gcpbotanist

Documentation

Index

• Constants
• func ExtractProjectID(ServiceAccountJSON []byte) (string, error)
• func MinifyServiceAccount(serviceAccountJSON []byte) (string, error)
• type GCPBotanist
  • func New(o *operation.Operation, purpose string) (*GCPBotanist, error)
  • func (b *GCPBotanist) CleanupMachineClasses(existingMachineDeployments operation.MachineDeployments) error
  • func (b *GCPBotanist) DeployBackupInfrastructure() error
  • func (b *GCPBotanist) DeployCloudSpecificControlPlane() error
  • func (b *GCPBotanist) DeployInfrastructure() error
  • func (b *GCPBotanist) DeployKube2IAMResources() error
  • func (b *GCPBotanist) DestroyBackupInfrastructure() error
  • func (b *GCPBotanist) DestroyInfrastructure() error
  • func (b *GCPBotanist) DestroyKube2IAMResources() error
  • func (b *GCPBotanist) GenerateCloudConfigUserDataConfig() *common.CloudConfigUserDataConfig
  • func (b *GCPBotanist) GenerateCloudControllerManagerConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateCloudProviderConfig() (string, error)
  • func (b *GCPBotanist) GenerateEtcdBackupConfig() (map[string][]byte, map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateKube2IAMConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateKubeAPIServerConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateKubeAPIServerExposeConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateKubeAPIServerServiceConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateKubeControllerManagerConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateKubeSchedulerConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateMachineClassSecretData() map[string][]byte
  • func (b *GCPBotanist) GenerateMachineConfig() ([]map[string]interface{}, operation.MachineDeployments, error)
  • func (b *GCPBotanist) GenerateNginxIngressConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GenerateStorageClassesConfig() (map[string]interface{}, error)
  • func (b *GCPBotanist) GetCloudProviderName() string
  • func (b *GCPBotanist) GetMachineClassInfo() (classKind, classPlural, classChartName string)
  • func (b *GCPBotanist) ListMachineClasses() (sets.String, sets.String, error)
  • func (b *GCPBotanist) RefreshCloudProviderConfig(currentConfig map[string]string) map[string]string

Constants

const (
	// ServiceAccountJSON is a constant for the key in a cloud provider secret that holds the Google service account.
	ServiceAccountJSON = "serviceaccount.json"
	// ProjectID is a constant for the key in a Google service account storing the project id.
	ProjectID = "project_id"
)

Functions

func ExtractProjectID

func ExtractProjectID(ServiceAccountJSON []byte) (string, error)

ExtractProjectID extracts the value of the key "project_id" from the service account JSON document.

func MinifyServiceAccount

func MinifyServiceAccount(serviceAccountJSON []byte) (string, error)

MinifyServiceAccount uses the provided service account JSON objects and minifies it. This is required when you want to inject it as environment variable into Terraform.

Types

type GCPBotanist

type GCPBotanist struct {
	*operation.Operation
	CloudProviderName      string
	VPCName                string
	Project                string
	MinifiedServiceAccount string
}

GCPBotanist is a struct which has methods that perform GCP cloud-specific operations for a Shoot cluster.

func New

func New(o *operation.Operation, purpose string) (*GCPBotanist, error)

New takes an operation object <o> and creates a new GCPBotanist object.

func (*GCPBotanist) CleanupMachineClasses

func (b *GCPBotanist) CleanupMachineClasses(existingMachineDeployments operation.MachineDeployments) error

CleanupMachineClasses deletes all machine classes which are not part of the provided list <existingMachineDeployments>.

func (*GCPBotanist) DeployBackupInfrastructure

func (b *GCPBotanist) DeployBackupInfrastructure() error

DeployBackupInfrastructure kicks off a Terraform job which deploys the infrastructure resources for backup.

func (*GCPBotanist) DeployCloudSpecificControlPlane

func (b *GCPBotanist) DeployCloudSpecificControlPlane() error

DeployCloudSpecificControlPlane does currently nothing for GCP.

func (*GCPBotanist) DeployInfrastructure

func (b *GCPBotanist) DeployInfrastructure() error

DeployInfrastructure kicks off a Terraform job which deploys the infrastructure.

func (*GCPBotanist) DeployKube2IAMResources

func (b *GCPBotanist) DeployKube2IAMResources() error

DeployKube2IAMResources - Not needed on GCP

func (*GCPBotanist) DestroyBackupInfrastructure

func (b *GCPBotanist) DestroyBackupInfrastructure() error

DestroyBackupInfrastructure kicks off a Terraform job which destroys the infrastructure for backup.

func (*GCPBotanist) DestroyInfrastructure

func (b *GCPBotanist) DestroyInfrastructure() error

DestroyInfrastructure kicks off a Terraform job which destroys the infrastructure.

func (*GCPBotanist) DestroyKube2IAMResources

func (b *GCPBotanist) DestroyKube2IAMResources() error

DestroyKube2IAMResources - Not needed on GCP.

func (*GCPBotanist) GenerateCloudConfigUserDataConfig

func (b *GCPBotanist) GenerateCloudConfigUserDataConfig() *common.CloudConfigUserDataConfig

GenerateCloudConfigUserDataConfig generates values which are required to render the chart shoot-cloud-config properly.

func (*GCPBotanist) GenerateCloudControllerManagerConfig

func (b *GCPBotanist) GenerateCloudControllerManagerConfig() (map[string]interface{}, error)

GenerateCloudControllerManagerConfig generates the cloud provider specific values which are required to render the Deployment manifest of the cloud-controller-manager properly.

func (*GCPBotanist) GenerateCloudProviderConfig

func (b *GCPBotanist) GenerateCloudProviderConfig() (string, error)

GenerateCloudProviderConfig generates the GCE cloud provider config. See this for more details: https://github.com/kubernetes/kubernetes/blob/master/pkg/cloudprovider/providers/gce/gce.go

func (*GCPBotanist) GenerateEtcdBackupConfig

func (b *GCPBotanist) GenerateEtcdBackupConfig() (map[string][]byte, map[string]interface{}, error)

GenerateEtcdBackupConfig returns the etcd backup configuration for the etcd Helm chart.

func (*GCPBotanist) GenerateKube2IAMConfig

func (b *GCPBotanist) GenerateKube2IAMConfig() (map[string]interface{}, error)

GenerateKube2IAMConfig - Not needed on GCP.

func (*GCPBotanist) GenerateKubeAPIServerConfig

func (b *GCPBotanist) GenerateKubeAPIServerConfig() (map[string]interface{}, error)

GenerateKubeAPIServerConfig generates the cloud provider specific values which are required to render the Deployment manifest of the kube-apiserver properly.

func (*GCPBotanist) GenerateKubeAPIServerExposeConfig

func (b *GCPBotanist) GenerateKubeAPIServerExposeConfig() (map[string]interface{}, error)

GenerateKubeAPIServerExposeConfig defines the cloud provider specific values which configure how the kube-apiserver is exposed to the public.

func (*GCPBotanist) GenerateKubeAPIServerServiceConfig

func (b *GCPBotanist) GenerateKubeAPIServerServiceConfig() (map[string]interface{}, error)

GenerateKubeAPIServerServiceConfig generates the cloud provider specific values which are required to render the Service manifest of the kube-apiserver-service properly.

func (*GCPBotanist) GenerateKubeControllerManagerConfig

func (b *GCPBotanist) GenerateKubeControllerManagerConfig() (map[string]interface{}, error)

GenerateKubeControllerManagerConfig generates the cloud provider specific values which are required to render the Deployment manifest of the kube-controller-manager properly.

func (*GCPBotanist) GenerateKubeSchedulerConfig

func (b *GCPBotanist) GenerateKubeSchedulerConfig() (map[string]interface{}, error)

GenerateKubeSchedulerConfig generates the cloud provider specific values which are required to render the Deployment manifest of the kube-scheduler properly.

func (*GCPBotanist) GenerateMachineClassSecretData

func (b *GCPBotanist) GenerateMachineClassSecretData() map[string][]byte

GenerateMachineClassSecretData generates the secret data for the machine class secret (except the userData field which is computed elsewhere).

func (*GCPBotanist) GenerateMachineConfig

func (b *GCPBotanist) GenerateMachineConfig() ([]map[string]interface{}, operation.MachineDeployments, error)

GenerateMachineConfig generates the configuration values for the cloud-specific machine class Helm chart. It also generates a list of corresponding MachineDeployments. The provided worker groups will be distributed over the desired availability zones. It returns the computed list of MachineClasses and MachineDeployments.

func (*GCPBotanist) GenerateNginxIngressConfig

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

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

func (*GCPBotanist) GenerateStorageClassesConfig

func (b *GCPBotanist) GenerateStorageClassesConfig() (map[string]interface{}, error)

GenerateStorageClassesConfig generates values which are required to render the chart storage-classes properly.

func (*GCPBotanist) GetCloudProviderName

func (b *GCPBotanist) GetCloudProviderName() string

GetCloudProviderName returns the Kubernetes cloud provider name for this cloud.

func (*GCPBotanist) GetMachineClassInfo

func (b *GCPBotanist) GetMachineClassInfo() (classKind, classPlural, classChartName string)

GetMachineClassInfo returns the name of the class kind, the plural of it and the name of the Helm chart which contains the machine class template.

func (*GCPBotanist) ListMachineClasses

func (b *GCPBotanist) ListMachineClasses() (sets.String, sets.String, error)

ListMachineClasses returns two sets of strings whereas the first contains the names of all machine classes, and the second the names of all referenced secrets.

func (*GCPBotanist) RefreshCloudProviderConfig

func (b *GCPBotanist) RefreshCloudProviderConfig(currentConfig map[string]string) map[string]string

RefreshCloudProviderConfig refreshes the cloud provider credentials in the existing cloud provider config. Not needed on GCP (cloud provider config does not contain the credentials), hence, the original is returned back.