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K6
grpc
convertToMethodInfo

How to use convertToMethodInfo method of grpc Package

Best K6 code snippet using grpc.convertToMethodInfo

client.go

Source:client.go

...58	seen := make(map[string]struct{})59	for _, fd := range fds {60		fdset.File = append(fdset.File, walkFileDescriptors(seen, fd)...)61	}62	return c.convertToMethodInfo(fdset)63}64// Connect is a block dial to the gRPC server at the given address (host:port)65func (c *Client) Connect(addr string, params map[string]interface{}) (bool, error) {66	state := c.vu.State()67	if state == nil {68		return false, common.NewInitContextError("connecting to a gRPC server in the init context is not supported")69	}70	p, err := c.parseConnectParams(params)71	if err != nil {72		return false, err73	}74	opts := grpcext.DefaultOptions(c.vu)75	var tcred credentials.TransportCredentials76	if !p.IsPlaintext {77		tlsCfg := state.TLSConfig.Clone()78		tlsCfg.NextProtos = []string{"h2"}79		// TODO(rogchap): Would be good to add support for custom RootCAs (self signed)80		tcred = credentials.NewTLS(tlsCfg)81	} else {82		tcred = insecure.NewCredentials()83	}84	opts = append(opts, grpc.WithTransportCredentials(tcred))85	if ua := state.Options.UserAgent; ua.Valid {86		opts = append(opts, grpc.WithUserAgent(ua.ValueOrZero()))87	}88	ctx, cancel := context.WithTimeout(c.vu.Context(), p.Timeout)89	defer cancel()90	c.addr = addr91	c.conn, err = grpcext.Dial(ctx, addr, opts...)92	if err != nil {93		return false, err94	}95	if !p.UseReflectionProtocol {96		return true, nil97	}98	fdset, err := c.conn.Reflect(ctx)99	if err != nil {100		return false, err101	}102	_, err = c.convertToMethodInfo(fdset)103	if err != nil {104		return false, fmt.Errorf("can't convert method info: %w", err)105	}106	return true, err107}108// Invoke creates and calls a unary RPC by fully qualified method name109func (c *Client) Invoke(110	method string,111	req goja.Value,112	params map[string]interface{},113) (*grpcext.Response, error) {114	state := c.vu.State()115	if state == nil {116		return nil, common.NewInitContextError("invoking RPC methods in the init context is not supported")117	}118	if c.conn == nil {119		return nil, errors.New("no gRPC connection, you must call connect first")120	}121	if method == "" {122		return nil, errors.New("method to invoke cannot be empty")123	}124	if method[0] != '/' {125		method = "/" + method126	}127	methodDesc := c.mds[method]128	if methodDesc == nil {129		return nil, fmt.Errorf("method %q not found in file descriptors", method)130	}131	p, err := c.parseParams(params)132	if err != nil {133		return nil, err134	}135	b, err := req.ToObject(c.vu.Runtime()).MarshalJSON()136	if err != nil {137		return nil, fmt.Errorf("unable to serialise request object: %w", err)138	}139	md := metadata.New(nil)140	for param, strval := range p.Metadata {141		md.Append(param, strval)142	}143	ctx, cancel := context.WithTimeout(c.vu.Context(), p.Timeout)144	defer cancel()145	tags := state.CloneTags()146	for k, v := range p.Tags {147		tags[k] = v148	}149	if state.Options.SystemTags.Has(metrics.TagURL) {150		tags["url"] = fmt.Sprintf("%s%s", c.addr, method)151	}152	parts := strings.Split(method[1:], "/")153	if state.Options.SystemTags.Has(metrics.TagService) {154		tags["service"] = parts[0]155	}156	if state.Options.SystemTags.Has(metrics.TagMethod) {157		tags["method"] = parts[1]158	}159	// Only set the name system tag if the user didn't explicitly set it beforehand160	if _, ok := tags["name"]; !ok && state.Options.SystemTags.Has(metrics.TagName) {161		tags["name"] = method162	}163	reqmsg := grpcext.Request{164		MethodDescriptor: methodDesc,165		Message:          b,166		Tags:             tags,167	}168	return c.conn.Invoke(ctx, method, md, reqmsg)169}170// Close will close the client gRPC connection171func (c *Client) Close() error {172	if c.conn == nil {173		return nil174	}175	err := c.conn.Close()176	c.conn = nil177	return err178}179// MethodInfo holds information on any parsed method descriptors that can be used by the goja VM180type MethodInfo struct {181	Package         string182	Service         string183	FullMethod      string184	grpc.MethodInfo `json:"-" js:"-"`185}186func (c *Client) convertToMethodInfo(fdset *descriptorpb.FileDescriptorSet) ([]MethodInfo, error) {187	files, err := protodesc.NewFiles(fdset)188	if err != nil {189		return nil, err190	}191	var rtn []MethodInfo192	if c.mds == nil {193		// This allows us to call load() multiple times, without overwriting the194		// previously loaded definitions.195		c.mds = make(map[string]protoreflect.MethodDescriptor)196	}197	appendMethodInfo := func(198		fd protoreflect.FileDescriptor,199		sd protoreflect.ServiceDescriptor,200		md protoreflect.MethodDescriptor,...

convertToMethodInfo

Using AI Code Generation

1import (2type server struct {3}4func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {5	fmt.Println("SayHello called")6	return &pb.HelloReply{Message: "Hello " + in.Name}, nil7}8func main() {9	lis, err := net.Listen("tcp", ":8080")10	if err != nil {11		log.Fatalf("failed to listen: %v", err)12	}13	s := grpc.NewServer()14	pb.RegisterGreeterServer(s, &server{})15	reflection.Register(s)16	log.Println("Starting server...")17	if err := s.Serve(lis); err != nil {18		log.Fatalf("failed to serve: %v", err)19	}20}21import (22type server struct {23}24func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {25	fmt.Println("SayHello called")26	return &pb.HelloReply{Message: "Hello " + in.Name}, nil27}28func (s *server) SayHelloStream(in *pb.HelloRequest, stream pb.Greeter_SayHelloStreamServer) error {29	fmt.Println("SayHelloStream called")30	for i := 0; i < 10; i++ {31		err := stream.Send(&pb.HelloReply{Message: "Hello " + in.Name + " " + fmt.Sprint(i)})32		if err != nil {33		}34	}35}36func main() {37	lis, err := net.Listen("tcp", ":8080")38	if err != nil {39		log.Fatalf("failed to listen: %v

convertToMethodInfo

Using AI Code Generation

1import (2type (3	Service struct {4	}5	GetRequest struct {6	}7	GetResponse struct {8	}9func (s Service) Get(ctx util.Context, req *GetRequest) (*GetResponse, error) {10	return &GetResponse{ID: req.ID}, nil11}12func main() {13	mi := grpc.ConvertToMethodInfo(&Service{}, "Get")14	reqType := mi.GetRequestType()15	resType := mi.GetResponseType()16	req := reflect.New(reqType).Interface()17	res := reflect.New(resType).Interface()18	err := resource.DecodeJSONBody(req, http.Request{Method: "GET", URL: &url.URL{Path: "/test"}, Body: ioutil.NopCloser(strings.NewReader(`{"id":"123"}`))})19	if err != nil {20		return nil, status.Errorf(codes.InvalidArgument, "unable to decode request body: %v", err)21	}22	err = grpc.Invoke(ctx, mi, s, req, res)23	if err != nil {24	}25	fmt.Println(res)26}

convertToMethodInfo

Using AI Code Generation

1import (2type Foo struct {3}4func main() {5	req := &Foo{Foo: "bar"}6	req1 := &Foo{Foo: "bar1"}7	req2 := &Foo{Foo: "bar2"}8	req3 := &Foo{Foo: "bar3"}9	req4 := &Foo{Foo: "bar4"}10	req5 := &Foo{Foo: "bar5"}11	req6 := &Foo{Foo: "bar6"}12	req7 := &Foo{Foo: "bar7"}13	req8 := &Foo{Foo: "bar8"}14	req9 := &Foo{Foo: "bar9"}15	req10 := &Foo{Foo: "bar10"}16	req11 := &Foo{Foo: "bar11"}17	req12 := &Foo{Foo: "bar12"}18	req13 := &Foo{Foo: "bar13"}19	req14 := &Foo{Foo: "bar14"}20	req15 := &Foo{Foo: "bar15"}21	req16 := &Foo{Foo: "bar16"}22	req17 := &Foo{Foo: "bar17"}23	req18 := &Foo{Foo: "bar18"}24	req19 := &Foo{Foo: "bar19"}25	req20 := &Foo{Foo: "bar

convertToMethodInfo

Using AI Code Generation

1import (2type Server struct {3}4func (s *Server) SayHello(in *HelloRequest) (*HelloReply, error) {5	fmt.Println("Received: ", in.Name)6	return &HelloReply{Message: "Hello " + in.Name}, nil7}8func (s *Server) SayHelloAgain(in *HelloRequest) (*HelloReply, error) {9	fmt.Println("Received: ", in.Name)10	return &HelloReply{Message: "Hello again " + in.Name}, nil11}12func main() {13	s := Server{}

convertToMethodInfo

Using AI Code Generation

1import (2func convertToMethodInfo(m interface{}) (uintptr, uintptr)3func main() {4	m := func(a int, b int) int {5	}6	fmt.Println(m(1, 2))7	ptr, _ := convertToMethodInfo(m)8	f := *(*func(int, int) int)(unsafe.Pointer(&ptr))9	fmt.Println(f(1, 2))10}11`reflect.Value`还有`Interface`方法，可以将`reflect.Value`转换为`interface{}`类型，反之可以使用`reflect.ValueOf`函数将`interface{}`类型转换为`reflect.Value`。12import (

convertToMethodInfo

Using AI Code Generation

1import (2func main() {3	g := generator.New()4	gg := gengateway.New(g)5	m := descriptor.Method{6		Name: proto.String("HelloWorld"),7	}

convertToMethodInfo

Using AI Code Generation

1import (2type MyService struct {3}4func (ms *MyService) MyMethod(ctx context.Context, req *MyRequest) (*MyResponse, error) {5	return &MyResponse{}, nil6}7func main() {8	s := grpc.NewServer()9	ms := &MyService{}10	s.RegisterService(&grpc.ServiceDesc{11		HandlerType: (*MyServiceServer)(nil),12		Methods:     grpc.ConvertToMethodInfo(ms),13	}, ms)14}

convertToMethodInfo

Using AI Code Generation

1import (2type grpc struct {3}4type methodInfo struct {5}6func (g *grpc) convertToMethodInfo(methodName string, receiver interface{}) (*methodInfo, error) {7	method, ok := reflect.TypeOf(receiver).MethodByName(methodName)8	if !ok {9		return nil, fmt.Errorf("method %s not found", methodName)10	}11	return &methodInfo{12	}, nil13}14func main() {15	methodInfo, err := g.convertToMethodInfo("SayHello", &g)16	if err != nil {17		fmt.Println(err)18	}19	fmt.Println(methodInfo)20}

convertToMethodInfo

Using AI Code Generation

1import (2func main() {3	file, err := os.Open("1.txt")4	if err != nil {5		fmt.Println(err)6	}7	defer file.Close()8	methodInfo, err := grpc.ConvertToMethodInfo(file)9	if err != nil {10		fmt.Println(err)11	}12	fmt.Printf("Request Method: %s\n", methodInfo.Method)13	fmt.Printf("Request Path: %s\n", methodInfo.Path)14	fmt.Printf("Request Host: %s\n", methodInfo.Host)15	fmt.Printf("Request Content-Type: %s\n", methodInfo.ContentType)16	fmt.Printf("Request Body: %s\n", methodInfo.Body)17}

convertToMethodInfo

Using AI Code Generation

1import (2func main() {3	grpcObj := grpc.Grpc{}4	methodInfo := grpc.MethodInfo{}5	methodInfo = grpcObj.ConvertToMethodInfo("1", "1", "1", "1", "1", "1", "1", "1", "1", "1")6	fmt.Println("Method Name: ", methodInfo.MethodName)7	fmt.Println("Method Description: ", methodInfo.MethodDescription)8	fmt.Println("Method Input: ", methodInfo.MethodInput)9	fmt.Println("Method Output: ", methodInfo.MethodOutput)10	fmt.Println("Method Output Type: ", methodInfo.MethodOutputType)11	fmt.Println("Method Output Description: ", methodInfo.MethodOutputDescription)12	fmt.Println("Method Output Example: ", methodInfo.MethodOutputExample)13	fmt.Println("Method Output Type: ", methodInfo.MethodOutputType)14	fmt.Println("Method Output Description: ", methodInfo.MethodOutputDescription)15	fmt.Println("Method Output Example: ", methodInfo.MethodOutputExample)16}

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