resolver

Documentation

Index

• Variables
• type DnsClient
  • func NewDnsClient(dnsNet string, addr string, defaultDnsTimeout time.Duration) *DnsClient
  • func (c *DnsClient) ExchangeContext(ctx context.Context, request *dns.Msg) (reply *dns.Msg, err error)
• type DnsServer
  • func NewDnsServer(addr string) *DnsServer
  • func (s *DnsServer) Close() error
  • func (s *DnsServer) LocalAddress() string
  • func (s *DnsServer) Start() error
• type Record
• type Resolver
  • func NewDnsResolver(nameservers []string) *Resolver
  • func (r *Resolver) EnableEnhancerMode(tunCIDR netip.Prefix) (err error)
  • func (r Resolver) FindByIP(ip netip.Addr) (*Record, error)
  • func (r Resolver) GetAllocatedDnsIP() netip.Addr
  • func (r Resolver) GetAllocatedTunPrefix() netip.Prefix
  • func (r *Resolver) IsEnhancerMode() bool
  • func (r Resolver) IsFakeIP(ip netip.Addr) bool
  • func (r *Resolver) LookupHost(ctx context.Context, host string) netip.Addr
  • func (r *Resolver) LookupIP(ctx context.Context, host string) ([]netip.Addr, error)
  • func (r *Resolver) Query(req *dns.Msg) (reply *dns.Msg, err error)
  • func (r *Resolver) ResolveTCPAddr(ctx context.Context, addr string) (*net.TCPAddr, error)
  • func (r *Resolver) ResolveUDPAddr(ctx context.Context, addr string) (*net.UDPAddr, error)

Variables

var (
	// DefaultDnsNameservers default dns nameservers
	DefaultDnsNameservers = []string{
		"114.114.114.114",
		"8.8.8.8",
	}

	DefaultDomainFilter []string
)

var (
	DefaultFakeIPDnsRecordTTL  = 60 * time.Second
	DefaultFakeIPCacheInterval = 30 * time.Second
)

Types

type DnsClient

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

func NewDnsClient

func NewDnsClient(dnsNet string, addr string, defaultDnsTimeout time.Duration) *DnsClient

func (*DnsClient) ExchangeContext

func (c *DnsClient) ExchangeContext(ctx context.Context, request *dns.Msg) (reply *dns.Msg, err error)

type DnsServer

type DnsServer struct {
	Addr string
	Port int
	// contains filtered or unexported fields
}

func NewDnsServer

func NewDnsServer(addr string) *DnsServer

func (*DnsServer) Close

func (s *DnsServer) Close() error

func (*DnsServer) LocalAddress

func (s *DnsServer) LocalAddress() string

func (*DnsServer) Start

func (s *DnsServer) Start() error

type Record

type Record struct {
	Domain string
	FakeIP netip.Addr
	Query  *dns.Msg
	Reply  *dns.Msg
}

type Resolver

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

var DefaultResolver *Resolver

func NewDnsResolver

func NewDnsResolver(nameservers []string) *Resolver

func (*Resolver) EnableEnhancerMode

func (r *Resolver) EnableEnhancerMode(tunCIDR netip.Prefix) (err error)

func (Resolver) FindByIP

func (r Resolver) FindByIP(ip netip.Addr) (*Record, error)

func (Resolver) GetAllocatedDnsIP

func (r Resolver) GetAllocatedDnsIP() netip.Addr

func (Resolver) GetAllocatedTunPrefix

func (r Resolver) GetAllocatedTunPrefix() netip.Prefix

func (*Resolver) IsEnhancerMode

func (r *Resolver) IsEnhancerMode() bool

func (Resolver) IsFakeIP

func (r Resolver) IsFakeIP(ip netip.Addr) bool

func (*Resolver) LookupHost

func (r *Resolver) LookupHost(ctx context.Context, host string) netip.Addr

func (*Resolver) LookupIP

func (r *Resolver) LookupIP(ctx context.Context, host string) ([]netip.Addr, error)

func (*Resolver) Query

func (r *Resolver) Query(req *dns.Msg) (reply *dns.Msg, err error)

func (*Resolver) ResolveTCPAddr

func (r *Resolver) ResolveTCPAddr(ctx context.Context, addr string) (*net.TCPAddr, error)

func (*Resolver) ResolveUDPAddr

func (r *Resolver) ResolveUDPAddr(ctx context.Context, addr string) (*net.UDPAddr, error)