webhook

Documentation

Index

• func CreateCerts(ctx context.Context) (serverKey, serverCert, caCert []byte, err error)
• type AdmissionController
  • func NewAdmissionController(client kubernetes.Interface, buildClient buildclientset.Interface, ...) *AdmissionController
  • func (ac *AdmissionController) Run(stop <-chan struct{}) error
  • func (ac *AdmissionController) ServeHTTP(w http.ResponseWriter, r *http.Request)
• type ControllerOptions

Functions

func CreateCerts

func CreateCerts(ctx context.Context) (serverKey, serverCert, caCert []byte, err error)

CreateCerts creates and returns a CA certificate and certificate and key for the server. serverKey and serverCert are used by the server to establish trust for clients, CA certificate is used by the client to verify the server authentication chain.

Types

type AdmissionController

type AdmissionController struct {
	// contains filtered or unexported fields
}

AdmissionController implements the external admission webhook for validation of pilot configuration.

func NewAdmissionController

func NewAdmissionController(client kubernetes.Interface, buildClient buildclientset.Interface, builder builder.Interface, options ControllerOptions, logger *zap.SugaredLogger) *AdmissionController

NewAdmissionController creates a new instance of the admission webhook controller.

func (*AdmissionController) Run

func (ac *AdmissionController) Run(stop <-chan struct{}) error

Run implements the admission controller run loop.

func (*AdmissionController) ServeHTTP

func (ac *AdmissionController) ServeHTTP(w http.ResponseWriter, r *http.Request)

ServeHTTP implements the external admission webhook for mutating ela resources.

type ControllerOptions

type ControllerOptions struct {
	// WebhookName is the name of the webhook we create to handle
	// mutations before they get stored in the storage.
	WebhookName string

	// ServiceName is the service name of the webhook.
	ServiceName string

	// ServiceNamespace is the namespace of the webhook service.
	ServiceNamespace string

	// SecretName is the name of k8s secret that contains the webhook
	// server key/cert and corresponding CA cert that signed them. The
	// server key/cert are used to serve the webhook and the CA cert
	// is provided to k8s apiserver during admission controller
	// registration.
	SecretName string

	// Port where the webhook is served. Per k8s admission
	// registration requirements this should be 443 unless there is
	// only a single port for the service.
	Port int

	// RegistrationDelay controls how long admission registration
	// occurs after the webhook is started. This is used to avoid
	// potential races where registration completes and k8s apiserver
	// invokes the webhook before the HTTP server is started.
	RegistrationDelay time.Duration
}

ControllerOptions contains the configuration for the webhook