dnsdisc

Documentation

Index

• func GetResolver(ctx context.Context, nameserver string) *net.Resolver
• type DiscoveredNode
  • func RetrieveNodes(ctx context.Context, url string, opts ...DnsDiscoveryOption) ([]DiscoveredNode, error)
• type DnsDiscoveryOption
  • func WithNameserver(nameserver string) DnsDiscoveryOption

Functions

func GetResolver

func GetResolver(ctx context.Context, nameserver string) *net.Resolver

GetResolver returns a *net.Resolver object using a custom nameserver, or the default system resolver if no nameserver is specified

Types

type DiscoveredNode

type DiscoveredNode struct {
	PeerID    peer.ID
	Addresses []ma.Multiaddr
	ENR       *enode.Node
}

func RetrieveNodes

func RetrieveNodes(ctx context.Context, url string, opts ...DnsDiscoveryOption) ([]DiscoveredNode, error)

RetrieveNodes returns a list of multiaddress given a url to a DNS discoverable ENR tree

type DnsDiscoveryOption

type DnsDiscoveryOption func(*dnsDiscoveryParameters)

func WithNameserver

func WithNameserver(nameserver string) DnsDiscoveryOption

WithNameserver is a DnsDiscoveryOption that configures the nameserver to use