v1

type AESConfiguration struct {
	// keys is a list of keys to be used for creating the AES transformer.
	// Each key has to be 32 bytes long for AES-CBC and 16, 24 or 32 bytes for AES-GCM.
	Keys []Key `json:"keys"`
}

type EncryptionConfiguration struct {
	metav1.TypeMeta
	// resources is a list containing resources, and their corresponding encryption providers.
	Resources []ResourceConfiguration `json:"resources"`
}

type IdentityConfiguration struct{}

type KMSConfiguration struct {
	// apiVersion of KeyManagementService
	// +optional
	APIVersion string `json:"apiVersion"`
	// name is the name of the KMS plugin to be used.
	Name string `json:"name"`
	// cachesize is the maximum number of secrets which are cached in memory. The default value is 1000.
	// Set to a negative value to disable caching. This field is only allowed for KMS v1 providers.
	// +optional
	CacheSize *int32 `json:"cachesize,omitempty"`
	// endpoint is the gRPC server listening address, for example "unix:///var/run/kms-provider.sock".
	Endpoint string `json:"endpoint"`
	// timeout for gRPC calls to kms-plugin (ex. 5s). The default is 3 seconds.
	// +optional
	Timeout *metav1.Duration `json:"timeout,omitempty"`
}

type Key struct {
	// name is the name of the key to be used while storing data to disk.
	Name string `json:"name"`
	// secret is the actual key, encoded in base64.
	Secret string `json:"secret"`
}

type ProviderConfiguration struct {
	// aesgcm is the configuration for the AES-GCM transformer.
	AESGCM *AESConfiguration `json:"aesgcm,omitempty"`
	// aescbc is the configuration for the AES-CBC transformer.
	AESCBC *AESConfiguration `json:"aescbc,omitempty"`
	// secretbox is the configuration for the Secretbox based transformer.
	Secretbox *SecretboxConfiguration `json:"secretbox,omitempty"`
	// identity is the (empty) configuration for the identity transformer.
	Identity *IdentityConfiguration `json:"identity,omitempty"`
	// kms contains the name, cache size and path to configuration file for a KMS based envelope transformer.
	KMS *KMSConfiguration `json:"kms,omitempty"`
}

type ResourceConfiguration struct {
	// resources is a list of kubernetes resources which have to be encrypted. The resource names are derived from `resource` or `resource.group` of the group/version/resource.
	// eg: pandas.awesome.bears.example is a custom resource with 'group': awesome.bears.example, 'resource': pandas.
	// Use '*.*' to encrypt all resources and '*.<group>' to encrypt all resources in a specific group.
	// eg: '*.awesome.bears.example' will encrypt all resources in the group 'awesome.bears.example'.
	// eg: '*.' will encrypt all resources in the core group (such as pods, configmaps, etc).
	Resources []string `json:"resources"`
	// providers is a list of transformers to be used for reading and writing the resources to disk.
	// eg: aesgcm, aescbc, secretbox, identity, kms.
	Providers []ProviderConfiguration `json:"providers"`
}

type SecretboxConfiguration struct {
	// keys is a list of keys to be used for creating the Secretbox transformer.
	// Each key has to be 32 bytes long.
	Keys []Key `json:"keys"`
}