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How to use TagRPC method of grpcext Package

Best K6 code snippet using grpcext.TagRPC

conn.go

Source:conn.go

...156// HandleConn implements the grpcstats.Handler interface157func (statsHandler) HandleConn(context.Context, grpcstats.ConnStats) {158	// noop159}160// TagRPC implements the grpcstats.Handler interface161func (statsHandler) TagRPC(ctx context.Context, _ *grpcstats.RPCTagInfo) context.Context {162	// noop163	return ctx164}165// HandleRPC implements the grpcstats.Handler interface166func (h statsHandler) HandleRPC(ctx context.Context, stat grpcstats.RPCStats) {167	state := h.vu.State()168	tags := getTags(ctx)169	switch s := stat.(type) {170	case *grpcstats.OutHeader:171		if state.Options.SystemTags.Has(metrics.TagIP) && s.RemoteAddr != nil {172			if ip, _, err := net.SplitHostPort(s.RemoteAddr.String()); err == nil {173				tags["ip"] = ip174			}175		}...

TagRPC

Using AI Code Generation

1import (2const (3type server struct{}4func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {5	p, ok := peer.FromContext(ctx)6	if !ok {7		return nil, status.Errorf(codes.Unauthenticated, "peer.FromContext failed")8	}9	md, ok := metadata.FromIncomingContext(ctx)10	if !ok {11		return nil, status.Errorf(codes.Unauthenticated, "metadata.FromIncomingContext failed")12	}13	if !ok {14		return nil, status.Errorf(codes.Unauthenticated, "metadata does not contain 'x-forwarded-for'")15	}16	log.Printf("Received: %v from %v (%v)", in.GetName(), p.Addr, ips[0])17	return &pb.HelloReply{Message: "Hello " + in.GetName()}, nil18}19func main() {20	lis, err := net.Listen("tcp", port)21	if err != nil {22		grpclog.Fatalf("failed to listen: %v", err)23	}24	s := grpc.NewServer()25	pb.RegisterGreeterServer(s, &server{})26	if err := s.Serve(lis); err != nil {27		grpclog.Fatalf("failed to serve: %v", err)28	}29}30import (31const (32func main() {

TagRPC

Using AI Code Generation

1import (2type server struct{}3func (s *server) Hello(ctx context.Context, request *HelloRequest) (*HelloReply, error) {4	p, ok := peer.FromContext(ctx)5	if !ok {6		return nil, fmt.Errorf("failed to get peer from context")7	}8	fmt.Printf("Got peer info from context: %+v9	md, ok := metadata.FromIncomingContext(ctx)10	if !ok {11		return nil, fmt.Errorf("failed to get metadata from context")12	}13	fmt.Printf("Got metadata from context: %+v14	return &HelloReply{Message: "Hello " + request.Name}, nil15}16func main() {17	lis, err := net.Listen("tcp", ":50051")18	if err != nil {19		log.Fatalf("failed to listen: %v", err)20	}21	s := grpc.NewServer()22	RegisterGreeterServer(s, &server{})23	s.Serve(lis)24}25import (26func main() {27	creds, err := credentials.NewClientTLSFromFile("cert.pem", "")28	if err != nil {29		log.Fatalf("could not load tls cert: %s", err)30	}31	conn, err := grpc.Dial("localhost:50051", grpc.WithTransportCredentials(creds))32	if err != nil {33		log.Fatalf("did not connect: %v", err)34	}35	defer conn.Close()36	c := NewGreeterClient(conn)37	ctx, cancel := context.WithTimeout(context.Background(), time.Second)38	defer cancel()39	r, err := c.Hello(ctx, &HelloRequest{Name: name

TagRPC

Using AI Code Generation

1import (2type server struct{}3func (s *server) SayHello(ctx context.Context, in *HelloRequest) (*HelloReply, error) {4	grpcext.TagRPC(ctx, &stats.RPCTagInfo{FullMethodName: "SayHello"})5	return &HelloReply{Message: "Hello " + in.Name}, nil6}7func main() {8	lis, err := net.Listen("tcp", ":50051")9	if err != nil {10		grpclog.Fatalf("failed to listen: %v", err)11	}12	s := grpc.NewServer()13	RegisterGreeterServer(s, &server{})14	reflection.Register(s)15	if err := s.Serve(lis); err != nil {16		grpclog.Fatalf("failed to serve: %v", err)17	}18}19import (20type server struct{}21func (s *server) SayHello(ctx context.Context, in *HelloRequest) (*HelloReply, error) {

TagRPC

Using AI Code Generation

1import (2type server struct{}3func (s *server) Ping(ctx context.Context, in *PingMessage) (*PingMessage, error) {4  log.Printf("Ping message body %s5  md, ok := metadata.FromIncomingContext(ctx)6  if ok {7    log.Printf("Ping message metadata %v8  }9  p, ok := peer.FromContext(ctx)10  if ok {11    log.Printf("Ping peer %v12  }13  return &PingMessage{Body: "pong"}, nil14}15func main() {16  lis, err := net.Listen("tcp", ":50051")17  if err != nil {18    log.Fatalf("failed to listen: %v", err)19  }20  s := grpc.NewServer()21  RegisterPingServiceServer(s, &server{})22  if err := s.Serve(lis); err != nil {23    log.Fatalf("failed to serve: %v", err)24  }25}26import (27func main() {28  conn, err := grpc.Dial("localhost:50051", grpc.WithInsecure())29  if err != nil {30    log.Fatalf("did not connect: %v", err)31  }32  defer conn.Close()33  c := NewPingServiceClient(conn)34  ctx, cancel := context.WithTimeout(context.Background(), time.Second)35  defer cancel()36  p, _ := peer.FromContext(ctx)37  md := metadata.Pairs("peer", p.Addr.String())38  ctx = metadata.NewOutgoingContext(ctx, md)39  r, err := c.Ping(ctx, &PingMessage{Body: "ping"})40  if err != nil {41    log.Fatalf("could not greet: %v", err)42  }43  log.Printf("Greeting: %s44}

TagRPC

Using AI Code Generation

1import (2func main() {3    conn, err := grpc.Dial("localhost:50051", grpc.WithInsecure())4    if err != nil {5        panic(err)6    }7    defer conn.Close()8    c := pb.NewGreeterClient(conn)9    md := metadata.Pairs("tag", "tagValue")10    ctx := metadata.NewContext(context.Background(), md)11    r, err := c.SayHello(ctx, &pb.HelloRequest{Name: name})12    if err != nil {13        grpcErr, ok := status.FromError(err)14        if ok && grpcErr.Code() == codes.Unauthenticated {15            fmt.Println("Tag is not set")16        } else {17            log.Fatalf("could not greet: %v", err)18        }19    }20    log.Printf("Greeting: %s", r.Message)21}22import (23func main() {24    conn, err := grpc.Dial("localhost:50051", grpc.WithInsecure())25    if err != nil {26        panic(err)27    }28    defer conn.Close()29    c := pb.NewGreeterClient(conn)30    md := metadata.Pairs("tag", "tagValue")31    ctx := metadata.NewContext(context.Background(), md)32    r, err := c.SayHello(ctx, &pb.HelloRequest{Name: name})33    if err != nil {34        grpcErr, ok := status.FromError(err)35        if ok && grpcErr.Code() == codes.Unauthenticated {36            fmt.Println("Tag is not set")37        } else {38            log.Fatalf("could not greet: %v

TagRPC

Using AI Code Generation

1import (2type server struct{}3func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {4	grpclog.Info("Received: %v", in.GetName())5	return &pb.HelloReply{Message: "Hello " + in.GetName()}, nil6}7func main() {8	lis, err := net.Listen("tcp", ":50051")9	if err != nil {10		grpclog.Fatalf("failed to listen: %v", err)11	}12	s := grpc.NewServer()13	pb.RegisterGreeterServer(s, &server{})14	s.Serve(lis)15}16import (17type server struct{}18func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {19	grpclog.Info("Received: %v", in.GetName())20	return &pb.HelloReply{Message: "Hello " + in.GetName()}, nil21}22func main() {23	lis, err := net.Listen("tcp", ":50051")24	if err != nil {25		grpclog.Fatalf("failed to listen: %v", err)26	}27	s := grpc.NewServer()28	pb.RegisterGreeterServer(s, &server{})29	s.Serve(lis)30}31import (

TagRPC

Using AI Code Generation

1import (2func main() {3	conn, err := grpc.Dial("localhost:50051", grpc.WithInsecure())4	if err != nil {5		log.Fatalf("did not connect: %v", err)6	}7	defer conn.Close()8	ctx, cancel := context.WithTimeout(context.Background(), time.Second)9	defer cancel()10	grpcext := &grpcext{}11	md := metadata.Pairs("key1", "value1", "key2", "value2")12	grpcext.TagRPC(ctx, &md)13	if err != nil {14		log.Fatal(err)15	}16	httpext := &httpext{}17	httpext.Header(ctx, r.Header)18}19import (20func main() {21	conn, err := grpc.Dial("localhost:50051", grpc.WithInsecure())22	if err != nil {23		log.Fatalf("did not connect: %v", err)24	}25	defer conn.Close()26	ctx, cancel := context.WithTimeout(context.Background(), time.Second)27	defer cancel()28	grpcext := &grpcext{}29	md := metadata.Pairs("key1", "value1", "key2", "value2")

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