dnsproxy

README

dnsproxy

dns proxy package for other proxy

Documentation

Index

• Variables
• func CleanCache()
• func ClientProxy(listenPort int, cmdChan chan string, isLocalHost func(host string) bool, ...) (err error)
• func LocalQueryDNS(query *dns.Msg, localdnsserver ...string) (replyData []byte, err error)
• func NewDNSClientServer(port int, server string, cmdChan chan string, ...)
• func NewDNSProxyServer(port int)
• func RegistDNS(host string, replyDNS []byte)
• func ServerParseDNS(buffer []byte, replyFunc func(replyData []byte) error) (err error)
• func SetLocalDNS(dnsServer string)
• func Vlogf(level int, format string, v ...interface{})
• type Cache
  • func FindCache(host string) (c *Cache, found bool)
• type Config
  • func ParseURI(u string) (config *Config)
  • func (config *Config) ToTlsConfig() (tlsConfig *TlsConfig, err error)
• type TlsConfig
  • func UseDefaultTlsConfig(addr string) (tlsConfig *TlsConfig)
  • func (tlsConfig *TlsConfig) GenerateConfig() (config tls.Config)
  • func (tlsConfig *TlsConfig) WithConn() (conn *tls.Conn, err error)
  • func (tlsConfig *TlsConfig) WithTlsListener() (listenr net.Listener, err error)

Variables

var (
	SIG_CLEAN       = "[SIG_CLEAN]"
	SIG_EXIT        = "[SIG_EXIT]"
	DefaultLocalDNS = "223.5.5.5:53"
)

var (
	Cachsed = make(map[string]*Cache)
)

var (
	// PASWD = "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"
	PASWD = "" /* 4564-byte string literal not displayed */
)

Functions

func CleanCache

func CleanCache()

func ClientProxy

func ClientProxy(listenPort int, cmdChan chan string, isLocalHost func(host string) bool, sendFund func(sendBuf []byte, otherDNSServer string) (reply []byte, err error)) (err error)

Routine to handle inputs to Proxy port

func LocalQueryDNS

func LocalQueryDNS(query *dns.Msg, localdnsserver ...string) (replyData []byte, err error)

func NewDNSClientServer

func NewDNSClientServer(port int, server string, cmdChan chan string, isLocalHost func(host string) bool)

func NewDNSProxyServer

func NewDNSProxyServer(port int)

func RegistDNS

func RegistDNS(host string, replyDNS []byte)

func ServerParseDNS

func ServerParseDNS(buffer []byte, replyFunc func(replyData []byte) error) (err error)

func SetLocalDNS

func SetLocalDNS(dnsServer string)

SetLocalDNS set default local dns : defualt is 223.5.5.5

func Vlogf

func Vlogf(level int, format string, v ...interface{})

Log result if verbosity level high enough

Types

type Cache

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

func FindCache

func FindCache(host string) (c *Cache, found bool)

type Config

type Config struct {
	Server       interface{} `json:"server"`
	ServerPort   int         `json:"server_port"`
	LocalPort    int         `json:"local_port"`
	LocalAddress string      `json:"local_address"`
	Password     string      `json:"password"`
	Method       string      `json:"method"` // encryption method

	// following options are only used by server
	PortPassword map[string]string `json:"port_password"`
	Timeout      int               `json:"timeout"`

	// The order of servers in the client config is significant, so use array
	// instead of map to preserve the order.
	ServerPassword string `json:"server_password"`

	// shadowsocks options
	SSPassword string `json:"ss_password"`
	OldSSPwd   string `json:"ss_old"`
	SSMethod   string `json:"ss_method"`
	SALT       string `json:"salt"`
	EBUFLEN    int    `json:"buflen"`
}

Config can use file to load

func ParseURI

func ParseURI(u string) (config *Config)

func (*Config) ToTlsConfig

func (config *Config) ToTlsConfig() (tlsConfig *TlsConfig, err error)

type TlsConfig

type TlsConfig struct {
	Ca     x509.CertPool
	Cert   tls.Certificate
	Server string
	// contains filtered or unexported fields
}

func UseDefaultTlsConfig

func UseDefaultTlsConfig(addr string) (tlsConfig *TlsConfig)

func (*TlsConfig) GenerateConfig

func (tlsConfig *TlsConfig) GenerateConfig() (config tls.Config)

func (*TlsConfig) WithConn

func (tlsConfig *TlsConfig) WithConn() (conn *tls.Conn, err error)

func (*TlsConfig) WithTlsListener

func (tlsConfig *TlsConfig) WithTlsListener() (listenr net.Listener, err error)