mirror of
https://github.com/go-micro/go-micro.git
synced 2024-12-24 10:07:04 +02:00
commit
eec9a95a42
@ -34,6 +34,7 @@ import (
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// transports
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"github.com/micro/go-micro/transport"
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tgrpc "github.com/micro/go-micro/transport/grpc"
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thttp "github.com/micro/go-micro/transport/http"
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tmem "github.com/micro/go-micro/transport/memory"
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)
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@ -199,6 +200,7 @@ var (
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DefaultTransports = map[string]func(...transport.Option) transport.Transport{
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"memory": tmem.NewTransport,
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"http": thttp.NewTransport,
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"grpc": tgrpc.NewTransport,
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}
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// used for default selection as the fall back
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176
transport/grpc/grpc.go
Normal file
176
transport/grpc/grpc.go
Normal file
@ -0,0 +1,176 @@
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// Package grpc provides a grpc transport
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package grpc
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import (
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"context"
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"crypto/tls"
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"net"
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"github.com/micro/go-micro/transport"
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maddr "github.com/micro/util/go/lib/addr"
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mnet "github.com/micro/util/go/lib/net"
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mls "github.com/micro/util/go/lib/tls"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials"
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pb "github.com/micro/go-plugins/transport/grpc/proto"
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)
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type grpcTransport struct {
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opts transport.Options
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}
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type grpcTransportListener struct {
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listener net.Listener
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secure bool
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tls *tls.Config
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}
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func getTLSConfig(addr string) (*tls.Config, error) {
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hosts := []string{addr}
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// check if its a valid host:port
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if host, _, err := net.SplitHostPort(addr); err == nil {
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if len(host) == 0 {
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hosts = maddr.IPs()
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} else {
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hosts = []string{host}
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}
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}
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// generate a certificate
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cert, err := mls.Certificate(hosts...)
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if err != nil {
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return nil, err
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}
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return &tls.Config{Certificates: []tls.Certificate{cert}}, nil
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}
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func (t *grpcTransportListener) Addr() string {
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return t.listener.Addr().String()
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}
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func (t *grpcTransportListener) Close() error {
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return t.listener.Close()
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}
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func (t *grpcTransportListener) Accept(fn func(transport.Socket)) error {
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var opts []grpc.ServerOption
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// setup tls if specified
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if t.secure || t.tls != nil {
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config := t.tls
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if config == nil {
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var err error
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addr := t.listener.Addr().String()
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config, err = getTLSConfig(addr)
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if err != nil {
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return err
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}
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}
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creds := credentials.NewTLS(config)
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opts = append(opts, grpc.Creds(creds))
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}
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// new service
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srv := grpc.NewServer(opts...)
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// register service
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pb.RegisterTransportServer(srv, µTransport{addr: t.listener.Addr().String(), fn: fn})
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// start serving
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return srv.Serve(t.listener)
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}
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func (t *grpcTransport) Dial(addr string, opts ...transport.DialOption) (transport.Client, error) {
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dopts := transport.DialOptions{
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Timeout: transport.DefaultDialTimeout,
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}
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for _, opt := range opts {
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opt(&dopts)
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}
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options := []grpc.DialOption{
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grpc.WithTimeout(dopts.Timeout),
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}
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if t.opts.Secure || t.opts.TLSConfig != nil {
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config := t.opts.TLSConfig
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if config == nil {
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config = &tls.Config{
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InsecureSkipVerify: true,
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}
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}
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creds := credentials.NewTLS(config)
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options = append(options, grpc.WithTransportCredentials(creds))
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} else {
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options = append(options, grpc.WithInsecure())
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}
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// dial the server
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conn, err := grpc.Dial(addr, options...)
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if err != nil {
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return nil, err
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}
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// create stream
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stream, err := pb.NewTransportClient(conn).Stream(context.Background())
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if err != nil {
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return nil, err
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}
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// return a client
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return &grpcTransportClient{
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conn: conn,
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stream: stream,
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local: "localhost",
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remote: addr,
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}, nil
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}
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func (t *grpcTransport) Listen(addr string, opts ...transport.ListenOption) (transport.Listener, error) {
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var options transport.ListenOptions
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for _, o := range opts {
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o(&options)
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}
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ln, err := mnet.Listen(addr, func(addr string) (net.Listener, error) {
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return net.Listen("tcp", addr)
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})
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if err != nil {
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return nil, err
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}
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return &grpcTransportListener{
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listener: ln,
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tls: t.opts.TLSConfig,
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secure: t.opts.Secure,
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}, nil
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}
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func (t *grpcTransport) Init(opts ...transport.Option) error {
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for _, o := range opts {
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o(&t.opts)
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}
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return nil
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}
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func (t *grpcTransport) Options() transport.Options {
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return t.opts
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}
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func (t *grpcTransport) String() string {
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return "grpc"
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}
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func NewTransport(opts ...transport.Option) transport.Transport {
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var options transport.Options
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for _, o := range opts {
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o(&options)
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}
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return &grpcTransport{opts: options}
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}
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109
transport/grpc/grpc_test.go
Normal file
109
transport/grpc/grpc_test.go
Normal file
@ -0,0 +1,109 @@
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package grpc
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import (
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"strings"
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"testing"
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"github.com/micro/go-micro/transport"
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)
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func expectedPort(t *testing.T, expected string, lsn transport.Listener) {
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parts := strings.Split(lsn.Addr(), ":")
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port := parts[len(parts)-1]
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if port != expected {
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lsn.Close()
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t.Errorf("Expected address to be `%s`, got `%s`", expected, port)
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}
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}
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func TestGRPCTransportPortRange(t *testing.T) {
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tp := NewTransport()
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lsn1, err := tp.Listen(":44444-44448")
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if err != nil {
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t.Errorf("Did not expect an error, got %s", err)
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}
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expectedPort(t, "44444", lsn1)
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lsn2, err := tp.Listen(":44444-44448")
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if err != nil {
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t.Errorf("Did not expect an error, got %s", err)
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}
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expectedPort(t, "44445", lsn2)
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lsn, err := tp.Listen(":0")
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if err != nil {
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t.Errorf("Did not expect an error, got %s", err)
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}
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lsn.Close()
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lsn1.Close()
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lsn2.Close()
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}
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func TestGRPCTransportCommunication(t *testing.T) {
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tr := NewTransport()
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l, err := tr.Listen(":0")
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if err != nil {
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t.Errorf("Unexpected listen err: %v", err)
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}
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defer l.Close()
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fn := func(sock transport.Socket) {
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defer sock.Close()
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for {
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var m transport.Message
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if err := sock.Recv(&m); err != nil {
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return
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}
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if err := sock.Send(&m); err != nil {
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return
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}
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}
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}
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done := make(chan bool)
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go func() {
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if err := l.Accept(fn); err != nil {
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select {
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case <-done:
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default:
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t.Errorf("Unexpected accept err: %v", err)
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}
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}
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}()
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c, err := tr.Dial(l.Addr())
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if err != nil {
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t.Errorf("Unexpected dial err: %v", err)
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}
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defer c.Close()
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m := transport.Message{
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Header: map[string]string{
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"X-Content-Type": "application/json",
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},
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Body: []byte(`{"message": "Hello World"}`),
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}
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if err := c.Send(&m); err != nil {
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t.Errorf("Unexpected send err: %v", err)
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}
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var rm transport.Message
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if err := c.Recv(&rm); err != nil {
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t.Errorf("Unexpected recv err: %v", err)
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}
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if string(rm.Body) != string(m.Body) {
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t.Errorf("Expected %v, got %v", m.Body, rm.Body)
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}
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close(done)
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}
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39
transport/grpc/handler.go
Normal file
39
transport/grpc/handler.go
Normal file
@ -0,0 +1,39 @@
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package grpc
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import (
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"runtime/debug"
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"github.com/micro/go-log"
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"github.com/micro/go-micro/transport"
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pb "github.com/micro/go-plugins/transport/grpc/proto"
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"google.golang.org/grpc/peer"
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)
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// microTransport satisfies the pb.TransportServer inteface
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type microTransport struct {
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addr string
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fn func(transport.Socket)
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}
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func (m *microTransport) Stream(ts pb.Transport_StreamServer) error {
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sock := &grpcTransportSocket{
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stream: ts,
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local: m.addr,
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}
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p, ok := peer.FromContext(ts.Context())
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if ok {
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sock.remote = p.Addr.String()
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}
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defer func() {
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if r := recover(); r != nil {
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log.Log(r, string(debug.Stack()))
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sock.Close()
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}
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}()
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// execute socket func
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m.fn(sock)
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return nil
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}
|
170
transport/grpc/proto/transport.micro.go
Normal file
170
transport/grpc/proto/transport.micro.go
Normal file
@ -0,0 +1,170 @@
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// Code generated by protoc-gen-micro. DO NOT EDIT.
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||||
// source: github.com/micro/go-plugins/transport/grpc/proto/transport.proto
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|
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/*
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Package go_micro_grpc_transport is a generated protocol buffer package.
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||||
|
||||
It is generated from these files:
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||||
github.com/micro/go-plugins/transport/grpc/proto/transport.proto
|
||||
|
||||
It has these top-level messages:
|
||||
Message
|
||||
*/
|
||||
package go_micro_grpc_transport
|
||||
|
||||
import proto "github.com/golang/protobuf/proto"
|
||||
import fmt "fmt"
|
||||
import math "math"
|
||||
|
||||
import (
|
||||
context "context"
|
||||
client "github.com/micro/go-micro/client"
|
||||
server "github.com/micro/go-micro/server"
|
||||
)
|
||||
|
||||
// Reference imports to suppress errors if they are not otherwise used.
|
||||
var _ = proto.Marshal
|
||||
var _ = fmt.Errorf
|
||||
var _ = math.Inf
|
||||
|
||||
// This is a compile-time assertion to ensure that this generated file
|
||||
// is compatible with the proto package it is being compiled against.
|
||||
// A compilation error at this line likely means your copy of the
|
||||
// proto package needs to be updated.
|
||||
const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
|
||||
|
||||
// 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 {
|
||||
if c == nil {
|
||||
c = client.NewClient()
|
||||
}
|
||||
if len(name) == 0 {
|
||||
name = "go.micro.grpc.transport"
|
||||
}
|
||||
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 {
|
||||
SendMsg(interface{}) error
|
||||
RecvMsg(interface{}) error
|
||||
Close() error
|
||||
Send(*Message) error
|
||||
Recv() (*Message, error)
|
||||
}
|
||||
|
||||
type transportServiceStream struct {
|
||||
stream client.Stream
|
||||
}
|
||||
|
||||
func (x *transportServiceStream) Close() error {
|
||||
return x.stream.Close()
|
||||
}
|
||||
|
||||
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) {
|
||||
type transport interface {
|
||||
Stream(ctx context.Context, stream server.Stream) error
|
||||
}
|
||||
type Transport struct {
|
||||
transport
|
||||
}
|
||||
h := &transportHandler{hdlr}
|
||||
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 {
|
||||
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) 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
|
||||
}
|
188
transport/grpc/proto/transport.pb.go
Normal file
188
transport/grpc/proto/transport.pb.go
Normal file
@ -0,0 +1,188 @@
|
||||
// Code generated by protoc-gen-go. DO NOT EDIT.
|
||||
// source: github.com/micro/go-plugins/transport/grpc/proto/transport.proto
|
||||
|
||||
/*
|
||||
Package go_micro_grpc_transport is a generated protocol buffer package.
|
||||
|
||||
It is generated from these files:
|
||||
github.com/micro/go-plugins/transport/grpc/proto/transport.proto
|
||||
|
||||
It has these top-level messages:
|
||||
Message
|
||||
*/
|
||||
package go_micro_grpc_transport
|
||||
|
||||
import proto "github.com/golang/protobuf/proto"
|
||||
import fmt "fmt"
|
||||
import math "math"
|
||||
|
||||
import (
|
||||
context "golang.org/x/net/context"
|
||||
grpc "google.golang.org/grpc"
|
||||
)
|
||||
|
||||
// Reference imports to suppress errors if they are not otherwise used.
|
||||
var _ = proto.Marshal
|
||||
var _ = fmt.Errorf
|
||||
var _ = math.Inf
|
||||
|
||||
// This is a compile-time assertion to ensure that this generated file
|
||||
// is compatible with the proto package it is being compiled against.
|
||||
// A compilation error at this line likely means your copy of the
|
||||
// proto package needs to be updated.
|
||||
const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
|
||||
|
||||
type Message struct {
|
||||
Header map[string]string `protobuf:"bytes,1,rep,name=header" json:"header,omitempty" protobuf_key:"bytes,1,opt,name=key" protobuf_val:"bytes,2,opt,name=value"`
|
||||
Body []byte `protobuf:"bytes,2,opt,name=body,proto3" json:"body,omitempty"`
|
||||
}
|
||||
|
||||
func (m *Message) Reset() { *m = Message{} }
|
||||
func (m *Message) String() string { return proto.CompactTextString(m) }
|
||||
func (*Message) ProtoMessage() {}
|
||||
func (*Message) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
|
||||
|
||||
func (m *Message) GetHeader() map[string]string {
|
||||
if m != nil {
|
||||
return m.Header
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (m *Message) GetBody() []byte {
|
||||
if m != nil {
|
||||
return m.Body
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func init() {
|
||||
proto.RegisterType((*Message)(nil), "go.micro.grpc.transport.Message")
|
||||
}
|
||||
|
||||
// Reference imports to suppress errors if they are not otherwise used.
|
||||
var _ context.Context
|
||||
var _ grpc.ClientConn
|
||||
|
||||
// This is a compile-time assertion to ensure that this generated file
|
||||
// is compatible with the grpc package it is being compiled against.
|
||||
const _ = grpc.SupportPackageIsVersion4
|
||||
|
||||
// Client API for Transport service
|
||||
|
||||
type TransportClient interface {
|
||||
Stream(ctx context.Context, opts ...grpc.CallOption) (Transport_StreamClient, error)
|
||||
}
|
||||
|
||||
type transportClient struct {
|
||||
cc *grpc.ClientConn
|
||||
}
|
||||
|
||||
func NewTransportClient(cc *grpc.ClientConn) TransportClient {
|
||||
return &transportClient{cc}
|
||||
}
|
||||
|
||||
func (c *transportClient) Stream(ctx context.Context, opts ...grpc.CallOption) (Transport_StreamClient, error) {
|
||||
stream, err := grpc.NewClientStream(ctx, &_Transport_serviceDesc.Streams[0], c.cc, "/go.micro.grpc.transport.Transport/Stream", 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
|
||||
}
|
||||
|
||||
// Server API for Transport service
|
||||
|
||||
type TransportServer interface {
|
||||
Stream(Transport_StreamServer) error
|
||||
}
|
||||
|
||||
func RegisterTransportServer(s *grpc.Server, 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
|
||||
}
|
||||
|
||||
var _Transport_serviceDesc = grpc.ServiceDesc{
|
||||
ServiceName: "go.micro.grpc.transport.Transport",
|
||||
HandlerType: (*TransportServer)(nil),
|
||||
Methods: []grpc.MethodDesc{},
|
||||
Streams: []grpc.StreamDesc{
|
||||
{
|
||||
StreamName: "Stream",
|
||||
Handler: _Transport_Stream_Handler,
|
||||
ServerStreams: true,
|
||||
ClientStreams: true,
|
||||
},
|
||||
},
|
||||
Metadata: "github.com/micro/go-plugins/transport/grpc/proto/transport.proto",
|
||||
}
|
||||
|
||||
func init() {
|
||||
proto.RegisterFile("github.com/micro/go-plugins/transport/grpc/proto/transport.proto", fileDescriptor0)
|
||||
}
|
||||
|
||||
var fileDescriptor0 = []byte{
|
||||
// 234 bytes of a gzipped FileDescriptorProto
|
||||
0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x72, 0x48, 0xcf, 0x2c, 0xc9,
|
||||
0x28, 0x4d, 0xd2, 0x4b, 0xce, 0xcf, 0xd5, 0xcf, 0xcd, 0x4c, 0x2e, 0xca, 0xd7, 0x4f, 0xcf, 0xd7,
|
||||
0x2d, 0xc8, 0x29, 0x4d, 0xcf, 0xcc, 0x2b, 0xd6, 0x2f, 0x29, 0x4a, 0xcc, 0x2b, 0x2e, 0xc8, 0x2f,
|
||||
0x2a, 0xd1, 0x4f, 0x2f, 0x2a, 0x48, 0xd6, 0x2f, 0x28, 0xca, 0x2f, 0xc9, 0x47, 0x08, 0xea, 0x81,
|
||||
0xf9, 0x42, 0xe2, 0xe9, 0xf9, 0x7a, 0x60, 0x9d, 0x7a, 0x20, 0x45, 0x7a, 0x70, 0x69, 0xa5, 0x79,
|
||||
0x8c, 0x5c, 0xec, 0xbe, 0xa9, 0xc5, 0xc5, 0x89, 0xe9, 0xa9, 0x42, 0x2e, 0x5c, 0x6c, 0x19, 0xa9,
|
||||
0x89, 0x29, 0xa9, 0x45, 0x12, 0x8c, 0x0a, 0xcc, 0x1a, 0xdc, 0x46, 0x3a, 0x7a, 0x38, 0x74, 0xe9,
|
||||
0x41, 0x75, 0xe8, 0x79, 0x80, 0x95, 0xbb, 0xe6, 0x95, 0x14, 0x55, 0x06, 0x41, 0xf5, 0x0a, 0x09,
|
||||
0x71, 0xb1, 0x24, 0xe5, 0xa7, 0x54, 0x4a, 0x30, 0x29, 0x30, 0x6a, 0xf0, 0x04, 0x81, 0xd9, 0x52,
|
||||
0x96, 0x5c, 0xdc, 0x48, 0x4a, 0x85, 0x04, 0xb8, 0x98, 0xb3, 0x53, 0x2b, 0x25, 0x18, 0x15, 0x18,
|
||||
0x35, 0x38, 0x83, 0x40, 0x4c, 0x21, 0x11, 0x2e, 0xd6, 0xb2, 0xc4, 0x9c, 0xd2, 0x54, 0xb0, 0x2e,
|
||||
0xce, 0x20, 0x08, 0xc7, 0x8a, 0xc9, 0x82, 0xd1, 0x28, 0x9e, 0x8b, 0x33, 0x04, 0x66, 0xaf, 0x50,
|
||||
0x10, 0x17, 0x5b, 0x70, 0x49, 0x51, 0x6a, 0x62, 0xae, 0x90, 0x02, 0x21, 0xb7, 0x49, 0x11, 0x54,
|
||||
0xa1, 0xc4, 0xa0, 0xc1, 0x68, 0xc0, 0x98, 0xc4, 0x06, 0x0e, 0x21, 0x63, 0x40, 0x00, 0x00, 0x00,
|
||||
0xff, 0xff, 0x4e, 0xcc, 0x76, 0x38, 0x65, 0x01, 0x00, 0x00,
|
||||
}
|
12
transport/grpc/proto/transport.proto
Normal file
12
transport/grpc/proto/transport.proto
Normal file
@ -0,0 +1,12 @@
|
||||
syntax = "proto3";
|
||||
|
||||
package go.micro.grpc.transport;
|
||||
|
||||
service Transport {
|
||||
rpc Stream(stream Message) returns (stream Message) {}
|
||||
}
|
||||
|
||||
message Message {
|
||||
map<string, string> header = 1;
|
||||
bytes body = 2;
|
||||
}
|
97
transport/grpc/socket.go
Normal file
97
transport/grpc/socket.go
Normal file
@ -0,0 +1,97 @@
|
||||
package grpc
|
||||
|
||||
import (
|
||||
"github.com/micro/go-micro/transport"
|
||||
pb "github.com/micro/go-plugins/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…
Reference in New Issue
Block a user