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plugin/forward: add prefer_udp option (#1944)

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* plugin/forward: add prefer_udp option

* updated according to code review

 - fixed linter warning
 - removed metric parameter in Proxy.Connect()
This commit is contained in:
Ruslan Drozhdzh
2018-07-07 10:14:21 +03:00
committed by Miek Gieben
parent 7c41f2ce9f
commit bc50901234
8 changed files with 115 additions and 43 deletions
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16
plugin/test/responsewriter.go
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@@ -9,12 +9,17 @@ import (
// ResponseWriter is useful for writing tests. It uses some fixed values for the client. The
// remote will always be 10.240.0.1 and port 40212. The local address is always 127.0.0.1 and
// port 53.
type ResponseWriter struct{}
type ResponseWriter struct {
TCP bool
}
// LocalAddr returns the local address, always 127.0.0.1:53 (UDP).
func (t *ResponseWriter) LocalAddr() net.Addr {
ip := net.ParseIP("127.0.0.1")
port := 53
if t.TCP {
return &net.TCPAddr{IP: ip, Port: port, Zone: ""}
}
return &net.UDPAddr{IP: ip, Port: port, Zone: ""}
}
@@ -22,6 +27,9 @@ func (t *ResponseWriter) LocalAddr() net.Addr {
func (t *ResponseWriter) RemoteAddr() net.Addr {
ip := net.ParseIP("10.240.0.1")
port := 40212
if t.TCP {
return &net.TCPAddr{IP: ip, Port: port, Zone: ""}
}
return &net.UDPAddr{IP: ip, Port: port, Zone: ""}
}
@@ -52,10 +60,16 @@ type ResponseWriter6 struct {
// LocalAddr returns the local address, always ::1, port 53 (UDP).
func (t *ResponseWriter6) LocalAddr() net.Addr {
if t.TCP {
return &net.TCPAddr{IP: net.ParseIP("::1"), Port: 53, Zone: ""}
}
return &net.UDPAddr{IP: net.ParseIP("::1"), Port: 53, Zone: ""}
}
// RemoteAddr returns the remote address, always fe80::42:ff:feca:4c65 port 40212 (UDP).
func (t *ResponseWriter6) RemoteAddr() net.Addr {
if t.TCP {
return &net.TCPAddr{IP: net.ParseIP("fe80::42:ff:feca:4c65"), Port: 40212, Zone: ""}
}
return &net.UDPAddr{IP: net.ParseIP("fe80::42:ff:feca:4c65"), Port: 40212, Zone: ""}
}