Mirrors/coredns
1
0
Fork 0
mirror of https://github.com/coredns/coredns.git synced 2025-10-31 18:23:13 -04:00
Code Issues Packages Projects Releases Wiki Activity

mw/federation: use original qname in all responses (#1033)

Browse Source 
Maybe a fix for #1031 ?
This commit is contained in:
Miek Gieben
2017-09-07 13:47:58 +01:00
committed by Chris O'Haver
parent 48806fe8a6
commit 594c6d7522
1 changed files with 4 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
middleware/federation/federation.go
View File

@@ -73,12 +73,13 @@ func (f *Federation) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.
if !middleware.ClientWrite(ret) {
// something went wrong
r.Question[0].Name = qname
return ret, err
}
if m := nw.Msg; m.Rcode != dns.RcodeNameError {
// If positive answer we need to substitute the orinal qname in question and answer.
r.Question[0].Name = qname
// If positive answer we need to substitute the original qname in the answer.
m.Question[0].Name = qname
for _, a := range m.Answer {
a.Header().Name = qname
}
@@ -93,6 +94,7 @@ func (f *Federation) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.
// Still here, we've seen NXDOMAIN and need to perform federation.
service, err := f.Federations(state, label, f.f[label]) // state references Req which has updated qname
if err != nil {
r.Question[0].Name = qname
return dns.RcodeServerFailure, err
}