update kcp verison

Author: fwlashwork

core/kcp_conn.go

@@ -7,6 +7,7 @@ import (
 	"sync"
 	"time"
 
+	"github.com/pion/dtls/v3"
 	"github.com/polevpn/anyvalue"
 	"github.com/polevpn/elog"
 	"github.com/polevpn/kcp"
@@ -42,6 +43,13 @@ func NewKCPConn() *KCPConn {
 
 func (kc *KCPConn) Connect(routeServer string, sharedKey string) error {
 
+	// Prepare the configuration of the DTLS connection
+	config := &dtls.Config{
+		InsecureSkipVerify: true,
+		ServerName:         "apple.com",
+		MTU:                1400,
+	}
+
 	udpAddr, err := net.ResolveUDPAddr("udp", routeServer)
 
 	if err != nil {
@@ -52,7 +60,7 @@ func (kc *KCPConn) Connect(routeServer string, sharedKey string) error {
 
 	defer cancel()
 
-	conn, err := kcp.DialWithContext(ctx, udpAddr)
+	conn, err := kcp.DialWithContext(ctx, udpAddr, config)
 
 	if err != nil {
 		return err

go.mod

@@ -3,9 +3,10 @@ module github.com/polevpn/polevpn_gateway
 go 1.16
 
 require (
+	github.com/pion/dtls/v3 v3.0.3
 	github.com/polevpn/anyvalue v1.0.6
 	github.com/polevpn/elog v1.1.1
-	github.com/polevpn/kcp v1.0.2
+	github.com/polevpn/kcp v1.0.4
 	github.com/polevpn/netstack v1.10.9
 	github.com/polevpn/water v1.0.4
 )

go.sum

@@ -31,8 +31,8 @@ github.com/polevpn/anyvalue v1.0.6 h1:IaAtj0ZkOfAqTd1K8rc5JvDt/qFsuivzrI4LXrYC4i
 github.com/polevpn/anyvalue v1.0.6/go.mod h1:SAmPKOT6BtaGar2NZc9u/TUZgDYBXO7lZZ9q1MU0LVk=
 github.com/polevpn/elog v1.1.1 h1:+Nnyaajv//fbmVextCGrcFfZXi+isprA1qQag2dcwhE=
 github.com/polevpn/elog v1.1.1/go.mod h1:u30sJGFE2hYV+KuEmE4Bw7Qh0J3eXS3AEXjyHtqPDjU=
-github.com/polevpn/kcp v1.0.2 h1:dx/3kKyVzICR6yWtnBuQRfle0kTi6l1gq3mtKpUQmkY=
-github.com/polevpn/kcp v1.0.2/go.mod h1:FFBEx8ImZsp+qgYP82KwNerNaAExC+30MlmQIXBDuws=
+github.com/polevpn/kcp v1.0.4 h1:5wOY1R0pYC+5K9Mp/Y2LJIXh41IzbRkm53JqaEUOaHI=
+github.com/polevpn/kcp v1.0.4/go.mod h1:FFBEx8ImZsp+qgYP82KwNerNaAExC+30MlmQIXBDuws=
 github.com/polevpn/netstack v1.10.9 h1:0k5TFeQ5OKU6h2HgwqhMjLnxuwaBwCF8k/ZI8vkid3I=
 github.com/polevpn/netstack v1.10.9/go.mod h1:2C2dP1yP9Jyu2XqHhPV0AxA9F1IbdZI1QpX8wdXAMGU=
 github.com/polevpn/water v1.0.4 h1:OCLCeKgdQwlh4J5GjR7zzsd8u+tJ/EN8XAZQ931V6PI=