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add router plugin

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This commit is contained in:
ginuerzh
2023-11-19 14:21:32 +08:00
parent bfe81cbb44
commit d959ab5484
8 changed files with 692 additions and 107 deletions
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46
router/example/main.go Normal file
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@ -0,0 +1,46 @@
package main
import (
"context"
"flag"
"fmt"
"log"
"net"
"github.com/go-gost/plugin/router/proto"
"google.golang.org/grpc"
)
var (
port = flag.Int("port", 8000, "The server port")
)
type server struct {
proto.UnimplementedRouterServer
}
func (s *server) GetRoute(ctx context.Context, in *proto.GetRouteRequest) (*proto.GetRouteReply, error) {
reply := &proto.GetRouteReply{}
log.Printf("router get: dst=%s", in.GetDst())
return reply, nil
}
func (s *server) SetRoute(ctx context.Context, in *proto.SetRouteRequest) (*proto.SetRouteReply, error) {
reply := &proto.SetRouteReply{}
log.Printf("router set: %s -> %s", in.GetNet(), in.GetGateway())
return reply, nil
}
func main() {
flag.Parse()
lis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))
if err != nil {
log.Fatalf("failed to listen: %v", err)
}
s := grpc.NewServer()
proto.RegisterRouterServer(s, &server{})
log.Printf("server listening at %v", lis.Addr())
if err := s.Serve(lis); err != nil {
log.Fatalf("failed to serve: %v", err)
}
}

365
router/proto/router.pb.go Normal file
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// protoc --go_out=. --go_opt=paths=source_relative \
// --go-grpc_out=. --go-grpc_opt=paths=source_relative \
// router.proto
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.28.1
// protoc v3.15.8
// source: router.proto
package proto
import (
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
reflect "reflect"
sync "sync"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
type GetRouteRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Dst string `protobuf:"bytes,1,opt,name=dst,proto3" json:"dst,omitempty"`
}
func (x *GetRouteRequest) Reset() {
*x = GetRouteRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_router_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *GetRouteRequest) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*GetRouteRequest) ProtoMessage() {}
func (x *GetRouteRequest) ProtoReflect() protoreflect.Message {
mi := &file_router_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use GetRouteRequest.ProtoReflect.Descriptor instead.
func (*GetRouteRequest) Descriptor() ([]byte, []int) {
return file_router_proto_rawDescGZIP(), []int{0}
}
func (x *GetRouteRequest) GetDst() string {
if x != nil {
return x.Dst
}
return ""
}
type GetRouteReply struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Net string `protobuf:"bytes,1,opt,name=net,proto3" json:"net,omitempty"`
Gateway string `protobuf:"bytes,2,opt,name=gateway,proto3" json:"gateway,omitempty"`
}
func (x *GetRouteReply) Reset() {
*x = GetRouteReply{}
if protoimpl.UnsafeEnabled {
mi := &file_router_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *GetRouteReply) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*GetRouteReply) ProtoMessage() {}
func (x *GetRouteReply) ProtoReflect() protoreflect.Message {
mi := &file_router_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use GetRouteReply.ProtoReflect.Descriptor instead.
func (*GetRouteReply) Descriptor() ([]byte, []int) {
return file_router_proto_rawDescGZIP(), []int{1}
}
func (x *GetRouteReply) GetNet() string {
if x != nil {
return x.Net
}
return ""
}
func (x *GetRouteReply) GetGateway() string {
if x != nil {
return x.Gateway
}
return ""
}
type SetRouteRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Net string `protobuf:"bytes,1,opt,name=net,proto3" json:"net,omitempty"`
Gateway string `protobuf:"bytes,2,opt,name=gateway,proto3" json:"gateway,omitempty"`
}
func (x *SetRouteRequest) Reset() {
*x = SetRouteRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_router_proto_msgTypes[2]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *SetRouteRequest) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*SetRouteRequest) ProtoMessage() {}
func (x *SetRouteRequest) ProtoReflect() protoreflect.Message {
mi := &file_router_proto_msgTypes[2]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use SetRouteRequest.ProtoReflect.Descriptor instead.
func (*SetRouteRequest) Descriptor() ([]byte, []int) {
return file_router_proto_rawDescGZIP(), []int{2}
}
func (x *SetRouteRequest) GetNet() string {
if x != nil {
return x.Net
}
return ""
}
func (x *SetRouteRequest) GetGateway() string {
if x != nil {
return x.Gateway
}
return ""
}
type SetRouteReply struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
Ok bool `protobuf:"varint,1,opt,name=ok,proto3" json:"ok,omitempty"`
}
func (x *SetRouteReply) Reset() {
*x = SetRouteReply{}
if protoimpl.UnsafeEnabled {
mi := &file_router_proto_msgTypes[3]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *SetRouteReply) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*SetRouteReply) ProtoMessage() {}
func (x *SetRouteReply) ProtoReflect() protoreflect.Message {
mi := &file_router_proto_msgTypes[3]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use SetRouteReply.ProtoReflect.Descriptor instead.
func (*SetRouteReply) Descriptor() ([]byte, []int) {
return file_router_proto_rawDescGZIP(), []int{3}
}
func (x *SetRouteReply) GetOk() bool {
if x != nil {
return x.Ok
}
return false
}
var File_router_proto protoreflect.FileDescriptor
var file_router_proto_rawDesc = []byte{
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}
var (
file_router_proto_rawDescOnce sync.Once
file_router_proto_rawDescData = file_router_proto_rawDesc
)
func file_router_proto_rawDescGZIP() []byte {
file_router_proto_rawDescOnce.Do(func() {
file_router_proto_rawDescData = protoimpl.X.CompressGZIP(file_router_proto_rawDescData)
})
return file_router_proto_rawDescData
}
var file_router_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
var file_router_proto_goTypes = []interface{}{
(*GetRouteRequest)(nil), // 0: proto.GetRouteRequest
(*GetRouteReply)(nil), // 1: proto.GetRouteReply
(*SetRouteRequest)(nil), // 2: proto.SetRouteRequest
(*SetRouteReply)(nil), // 3: proto.SetRouteReply
}
var file_router_proto_depIdxs = []int32{
0, // 0: proto.Router.GetRoute:input_type -> proto.GetRouteRequest
2, // 1: proto.Router.SetRoute:input_type -> proto.SetRouteRequest
1, // 2: proto.Router.GetRoute:output_type -> proto.GetRouteReply
3, // 3: proto.Router.SetRoute:output_type -> proto.SetRouteReply
2, // [2:4] is the sub-list for method output_type
0, // [0:2] is the sub-list for method input_type
0, // [0:0] is the sub-list for extension type_name
0, // [0:0] is the sub-list for extension extendee
0, // [0:0] is the sub-list for field type_name
}
func init() { file_router_proto_init() }
func file_router_proto_init() {
if File_router_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_router_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*GetRouteRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_router_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*GetRouteReply); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_router_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*SetRouteRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_router_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*SetRouteReply); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_router_proto_rawDesc,
NumEnums: 0,
NumMessages: 4,
NumExtensions: 0,
NumServices: 1,
},
GoTypes: file_router_proto_goTypes,
DependencyIndexes: file_router_proto_depIdxs,
MessageInfos: file_router_proto_msgTypes,
}.Build()
File_router_proto = out.File
file_router_proto_rawDesc = nil
file_router_proto_goTypes = nil
file_router_proto_depIdxs = nil
}

30
router/proto/router.proto Normal file
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@ -0,0 +1,30 @@
// protoc --go_out=. --go_opt=paths=source_relative \
// --go-grpc_out=. --go-grpc_opt=paths=source_relative \
// router.proto
syntax = "proto3";
package proto;
option go_package = "github.com/go-gost/plugin/router/proto";
message GetRouteRequest {
string dst = 1;
}
message GetRouteReply {
string net = 1;
string gateway = 2;
}
message SetRouteRequest {
string net = 1;
string gateway = 2;
}
message SetRouteReply {
bool ok = 1;
}
service Router {
rpc GetRoute(GetRouteRequest) returns (GetRouteReply);
rpc SetRoute(SetRouteRequest) returns (SetRouteReply);
}

141
router/proto/router_grpc.pb.go Normal file
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@ -0,0 +1,141 @@
// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
// versions:
// - protoc-gen-go-grpc v1.2.0
// - protoc v3.15.8
// source: router.proto
package proto
import (
context "context"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
)
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
// Requires gRPC-Go v1.32.0 or later.
const _ = grpc.SupportPackageIsVersion7
// RouterClient is the client API for Router service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
type RouterClient interface {
GetRoute(ctx context.Context, in *GetRouteRequest, opts ...grpc.CallOption) (*GetRouteReply, error)
SetRoute(ctx context.Context, in *SetRouteRequest, opts ...grpc.CallOption) (*SetRouteReply, error)
}
type routerClient struct {
cc grpc.ClientConnInterface
}
func NewRouterClient(cc grpc.ClientConnInterface) RouterClient {
return &routerClient{cc}
}
func (c *routerClient) GetRoute(ctx context.Context, in *GetRouteRequest, opts ...grpc.CallOption) (*GetRouteReply, error) {
out := new(GetRouteReply)
err := c.cc.Invoke(ctx, "/proto.Router/GetRoute", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
func (c *routerClient) SetRoute(ctx context.Context, in *SetRouteRequest, opts ...grpc.CallOption) (*SetRouteReply, error) {
out := new(SetRouteReply)
err := c.cc.Invoke(ctx, "/proto.Router/SetRoute", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// RouterServer is the server API for Router service.
// All implementations must embed UnimplementedRouterServer
// for forward compatibility
type RouterServer interface {
GetRoute(context.Context, *GetRouteRequest) (*GetRouteReply, error)
SetRoute(context.Context, *SetRouteRequest) (*SetRouteReply, error)
mustEmbedUnimplementedRouterServer()
}
// UnimplementedRouterServer must be embedded to have forward compatible implementations.
type UnimplementedRouterServer struct {
}
func (UnimplementedRouterServer) GetRoute(context.Context, *GetRouteRequest) (*GetRouteReply, error) {
return nil, status.Errorf(codes.Unimplemented, "method GetRoute not implemented")
}
func (UnimplementedRouterServer) SetRoute(context.Context, *SetRouteRequest) (*SetRouteReply, error) {
return nil, status.Errorf(codes.Unimplemented, "method SetRoute not implemented")
}
func (UnimplementedRouterServer) mustEmbedUnimplementedRouterServer() {}
// UnsafeRouterServer may be embedded to opt out of forward compatibility for this service.
// Use of this interface is not recommended, as added methods to RouterServer will
// result in compilation errors.
type UnsafeRouterServer interface {
mustEmbedUnimplementedRouterServer()
}
func RegisterRouterServer(s grpc.ServiceRegistrar, srv RouterServer) {
s.RegisterService(&Router_ServiceDesc, srv)
}
func _Router_GetRoute_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(GetRouteRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(RouterServer).GetRoute(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/proto.Router/GetRoute",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(RouterServer).GetRoute(ctx, req.(*GetRouteRequest))
}
return interceptor(ctx, in, info, handler)
}
func _Router_SetRoute_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(SetRouteRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(RouterServer).SetRoute(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/proto.Router/SetRoute",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(RouterServer).SetRoute(ctx, req.(*SetRouteRequest))
}
return interceptor(ctx, in, info, handler)
}
// Router_ServiceDesc is the grpc.ServiceDesc for Router service.
// It's only intended for direct use with grpc.RegisterService,
// and not to be introspected or modified (even as a copy)
var Router_ServiceDesc = grpc.ServiceDesc{
ServiceName: "proto.Router",
HandlerType: (*RouterServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "GetRoute",
Handler: _Router_GetRoute_Handler,
},
{
MethodName: "SetRoute",
Handler: _Router_SetRoute_Handler,
},
},
Streams: []grpc.StreamDesc{},
Metadata: "router.proto",
}