dns/_examples/funkensturm/config.go

package main

import (
	"dns"
)

func match(m *dns.Msg, d int) (*dns.Msg, bool) {
	// Matching criteria
	switch d {
	case IN:
		// nothing
	case OUT:
		// Note that when sending back only the mangling is important
		// the actual return code of these function isn't checked by
		// funkensturm
	}

	// Packet Mangling
	switch d {
	case IN:
		// nothing
	case OUT:
		// nothing
	}
	return m, true
}

func send(m *dns.Msg, ok bool) (o *dns.Msg) {
	for _, c := range qr {
		o = c.Client.Exchange(m, c.Addr)
	}
        return
}

// Return the configration
func funkensturm() *Funkensturm {
	f := new(Funkensturm)
	f.Setup = func() bool { return true } // no setup

	// 1 match function, use AND as op (doesn't matter in this case)
	f.Matches = make([]Match, 1)
	f.Matches[0].Op = AND
	f.Matches[0].Func = match

	// 1 action
	f.Actions = make([]Action, 1)
	f.Actions[0].Func = send
	return f
}