filterresponse

package module

v0.0.0-...-226fcbb Latest Latest Go to latest Published: Sep 14, 2022 License: MIT Imports: 6 Imported by: 0

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type FilterResponse struct {
	Next    plugin.Handler
	Filters []*net.IPNet
}

Rewrite is plugin to rewrite requests internally before being handled.

func (fr FilterResponse) Name() string

Name implements the Handler interface.

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

ServeDNS implements the plugin.Handler interface.

type ResponseModifier struct {
	dns.ResponseWriter
	*FilterResponse
}

func NewResponseModifier(w dns.ResponseWriter, fr *FilterResponse) *ResponseModifier

Returns a dns.Msg modifier that replaces CNAME on root zones with other records.

func (r *ResponseModifier) Write(buf []byte) (int, error)

Write is a wrapper that records the size of the message that gets written.

func (r *ResponseModifier) WriteMsg(res *dns.Msg) error

WriteMsg records the status code and calls the underlying ResponseWriter's WriteMsg method.