discovery

Documentation

Index

• Variables
• func GenerateInstanceID(serviceName string) string
• type Registry

Variables

var ErrNotFound = errors.New("no service address found")

ErrNotFound is returned when no service address is found.

Functions

func GenerateInstanceID

func GenerateInstanceID(serviceName string) string

GenerateInstanceID generates a pseudo-random service instance identifier using a service name suffixed by a dash and a random number.

Types

type Registry

type Registry interface {
	// Register creates a service instance record in the registry.
	Register(ctx context.Context, instanceID string, serviceName string, hostPort string) error
	// Deregister removes a service instance record from the registry.
	Deregister(ctx context.Context, instanceID string, serviceName string) error
	// ServiceAddress returns the list of address of active
	// instances of the given service.
	ServiceAddress(ctx context.Context, serviceName string) ([]string, error)
	// ReportHealthyState is a push mechanism for reporting healthy state
	// to the registry
	ReportHealthyState(instanceID string, serviceName string) error
}

Registry defines a service registry.