dns

Documentation

Index

• Variables
• func CleanupHosts() error
• func GetHostFile() string
• func GetResolveCtlCmd(ctx context.Context, tunName string, config *miekgdns.ClientConfig) error
• func GetSystemdResolveCmd(ctx context.Context, tunName string, config *miekgdns.ClientConfig) error
• func ListenAndServe(network, address string, forwardDNS *miekgdns.ClientConfig) error
• func SetupLocalDNS(ctx context.Context, clientConfig *miekgdns.ClientConfig, ...) error
• func WriteResolvConf(filename string, config miekgdns.ClientConfig) error
• type Config
  • func (c *Config) AddServiceNameToHosts(ctx context.Context, serviceInterface v13.ServiceInterface, hosts ...Entry) error
  • func (c *Config) CancelDNS()
  • func (c *Config) SetupDNS(ctx context.Context) error
  • func (c *Config) UseLibraryDNS(tunName string, clientConfig *miekgdns.ClientConfig) error
• type CoreFile
  • func BuildCoreFile(corefileTmpl CoreFileTmpl) (*CoreFile, error)
  • func (c *CoreFile) Body() []byte
  • func (c *CoreFile) Path() string
  • func (c *CoreFile) ServerType() string
• type CoreFileTmpl
• type Entry

Variables

var ErrorNotSupportSplitDNS = errors.New("not support split DNS")

Functions

func CleanupHosts

func CleanupHosts() error

func GetHostFile

func GetHostFile() string

func GetResolveCtlCmd

func GetResolveCtlCmd(ctx context.Context, tunName string, config *miekgdns.ClientConfig) error

GetResolveCtlCmd resolvectl dns utun0 10.10.129.161 resolvectl domain utun0 default.svc.cluster.local svc.cluster.local cluster.local

func GetSystemdResolveCmd

func GetSystemdResolveCmd(ctx context.Context, tunName string, config *miekgdns.ClientConfig) error

func ListenAndServe

func ListenAndServe(network, address string, forwardDNS *miekgdns.ClientConfig) error

func SetupLocalDNS

func SetupLocalDNS(ctx context.Context, clientConfig *miekgdns.ClientConfig, existNameservers []string) error

func WriteResolvConf

func WriteResolvConf(filename string, config miekgdns.ClientConfig) error

Types

type Config

type Config struct {
	Config  *miekgdns.ClientConfig
	Ns      []string
	TunName string

	Hosts []Entry
	Lock  *sync.Mutex

	// only set it on linux
	OSConfigurator dns.OSConfigurator
}

func (*Config) AddServiceNameToHosts

func (c *Config) AddServiceNameToHosts(ctx context.Context, serviceInterface v13.ServiceInterface, hosts ...Entry) error

func (*Config) CancelDNS

func (c *Config) CancelDNS()

func (*Config) SetupDNS

func (c *Config) SetupDNS(ctx context.Context) error

SetupDNS systemd-resolve --status, systemd-resolve --flush-caches

func (*Config) UseLibraryDNS

func (c *Config) UseLibraryDNS(tunName string, clientConfig *miekgdns.ClientConfig) error

type CoreFile

type CoreFile struct {
	Content []byte
}

func BuildCoreFile

func BuildCoreFile(corefileTmpl CoreFileTmpl) (*CoreFile, error)

func (*CoreFile) Body

func (c *CoreFile) Body() []byte

Body Gets the Caddyfile contents

func (*CoreFile) Path

func (c *CoreFile) Path() string

Path Gets the path to the origin file

func (*CoreFile) ServerType

func (c *CoreFile) ServerType() string

ServerType The type of server this input is intended for

type CoreFileTmpl

type CoreFileTmpl struct {
	UpstreamDNS string
	Nameservers string
}

type Entry

type Entry struct {
	IP     string
	Domain string
}