func doXfr(c *dns.Client, m *dns.Msg, nameserver string) {
if t, e := c.TransferIn(m, nameserver); e == nil {
for r := range t {
if r.Error == nil {
for _, rr := range r.RR {
if *short {
rr = shortRR(rr)
}
fmt.Printf("%v\n", rr)
}
} else {
fmt.Fprintf(os.Stderr, "Failure to read XFR: %s\n", r.Error.Error())
}
}
} else {
fmt.Fprintf(os.Stderr, "Failure to read XFR: %s\n", e.Error())
}
}
// ReadZoneXfr reads a zone from an axfr.
func (c *Config) ReadZoneXfr(origin, master string) error {
client := new(dns.Client)
client.Net = "tcp"
m := new(dns.Msg)
m.SetAxfr(origin)
z := dns.NewZone(origin)
t, e := client.TransferIn(m, master)
if e == nil {
for r := range t {
if r.Error == nil {
// Loop answer section
for _, rr := range r.RR {
z.Insert(rr)
}
}
}
c.Zones[origin] = z
dns.HandleFunc(origin, func(w dns.ResponseWriter, req *dns.Msg) { serve(w, req, c.Zones[origin]) })
return nil
}
return e
}