Mirrors/coredns
1
0
Fork 0
mirror of https://github.com/coredns/coredns.git synced 2025-10-27 16:24:19 -04:00
Code Issues Packages Projects Releases Wiki Activity

plugin/forward: expose TLSConfig and error messages to public (#1781)

Browse Source 
* plugin/forward: expose TLSConfig and error messages to public

* Add IsTLS() instead of TLSConfig()
This commit is contained in:
Eugen Kleiner
2018-05-09 14:41:14 +03:00
committed by Miek Gieben
parent 0e5e59c327
commit b9f0d55fc9
4 changed files with 16 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
plugin/forward/forward.go
View File

@@ -104,7 +104,7 @@ func (f *Forward) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg
)
for {
ret, err = proxy.Connect(ctx, state, f.forceTCP, true)
if err != nil && err == errCachedClosed { // Remote side closed conn, can only happen with TCP.
if err != nil && err == ErrCachedClosed { // Remote side closed conn, can only happen with TCP.
continue
}
break
@@ -150,7 +150,7 @@ func (f *Forward) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg
return dns.RcodeServerFailure, upstreamErr
}
return dns.RcodeServerFailure, errNoHealthy
return dns.RcodeServerFailure, ErrNoHealthy
}
func (f *Forward) match(state request.Request) bool {
@@ -186,10 +186,12 @@ func (f *Forward) ForceTCP() bool { return f.forceTCP }
func (f *Forward) List() []*Proxy { return f.p.List(f.proxies) }
var (
errInvalidDomain = errors.New("invalid domain for forward")
errNoHealthy = errors.New("no healthy proxies")
errNoForward = errors.New("no forwarder defined")
errCachedClosed = errors.New("cached connection was closed by peer")
// ErrNoHealthy means no healthy proxies left
ErrNoHealthy = errors.New("no healthy proxies")
// ErrNoForward means no forwarder defined
ErrNoForward = errors.New("no forwarder defined")
// ErrCachedClosed means cached connection was closed by peer
ErrCachedClosed = errors.New("cached connection was closed by peer")
)
// policy tells forward what policy for selecting upstream it uses.