feat: remove packetaddr support because gVisor not support cone-nat

app/tun/config.pb.go

@@ -8,7 +8,6 @@ package tun
 
 import (
 	routercommon "github.com/v2fly/v2ray-core/v5/app/router/routercommon"
-	packetaddr "github.com/v2fly/v2ray-core/v5/common/net/packetaddr"
 	_ "github.com/v2fly/v2ray-core/v5/common/protoext"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
@@ -28,15 +27,14 @@ type Config struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	Name                  string                    `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
-	Mtu                   uint32                    `protobuf:"varint,2,opt,name=mtu,proto3" json:"mtu,omitempty"`
-	UserLevel             uint32                    `protobuf:"varint,3,opt,name=user_level,json=userLevel,proto3" json:"user_level,omitempty"`
-	PacketEncoding        packetaddr.PacketAddrType `protobuf:"varint,4,opt,name=packet_encoding,json=packetEncoding,proto3,enum=v2ray.core.net.packetaddr.PacketAddrType" json:"packet_encoding,omitempty"`
-	Tag                   string                    `protobuf:"bytes,5,opt,name=tag,proto3" json:"tag,omitempty"`
-	Ips                   []*routercommon.CIDR      `protobuf:"bytes,6,rep,name=ips,proto3" json:"ips,omitempty"`
-	Routes                []*routercommon.CIDR      `protobuf:"bytes,7,rep,name=routes,proto3" json:"routes,omitempty"`
-	EnablePromiscuousMode bool                      `protobuf:"varint,8,opt,name=enable_promiscuous_mode,json=enablePromiscuousMode,proto3" json:"enable_promiscuous_mode,omitempty"`
-	EnableSpoofing        bool                      `protobuf:"varint,9,opt,name=enable_spoofing,json=enableSpoofing,proto3" json:"enable_spoofing,omitempty"`
+	Name                  string               `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
+	Mtu                   uint32               `protobuf:"varint,2,opt,name=mtu,proto3" json:"mtu,omitempty"`
+	UserLevel             uint32               `protobuf:"varint,3,opt,name=user_level,json=userLevel,proto3" json:"user_level,omitempty"`
+	Tag                   string               `protobuf:"bytes,5,opt,name=tag,proto3" json:"tag,omitempty"`
+	Ips                   []*routercommon.CIDR `protobuf:"bytes,6,rep,name=ips,proto3" json:"ips,omitempty"`
+	Routes                []*routercommon.CIDR `protobuf:"bytes,7,rep,name=routes,proto3" json:"routes,omitempty"`
+	EnablePromiscuousMode bool                 `protobuf:"varint,8,opt,name=enable_promiscuous_mode,json=enablePromiscuousMode,proto3" json:"enable_promiscuous_mode,omitempty"`
+	EnableSpoofing        bool                 `protobuf:"varint,9,opt,name=enable_spoofing,json=enableSpoofing,proto3" json:"enable_spoofing,omitempty"`
 }
 
 func (x *Config) Reset() {
@@ -92,13 +90,6 @@ func (x *Config) GetUserLevel() uint32 {
 	return 0
 }
 
-func (x *Config) GetPacketEncoding() packetaddr.PacketAddrType {
-	if x != nil {
-		return x.PacketEncoding
-	}
-	return packetaddr.PacketAddrType(0)
-}
-
 func (x *Config) GetTag() string {
 	if x != nil {
 		return x.Tag
@@ -142,43 +133,36 @@ var file_app_tun_config_proto_rawDesc = []byte{
 	0x72, 0x65, 0x2e, 0x61, 0x70, 0x70, 0x2e, 0x74, 0x75, 0x6e, 0x1a, 0x24, 0x61, 0x70, 0x70, 0x2f,
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 }
 
 var (
@@ -195,19 +179,17 @@ func file_app_tun_config_proto_rawDescGZIP() []byte {
 
 var file_app_tun_config_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
 var file_app_tun_config_proto_goTypes = []interface{}{
-	(*Config)(nil),                 // 0: v2ray.core.app.tun.Config
-	(packetaddr.PacketAddrType)(0), // 1: v2ray.core.net.packetaddr.PacketAddrType
-	(*routercommon.CIDR)(nil),      // 2: v2ray.core.app.router.routercommon.CIDR
+	(*Config)(nil),            // 0: v2ray.core.app.tun.Config
+	(*routercommon.CIDR)(nil), // 1: v2ray.core.app.router.routercommon.CIDR
 }
 var file_app_tun_config_proto_depIdxs = []int32{
-	1, // 0: v2ray.core.app.tun.Config.packet_encoding:type_name -> v2ray.core.net.packetaddr.PacketAddrType
-	2, // 1: v2ray.core.app.tun.Config.ips:type_name -> v2ray.core.app.router.routercommon.CIDR
-	2, // 2: v2ray.core.app.tun.Config.routes:type_name -> v2ray.core.app.router.routercommon.CIDR
-	3, // [3:3] is the sub-list for method output_type
-	3, // [3:3] is the sub-list for method input_type
-	3, // [3:3] is the sub-list for extension type_name
-	3, // [3:3] is the sub-list for extension extendee
-	0, // [0:3] is the sub-list for field type_name
+	1, // 0: v2ray.core.app.tun.Config.ips:type_name -> v2ray.core.app.router.routercommon.CIDR
+	1, // 1: v2ray.core.app.tun.Config.routes:type_name -> v2ray.core.app.router.routercommon.CIDR
+	2, // [2:2] is the sub-list for method output_type
+	2, // [2:2] is the sub-list for method input_type
+	2, // [2:2] is the sub-list for extension type_name
+	2, // [2:2] is the sub-list for extension extendee
+	0, // [0:2] is the sub-list for field type_name
 }
 
 func init() { file_app_tun_config_proto_init() }

app/tun/config.proto

@@ -8,7 +8,6 @@ option java_multiple_files = true;
 
 
 import "app/router/routercommon/common.proto";
-import "common/net/packetaddr/config.proto";
 import "common/protoext/extensions.proto";
 
 message Config {
@@ -19,7 +18,7 @@ message Config {
     string name = 1;
     uint32 mtu = 2;
     uint32 user_level = 3;
-    v2ray.core.net.packetaddr.PacketAddrType packet_encoding = 4;
+    reserved 4;
     string tag = 5;
     repeated v2ray.core.app.router.routercommon.CIDR ips = 6;
     repeated v2ray.core.app.router.routercommon.CIDR routes = 7;

app/tun/handler_udp.go

@@ -6,7 +6,6 @@ import (
 	tun_net "github.com/v2fly/v2ray-core/v5/app/tun/net"
 	"github.com/v2fly/v2ray-core/v5/common/buf"
 	"github.com/v2fly/v2ray-core/v5/common/net"
-	"github.com/v2fly/v2ray-core/v5/common/net/packetaddr"
 	udp_proto "github.com/v2fly/v2ray-core/v5/common/protocol/udp"
 	"github.com/v2fly/v2ray-core/v5/common/session"
 	"github.com/v2fly/v2ray-core/v5/features/policy"
@@ -70,13 +69,6 @@ func (h *UDPHandler) Handle(conn tun_net.UDPConn) error {
 	ctx := session.ContextWithInbound(h.ctx, &session.Inbound{Tag: h.config.Tag})
 
 	udpDispatcherConstructor := udp.NewSplitDispatcher
-	switch h.config.PacketEncoding {
-	case packetaddr.PacketAddrType_None:
-		break
-	case packetaddr.PacketAddrType_Packet:
-		packetAddrDispatcherFactory := udp.NewPacketAddrDispatcherCreator(ctx)
-		udpDispatcherConstructor = packetAddrDispatcherFactory.NewPacketAddrDispatcher
-	}
 
 	dest := net.UDPDestination(tun_net.AddressFromTCPIPAddr(id.LocalAddress), net.Port(id.LocalPort))
 	src := net.UDPDestination(tun_net.AddressFromTCPIPAddr(id.RemoteAddress), net.Port(id.RemotePort))