutes.
	GracePeriodFiveMinutes = client.GracePeriodSeconds(5 * 60)

	// NotSystemComponent is a requirement that something doesn't have the GardenRole GardenRoleSystemComponent.
	NotSystemComponent = utils.MustNewRequirement(v1beta1constants.GardenRole, selection.NotEquals, v1beta1constants.GardenRoleSystemComponent)
	// NoCleanupPrevention is a requirement that the ShootNoCleanup label of something is not true.
	NoCleanupPrevention = utils.MustNewRequirement(v1beta1constants.ShootNoCleanup, selection.NotEquals, "true")
	// NotKubernetesProvider is a requirement that the Provider label of something is not KubernetesProvider.
	NotKubernetesProvider = utils.MustNewRequirement(Provider, selection.NotEquals, KubernetesProvider)
	// NotKubeAggregatorAutoManaged is a requirement that something is not auto-managed by Kube-Aggregator.
	NotKubeAggregatorAutoManaged = utils.MustNewRequirement(KubeAggregatorAutoManaged, selection.DoesNotExist)

	// CleanupSelector is a selector that excludes system components and all resources not considered for auto cleanup.
	CleanupSelector = labels.NewSelector().Add(NotSystemComponent).Add(NoCleanupPrevention)

	// NoCleanupPreventionListOption are CollectionMatching that exclude system components or non-auto cleaned up resource.
	NoCleanupPreventionListOption = client.MatchingLabelsSelector{Selector: CleanupSelector}

	// MutatingWebhookConfigurationCleanOption is the delete selector for MutatingWebhookConfigurations.
	MutatingWebhookConfigurationCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// ValidatingWebhookConfigurationCleanOption is the delete selector for ValidatingWebhookConfigurations.
	ValidatingWebhookConfigurationCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// CustomResourceDefinitionCleanOption is the delete selector for CustomResources.
	CustomResourceDefinitionCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// DaemonSetCleanOption is the delete selector for DaemonSets.
	DaemonSetCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// DeploymentCleanOption is the delete selector for Deployments.
	DeploymentCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// StatefulSetCleanOption is the delete selector for StatefulSets.
	StatefulSetCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// ServiceCleanOption is the delete selector for Services.
	ServiceCleanOption = utilclient.ListWith{
		client.MatchingLabelsSelector{
			Selector: labels.NewSelector().Add(NotKubernetesProvider, NotSystemComponent, NoCleanupPrevention),
		},
	}

	// NamespaceMatchingLabelsSelector is the delete label selector for Namespaces.
	NamespaceMatchingLabelsSelector = utilclient.ListWith{&NoCleanupPreventionListOption}

	// NamespaceMatchingFieldsSelector is the delete field selector for Namespaces.
	NamespaceMatchingFieldsSelector = utilclient.ListWith{
		client.MatchingFieldsSelector{
			Selector: fields.AndSelectors(
				fields.OneTermNotEqualSelector(MetadataNameField, metav1.NamespacePublic),
				fields.OneTermNotEqualSelector(MetadataNameField, metav1.NamespaceSystem),
				fields.OneTermNotEqualSelector(MetadataNameField, metav1.NamespaceDefault),
				fields.OneTermNotEqualSelector(MetadataNameField, corev1.NamespaceNodeLease),
			),
		},
	}

	// APIServiceCleanOption is the delete selector for APIServices.
	APIServiceCleanOption = utilclient.ListWith{
		client.MatchingLabelsSelector{
			Selector: labels.NewSelector().Add(NotSystemComponent, NotKubeAggregatorAutoManaged),
		},
	}

	// CronJobCleanOption is the delete selector for CronJobs.
	CronJobCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// IngressCleanOption is the delete selector for Ingresses.
	IngressCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// JobCleanOption is the delete selector for Jobs.
	JobCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// PodCleanOption is the delete selector for Pods.
	PodCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// ReplicaSetCleanOption is the delete selector for ReplicaSets.
	ReplicaSetCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// ReplicationControllerCleanOption is the delete selector for ReplicationControllers.
	ReplicationControllerCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// PersistentVolumeClaimCleanOption is the delete selector for PersistentVolumeClaims.
	PersistentVolumeClaimCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// VolumeSnapshotCleanOption is the delete selector for VolumeSnapshots.
	VolumeSnapshotCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// VolumeSnapshotContentCleanOption is the delete selector for VolumeSnapshotContents.
	VolumeSnapshotContentCleanOption = utilclient.ListWith{&NoCleanupPreventionListOption}

	// NamespaceErrorToleration are the errors to be tolerated during deletion.
	NamespaceErrorToleration = utilclient.TolerateErrors{apierrors.IsConflict}
)
View Source 
var (
	// ExecutorScriptFn is a function for computing the cloud config user data executor script.
	ExecutorScriptFn = executor.Script
	// DownloaderGenerateRBACResourcesDataFn is a function for generating the RBAC resources data map for the cloud
	// config user data executor scripts downloader.
	DownloaderGenerateRBACResourcesDataFn = downloader.GenerateRBACResourcesData
)

exposed for testing

View Source 
var (
	// IntervalWaitCloudConfigUpdated is the interval when waiting until the cloud config was updated for all worker pools.
	IntervalWaitCloudConfigUpdated = 5 * time.Second
	// TimeoutWaitCloudConfigUpdated is the timeout when waiting until the cloud config was updated for all worker pools.
	TimeoutWaitCloudConfigUpdated = downloader.UnitRestartSeconds*time.Second*2 + executor.ExecutionMaxDelaySeconds*time.Second
)

exposed for testing

View Source 
var (
	// ChartsPath is an alias for charts.Path. Exposed for testing.
	ChartsPath = charts.Path
)
View Source 
var NewEtcd = etcd.New

NewEtcd is a function exposed for testing.

View Source 
var NewEtcdCopyBackupsTask = etcdcopybackupstask.New

NewEtcdCopyBackupsTask is a function exposed for testing.

View Source 
var NewNetworkPoliciesDeployer = networkpolicies.New

NewNetworkPoliciesDeployer is an alias for networkpolicies.New. Exposed for testing.

View Source 
var NowFunc = time.Now

NowFunc is a function returning the current time. Exposed for testing.

View Source 
var SetupPortForwarder = kubernetes.SetupPortForwarder

SetupPortForwarder is an alias for kubernetes.SetupPortForwarder, exposed for testing

View Source 
var TimeoutWaitForGardenerResourceManagerBootstrapping = 2 * time.Minute

TimeoutWaitForGardenerResourceManagerBootstrapping is the maximum time the bootstrap process for the gardener-resource-manager may take. Exposed for testing.

Functions ¶

func CheckTunnelConnection ¶ added in v1.25.0 

func CheckTunnelConnection(ctx context.Context, shootClient kubernetes.Interface, logger logrus.FieldLogger, tunnelName string) (bool, error)

CheckTunnelConnection checks if the tunnel connection between the control plane and the shoot networks is established.

func CleanVolumeAttachments ¶ added in v1.22.0 

func CleanVolumeAttachments(ctx context.Context, c client.Client) error

CleanVolumeAttachments cleans up all VolumeAttachments in the cluster, waits for them to be gone and finalizes any remaining ones after five minutes.

func CloudConfigUpdatedForAllWorkerPools ¶ added in v1.16.0 

func CloudConfigUpdatedForAllWorkerPools(workers []gardencorev1beta1.Worker, workerPoolToNodes map[string][]corev1.Node, workerPoolToCloudConfigSecretChecksum map[string]string) error

CloudConfigUpdatedForAllWorkerPools checks if all the nodes for all the provided worker pools have successfully applied the desired version of their cloud-config user data.

func WorkerPoolToCloudConfigSecretChecksumMap ¶ added in v1.16.0 

func WorkerPoolToCloudConfigSecretChecksumMap(ctx context.Context, shootClient client.Client) (map[string]string, error)

WorkerPoolToCloudConfigSecretChecksumMap lists all the cloud-config secrets with the given client in the shoot cluster. It returns a map whose key is the name of a worker pool and whose values are the corresponding checksums of the cloud-config script stored inside the secret's data.

func WorkerPoolToNodesMap ¶ added in v1.16.0 

func WorkerPoolToNodesMap(ctx context.Context, shootClient client.Client) (map[string][]corev1.Node, error)

WorkerPoolToNodesMap lists all the nodes with the given client in the shoot cluster. It returns a map whose key is the name of a worker pool and whose values are the corresponding nodes.

Types ¶

type Botanist ¶ 

type Botanist struct {
	*operation.Operation
	DefaultDomainSecret *corev1.Secret
}

Botanist is a struct which has methods that perform cloud-independent operations for a Shoot cluster.

func New ¶ 

func New(ctx context.Context, o *operation.Operation) (*Botanist, error)

New takes an operation object <o> and creates a new Botanist object. It checks whether the given Shoot DNS domain is covered by a default domain, and if so, it sets the <DefaultDomainSecret> attribute on the Botanist object.

func (*Botanist) APIServerSNIEnabled ¶ added in v1.7.0 

func (b *Botanist) APIServerSNIEnabled() bool

APIServerSNIEnabled returns true if APIServerSNI feature gate is enabled and the shoot uses internal and external DNS.

func (*Botanist) APIServerSNIPodMutatorEnabled ¶ added in v1.13.0 

func (b *Botanist) APIServerSNIPodMutatorEnabled() bool

APIServerSNIPodMutatorEnabled returns false if the value of the Shoot annotation 'alpha.featuregates.shoot.gardener.cloud/apiserver-sni-pod-injector' is 'disable' or APIServerSNI feature is disabled.

func (*Botanist) AdditionalDNSProviders ¶ added in v1.5.0 

func (b *Botanist) AdditionalDNSProviders(ctx context.Context) (map[string]component.DeployWaiter, error)

AdditionalDNSProviders returns a map containing DNSProviders where the key is the provider name. Providers and DNSEntries which are no longer needed / or in use, contain a DeployWaiter which removes said DNSEntry / DNSProvider.

func (*Botanist) CleanExtendedAPIs ¶ 

func (b *Botanist) CleanExtendedAPIs(ctx context.Context) error

CleanExtendedAPIs removes API extensions like CRDs and API services from the Shoot cluster.

func (*Botanist) CleanKubernetesResources ¶ 

func (b *Botanist) CleanKubernetesResources(ctx context.Context) error

CleanKubernetesResources deletes all the Kubernetes resources in the Shoot cluster other than those stored in the exceptions map. It will check whether all the Kubernetes resources in the Shoot cluster other than those stored in the exceptions map have been deleted. It will return an error in case it has not finished yet, and nil if all resources are gone.

func (*Botanist) CleanShootNamespaces ¶ 

func (b *Botanist) CleanShootNamespaces(ctx context.Context) error

CleanShootNamespaces deletes all non-system namespaces in the Shoot cluster. It assumes that all workload resources are cleaned up in previous step(s).

func (*Botanist) CleanWebhooks ¶ 

func (b *Botanist) CleanWebhooks(ctx context.Context) error

CleanWebhooks deletes all Webhooks in the Shoot cluster that are not being managed by the addon manager.

func (*Botanist) CleanupOrphanedDNSRecordSecrets ¶ added in v1.38.0 

func (b *Botanist) CleanupOrphanedDNSRecordSecrets(ctx context.Context) error

CleanupOrphanedDNSRecordSecrets cleans up secrets related to DNSRecords which may be orphaned after introducing the 'dnsrecord-' prefix

func (*Botanist) DefaultClusterAutoscaler ¶ added in v1.11.0 

func (b *Botanist) DefaultClusterAutoscaler() (clusterautoscaler.Interface, error)

DefaultClusterAutoscaler returns a deployer for the cluster-autoscaler.

func (*Botanist) DefaultClusterIdentity ¶ added in v1.24.0 

func (b *Botanist) DefaultClusterIdentity() clusteridentity.Interface

DefaultClusterIdentity returns a deployer for the shoot's cluster-identity.

func (*Botanist) DefaultContainerRuntime ¶ added in v1.10.0 

func (b *Botanist) DefaultContainerRuntime() containerruntime.Interface

DefaultContainerRuntime creates the default deployer for the ContainerRuntime custom resource.

func (*Botanist) DefaultControlPlane ¶ added in v1.14.0 

func (b *Botanist) DefaultControlPlane(purpose extensionsv1alpha1.Purpose) extensionscontrolplane.Interface

DefaultControlPlane creates the default deployer for the ControlPlane custom resource with the given purpose.

func (*Botanist) DefaultCoreBackupEntry ¶ added in v1.16.0 

func (b *Botanist) DefaultCoreBackupEntry() corebackupentry.Interface

DefaultCoreBackupEntry creates the default deployer for the core.gardener.cloud/v1beta1.BackupEntry resource.

func (*Botanist) DefaultCoreDNS ¶ added in v1.32.0 

func (b *Botanist) DefaultCoreDNS() (coredns.Interface, error)

DefaultCoreDNS returns a deployer for the CoreDNS.

func (*Botanist) DefaultDependencyWatchdogAccess ¶ added in v1.38.0 

func (b *Botanist) DefaultDependencyWatchdogAccess() component.Deployer

DefaultDependencyWatchdogAccess returns an instance of the Deployer which reconciles the resources so that DependencyWatchdogAccess can access a shoot cluster.

func (*Botanist) DefaultEtcd ¶ added in v1.13.0 

func (b *Botanist) DefaultEtcd(role string, class etcd.Class) (etcd.Interface, error)

DefaultEtcd returns a deployer for the etcd.

func (*Botanist) DefaultEtcdCopyBackupsTask ¶ added in v1.37.0 

func (b *Botanist) DefaultEtcdCopyBackupsTask() etcdcopybackupstask.Interface

DefaultEtcdCopyBackupsTask creates the default deployer for the EtcdCopyBackupsTask resource.

func (*Botanist) DefaultExtension ¶ added in v1.16.0 

func (b *Botanist) DefaultExtension(ctx context.Context) (extension.Interface, error)

DefaultExtension creates the default deployer for the Extension custom resources.

func (*Botanist) DefaultExternalDNSEntry ¶ added in v1.5.0 

func (b *Botanist) DefaultExternalDNSEntry() component.DeployWaiter

DefaultExternalDNSEntry returns DeployWaiter which removes the external DNSEntry.

func (*Botanist) DefaultExternalDNSOwner ¶ added in v1.8.0 

func (b *Botanist) DefaultExternalDNSOwner() component.DeployWaiter

DefaultExternalDNSOwner returns DeployWaiter which removes the external DNSOwner.

func (*Botanist) DefaultExternalDNSProvider ¶ added in v1.5.0 

func (b *Botanist) DefaultExternalDNSProvider() component.DeployWaiter

DefaultExternalDNSProvider returns the external DNSProvider if external DNS is enabled and if not DeployWaiter which removes the external DNSProvider.

func (*Botanist) DefaultExternalDNSRecord ¶ added in v1.27.0 

func (b *Botanist) DefaultExternalDNSRecord() extensionsdnsrecord.Interface

DefaultExternalDNSRecord creates the default deployer for the external DNSRecord resource.

func (*Botanist) DefaultGardenerAccess ¶ added in v1.38.0 

func (b *Botanist) DefaultGardenerAccess() component.Deployer

DefaultGardenerAccess returns an instance of the Deployer which reconciles the resources so that GardenerAccess can access a shoot cluster.

func (*Botanist) DefaultInfrastructure ¶ added in v1.8.0 

func (b *Botanist) DefaultInfrastructure() infrastructure.Interface

DefaultInfrastructure creates the default deployer for the Infrastructure custom resource.

func (*Botanist) DefaultIngressDNSRecord ¶ added in v1.27.0 

func (b *Botanist) DefaultIngressDNSRecord() extensionsdnsrecord.Interface

DefaultIngressDNSRecord creates the default deployer for the ingress DNSRecord resource.

func (*Botanist) DefaultInternalDNSEntry ¶ added in v1.5.0 

func (b *Botanist) DefaultInternalDNSEntry() component.DeployWaiter

DefaultInternalDNSEntry returns DeployWaiter which removes the internal DNSEntry.

func (*Botanist) DefaultInternalDNSOwner ¶ added in v1.8.0 

func (b *Botanist) DefaultInternalDNSOwner() component.DeployWaiter

DefaultInternalDNSOwner returns a DeployWaiter which removes the internal DNSOwner.

func (*Botanist) DefaultInternalDNSProvider ¶ added in v1.5.0 

func (b *Botanist) DefaultInternalDNSProvider() component.DeployWaiter

DefaultInternalDNSProvider returns the internal DNSProvider if internal DNS is enabled and if not, DeployWaiter which removes the internal DNSProvider.

func (*Botanist) DefaultInternalDNSRecord ¶ added in v1.27.0 

func (b *Botanist) DefaultInternalDNSRecord() extensionsdnsrecord.Interface

DefaultInternalDNSRecord creates the default deployer for the internal DNSRecord resource.

func (*Botanist) DefaultKubeAPIServer ¶ added in v1.28.0 

func (b *Botanist) DefaultKubeAPIServer(ctx context.Context) (kubeapiserver.Interface, error)

DefaultKubeAPIServer returns a deployer for the kube-apiserver.

func (*Botanist) DefaultKubeAPIServerSNI ¶ added in v1.7.0 

func (b *Botanist) DefaultKubeAPIServerSNI() component.DeployWaiter

DefaultKubeAPIServerSNI returns a deployer for the kube-apiserver SNI.

func (*Botanist) DefaultKubeAPIServerService ¶ added in v1.7.0 

func (b *Botanist) DefaultKubeAPIServerService(sniPhase component.Phase) component.DeployWaiter

DefaultKubeAPIServerService returns a deployer for the kube-apiserver service.

func (*Botanist) DefaultKubeControllerManager ¶ added in v1.12.0 

func (b *Botanist) DefaultKubeControllerManager() (kubecontrollermanager.Interface, error)

DefaultKubeControllerManager returns a deployer for the kube-controller-manager.

func (*Botanist) DefaultKubeProxy ¶ added in v1.41.0 

func (b *Botanist) DefaultKubeProxy() (kubeproxy.Interface, error)

DefaultKubeProxy returns a deployer for the kube-proxy.

func (*Botanist) DefaultKubeScheduler ¶ added in v1.10.0 

func (b *Botanist) DefaultKubeScheduler() (kubescheduler.Interface, error)

DefaultKubeScheduler returns a deployer for the kube-scheduler.

func (*Botanist) DefaultMetricsServer ¶ added in v1.13.0 

func (b *Botanist) DefaultMetricsServer() (component.DeployWaiter, error)

DefaultMetricsServer returns a deployer for the metrics-server.

func (*Botanist) DefaultNetwork ¶ added in v1.7.0 

func (b *Botanist) DefaultNetwork() component.DeployMigrateWaiter

DefaultNetwork creates the default deployer for the Network custom resource.

func (*Botanist) DefaultNetworkPolicies ¶ added in v1.22.0 

func (b *Botanist) DefaultNetworkPolicies(sniPhase component.Phase) (component.Deployer, error)

DefaultNetworkPolicies returns a deployer for the network policies that deny all traffic and allow certain components to use annotations to declare their desire to transmit/receive traffic to/from other Pods/IP addresses.

func (*Botanist) DefaultNginxIngressDNSEntry ¶ added in v1.5.0 

func (b *Botanist) DefaultNginxIngressDNSEntry() component.DeployWaiter

DefaultNginxIngressDNSEntry returns a Deployer which removes existing nginx ingress DNSEntry.

func (*Botanist) DefaultNginxIngressDNSOwner ¶ added in v1.8.0 

func (b *Botanist) DefaultNginxIngressDNSOwner() component.DeployWaiter

DefaultNginxIngressDNSOwner returns DeployWaiter which removes the nginx ingress DNSOwner.

func (*Botanist) DefaultNodeLocalDNS ¶ added in v1.39.0 

func (b *Botanist) DefaultNodeLocalDNS() (nodelocaldns.Interface, error)

DefaultNodeLocalDNS returns a deployer for the node-local-dns.

func (*Botanist) DefaultNodeProblemDetector ¶ added in v1.39.0 

func (b *Botanist) DefaultNodeProblemDetector() (component.DeployWaiter, error)

DefaultNodeProblemDetector returns a deployer for the NodeProblemDetector.

func (*Botanist) DefaultOperatingSystemConfig ¶ added in v1.17.0 

func (b *Botanist) DefaultOperatingSystemConfig() (operatingsystemconfig.Interface, error)

DefaultOperatingSystemConfig creates the default deployer for the OperatingSystemConfig custom resource.

func (*Botanist) DefaultOwnerDNSRecord ¶ added in v1.32.0 

func (b *Botanist) DefaultOwnerDNSRecord() extensionsdnsrecord.Interface

DefaultOwnerDNSRecord creates the default deployer for the owner DNSRecord resource.

func (*Botanist) DefaultResourceManager ¶ added in v1.17.0 

func (b *Botanist) DefaultResourceManager() (resourcemanager.Interface, error)

DefaultResourceManager returns an instance of Gardener Resource Manager with defaults configured for being deployed in a Shoot namespace

func (*Botanist) DefaultShootNamespaces ¶ added in v1.14.0 

func (b *Botanist) DefaultShootNamespaces() component.DeployWaiter

DefaultShootNamespaces returns a deployer for the shoot namespaces.

func (*Botanist) DefaultShootSystem ¶ added in v1.41.0 

func (b *Botanist) DefaultShootSystem() component.DeployWaiter

DefaultShootSystem returns a deployer for the shoot system resources.

func (*Botanist) DefaultVPNSeedServer ¶ added in v1.22.0 

func (b *Botanist) DefaultVPNSeedServer() (vpnseedserver.Interface, error)

DefaultVPNSeedServer returns a deployer for the vpn-seed-server.

func (*Botanist) DefaultVPNShoot ¶ added in v1.38.0 

func (b *Botanist) DefaultVPNShoot() (vpnshoot.Interface, error)

DefaultVPNShoot returns a deployer for the VPNShoot

func (*Botanist) DefaultVerticalPodAutoscaler ¶ added in v1.45.0 

func (b *Botanist) DefaultVerticalPodAutoscaler() (component.DeployWaiter, error)

DefaultVerticalPodAutoscaler returns a deployer for the Kubernetes Vertical Pod Autoscaler.

func (*Botanist) DefaultWorker ¶ added in v1.16.0 

func (b *Botanist) DefaultWorker() worker.Interface

DefaultWorker creates the default deployer for the Worker custom resource.

func (*Botanist) DeleteDNSProviders ¶ added in v1.1.0 

func (b *Botanist) DeleteDNSProviders(ctx context.Context) error

DeleteDNSProviders deletes all DNS providers in the shoot namespace of the seed.

func (*Botanist) DeleteGrafana ¶ added in v1.21.0 

func (b *Botanist) DeleteGrafana(ctx context.Context) error

DeleteGrafana will delete all grafana instances from the seed cluster.

func (*Botanist) DeleteKubeAPIServer ¶ 

func (b *Botanist) DeleteKubeAPIServer(ctx context.Context) error

DeleteKubeAPIServer deletes the kube-apiserver deployment in the Seed cluster which holds the Shoot's control plane.

func (*Botanist) DeleteManagedResources ¶ 

func (b *Botanist) DeleteManagedResources(ctx context.Context) error

DeleteManagedResources deletes all managed resources labeled with `origin=gardener` from the Shoot namespace in the Seed.

func (*Botanist) DeleteSeedMonitoring ¶ 

func (b *Botanist) DeleteSeedMonitoring(ctx context.Context) error

DeleteSeedMonitoring will delete the monitoring stack from the Seed cluster to avoid phantom alerts during the deletion process. More precisely, the Alertmanager and Prometheus StatefulSets will be deleted.

func (*Botanist) DeleteSeedNamespace ¶ added in v1.14.0 

func (b *Botanist) DeleteSeedNamespace(ctx context.Context) error

DeleteSeedNamespace deletes the namespace in the Seed cluster which holds the control plane components. The built-in garbage collection in Kubernetes will automatically delete all resources which belong to this namespace. This comprises volumes and load balancers as well.

func (*Botanist) DeployAdditionalDNSProviders ¶ added in v1.1.0 

func (b *Botanist) DeployAdditionalDNSProviders(ctx context.Context) error

DeployAdditionalDNSProviders deploys all additional DNS providers in the shoot namespace of the seed.

func (*Botanist) DeployBackupEntry ¶ added in v1.22.0 

func (b *Botanist) DeployBackupEntry(ctx context.Context) error

DeployBackupEntry deploys the BackupEntry resource in the Garden cluster and triggers the restore operation in case the Shoot is in the restore phase of the control plane migration.

func (*Botanist) DeployCloudProviderSecret ¶ 

func (b *Botanist) DeployCloudProviderSecret(ctx context.Context) error

DeployCloudProviderSecret creates or updates the cloud provider secret in the Shoot namespace in the Seed cluster.

func (*Botanist) DeployClusterAutoscaler ¶ 

func (b *Botanist) DeployClusterAutoscaler(ctx context.Context) error

DeployClusterAutoscaler deploys the Kubernetes cluster-autoscaler.

func (*Botanist) DeployClusterIdentity ¶ added in v1.24.0 

func (b *Botanist) DeployClusterIdentity(ctx context.Context) error

DeployClusterIdentity deploys the shoot's cluster-identity.

func (*Botanist) DeployContainerRuntime ¶ added in v1.10.0 

func (b *Botanist) DeployContainerRuntime(ctx context.Context) error

DeployContainerRuntime deploys the ContainerRuntime custom resources and triggers the restore operation in case the Shoot is in the restore phase of the control plane migration

func (*Botanist) DeployControlPlane ¶ 

func (b *Botanist) DeployControlPlane(ctx context.Context) error

DeployControlPlane deploys or restores the ControlPlane custom resource (purpose normal).

func (*Botanist) DeployControlPlaneExposure ¶ 

func (b *Botanist) DeployControlPlaneExposure(ctx context.Context) error

DeployControlPlaneExposure deploys or restores the ControlPlane custom resource (purpose exposure).

func (*Botanist) DeployCoreDNS ¶ added in v1.32.0 

func (b *Botanist) DeployCoreDNS(ctx context.Context) error

DeployCoreDNS deploys the CoreDNS system component.

func (*Botanist) DeployDNSProviders ¶ added in v1.36.0 

func (b *Botanist) DeployDNSProviders(ctx context.Context, dnsProviders map[string]component.DeployWaiter) error

DeployDNSProviders deploys the specified DNS providers in the shoot namespace of the seed.

func (*Botanist) DeployDependencyWatchdogAccess ¶ added in v1.38.0 

func (b *Botanist) DeployDependencyWatchdogAccess(ctx context.Context) error

DeployDependencyWatchdogAccess deploys the DependencyWatchdogAccess resources.

func (*Botanist) DeployEtcd ¶ added in v1.13.0 

func (b *Botanist) DeployEtcd(ctx context.Context) error

DeployEtcd deploys the etcd main and events.

func (*Botanist) DeployEtcdCopyBackupsTask ¶ added in v1.37.0 

func (b *Botanist) DeployEtcdCopyBackupsTask(ctx context.Context) error

DeployEtcdCopyBackupsTask sets the target and destination object stores of the EtcdCopyBackupsTask resource and deploys it.

func (*Botanist) DeployExtensions ¶ added in v1.16.0 

func (b *Botanist) DeployExtensions(ctx context.Context) error

DeployExtensions deploys the Extension custom resources and triggers the restore operation in case the Shoot is in the restore phase of the control plane migration.

func (*Botanist) DeployExternalDNS ¶ added in v1.5.0 

func (b *Botanist) DeployExternalDNS(ctx context.Context) error

DeployExternalDNS deploys the external DNSOwner, DNSProvider, and DNSEntry resources.

func (*Botanist) DeployExternalDNSResources ¶ added in v1.27.0 

func (b *Botanist) DeployExternalDNSResources(ctx context.Context) error

DeployExternalDNSResources deploys the appropriate external DNS resources. * The DNSProvider, DNSEntry, and DNSOwner resources are deleted (if they exist) in the appropriate order to ensure that the DNS record is not deleted. Then, the DNSRecord resource is deployed (or restored).

func (*Botanist) DeployGardenerResourceManager ¶ 

func (b *Botanist) DeployGardenerResourceManager(ctx context.Context) error

DeployGardenerResourceManager deploys the gardener-resource-manager

func (*Botanist) DeployInfrastructure ¶ 

func (b *Botanist) DeployInfrastructure(ctx context.Context) error

DeployInfrastructure deploys the Infrastructure custom resource and triggers the restore operation in case the Shoot is in the restore phase of the control plane migration.

func (*Botanist) DeployIngressDNS ¶ added in v1.27.0 

func (b *Botanist) DeployIngressDNS(ctx context.Context) error

DeployIngressDNS deploys the nginx ingress DNSEntry and DNSOwner resources.

func (*Botanist) DeployIngressDNSResources ¶ added in v1.27.0 

func (b *Botanist) DeployIngressDNSResources(ctx context.Context) error

DeployIngressDNSResources deploys the appropriate ingress DNS resources. * The DNSEntry and DNSOwner resources are deleted (if they exist) in the appropriate order to ensure that the DNS record is not deleted. Then, the DNSRecord resource is deployed (or restored).

func (*Botanist) DeployInternalDNS ¶ added in v1.5.0 

func (b *Botanist) DeployInternalDNS(ctx context.Context) error

DeployInternalDNS deploys the internal DNSOwner, DNSProvider, and DNSEntry resources.

func (*Botanist) DeployInternalDNSResources ¶ added in v1.27.0 

func (b *Botanist) DeployInternalDNSResources(ctx context.Context) error

DeployInternalDNSResources deploys the appropriate internal DNS resources. * The DNSProvider, DNSEntry, and DNSOwner resources are deleted (if they exist) in the appropriate order to ensure that the DNS record is not deleted. Then, the DNSRecord resource is deployed (or restored).

func (*Botanist) DeployKubeAPIServer ¶ 

func (b *Botanist) DeployKubeAPIServer(ctx context.Context) error

DeployKubeAPIServer deploys the Kubernetes API server.

func (*Botanist) DeployKubeAPIServerSNI ¶ added in v1.7.0 

func (b *Botanist) DeployKubeAPIServerSNI(ctx context.Context) error

DeployKubeAPIServerSNI deploys the kube-apiserver-sni chart.

func (*Botanist) DeployKubeAPIService ¶ added in v1.11.0 

func (b *Botanist) DeployKubeAPIService(ctx context.Context, sniPhase component.Phase) error

DeployKubeAPIService deploys the kube-apiserver service.

func (*Botanist) DeployKubeControllerManager ¶ 

func (b *Botanist) DeployKubeControllerManager(ctx context.Context) error

DeployKubeControllerManager deploys the Kubernetes Controller Manager.

func (*Botanist) DeployKubeProxy ¶ added in v1.41.0 

func (b *Botanist) DeployKubeProxy(ctx context.Context) error

DeployKubeProxy deploys the kube-proxy.

func (*Botanist) DeployManagedResourceForAddons ¶ added in v1.17.0 

func (b *Botanist) DeployManagedResourceForAddons(ctx context.Context) error

DeployManagedResourceForAddons deploys all the ManagedResource CRDs for the gardener-resource-manager.

func (*Botanist) DeployManagedResourceForCloudConfigExecutor ¶ added in v1.17.0 

func (b *Botanist) DeployManagedResourceForCloudConfigExecutor(ctx context.Context) error

DeployManagedResourceForCloudConfigExecutor creates the cloud config managed resource that contains: 1. A secret containing the dedicated cloud config execution script for each worker group 2. A secret containing some shared RBAC policies for downloading the cloud config execution script

func (*Botanist) DeployNetwork ¶ 

func (b *Botanist) DeployNetwork(ctx context.Context) error

DeployNetwork deploys the Network custom resource and triggers the restore operation in case the Shoot is in the restore phase of the control plane migration

func (*Botanist) DeployOperatingSystemConfig ¶ added in v1.17.0 

func (b *Botanist) DeployOperatingSystemConfig(ctx context.Context) error

DeployOperatingSystemConfig deploys the OperatingSystemConfig custom resource and triggers the restore operation in case the Shoot is in the restore phase of the control plane migration.

func (*Botanist) DeployOrDestroyExternalDNSRecord ¶ added in v1.27.0 

func (b *Botanist) DeployOrDestroyExternalDNSRecord(ctx context.Context) error

DeployOrDestroyExternalDNSRecord deploys, restores, or destroys the external DNSRecord and waits for the operation to complete.

func (*Botanist) DeployOrDestroyIngressDNSRecord ¶ added in v1.27.0 

func (b *Botanist) DeployOrDestroyIngressDNSRecord(ctx context.Context) error

DeployOrDestroyIngressDNSRecord deploys, restores, or destroys the ingress DNSRecord and waits for the operation to complete.

func (*Botanist) DeployOrDestroyInternalDNSRecord ¶ added in v1.27.0 

func (b *Botanist) DeployOrDestroyInternalDNSRecord(ctx context.Context) error

DeployOrDestroyInternalDNSRecord deploys, restores, or destroys the internal DNSRecord and waits for the operation to complete.

func (*Botanist) DeployOrDestroyOwnerDNSRecord ¶ added in v1.32.0 

func (b *Botanist) DeployOrDestroyOwnerDNSRecord(ctx context.Context) error

DeployOrDestroyOwnerDNSRecord deploys, restores, or destroys the owner DNSRecord and waits for the operation to complete.

func (*Botanist) DeployOwnerDNSRecord ¶ added in v1.32.0 

func (b *Botanist) DeployOwnerDNSRecord(ctx context.Context) error

DeployOwnerDNSRecord deploys or restores the owner DNSRecord and waits for the operation to complete.

func (*Botanist) DeployOwnerDNSResources ¶ added in v1.32.0 

func (b *Botanist) DeployOwnerDNSResources(ctx context.Context) error

DeployOwnerDNSResources deploys or deletes the owner DNSRecord resource depending on whether the 'ownerChecks' setting is enabled. * If the ownerChecks is enabled, the DNSRecord resource is deployed (or restored). * Otherwise, it is deleted.

func (*Botanist) DeployReferencedResources ¶ added in v1.6.0 

func (b *Botanist) DeployReferencedResources(ctx context.Context) error

DeployReferencedResources reads all referenced resources from the Garden cluster and writes a managed resource to the Seed cluster.

func (*Botanist) DeploySeedGrafana ¶ added in v1.30.0 

func (b *Botanist) DeploySeedGrafana(ctx context.Context) error

DeploySeedGrafana deploys the grafana charts to the Seed cluster.

func (*Botanist) DeploySeedLogging ¶ 

func (b *Botanist) DeploySeedLogging(ctx context.Context) error

DeploySeedLogging will install the Helm release "seed-bootstrap/charts/loki" in the Seed clusters.

func (*Botanist) DeploySeedMonitoring ¶ 

func (b *Botanist) DeploySeedMonitoring(ctx context.Context) error

DeploySeedMonitoring installs the Helm release "seed-monitoring" in the Seed clusters. It comprises components to monitor the Shoot cluster whose control plane runs in the Seed cluster.

func (*Botanist) DeploySeedNamespace ¶ added in v1.14.0 

func (b *Botanist) DeploySeedNamespace(ctx context.Context) error

DeploySeedNamespace creates a namespace in the Seed cluster which is used to deploy all the control plane components for the Shoot cluster. Moreover, the cloud provider configuration and all the secrets will be stored as ConfigMaps/Secrets.

func (*Botanist) DeploySourceBackupEntry ¶ added in v1.37.0 

func (b *Botanist) DeploySourceBackupEntry(ctx context.Context) error

DeploySourceBackupEntry deploys the source BackupEntry and sets its bucketName to be equal to the bucketName of the shoot's original BackupEntry if the source BackupEntry doesn't already exist.

func (*Botanist) DeployVPNServer ¶ added in v1.22.0 

func (b *Botanist) DeployVPNServer(ctx context.Context) error

DeployVPNServer deploys the vpn-seed-server.

func (*Botanist) DeployVPNShoot ¶ added in v1.38.0 

func (b *Botanist) DeployVPNShoot(ctx context.Context) error

DeployVPNShoot deploys the VPNShoot system component.

func (*Botanist) DeployVerticalPodAutoscaler ¶ added in v1.7.0 

func (b *Botanist) DeployVerticalPodAutoscaler(ctx context.Context) error

DeployVerticalPodAutoscaler deploys or destroys the VPA to the shoot namespace in the seed.

func (*Botanist) DeployWorker ¶ 

func (b *Botanist) DeployWorker(ctx context.Context) error

DeployWorker deploys the Worker custom resource and triggers the restore operation in case the Shoot is in the restore phase of the control plane migration

func (*Botanist) DestroyDNSRecords ¶ added in v1.29.0 

func (b *Botanist) DestroyDNSRecords(ctx context.Context) error

DestroyDNSRecords deletes all DNSRecord resources from the Shoot namespace.

func (*Botanist) DestroyEtcd ¶ added in v1.35.0 

func (b *Botanist) DestroyEtcd(ctx context.Context) error

DestroyEtcd destroys the etcd main and events.

func (*Botanist) DestroyExtensionResourcesInParallel ¶ added in v1.40.0 

func (b *Botanist) DestroyExtensionResourcesInParallel(ctx context.Context) error

DestroyExtensionResourcesInParallel deletes extension CRs from the Shoot namespace.

func (*Botanist) DestroyExternalDNS ¶ added in v1.8.0 

func (b *Botanist) DestroyExternalDNS(ctx context.Context) error

DestroyExternalDNS destroys the external DNSEntry, DNSOwner, and DNSProvider resources.

func (*Botanist) DestroyExternalDNSRecord ¶ added in v1.27.0 

func (b *Botanist) DestroyExternalDNSRecord(ctx context.Context) error

DestroyExternalDNSRecord destroys the external DNSRecord and waits for the operation to complete.

func (*Botanist) DestroyExternalDNSResources ¶ added in v1.27.0 

func (b *Botanist) DestroyExternalDNSResources(ctx context.Context) error

DestroyExternalDNSResources deletes all external DNS resources (DNSProvider, DNSEntry, DNSOwner, and DNSRecord) that currently exist, to ensure that the DNS record is deleted.

func (*Botanist) DestroyIngressDNS ¶ added in v1.27.0 

func (b *Botanist) DestroyIngressDNS(ctx context.Context) error

DestroyIngressDNS destroys the nginx ingress DNSEntry and DNSOwner resources.

func (*Botanist) DestroyIngressDNSRecord ¶ 

func (b *Botanist) DestroyIngressDNSRecord(ctx context.Context) error

DestroyIngressDNSRecord destroys the ingress DNSRecord and waits for the operation to complete.

func (*Botanist) DestroyIngressDNSResources ¶ added in v1.27.0 

func (b *Botanist) DestroyIngressDNSResources(ctx context.Context) error

DestroyIngressDNSResources deletes all ingress DNS resources (DNSEntry, DNSOwner, and DNSRecord) that currently exist, to ensure that the DNS record is deleted.

func (*Botanist) DestroyInternalDNS ¶ added in v1.8.0 

func (b *Botanist) DestroyInternalDNS(ctx context.Context) error

DestroyInternalDNS destroys the internal DNSEntry, DNSOwner, and DNSProvider resources.

func (*Botanist) DestroyInternalDNSRecord ¶ added in v1.27.0 

func (b *Botanist) DestroyInternalDNSRecord(ctx context.Context) error

DestroyInternalDNSRecord destroys the internal DNSRecord and waits for the operation to complete.

func (*Botanist) DestroyInternalDNSResources ¶ added in v1.27.0 

func (b *Botanist) DestroyInternalDNSResources(ctx context.Context) error

DestroyInternalDNSResources deletes all internal DNS resources (DNSProvider, DNSEntry, DNSOwner, and DNSRecord) that currently exist, to ensure that the DNS record is deleted.

func (*Botanist) DestroyOwnerDNSRecord ¶ added in v1.32.0 

func (b *Botanist) DestroyOwnerDNSRecord(ctx context.Context) error

DestroyOwnerDNSRecord destroys the owner DNSRecord and waits for the operation to complete.

func (*Botanist) DestroyOwnerDNSResources ¶ added in v1.32.0 

func (b *Botanist) DestroyOwnerDNSResources(ctx context.Context) error

DestroyOwnerDNSResources deletes the owner DNSRecord resource if it exists.

func (*Botanist) DestroyReferencedResources ¶ added in v1.6.0 

func (b *Botanist) DestroyReferencedResources(ctx context.Context) error

DestroyReferencedResources deletes the managed resource containing referenced resources from the Seed cluster.

func (*Botanist) DestroySourceBackupEntry ¶ added in v1.37.0 

func (b *Botanist) DestroySourceBackupEntry(ctx context.Context) error

DestroySourceBackupEntry destroys the source BackupEntry. It returns nil if the CopyEtcdBackupsDuringControlPlaneMigration feature gate is disabled or the Seed backup is not enabled or the Shoot is in restore phase.

func (*Botanist) EnsureShootClusterIdentity ¶ added in v1.24.0 

func (b *Botanist) EnsureShootClusterIdentity(ctx context.Context) error

EnsureShootClusterIdentity ensures that Shoot's `status.clusterIdentity` field is set and updates the Cluster resource in the seed if necessary.

func (*Botanist) GenerateKubernetesDashboardConfig ¶ 

func (b *Botanist) GenerateKubernetesDashboardConfig() (map[string]interface{}, error)

GenerateKubernetesDashboardConfig generates the values which are required to render the chart of the kubernetes-dashboard properly.

func (*Botanist) GenerateNginxIngressConfig ¶ 

func (b *Botanist) GenerateNginxIngressConfig() (map[string]interface{}, error)

GenerateNginxIngressConfig generates the values which are required to render the chart of the nginx-ingress properly.

func (*Botanist) HibernateControlPlane ¶ 

func (b *Botanist) HibernateControlPlane(ctx context.Context) error

HibernateControlPlane hibernates the entire control plane if the shoot shall be hibernated.

func (*Botanist) InitializeSecretsManagement ¶ added in v1.43.0 

func (b *Botanist) InitializeSecretsManagement(ctx context.Context) error

InitializeSecretsManagement initializes the secrets management and deploys the required secrets to the shoot namespace in the seed.

func (*Botanist) IsCopyOfBackupsRequired ¶ added in v1.37.0 

func (b *Botanist) IsCopyOfBackupsRequired(ctx context.Context) (bool, error)

IsCopyOfBackupsRequired check if etcd backups need to be copied between seeds.

func (*Botanist) KeepObjectsForManagedResources ¶ added in v1.40.0 

func (b *Botanist) KeepObjectsForManagedResources(ctx context.Context) error

KeepObjectsForManagedResources sets ManagedResource.Spec.KeepObjects to true.

func (*Botanist) MigrateExtensionResourcesInParallel ¶ added in v1.40.0 

func (b *Botanist) MigrateExtensionResourcesInParallel(ctx context.Context) (err error)

MigrateExtensionResourcesInParallel migrates extension CRs.

func (*Botanist) MigrateExternalDNS ¶ added in v1.8.0 

func (b *Botanist) MigrateExternalDNS(ctx context.Context, keepProvider bool) error

MigrateExternalDNS destroys the external DNSEntry, DNSOwner, and DNSProvider resources, without removing the entry from the DNS provider.

func (*Botanist) MigrateExternalDNSRecord ¶ added in v1.27.0 

func (b *Botanist) MigrateExternalDNSRecord(ctx context.Context) error

MigrateExternalDNSRecord migrates the external DNSRecord and waits for the operation to complete.

func (*Botanist) MigrateExternalDNSResources ¶ added in v1.27.0 

func (b *Botanist) MigrateExternalDNSResources(ctx context.Context) error

MigrateExternalDNSResources migrates or deletes all external DNS resources (DNSProvider, DNSEntry, DNSOwner, and DNSRecord) that currently exist, in the appropriate order to ensure that the DNS record is not deleted.

func (*Botanist) MigrateIngressDNS ¶ added in v1.27.0 

func (b *Botanist) MigrateIngressDNS(ctx context.Context) error

MigrateIngressDNS destroys the nginx ingress DNSEntry and DNSOwner resources, without removing the entry from the DNS provider.

func (*Botanist) MigrateIngressDNSRecord ¶ added in v1.8.0 

func (b *Botanist) MigrateIngressDNSRecord(ctx context.Context) error

MigrateIngressDNSRecord migrates the ingress DNSRecord and waits for the operation to complete.

func (*Botanist) MigrateIngressDNSResources ¶ added in v1.27.0 

func (b *Botanist) MigrateIngressDNSResources(ctx context.Context) error

MigrateIngressDNSResources migrates or deletes all ingress DNS resources (DNSEntry, DNSOwner, and DNSRecord) that currently exist, in the appropriate order to ensure that the DNS record is not deleted.

func (*Botanist) MigrateInternalDNS ¶ added in v1.8.0 

func (b *Botanist) MigrateInternalDNS(ctx context.Context) error

MigrateInternalDNS destroys the internal DNSEntry, DNSOwner, and DNSProvider resources, without removing the entry from the DNS provider.

func (*Botanist) MigrateInternalDNSRecord ¶ added in v1.27.0 

func (b *Botanist) MigrateInternalDNSRecord(ctx context.Context) error

MigrateInternalDNSRecord migrates the internal DNSRecord and waits for the operation to complete.

func (*Botanist) MigrateInternalDNSResources ¶ added in v1.27.0 

func (b *Botanist) MigrateInternalDNSResources(ctx context.Context) error

MigrateInternalDNSResources migrates or deletes all internal DNS resources (DNSProvider, DNSEntry, DNSOwner, and DNSRecord) that currently exist, in the appropriate order to ensure that the DNS record is not deleted.

func (*Botanist) MigrateOwnerDNSRecord ¶ added in v1.32.0 

func (b *Botanist) MigrateOwnerDNSRecord(ctx context.Context) error

MigrateOwnerDNSRecord migrates the owner DNSRecord and waits for the operation to complete.

func (*Botanist) MigrateOwnerDNSResources ¶ added in v1.32.0 

func (b *Botanist) MigrateOwnerDNSResources(ctx context.Context) error

MigrateOwnerDNSResources migrates or deletes the owner DNSRecord resource depending on whether the 'ownerChecks' setting is enabled. * If the ownerChecks is enabled, the DNSRecord resource is migrated. * Otherwise, it is deleted.

func (*Botanist) NeedsAdditionalDNSProviders ¶ added in v1.5.0 

func (b *Botanist) NeedsAdditionalDNSProviders() bool

NeedsAdditionalDNSProviders returns true if additional DNS providers are needed.

func (*Botanist) NeedsExternalDNS ¶ added in v1.5.0 

func (b *Botanist) NeedsExternalDNS() bool

NeedsExternalDNS returns true if the Shoot cluster needs external DNS.

func (*Botanist) NeedsIngressDNS ¶ added in v1.27.0 

func (b *Botanist) NeedsIngressDNS() bool

NeedsIngressDNS returns true if the Shoot cluster needs ingress DNS.

func (*Botanist) NeedsInternalDNS ¶ added in v1.5.0 

func (b *Botanist) NeedsInternalDNS() bool

NeedsInternalDNS returns true if the Shoot cluster needs internal DNS.

func (*Botanist) ReconcileNodeLocalDNS ¶ added in v1.39.0 

func (b *Botanist) ReconcileNodeLocalDNS(ctx context.Context) error

ReconcileNodeLocalDNS deploys or destroys the node-local-dns component depending on whether it is enabled for the Shoot.

func (*Botanist) RequiredExtensionsReady ¶ added in v1.3.0 

func (b *Botanist) RequiredExtensionsReady(ctx context.Context) error

RequiredExtensionsReady checks whether all required extensions needed for a shoot operation exist and are ready.

func (*Botanist) RestartControlPlanePods ¶ added in v1.2.0 

func (b *Botanist) RestartControlPlanePods(ctx context.Context) error

RestartControlPlanePods restarts (deletes) pods of the shoot control plane.

func (*Botanist) RestoreControlPlane ¶ added in v1.40.0 

func (b *Botanist) RestoreControlPlane(ctx context.Context) error

RestoreControlPlane restores the ControlPlane custom resource (purpose normal)

func (*Botanist) SNIPhase ¶ added in v1.11.0 

func (b *Botanist) SNIPhase(ctx context.Context) (component.Phase, error)

SNIPhase returns the current phase of the SNI enablement of kube-apiserver's service.

func (*Botanist) ScaleETCDToOne ¶ added in v1.5.0 

func (b *Botanist) ScaleETCDToOne(ctx context.Context) error

ScaleETCDToOne scales ETCD main and events replicas to one.

func (*Botanist) ScaleETCDToZero ¶ added in v1.5.0 

func (b *Botanist) ScaleETCDToZero(ctx context.Context) error

ScaleETCDToZero scales ETCD main and events replicas to zero.

func (*Botanist) ScaleGardenerResourceManagerToOne ¶ added in v1.5.0 

func (b *Botanist) ScaleGardenerResourceManagerToOne(ctx context.Context) error

ScaleGardenerResourceManagerToOne scales the gardener-resource-manager deployment

func (*Botanist) ScaleKubeAPIServerToOne ¶ added in v1.12.0 

func (b *Botanist) ScaleKubeAPIServerToOne(ctx context.Context) error

ScaleKubeAPIServerToOne scales kube-apiserver replicas to one.

func (*Botanist) ScaleKubeControllerManagerToOne ¶ added in v1.12.0 

func (b *Botanist) ScaleKubeControllerManagerToOne(ctx context.Context) error

ScaleKubeControllerManagerToOne scales kube-controller-manager replicas to one.

func (*Botanist) SetNginxIngressAddress ¶ added in v1.5.0 

func (b *Botanist) SetNginxIngressAddress(address string, seedClient client.Client)

SetNginxIngressAddress sets the IP address of the API server's LoadBalancer.

func (*Botanist) SnapshotEtcd ¶ added in v1.13.0 

func (b *Botanist) SnapshotEtcd(ctx context.Context) error

SnapshotEtcd executes into the etcd-main pod and triggers a full snapshot.

func (*Botanist) SourceBackupEntry ¶ added in v1.37.0 

func (b *Botanist) SourceBackupEntry() corebackupentry.Interface

SourceBackupEntry creates a deployer for a core.gardener.cloud/v1beta1.BackupEntry resource which will be used as source when copying etcd backups.

func (*Botanist) WaitForInfrastructure ¶ added in v1.8.0 

func (b *Botanist) WaitForInfrastructure(ctx context.Context) error

WaitForInfrastructure waits until the infrastructure reconciliation has finished and extracts the provider status out of it.

func (*Botanist) WaitForKubeControllerManagerToBeActive ¶ added in v1.12.0 

func (b *Botanist) WaitForKubeControllerManagerToBeActive(ctx context.Context) error

WaitForKubeControllerManagerToBeActive waits for the kube controller manager of a Shoot cluster has acquired leader election, thus is active.

func (*Botanist) WaitUntilCloudConfigUpdatedForAllWorkerPools ¶ added in v1.16.0 

func (b *Botanist) WaitUntilCloudConfigUpdatedForAllWorkerPools(ctx context.Context) error

WaitUntilCloudConfigUpdatedForAllWorkerPools waits for a maximum of 6 minutes until all the nodes for all the worker pools in the Shoot have successfully applied the desired version of their cloud-config user data.

func (*Botanist) WaitUntilEndpointsDoNotContainPodIPs ¶ 

func (b *Botanist) WaitUntilEndpointsDoNotContainPodIPs(ctx context.Context) error

WaitUntilEndpointsDoNotContainPodIPs waits until all endpoints in the shoot cluster to not contain any IPs from the Shoot's PodCIDR.

func (*Botanist) WaitUntilEtcdsDeleted ¶ added in v1.35.0 

func (b *Botanist) WaitUntilEtcdsDeleted(ctx context.Context) error

WaitUntilEtcdsDeleted waits until both etcd-main and etcd-events are deleted.

func (*Botanist) WaitUntilEtcdsReady ¶ added in v1.13.0 

func (b *Botanist) WaitUntilEtcdsReady(ctx context.Context) error

WaitUntilEtcdsReady waits until both etcd-main and etcd-events are ready.

func (*Botanist) WaitUntilExtensionResourcesDeleted ¶ 

func (b *Botanist) WaitUntilExtensionResourcesDeleted(ctx context.Context) error

WaitUntilExtensionResourcesDeleted waits until extension CRs have been deleted from the Shoot namespace.

func (*Botanist) WaitUntilExtensionResourcesMigrated ¶ added in v1.40.0 

func (b *Botanist) WaitUntilExtensionResourcesMigrated(ctx context.Context) error

WaitUntilExtensionResourcesMigrated waits until extension CRs have been successfully migrated.

func (*Botanist) WaitUntilManagedResourcesDeleted ¶ 

func (b *Botanist) WaitUntilManagedResourcesDeleted(ctx context.Context) error

WaitUntilManagedResourcesDeleted waits until all managed resources labeled with `origin=gardener` are gone or the context is cancelled.

func (*Botanist) WaitUntilNginxIngressServiceIsReady ¶ added in v1.5.0 

func (b *Botanist) WaitUntilNginxIngressServiceIsReady(ctx context.Context) error

WaitUntilNginxIngressServiceIsReady waits until the external load balancer of the nginx ingress controller has been created.

func (*Botanist) WaitUntilNoPodRunning ¶ 

func (b *Botanist) WaitUntilNoPodRunning(ctx context.Context) error

WaitUntilNoPodRunning waits until there is no running Pod in the shoot cluster.

func (*Botanist) WaitUntilNodesDeleted ¶ 

func (b *Botanist) WaitUntilNodesDeleted(ctx context.Context) error

WaitUntilNodesDeleted waits until no nodes exist in the shoot cluster anymore.

func (*Botanist) WaitUntilRequiredExtensionsReady ¶ added in v1.3.0 

func (b *Botanist) WaitUntilRequiredExtensionsReady(ctx context.Context) error

WaitUntilRequiredExtensionsReady waits until all the extensions required for a shoot reconciliation are ready

func (*Botanist) WaitUntilSeedNamespaceDeleted ¶ 

func (b *Botanist) WaitUntilSeedNamespaceDeleted(ctx context.Context) error

WaitUntilSeedNamespaceDeleted waits until the namespace of the Shoot cluster within the Seed cluster is deleted.

func (*Botanist) WaitUntilTunnelConnectionExists ¶ added in v1.6.0 

func (b *Botanist) WaitUntilTunnelConnectionExists(ctx context.Context) error

WaitUntilTunnelConnectionExists waits until a port forward connection to the tunnel pod (vpn-shoot) in the kube-system namespace of the Shoot cluster can be established.

func (*Botanist) WaitUntilVpnShootServiceIsReady ¶ added in v1.12.0 

func (b *Botanist) WaitUntilVpnShootServiceIsReady(ctx context.Context) error

WaitUntilVpnShootServiceIsReady waits until the external load balancer of the VPN has been created.

func (*Botanist) WakeUpKubeAPIServer ¶ added in v1.6.0 

func (b *Botanist) WakeUpKubeAPIServer(ctx context.Context) error

WakeUpKubeAPIServer creates a service and ensures API Server is scaled up

Source Files ¶

View all Source files

Directories ¶

Path Synopsis
addons
networkpolicy
backupentry
backupentry/mock
Package backupentry is a generated GoMock package.
 Package backupentry is a generated GoMock package.
clusterautoscaler
clusterautoscaler/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
clusteridentity
clusteridentity/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
coredns
coredns/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
dependencywatchdog
etcd
etcd/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
etcdcopybackupstask
etcdcopybackupstask/mock
Package etcdcopybackupstask is a generated GoMock package.
 Package etcdcopybackupstask is a generated GoMock package.
extensions/backupentry
extensions/backupentry/mock
Package backupentry is a generated GoMock package.
 Package backupentry is a generated GoMock package.
extensions/containerruntime
extensions/containerruntime/mock
Package containerruntime is a generated GoMock package.
 Package containerruntime is a generated GoMock package.
extensions/controlplane
extensions/controlplane/mock
Package controlplane is a generated GoMock package.
 Package controlplane is a generated GoMock package.
extensions/crds
extensions/crds/templates
Package seed_crds contains generated manifests for all CRDs that are present on a Seed cluster.
 Package seed_crds contains generated manifests for all CRDs that are present on a Seed cluster.
extensions/dns
extensions/dnsrecord
extensions/dnsrecord/mock
Package dnsrecord is a generated GoMock package.
 Package dnsrecord is a generated GoMock package.
extensions/extension
extensions/extension/mock
Package extension is a generated GoMock package.
 Package extension is a generated GoMock package.
extensions/infrastructure
extensions/infrastructure/mock
Package infrastructure is a generated GoMock package.
 Package infrastructure is a generated GoMock package.
extensions/network
extensions/operatingsystemconfig
extensions/operatingsystemconfig/downloader
extensions/operatingsystemconfig/executor
extensions/operatingsystemconfig/mock
Package operatingsystemconfig is a generated GoMock package.
 Package operatingsystemconfig is a generated GoMock package.
extensions/operatingsystemconfig/original
extensions/operatingsystemconfig/original/components
extensions/operatingsystemconfig/original/components/containerd
extensions/operatingsystemconfig/original/components/docker
extensions/operatingsystemconfig/original/components/gardeneruser
extensions/operatingsystemconfig/original/components/journald
extensions/operatingsystemconfig/original/components/kernelconfig
extensions/operatingsystemconfig/original/components/kubelet
extensions/operatingsystemconfig/original/components/kubelet/mock
Package kubelet is a generated GoMock package.
 Package kubelet is a generated GoMock package.
extensions/operatingsystemconfig/original/components/logrotate
extensions/operatingsystemconfig/original/components/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
extensions/operatingsystemconfig/original/components/promtail
extensions/operatingsystemconfig/original/components/rootcertificates
extensions/operatingsystemconfig/original/components/varlibmount
extensions/operatingsystemconfig/utils
extensions/operatingsystemconfig/utils/mock
Package utils is a generated GoMock package.
 Package utils is a generated GoMock package.
extensions/worker
extensions/worker/mock
Package worker is a generated GoMock package.
 Package worker is a generated GoMock package.
gardeneraccess
gardenerkubescheduler
gardenerkubescheduler/configurator
Package configurator contains the Configurator interface It is a separate package to avoid dependency cycle.
 Package configurator contains the Configurator interface It is a separate package to avoid dependency cycle.
gardenerkubescheduler/v18
Package v18 contains a kube-scheduler specific configuration for Kubernetes version 1.18.
 Package v18 contains a kube-scheduler specific configuration for Kubernetes version 1.18.
gardenerkubescheduler/v19
Package v19 contains a kube-scheduler specific configuration for Kubernetes version 1.19.
 Package v19 contains a kube-scheduler specific configuration for Kubernetes version 1.19.
gardenerkubescheduler/v20
Package v20 contains a kube-scheduler specific configuration for Kubernetes version 1.20.
 Package v20 contains a kube-scheduler specific configuration for Kubernetes version 1.20.
gardenerkubescheduler/v21
Package v21 contains a kube-scheduler specific configuration for Kubernetes version 1.21.
 Package v21 contains a kube-scheduler specific configuration for Kubernetes version 1.21.
gardenerkubescheduler/v22
Package v22 contains a kube-scheduler specific configuration for Kubernetes version 1.22.
 Package v22 contains a kube-scheduler specific configuration for Kubernetes version 1.22.
gardenerkubescheduler/v23
Package v23 contains a kube-scheduler specific configuration for Kubernetes version 1.23.
 Package v23 contains a kube-scheduler specific configuration for Kubernetes version 1.23.
istio
kubeapiserver
kubeapiserver/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
kubeapiserverexposure
kubecontrollermanager
kubecontrollermanager/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
kubeproxy
kubeproxy/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
kubescheduler
kubescheduler/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
logging
metricsserver
mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
monitoring
namespaces
networkpolicies
nginxingress
nodelocaldns
nodeproblemdetector
projectrbac
resourcemanager
resourcemanager/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
seedadmissioncontroller
shootsystem
test
vpa
vpnauthzserver
vpnseedserver
vpnseedserver/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
vpnshoot
vpnshoot/mock
Package mock is a generated GoMock package.
 Package mock is a generated GoMock package.
this file is copy of https://github.com/kubernetes/kubernetes/blob/f247e75980061d7cf83c63c0fb1f12c7060c599f/staging/src/k8s.io/apiserver/pkg/admission/plugin/webhook/rules/rules.go with some modifications for the webhook matching use-case.
 this file is copy of https://github.com/kubernetes/kubernetes/blob/f247e75980061d7cf83c63c0fb1f12c7060c599f/staging/src/k8s.io/apiserver/pkg/admission/plugin/webhook/rules/rules.go with some modifications for the webhook matching use-case.

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