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feat: add address to NIC

This commit is contained in:
AkinoKaede 2023-05-28 17:28:10 +08:00 committed by Shelikhoo
parent 5fafc29771
commit a1c5a6bc41
No known key found for this signature in database
GPG Key ID: C4D5E79D22B25316
4 changed files with 81 additions and 30 deletions
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75
app/tun/config.pb.go
View File

@ -7,6 +7,7 @@
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"
@ -32,6 +33,7 @@ type Config struct {
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,6,opt,name=tag,proto3" json:"tag,omitempty"`
Ips []*routercommon.CIDR `protobuf:"bytes,7,rep,name=ips,proto3" json:"ips,omitempty"`
}
func (x *Config) Reset() {
@ -101,35 +103,48 @@ func (x *Config) GetTag() string {
return ""
}
func (x *Config) GetIps() []*routercommon.CIDR {
if x != nil {
return x.Ips
}
return nil
}
var File_app_tun_config_proto protoreflect.FileDescriptor
var file_app_tun_config_proto_rawDesc = []byte{
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}
var (
@ -148,14 +163,16 @@ 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
}
var file_app_tun_config_proto_depIdxs = []int32{
1, // 0: v2ray.core.app.tun.Config.packet_encoding:type_name -> v2ray.core.net.packetaddr.PacketAddrType
1, // [1:1] is the sub-list for method output_type
1, // [1:1] is the sub-list for method input_type
1, // [1:1] is the sub-list for extension type_name
1, // [1:1] is the sub-list for extension extendee
0, // [0:1] is the sub-list for field type_name
2, // 1: v2ray.core.app.tun.Config.ips: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() }

3
app/tun/config.proto
View File

@ -7,7 +7,7 @@ option java_package = "com.v2ray.core.app.tun";
option java_multiple_files = true;
// import "app/router/routercommon/common.proto";
import "app/router/routercommon/common.proto";
import "common/net/packetaddr/config.proto";
import "common/protoext/extensions.proto";
@ -21,4 +21,5 @@ message Config {
uint32 user_level = 3;
v2ray.core.net.packetaddr.PacketAddrType packet_encoding = 4;
string tag = 6;
repeated v2ray.core.app.router.routercommon.CIDR ips = 7;
}

32
app/tun/nic.go
View File

@ -1,7 +1,10 @@
package tun
import (
"github.com/v2fly/v2ray-core/v5/app/router/routercommon"
"gvisor.dev/gvisor/pkg/tcpip"
"gvisor.dev/gvisor/pkg/tcpip/network/ipv4"
"gvisor.dev/gvisor/pkg/tcpip/network/ipv6"
"gvisor.dev/gvisor/pkg/tcpip/stack"
)
@ -17,3 +20,32 @@ func CreateNIC(nicID tcpip.NICID, linkEndpoint stack.LinkEndpoint) StackOption {
return nil
}
}
func AddProtocolAddress(id tcpip.NICID, ips []*routercommon.CIDR) StackOption {
return func(s *stack.Stack) error {
for _, ip := range ips {
tcpIpAddr := tcpip.AddrFrom4Slice(ip.Ip)
protocolAddress := tcpip.ProtocolAddress{
AddressWithPrefix: tcpip.AddressWithPrefix{
Address: tcpIpAddr,
PrefixLen: int(ip.Prefix),
},
}
switch tcpIpAddr.Len() {
case 4:
protocolAddress.Protocol = ipv4.ProtocolNumber
case 16:
protocolAddress.Protocol = ipv6.ProtocolNumber
default:
return newError("invalid IP address length:", tcpIpAddr.Len())
}
if err := s.AddProtocolAddress(id, protocolAddress, stack.AddressProperties{}); err != nil {
return newError("failed to add protocol address:", err)
}
}
return nil
}
}

1
app/tun/stack.go
View File

@ -33,6 +33,7 @@ func (t *TUN) CreateStack(linkedEndpoint stack.LinkEndpoint) (*stack.Stack, erro
SetUDPHandler(t.ctx, t.dispatcher, t.policyManager, t.config),
CreateNIC(nicID, linkedEndpoint),
AddProtocolAddress(nicID, t.config.Ips),
}
for _, opt := range opts {