feat: support grpc tunnel (#19)

go.mod

@@ -11,6 +11,8 @@ require (
 	github.com/spf13/cobra v1.8.0
 	github.com/tg123/go-htpasswd v1.2.0
 	github.com/xtaci/smux v1.5.24
+	google.golang.org/grpc v1.37.0
+	google.golang.org/protobuf v1.30.0
 )
 
 require (
@@ -23,6 +25,7 @@ require (
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/go-playground/validator/v10 v10.14.0 // indirect
 	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
@@ -41,6 +44,6 @@ require (
 	golang.org/x/net v0.17.0 // indirect
 	golang.org/x/sys v0.13.0 // indirect
 	golang.org/x/text v0.13.0 // indirect
-	google.golang.org/protobuf v1.30.0 // indirect
+	google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

pkg/proto/Makefile

@@ -0,0 +1,10 @@
+.PHONY: all
+all: generate
+
+
+generate:
+	protoc --proto_path=./ --go_out=./ \
+	--go_opt=Mtunnel.proto=./ \
+	--go-grpc_out=./ \
+	--go-grpc_opt=Mtunnel.proto=./ \
+	./*.proto

pkg/proto/tunnel.proto

@@ -0,0 +1,14 @@
+syntax = "proto3";
+
+package tunnel;
+option go_package = "github.com/dvkunion/seamoon/proto";
+
+message Chunk {
+  bytes body = 1;
+  int32 size = 2;
+}
+
+service Tunnel {
+  rpc Http (stream Chunk) returns (stream Chunk);
+  rpc Socks5 (stream Chunk) returns (stream Chunk);
+}