diff options
Diffstat (limited to 'vendor/github.com/miekg/dns/xfr.go')
| -rw-r--r-- | vendor/github.com/miekg/dns/xfr.go | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/vendor/github.com/miekg/dns/xfr.go b/vendor/github.com/miekg/dns/xfr.go index 7346deffb..576c5590a 100644 --- a/vendor/github.com/miekg/dns/xfr.go +++ b/vendor/github.com/miekg/dns/xfr.go @@ -1,6 +1,7 @@ package dns import ( + "fmt" "time" ) @@ -81,6 +82,10 @@ func (t *Transfer) inAxfr(id uint16, c chan *Envelope) { return } if first { + if in.Rcode != RcodeSuccess { + c <- &Envelope{in.Answer, &Error{err: fmt.Sprintf(errXFR, in.Rcode)}} + return + } if !isSOAFirst(in) { c <- &Envelope{in.Answer, ErrSoa} return @@ -126,6 +131,10 @@ func (t *Transfer) inIxfr(id uint16, c chan *Envelope) { return } if first { + if in.Rcode != RcodeSuccess { + c <- &Envelope{in.Answer, &Error{err: fmt.Sprintf(errXFR, in.Rcode)}} + return + } // A single SOA RR signals "no changes" if len(in.Answer) == 1 && isSOAFirst(in) { c <- &Envelope{in.Answer, nil} @@ -242,3 +251,5 @@ func isSOALast(in *Msg) bool { } return false } + +const errXFR = "bad xfr rcode: %d" |