redisc

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v0.5.3 Latest Latest Go to latest Published: Apr 30, 2022 License: MIT Imports: 21 Imported by: 0

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Repository

github.com/vitalvas/ccdns

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Documentation ¶

Index ¶

Constants
func Add(p *pool.Pool, key string, m *dns.Msg, duration time.Duration) error
func FromString(s string, ttl int) *dns.Msg
func Get(p *pool.Pool, key string) (*dns.Msg, error)
func ToString(m *dns.Msg) string
type Redis
- func New() *Redis
- func (re *Redis) Name() string
- func (re *Redis) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg) (int, error)
type ResponseWriter
- func (w *ResponseWriter) Write(buf []byte) (int, error)
- func (w *ResponseWriter) WriteMsg(res *dns.Msg) error

Constants ¶

View Source

const (

	// Success is the class for caching positive caching.
	Success = "success"
	// Denial is the class defined for negative caching.
	Denial = "denial"
)

Variables ¶

This section is empty.

Functions ¶

func Add ¶

func Add(p *pool.Pool, key string, m *dns.Msg, duration time.Duration) error

Add adds the message m under k in Redis.

func FromString ¶

func FromString(s string, ttl int) *dns.Msg

FromString converts s back into a DNS message.

func Get ¶

func Get(p *pool.Pool, key string) (*dns.Msg, error)

Get returns the message under key from Redis.

func ToString ¶

func ToString(m *dns.Msg) string

ToString converts the message m to a bsae64 encoded string.

Types ¶

type Redis ¶

type Redis struct {
	Next  plugin.Handler
	Zones []string

	DontUseHash bool
	// contains filtered or unexported fields
}

Redis is plugin that looks up responses in a cache and caches replies. It has a success and a denial of existence cache.

func New ¶

func New() *Redis

New returns an new initialized Redis.

func (*Redis) Name ¶

func (re *Redis) Name() string

Name implements the Handler interface.

func (*Redis) ServeDNS ¶

func (re *Redis) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg) (int, error)

ServeDNS implements the plugin.Handler interface.

type ResponseWriter ¶

type ResponseWriter struct {
	dns.ResponseWriter

	*Redis

	DontUseHash bool
	// contains filtered or unexported fields
}

ResponseWriter is a response writer that caches the reply message in Redis.

func (*ResponseWriter) Write ¶

func (w *ResponseWriter) Write(buf []byte) (int, error)

Write implements the dns.ResponseWriter interface.

func (*ResponseWriter) WriteMsg ¶

func (w *ResponseWriter) WriteMsg(res *dns.Msg) error

WriteMsg implements the dns.ResponseWriter interface.

Source Files ¶

View all Source files

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