provider

Documentation

Index

• type HostnameProvider
  • func Chain(logger *zap.Logger, providers map[string]HostnameProvider, ...) (HostnameProvider, error)
  • func Config(hostname string) HostnameProvider
  • func Once(provider HostnameProvider) HostnameProvider

Types

type HostnameProvider

type HostnameProvider interface {
	// Metadata gets host metadata from provider.
	Hostname(ctx context.Context) (string, error)
}

HostnameProvider of a hostname from a given place.

func Chain

func Chain(logger *zap.Logger, providers map[string]HostnameProvider, priorityList []string) (HostnameProvider, error)

Chain providers into a single provider that returns the first available hostname.

func Config

func Config(hostname string) HostnameProvider

Config returns fixed hostname.

func Once

func Once(provider HostnameProvider) HostnameProvider

Once wraps a provider to call it only once.