dns

Documentation

Overview

Package dns is an implementation of core.DNS feature.

Index

• type ARecord
• type ClassicNameServer
  • func NewClassicNameServer(address net.Destination, dispatcher core.Dispatcher) *ClassicNameServer
  • func (s *ClassicNameServer) Cleanup() error
  • func (s *ClassicNameServer) HandleResponse(payload *buf.Buffer)
  • func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string) ([]net.IP, error)
• type Config
  • func (*Config) Descriptor() ([]byte, []int)
  • func (m *Config) GetHosts() map[string]*net.IPOrDomain
  • func (c *Config) GetInternalHosts() map[string]net.IP
  • func (m *Config) GetNameServers() []*net.Endpoint
  • func (*Config) ProtoMessage()
  • func (m *Config) Reset()
  • func (m *Config) String() string
  • func (m *Config) XXX_DiscardUnknown()
  • func (m *Config) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)
  • func (dst *Config) XXX_Merge(src proto.Message)
  • func (m *Config) XXX_Size() int
  • func (m *Config) XXX_Unmarshal(b []byte) error
• type IPRecord
• type LocalNameServer
  • func (*LocalNameServer) QueryIP(ctx context.Context, domain string) ([]net.IP, error)
• type NameServer
• type Server
  • func New(ctx context.Context, config *Config) (*Server, error)
  • func (s *Server) Close() error
  • func (s *Server) LookupIP(domain string) ([]net.IP, error)
  • func (s *Server) Start() error

Types

type ARecord

type ARecord struct {
	IPs    []net.IP
	Expire time.Time
}

type ClassicNameServer

type ClassicNameServer struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

func NewClassicNameServer

func NewClassicNameServer(address net.Destination, dispatcher core.Dispatcher) *ClassicNameServer

func (*ClassicNameServer) Cleanup

func (s *ClassicNameServer) Cleanup() error

func (*ClassicNameServer) HandleResponse

func (s *ClassicNameServer) HandleResponse(payload *buf.Buffer)

func (*ClassicNameServer) QueryIP

func (s *ClassicNameServer) QueryIP(ctx context.Context, domain string) ([]net.IP, error)

type Config

type Config struct {
	// Nameservers used by this DNS. Only traditional UDP servers are support at the moment.
	// A special value 'localhost' as a domain address can be set to use DNS on local system.
	NameServers []*net.Endpoint `protobuf:"bytes,1,rep,name=NameServers" json:"NameServers,omitempty"`
	// Static hosts. Domain to IP.
	Hosts                map[string]*net.IPOrDomain `` /* 130-byte string literal not displayed */
	XXX_NoUnkeyedLiteral struct{}                   `json:"-"`
	XXX_unrecognized     []byte                     `json:"-"`
	XXX_sizecache        int32                      `json:"-"`
}

func (*Config) Descriptor

func (*Config) Descriptor() ([]byte, []int)

func (*Config) GetHosts

func (m *Config) GetHosts() map[string]*net.IPOrDomain

func (*Config) GetInternalHosts

func (c *Config) GetInternalHosts() map[string]net.IP

func (*Config) GetNameServers

func (m *Config) GetNameServers() []*net.Endpoint

func (*Config) ProtoMessage

func (*Config) ProtoMessage()

func (*Config) Reset

func (m *Config) Reset()

func (*Config) String

func (m *Config) String() string

func (*Config) XXX_DiscardUnknown

func (m *Config) XXX_DiscardUnknown()

func (*Config) XXX_Marshal

func (m *Config) XXX_Marshal(b []byte, deterministic bool) ([]byte, error)

func (*Config) XXX_Merge

func (dst *Config) XXX_Merge(src proto.Message)

func (*Config) XXX_Size

func (m *Config) XXX_Size() int

func (*Config) XXX_Unmarshal

func (m *Config) XXX_Unmarshal(b []byte) error

type IPRecord

type IPRecord struct {
	IP     net.IP
	Expire time.Time
}

type LocalNameServer

type LocalNameServer struct {
}

func (*LocalNameServer) QueryIP

func (*LocalNameServer) QueryIP(ctx context.Context, domain string) ([]net.IP, error)

type NameServer

type NameServer interface {
	QueryIP(ctx context.Context, domain string) ([]net.IP, error)
}

type Server

type Server struct {
	sync.Mutex
	// contains filtered or unexported fields
}

func New

func New(ctx context.Context, config *Config) (*Server, error)

func (*Server) Close

func (s *Server) Close() error

Close implements common.Closable.

func (*Server) LookupIP

func (s *Server) LookupIP(domain string) ([]net.IP, error)

func (*Server) Start

func (s *Server) Start() error

Start implements common.Runnable.