storage

package
v0.10.0-rc7 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Jun 6, 2023 License: Apache-2.0 Imports: 14 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrEventChannelClosed = errors.New("event channel closed")
	ErrObjectDeleted      = errors.New("object deleted")
)
View Source 
var ErrAlreadyExists = &AlreadyExistsError{}
View Source 
var ErrNotFound = &NotFoundError{}

Functions

func ApplyRoleBindingTaints 

func ApplyRoleBindingTaints(ctx context.Context, store RBACStore, rb *corev1.RoleBinding) error

func GetStoreBuilder added in v0.9.2 

func GetStoreBuilder[T ~string](name T) func(...any) (any, error)

func IgnoreErrNotFound added in v0.10.0 

func IgnoreErrNotFound(err error) error

func NewRBACProvider 

func NewRBACProvider(store SubjectAccessCapableStore) rbac.Provider

func NewWatchContext added in v0.6.0 

func NewWatchContext[T any](
	base context.Context,
	eventC <-chan WatchEvent[T],
) context.Context

Returns a context that listens on a watch event channel and closes its Done channel when the object is deleted. This context should have exclusive read access to the event channel to avoid missing events.

func RegisterStoreBuilder added in v0.9.2 

func RegisterStoreBuilder[T ~string](name T, builder func(...any) (any, error))

Types

type AlertFilterOptions added in v0.5.4 

type AlertFilterOptions struct {
	Labels map[string]string
	Range  *corev1.TimeRange
}

type AlreadyExistsError added in v0.7.0 

type AlreadyExistsError struct{}

func (*AlreadyExistsError) Error added in v0.7.0 

func (e *AlreadyExistsError) Error() string

func (*AlreadyExistsError) GRPCStatus added in v0.7.0 

func (e *AlreadyExistsError) GRPCStatus() *status.Status

type Backend 

type Backend interface {
	TokenStore
	ClusterStore
	RBACStore
	KeyringStoreBroker
	KeyValueStoreBroker
}

type ClusterMutator 

type ClusterMutator = MutatorFunc[*corev1.Cluster]

type ClusterStore 

type ClusterStore interface {
	CreateCluster(ctx context.Context, cluster *corev1.Cluster) error
	DeleteCluster(ctx context.Context, ref *corev1.Reference) error
	GetCluster(ctx context.Context, ref *corev1.Reference) (*corev1.Cluster, error)
	UpdateCluster(ctx context.Context, ref *corev1.Reference, mutator ClusterMutator) (*corev1.Cluster, error)
	WatchCluster(ctx context.Context, cluster *corev1.Cluster) (<-chan WatchEvent[*corev1.Cluster], error)
	WatchClusters(ctx context.Context, known []*corev1.Cluster) (<-chan WatchEvent[*corev1.Cluster], error)
	ListClusters(ctx context.Context, matchLabels *corev1.LabelSelector, matchOptions corev1.MatchOptions) (*corev1.ClusterList, error)
}

type CompositeBackend 

type CompositeBackend struct {
	TokenStore
	ClusterStore
	RBACStore
	KeyringStoreBroker
	KeyValueStoreBroker
}

func (*CompositeBackend) IsValid 

func (cb *CompositeBackend) IsValid() bool

func (*CompositeBackend) Use 

func (cb *CompositeBackend) Use(store any)

type GrpcTtlCache added in v0.9.2 

type GrpcTtlCache[T any] interface {
	// getter for default cache's configuration
	MaxAge() time.Duration

	Get(key string) (resp T, ok bool)
	// If 0 is passed as ttl, the default cache's configuration will be used
	Set(key string, resp T, ttl time.Duration)
	Delete(key string)
}

type HttpTtlCache added in v0.8.3 

type HttpTtlCache[T any] interface {
	// getter for default cache's configuration
	MaxAge() time.Duration

	Get(key string) (resp T, ok bool)
	// If 0 is passed as ttl, the default cache's configuration will be used
	Set(key string, resp T)
	Delete(key string)
}

type KeyValueStore 

type KeyValueStore KeyValueStoreT[[]byte]

type KeyValueStoreBroker 

type KeyValueStoreBroker interface {
	KeyValueStore(namespace string) KeyValueStore
}

type KeyValueStoreLocker added in v0.6.0 

type KeyValueStoreLocker[T any] interface {
	KeyValueStoreT[T]
	sync.Locker
}

func NewKeyValueStoreLocker added in v0.6.0 

func NewKeyValueStoreLocker[T any](s KeyValueStoreT[T]) KeyValueStoreLocker[T]

type KeyValueStoreT added in v0.6.0 

type KeyValueStoreT[T any] interface {
	Put(ctx context.Context, key string, value T) error
	Get(ctx context.Context, key string) (T, error)
	Delete(ctx context.Context, key string) error
	ListKeys(ctx context.Context, prefix string) ([]string, error)
}

func NewKeyValueStoreWithPrefix added in v0.6.0 

func NewKeyValueStoreWithPrefix[T any](base KeyValueStoreT[T], prefix string) KeyValueStoreT[T]

type KeyringStore 

type KeyringStore interface {
	Put(ctx context.Context, keyring keyring.Keyring) error
	Get(ctx context.Context) (keyring.Keyring, error)
	Delete(ctx context.Context) error
}

type KeyringStoreBroker 

type KeyringStoreBroker interface {
	KeyringStore(namespace string, ref *corev1.Reference) KeyringStore
}

type MutatorFunc 

type MutatorFunc[T any] func(T)

func NewAddCapabilityMutator 

func NewAddCapabilityMutator[O corev1.MetadataAccessor[T], T corev1.Capability[T]](capability T) MutatorFunc[O]

func NewCompositeMutator 

func NewCompositeMutator[T any](mutators ...MutatorFunc[T]) MutatorFunc[T]

func NewIncrementUsageCountMutator 

func NewIncrementUsageCountMutator() MutatorFunc[*corev1.BootstrapToken]

func NewRemoveCapabilityMutator 

func NewRemoveCapabilityMutator[O corev1.MetadataAccessor[T], T corev1.Capability[T]](capability T) MutatorFunc[O]

type NotFoundError 

type NotFoundError struct{}

func (*NotFoundError) Error 

func (e *NotFoundError) Error() string

func (*NotFoundError) GRPCStatus 

func (e *NotFoundError) GRPCStatus() *status.Status

type RBACStore 

type RBACStore interface {
	CreateRole(context.Context, *corev1.Role) error
	DeleteRole(context.Context, *corev1.Reference) error
	GetRole(context.Context, *corev1.Reference) (*corev1.Role, error)
	CreateRoleBinding(context.Context, *corev1.RoleBinding) error
	DeleteRoleBinding(context.Context, *corev1.Reference) error
	GetRoleBinding(context.Context, *corev1.Reference) (*corev1.RoleBinding, error)
	ListRoles(context.Context) (*corev1.RoleList, error)
	ListRoleBindings(context.Context) (*corev1.RoleBindingList, error)
}

type SelectorPredicate 

type SelectorPredicate[T corev1.IdLabelReader] func(T) bool

func NewSelectorPredicate added in v0.6.1 

func NewSelectorPredicate[T corev1.IdLabelReader](s *corev1.ClusterSelector) SelectorPredicate[T]

type SubjectAccessCapableStore 

type SubjectAccessCapableStore interface {
	ListClusters(ctx context.Context, matchLabels *corev1.LabelSelector, matchOptions corev1.MatchOptions) (*corev1.ClusterList, error)
	GetRole(ctx context.Context, ref *corev1.Reference) (*corev1.Role, error)
	ListRoleBindings(ctx context.Context) (*corev1.RoleBindingList, error)
}

A store that can be used to compute subject access rules

type TokenCreateOption 

type TokenCreateOption func(*TokenCreateOptions)

func WithCapabilities 

func WithCapabilities(capabilities []*corev1.TokenCapability) TokenCreateOption

func WithLabels 

func WithLabels(labels map[string]string) TokenCreateOption

func WithMaxUsages added in v0.10.0 

func WithMaxUsages(usages int64) TokenCreateOption

type TokenCreateOptions 

type TokenCreateOptions struct {
	Labels       map[string]string
	Capabilities []*corev1.TokenCapability
	MaxUsages    int64
}

func NewTokenCreateOptions 

func NewTokenCreateOptions() TokenCreateOptions

func (*TokenCreateOptions) Apply 

func (o *TokenCreateOptions) Apply(opts ...TokenCreateOption)

type TokenMutator 

type TokenMutator = MutatorFunc[*corev1.BootstrapToken]

type TokenStore 

type TokenStore interface {
	CreateToken(ctx context.Context, ttl time.Duration, opts ...TokenCreateOption) (*corev1.BootstrapToken, error)
	DeleteToken(ctx context.Context, ref *corev1.Reference) error
	GetToken(ctx context.Context, ref *corev1.Reference) (*corev1.BootstrapToken, error)
	UpdateToken(ctx context.Context, ref *corev1.Reference, mutator TokenMutator) (*corev1.BootstrapToken, error)
	ListTokens(ctx context.Context) ([]*corev1.BootstrapToken, error)
}

type ValueStoreLocker added in v0.6.0 

type ValueStoreLocker[T any] interface {
	ValueStoreT[T]
	sync.Locker
}

func NewValueStoreLocker added in v0.6.0 

func NewValueStoreLocker[T any](s ValueStoreT[T], mutex ...sync.Locker) ValueStoreLocker[T]

type ValueStoreT added in v0.6.0 

type ValueStoreT[T any] interface {
	Put(ctx context.Context, value T) error
	Get(ctx context.Context) (T, error)
	Delete(ctx context.Context) error
}

func NewValueStore added in v0.6.0 

func NewValueStore[T any](base KeyValueStoreT[T], key string) ValueStoreT[T]

type WatchEvent added in v0.6.0 

type WatchEvent[T any] struct {
	EventType WatchEventType
	Current   T
	Previous  T
}

type WatchEventType added in v0.6.0 

type WatchEventType string
const (
	WatchEventCreate WatchEventType = "PUT"
	WatchEventUpdate WatchEventType = "UPDATE"
	WatchEventDelete WatchEventType = "DELETE"
)

Source Files

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Directories

Path Synopsis
Package etcd implements data storage using etcd.
 Package etcd implements data storage using etcd.

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