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plugin/forward: expose few methods and attributes to public (#1766)

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* plugin/forward: expose few methods and attributes to public

* Update comments
This commit is contained in:
Eugen Kleiner
2018-05-04 08:47:26 +03:00
committed by Miek Gieben
parent 59dbcd32ea
commit be8fcc484a
5 changed files with 21 additions and 11 deletions
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12
plugin/forward/forward.go
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@@ -68,7 +68,7 @@ func (f *Forward) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg
var upstreamErr error
span = ot.SpanFromContext(ctx)
i := 0
list := f.list()
list := f.List()
deadline := time.Now().Add(defaultTimeout)
for time.Now().Before(deadline) {
@@ -103,7 +103,7 @@ func (f *Forward) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg
err error
)
for {
ret, err = proxy.connect(ctx, state, f.forceTCP, true)
ret, err = proxy.Connect(ctx, state, f.forceTCP, true)
if err != nil && err == errCachedClosed { // Remote side closed conn, can only happen with TCP.
continue
}
@@ -176,8 +176,14 @@ func (f *Forward) isAllowedDomain(name string) bool {
return true
}
// From returns the base domain to match for the request to be forwarded.
func (f *Forward) From() string { return f.from }
// ForceTCP returns if TCP is forced to be used even when the request comes in over UDP.
func (f *Forward) ForceTCP() bool { return f.forceTCP }
// List returns a set of proxies to be used for this client depending on the policy in f.
func (f *Forward) list() []*Proxy { return f.p.List(f.proxies) }
func (f *Forward) List() []*Proxy { return f.p.List(f.proxies) }
var (
errInvalidDomain = errors.New("invalid domain for forward")