mirror of
https://github.com/go-micro/go-micro.git
synced 2025-05-19 21:23:04 +02:00
Asim Aslam
GitHub
parent
01b8394c81
commit
230505bf5a
209
client/grpc/codec.go
Normal file
209
client/grpc/codec.go
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@ -0,0 +1,209 @@
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package grpc
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import (
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b "bytes"
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"encoding/json"
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"fmt"
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"strings"
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"go-micro.dev/v5/codec"
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"go-micro.dev/v5/codec/bytes"
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"google.golang.org/grpc"
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"google.golang.org/grpc/encoding"
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"google.golang.org/protobuf/encoding/protojson"
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"google.golang.org/protobuf/proto"
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"google.golang.org/protobuf/runtime/protoiface"
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"google.golang.org/protobuf/runtime/protoimpl"
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)
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type jsonCodec struct{}
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type protoCodec struct{}
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type bytesCodec struct{}
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type wrapCodec struct{ encoding.Codec }
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var useNumber bool
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var (
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defaultGRPCCodecs = map[string]encoding.Codec{
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"application/json": jsonCodec{},
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"application/proto": protoCodec{},
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"application/protobuf": protoCodec{},
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"application/octet-stream": protoCodec{},
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"application/grpc": protoCodec{},
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"application/grpc+json": jsonCodec{},
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"application/grpc+proto": protoCodec{},
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"application/grpc+bytes": bytesCodec{},
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}
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)
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// UseNumber fix unmarshal Number(8234567890123456789) to interface(8.234567890123457e+18).
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func UseNumber() {
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useNumber = true
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}
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func (w wrapCodec) String() string {
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return w.Codec.Name()
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}
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func (w wrapCodec) Marshal(v interface{}) ([]byte, error) {
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b, ok := v.(*bytes.Frame)
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if ok {
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return b.Data, nil
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}
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return w.Codec.Marshal(v)
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}
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func (w wrapCodec) Unmarshal(data []byte, v interface{}) error {
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b, ok := v.(*bytes.Frame)
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if ok {
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b.Data = data
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return nil
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}
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return w.Codec.Unmarshal(data, v)
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}
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func (protoCodec) Marshal(v interface{}) ([]byte, error) {
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switch m := v.(type) {
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case *bytes.Frame:
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return m.Data, nil
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case proto.Message:
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return proto.Marshal(m)
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case protoiface.MessageV1:
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// #2333 compatible with etcd legacy proto.Message
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m2 := protoimpl.X.ProtoMessageV2Of(m)
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return proto.Marshal(m2)
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}
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return nil, fmt.Errorf("failed to marshal: %v is not type of *bytes.Frame or proto.Message", v)
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}
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func (protoCodec) Unmarshal(data []byte, v interface{}) error {
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switch m := v.(type) {
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case proto.Message:
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return proto.Unmarshal(data, m)
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case protoiface.MessageV1:
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// #2333 compatible with etcd legacy proto.Message
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m2 := protoimpl.X.ProtoMessageV2Of(m)
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return proto.Unmarshal(data, m2)
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}
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return fmt.Errorf("failed to unmarshal: %v is not type of proto.Message", v)
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}
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func (protoCodec) Name() string {
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return "proto"
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}
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func (bytesCodec) Marshal(v interface{}) ([]byte, error) {
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b, ok := v.(*[]byte)
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if !ok {
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return nil, fmt.Errorf("failed to marshal: %v is not type of *[]byte", v)
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}
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return *b, nil
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}
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func (bytesCodec) Unmarshal(data []byte, v interface{}) error {
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b, ok := v.(*[]byte)
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if !ok {
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return fmt.Errorf("failed to unmarshal: %v is not type of *[]byte", v)
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}
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*b = data
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return nil
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}
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func (bytesCodec) Name() string {
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return "bytes"
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}
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func (jsonCodec) Marshal(v interface{}) ([]byte, error) {
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if b, ok := v.(*bytes.Frame); ok {
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return b.Data, nil
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}
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if pb, ok := v.(proto.Message); ok {
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bytes, err := protojson.Marshal(pb)
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if err != nil {
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return nil, err
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}
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return bytes, nil
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}
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return json.Marshal(v)
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}
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func (jsonCodec) Unmarshal(data []byte, v interface{}) error {
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if len(data) == 0 {
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return nil
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}
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if b, ok := v.(*bytes.Frame); ok {
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b.Data = data
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return nil
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}
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if pb, ok := v.(proto.Message); ok {
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return protojson.Unmarshal(data, pb)
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}
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dec := json.NewDecoder(b.NewReader(data))
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if useNumber {
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dec.UseNumber()
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}
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return dec.Decode(v)
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}
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func (jsonCodec) Name() string {
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return "json"
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}
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type grpcCodec struct {
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// headers
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id string
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target string
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method string
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endpoint string
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s grpc.ClientStream
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c encoding.Codec
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}
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func (g *grpcCodec) ReadHeader(m *codec.Message, mt codec.MessageType) error {
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md, err := g.s.Header()
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if err != nil {
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return err
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}
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if m == nil {
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m = new(codec.Message)
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}
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if m.Header == nil {
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m.Header = make(map[string]string, len(md))
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}
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for k, v := range md {
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m.Header[k] = strings.Join(v, ",")
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}
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m.Id = g.id
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m.Target = g.target
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m.Method = g.method
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m.Endpoint = g.endpoint
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return nil
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}
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func (g *grpcCodec) ReadBody(v interface{}) error {
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if f, ok := v.(*bytes.Frame); ok {
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return g.s.RecvMsg(f)
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}
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return g.s.RecvMsg(v)
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}
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func (g *grpcCodec) Write(m *codec.Message, v interface{}) error {
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// if we don't have a body
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if v != nil {
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return g.s.SendMsg(v)
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}
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// write the body using the framing codec
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return g.s.SendMsg(&bytes.Frame{Data: m.Body})
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}
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func (g *grpcCodec) Close() error {
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return g.s.CloseSend()
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}
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func (g *grpcCodec) String() string {
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return g.c.Name()
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}
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69
client/grpc/error.go
Normal file
69
client/grpc/error.go
Normal file
@ -0,0 +1,69 @@
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package grpc
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import (
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"net/http"
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"go-micro.dev/v5/errors"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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func microError(err error) error {
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// no error
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switch err {
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case nil:
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return nil
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}
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if verr, ok := err.(*errors.Error); ok {
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return verr
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}
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// grpc error
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s, ok := status.FromError(err)
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if !ok {
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return err
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}
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// return first error from details
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if details := s.Details(); len(details) > 0 {
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return microError(details[0].(error))
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}
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// try to decode micro *errors.Error
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if e := errors.Parse(s.Message()); e.Code > 0 {
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return e // actually a micro error
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}
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// fallback
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return errors.New("go.micro.client", s.Message(), microStatusFromGrpcCode(s.Code()))
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}
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func microStatusFromGrpcCode(code codes.Code) int32 {
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switch code {
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case codes.OK:
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return http.StatusOK
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case codes.InvalidArgument:
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return http.StatusBadRequest
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case codes.DeadlineExceeded:
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return http.StatusRequestTimeout
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case codes.NotFound:
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return http.StatusNotFound
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case codes.AlreadyExists:
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return http.StatusConflict
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case codes.PermissionDenied:
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return http.StatusForbidden
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case codes.Unauthenticated:
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return http.StatusUnauthorized
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case codes.FailedPrecondition:
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return http.StatusPreconditionFailed
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case codes.Unimplemented:
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return http.StatusNotImplemented
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case codes.Internal:
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return http.StatusInternalServerError
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case codes.Unavailable:
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return http.StatusServiceUnavailable
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}
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return http.StatusInternalServerError
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}
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35
client/grpc/go.mod
Normal file
35
client/grpc/go.mod
Normal file
@ -0,0 +1,35 @@
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module go-micro.dev/v5/client/grpc
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go 1.24
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require (
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go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119
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google.golang.org/grpc v1.53.0
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google.golang.org/grpc/examples v0.0.0-20211102180624-670c133e568e
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google.golang.org/protobuf v1.33.0
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)
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require (
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github.com/bitly/go-simplejson v0.5.0 // indirect
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github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
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github.com/fsnotify/fsnotify v1.6.0 // indirect
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github.com/golang/protobuf v1.5.4 // indirect
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github.com/google/uuid v1.3.0 // indirect
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github.com/imdario/mergo v0.3.13 // indirect
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github.com/miekg/dns v1.1.50 // indirect
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github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c // indirect
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github.com/patrickmn/go-cache v2.1.0+incompatible // indirect
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github.com/pkg/errors v0.9.1 // indirect
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github.com/rogpeppe/go-internal v1.12.0 // indirect
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github.com/russross/blackfriday/v2 v2.1.0 // indirect
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github.com/urfave/cli/v2 v2.25.7 // indirect
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github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
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go.etcd.io/bbolt v1.4.0 // indirect
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golang.org/x/mod v0.9.0 // indirect
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golang.org/x/net v0.23.0 // indirect
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golang.org/x/sync v0.10.0 // indirect
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golang.org/x/sys v0.29.0 // indirect
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golang.org/x/text v0.14.0 // indirect
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golang.org/x/tools v0.7.0 // indirect
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||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 // indirect
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)
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175
client/grpc/go.sum
Normal file
175
client/grpc/go.sum
Normal file
@ -0,0 +1,175 @@
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cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
|
||||
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
|
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github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
|
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github.com/bitly/go-simplejson v0.5.0 h1:6IH+V8/tVMab511d5bn4M7EwGXZf9Hj6i2xSwkNEM+Y=
|
||||
github.com/bitly/go-simplejson v0.5.0/go.mod h1:cXHtHw4XUPsvGaxgjIAn8PhEWG9NfngEKAMDJEczWVA=
|
||||
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 h1:DDGfHa7BWjL4YnC6+E63dPcxHo2sUxDIu8g3QgEJdRY=
|
||||
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
|
||||
github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
|
||||
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
|
||||
github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk=
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.2 h1:p1EgwI/C7NhT0JmVkwCD2ZBK8j4aeHQX2pMHHBfMQ6w=
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
|
||||
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
|
||||
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
|
||||
github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
|
||||
github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
|
||||
github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
|
||||
github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
|
||||
github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
|
||||
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
|
||||
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
|
||||
github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
|
||||
github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
|
||||
github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
|
||||
github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
|
||||
github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
|
||||
github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
|
||||
github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
|
||||
github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8=
|
||||
github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
|
||||
github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI=
|
||||
github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
|
||||
github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
|
||||
github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
|
||||
github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
|
||||
github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
|
||||
github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
|
||||
github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
|
||||
github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
|
||||
github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
|
||||
github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
|
||||
github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
|
||||
github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
|
||||
github.com/imdario/mergo v0.3.13 h1:lFzP57bqS/wsqKssCGmtLAb8A0wKjLGrve2q3PPVcBk=
|
||||
github.com/imdario/mergo v0.3.13/go.mod h1:4lJ1jqUDcsbIECGy0RUJAXNIhg+6ocWgb1ALK2O4oXg=
|
||||
github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
|
||||
github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
|
||||
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
|
||||
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
|
||||
github.com/miekg/dns v1.1.50 h1:DQUfb9uc6smULcREF09Uc+/Gd46YWqJd5DbpPE9xkcA=
|
||||
github.com/miekg/dns v1.1.50/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
|
||||
github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c h1:rp5dCmg/yLR3mgFuSOe4oEnDDmGLROTvMragMUXpTQw=
|
||||
github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c/go.mod h1:X07ZCGwUbLaax7L0S3Tw4hpejzu63ZrrQiUe6W0hcy0=
|
||||
github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
|
||||
github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
|
||||
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
|
||||
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
|
||||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||
github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
|
||||
github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
|
||||
github.com/rogpeppe/go-internal v1.12.0/go.mod h1:E+RYuTGaKKdloAfM02xzb0FW3Paa99yedzYV+kq4uf4=
|
||||
github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
|
||||
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
|
||||
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
|
||||
github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
|
||||
github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
|
||||
github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
|
||||
github.com/urfave/cli/v2 v2.25.7 h1:VAzn5oq403l5pHjc4OhD54+XGO9cdKVL/7lDjF+iKUs=
|
||||
github.com/urfave/cli/v2 v2.25.7/go.mod h1:8qnjx1vcq5s2/wpsqoZFndg2CE5tNFyrTvS6SinrnYQ=
|
||||
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 h1:bAn7/zixMGCfxrRTfdpNzjtPYqr8smhKouy9mxVdGPU=
|
||||
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673/go.mod h1:N3UwUGtsrSj3ccvlPHLoLsHnpR27oXr4ZE984MbSER8=
|
||||
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
|
||||
go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119 h1:hKzFHTSwaYvPS0sTrWpUcS2HFFbJte//n91NMWFFk4k=
|
||||
go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119/go.mod h1:pplSGFQk5So43OrzGAg1gH434XydWybOTyFhv/nR0pA=
|
||||
go.etcd.io/bbolt v1.4.0 h1:TU77id3TnN/zKr7CO/uk+fBCwF2jGcMuw2B/FMAzYIk=
|
||||
go.etcd.io/bbolt v1.4.0/go.mod h1:AsD+OCi/qPN1giOX1aiLAha3o1U8rAz65bvN4j0sRuk=
|
||||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
|
||||
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
|
||||
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
|
||||
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
|
||||
golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
|
||||
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
|
||||
golang.org/x/mod v0.9.0 h1:KENHtAZL2y3NLMYZeHY9DW8HW8V+kQyJsY/V9JlKvCs=
|
||||
golang.org/x/mod v0.9.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
|
||||
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20190213061140-3a22650c66bd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
|
||||
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
|
||||
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
|
||||
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
|
||||
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
|
||||
golang.org/x/net v0.0.0-20210726213435-c6fcb2dbf985/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
|
||||
golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
|
||||
golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
|
||||
golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
|
||||
golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
|
||||
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ=
|
||||
golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
|
||||
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
|
||||
golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
|
||||
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
|
||||
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
|
||||
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
|
||||
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
|
||||
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
|
||||
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
|
||||
golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
|
||||
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
|
||||
golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
|
||||
golang.org/x/tools v0.7.0 h1:W4OVu8VVOaIO0yzWMNdepAulS7YfoS3Zabrm8DOXXU4=
|
||||
golang.org/x/tools v0.7.0/go.mod h1:4pg6aUX35JBAogB10C9AtvVL+qowtN4pT3CGSQex14s=
|
||||
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
|
||||
google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
|
||||
google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
|
||||
google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
|
||||
google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
|
||||
google.golang.org/genproto v0.0.0-20200806141610-86f49bd18e98/go.mod h1:FWY/as6DDZQgahTzZj3fqbO1CbirC29ZNUFHwi0/+no=
|
||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 h1:DdoeryqhaXp1LtT/emMP1BRJPHHKFi5akj/nbx/zNTA=
|
||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4/go.mod h1:NWraEVixdDnqcqQ30jipen1STv2r/n24Wb7twVTGR4s=
|
||||
google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
|
||||
google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
|
||||
google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
|
||||
google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
|
||||
google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
|
||||
google.golang.org/grpc v1.53.0 h1:LAv2ds7cmFV/XTS3XG1NneeENYrXGmorPxsBbptIjNc=
|
||||
google.golang.org/grpc v1.53.0/go.mod h1:OnIrk0ipVdj4N5d9IUoFUx72/VlD7+jUsHwZgwSMQpw=
|
||||
google.golang.org/grpc/examples v0.0.0-20211102180624-670c133e568e h1:m7aQHHqd0q89mRwhwS9Bx2rjyl/hsFAeta+uGrHsQaU=
|
||||
google.golang.org/grpc/examples v0.0.0-20211102180624-670c133e568e/go.mod h1:gID3PKrg7pWKntu9Ss6zTLJ0ttC0X9IHgREOCZwbCVU=
|
||||
google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
|
||||
google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
|
||||
google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
|
||||
google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
|
||||
google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
|
||||
google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
|
||||
google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
|
||||
google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
|
||||
google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGjtUeSXeh4=
|
||||
google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
|
||||
google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
|
||||
google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
|
||||
gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
|
||||
honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
|
||||
709
client/grpc/grpc.go
Normal file
709
client/grpc/grpc.go
Normal file
@ -0,0 +1,709 @@
|
||||
// Package grpc provides a gRPC client
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"crypto/tls"
|
||||
"fmt"
|
||||
"net"
|
||||
"reflect"
|
||||
"strings"
|
||||
"sync/atomic"
|
||||
"time"
|
||||
|
||||
"go-micro.dev/v5/broker"
|
||||
"go-micro.dev/v5/client"
|
||||
"go-micro.dev/v5/cmd"
|
||||
raw "go-micro.dev/v5/codec/bytes"
|
||||
"go-micro.dev/v5/errors"
|
||||
"go-micro.dev/v5/metadata"
|
||||
"go-micro.dev/v5/registry"
|
||||
"go-micro.dev/v5/selector"
|
||||
pnet "go-micro.dev/v5/util/net"
|
||||
"google.golang.org/grpc"
|
||||
"google.golang.org/grpc/credentials"
|
||||
"google.golang.org/grpc/encoding"
|
||||
gmetadata "google.golang.org/grpc/metadata"
|
||||
)
|
||||
|
||||
type grpcClient struct {
|
||||
opts client.Options
|
||||
pool *pool
|
||||
once atomic.Value
|
||||
}
|
||||
|
||||
func init() {
|
||||
cmd.DefaultClients["grpc"] = NewClient
|
||||
|
||||
encoding.RegisterCodec(wrapCodec{jsonCodec{}})
|
||||
encoding.RegisterCodec(wrapCodec{protoCodec{}})
|
||||
encoding.RegisterCodec(wrapCodec{bytesCodec{}})
|
||||
}
|
||||
|
||||
// secure returns the dial option for whether its a secure or insecure connection.
|
||||
func (g *grpcClient) secure(addr string) grpc.DialOption {
|
||||
// first we check if theres'a tls config
|
||||
if g.opts.Context != nil {
|
||||
if v := g.opts.Context.Value(tlsAuth{}); v != nil {
|
||||
tls := v.(*tls.Config)
|
||||
creds := credentials.NewTLS(tls)
|
||||
// return tls config if it exists
|
||||
return grpc.WithTransportCredentials(creds)
|
||||
}
|
||||
}
|
||||
|
||||
// default config
|
||||
tlsConfig := &tls.Config{}
|
||||
defaultCreds := grpc.WithTransportCredentials(credentials.NewTLS(tlsConfig))
|
||||
|
||||
// check if the address is prepended with https
|
||||
if strings.HasPrefix(addr, "https://") {
|
||||
return defaultCreds
|
||||
}
|
||||
|
||||
// if no port is specified or port is 443 default to tls
|
||||
_, port, err := net.SplitHostPort(addr)
|
||||
// assuming with no port its going to be secured
|
||||
if port == "443" {
|
||||
return defaultCreds
|
||||
} else if err != nil && strings.Contains(err.Error(), "missing port in address") {
|
||||
return defaultCreds
|
||||
}
|
||||
|
||||
// other fallback to insecure
|
||||
return grpc.WithInsecure()
|
||||
}
|
||||
|
||||
func (g *grpcClient) next(request client.Request, opts client.CallOptions) (selector.Next, error) {
|
||||
service, address, _ := pnet.Proxy(request.Service(), opts.Address)
|
||||
|
||||
// return remote address
|
||||
if len(address) > 0 {
|
||||
return func() (*registry.Node, error) {
|
||||
return ®istry.Node{
|
||||
Address: address[0],
|
||||
}, nil
|
||||
}, nil
|
||||
}
|
||||
|
||||
// get next nodes from the selector
|
||||
next, err := g.opts.Selector.Select(service, opts.SelectOptions...)
|
||||
if err != nil {
|
||||
if err == selector.ErrNotFound {
|
||||
return nil, errors.InternalServerError("go.micro.client", "service %s: %s", service, err.Error())
|
||||
}
|
||||
return nil, errors.InternalServerError("go.micro.client", "error selecting %s node: %s", service, err.Error())
|
||||
}
|
||||
|
||||
return next, nil
|
||||
}
|
||||
|
||||
func (g *grpcClient) call(ctx context.Context, node *registry.Node, req client.Request, rsp interface{}, opts client.CallOptions) error {
|
||||
var header map[string]string
|
||||
|
||||
address := node.Address
|
||||
|
||||
if md, ok := metadata.FromContext(ctx); ok {
|
||||
header = make(map[string]string, len(md))
|
||||
for k, v := range md {
|
||||
header[strings.ToLower(k)] = v
|
||||
}
|
||||
} else {
|
||||
header = make(map[string]string)
|
||||
}
|
||||
|
||||
// set timeout in nanoseconds
|
||||
header["timeout"] = fmt.Sprintf("%d", opts.RequestTimeout)
|
||||
// set the content type for the request
|
||||
header["x-content-type"] = req.ContentType()
|
||||
|
||||
md := gmetadata.New(header)
|
||||
ctx = gmetadata.NewOutgoingContext(ctx, md)
|
||||
|
||||
cf, err := g.newGRPCCodec(req.ContentType())
|
||||
if err != nil {
|
||||
return errors.InternalServerError("go.micro.client", err.Error())
|
||||
}
|
||||
|
||||
maxRecvMsgSize := g.maxRecvMsgSizeValue()
|
||||
maxSendMsgSize := g.maxSendMsgSizeValue()
|
||||
|
||||
var grr error
|
||||
|
||||
var dialCtx context.Context
|
||||
var cancel context.CancelFunc
|
||||
if opts.DialTimeout > 0 {
|
||||
dialCtx, cancel = context.WithTimeout(ctx, opts.DialTimeout)
|
||||
} else {
|
||||
dialCtx, cancel = context.WithCancel(ctx)
|
||||
}
|
||||
defer cancel()
|
||||
|
||||
grpcDialOptions := []grpc.DialOption{
|
||||
g.secure(address),
|
||||
grpc.WithDefaultCallOptions(
|
||||
grpc.MaxCallRecvMsgSize(maxRecvMsgSize),
|
||||
grpc.MaxCallSendMsgSize(maxSendMsgSize),
|
||||
),
|
||||
}
|
||||
|
||||
if opts := g.getGrpcDialOptions(); opts != nil {
|
||||
grpcDialOptions = append(grpcDialOptions, opts...)
|
||||
}
|
||||
|
||||
cc, err := g.pool.getConn(dialCtx, address, grpcDialOptions...)
|
||||
if err != nil {
|
||||
return errors.InternalServerError("go.micro.client", fmt.Sprintf("Error sending request: %v", err))
|
||||
}
|
||||
defer func() {
|
||||
// defer execution of release
|
||||
g.pool.release(address, cc, grr)
|
||||
}()
|
||||
|
||||
ch := make(chan error, 1)
|
||||
|
||||
go func() {
|
||||
grpcCallOptions := []grpc.CallOption{
|
||||
grpc.ForceCodec(cf),
|
||||
grpc.CallContentSubtype(cf.Name())}
|
||||
if opts := callOpts(opts); opts != nil {
|
||||
grpcCallOptions = append(grpcCallOptions, opts...)
|
||||
}
|
||||
err := cc.Invoke(ctx, methodToGRPC(req.Service(), req.Endpoint()), req.Body(), rsp, grpcCallOptions...)
|
||||
ch <- microError(err)
|
||||
}()
|
||||
|
||||
select {
|
||||
case err := <-ch:
|
||||
grr = err
|
||||
case <-ctx.Done():
|
||||
grr = errors.Timeout("go.micro.client", "%v", ctx.Err())
|
||||
}
|
||||
|
||||
return grr
|
||||
}
|
||||
|
||||
func (g *grpcClient) stream(ctx context.Context, node *registry.Node, req client.Request, rsp interface{}, opts client.CallOptions) error {
|
||||
var header map[string]string
|
||||
|
||||
address := node.Address
|
||||
|
||||
if md, ok := metadata.FromContext(ctx); ok {
|
||||
header = make(map[string]string, len(md))
|
||||
for k, v := range md {
|
||||
header[k] = v
|
||||
}
|
||||
} else {
|
||||
header = make(map[string]string)
|
||||
}
|
||||
|
||||
// set timeout in nanoseconds
|
||||
if opts.StreamTimeout > time.Duration(0) {
|
||||
header["timeout"] = fmt.Sprintf("%d", opts.StreamTimeout)
|
||||
}
|
||||
// set the content type for the request
|
||||
header["x-content-type"] = req.ContentType()
|
||||
|
||||
md := gmetadata.New(header)
|
||||
|
||||
// WebSocket connection adds the `Connection: Upgrade` header.
|
||||
// But as per the HTTP/2 spec, the `Connection` header makes the request malformed
|
||||
delete(md, "connection")
|
||||
|
||||
ctx = gmetadata.NewOutgoingContext(ctx, md)
|
||||
|
||||
cf, err := g.newGRPCCodec(req.ContentType())
|
||||
if err != nil {
|
||||
return errors.InternalServerError("go.micro.client", err.Error())
|
||||
}
|
||||
|
||||
var dialCtx context.Context
|
||||
var cancel context.CancelFunc
|
||||
if opts.DialTimeout > 0 {
|
||||
dialCtx, cancel = context.WithTimeout(ctx, opts.DialTimeout)
|
||||
} else {
|
||||
dialCtx, cancel = context.WithCancel(ctx)
|
||||
}
|
||||
defer cancel()
|
||||
|
||||
wc := wrapCodec{cf}
|
||||
|
||||
grpcDialOptions := []grpc.DialOption{
|
||||
g.secure(address),
|
||||
}
|
||||
|
||||
if opts := g.getGrpcDialOptions(); opts != nil {
|
||||
grpcDialOptions = append(grpcDialOptions, opts...)
|
||||
}
|
||||
|
||||
cc, err := g.pool.getConn(dialCtx, address, grpcDialOptions...)
|
||||
if err != nil {
|
||||
return errors.InternalServerError("go.micro.client", fmt.Sprintf("Error sending request: %v", err))
|
||||
}
|
||||
|
||||
desc := &grpc.StreamDesc{
|
||||
StreamName: req.Service() + req.Endpoint(),
|
||||
ClientStreams: true,
|
||||
ServerStreams: true,
|
||||
}
|
||||
|
||||
grpcCallOptions := []grpc.CallOption{
|
||||
grpc.ForceCodec(wc),
|
||||
grpc.CallContentSubtype(cf.Name()),
|
||||
}
|
||||
if opts := callOpts(opts); opts != nil {
|
||||
grpcCallOptions = append(grpcCallOptions, opts...)
|
||||
}
|
||||
|
||||
// create a new canceling context
|
||||
newCtx, cancel := context.WithCancel(ctx)
|
||||
|
||||
st, err := cc.NewStream(newCtx, desc, methodToGRPC(req.Service(), req.Endpoint()), grpcCallOptions...)
|
||||
if err != nil {
|
||||
// we need to cleanup as we dialed and created a context
|
||||
// cancel the context
|
||||
cancel()
|
||||
// close the connection
|
||||
cc.Close()
|
||||
// now return the error
|
||||
return errors.InternalServerError("go.micro.client", fmt.Sprintf("Error creating stream: %v", err))
|
||||
}
|
||||
|
||||
codec := &grpcCodec{
|
||||
s: st,
|
||||
c: wc,
|
||||
}
|
||||
|
||||
// set request codec
|
||||
if r, ok := req.(*grpcRequest); ok {
|
||||
r.codec = codec
|
||||
}
|
||||
|
||||
// setup the stream response
|
||||
stream := &grpcStream{
|
||||
context: ctx,
|
||||
request: req,
|
||||
response: &response{
|
||||
conn: cc.ClientConn,
|
||||
stream: st,
|
||||
codec: cf,
|
||||
gcodec: codec,
|
||||
},
|
||||
stream: st,
|
||||
cancel: cancel,
|
||||
release: func(err error) {
|
||||
g.pool.release(address, cc, err)
|
||||
},
|
||||
}
|
||||
|
||||
// set the stream as the response
|
||||
val := reflect.ValueOf(rsp).Elem()
|
||||
val.Set(reflect.ValueOf(stream).Elem())
|
||||
return nil
|
||||
}
|
||||
|
||||
func (g *grpcClient) poolMaxStreams() int {
|
||||
if g.opts.Context == nil {
|
||||
return DefaultPoolMaxStreams
|
||||
}
|
||||
v := g.opts.Context.Value(poolMaxStreams{})
|
||||
if v == nil {
|
||||
return DefaultPoolMaxStreams
|
||||
}
|
||||
return v.(int)
|
||||
}
|
||||
|
||||
func (g *grpcClient) poolMaxIdle() int {
|
||||
if g.opts.Context == nil {
|
||||
return DefaultPoolMaxIdle
|
||||
}
|
||||
v := g.opts.Context.Value(poolMaxIdle{})
|
||||
if v == nil {
|
||||
return DefaultPoolMaxIdle
|
||||
}
|
||||
return v.(int)
|
||||
}
|
||||
|
||||
func (g *grpcClient) maxRecvMsgSizeValue() int {
|
||||
if g.opts.Context == nil {
|
||||
return DefaultMaxRecvMsgSize
|
||||
}
|
||||
v := g.opts.Context.Value(maxRecvMsgSizeKey{})
|
||||
if v == nil {
|
||||
return DefaultMaxRecvMsgSize
|
||||
}
|
||||
return v.(int)
|
||||
}
|
||||
|
||||
func (g *grpcClient) maxSendMsgSizeValue() int {
|
||||
if g.opts.Context == nil {
|
||||
return DefaultMaxSendMsgSize
|
||||
}
|
||||
v := g.opts.Context.Value(maxSendMsgSizeKey{})
|
||||
if v == nil {
|
||||
return DefaultMaxSendMsgSize
|
||||
}
|
||||
return v.(int)
|
||||
}
|
||||
|
||||
func (g *grpcClient) newGRPCCodec(contentType string) (encoding.Codec, error) {
|
||||
codecs := make(map[string]encoding.Codec)
|
||||
if g.opts.Context != nil {
|
||||
if v := g.opts.Context.Value(codecsKey{}); v != nil {
|
||||
codecs = v.(map[string]encoding.Codec)
|
||||
}
|
||||
}
|
||||
if c, ok := codecs[contentType]; ok {
|
||||
return wrapCodec{c}, nil
|
||||
}
|
||||
if c, ok := defaultGRPCCodecs[contentType]; ok {
|
||||
return wrapCodec{c}, nil
|
||||
}
|
||||
return nil, fmt.Errorf("unsupported Content-Type: %s", contentType)
|
||||
}
|
||||
|
||||
func (g *grpcClient) Init(opts ...client.Option) error {
|
||||
size := g.opts.PoolSize
|
||||
ttl := g.opts.PoolTTL
|
||||
|
||||
for _, o := range opts {
|
||||
o(&g.opts)
|
||||
}
|
||||
|
||||
// update pool configuration if the options changed
|
||||
if size != g.opts.PoolSize || ttl != g.opts.PoolTTL {
|
||||
g.pool.Lock()
|
||||
g.pool.size = g.opts.PoolSize
|
||||
g.pool.ttl = int64(g.opts.PoolTTL.Seconds())
|
||||
g.pool.Unlock()
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func (g *grpcClient) Options() client.Options {
|
||||
return g.opts
|
||||
}
|
||||
|
||||
func (g *grpcClient) NewMessage(topic string, msg interface{}, opts ...client.MessageOption) client.Message {
|
||||
return newGRPCEvent(topic, msg, g.opts.ContentType, opts...)
|
||||
}
|
||||
|
||||
func (g *grpcClient) NewRequest(service, method string, req interface{}, reqOpts ...client.RequestOption) client.Request {
|
||||
return newGRPCRequest(service, method, req, g.opts.ContentType, reqOpts...)
|
||||
}
|
||||
|
||||
func (g *grpcClient) Call(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
|
||||
if req == nil {
|
||||
return errors.InternalServerError("go.micro.client", "req is nil")
|
||||
} else if rsp == nil {
|
||||
return errors.InternalServerError("go.micro.client", "rsp is nil")
|
||||
}
|
||||
// make a copy of call opts
|
||||
callOpts := g.opts.CallOptions
|
||||
for _, opt := range opts {
|
||||
opt(&callOpts)
|
||||
}
|
||||
|
||||
next, err := g.next(req, callOpts)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
// check if we already have a deadline
|
||||
d, ok := ctx.Deadline()
|
||||
if !ok {
|
||||
// no deadline so we create a new one
|
||||
var cancel context.CancelFunc
|
||||
ctx, cancel = context.WithTimeout(ctx, callOpts.RequestTimeout)
|
||||
defer cancel()
|
||||
} else {
|
||||
// got a deadline so no need to setup context
|
||||
// but we need to set the timeout we pass along
|
||||
opt := client.WithRequestTimeout(time.Until(d))
|
||||
opt(&callOpts)
|
||||
}
|
||||
|
||||
// should we noop right here?
|
||||
select {
|
||||
case <-ctx.Done():
|
||||
return errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
|
||||
default:
|
||||
}
|
||||
|
||||
// make copy of call method
|
||||
gcall := g.call
|
||||
|
||||
// wrap the call in reverse
|
||||
for i := len(callOpts.CallWrappers); i > 0; i-- {
|
||||
gcall = callOpts.CallWrappers[i-1](gcall)
|
||||
}
|
||||
|
||||
// return errors.New("go.micro.client", "request timeout", 408)
|
||||
call := func(i int) error {
|
||||
// call backoff first. Someone may want an initial start delay
|
||||
t, err := callOpts.Backoff(ctx, req, i)
|
||||
if err != nil {
|
||||
return errors.InternalServerError("go.micro.client", err.Error())
|
||||
}
|
||||
|
||||
// only sleep if greater than 0
|
||||
if t.Seconds() > 0 {
|
||||
time.Sleep(t)
|
||||
}
|
||||
|
||||
// select next node
|
||||
node, err := next()
|
||||
service := req.Service()
|
||||
if err != nil {
|
||||
if err == selector.ErrNotFound {
|
||||
return errors.InternalServerError("go.micro.client", "service %s: %s", service, err.Error())
|
||||
}
|
||||
return errors.InternalServerError("go.micro.client", "error selecting %s node: %s", service, err.Error())
|
||||
}
|
||||
|
||||
// make the call
|
||||
err = gcall(ctx, node, req, rsp, callOpts)
|
||||
g.opts.Selector.Mark(service, node, err)
|
||||
if verr, ok := err.(*errors.Error); ok {
|
||||
return verr
|
||||
}
|
||||
|
||||
return err
|
||||
}
|
||||
|
||||
ch := make(chan error, callOpts.Retries+1)
|
||||
var gerr error
|
||||
|
||||
for i := 0; i <= callOpts.Retries; i++ {
|
||||
go func(i int) {
|
||||
ch <- call(i)
|
||||
}(i)
|
||||
|
||||
select {
|
||||
case <-ctx.Done():
|
||||
return errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
|
||||
case err := <-ch:
|
||||
// if the call succeeded lets bail early
|
||||
if err == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
retry, rerr := callOpts.Retry(ctx, req, i, err)
|
||||
if rerr != nil {
|
||||
return rerr
|
||||
}
|
||||
|
||||
if !retry {
|
||||
return err
|
||||
}
|
||||
|
||||
gerr = err
|
||||
}
|
||||
}
|
||||
|
||||
return gerr
|
||||
}
|
||||
|
||||
func (g *grpcClient) Stream(ctx context.Context, req client.Request, opts ...client.CallOption) (client.Stream, error) {
|
||||
// make a copy of call opts
|
||||
callOpts := g.opts.CallOptions
|
||||
for _, opt := range opts {
|
||||
opt(&callOpts)
|
||||
}
|
||||
|
||||
next, err := g.next(req, callOpts)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// #200 - streams shouldn't have a request timeout set on the context
|
||||
|
||||
// should we noop right here?
|
||||
select {
|
||||
case <-ctx.Done():
|
||||
return nil, errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
|
||||
default:
|
||||
}
|
||||
|
||||
// make a copy of stream
|
||||
gstream := g.stream
|
||||
|
||||
// wrap the call in reverse
|
||||
for i := len(callOpts.CallWrappers); i > 0; i-- {
|
||||
gstream = callOpts.CallWrappers[i-1](gstream)
|
||||
}
|
||||
|
||||
call := func(i int) (client.Stream, error) {
|
||||
// call backoff first. Someone may want an initial start delay
|
||||
t, err := callOpts.Backoff(ctx, req, i)
|
||||
if err != nil {
|
||||
return nil, errors.InternalServerError("go.micro.client", err.Error())
|
||||
}
|
||||
|
||||
// only sleep if greater than 0
|
||||
if t.Seconds() > 0 {
|
||||
time.Sleep(t)
|
||||
}
|
||||
|
||||
node, err := next()
|
||||
service := req.Service()
|
||||
if err != nil {
|
||||
if err == selector.ErrNotFound {
|
||||
return nil, errors.InternalServerError("go.micro.client", "service %s: %s", service, err.Error())
|
||||
}
|
||||
return nil, errors.InternalServerError("go.micro.client", "error selecting %s node: %s", service, err.Error())
|
||||
}
|
||||
|
||||
// make the call
|
||||
stream := &grpcStream{}
|
||||
err = g.stream(ctx, node, req, stream, callOpts)
|
||||
|
||||
g.opts.Selector.Mark(service, node, err)
|
||||
return stream, err
|
||||
}
|
||||
|
||||
type response struct {
|
||||
stream client.Stream
|
||||
err error
|
||||
}
|
||||
|
||||
ch := make(chan response, callOpts.Retries+1)
|
||||
var grr error
|
||||
|
||||
for i := 0; i <= callOpts.Retries; i++ {
|
||||
go func(i int) {
|
||||
s, err := call(i)
|
||||
ch <- response{s, err}
|
||||
}(i)
|
||||
|
||||
select {
|
||||
case <-ctx.Done():
|
||||
return nil, errors.New("go.micro.client", fmt.Sprintf("%v", ctx.Err()), 408)
|
||||
case rsp := <-ch:
|
||||
// if the call succeeded lets bail early
|
||||
if rsp.err == nil {
|
||||
return rsp.stream, nil
|
||||
}
|
||||
|
||||
retry, rerr := callOpts.Retry(ctx, req, i, err)
|
||||
if rerr != nil {
|
||||
return nil, rerr
|
||||
}
|
||||
|
||||
if !retry {
|
||||
return nil, rsp.err
|
||||
}
|
||||
|
||||
grr = rsp.err
|
||||
}
|
||||
}
|
||||
|
||||
return nil, grr
|
||||
}
|
||||
|
||||
func (g *grpcClient) Publish(ctx context.Context, p client.Message, opts ...client.PublishOption) error {
|
||||
var options client.PublishOptions
|
||||
for _, o := range opts {
|
||||
o(&options)
|
||||
}
|
||||
|
||||
md, ok := metadata.FromContext(ctx)
|
||||
if !ok {
|
||||
md = make(map[string]string)
|
||||
}
|
||||
md["Content-Type"] = p.ContentType()
|
||||
md["Micro-Topic"] = p.Topic()
|
||||
|
||||
cf, err := g.newGRPCCodec(p.ContentType())
|
||||
if err != nil {
|
||||
return errors.InternalServerError("go.micro.client", err.Error())
|
||||
}
|
||||
|
||||
var body []byte
|
||||
|
||||
// passed in raw data
|
||||
if d, ok := p.Payload().(*raw.Frame); ok {
|
||||
body = d.Data
|
||||
} else {
|
||||
// set the body
|
||||
b, err := cf.Marshal(p.Payload())
|
||||
if err != nil {
|
||||
return errors.InternalServerError("go.micro.client", err.Error())
|
||||
}
|
||||
body = b
|
||||
}
|
||||
|
||||
if !g.once.Load().(bool) {
|
||||
if err = g.opts.Broker.Connect(); err != nil {
|
||||
return errors.InternalServerError("go.micro.client", err.Error())
|
||||
}
|
||||
g.once.Store(true)
|
||||
}
|
||||
|
||||
topic := p.Topic()
|
||||
|
||||
// get the exchange
|
||||
if len(options.Exchange) > 0 {
|
||||
topic = options.Exchange
|
||||
}
|
||||
|
||||
return g.opts.Broker.Publish(topic, &broker.Message{
|
||||
Header: md,
|
||||
Body: body,
|
||||
}, broker.PublishContext(options.Context))
|
||||
}
|
||||
|
||||
func (g *grpcClient) String() string {
|
||||
return "grpc"
|
||||
}
|
||||
|
||||
func (g *grpcClient) getGrpcDialOptions() []grpc.DialOption {
|
||||
if g.opts.CallOptions.Context == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
v := g.opts.CallOptions.Context.Value(grpcDialOptions{})
|
||||
|
||||
if v == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
opts, ok := v.([]grpc.DialOption)
|
||||
|
||||
if !ok {
|
||||
return nil
|
||||
}
|
||||
|
||||
return opts
|
||||
}
|
||||
|
||||
func newClient(opts ...client.Option) client.Client {
|
||||
options := client.NewOptions()
|
||||
// default content type for grpc
|
||||
options.ContentType = "application/grpc+proto"
|
||||
|
||||
for _, o := range opts {
|
||||
o(&options)
|
||||
}
|
||||
|
||||
rc := &grpcClient{
|
||||
opts: options,
|
||||
}
|
||||
rc.once.Store(false)
|
||||
|
||||
rc.pool = newPool(options.PoolSize, options.PoolTTL, rc.poolMaxIdle(), rc.poolMaxStreams())
|
||||
|
||||
c := client.Client(rc)
|
||||
|
||||
// wrap in reverse
|
||||
for i := len(options.Wrappers); i > 0; i-- {
|
||||
c = options.Wrappers[i-1](c)
|
||||
}
|
||||
|
||||
return c
|
||||
}
|
||||
|
||||
func NewClient(opts ...client.Option) client.Client {
|
||||
return newClient(opts...)
|
||||
}
|
||||
218
client/grpc/grpc_pool.go
Normal file
218
client/grpc/grpc_pool.go
Normal file
@ -0,0 +1,218 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"sync"
|
||||
"time"
|
||||
|
||||
"google.golang.org/grpc"
|
||||
"google.golang.org/grpc/connectivity"
|
||||
)
|
||||
|
||||
type pool struct {
|
||||
size int
|
||||
ttl int64
|
||||
|
||||
// max streams on a *poolConn
|
||||
maxStreams int
|
||||
// max idle conns
|
||||
maxIdle int
|
||||
|
||||
sync.Mutex
|
||||
conns map[string]*streamsPool
|
||||
}
|
||||
|
||||
type streamsPool struct {
|
||||
// head of list
|
||||
head *poolConn
|
||||
// busy conns list
|
||||
busy *poolConn
|
||||
// the size of list
|
||||
count int
|
||||
// idle conn
|
||||
idle int
|
||||
}
|
||||
|
||||
type poolConn struct {
|
||||
// grpc conn
|
||||
*grpc.ClientConn
|
||||
err error
|
||||
addr string
|
||||
|
||||
// pool and streams pool
|
||||
pool *pool
|
||||
sp *streamsPool
|
||||
streams int
|
||||
created int64
|
||||
|
||||
// list
|
||||
pre *poolConn
|
||||
next *poolConn
|
||||
in bool
|
||||
}
|
||||
|
||||
func newPool(size int, ttl time.Duration, idle int, ms int) *pool {
|
||||
if ms <= 0 {
|
||||
ms = 1
|
||||
}
|
||||
if idle < 0 {
|
||||
idle = 0
|
||||
}
|
||||
return &pool{
|
||||
size: size,
|
||||
ttl: int64(ttl.Seconds()),
|
||||
maxStreams: ms,
|
||||
maxIdle: idle,
|
||||
conns: make(map[string]*streamsPool),
|
||||
}
|
||||
}
|
||||
|
||||
func (p *pool) getConn(dialCtx context.Context, addr string, opts ...grpc.DialOption) (*poolConn, error) {
|
||||
now := time.Now().Unix()
|
||||
p.Lock()
|
||||
sp, ok := p.conns[addr]
|
||||
if !ok {
|
||||
sp = &streamsPool{head: &poolConn{}, busy: &poolConn{}, count: 0, idle: 0}
|
||||
p.conns[addr] = sp
|
||||
}
|
||||
// while we have conns check streams and then return one
|
||||
// otherwise we'll create a new conn
|
||||
conn := sp.head.next
|
||||
for conn != nil {
|
||||
// check conn state
|
||||
// https://github.com/grpc/grpc/blob/master/doc/connectivity-semantics-and-api.md
|
||||
switch conn.GetState() {
|
||||
case connectivity.Connecting:
|
||||
conn = conn.next
|
||||
continue
|
||||
case connectivity.Shutdown:
|
||||
next := conn.next
|
||||
if conn.streams == 0 {
|
||||
removeConn(conn)
|
||||
sp.idle--
|
||||
}
|
||||
conn = next
|
||||
continue
|
||||
case connectivity.TransientFailure:
|
||||
next := conn.next
|
||||
if conn.streams == 0 {
|
||||
removeConn(conn)
|
||||
conn.ClientConn.Close()
|
||||
sp.idle--
|
||||
}
|
||||
conn = next
|
||||
continue
|
||||
case connectivity.Ready:
|
||||
case connectivity.Idle:
|
||||
}
|
||||
// a old conn
|
||||
if now-conn.created > p.ttl {
|
||||
next := conn.next
|
||||
if conn.streams == 0 {
|
||||
removeConn(conn)
|
||||
conn.ClientConn.Close()
|
||||
sp.idle--
|
||||
}
|
||||
conn = next
|
||||
continue
|
||||
}
|
||||
// a busy conn
|
||||
if conn.streams >= p.maxStreams {
|
||||
next := conn.next
|
||||
removeConn(conn)
|
||||
addConnAfter(conn, sp.busy)
|
||||
conn = next
|
||||
continue
|
||||
}
|
||||
// a idle conn
|
||||
if conn.streams == 0 {
|
||||
sp.idle--
|
||||
}
|
||||
// a good conn
|
||||
conn.streams++
|
||||
p.Unlock()
|
||||
return conn, nil
|
||||
}
|
||||
p.Unlock()
|
||||
|
||||
// create new conn
|
||||
cc, err := grpc.DialContext(dialCtx, addr, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
conn = &poolConn{cc, nil, addr, p, sp, 1, time.Now().Unix(), nil, nil, false}
|
||||
|
||||
// add conn to streams pool
|
||||
p.Lock()
|
||||
if sp.count < p.size {
|
||||
addConnAfter(conn, sp.head)
|
||||
}
|
||||
p.Unlock()
|
||||
|
||||
return conn, nil
|
||||
}
|
||||
|
||||
func (p *pool) release(addr string, conn *poolConn, err error) {
|
||||
p.Lock()
|
||||
p, sp, created := conn.pool, conn.sp, conn.created
|
||||
// try to add conn
|
||||
if !conn.in && sp.count < p.size {
|
||||
addConnAfter(conn, sp.head)
|
||||
}
|
||||
if !conn.in {
|
||||
p.Unlock()
|
||||
conn.ClientConn.Close()
|
||||
return
|
||||
}
|
||||
// a busy conn
|
||||
if conn.streams >= p.maxStreams {
|
||||
removeConn(conn)
|
||||
addConnAfter(conn, sp.head)
|
||||
}
|
||||
conn.streams--
|
||||
// if streams == 0, we can do something
|
||||
if conn.streams == 0 {
|
||||
// 1. it has errored
|
||||
// 2. too many idle conn or
|
||||
// 3. conn is too old
|
||||
now := time.Now().Unix()
|
||||
if err != nil || sp.idle >= p.maxIdle || now-created > p.ttl {
|
||||
removeConn(conn)
|
||||
p.Unlock()
|
||||
conn.ClientConn.Close()
|
||||
return
|
||||
}
|
||||
sp.idle++
|
||||
}
|
||||
p.Unlock()
|
||||
}
|
||||
|
||||
func (conn *poolConn) Close() {
|
||||
conn.pool.release(conn.addr, conn, conn.err)
|
||||
}
|
||||
|
||||
func removeConn(conn *poolConn) {
|
||||
if conn.pre != nil {
|
||||
conn.pre.next = conn.next
|
||||
}
|
||||
if conn.next != nil {
|
||||
conn.next.pre = conn.pre
|
||||
}
|
||||
conn.pre = nil
|
||||
conn.next = nil
|
||||
conn.in = false
|
||||
conn.sp.count--
|
||||
return
|
||||
}
|
||||
|
||||
func addConnAfter(conn *poolConn, after *poolConn) {
|
||||
conn.next = after.next
|
||||
conn.pre = after
|
||||
if after.next != nil {
|
||||
after.next.pre = conn
|
||||
}
|
||||
after.next = conn
|
||||
conn.in = true
|
||||
conn.sp.count++
|
||||
return
|
||||
}
|
||||
63
client/grpc/grpc_pool_test.go
Normal file
63
client/grpc/grpc_pool_test.go
Normal file
@ -0,0 +1,63 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"net"
|
||||
"testing"
|
||||
"time"
|
||||
|
||||
"google.golang.org/grpc"
|
||||
pb "google.golang.org/grpc/examples/helloworld/helloworld"
|
||||
)
|
||||
|
||||
func testPool(t *testing.T, size int, ttl time.Duration, idle int, ms int) {
|
||||
// setup server
|
||||
l, err := net.Listen("tcp", ":0")
|
||||
if err != nil {
|
||||
t.Errorf("failed to listen: %v", err)
|
||||
}
|
||||
defer l.Close()
|
||||
|
||||
s := grpc.NewServer()
|
||||
pb.RegisterGreeterServer(s, &greeterServer{})
|
||||
|
||||
go s.Serve(l)
|
||||
defer s.Stop()
|
||||
|
||||
// zero pool
|
||||
p := newPool(size, ttl, idle, ms)
|
||||
|
||||
for i := 0; i < 10; i++ {
|
||||
// get a conn
|
||||
cc, err := p.getConn(context.TODO(), l.Addr().String(), grpc.WithInsecure())
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
rsp := pb.HelloReply{}
|
||||
|
||||
err = cc.Invoke(context.TODO(), "/helloworld.Greeter/SayHello", &pb.HelloRequest{Name: "John"}, &rsp)
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
if rsp.Message != "Hello John" {
|
||||
t.Errorf("Got unexpected response %v", rsp.Message)
|
||||
}
|
||||
|
||||
// release the conn
|
||||
p.release(l.Addr().String(), cc, nil)
|
||||
|
||||
p.Lock()
|
||||
if i := p.conns[l.Addr().String()].count; i > size {
|
||||
p.Unlock()
|
||||
t.Errorf("pool size %d is greater than expected %d", i, size)
|
||||
}
|
||||
p.Unlock()
|
||||
}
|
||||
}
|
||||
|
||||
func TestGRPCPool(t *testing.T) {
|
||||
testPool(t, 0, time.Minute, 10, 2)
|
||||
testPool(t, 2, time.Minute, 10, 1)
|
||||
}
|
||||
112
client/grpc/grpc_test.go
Normal file
112
client/grpc/grpc_test.go
Normal file
@ -0,0 +1,112 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"net"
|
||||
"testing"
|
||||
|
||||
"go-micro.dev/v5/client"
|
||||
"go-micro.dev/v5/errors"
|
||||
"go-micro.dev/v5/registry"
|
||||
"go-micro.dev/v5/selector"
|
||||
pgrpc "google.golang.org/grpc"
|
||||
pb "google.golang.org/grpc/examples/helloworld/helloworld"
|
||||
)
|
||||
|
||||
// server is used to implement helloworld.GreeterServer.
|
||||
type greeterServer struct {
|
||||
pb.UnimplementedGreeterServer
|
||||
}
|
||||
|
||||
// SayHello implements helloworld.GreeterServer.
|
||||
func (g *greeterServer) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {
|
||||
if in.Name == "Error" {
|
||||
return nil, &errors.Error{Id: "1", Code: 99, Detail: "detail"}
|
||||
}
|
||||
return &pb.HelloReply{Message: "Hello " + in.Name}, nil
|
||||
}
|
||||
|
||||
func TestGRPCClient(t *testing.T) {
|
||||
l, err := net.Listen("tcp", ":0")
|
||||
if err != nil {
|
||||
t.Fatalf("failed to listen: %v", err)
|
||||
}
|
||||
defer l.Close()
|
||||
|
||||
s := pgrpc.NewServer()
|
||||
pb.RegisterGreeterServer(s, &greeterServer{})
|
||||
|
||||
go s.Serve(l)
|
||||
defer s.Stop()
|
||||
|
||||
// create mock registry
|
||||
r := registry.NewMemoryRegistry()
|
||||
|
||||
// register service
|
||||
r.Register(®istry.Service{
|
||||
Name: "helloworld",
|
||||
Version: "test",
|
||||
Nodes: []*registry.Node{
|
||||
{
|
||||
Id: "test-1",
|
||||
Address: l.Addr().String(),
|
||||
Metadata: map[string]string{
|
||||
"protocol": "grpc",
|
||||
},
|
||||
},
|
||||
},
|
||||
})
|
||||
|
||||
// create selector
|
||||
se := selector.NewSelector(
|
||||
selector.Registry(r),
|
||||
)
|
||||
|
||||
// create client
|
||||
c := NewClient(
|
||||
client.Registry(r),
|
||||
client.Selector(se),
|
||||
)
|
||||
|
||||
testMethods := []string{
|
||||
"/helloworld.Greeter/SayHello",
|
||||
"Greeter.SayHello",
|
||||
}
|
||||
|
||||
for _, method := range testMethods {
|
||||
req := c.NewRequest("helloworld", method, &pb.HelloRequest{
|
||||
Name: "John",
|
||||
})
|
||||
|
||||
rsp := pb.HelloReply{}
|
||||
|
||||
err = c.Call(context.TODO(), req, &rsp)
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
if rsp.Message != "Hello John" {
|
||||
t.Fatalf("Got unexpected response %v", rsp.Message)
|
||||
}
|
||||
}
|
||||
|
||||
req := c.NewRequest("helloworld", "/helloworld.Greeter/SayHello", &pb.HelloRequest{
|
||||
Name: "Error",
|
||||
})
|
||||
|
||||
rsp := pb.HelloReply{}
|
||||
|
||||
err = c.Call(context.TODO(), req, &rsp)
|
||||
if err == nil {
|
||||
t.Fatal("nil error received")
|
||||
}
|
||||
|
||||
verr, ok := err.(*errors.Error)
|
||||
if !ok {
|
||||
t.Fatalf("invalid error received %#+v\n", err)
|
||||
}
|
||||
|
||||
if verr.Code != 99 && verr.Id != "1" && verr.Detail != "detail" {
|
||||
t.Fatalf("invalid error received %#+v\n", verr)
|
||||
}
|
||||
}
|
||||
40
client/grpc/message.go
Normal file
40
client/grpc/message.go
Normal file
@ -0,0 +1,40 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"go-micro.dev/v5/client"
|
||||
)
|
||||
|
||||
type grpcEvent struct {
|
||||
topic string
|
||||
contentType string
|
||||
payload interface{}
|
||||
}
|
||||
|
||||
func newGRPCEvent(topic string, payload interface{}, contentType string, opts ...client.MessageOption) client.Message {
|
||||
var options client.MessageOptions
|
||||
for _, o := range opts {
|
||||
o(&options)
|
||||
}
|
||||
|
||||
if len(options.ContentType) > 0 {
|
||||
contentType = options.ContentType
|
||||
}
|
||||
|
||||
return &grpcEvent{
|
||||
payload: payload,
|
||||
topic: topic,
|
||||
contentType: contentType,
|
||||
}
|
||||
}
|
||||
|
||||
func (g *grpcEvent) ContentType() string {
|
||||
return g.contentType
|
||||
}
|
||||
|
||||
func (g *grpcEvent) Topic() string {
|
||||
return g.topic
|
||||
}
|
||||
|
||||
func (g *grpcEvent) Payload() interface{} {
|
||||
return g.payload
|
||||
}
|
||||
143
client/grpc/options.go
Normal file
143
client/grpc/options.go
Normal file
@ -0,0 +1,143 @@
|
||||
// Package grpc provides a gRPC options
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"crypto/tls"
|
||||
|
||||
"go-micro.dev/v5/client"
|
||||
"google.golang.org/grpc"
|
||||
"google.golang.org/grpc/encoding"
|
||||
)
|
||||
|
||||
var (
|
||||
// DefaultPoolMaxStreams maximum streams on a connectioin
|
||||
// (20).
|
||||
DefaultPoolMaxStreams = 20
|
||||
|
||||
// DefaultPoolMaxIdle maximum idle conns of a pool
|
||||
// (50).
|
||||
DefaultPoolMaxIdle = 50
|
||||
|
||||
// DefaultMaxRecvMsgSize maximum message that client can receive
|
||||
// (4 MB).
|
||||
DefaultMaxRecvMsgSize = 1024 * 1024 * 4
|
||||
|
||||
// DefaultMaxSendMsgSize maximum message that client can send
|
||||
// (4 MB).
|
||||
DefaultMaxSendMsgSize = 1024 * 1024 * 4
|
||||
)
|
||||
|
||||
type poolMaxStreams struct{}
|
||||
type poolMaxIdle struct{}
|
||||
type codecsKey struct{}
|
||||
type tlsAuth struct{}
|
||||
type maxRecvMsgSizeKey struct{}
|
||||
type maxSendMsgSizeKey struct{}
|
||||
type grpcDialOptions struct{}
|
||||
type grpcCallOptions struct{}
|
||||
|
||||
// maximum streams on a connectioin.
|
||||
func PoolMaxStreams(n int) client.Option {
|
||||
return func(o *client.Options) {
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
o.Context = context.WithValue(o.Context, poolMaxStreams{}, n)
|
||||
}
|
||||
}
|
||||
|
||||
// maximum idle conns of a pool.
|
||||
func PoolMaxIdle(d int) client.Option {
|
||||
return func(o *client.Options) {
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
o.Context = context.WithValue(o.Context, poolMaxIdle{}, d)
|
||||
}
|
||||
}
|
||||
|
||||
// gRPC Codec to be used to encode/decode requests for a given content type.
|
||||
func Codec(contentType string, c encoding.Codec) client.Option {
|
||||
return func(o *client.Options) {
|
||||
codecs := make(map[string]encoding.Codec)
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
if v := o.Context.Value(codecsKey{}); v != nil {
|
||||
codecs = v.(map[string]encoding.Codec)
|
||||
}
|
||||
codecs[contentType] = c
|
||||
o.Context = context.WithValue(o.Context, codecsKey{}, codecs)
|
||||
}
|
||||
}
|
||||
|
||||
// AuthTLS should be used to setup a secure authentication using TLS.
|
||||
func AuthTLS(t *tls.Config) client.Option {
|
||||
return func(o *client.Options) {
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
o.Context = context.WithValue(o.Context, tlsAuth{}, t)
|
||||
}
|
||||
}
|
||||
|
||||
// MaxRecvMsgSize set the maximum size of message that client can receive.
|
||||
func MaxRecvMsgSize(s int) client.Option {
|
||||
return func(o *client.Options) {
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
o.Context = context.WithValue(o.Context, maxRecvMsgSizeKey{}, s)
|
||||
}
|
||||
}
|
||||
|
||||
// MaxSendMsgSize set the maximum size of message that client can send.
|
||||
func MaxSendMsgSize(s int) client.Option {
|
||||
return func(o *client.Options) {
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
o.Context = context.WithValue(o.Context, maxSendMsgSizeKey{}, s)
|
||||
}
|
||||
}
|
||||
|
||||
// DialOptions to be used to configure gRPC dial options.
|
||||
func DialOptions(opts ...grpc.DialOption) client.CallOption {
|
||||
return func(o *client.CallOptions) {
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
o.Context = context.WithValue(o.Context, grpcDialOptions{}, opts)
|
||||
}
|
||||
}
|
||||
|
||||
// CallOptions to be used to configure gRPC call options.
|
||||
func CallOptions(opts ...grpc.CallOption) client.CallOption {
|
||||
return func(o *client.CallOptions) {
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
o.Context = context.WithValue(o.Context, grpcCallOptions{}, opts)
|
||||
}
|
||||
}
|
||||
|
||||
func callOpts(opts client.CallOptions) []grpc.CallOption {
|
||||
if opts.Context == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
v := opts.Context.Value(grpcCallOptions{})
|
||||
|
||||
if v == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
options, ok := v.([]grpc.CallOption)
|
||||
|
||||
if !ok {
|
||||
return nil
|
||||
}
|
||||
|
||||
return options
|
||||
}
|
||||
87
client/grpc/request.go
Normal file
87
client/grpc/request.go
Normal file
@ -0,0 +1,87 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"strings"
|
||||
|
||||
"go-micro.dev/v5/client"
|
||||
"go-micro.dev/v5/codec"
|
||||
)
|
||||
|
||||
type grpcRequest struct {
|
||||
service string
|
||||
method string
|
||||
contentType string
|
||||
request interface{}
|
||||
opts client.RequestOptions
|
||||
codec codec.Codec
|
||||
}
|
||||
|
||||
// service Struct.Method /service.Struct/Method.
|
||||
func methodToGRPC(service, method string) string {
|
||||
// no method or already grpc method
|
||||
if len(method) == 0 || method[0] == '/' {
|
||||
return method
|
||||
}
|
||||
|
||||
// assume method is Foo.Bar
|
||||
mParts := strings.Split(method, ".")
|
||||
if len(mParts) != 2 {
|
||||
return method
|
||||
}
|
||||
|
||||
if len(service) == 0 {
|
||||
return fmt.Sprintf("/%s/%s", mParts[0], mParts[1])
|
||||
}
|
||||
|
||||
// return /pkg.Foo/Bar
|
||||
return fmt.Sprintf("/%s.%s/%s", service, mParts[0], mParts[1])
|
||||
}
|
||||
|
||||
func newGRPCRequest(service, method string, request interface{}, contentType string, reqOpts ...client.RequestOption) client.Request {
|
||||
var opts client.RequestOptions
|
||||
for _, o := range reqOpts {
|
||||
o(&opts)
|
||||
}
|
||||
|
||||
// set the content-type specified
|
||||
if len(opts.ContentType) > 0 {
|
||||
contentType = opts.ContentType
|
||||
}
|
||||
|
||||
return &grpcRequest{
|
||||
service: service,
|
||||
method: method,
|
||||
request: request,
|
||||
contentType: contentType,
|
||||
opts: opts,
|
||||
}
|
||||
}
|
||||
|
||||
func (g *grpcRequest) ContentType() string {
|
||||
return g.contentType
|
||||
}
|
||||
|
||||
func (g *grpcRequest) Service() string {
|
||||
return g.service
|
||||
}
|
||||
|
||||
func (g *grpcRequest) Method() string {
|
||||
return g.method
|
||||
}
|
||||
|
||||
func (g *grpcRequest) Endpoint() string {
|
||||
return g.method
|
||||
}
|
||||
|
||||
func (g *grpcRequest) Codec() codec.Writer {
|
||||
return g.codec
|
||||
}
|
||||
|
||||
func (g *grpcRequest) Body() interface{} {
|
||||
return g.request
|
||||
}
|
||||
|
||||
func (g *grpcRequest) Stream() bool {
|
||||
return g.opts.Stream
|
||||
}
|
||||
41
client/grpc/request_test.go
Normal file
41
client/grpc/request_test.go
Normal file
@ -0,0 +1,41 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"testing"
|
||||
)
|
||||
|
||||
func TestMethodToGRPC(t *testing.T) {
|
||||
testData := []struct {
|
||||
service string
|
||||
method string
|
||||
expect string
|
||||
}{
|
||||
{
|
||||
"helloworld",
|
||||
"Greeter.SayHello",
|
||||
"/helloworld.Greeter/SayHello",
|
||||
},
|
||||
{
|
||||
"helloworld",
|
||||
"/helloworld.Greeter/SayHello",
|
||||
"/helloworld.Greeter/SayHello",
|
||||
},
|
||||
{
|
||||
"",
|
||||
"/helloworld.Greeter/SayHello",
|
||||
"/helloworld.Greeter/SayHello",
|
||||
},
|
||||
{
|
||||
"",
|
||||
"Greeter.SayHello",
|
||||
"/Greeter/SayHello",
|
||||
},
|
||||
}
|
||||
|
||||
for _, d := range testData {
|
||||
method := methodToGRPC(d.service, d.method)
|
||||
if method != d.expect {
|
||||
t.Fatalf("expected %s got %s", d.expect, method)
|
||||
}
|
||||
}
|
||||
}
|
||||
44
client/grpc/response.go
Normal file
44
client/grpc/response.go
Normal file
@ -0,0 +1,44 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"strings"
|
||||
|
||||
"go-micro.dev/v5/codec"
|
||||
"go-micro.dev/v5/codec/bytes"
|
||||
"google.golang.org/grpc"
|
||||
"google.golang.org/grpc/encoding"
|
||||
)
|
||||
|
||||
type response struct {
|
||||
conn *grpc.ClientConn
|
||||
stream grpc.ClientStream
|
||||
codec encoding.Codec
|
||||
gcodec codec.Codec
|
||||
}
|
||||
|
||||
// Read the response.
|
||||
func (r *response) Codec() codec.Reader {
|
||||
return r.gcodec
|
||||
}
|
||||
|
||||
// read the header.
|
||||
func (r *response) Header() map[string]string {
|
||||
md, err := r.stream.Header()
|
||||
if err != nil {
|
||||
return map[string]string{}
|
||||
}
|
||||
hdr := make(map[string]string, len(md))
|
||||
for k, v := range md {
|
||||
hdr[k] = strings.Join(v, ",")
|
||||
}
|
||||
return hdr
|
||||
}
|
||||
|
||||
// Read the undecoded response.
|
||||
func (r *response) Read() ([]byte, error) {
|
||||
f := &bytes.Frame{}
|
||||
if err := r.gcodec.ReadBody(f); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return f.Data, nil
|
||||
}
|
||||
84
client/grpc/stream.go
Normal file
84
client/grpc/stream.go
Normal file
@ -0,0 +1,84 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"io"
|
||||
"sync"
|
||||
|
||||
"go-micro.dev/v5/client"
|
||||
"google.golang.org/grpc"
|
||||
)
|
||||
|
||||
// Implements the streamer interface.
|
||||
type grpcStream struct {
|
||||
sync.RWMutex
|
||||
closed bool
|
||||
err error
|
||||
stream grpc.ClientStream
|
||||
request client.Request
|
||||
response client.Response
|
||||
context context.Context
|
||||
cancel func()
|
||||
release func(error)
|
||||
}
|
||||
|
||||
func (g *grpcStream) Context() context.Context {
|
||||
return g.context
|
||||
}
|
||||
|
||||
func (g *grpcStream) Request() client.Request {
|
||||
return g.request
|
||||
}
|
||||
|
||||
func (g *grpcStream) Response() client.Response {
|
||||
return g.response
|
||||
}
|
||||
|
||||
func (g *grpcStream) Send(msg interface{}) error {
|
||||
if err := g.stream.SendMsg(msg); err != nil {
|
||||
g.setError(err)
|
||||
return err
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (g *grpcStream) Recv(msg interface{}) (err error) {
|
||||
if err = g.stream.RecvMsg(msg); err != nil {
|
||||
if err != io.EOF {
|
||||
g.setError(err)
|
||||
}
|
||||
return err
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
func (g *grpcStream) Error() error {
|
||||
g.RLock()
|
||||
defer g.RUnlock()
|
||||
return g.err
|
||||
}
|
||||
|
||||
func (g *grpcStream) setError(e error) {
|
||||
g.Lock()
|
||||
g.err = e
|
||||
g.Unlock()
|
||||
}
|
||||
|
||||
func (g *grpcStream) CloseSend() error {
|
||||
return g.stream.CloseSend()
|
||||
}
|
||||
|
||||
func (g *grpcStream) Close() error {
|
||||
g.Lock()
|
||||
defer g.Unlock()
|
||||
|
||||
if g.closed {
|
||||
return nil
|
||||
}
|
||||
// cancel the context
|
||||
g.cancel()
|
||||
g.closed = true
|
||||
// release back to pool
|
||||
g.release(g.err)
|
||||
return nil
|
||||
}
|
||||
186
server/grpc/codec.go
Normal file
186
server/grpc/codec.go
Normal file
@ -0,0 +1,186 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"strings"
|
||||
|
||||
b "bytes"
|
||||
|
||||
"github.com/golang/protobuf/jsonpb"
|
||||
"github.com/golang/protobuf/proto"
|
||||
"go-micro.dev/v5/codec"
|
||||
"go-micro.dev/v5/codec/bytes"
|
||||
"google.golang.org/grpc"
|
||||
"google.golang.org/grpc/encoding"
|
||||
"google.golang.org/grpc/metadata"
|
||||
)
|
||||
|
||||
type jsonCodec struct{}
|
||||
type bytesCodec struct{}
|
||||
type protoCodec struct{}
|
||||
type wrapCodec struct{ encoding.Codec }
|
||||
|
||||
var jsonpbMarshaler = &jsonpb.Marshaler{
|
||||
EnumsAsInts: false,
|
||||
EmitDefaults: false,
|
||||
OrigName: true,
|
||||
}
|
||||
|
||||
var (
|
||||
defaultGRPCCodecs = map[string]encoding.Codec{
|
||||
"application/json": jsonCodec{},
|
||||
"application/proto": protoCodec{},
|
||||
"application/protobuf": protoCodec{},
|
||||
"application/octet-stream": protoCodec{},
|
||||
"application/grpc": protoCodec{},
|
||||
"application/grpc+json": jsonCodec{},
|
||||
"application/grpc+proto": protoCodec{},
|
||||
"application/grpc+bytes": bytesCodec{},
|
||||
}
|
||||
)
|
||||
|
||||
func (w wrapCodec) String() string {
|
||||
return w.Codec.Name()
|
||||
}
|
||||
|
||||
func (w wrapCodec) Marshal(v interface{}) ([]byte, error) {
|
||||
b, ok := v.(*bytes.Frame)
|
||||
if ok {
|
||||
return b.Data, nil
|
||||
}
|
||||
return w.Codec.Marshal(v)
|
||||
}
|
||||
|
||||
func (w wrapCodec) Unmarshal(data []byte, v interface{}) error {
|
||||
b, ok := v.(*bytes.Frame)
|
||||
if ok {
|
||||
b.Data = data
|
||||
return nil
|
||||
}
|
||||
if v == nil {
|
||||
return nil
|
||||
}
|
||||
return w.Codec.Unmarshal(data, v)
|
||||
}
|
||||
|
||||
func (protoCodec) Marshal(v interface{}) ([]byte, error) {
|
||||
m, ok := v.(proto.Message)
|
||||
if !ok {
|
||||
return nil, codec.ErrInvalidMessage
|
||||
}
|
||||
return proto.Marshal(m)
|
||||
}
|
||||
|
||||
func (protoCodec) Unmarshal(data []byte, v interface{}) error {
|
||||
m, ok := v.(proto.Message)
|
||||
if !ok {
|
||||
return codec.ErrInvalidMessage
|
||||
}
|
||||
return proto.Unmarshal(data, m)
|
||||
}
|
||||
|
||||
func (protoCodec) Name() string {
|
||||
return "proto"
|
||||
}
|
||||
|
||||
func (jsonCodec) Marshal(v interface{}) ([]byte, error) {
|
||||
if pb, ok := v.(proto.Message); ok {
|
||||
s, err := jsonpbMarshaler.MarshalToString(pb)
|
||||
return []byte(s), err
|
||||
}
|
||||
|
||||
return json.Marshal(v)
|
||||
}
|
||||
|
||||
func (jsonCodec) Unmarshal(data []byte, v interface{}) error {
|
||||
if len(data) == 0 {
|
||||
return nil
|
||||
}
|
||||
if pb, ok := v.(proto.Message); ok {
|
||||
return jsonpb.Unmarshal(b.NewReader(data), pb)
|
||||
}
|
||||
return json.Unmarshal(data, v)
|
||||
}
|
||||
|
||||
func (jsonCodec) Name() string {
|
||||
return "json"
|
||||
}
|
||||
|
||||
func (bytesCodec) Marshal(v interface{}) ([]byte, error) {
|
||||
b, ok := v.(*[]byte)
|
||||
if !ok {
|
||||
return nil, codec.ErrInvalidMessage
|
||||
}
|
||||
return *b, nil
|
||||
}
|
||||
|
||||
func (bytesCodec) Unmarshal(data []byte, v interface{}) error {
|
||||
b, ok := v.(*[]byte)
|
||||
if !ok {
|
||||
return codec.ErrInvalidMessage
|
||||
}
|
||||
*b = data
|
||||
return nil
|
||||
}
|
||||
|
||||
func (bytesCodec) Name() string {
|
||||
return "bytes"
|
||||
}
|
||||
|
||||
type grpcCodec struct {
|
||||
// headers
|
||||
id string
|
||||
target string
|
||||
method string
|
||||
endpoint string
|
||||
|
||||
s grpc.ServerStream
|
||||
c encoding.Codec
|
||||
}
|
||||
|
||||
func (g *grpcCodec) ReadHeader(m *codec.Message, mt codec.MessageType) error {
|
||||
md, _ := metadata.FromIncomingContext(g.s.Context())
|
||||
if m == nil {
|
||||
m = new(codec.Message)
|
||||
}
|
||||
if m.Header == nil {
|
||||
m.Header = make(map[string]string, len(md))
|
||||
}
|
||||
for k, v := range md {
|
||||
m.Header[k] = strings.Join(v, ",")
|
||||
}
|
||||
m.Id = g.id
|
||||
m.Target = g.target
|
||||
m.Method = g.method
|
||||
m.Endpoint = g.endpoint
|
||||
return nil
|
||||
}
|
||||
|
||||
func (g *grpcCodec) ReadBody(v interface{}) error {
|
||||
// caller has requested a frame
|
||||
if f, ok := v.(*bytes.Frame); ok {
|
||||
return g.s.RecvMsg(f)
|
||||
}
|
||||
return g.s.RecvMsg(v)
|
||||
}
|
||||
|
||||
func (g *grpcCodec) Write(m *codec.Message, v interface{}) error {
|
||||
// if we don't have a body
|
||||
if v != nil {
|
||||
b, err := g.c.Marshal(v)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
m.Body = b
|
||||
}
|
||||
// write the body using the framing codec
|
||||
return g.s.SendMsg(&bytes.Frame{Data: m.Body})
|
||||
}
|
||||
|
||||
func (g *grpcCodec) Close() error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (g *grpcCodec) String() string {
|
||||
return "grpc"
|
||||
}
|
||||
16
server/grpc/context.go
Normal file
16
server/grpc/context.go
Normal file
@ -0,0 +1,16 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
|
||||
"go-micro.dev/v5/server"
|
||||
)
|
||||
|
||||
func setServerOption(k, v interface{}) server.Option {
|
||||
return func(o *server.Options) {
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
o.Context = context.WithValue(o.Context, k, v)
|
||||
}
|
||||
}
|
||||
42
server/grpc/error.go
Normal file
42
server/grpc/error.go
Normal file
@ -0,0 +1,42 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"net/http"
|
||||
|
||||
"go-micro.dev/v5/errors"
|
||||
"google.golang.org/grpc/codes"
|
||||
)
|
||||
|
||||
func microError(err *errors.Error) codes.Code {
|
||||
switch err {
|
||||
case nil:
|
||||
return codes.OK
|
||||
}
|
||||
|
||||
switch err.Code {
|
||||
case http.StatusOK:
|
||||
return codes.OK
|
||||
case http.StatusBadRequest:
|
||||
return codes.InvalidArgument
|
||||
case http.StatusRequestTimeout:
|
||||
return codes.DeadlineExceeded
|
||||
case http.StatusNotFound:
|
||||
return codes.NotFound
|
||||
case http.StatusConflict:
|
||||
return codes.AlreadyExists
|
||||
case http.StatusForbidden:
|
||||
return codes.PermissionDenied
|
||||
case http.StatusUnauthorized:
|
||||
return codes.Unauthenticated
|
||||
case http.StatusPreconditionFailed:
|
||||
return codes.FailedPrecondition
|
||||
case http.StatusNotImplemented:
|
||||
return codes.Unimplemented
|
||||
case http.StatusInternalServerError:
|
||||
return codes.Internal
|
||||
case http.StatusServiceUnavailable:
|
||||
return codes.Unavailable
|
||||
}
|
||||
|
||||
return codes.Unknown
|
||||
}
|
||||
125
server/grpc/extractor.go
Normal file
125
server/grpc/extractor.go
Normal file
@ -0,0 +1,125 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"reflect"
|
||||
"strings"
|
||||
|
||||
"go-micro.dev/v5/registry"
|
||||
)
|
||||
|
||||
func extractValue(v reflect.Type, d int) *registry.Value {
|
||||
if d == 3 {
|
||||
return nil
|
||||
}
|
||||
if v == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
if v.Kind() == reflect.Ptr {
|
||||
v = v.Elem()
|
||||
}
|
||||
|
||||
arg := ®istry.Value{
|
||||
Name: v.Name(),
|
||||
Type: v.Name(),
|
||||
}
|
||||
|
||||
switch v.Kind() {
|
||||
case reflect.Struct:
|
||||
for i := 0; i < v.NumField(); i++ {
|
||||
f := v.Field(i)
|
||||
if f.PkgPath != "" {
|
||||
continue
|
||||
}
|
||||
val := extractValue(f.Type, d+1)
|
||||
if val == nil {
|
||||
continue
|
||||
}
|
||||
|
||||
// if we can find a json tag use it
|
||||
if tags := f.Tag.Get("json"); len(tags) > 0 {
|
||||
parts := strings.Split(tags, ",")
|
||||
if parts[0] == "-" || parts[0] == "omitempty" {
|
||||
continue
|
||||
}
|
||||
val.Name = parts[0]
|
||||
}
|
||||
|
||||
// if there's no name default it
|
||||
if len(val.Name) == 0 {
|
||||
val.Name = v.Field(i).Name
|
||||
}
|
||||
|
||||
arg.Values = append(arg.Values, val)
|
||||
}
|
||||
case reflect.Slice:
|
||||
p := v.Elem()
|
||||
if p.Kind() == reflect.Ptr {
|
||||
p = p.Elem()
|
||||
}
|
||||
arg.Type = "[]" + p.Name()
|
||||
}
|
||||
|
||||
return arg
|
||||
}
|
||||
|
||||
func extractEndpoint(method reflect.Method) *registry.Endpoint {
|
||||
if method.PkgPath != "" {
|
||||
return nil
|
||||
}
|
||||
|
||||
var rspType, reqType reflect.Type
|
||||
var stream bool
|
||||
mt := method.Type
|
||||
|
||||
switch mt.NumIn() {
|
||||
case 3:
|
||||
reqType = mt.In(1)
|
||||
rspType = mt.In(2)
|
||||
case 4:
|
||||
reqType = mt.In(2)
|
||||
rspType = mt.In(3)
|
||||
default:
|
||||
return nil
|
||||
}
|
||||
|
||||
// are we dealing with a stream?
|
||||
switch rspType.Kind() {
|
||||
case reflect.Func, reflect.Interface:
|
||||
stream = true
|
||||
}
|
||||
|
||||
request := extractValue(reqType, 0)
|
||||
response := extractValue(rspType, 0)
|
||||
|
||||
ep := ®istry.Endpoint{
|
||||
Name: method.Name,
|
||||
Request: request,
|
||||
Response: response,
|
||||
Metadata: make(map[string]string),
|
||||
}
|
||||
|
||||
if stream {
|
||||
ep.Metadata = map[string]string{
|
||||
"stream": fmt.Sprintf("%v", stream),
|
||||
}
|
||||
}
|
||||
|
||||
return ep
|
||||
}
|
||||
|
||||
func extractSubValue(typ reflect.Type) *registry.Value {
|
||||
var reqType reflect.Type
|
||||
switch typ.NumIn() {
|
||||
case 1:
|
||||
reqType = typ.In(0)
|
||||
case 2:
|
||||
reqType = typ.In(1)
|
||||
case 3:
|
||||
reqType = typ.In(2)
|
||||
default:
|
||||
return nil
|
||||
}
|
||||
return extractValue(reqType, 0)
|
||||
}
|
||||
64
server/grpc/extractor_test.go
Normal file
64
server/grpc/extractor_test.go
Normal file
@ -0,0 +1,64 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"reflect"
|
||||
"testing"
|
||||
|
||||
"go-micro.dev/v5/registry"
|
||||
)
|
||||
|
||||
type testHandler struct{}
|
||||
|
||||
type testRequest struct{}
|
||||
|
||||
type testResponse struct{}
|
||||
|
||||
func (t *testHandler) Test(ctx context.Context, req *testRequest, rsp *testResponse) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func TestExtractEndpoint(t *testing.T) {
|
||||
handler := &testHandler{}
|
||||
typ := reflect.TypeOf(handler)
|
||||
|
||||
var endpoints []*registry.Endpoint
|
||||
|
||||
for m := 0; m < typ.NumMethod(); m++ {
|
||||
if e := extractEndpoint(typ.Method(m)); e != nil {
|
||||
endpoints = append(endpoints, e)
|
||||
}
|
||||
}
|
||||
|
||||
if i := len(endpoints); i != 1 {
|
||||
t.Errorf("Expected 1 endpoint, have %d", i)
|
||||
}
|
||||
|
||||
if endpoints[0].Name != "Test" {
|
||||
t.Errorf("Expected handler Test, got %s", endpoints[0].Name)
|
||||
}
|
||||
|
||||
if endpoints[0].Request == nil {
|
||||
t.Error("Expected non nil request")
|
||||
}
|
||||
|
||||
if endpoints[0].Response == nil {
|
||||
t.Error("Expected non nil request")
|
||||
}
|
||||
|
||||
if endpoints[0].Request.Name != "testRequest" {
|
||||
t.Errorf("Expected testRequest got %s", endpoints[0].Request.Name)
|
||||
}
|
||||
|
||||
if endpoints[0].Response.Name != "testResponse" {
|
||||
t.Errorf("Expected testResponse got %s", endpoints[0].Response.Name)
|
||||
}
|
||||
|
||||
if endpoints[0].Request.Type != "testRequest" {
|
||||
t.Errorf("Expected testRequest type got %s", endpoints[0].Request.Type)
|
||||
}
|
||||
|
||||
if endpoints[0].Response.Type != "testResponse" {
|
||||
t.Errorf("Expected testResponse type got %s", endpoints[0].Response.Type)
|
||||
}
|
||||
}
|
||||
36
server/grpc/go.mod
Normal file
36
server/grpc/go.mod
Normal file
@ -0,0 +1,36 @@
|
||||
module go-micro.dev/v5/server/grpc
|
||||
|
||||
go 1.24
|
||||
|
||||
toolchain go1.24.1
|
||||
|
||||
require (
|
||||
github.com/golang/protobuf v1.5.4
|
||||
go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119
|
||||
golang.org/x/net v0.23.0
|
||||
google.golang.org/grpc v1.53.0
|
||||
)
|
||||
|
||||
require (
|
||||
github.com/bitly/go-simplejson v0.5.0 // indirect
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
|
||||
github.com/fsnotify/fsnotify v1.6.0 // indirect
|
||||
github.com/google/uuid v1.3.0 // indirect
|
||||
github.com/imdario/mergo v0.3.13 // indirect
|
||||
github.com/miekg/dns v1.1.50 // indirect
|
||||
github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c // indirect
|
||||
github.com/patrickmn/go-cache v2.1.0+incompatible // indirect
|
||||
github.com/pkg/errors v0.9.1 // indirect
|
||||
github.com/rogpeppe/go-internal v1.12.0 // indirect
|
||||
github.com/russross/blackfriday/v2 v2.1.0 // indirect
|
||||
github.com/urfave/cli/v2 v2.25.7 // indirect
|
||||
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
|
||||
go.etcd.io/bbolt v1.4.0 // indirect
|
||||
golang.org/x/mod v0.9.0 // indirect
|
||||
golang.org/x/sync v0.10.0 // indirect
|
||||
golang.org/x/sys v0.29.0 // indirect
|
||||
golang.org/x/text v0.14.0 // indirect
|
||||
golang.org/x/tools v0.7.0 // indirect
|
||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 // indirect
|
||||
google.golang.org/protobuf v1.33.0 // indirect
|
||||
)
|
||||
99
server/grpc/go.sum
Normal file
99
server/grpc/go.sum
Normal file
@ -0,0 +1,99 @@
|
||||
github.com/bitly/go-simplejson v0.5.0 h1:6IH+V8/tVMab511d5bn4M7EwGXZf9Hj6i2xSwkNEM+Y=
|
||||
github.com/bitly/go-simplejson v0.5.0/go.mod h1:cXHtHw4XUPsvGaxgjIAn8PhEWG9NfngEKAMDJEczWVA=
|
||||
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 h1:DDGfHa7BWjL4YnC6+E63dPcxHo2sUxDIu8g3QgEJdRY=
|
||||
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.2 h1:p1EgwI/C7NhT0JmVkwCD2ZBK8j4aeHQX2pMHHBfMQ6w=
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
|
||||
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
|
||||
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
|
||||
github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
|
||||
github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
|
||||
github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
|
||||
github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
|
||||
github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
|
||||
github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
|
||||
github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
|
||||
github.com/imdario/mergo v0.3.13 h1:lFzP57bqS/wsqKssCGmtLAb8A0wKjLGrve2q3PPVcBk=
|
||||
github.com/imdario/mergo v0.3.13/go.mod h1:4lJ1jqUDcsbIECGy0RUJAXNIhg+6ocWgb1ALK2O4oXg=
|
||||
github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
|
||||
github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
|
||||
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
|
||||
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
|
||||
github.com/miekg/dns v1.1.50 h1:DQUfb9uc6smULcREF09Uc+/Gd46YWqJd5DbpPE9xkcA=
|
||||
github.com/miekg/dns v1.1.50/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
|
||||
github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c h1:rp5dCmg/yLR3mgFuSOe4oEnDDmGLROTvMragMUXpTQw=
|
||||
github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c/go.mod h1:X07ZCGwUbLaax7L0S3Tw4hpejzu63ZrrQiUe6W0hcy0=
|
||||
github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
|
||||
github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
|
||||
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
|
||||
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
|
||||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||
github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
|
||||
github.com/rogpeppe/go-internal v1.12.0/go.mod h1:E+RYuTGaKKdloAfM02xzb0FW3Paa99yedzYV+kq4uf4=
|
||||
github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
|
||||
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
|
||||
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
|
||||
github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
|
||||
github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
|
||||
github.com/urfave/cli/v2 v2.25.7 h1:VAzn5oq403l5pHjc4OhD54+XGO9cdKVL/7lDjF+iKUs=
|
||||
github.com/urfave/cli/v2 v2.25.7/go.mod h1:8qnjx1vcq5s2/wpsqoZFndg2CE5tNFyrTvS6SinrnYQ=
|
||||
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 h1:bAn7/zixMGCfxrRTfdpNzjtPYqr8smhKouy9mxVdGPU=
|
||||
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673/go.mod h1:N3UwUGtsrSj3ccvlPHLoLsHnpR27oXr4ZE984MbSER8=
|
||||
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
|
||||
go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119 h1:hKzFHTSwaYvPS0sTrWpUcS2HFFbJte//n91NMWFFk4k=
|
||||
go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119/go.mod h1:pplSGFQk5So43OrzGAg1gH434XydWybOTyFhv/nR0pA=
|
||||
go.etcd.io/bbolt v1.4.0 h1:TU77id3TnN/zKr7CO/uk+fBCwF2jGcMuw2B/FMAzYIk=
|
||||
go.etcd.io/bbolt v1.4.0/go.mod h1:AsD+OCi/qPN1giOX1aiLAha3o1U8rAz65bvN4j0sRuk=
|
||||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
|
||||
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
|
||||
golang.org/x/mod v0.9.0 h1:KENHtAZL2y3NLMYZeHY9DW8HW8V+kQyJsY/V9JlKvCs=
|
||||
golang.org/x/mod v0.9.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
|
||||
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
|
||||
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
|
||||
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
|
||||
golang.org/x/net v0.0.0-20210726213435-c6fcb2dbf985/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
|
||||
golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
|
||||
golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
|
||||
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ=
|
||||
golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
|
||||
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
|
||||
golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
|
||||
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
|
||||
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
|
||||
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
|
||||
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
|
||||
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
|
||||
golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
|
||||
golang.org/x/tools v0.7.0 h1:W4OVu8VVOaIO0yzWMNdepAulS7YfoS3Zabrm8DOXXU4=
|
||||
golang.org/x/tools v0.7.0/go.mod h1:4pg6aUX35JBAogB10C9AtvVL+qowtN4pT3CGSQex14s=
|
||||
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 h1:DdoeryqhaXp1LtT/emMP1BRJPHHKFi5akj/nbx/zNTA=
|
||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4/go.mod h1:NWraEVixdDnqcqQ30jipen1STv2r/n24Wb7twVTGR4s=
|
||||
google.golang.org/grpc v1.53.0 h1:LAv2ds7cmFV/XTS3XG1NneeENYrXGmorPxsBbptIjNc=
|
||||
google.golang.org/grpc v1.53.0/go.mod h1:OnIrk0ipVdj4N5d9IUoFUx72/VlD7+jUsHwZgwSMQpw=
|
||||
google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
|
||||
google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
1039
server/grpc/grpc.go
Normal file
1039
server/grpc/grpc.go
Normal file
File diff suppressed because it is too large
Load Diff
66
server/grpc/handler.go
Normal file
66
server/grpc/handler.go
Normal file
@ -0,0 +1,66 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"reflect"
|
||||
|
||||
"go-micro.dev/v5/registry"
|
||||
"go-micro.dev/v5/server"
|
||||
)
|
||||
|
||||
type rpcHandler struct {
|
||||
name string
|
||||
handler interface{}
|
||||
endpoints []*registry.Endpoint
|
||||
opts server.HandlerOptions
|
||||
}
|
||||
|
||||
func newRpcHandler(handler interface{}, opts ...server.HandlerOption) server.Handler {
|
||||
options := server.HandlerOptions{
|
||||
Metadata: make(map[string]map[string]string),
|
||||
}
|
||||
|
||||
for _, o := range opts {
|
||||
o(&options)
|
||||
}
|
||||
|
||||
typ := reflect.TypeOf(handler)
|
||||
hdlr := reflect.ValueOf(handler)
|
||||
name := reflect.Indirect(hdlr).Type().Name()
|
||||
|
||||
var endpoints []*registry.Endpoint
|
||||
|
||||
for m := 0; m < typ.NumMethod(); m++ {
|
||||
if e := extractEndpoint(typ.Method(m)); e != nil {
|
||||
e.Name = name + "." + e.Name
|
||||
|
||||
for k, v := range options.Metadata[e.Name] {
|
||||
e.Metadata[k] = v
|
||||
}
|
||||
|
||||
endpoints = append(endpoints, e)
|
||||
}
|
||||
}
|
||||
|
||||
return &rpcHandler{
|
||||
name: name,
|
||||
handler: handler,
|
||||
endpoints: endpoints,
|
||||
opts: options,
|
||||
}
|
||||
}
|
||||
|
||||
func (r *rpcHandler) Name() string {
|
||||
return r.name
|
||||
}
|
||||
|
||||
func (r *rpcHandler) Handler() interface{} {
|
||||
return r.handler
|
||||
}
|
||||
|
||||
func (r *rpcHandler) Endpoints() []*registry.Endpoint {
|
||||
return r.endpoints
|
||||
}
|
||||
|
||||
func (r *rpcHandler) Options() server.HandlerOptions {
|
||||
return r.opts
|
||||
}
|
||||
95
server/grpc/options.go
Normal file
95
server/grpc/options.go
Normal file
@ -0,0 +1,95 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"crypto/tls"
|
||||
"net"
|
||||
|
||||
"go-micro.dev/v5/broker"
|
||||
"go-micro.dev/v5/codec"
|
||||
"go-micro.dev/v5/logger"
|
||||
"go-micro.dev/v5/registry"
|
||||
"go-micro.dev/v5/server"
|
||||
"go-micro.dev/v5/transport"
|
||||
"google.golang.org/grpc"
|
||||
"google.golang.org/grpc/encoding"
|
||||
)
|
||||
|
||||
type codecsKey struct{}
|
||||
type grpcOptions struct{}
|
||||
type netListener struct{}
|
||||
type maxMsgSizeKey struct{}
|
||||
type maxConnKey struct{}
|
||||
type tlsAuth struct{}
|
||||
type grpcServerKey struct{}
|
||||
|
||||
// gRPC Codec to be used to encode/decode requests for a given content type.
|
||||
func Codec(contentType string, c encoding.Codec) server.Option {
|
||||
return func(o *server.Options) {
|
||||
codecs := make(map[string]encoding.Codec)
|
||||
if o.Context == nil {
|
||||
o.Context = context.Background()
|
||||
}
|
||||
if v, ok := o.Context.Value(codecsKey{}).(map[string]encoding.Codec); ok && v != nil {
|
||||
codecs = v
|
||||
}
|
||||
codecs[contentType] = c
|
||||
o.Context = context.WithValue(o.Context, codecsKey{}, codecs)
|
||||
}
|
||||
}
|
||||
|
||||
// AuthTLS should be used to setup a secure authentication using TLS.
|
||||
func AuthTLS(t *tls.Config) server.Option {
|
||||
return setServerOption(tlsAuth{}, t)
|
||||
}
|
||||
|
||||
// MaxConn specifies maximum number of max simultaneous connections to server.
|
||||
func MaxConn(n int) server.Option {
|
||||
return setServerOption(maxConnKey{}, n)
|
||||
}
|
||||
|
||||
// Listener specifies the net.Listener to use instead of the default.
|
||||
func Listener(l net.Listener) server.Option {
|
||||
return setServerOption(netListener{}, l)
|
||||
}
|
||||
|
||||
// Server specifies a *grpc.Server to use instead of the default
|
||||
// This is for rare use case where user need to expose grpc.Server for
|
||||
// customization. Please NOTE however user injected grpcServer doesn't support
|
||||
// server Handler abstraction.
|
||||
func Server(srv *grpc.Server) server.Option {
|
||||
return setServerOption(grpcServerKey{}, srv)
|
||||
}
|
||||
|
||||
// Options to be used to configure gRPC options.
|
||||
func Options(opts ...grpc.ServerOption) server.Option {
|
||||
return setServerOption(grpcOptions{}, opts)
|
||||
}
|
||||
|
||||
// MaxMsgSize set the maximum message in bytes the server can receive and
|
||||
// send. Default maximum message size is 4 MB.
|
||||
func MaxMsgSize(s int) server.Option {
|
||||
return setServerOption(maxMsgSizeKey{}, s)
|
||||
}
|
||||
|
||||
func newOptions(opt ...server.Option) server.Options {
|
||||
opts := server.Options{
|
||||
Codecs: make(map[string]codec.NewCodec),
|
||||
Metadata: map[string]string{},
|
||||
Broker: broker.DefaultBroker,
|
||||
Registry: registry.DefaultRegistry,
|
||||
RegisterCheck: server.DefaultRegisterCheck,
|
||||
Transport: transport.DefaultTransport,
|
||||
Address: server.DefaultAddress,
|
||||
Name: server.DefaultName,
|
||||
Id: server.DefaultId,
|
||||
Version: server.DefaultVersion,
|
||||
Logger: logger.DefaultLogger,
|
||||
}
|
||||
|
||||
for _, o := range opt {
|
||||
o(&opts)
|
||||
}
|
||||
|
||||
return opts
|
||||
}
|
||||
90
server/grpc/request.go
Normal file
90
server/grpc/request.go
Normal file
@ -0,0 +1,90 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"go-micro.dev/v5/codec"
|
||||
"go-micro.dev/v5/codec/bytes"
|
||||
)
|
||||
|
||||
type rpcRequest struct {
|
||||
service string
|
||||
method string
|
||||
contentType string
|
||||
codec codec.Codec
|
||||
header map[string]string
|
||||
body []byte
|
||||
stream bool
|
||||
payload interface{}
|
||||
}
|
||||
|
||||
type rpcMessage struct {
|
||||
topic string
|
||||
contentType string
|
||||
payload interface{}
|
||||
header map[string]string
|
||||
body []byte
|
||||
codec codec.Codec
|
||||
}
|
||||
|
||||
func (r *rpcRequest) ContentType() string {
|
||||
return r.contentType
|
||||
}
|
||||
|
||||
func (r *rpcRequest) Service() string {
|
||||
return r.service
|
||||
}
|
||||
|
||||
func (r *rpcRequest) Method() string {
|
||||
return r.method
|
||||
}
|
||||
|
||||
func (r *rpcRequest) Endpoint() string {
|
||||
return r.method
|
||||
}
|
||||
|
||||
func (r *rpcRequest) Codec() codec.Reader {
|
||||
return r.codec
|
||||
}
|
||||
|
||||
func (r *rpcRequest) Header() map[string]string {
|
||||
return r.header
|
||||
}
|
||||
|
||||
func (r *rpcRequest) Read() ([]byte, error) {
|
||||
f := &bytes.Frame{}
|
||||
if err := r.codec.ReadBody(f); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return f.Data, nil
|
||||
}
|
||||
|
||||
func (r *rpcRequest) Stream() bool {
|
||||
return r.stream
|
||||
}
|
||||
|
||||
func (r *rpcRequest) Body() interface{} {
|
||||
return r.payload
|
||||
}
|
||||
|
||||
func (r *rpcMessage) ContentType() string {
|
||||
return r.contentType
|
||||
}
|
||||
|
||||
func (r *rpcMessage) Topic() string {
|
||||
return r.topic
|
||||
}
|
||||
|
||||
func (r *rpcMessage) Payload() interface{} {
|
||||
return r.payload
|
||||
}
|
||||
|
||||
func (r *rpcMessage) Header() map[string]string {
|
||||
return r.header
|
||||
}
|
||||
|
||||
func (r *rpcMessage) Body() []byte {
|
||||
return r.body
|
||||
}
|
||||
|
||||
func (r *rpcMessage) Codec() codec.Reader {
|
||||
return r.codec
|
||||
}
|
||||
27
server/grpc/response.go
Normal file
27
server/grpc/response.go
Normal file
@ -0,0 +1,27 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"go-micro.dev/v5/codec"
|
||||
)
|
||||
|
||||
type rpcResponse struct {
|
||||
header map[string]string
|
||||
codec codec.Codec
|
||||
}
|
||||
|
||||
func (r *rpcResponse) Codec() codec.Writer {
|
||||
return r.codec
|
||||
}
|
||||
|
||||
func (r *rpcResponse) WriteHeader(hdr map[string]string) {
|
||||
for k, v := range hdr {
|
||||
r.header[k] = v
|
||||
}
|
||||
}
|
||||
|
||||
func (r *rpcResponse) Write(b []byte) error {
|
||||
return r.codec.Write(&codec.Message{
|
||||
Header: r.header,
|
||||
Body: b,
|
||||
}, nil)
|
||||
}
|
||||
182
server/grpc/server.go
Normal file
182
server/grpc/server.go
Normal file
@ -0,0 +1,182 @@
|
||||
package grpc
|
||||
|
||||
// Copyright 2009 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
//
|
||||
// Meh, we need to get rid of this shit
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"reflect"
|
||||
"sync"
|
||||
"unicode"
|
||||
"unicode/utf8"
|
||||
|
||||
"go-micro.dev/v5/logger"
|
||||
"go-micro.dev/v5/server"
|
||||
)
|
||||
|
||||
var (
|
||||
// Precompute the reflect type for error. Can't use error directly
|
||||
// because Typeof takes an empty interface value. This is annoying.
|
||||
typeOfError = reflect.TypeOf((*error)(nil)).Elem()
|
||||
)
|
||||
|
||||
type methodType struct {
|
||||
method reflect.Method
|
||||
ArgType reflect.Type
|
||||
ReplyType reflect.Type
|
||||
ContextType reflect.Type
|
||||
stream bool
|
||||
}
|
||||
|
||||
type service struct {
|
||||
name string // name of service
|
||||
rcvr reflect.Value // receiver of methods for the service
|
||||
typ reflect.Type // type of the receiver
|
||||
method map[string]*methodType // registered methods
|
||||
}
|
||||
|
||||
// server represents an RPC Server.
|
||||
type rServer struct {
|
||||
mu sync.Mutex // protects the serviceMap
|
||||
serviceMap map[string]*service
|
||||
logger logger.Logger
|
||||
}
|
||||
|
||||
// Is this an exported - upper case - name?
|
||||
func isExported(name string) bool {
|
||||
rune, _ := utf8.DecodeRuneInString(name)
|
||||
return unicode.IsUpper(rune)
|
||||
}
|
||||
|
||||
// Is this type exported or a builtin?
|
||||
func isExportedOrBuiltinType(t reflect.Type) bool {
|
||||
for t.Kind() == reflect.Ptr {
|
||||
t = t.Elem()
|
||||
}
|
||||
// PkgPath will be non-empty even for an exported type,
|
||||
// so we need to check the type name as well.
|
||||
return isExported(t.Name()) || t.PkgPath() == ""
|
||||
}
|
||||
|
||||
// prepareEndpoint() returns a methodType for the provided method or nil
|
||||
// in case if the method was unsuitable.
|
||||
func prepareEndpoint(method reflect.Method, log logger.Logger) *methodType {
|
||||
mtype := method.Type
|
||||
mname := method.Name
|
||||
var replyType, argType, contextType reflect.Type
|
||||
var stream bool
|
||||
|
||||
// Endpoint() must be exported.
|
||||
if method.PkgPath != "" {
|
||||
return nil
|
||||
}
|
||||
|
||||
switch mtype.NumIn() {
|
||||
case 3:
|
||||
// assuming streaming
|
||||
argType = mtype.In(2)
|
||||
contextType = mtype.In(1)
|
||||
stream = true
|
||||
case 4:
|
||||
// method that takes a context
|
||||
argType = mtype.In(2)
|
||||
replyType = mtype.In(3)
|
||||
contextType = mtype.In(1)
|
||||
default:
|
||||
log.Logf(logger.ErrorLevel, "method %v of %v has wrong number of ins: %v", mname, mtype, mtype.NumIn())
|
||||
return nil
|
||||
}
|
||||
|
||||
if stream {
|
||||
// check stream type
|
||||
streamType := reflect.TypeOf((*server.Stream)(nil)).Elem()
|
||||
if !argType.Implements(streamType) {
|
||||
log.Logf(logger.ErrorLevel, "%v argument does not implement Streamer interface: %v", mname, argType)
|
||||
return nil
|
||||
}
|
||||
} else {
|
||||
// if not stream check the replyType
|
||||
|
||||
// First arg need not be a pointer.
|
||||
if !isExportedOrBuiltinType(argType) {
|
||||
log.Logf(logger.ErrorLevel, "%v argument type not exported: %v", mname, argType)
|
||||
return nil
|
||||
}
|
||||
|
||||
if replyType.Kind() != reflect.Ptr {
|
||||
log.Logf(logger.ErrorLevel, "method %v reply type not a pointer: %v", mname, replyType)
|
||||
return nil
|
||||
}
|
||||
|
||||
// Reply type must be exported.
|
||||
if !isExportedOrBuiltinType(replyType) {
|
||||
log.Logf(logger.ErrorLevel, "method %v reply type not exported: %v", mname, replyType)
|
||||
return nil
|
||||
}
|
||||
}
|
||||
|
||||
// Endpoint() needs one out.
|
||||
if mtype.NumOut() != 1 {
|
||||
log.Logf(logger.ErrorLevel, "method %v has wrong number of outs: %v", mname, mtype.NumOut())
|
||||
return nil
|
||||
}
|
||||
// The return type of the method must be error.
|
||||
if returnType := mtype.Out(0); returnType != typeOfError {
|
||||
log.Logf(logger.ErrorLevel, "method %v returns %v not error", mname, returnType.String())
|
||||
return nil
|
||||
}
|
||||
return &methodType{method: method, ArgType: argType, ReplyType: replyType, ContextType: contextType, stream: stream}
|
||||
}
|
||||
|
||||
func (server *rServer) register(rcvr interface{}) error {
|
||||
server.mu.Lock()
|
||||
defer server.mu.Unlock()
|
||||
log := server.logger
|
||||
if server.serviceMap == nil {
|
||||
server.serviceMap = make(map[string]*service)
|
||||
}
|
||||
s := new(service)
|
||||
s.typ = reflect.TypeOf(rcvr)
|
||||
s.rcvr = reflect.ValueOf(rcvr)
|
||||
sname := reflect.Indirect(s.rcvr).Type().Name()
|
||||
if sname == "" {
|
||||
logger.Fatalf("rpc: no service name for type %v", s.typ.String())
|
||||
}
|
||||
if !isExported(sname) {
|
||||
s := "rpc Register: type " + sname + " is not exported"
|
||||
log.Log(logger.ErrorLevel, s)
|
||||
return errors.New(s)
|
||||
}
|
||||
if _, present := server.serviceMap[sname]; present {
|
||||
return errors.New("rpc: service already defined: " + sname)
|
||||
}
|
||||
s.name = sname
|
||||
s.method = make(map[string]*methodType)
|
||||
|
||||
// Install the methods
|
||||
for m := 0; m < s.typ.NumMethod(); m++ {
|
||||
method := s.typ.Method(m)
|
||||
if mt := prepareEndpoint(method, log); mt != nil {
|
||||
s.method[method.Name] = mt
|
||||
}
|
||||
}
|
||||
|
||||
if len(s.method) == 0 {
|
||||
s := "rpc Register: type " + sname + " has no exported methods of suitable type"
|
||||
log.Log(logger.ErrorLevel, s)
|
||||
return errors.New(s)
|
||||
}
|
||||
server.serviceMap[s.name] = s
|
||||
return nil
|
||||
}
|
||||
|
||||
func (m *methodType) prepareContext(ctx context.Context) reflect.Value {
|
||||
if contextv := reflect.ValueOf(ctx); contextv.IsValid() {
|
||||
return contextv
|
||||
}
|
||||
return reflect.Zero(m.ContextType)
|
||||
}
|
||||
38
server/grpc/stream.go
Normal file
38
server/grpc/stream.go
Normal file
@ -0,0 +1,38 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
|
||||
"go-micro.dev/v5/server"
|
||||
"google.golang.org/grpc"
|
||||
)
|
||||
|
||||
// rpcStream implements a server side Stream.
|
||||
type rpcStream struct {
|
||||
s grpc.ServerStream
|
||||
request server.Request
|
||||
}
|
||||
|
||||
func (r *rpcStream) Close() error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (r *rpcStream) Error() error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func (r *rpcStream) Request() server.Request {
|
||||
return r.request
|
||||
}
|
||||
|
||||
func (r *rpcStream) Context() context.Context {
|
||||
return r.s.Context()
|
||||
}
|
||||
|
||||
func (r *rpcStream) Send(m interface{}) error {
|
||||
return r.s.SendMsg(m)
|
||||
}
|
||||
|
||||
func (r *rpcStream) Recv(m interface{}) error {
|
||||
return r.s.RecvMsg(m)
|
||||
}
|
||||
291
server/grpc/subscriber.go
Normal file
291
server/grpc/subscriber.go
Normal file
@ -0,0 +1,291 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"reflect"
|
||||
"runtime/debug"
|
||||
"strings"
|
||||
|
||||
"go-micro.dev/v5/broker"
|
||||
"go-micro.dev/v5/errors"
|
||||
"go-micro.dev/v5/logger"
|
||||
"go-micro.dev/v5/metadata"
|
||||
"go-micro.dev/v5/registry"
|
||||
"go-micro.dev/v5/server"
|
||||
)
|
||||
|
||||
const (
|
||||
subSig = "func(context.Context, interface{}) error"
|
||||
)
|
||||
|
||||
type handler struct {
|
||||
method reflect.Value
|
||||
reqType reflect.Type
|
||||
ctxType reflect.Type
|
||||
}
|
||||
|
||||
type subscriber struct {
|
||||
topic string
|
||||
rcvr reflect.Value
|
||||
typ reflect.Type
|
||||
subscriber interface{}
|
||||
handlers []*handler
|
||||
endpoints []*registry.Endpoint
|
||||
opts server.SubscriberOptions
|
||||
}
|
||||
|
||||
func newSubscriber(topic string, sub interface{}, opts ...server.SubscriberOption) server.Subscriber {
|
||||
options := server.SubscriberOptions{
|
||||
AutoAck: true,
|
||||
}
|
||||
|
||||
for _, o := range opts {
|
||||
o(&options)
|
||||
}
|
||||
|
||||
var endpoints []*registry.Endpoint
|
||||
var handlers []*handler
|
||||
|
||||
if typ := reflect.TypeOf(sub); typ.Kind() == reflect.Func {
|
||||
h := &handler{
|
||||
method: reflect.ValueOf(sub),
|
||||
}
|
||||
|
||||
switch typ.NumIn() {
|
||||
case 1:
|
||||
h.reqType = typ.In(0)
|
||||
case 2:
|
||||
h.ctxType = typ.In(0)
|
||||
h.reqType = typ.In(1)
|
||||
}
|
||||
|
||||
handlers = append(handlers, h)
|
||||
|
||||
endpoints = append(endpoints, ®istry.Endpoint{
|
||||
Name: "Func",
|
||||
Request: extractSubValue(typ),
|
||||
Metadata: map[string]string{
|
||||
"topic": topic,
|
||||
"subscriber": "true",
|
||||
},
|
||||
})
|
||||
} else {
|
||||
hdlr := reflect.ValueOf(sub)
|
||||
name := reflect.Indirect(hdlr).Type().Name()
|
||||
|
||||
for m := 0; m < typ.NumMethod(); m++ {
|
||||
method := typ.Method(m)
|
||||
h := &handler{
|
||||
method: method.Func,
|
||||
}
|
||||
|
||||
switch method.Type.NumIn() {
|
||||
case 2:
|
||||
h.reqType = method.Type.In(1)
|
||||
case 3:
|
||||
h.ctxType = method.Type.In(1)
|
||||
h.reqType = method.Type.In(2)
|
||||
}
|
||||
|
||||
handlers = append(handlers, h)
|
||||
|
||||
endpoints = append(endpoints, ®istry.Endpoint{
|
||||
Name: name + "." + method.Name,
|
||||
Request: extractSubValue(method.Type),
|
||||
Metadata: map[string]string{
|
||||
"topic": topic,
|
||||
"subscriber": "true",
|
||||
},
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
return &subscriber{
|
||||
rcvr: reflect.ValueOf(sub),
|
||||
typ: reflect.TypeOf(sub),
|
||||
topic: topic,
|
||||
subscriber: sub,
|
||||
handlers: handlers,
|
||||
endpoints: endpoints,
|
||||
opts: options,
|
||||
}
|
||||
}
|
||||
|
||||
func validateSubscriber(sub server.Subscriber) error {
|
||||
typ := reflect.TypeOf(sub.Subscriber())
|
||||
var argType reflect.Type
|
||||
|
||||
if typ.Kind() == reflect.Func {
|
||||
name := "Func"
|
||||
switch typ.NumIn() {
|
||||
case 2:
|
||||
argType = typ.In(1)
|
||||
default:
|
||||
return fmt.Errorf("subscriber %v takes wrong number of args: %v required signature %s", name, typ.NumIn(), subSig)
|
||||
}
|
||||
if !isExportedOrBuiltinType(argType) {
|
||||
return fmt.Errorf("subscriber %v argument type not exported: %v", name, argType)
|
||||
}
|
||||
if typ.NumOut() != 1 {
|
||||
return fmt.Errorf("subscriber %v has wrong number of outs: %v require signature %s",
|
||||
name, typ.NumOut(), subSig)
|
||||
}
|
||||
if returnType := typ.Out(0); returnType != typeOfError {
|
||||
return fmt.Errorf("subscriber %v returns %v not error", name, returnType.String())
|
||||
}
|
||||
} else {
|
||||
hdlr := reflect.ValueOf(sub.Subscriber())
|
||||
name := reflect.Indirect(hdlr).Type().Name()
|
||||
|
||||
for m := 0; m < typ.NumMethod(); m++ {
|
||||
method := typ.Method(m)
|
||||
|
||||
switch method.Type.NumIn() {
|
||||
case 3:
|
||||
argType = method.Type.In(2)
|
||||
default:
|
||||
return fmt.Errorf("subscriber %v.%v takes wrong number of args: %v required signature %s",
|
||||
name, method.Name, method.Type.NumIn(), subSig)
|
||||
}
|
||||
|
||||
if !isExportedOrBuiltinType(argType) {
|
||||
return fmt.Errorf("%v argument type not exported: %v", name, argType)
|
||||
}
|
||||
if method.Type.NumOut() != 1 {
|
||||
return fmt.Errorf(
|
||||
"subscriber %v.%v has wrong number of outs: %v require signature %s",
|
||||
name, method.Name, method.Type.NumOut(), subSig)
|
||||
}
|
||||
if returnType := method.Type.Out(0); returnType != typeOfError {
|
||||
return fmt.Errorf("subscriber %v.%v returns %v not error", name, method.Name, returnType.String())
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func (g *grpcServer) createSubHandler(sb *subscriber, opts server.Options) broker.Handler {
|
||||
return func(p broker.Event) (err error) {
|
||||
defer func() {
|
||||
if r := recover(); r != nil {
|
||||
g.opts.Logger.Log(logger.ErrorLevel, "panic recovered: ", r)
|
||||
g.opts.Logger.Log(logger.ErrorLevel, string(debug.Stack()))
|
||||
err = errors.InternalServerError("go.micro.server", "panic recovered: %v", r)
|
||||
}
|
||||
}()
|
||||
|
||||
msg := p.Message()
|
||||
// if we don't have headers, create empty map
|
||||
if msg.Header == nil {
|
||||
msg.Header = make(map[string]string)
|
||||
}
|
||||
|
||||
ct := msg.Header["Content-Type"]
|
||||
if len(ct) == 0 {
|
||||
msg.Header["Content-Type"] = defaultContentType
|
||||
ct = defaultContentType
|
||||
}
|
||||
cf, err := g.newGRPCCodec(ct)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
hdr := make(map[string]string, len(msg.Header))
|
||||
for k, v := range msg.Header {
|
||||
hdr[k] = v
|
||||
}
|
||||
delete(hdr, "Content-Type")
|
||||
ctx := metadata.NewContext(context.Background(), hdr)
|
||||
|
||||
results := make(chan error, len(sb.handlers))
|
||||
|
||||
for i := 0; i < len(sb.handlers); i++ {
|
||||
handler := sb.handlers[i]
|
||||
|
||||
var isVal bool
|
||||
var req reflect.Value
|
||||
|
||||
if handler.reqType.Kind() == reflect.Ptr {
|
||||
req = reflect.New(handler.reqType.Elem())
|
||||
} else {
|
||||
req = reflect.New(handler.reqType)
|
||||
isVal = true
|
||||
}
|
||||
if isVal {
|
||||
req = req.Elem()
|
||||
}
|
||||
|
||||
if err = cf.Unmarshal(msg.Body, req.Interface()); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
fn := func(ctx context.Context, msg server.Message) error {
|
||||
var vals []reflect.Value
|
||||
if sb.typ.Kind() != reflect.Func {
|
||||
vals = append(vals, sb.rcvr)
|
||||
}
|
||||
if handler.ctxType != nil {
|
||||
vals = append(vals, reflect.ValueOf(ctx))
|
||||
}
|
||||
|
||||
vals = append(vals, reflect.ValueOf(msg.Payload()))
|
||||
|
||||
returnValues := handler.method.Call(vals)
|
||||
if rerr := returnValues[0].Interface(); rerr != nil {
|
||||
return rerr.(error)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
for i := len(opts.SubWrappers); i > 0; i-- {
|
||||
fn = opts.SubWrappers[i-1](fn)
|
||||
}
|
||||
|
||||
if g.wg != nil {
|
||||
g.wg.Add(1)
|
||||
}
|
||||
go func() {
|
||||
if g.wg != nil {
|
||||
defer g.wg.Done()
|
||||
}
|
||||
err := fn(ctx, &rpcMessage{
|
||||
topic: sb.topic,
|
||||
contentType: ct,
|
||||
payload: req.Interface(),
|
||||
header: msg.Header,
|
||||
body: msg.Body,
|
||||
})
|
||||
results <- err
|
||||
}()
|
||||
}
|
||||
var errors []string
|
||||
for i := 0; i < len(sb.handlers); i++ {
|
||||
if rerr := <-results; rerr != nil {
|
||||
errors = append(errors, rerr.Error())
|
||||
}
|
||||
}
|
||||
if len(errors) > 0 {
|
||||
err = fmt.Errorf("subscriber error: %s", strings.Join(errors, "\n"))
|
||||
}
|
||||
|
||||
return err
|
||||
}
|
||||
}
|
||||
|
||||
func (s *subscriber) Topic() string {
|
||||
return s.topic
|
||||
}
|
||||
|
||||
func (s *subscriber) Subscriber() interface{} {
|
||||
return s.subscriber
|
||||
}
|
||||
|
||||
func (s *subscriber) Endpoints() []*registry.Endpoint {
|
||||
return s.endpoints
|
||||
}
|
||||
|
||||
func (s *subscriber) Options() server.SubscriberOptions {
|
||||
return s.opts
|
||||
}
|
||||
49
server/grpc/util.go
Normal file
49
server/grpc/util.go
Normal file
@ -0,0 +1,49 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"io"
|
||||
"os"
|
||||
"sync"
|
||||
|
||||
"google.golang.org/grpc/codes"
|
||||
)
|
||||
|
||||
// convertCode converts a standard Go error into its canonical code. Note that
|
||||
// this is only used to translate the error returned by the server applications.
|
||||
func convertCode(err error) codes.Code {
|
||||
switch err {
|
||||
case nil:
|
||||
return codes.OK
|
||||
case io.EOF:
|
||||
return codes.OutOfRange
|
||||
case io.ErrClosedPipe, io.ErrNoProgress, io.ErrShortBuffer, io.ErrShortWrite, io.ErrUnexpectedEOF:
|
||||
return codes.FailedPrecondition
|
||||
case os.ErrInvalid:
|
||||
return codes.InvalidArgument
|
||||
case context.Canceled:
|
||||
return codes.Canceled
|
||||
case context.DeadlineExceeded:
|
||||
return codes.DeadlineExceeded
|
||||
}
|
||||
switch {
|
||||
case os.IsExist(err):
|
||||
return codes.AlreadyExists
|
||||
case os.IsNotExist(err):
|
||||
return codes.NotFound
|
||||
case os.IsPermission(err):
|
||||
return codes.PermissionDenied
|
||||
}
|
||||
return codes.Unknown
|
||||
}
|
||||
|
||||
func wait(ctx context.Context) *sync.WaitGroup {
|
||||
if ctx == nil {
|
||||
return nil
|
||||
}
|
||||
wg, ok := ctx.Value("wait").(*sync.WaitGroup)
|
||||
if !ok {
|
||||
return nil
|
||||
}
|
||||
return wg
|
||||
}
|
||||
36
transport/grpc/go.mod
Normal file
36
transport/grpc/go.mod
Normal file
@ -0,0 +1,36 @@
|
||||
module go-micro.dev/v5/transport/grpc
|
||||
|
||||
go 1.24
|
||||
|
||||
toolchain go1.24.1
|
||||
|
||||
require (
|
||||
go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119
|
||||
google.golang.org/grpc v1.65.0
|
||||
google.golang.org/protobuf v1.34.1
|
||||
)
|
||||
|
||||
require (
|
||||
github.com/bitly/go-simplejson v0.5.0 // indirect
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
|
||||
github.com/fsnotify/fsnotify v1.6.0 // indirect
|
||||
github.com/golang/protobuf v1.5.4 // indirect
|
||||
github.com/google/uuid v1.6.0 // indirect
|
||||
github.com/imdario/mergo v0.3.13 // indirect
|
||||
github.com/miekg/dns v1.1.50 // indirect
|
||||
github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c // indirect
|
||||
github.com/patrickmn/go-cache v2.1.0+incompatible // indirect
|
||||
github.com/pkg/errors v0.9.1 // indirect
|
||||
github.com/rogpeppe/go-internal v1.12.0 // indirect
|
||||
github.com/russross/blackfriday/v2 v2.1.0 // indirect
|
||||
github.com/urfave/cli/v2 v2.25.7 // indirect
|
||||
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
|
||||
go.etcd.io/bbolt v1.4.0 // indirect
|
||||
golang.org/x/mod v0.17.0 // indirect
|
||||
golang.org/x/net v0.26.0 // indirect
|
||||
golang.org/x/sync v0.10.0 // indirect
|
||||
golang.org/x/sys v0.29.0 // indirect
|
||||
golang.org/x/text v0.16.0 // indirect
|
||||
golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d // indirect
|
||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 // indirect
|
||||
)
|
||||
99
transport/grpc/go.sum
Normal file
99
transport/grpc/go.sum
Normal file
@ -0,0 +1,99 @@
|
||||
github.com/bitly/go-simplejson v0.5.0 h1:6IH+V8/tVMab511d5bn4M7EwGXZf9Hj6i2xSwkNEM+Y=
|
||||
github.com/bitly/go-simplejson v0.5.0/go.mod h1:cXHtHw4XUPsvGaxgjIAn8PhEWG9NfngEKAMDJEczWVA=
|
||||
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869 h1:DDGfHa7BWjL4YnC6+E63dPcxHo2sUxDIu8g3QgEJdRY=
|
||||
github.com/bmizerany/assert v0.0.0-20160611221934-b7ed37b82869/go.mod h1:Ekp36dRnpXw/yCqJaO+ZrUyxD+3VXMFFr56k5XYrpB4=
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.2 h1:p1EgwI/C7NhT0JmVkwCD2ZBK8j4aeHQX2pMHHBfMQ6w=
|
||||
github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
|
||||
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
|
||||
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
|
||||
github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
|
||||
github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
|
||||
github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
|
||||
github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
|
||||
github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
|
||||
github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
|
||||
github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
|
||||
github.com/imdario/mergo v0.3.13 h1:lFzP57bqS/wsqKssCGmtLAb8A0wKjLGrve2q3PPVcBk=
|
||||
github.com/imdario/mergo v0.3.13/go.mod h1:4lJ1jqUDcsbIECGy0RUJAXNIhg+6ocWgb1ALK2O4oXg=
|
||||
github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
|
||||
github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
|
||||
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
|
||||
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
|
||||
github.com/miekg/dns v1.1.50 h1:DQUfb9uc6smULcREF09Uc+/Gd46YWqJd5DbpPE9xkcA=
|
||||
github.com/miekg/dns v1.1.50/go.mod h1:e3IlAVfNqAllflbibAZEWOXOQ+Ynzk/dDozDxY7XnME=
|
||||
github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c h1:rp5dCmg/yLR3mgFuSOe4oEnDDmGLROTvMragMUXpTQw=
|
||||
github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c/go.mod h1:X07ZCGwUbLaax7L0S3Tw4hpejzu63ZrrQiUe6W0hcy0=
|
||||
github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
|
||||
github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
|
||||
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
|
||||
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
|
||||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||
github.com/rogpeppe/go-internal v1.12.0 h1:exVL4IDcn6na9z1rAb56Vxr+CgyK3nn3O+epU5NdKM8=
|
||||
github.com/rogpeppe/go-internal v1.12.0/go.mod h1:E+RYuTGaKKdloAfM02xzb0FW3Paa99yedzYV+kq4uf4=
|
||||
github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
|
||||
github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
|
||||
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
|
||||
github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
|
||||
github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
|
||||
github.com/urfave/cli/v2 v2.25.7 h1:VAzn5oq403l5pHjc4OhD54+XGO9cdKVL/7lDjF+iKUs=
|
||||
github.com/urfave/cli/v2 v2.25.7/go.mod h1:8qnjx1vcq5s2/wpsqoZFndg2CE5tNFyrTvS6SinrnYQ=
|
||||
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 h1:bAn7/zixMGCfxrRTfdpNzjtPYqr8smhKouy9mxVdGPU=
|
||||
github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673/go.mod h1:N3UwUGtsrSj3ccvlPHLoLsHnpR27oXr4ZE984MbSER8=
|
||||
github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
|
||||
go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119 h1:hKzFHTSwaYvPS0sTrWpUcS2HFFbJte//n91NMWFFk4k=
|
||||
go-micro.dev/v5 v5.5.1-0.20250507183911-01b8394c8119/go.mod h1:pplSGFQk5So43OrzGAg1gH434XydWybOTyFhv/nR0pA=
|
||||
go.etcd.io/bbolt v1.4.0 h1:TU77id3TnN/zKr7CO/uk+fBCwF2jGcMuw2B/FMAzYIk=
|
||||
go.etcd.io/bbolt v1.4.0/go.mod h1:AsD+OCi/qPN1giOX1aiLAha3o1U8rAz65bvN4j0sRuk=
|
||||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
|
||||
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
|
||||
golang.org/x/mod v0.17.0 h1:zY54UmvipHiNd+pm+m0x9KhZ9hl1/7QNMyxXbc6ICqA=
|
||||
golang.org/x/mod v0.17.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
|
||||
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
|
||||
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
|
||||
golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
|
||||
golang.org/x/net v0.0.0-20210726213435-c6fcb2dbf985/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
|
||||
golang.org/x/net v0.26.0 h1:soB7SVo0PWrY4vPW/+ay0jKDNScG2X9wFeYlXIvJsOQ=
|
||||
golang.org/x/net v0.26.0/go.mod h1:5YKkiSynbBIh3p6iOc/vibscux0x38BZDkn8sCUPxHE=
|
||||
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sync v0.10.0 h1:3NQrjDixjgGwUOCaF8w2+VYHv0Ve/vGYSbdkTa98gmQ=
|
||||
golang.org/x/sync v0.10.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
|
||||
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210330210617-4fbd30eecc44/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210510120138-977fb7262007/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
|
||||
golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
|
||||
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
|
||||
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
|
||||
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
|
||||
golang.org/x/text v0.16.0 h1:a94ExnEXNtEwYLGJSIUxnWoxoRz/ZcCsV63ROupILh4=
|
||||
golang.org/x/text v0.16.0/go.mod h1:GhwF1Be+LQoKShO3cGOHzqOgRrGaYc9AvblQOmPVHnI=
|
||||
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
|
||||
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
|
||||
golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
|
||||
golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d h1:vU5i/LfpvrRCpgM/VPfJLg5KjxD3E+hfT1SH+d9zLwg=
|
||||
golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk=
|
||||
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 h1:DdoeryqhaXp1LtT/emMP1BRJPHHKFi5akj/nbx/zNTA=
|
||||
google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4/go.mod h1:NWraEVixdDnqcqQ30jipen1STv2r/n24Wb7twVTGR4s=
|
||||
google.golang.org/grpc v1.65.0 h1:bs/cUb4lp1G5iImFFd3u5ixQzweKizoZJAwBNLR42lc=
|
||||
google.golang.org/grpc v1.65.0/go.mod h1:WgYC2ypjlB0EiQi6wdKixMqukr6lBc0Vo+oOgjrM5ZQ=
|
||||
google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=
|
||||
google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||
180
transport/grpc/grpc.go
Normal file
180
transport/grpc/grpc.go
Normal file
@ -0,0 +1,180 @@
|
||||
// Package grpc provides a grpc transport
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"context"
|
||||
"crypto/tls"
|
||||
"net"
|
||||
|
||||
"go-micro.dev/v5/cmd"
|
||||
"go-micro.dev/v5/transport"
|
||||
maddr "go-micro.dev/v5/util/addr"
|
||||
mnet "go-micro.dev/v5/util/net"
|
||||
mls "go-micro.dev/v5/util/tls"
|
||||
"google.golang.org/grpc"
|
||||
"google.golang.org/grpc/credentials"
|
||||
|
||||
pb "go-micro.dev/v5/transport/grpc/proto"
|
||||
)
|
||||
|
||||
type grpcTransport struct {
|
||||
opts transport.Options
|
||||
}
|
||||
|
||||
type grpcTransportListener struct {
|
||||
listener net.Listener
|
||||
secure bool
|
||||
tls *tls.Config
|
||||
}
|
||||
|
||||
func init() {
|
||||
cmd.DefaultTransports["grpc"] = NewTransport
|
||||
}
|
||||
|
||||
func getTLSConfig(addr string) (*tls.Config, error) {
|
||||
hosts := []string{addr}
|
||||
|
||||
// check if its a valid host:port
|
||||
if host, _, err := net.SplitHostPort(addr); err == nil {
|
||||
if len(host) == 0 {
|
||||
hosts = maddr.IPs()
|
||||
} else {
|
||||
hosts = []string{host}
|
||||
}
|
||||
}
|
||||
|
||||
// generate a certificate
|
||||
cert, err := mls.Certificate(hosts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return &tls.Config{Certificates: []tls.Certificate{cert}}, nil
|
||||
}
|
||||
|
||||
func (t *grpcTransportListener) Addr() string {
|
||||
return t.listener.Addr().String()
|
||||
}
|
||||
|
||||
func (t *grpcTransportListener) Close() error {
|
||||
return t.listener.Close()
|
||||
}
|
||||
|
||||
func (t *grpcTransportListener) Accept(fn func(transport.Socket)) error {
|
||||
var opts []grpc.ServerOption
|
||||
|
||||
// setup tls if specified
|
||||
if t.secure || t.tls != nil {
|
||||
config := t.tls
|
||||
if config == nil {
|
||||
var err error
|
||||
addr := t.listener.Addr().String()
|
||||
config, err = getTLSConfig(addr)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
|
||||
creds := credentials.NewTLS(config)
|
||||
opts = append(opts, grpc.Creds(creds))
|
||||
}
|
||||
|
||||
// new service
|
||||
srv := grpc.NewServer(opts...)
|
||||
|
||||
// register service
|
||||
pb.RegisterTransportServer(srv, µTransport{addr: t.listener.Addr().String(), fn: fn})
|
||||
|
||||
// start serving
|
||||
return srv.Serve(t.listener)
|
||||
}
|
||||
|
||||
func (t *grpcTransport) Dial(addr string, opts ...transport.DialOption) (transport.Client, error) {
|
||||
dopts := transport.DialOptions{
|
||||
Timeout: transport.DefaultDialTimeout,
|
||||
}
|
||||
|
||||
for _, opt := range opts {
|
||||
opt(&dopts)
|
||||
}
|
||||
|
||||
options := []grpc.DialOption{
|
||||
grpc.WithTimeout(dopts.Timeout),
|
||||
}
|
||||
|
||||
if t.opts.Secure || t.opts.TLSConfig != nil {
|
||||
config := t.opts.TLSConfig
|
||||
if config == nil {
|
||||
config = &tls.Config{
|
||||
InsecureSkipVerify: true,
|
||||
}
|
||||
}
|
||||
creds := credentials.NewTLS(config)
|
||||
options = append(options, grpc.WithTransportCredentials(creds))
|
||||
} else {
|
||||
options = append(options, grpc.WithInsecure())
|
||||
}
|
||||
|
||||
// dial the server
|
||||
conn, err := grpc.Dial(addr, options...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// create stream
|
||||
stream, err := pb.NewTransportClient(conn).Stream(context.Background())
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
// return a client
|
||||
return &grpcTransportClient{
|
||||
conn: conn,
|
||||
stream: stream,
|
||||
local: "localhost",
|
||||
remote: addr,
|
||||
}, nil
|
||||
}
|
||||
|
||||
func (t *grpcTransport) Listen(addr string, opts ...transport.ListenOption) (transport.Listener, error) {
|
||||
var options transport.ListenOptions
|
||||
for _, o := range opts {
|
||||
o(&options)
|
||||
}
|
||||
|
||||
ln, err := mnet.Listen(addr, func(addr string) (net.Listener, error) {
|
||||
return net.Listen("tcp", addr)
|
||||
})
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return &grpcTransportListener{
|
||||
listener: ln,
|
||||
tls: t.opts.TLSConfig,
|
||||
secure: t.opts.Secure,
|
||||
}, nil
|
||||
}
|
||||
|
||||
func (t *grpcTransport) Init(opts ...transport.Option) error {
|
||||
for _, o := range opts {
|
||||
o(&t.opts)
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (t *grpcTransport) Options() transport.Options {
|
||||
return t.opts
|
||||
}
|
||||
|
||||
func (t *grpcTransport) String() string {
|
||||
return "grpc"
|
||||
}
|
||||
|
||||
func NewTransport(opts ...transport.Option) transport.Transport {
|
||||
var options transport.Options
|
||||
for _, o := range opts {
|
||||
o(&options)
|
||||
}
|
||||
return &grpcTransport{opts: options}
|
||||
}
|
||||
111
transport/grpc/grpc_test.go
Normal file
111
transport/grpc/grpc_test.go
Normal file
@ -0,0 +1,111 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"net"
|
||||
"testing"
|
||||
|
||||
"go-micro.dev/v5/transport"
|
||||
)
|
||||
|
||||
func expectedPort(t *testing.T, expected string, lsn transport.Listener) {
|
||||
_, port, err := net.SplitHostPort(lsn.Addr())
|
||||
if err != nil {
|
||||
t.Errorf("Expected address to be `%s`, got error: %v", expected, err)
|
||||
}
|
||||
|
||||
if port != expected {
|
||||
lsn.Close()
|
||||
t.Errorf("Expected address to be `%s`, got `%s`", expected, port)
|
||||
}
|
||||
}
|
||||
|
||||
func TestGRPCTransportPortRange(t *testing.T) {
|
||||
tp := NewTransport()
|
||||
|
||||
lsn1, err := tp.Listen(":44444-44448")
|
||||
if err != nil {
|
||||
t.Errorf("Did not expect an error, got %s", err)
|
||||
}
|
||||
expectedPort(t, "44444", lsn1)
|
||||
|
||||
lsn2, err := tp.Listen(":44444-44448")
|
||||
if err != nil {
|
||||
t.Errorf("Did not expect an error, got %s", err)
|
||||
}
|
||||
expectedPort(t, "44445", lsn2)
|
||||
|
||||
lsn, err := tp.Listen(":0")
|
||||
if err != nil {
|
||||
t.Errorf("Did not expect an error, got %s", err)
|
||||
}
|
||||
|
||||
lsn.Close()
|
||||
lsn1.Close()
|
||||
lsn2.Close()
|
||||
}
|
||||
|
||||
func TestGRPCTransportCommunication(t *testing.T) {
|
||||
tr := NewTransport()
|
||||
|
||||
l, err := tr.Listen(":0")
|
||||
if err != nil {
|
||||
t.Errorf("Unexpected listen err: %v", err)
|
||||
}
|
||||
defer l.Close()
|
||||
|
||||
fn := func(sock transport.Socket) {
|
||||
defer sock.Close()
|
||||
|
||||
for {
|
||||
var m transport.Message
|
||||
if err := sock.Recv(&m); err != nil {
|
||||
return
|
||||
}
|
||||
|
||||
if err := sock.Send(&m); err != nil {
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
done := make(chan bool)
|
||||
|
||||
go func() {
|
||||
if err := l.Accept(fn); err != nil {
|
||||
select {
|
||||
case <-done:
|
||||
default:
|
||||
t.Errorf("Unexpected accept err: %v", err)
|
||||
}
|
||||
}
|
||||
}()
|
||||
|
||||
c, err := tr.Dial(l.Addr())
|
||||
if err != nil {
|
||||
t.Errorf("Unexpected dial err: %v", err)
|
||||
}
|
||||
defer c.Close()
|
||||
|
||||
m := transport.Message{
|
||||
Header: map[string]string{
|
||||
"X-Content-Type": "application/json",
|
||||
},
|
||||
Body: []byte(`{"message": "Hello World"}`),
|
||||
}
|
||||
|
||||
if err := c.Send(&m); err != nil {
|
||||
t.Errorf("Unexpected send err: %v", err)
|
||||
}
|
||||
|
||||
var rm transport.Message
|
||||
|
||||
if err := c.Recv(&rm); err != nil {
|
||||
t.Errorf("Unexpected recv err: %v", err)
|
||||
}
|
||||
|
||||
if string(rm.Body) != string(m.Body) {
|
||||
t.Errorf("Expected %v, got %v", m.Body, rm.Body)
|
||||
}
|
||||
|
||||
close(done)
|
||||
}
|
||||
42
transport/grpc/handler.go
Normal file
42
transport/grpc/handler.go
Normal file
@ -0,0 +1,42 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"runtime/debug"
|
||||
|
||||
"go-micro.dev/v5/errors"
|
||||
"go-micro.dev/v5/logger"
|
||||
"go-micro.dev/v5/transport"
|
||||
pb "go-micro.dev/v5/transport/grpc/proto"
|
||||
"google.golang.org/grpc/peer"
|
||||
)
|
||||
|
||||
// microTransport satisfies the pb.TransportServer inteface.
|
||||
type microTransport struct {
|
||||
addr string
|
||||
fn func(transport.Socket)
|
||||
}
|
||||
|
||||
func (m *microTransport) Stream(ts pb.Transport_StreamServer) (err error) {
|
||||
sock := &grpcTransportSocket{
|
||||
stream: ts,
|
||||
local: m.addr,
|
||||
}
|
||||
|
||||
p, ok := peer.FromContext(ts.Context())
|
||||
if ok {
|
||||
sock.remote = p.Addr.String()
|
||||
}
|
||||
|
||||
defer func() {
|
||||
if r := recover(); r != nil {
|
||||
logger.Error(r, string(debug.Stack()))
|
||||
sock.Close()
|
||||
err = errors.InternalServerError("go.micro.transport", "panic recovered: %v", r)
|
||||
}
|
||||
}()
|
||||
|
||||
// execute socket func
|
||||
m.fn(sock)
|
||||
|
||||
return err
|
||||
}
|
||||
169
transport/grpc/proto/transport.pb.go
Normal file
169
transport/grpc/proto/transport.pb.go
Normal file
@ -0,0 +1,169 @@
|
||||
// Code generated by protoc-gen-go. DO NOT EDIT.
|
||||
// versions:
|
||||
// protoc-gen-go v1.32.0
|
||||
// protoc v4.25.3
|
||||
// source: proto/transport.proto
|
||||
|
||||
package transport
|
||||
|
||||
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 Message struct {
|
||||
state protoimpl.MessageState
|
||||
sizeCache protoimpl.SizeCache
|
||||
unknownFields protoimpl.UnknownFields
|
||||
|
||||
Header map[string]string `protobuf:"bytes,1,rep,name=header,proto3" json:"header,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
|
||||
Body []byte `protobuf:"bytes,2,opt,name=body,proto3" json:"body,omitempty"`
|
||||
}
|
||||
|
||||
func (x *Message) Reset() {
|
||||
*x = Message{}
|
||||
if protoimpl.UnsafeEnabled {
|
||||
mi := &file_proto_transport_proto_msgTypes[0]
|
||||
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
|
||||
ms.StoreMessageInfo(mi)
|
||||
}
|
||||
}
|
||||
|
||||
func (x *Message) String() string {
|
||||
return protoimpl.X.MessageStringOf(x)
|
||||
}
|
||||
|
||||
func (*Message) ProtoMessage() {}
|
||||
|
||||
func (x *Message) ProtoReflect() protoreflect.Message {
|
||||
mi := &file_proto_transport_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 Message.ProtoReflect.Descriptor instead.
|
||||
func (*Message) Descriptor() ([]byte, []int) {
|
||||
return file_proto_transport_proto_rawDescGZIP(), []int{0}
|
||||
}
|
||||
|
||||
func (x *Message) GetHeader() map[string]string {
|
||||
if x != nil {
|
||||
return x.Header
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (x *Message) GetBody() []byte {
|
||||
if x != nil {
|
||||
return x.Body
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
var File_proto_transport_proto protoreflect.FileDescriptor
|
||||
|
||||
var file_proto_transport_proto_rawDesc = []byte{
|
||||
0x0a, 0x15, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72,
|
||||
0x74, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x17, 0x67, 0x6f, 0x2e, 0x6d, 0x69, 0x63, 0x72,
|
||||
0x6f, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x67, 0x72, 0x70, 0x63,
|
||||
0x22, 0x9e, 0x01, 0x0a, 0x07, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x12, 0x44, 0x0a, 0x06,
|
||||
0x68, 0x65, 0x61, 0x64, 0x65, 0x72, 0x18, 0x01, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x2c, 0x2e, 0x67,
|
||||
0x6f, 0x2e, 0x6d, 0x69, 0x63, 0x72, 0x6f, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72,
|
||||
0x74, 0x2e, 0x67, 0x72, 0x70, 0x63, 0x2e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x2e, 0x48,
|
||||
0x65, 0x61, 0x64, 0x65, 0x72, 0x45, 0x6e, 0x74, 0x72, 0x79, 0x52, 0x06, 0x68, 0x65, 0x61, 0x64,
|
||||
0x65, 0x72, 0x12, 0x12, 0x0a, 0x04, 0x62, 0x6f, 0x64, 0x79, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0c,
|
||||
0x52, 0x04, 0x62, 0x6f, 0x64, 0x79, 0x1a, 0x39, 0x0a, 0x0b, 0x48, 0x65, 0x61, 0x64, 0x65, 0x72,
|
||||
0x45, 0x6e, 0x74, 0x72, 0x79, 0x12, 0x10, 0x0a, 0x03, 0x6b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01,
|
||||
0x28, 0x09, 0x52, 0x03, 0x6b, 0x65, 0x79, 0x12, 0x14, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65,
|
||||
0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x3a, 0x02, 0x38,
|
||||
0x01, 0x32, 0x5f, 0x0a, 0x09, 0x54, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x12, 0x52,
|
||||
0x0a, 0x06, 0x53, 0x74, 0x72, 0x65, 0x61, 0x6d, 0x12, 0x20, 0x2e, 0x67, 0x6f, 0x2e, 0x6d, 0x69,
|
||||
0x63, 0x72, 0x6f, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x67, 0x72,
|
||||
0x70, 0x63, 0x2e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x1a, 0x20, 0x2e, 0x67, 0x6f, 0x2e,
|
||||
0x6d, 0x69, 0x63, 0x72, 0x6f, 0x2e, 0x74, 0x72, 0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x2e,
|
||||
0x67, 0x72, 0x70, 0x63, 0x2e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x22, 0x00, 0x28, 0x01,
|
||||
0x30, 0x01, 0x42, 0x13, 0x5a, 0x11, 0x2e, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x3b, 0x74, 0x72,
|
||||
0x61, 0x6e, 0x73, 0x70, 0x6f, 0x72, 0x74, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
|
||||
}
|
||||
|
||||
var (
|
||||
file_proto_transport_proto_rawDescOnce sync.Once
|
||||
file_proto_transport_proto_rawDescData = file_proto_transport_proto_rawDesc
|
||||
)
|
||||
|
||||
func file_proto_transport_proto_rawDescGZIP() []byte {
|
||||
file_proto_transport_proto_rawDescOnce.Do(func() {
|
||||
file_proto_transport_proto_rawDescData = protoimpl.X.CompressGZIP(file_proto_transport_proto_rawDescData)
|
||||
})
|
||||
return file_proto_transport_proto_rawDescData
|
||||
}
|
||||
|
||||
var file_proto_transport_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
|
||||
var file_proto_transport_proto_goTypes = []interface{}{
|
||||
(*Message)(nil), // 0: go.micro.transport.grpc.Message
|
||||
nil, // 1: go.micro.transport.grpc.Message.HeaderEntry
|
||||
}
|
||||
var file_proto_transport_proto_depIdxs = []int32{
|
||||
1, // 0: go.micro.transport.grpc.Message.header:type_name -> go.micro.transport.grpc.Message.HeaderEntry
|
||||
0, // 1: go.micro.transport.grpc.Transport.Stream:input_type -> go.micro.transport.grpc.Message
|
||||
0, // 2: go.micro.transport.grpc.Transport.Stream:output_type -> go.micro.transport.grpc.Message
|
||||
2, // [2:3] is the sub-list for method output_type
|
||||
1, // [1:2] 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
|
||||
}
|
||||
|
||||
func init() { file_proto_transport_proto_init() }
|
||||
func file_proto_transport_proto_init() {
|
||||
if File_proto_transport_proto != nil {
|
||||
return
|
||||
}
|
||||
if !protoimpl.UnsafeEnabled {
|
||||
file_proto_transport_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
|
||||
switch v := v.(*Message); 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_proto_transport_proto_rawDesc,
|
||||
NumEnums: 0,
|
||||
NumMessages: 2,
|
||||
NumExtensions: 0,
|
||||
NumServices: 1,
|
||||
},
|
||||
GoTypes: file_proto_transport_proto_goTypes,
|
||||
DependencyIndexes: file_proto_transport_proto_depIdxs,
|
||||
MessageInfos: file_proto_transport_proto_msgTypes,
|
||||
}.Build()
|
||||
File_proto_transport_proto = out.File
|
||||
file_proto_transport_proto_rawDesc = nil
|
||||
file_proto_transport_proto_goTypes = nil
|
||||
file_proto_transport_proto_depIdxs = nil
|
||||
}
|
||||
166
transport/grpc/proto/transport.pb.micro.go
Normal file
166
transport/grpc/proto/transport.pb.micro.go
Normal file
@ -0,0 +1,166 @@
|
||||
// Code generated by protoc-gen-micro. DO NOT EDIT.
|
||||
// source: proto/transport.proto
|
||||
|
||||
package transport
|
||||
|
||||
import (
|
||||
fmt "fmt"
|
||||
proto "google.golang.org/protobuf/proto"
|
||||
math "math"
|
||||
)
|
||||
|
||||
import (
|
||||
context "context"
|
||||
client "go-micro.dev/v5/client"
|
||||
server "go-micro.dev/v5/server"
|
||||
)
|
||||
|
||||
// Reference imports to suppress errors if they are not otherwise used.
|
||||
var _ = proto.Marshal
|
||||
var _ = fmt.Errorf
|
||||
var _ = math.Inf
|
||||
|
||||
// Reference imports to suppress errors if they are not otherwise used.
|
||||
var _ context.Context
|
||||
var _ client.Option
|
||||
var _ server.Option
|
||||
|
||||
// Client API for Transport service
|
||||
|
||||
type TransportService interface {
|
||||
Stream(ctx context.Context, opts ...client.CallOption) (Transport_StreamService, error)
|
||||
}
|
||||
|
||||
type transportService struct {
|
||||
c client.Client
|
||||
name string
|
||||
}
|
||||
|
||||
func NewTransportService(name string, c client.Client) TransportService {
|
||||
return &transportService{
|
||||
c: c,
|
||||
name: name,
|
||||
}
|
||||
}
|
||||
|
||||
func (c *transportService) Stream(ctx context.Context, opts ...client.CallOption) (Transport_StreamService, error) {
|
||||
req := c.c.NewRequest(c.name, "Transport.Stream", &Message{})
|
||||
stream, err := c.c.Stream(ctx, req, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return &transportServiceStream{stream}, nil
|
||||
}
|
||||
|
||||
type Transport_StreamService interface {
|
||||
Context() context.Context
|
||||
SendMsg(interface{}) error
|
||||
RecvMsg(interface{}) error
|
||||
CloseSend() error
|
||||
Close() error
|
||||
Send(*Message) error
|
||||
Recv() (*Message, error)
|
||||
}
|
||||
|
||||
type transportServiceStream struct {
|
||||
stream client.Stream
|
||||
}
|
||||
|
||||
func (x *transportServiceStream) CloseSend() error {
|
||||
return x.stream.CloseSend()
|
||||
}
|
||||
|
||||
func (x *transportServiceStream) Close() error {
|
||||
return x.stream.Close()
|
||||
}
|
||||
|
||||
func (x *transportServiceStream) Context() context.Context {
|
||||
return x.stream.Context()
|
||||
}
|
||||
|
||||
func (x *transportServiceStream) SendMsg(m interface{}) error {
|
||||
return x.stream.Send(m)
|
||||
}
|
||||
|
||||
func (x *transportServiceStream) RecvMsg(m interface{}) error {
|
||||
return x.stream.Recv(m)
|
||||
}
|
||||
|
||||
func (x *transportServiceStream) Send(m *Message) error {
|
||||
return x.stream.Send(m)
|
||||
}
|
||||
|
||||
func (x *transportServiceStream) Recv() (*Message, error) {
|
||||
m := new(Message)
|
||||
err := x.stream.Recv(m)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return m, nil
|
||||
}
|
||||
|
||||
// Server API for Transport service
|
||||
|
||||
type TransportHandler interface {
|
||||
Stream(context.Context, Transport_StreamStream) error
|
||||
}
|
||||
|
||||
func RegisterTransportHandler(s server.Server, hdlr TransportHandler, opts ...server.HandlerOption) error {
|
||||
type transport interface {
|
||||
Stream(ctx context.Context, stream server.Stream) error
|
||||
}
|
||||
type Transport struct {
|
||||
transport
|
||||
}
|
||||
h := &transportHandler{hdlr}
|
||||
return s.Handle(s.NewHandler(&Transport{h}, opts...))
|
||||
}
|
||||
|
||||
type transportHandler struct {
|
||||
TransportHandler
|
||||
}
|
||||
|
||||
func (h *transportHandler) Stream(ctx context.Context, stream server.Stream) error {
|
||||
return h.TransportHandler.Stream(ctx, &transportStreamStream{stream})
|
||||
}
|
||||
|
||||
type Transport_StreamStream interface {
|
||||
Context() context.Context
|
||||
SendMsg(interface{}) error
|
||||
RecvMsg(interface{}) error
|
||||
Close() error
|
||||
Send(*Message) error
|
||||
Recv() (*Message, error)
|
||||
}
|
||||
|
||||
type transportStreamStream struct {
|
||||
stream server.Stream
|
||||
}
|
||||
|
||||
func (x *transportStreamStream) Close() error {
|
||||
return x.stream.Close()
|
||||
}
|
||||
|
||||
func (x *transportStreamStream) Context() context.Context {
|
||||
return x.stream.Context()
|
||||
}
|
||||
|
||||
func (x *transportStreamStream) SendMsg(m interface{}) error {
|
||||
return x.stream.Send(m)
|
||||
}
|
||||
|
||||
func (x *transportStreamStream) RecvMsg(m interface{}) error {
|
||||
return x.stream.Recv(m)
|
||||
}
|
||||
|
||||
func (x *transportStreamStream) Send(m *Message) error {
|
||||
return x.stream.Send(m)
|
||||
}
|
||||
|
||||
func (x *transportStreamStream) Recv() (*Message, error) {
|
||||
m := new(Message)
|
||||
if err := x.stream.Recv(m); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return m, nil
|
||||
}
|
||||
14
transport/grpc/proto/transport.proto
Normal file
14
transport/grpc/proto/transport.proto
Normal file
@ -0,0 +1,14 @@
|
||||
syntax = "proto3";
|
||||
|
||||
option go_package = "./proto;transport";
|
||||
|
||||
package go.micro.transport.grpc;
|
||||
|
||||
service Transport {
|
||||
rpc Stream(stream Message) returns (stream Message) {}
|
||||
}
|
||||
|
||||
message Message {
|
||||
map<string, string> header = 1;
|
||||
bytes body = 2;
|
||||
}
|
||||
139
transport/grpc/proto/transport_grpc.pb.go
Normal file
139
transport/grpc/proto/transport_grpc.pb.go
Normal file
@ -0,0 +1,139 @@
|
||||
// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
|
||||
// versions:
|
||||
// - protoc-gen-go-grpc v1.3.0
|
||||
// - protoc v4.25.3
|
||||
// source: proto/transport.proto
|
||||
|
||||
package transport
|
||||
|
||||
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
|
||||
|
||||
const (
|
||||
Transport_Stream_FullMethodName = "/go.micro.transport.grpc.Transport/Stream"
|
||||
)
|
||||
|
||||
// TransportClient is the client API for Transport 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 TransportClient interface {
|
||||
Stream(ctx context.Context, opts ...grpc.CallOption) (Transport_StreamClient, error)
|
||||
}
|
||||
|
||||
type transportClient struct {
|
||||
cc grpc.ClientConnInterface
|
||||
}
|
||||
|
||||
func NewTransportClient(cc grpc.ClientConnInterface) TransportClient {
|
||||
return &transportClient{cc}
|
||||
}
|
||||
|
||||
func (c *transportClient) Stream(ctx context.Context, opts ...grpc.CallOption) (Transport_StreamClient, error) {
|
||||
stream, err := c.cc.NewStream(ctx, &Transport_ServiceDesc.Streams[0], Transport_Stream_FullMethodName, opts...)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
x := &transportStreamClient{stream}
|
||||
return x, nil
|
||||
}
|
||||
|
||||
type Transport_StreamClient interface {
|
||||
Send(*Message) error
|
||||
Recv() (*Message, error)
|
||||
grpc.ClientStream
|
||||
}
|
||||
|
||||
type transportStreamClient struct {
|
||||
grpc.ClientStream
|
||||
}
|
||||
|
||||
func (x *transportStreamClient) Send(m *Message) error {
|
||||
return x.ClientStream.SendMsg(m)
|
||||
}
|
||||
|
||||
func (x *transportStreamClient) Recv() (*Message, error) {
|
||||
m := new(Message)
|
||||
if err := x.ClientStream.RecvMsg(m); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return m, nil
|
||||
}
|
||||
|
||||
// TransportServer is the server API for Transport service.
|
||||
// All implementations should embed UnimplementedTransportServer
|
||||
// for forward compatibility
|
||||
type TransportServer interface {
|
||||
Stream(Transport_StreamServer) error
|
||||
}
|
||||
|
||||
// UnimplementedTransportServer should be embedded to have forward compatible implementations.
|
||||
type UnimplementedTransportServer struct {
|
||||
}
|
||||
|
||||
func (UnimplementedTransportServer) Stream(Transport_StreamServer) error {
|
||||
return status.Errorf(codes.Unimplemented, "method Stream not implemented")
|
||||
}
|
||||
|
||||
// UnsafeTransportServer may be embedded to opt out of forward compatibility for this service.
|
||||
// Use of this interface is not recommended, as added methods to TransportServer will
|
||||
// result in compilation errors.
|
||||
type UnsafeTransportServer interface {
|
||||
mustEmbedUnimplementedTransportServer()
|
||||
}
|
||||
|
||||
func RegisterTransportServer(s grpc.ServiceRegistrar, srv TransportServer) {
|
||||
s.RegisterService(&Transport_ServiceDesc, srv)
|
||||
}
|
||||
|
||||
func _Transport_Stream_Handler(srv interface{}, stream grpc.ServerStream) error {
|
||||
return srv.(TransportServer).Stream(&transportStreamServer{stream})
|
||||
}
|
||||
|
||||
type Transport_StreamServer interface {
|
||||
Send(*Message) error
|
||||
Recv() (*Message, error)
|
||||
grpc.ServerStream
|
||||
}
|
||||
|
||||
type transportStreamServer struct {
|
||||
grpc.ServerStream
|
||||
}
|
||||
|
||||
func (x *transportStreamServer) Send(m *Message) error {
|
||||
return x.ServerStream.SendMsg(m)
|
||||
}
|
||||
|
||||
func (x *transportStreamServer) Recv() (*Message, error) {
|
||||
m := new(Message)
|
||||
if err := x.ServerStream.RecvMsg(m); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
return m, nil
|
||||
}
|
||||
|
||||
// Transport_ServiceDesc is the grpc.ServiceDesc for Transport service.
|
||||
// It's only intended for direct use with grpc.RegisterService,
|
||||
// and not to be introspected or modified (even as a copy)
|
||||
var Transport_ServiceDesc = grpc.ServiceDesc{
|
||||
ServiceName: "go.micro.transport.grpc.Transport",
|
||||
HandlerType: (*TransportServer)(nil),
|
||||
Methods: []grpc.MethodDesc{},
|
||||
Streams: []grpc.StreamDesc{
|
||||
{
|
||||
StreamName: "Stream",
|
||||
Handler: _Transport_Stream_Handler,
|
||||
ServerStreams: true,
|
||||
ClientStreams: true,
|
||||
},
|
||||
},
|
||||
Metadata: "proto/transport.proto",
|
||||
}
|
||||
97
transport/grpc/socket.go
Normal file
97
transport/grpc/socket.go
Normal file
@ -0,0 +1,97 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"go-micro.dev/v5/transport"
|
||||
pb "go-micro.dev/v5/transport/grpc/proto"
|
||||
"google.golang.org/grpc"
|
||||
)
|
||||
|
||||
type grpcTransportClient struct {
|
||||
conn *grpc.ClientConn
|
||||
stream pb.Transport_StreamClient
|
||||
|
||||
local string
|
||||
remote string
|
||||
}
|
||||
|
||||
type grpcTransportSocket struct {
|
||||
stream pb.Transport_StreamServer
|
||||
local string
|
||||
remote string
|
||||
}
|
||||
|
||||
func (g *grpcTransportClient) Local() string {
|
||||
return g.local
|
||||
}
|
||||
|
||||
func (g *grpcTransportClient) Remote() string {
|
||||
return g.remote
|
||||
}
|
||||
|
||||
func (g *grpcTransportClient) Recv(m *transport.Message) error {
|
||||
if m == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
msg, err := g.stream.Recv()
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
m.Header = msg.Header
|
||||
m.Body = msg.Body
|
||||
return nil
|
||||
}
|
||||
|
||||
func (g *grpcTransportClient) Send(m *transport.Message) error {
|
||||
if m == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
return g.stream.Send(&pb.Message{
|
||||
Header: m.Header,
|
||||
Body: m.Body,
|
||||
})
|
||||
}
|
||||
|
||||
func (g *grpcTransportClient) Close() error {
|
||||
return g.conn.Close()
|
||||
}
|
||||
|
||||
func (g *grpcTransportSocket) Local() string {
|
||||
return g.local
|
||||
}
|
||||
|
||||
func (g *grpcTransportSocket) Remote() string {
|
||||
return g.remote
|
||||
}
|
||||
|
||||
func (g *grpcTransportSocket) Recv(m *transport.Message) error {
|
||||
if m == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
msg, err := g.stream.Recv()
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
m.Header = msg.Header
|
||||
m.Body = msg.Body
|
||||
return nil
|
||||
}
|
||||
|
||||
func (g *grpcTransportSocket) Send(m *transport.Message) error {
|
||||
if m == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
return g.stream.Send(&pb.Message{
|
||||
Header: m.Header,
|
||||
Body: m.Body,
|
||||
})
|
||||
}
|
||||
|
||||
func (g *grpcTransportSocket) Close() error {
|
||||
return nil
|
||||
}
|
||||
Loading…
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Reference in New Issue
Block a user