BlackHole proxy

proxy/blackhole/blackhole.go

@@ -0,0 +1,40 @@
+package blackhole
+
+import (
+	"io/ioutil"
+
+	v2net "github.com/v2ray/v2ray-core/common/net"
+	"github.com/v2ray/v2ray-core/proxy"
+	"github.com/v2ray/v2ray-core/transport/ray"
+)
+
+// BlackHole is an outbound connection that sliently swallow the entire payload.
+type BlackHole struct {
+}
+
+func NewBlackHole() *BlackHole {
+	return &BlackHole{}
+}
+
+func (bh *BlackHole) Dispatch(firstPacket v2net.Packet, ray ray.OutboundRay) error {
+	if chunk := firstPacket.Chunk(); chunk != nil {
+		chunk.Release()
+	}
+
+	close(ray.OutboundOutput())
+	if firstPacket.MoreChunks() {
+		v2net.ChanToWriter(ioutil.Discard, ray.OutboundInput())
+	}
+	return nil
+}
+
+type BlackHoleFactory struct {
+}
+
+func (factory BlackHoleFactory) Create(config interface{}) (proxy.OutboundConnectionHandler, error) {
+	return NewBlackHole(), nil
+}
+
+func init() {
+	proxy.RegisterOutboundConnectionHandlerFactory("blackhole", BlackHoleFactory{})
+}

proxy/blackhole/config/json/json.go

@@ -0,0 +1,15 @@
+package json
+
+import (
+	"github.com/v2ray/v2ray-core/config"
+	"github.com/v2ray/v2ray-core/config/json"
+)
+
+type BlackHoleConfig struct {
+}
+
+func init() {
+	json.RegisterConfigType("blackhole", config.TypeInbound, func() interface{} {
+		return new(BlackHoleConfig)
+	})
+}