From 075051a693083ce6df5d61f7b0abf81d7e527d52 Mon Sep 17 00:00:00 2001
From: yuhan6665 <1588741+yuhan6665@users.noreply.github.com>
Date: Sat, 1 Jun 2024 19:34:31 -0400
Subject: [PATCH] Add wireguard test

---
 infra/conf/wireguard.go             |   8 +-
 testing/scenarios/wiregurad_test.go | 124 ++++++++++++++++++++++++++++
 2 files changed, 128 insertions(+), 4 deletions(-)
 create mode 100644 testing/scenarios/wiregurad_test.go

diff --git a/infra/conf/wireguard.go b/infra/conf/wireguard.go
index a4f0eda6..adf51841 100644
--- a/infra/conf/wireguard.go
+++ b/infra/conf/wireguard.go
@@ -22,14 +22,14 @@ func (c *WireGuardPeerConfig) Build() (proto.Message, error) {
 	config := new(wireguard.PeerConfig)
 
 	if c.PublicKey != "" {
-		config.PublicKey, err = parseWireGuardKey(c.PublicKey)
+		config.PublicKey, err = ParseWireGuardKey(c.PublicKey)
 		if err != nil {
 			return nil, err
 		}
 	}
 
 	if c.PreSharedKey != "" {
-		config.PreSharedKey, err = parseWireGuardKey(c.PreSharedKey)
+		config.PreSharedKey, err = ParseWireGuardKey(c.PreSharedKey)
 		if err != nil {
 			return nil, err
 		}
@@ -64,7 +64,7 @@ func (c *WireGuardConfig) Build() (proto.Message, error) {
 	config := new(wireguard.DeviceConfig)
 
 	var err error
-	config.SecretKey, err = parseWireGuardKey(c.SecretKey)
+	config.SecretKey, err = ParseWireGuardKey(c.SecretKey)
 	if err != nil {
 		return nil, err
 	}
@@ -132,7 +132,7 @@ func (c *WireGuardConfig) Build() (proto.Message, error) {
 	return config, nil
 }
 
-func parseWireGuardKey(str string) (string, error) {
+func ParseWireGuardKey(str string) (string, error) {
 	var err error
 
 	if len(str)%2 == 0 {
diff --git a/testing/scenarios/wiregurad_test.go b/testing/scenarios/wiregurad_test.go
new file mode 100644
index 00000000..6b16ca16
--- /dev/null
+++ b/testing/scenarios/wiregurad_test.go
@@ -0,0 +1,124 @@
+package scenarios
+
+import (
+	"testing"
+	//"time"
+
+	"github.com/xtls/xray-core/app/log"
+	"github.com/xtls/xray-core/app/proxyman"
+	"github.com/xtls/xray-core/common"
+	clog "github.com/xtls/xray-core/common/log"
+	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/serial"
+	core "github.com/xtls/xray-core/core"
+	"github.com/xtls/xray-core/infra/conf"
+	"github.com/xtls/xray-core/proxy/dokodemo"
+	"github.com/xtls/xray-core/proxy/freedom"
+	"github.com/xtls/xray-core/proxy/wireguard"
+	"github.com/xtls/xray-core/testing/servers/tcp"
+	"github.com/xtls/xray-core/testing/servers/udp"
+	//"golang.org/x/sync/errgroup"
+)
+
+func TestWireguard(t *testing.T) {
+	tcpServer := tcp.Server{
+		MsgProcessor: xor,
+	}
+	dest, err := tcpServer.Start()
+	common.Must(err)
+	defer tcpServer.Close()
+
+	serverPrivate, _ := conf.ParseWireGuardKey("EGs4lTSJPmgELx6YiJAmPR2meWi6bY+e9rTdCipSj10=")
+	serverPublic, _ := conf.ParseWireGuardKey("osAMIyil18HeZXGGBDC9KpZoM+L2iGyXWVSYivuM9B0=")
+	clientPrivate, _ := conf.ParseWireGuardKey("CPQSpgxgdQRZa5SUbT3HLv+mmDVHLW5YR/rQlzum/2I=")
+	clientPublic, _ := conf.ParseWireGuardKey("MmLJ5iHFVVBp7VsB0hxfpQ0wEzAbT2KQnpQpj0+RtBw=")
+
+	serverPort := udp.PickPort()
+	serverConfig := &core.Config{
+		App: []*serial.TypedMessage{
+			serial.ToTypedMessage(&log.Config{
+				ErrorLogLevel: clog.Severity_Debug,
+				ErrorLogType:  log.LogType_Console,
+			}),
+		},
+		Inbound: []*core.InboundHandlerConfig{
+			{
+				ReceiverSettings: serial.ToTypedMessage(&proxyman.ReceiverConfig{
+					PortList: &net.PortList{Range: []*net.PortRange{net.SinglePortRange(serverPort)}},
+					Listen:   net.NewIPOrDomain(net.LocalHostIP),
+				}),
+				ProxySettings: serial.ToTypedMessage(&wireguard.DeviceConfig{
+					IsClient: false,
+					KernelMode: false,
+					Endpoint: []string{"10.0.0.1"},
+					Mtu: 1420,
+					SecretKey: serverPrivate,
+					Peers: []*wireguard.PeerConfig{{
+						PublicKey: serverPublic,
+						AllowedIps: []string{"0.0.0.0/0", "::0/0"},
+					}},
+				}),
+			},
+		},
+		Outbound: []*core.OutboundHandlerConfig{
+			{
+				ProxySettings: serial.ToTypedMessage(&freedom.Config{}),
+			},
+		},
+	}
+
+	clientPort := tcp.PickPort()
+	clientConfig := &core.Config{
+		App: []*serial.TypedMessage{
+			serial.ToTypedMessage(&log.Config{
+				ErrorLogLevel: clog.Severity_Debug,
+				ErrorLogType:  log.LogType_Console,
+			}),
+		},
+		Inbound: []*core.InboundHandlerConfig{
+			{
+				ReceiverSettings: serial.ToTypedMessage(&proxyman.ReceiverConfig{
+					PortList: &net.PortList{Range: []*net.PortRange{net.SinglePortRange(clientPort)}},
+					Listen:   net.NewIPOrDomain(net.LocalHostIP),
+				}),
+				ProxySettings: serial.ToTypedMessage(&dokodemo.Config{
+					Address: net.NewIPOrDomain(dest.Address),
+					Port:    uint32(dest.Port),
+					NetworkList: &net.NetworkList{
+						Network: []net.Network{net.Network_TCP},
+					},
+				}),
+			},
+		},
+		Outbound: []*core.OutboundHandlerConfig{
+			{
+				ProxySettings: serial.ToTypedMessage(&wireguard.DeviceConfig{
+					IsClient: true,
+					KernelMode: false,
+					Endpoint: []string{"10.0.0.2"},
+					Mtu: 1420,
+					SecretKey: clientPrivate,
+					Peers: []*wireguard.PeerConfig{{
+						Endpoint: "127.0.0.1:" + serverPort.String(),
+						PublicKey: clientPublic,
+						AllowedIps: []string{"0.0.0.0/0", "::0/0"},
+					}},
+				}),
+			},
+		},
+	}
+
+	servers, err := InitializeServerConfigs(serverConfig, clientConfig)
+	common.Must(err)
+	defer CloseAllServers(servers)
+
+	// FIXME: for some reason wg server does not receive
+
+	// var errg errgroup.Group
+	// for i := 0; i < 1; i++ {
+	// 	errg.Go(testTCPConn(clientPort, 1024, time.Second*2))
+	// }
+	// if err := errg.Wait(); err != nil {
+	// 	t.Error(err)
+	// }
+}
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