dns

Documentation

Index

• Constants
• type Handler
• type Proxy
  • func NewProxy(cache *cache.Cache, client dnsutil.Client, logger *sql.Logger) (*Proxy, error)
  • func (p *Proxy) Close() error
  • func (p *Proxy) ListenAndServe(addr string, network string) error
  • func (p *Proxy) ServeDNS(w dns.ResponseWriter, r *dns.Msg)
• type Reply
  • func ReplyA(name string, ipAddr ...net.IP) *Reply
  • func ReplyAAAA(name string, ipAddr ...net.IP) *Reply
  • func (r *Reply) String() string
• type Request

Constants

const (
	// TypeA represents th resource record type A, an IPv4 address.
	TypeA = dns.TypeA
	// TypeAAAA represents the resource record type AAAA, an IPv6 address.
	TypeAAAA = dns.TypeAAAA
)

Types

type Handler

type Handler func(*Request) *Reply

Handler represents the handler for a DNS request.

type Proxy

type Proxy struct {
	Handler Handler
	// contains filtered or unexported fields
}

Proxy represents a DNS proxy.

func NewProxy

func NewProxy(cache *cache.Cache, client dnsutil.Client, logger *sql.Logger) (*Proxy, error)

NewProxy creates a new DNS proxy.

func (*Proxy) Close

func (p *Proxy) Close() error

Close closes the proxy.

func (*Proxy) ListenAndServe

func (p *Proxy) ListenAndServe(addr string, network string) error

ListenAndServe listens on the network address addr and uses the server to process requests.

func (*Proxy) ServeDNS

func (p *Proxy) ServeDNS(w dns.ResponseWriter, r *dns.Msg)

ServeDNS implements the dns.Handler interface.

type Reply

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

Reply represents a simplifed DNS reply.

func ReplyA

func ReplyA(name string, ipAddr ...net.IP) *Reply

ReplyA creates a resource record of type A.

func ReplyAAAA

func ReplyAAAA(name string, ipAddr ...net.IP) *Reply

ReplyAAAA creates a resource record of type AAAA.

func (*Reply) String

func (r *Reply) String() string

type Request

type Request struct {
	Type uint16
	Name string
}

Request represents a simplified DNS request.