diff --git a/examples/traces/Dockerfile b/examples/traces/Dockerfile new file mode 100644 index 000000000..7a7a2f589 --- /dev/null +++ b/examples/traces/Dockerfile @@ -0,0 +1,30 @@ +FROM golang:1.15 AS builder + +COPY . /src + +COPY ../ /src + +WORKDIR /src/app/message + +RUN GOPROXY=https://goproxy.cn go build -o ./bin/message ./... + +WORKDIR /src/app/user + +RUN GOPROXY=https://goproxy.cn go build -o ./bin/user ./... + +FROM debian:stable-slim + +RUN apt-get update && apt-get install -y --no-install-recommends \ + ca-certificates \ + netbase \ + && rm -rf /var/lib/apt/lists/ \ + && apt-get autoremove -y && apt-get autoclean -y + +COPY --from=builder /src/app/message/bin /app +COPY --from=builder /src/app/user/bin /app +COPY --from=builder /src/start.sh /app + +EXPOSE 8000 +EXPOSE 9000 + +ENTRYPOINT ["sh","/app/start.sh"] \ No newline at end of file diff --git a/examples/traces/README.md b/examples/traces/README.md new file mode 100644 index 000000000..ff272da88 --- /dev/null +++ b/examples/traces/README.md @@ -0,0 +1,19 @@ +# traces example + +- There are two services in the example + +- After receiving the HTTP request, the user service calls the grpc server provided by the message service through the grpc client + +- The example shows how to use tracing middleware + +- You can experience the effect by following the command + +### run example +```shell +docker-compose up -build +curl http://localhost:8000/v1/user/get/message/10 +# Open with browser http://localhost:16686 +# You can see the effect +``` + + diff --git a/examples/traces/api/message/message.pb.go b/examples/traces/api/message/message.pb.go new file mode 100644 index 000000000..06f69a016 --- /dev/null +++ b/examples/traces/api/message/message.pb.go @@ -0,0 +1,299 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// versions: +// protoc-gen-go v1.26.0 +// protoc v3.13.0 +// source: message.proto + +package v1 + +import ( + _ "google.golang.org/genproto/googleapis/api/annotations" + 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 GetUserMessageRequest struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Id int64 `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"` + Count int64 `protobuf:"varint,2,opt,name=count,proto3" json:"count,omitempty"` +} + +func (x *GetUserMessageRequest) Reset() { + *x = GetUserMessageRequest{} + if protoimpl.UnsafeEnabled { + mi := &file_message_proto_msgTypes[0] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *GetUserMessageRequest) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*GetUserMessageRequest) ProtoMessage() {} + +func (x *GetUserMessageRequest) ProtoReflect() protoreflect.Message { + mi := &file_message_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 GetUserMessageRequest.ProtoReflect.Descriptor instead. +func (*GetUserMessageRequest) Descriptor() ([]byte, []int) { + return file_message_proto_rawDescGZIP(), []int{0} +} + +func (x *GetUserMessageRequest) GetId() int64 { + if x != nil { + return x.Id + } + return 0 +} + +func (x *GetUserMessageRequest) GetCount() int64 { + if x != nil { + return x.Count + } + return 0 +} + +type GetUserMessageReply struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Messages []*Message `protobuf:"bytes,1,rep,name=messages,proto3" json:"messages,omitempty"` +} + +func (x *GetUserMessageReply) Reset() { + *x = GetUserMessageReply{} + if protoimpl.UnsafeEnabled { + mi := &file_message_proto_msgTypes[1] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *GetUserMessageReply) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*GetUserMessageReply) ProtoMessage() {} + +func (x *GetUserMessageReply) ProtoReflect() protoreflect.Message { + mi := &file_message_proto_msgTypes[1] + 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 GetUserMessageReply.ProtoReflect.Descriptor instead. +func (*GetUserMessageReply) Descriptor() ([]byte, []int) { + return file_message_proto_rawDescGZIP(), []int{1} +} + +func (x *GetUserMessageReply) GetMessages() []*Message { + if x != nil { + return x.Messages + } + return nil +} + +type Message struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Content string `protobuf:"bytes,1,opt,name=content,proto3" json:"content,omitempty"` +} + +func (x *Message) Reset() { + *x = Message{} + if protoimpl.UnsafeEnabled { + mi := &file_message_proto_msgTypes[2] + 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_message_proto_msgTypes[2] + 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_message_proto_rawDescGZIP(), []int{2} +} + +func (x *Message) GetContent() string { + if x != nil { + return x.Content + } + return "" +} + +var File_message_proto protoreflect.FileDescriptor + +var file_message_proto_rawDesc = []byte{ + 0x0a, 0x0d, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, + 0x0e, 0x61, 0x70, 0x69, 0x2e, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x2e, 0x76, 0x31, 0x1a, + 0x1c, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x61, 0x70, 0x69, 0x2f, 0x61, 0x6e, 0x6e, 0x6f, + 0x74, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x3d, 0x0a, + 0x15, 0x47, 0x65, 0x74, 0x55, 0x73, 0x65, 0x72, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 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0: api.message.v1.GetUserMessageRequest + (*GetUserMessageReply)(nil), // 1: api.message.v1.GetUserMessageReply + (*Message)(nil), // 2: api.message.v1.Message +} +var file_message_proto_depIdxs = []int32{ + 2, // 0: api.message.v1.GetUserMessageReply.messages:type_name -> api.message.v1.Message + 0, // 1: api.message.v1.MessageService.GetUserMessage:input_type -> api.message.v1.GetUserMessageRequest + 1, // 2: api.message.v1.MessageService.GetUserMessage:output_type -> api.message.v1.GetUserMessageReply + 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_message_proto_init() } +func file_message_proto_init() { + if File_message_proto != nil { + return + } + if !protoimpl.UnsafeEnabled { + file_message_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*GetUserMessageRequest); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_message_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*GetUserMessageReply); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_message_proto_msgTypes[2].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_message_proto_rawDesc, + NumEnums: 0, + NumMessages: 3, + NumExtensions: 0, + NumServices: 1, + }, + GoTypes: file_message_proto_goTypes, + DependencyIndexes: file_message_proto_depIdxs, + MessageInfos: file_message_proto_msgTypes, + }.Build() + File_message_proto = out.File + file_message_proto_rawDesc = nil + file_message_proto_goTypes = nil + file_message_proto_depIdxs = nil +} diff --git a/examples/traces/api/message/message.proto b/examples/traces/api/message/message.proto new file mode 100644 index 000000000..70837dbf9 --- /dev/null +++ b/examples/traces/api/message/message.proto @@ -0,0 +1,32 @@ +syntax = "proto3"; + +package api.message.v1; + +option go_package = "github.com/go-kratos/kratos/examples/traces/api/message/v1;v1"; +option java_multiple_files = true; +option java_package = "api.message.v1"; + +import "google/api/annotations.proto"; + +service MessageService { + rpc GetUserMessage (GetUserMessageRequest) returns (GetUserMessageReply){ + option (google.api.http) = { + get: "/v1/message/user/{id}/{count}" + body: "*" + }; + } +} + + +message GetUserMessageRequest { + int64 id = 1; + int64 count = 2; +} + +message GetUserMessageReply { + repeated Message messages = 1; +} + +message Message { + string content = 1; +} diff --git a/examples/traces/api/message/message_grpc.pb.go b/examples/traces/api/message/message_grpc.pb.go new file mode 100644 index 000000000..352bd61e9 --- /dev/null +++ b/examples/traces/api/message/message_grpc.pb.go @@ -0,0 +1,101 @@ +// Code generated by protoc-gen-go-grpc. DO NOT EDIT. + +package v1 + +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 + +// MessageServiceClient is the client API for MessageService 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 MessageServiceClient interface { + GetUserMessage(ctx context.Context, in *GetUserMessageRequest, opts ...grpc.CallOption) (*GetUserMessageReply, error) +} + +type messageServiceClient struct { + cc grpc.ClientConnInterface +} + +func NewMessageServiceClient(cc grpc.ClientConnInterface) MessageServiceClient { + return &messageServiceClient{cc} +} + +func (c *messageServiceClient) GetUserMessage(ctx context.Context, in *GetUserMessageRequest, opts ...grpc.CallOption) (*GetUserMessageReply, error) { + out := new(GetUserMessageReply) + err := c.cc.Invoke(ctx, "/api.message.v1.MessageService/GetUserMessage", in, out, opts...) + if err != nil { + return nil, err + } + return out, nil +} + +// MessageServiceServer is the server API for MessageService service. +// All implementations must embed UnimplementedMessageServiceServer +// for forward compatibility +type MessageServiceServer interface { + GetUserMessage(context.Context, *GetUserMessageRequest) (*GetUserMessageReply, error) + mustEmbedUnimplementedMessageServiceServer() +} + +// UnimplementedMessageServiceServer must be embedded to have forward compatible implementations. +type UnimplementedMessageServiceServer struct { +} + +func (UnimplementedMessageServiceServer) GetUserMessage(context.Context, *GetUserMessageRequest) (*GetUserMessageReply, error) { + return nil, status.Errorf(codes.Unimplemented, "method GetUserMessage not implemented") +} +func (UnimplementedMessageServiceServer) mustEmbedUnimplementedMessageServiceServer() {} + +// UnsafeMessageServiceServer may be embedded to opt out of forward compatibility for this service. +// Use of this interface is not recommended, as added methods to MessageServiceServer will +// result in compilation errors. +type UnsafeMessageServiceServer interface { + mustEmbedUnimplementedMessageServiceServer() +} + +func RegisterMessageServiceServer(s grpc.ServiceRegistrar, srv MessageServiceServer) { + s.RegisterService(&MessageService_ServiceDesc, srv) +} + +func _MessageService_GetUserMessage_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) { + in := new(GetUserMessageRequest) + if err := dec(in); err != nil { + return nil, err + } + if interceptor == nil { + return srv.(MessageServiceServer).GetUserMessage(ctx, in) + } + info := &grpc.UnaryServerInfo{ + Server: srv, + FullMethod: "/api.message.v1.MessageService/GetUserMessage", + } + handler := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.(MessageServiceServer).GetUserMessage(ctx, req.(*GetUserMessageRequest)) + } + return interceptor(ctx, in, info, handler) +} + +// MessageService_ServiceDesc is the grpc.ServiceDesc for MessageService service. +// It's only intended for direct use with grpc.RegisterService, +// and not to be introspected or modified (even as a copy) +var MessageService_ServiceDesc = grpc.ServiceDesc{ + ServiceName: "api.message.v1.MessageService", + HandlerType: (*MessageServiceServer)(nil), + Methods: []grpc.MethodDesc{ + { + MethodName: "GetUserMessage", + Handler: _MessageService_GetUserMessage_Handler, + }, + }, + Streams: []grpc.StreamDesc{}, + Metadata: "message.proto", +} diff --git a/examples/traces/api/message/message_http.pb.go b/examples/traces/api/message/message_http.pb.go new file mode 100644 index 000000000..1dcf6d01f --- /dev/null +++ b/examples/traces/api/message/message_http.pb.go @@ -0,0 +1,63 @@ +// Code generated by protoc-gen-go-http. DO NOT EDIT. + +package v1 + +import ( + context "context" + http1 "github.com/go-kratos/kratos/v2/transport/http" + binding "github.com/go-kratos/kratos/v2/transport/http/binding" + mux "github.com/gorilla/mux" + http "net/http" +) + +// This is a compile-time assertion to ensure that this generated file +// is compatible with the kratos package it is being compiled against. +var _ = new(http.Request) +var _ = new(context.Context) +var _ = binding.MapProto +var _ = mux.NewRouter + +const _ = http1.SupportPackageIsVersion1 + +type MessageServiceHandler interface { + GetUserMessage(context.Context, *GetUserMessageRequest) (*GetUserMessageReply, error) +} + +func NewMessageServiceHandler(srv MessageServiceHandler, opts ...http1.HandleOption) http.Handler { + h := http1.DefaultHandleOptions() + for _, o := range opts { + o(&h) + } + r := mux.NewRouter() + + r.HandleFunc("/v1/message/user/{id}/{count}", func(w http.ResponseWriter, r *http.Request) { + var in GetUserMessageRequest + if err := h.Decode(r, &in); err != nil { + h.Error(w, r, err) + return + } + + if err := binding.MapProto(&in, mux.Vars(r)); err != nil { + h.Error(w, r, err) + return + } + + next := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.GetUserMessage(ctx, req.(*GetUserMessageRequest)) + } + if h.Middleware != nil { + next = h.Middleware(next) + } + out, err := next(r.Context(), &in) + if err != nil { + h.Error(w, r, err) + return + } + reply := out.(*GetUserMessageReply) + if err := h.Encode(w, r, reply); err != nil { + h.Error(w, r, err) + } + }).Methods("GET") + + return r +} diff --git a/examples/traces/api/user/user.pb.go b/examples/traces/api/user/user.pb.go new file mode 100644 index 000000000..8022a9445 --- /dev/null +++ b/examples/traces/api/user/user.pb.go @@ -0,0 +1,288 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// versions: +// protoc-gen-go v1.26.0 +// protoc v3.13.0 +// source: user.proto + +package v1 + +import ( + _ "google.golang.org/genproto/googleapis/api/annotations" + 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 GetMyMessagesRequest struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Count int64 `protobuf:"varint,1,opt,name=count,proto3" json:"count,omitempty"` +} + +func (x *GetMyMessagesRequest) Reset() { + *x = GetMyMessagesRequest{} + if protoimpl.UnsafeEnabled { + mi := &file_user_proto_msgTypes[0] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *GetMyMessagesRequest) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*GetMyMessagesRequest) ProtoMessage() {} + +func (x *GetMyMessagesRequest) ProtoReflect() protoreflect.Message { + mi := &file_user_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 GetMyMessagesRequest.ProtoReflect.Descriptor instead. +func (*GetMyMessagesRequest) Descriptor() ([]byte, []int) { + return file_user_proto_rawDescGZIP(), []int{0} +} + +func (x *GetMyMessagesRequest) GetCount() int64 { + if x != nil { + return x.Count + } + return 0 +} + +type GetMyMessagesReply struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Messages []*Message `protobuf:"bytes,1,rep,name=messages,proto3" json:"messages,omitempty"` +} + +func (x *GetMyMessagesReply) Reset() { + *x = GetMyMessagesReply{} + if protoimpl.UnsafeEnabled { + mi := &file_user_proto_msgTypes[1] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *GetMyMessagesReply) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*GetMyMessagesReply) ProtoMessage() {} + +func (x *GetMyMessagesReply) ProtoReflect() protoreflect.Message { + mi := &file_user_proto_msgTypes[1] + 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 GetMyMessagesReply.ProtoReflect.Descriptor instead. +func (*GetMyMessagesReply) Descriptor() ([]byte, []int) { + return file_user_proto_rawDescGZIP(), []int{1} +} + +func (x *GetMyMessagesReply) GetMessages() []*Message { + if x != nil { + return x.Messages + } + return nil +} + +type Message struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Content string `protobuf:"bytes,1,opt,name=content,proto3" json:"content,omitempty"` +} + +func (x *Message) Reset() { + *x = Message{} + if protoimpl.UnsafeEnabled { + mi := &file_user_proto_msgTypes[2] + 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_user_proto_msgTypes[2] + 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_user_proto_rawDescGZIP(), []int{2} +} + +func (x *Message) GetContent() string { + if x != nil { + return x.Content + } + return "" +} + +var File_user_proto protoreflect.FileDescriptor + +var file_user_proto_rawDesc = []byte{ + 0x0a, 0x0a, 0x75, 0x73, 0x65, 0x72, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0b, 0x61, 0x70, + 0x69, 0x2e, 0x75, 0x73, 0x65, 0x72, 0x2e, 0x76, 0x31, 0x1a, 0x1c, 0x67, 0x6f, 0x6f, 0x67, 0x6c, + 0x65, 0x2f, 0x61, 0x70, 0x69, 0x2f, 0x61, 0x6e, 0x6e, 0x6f, 0x74, 0x61, 0x74, 0x69, 0x6f, 0x6e, + 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x2c, 0x0a, 0x14, 0x47, 0x65, 0x74, 0x4d, 0x79, + 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x73, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, + 0x14, 0x0a, 0x05, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 0x03, 0x52, 0x05, + 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x22, 0x46, 0x0a, 0x12, 0x47, 0x65, 0x74, 0x4d, 0x79, 0x4d, 0x65, + 0x73, 0x73, 0x61, 0x67, 0x65, 0x73, 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file_user_proto_rawDescOnce sync.Once + file_user_proto_rawDescData = file_user_proto_rawDesc +) + +func file_user_proto_rawDescGZIP() []byte { + file_user_proto_rawDescOnce.Do(func() { + file_user_proto_rawDescData = protoimpl.X.CompressGZIP(file_user_proto_rawDescData) + }) + return file_user_proto_rawDescData +} + +var file_user_proto_msgTypes = make([]protoimpl.MessageInfo, 3) +var file_user_proto_goTypes = []interface{}{ + (*GetMyMessagesRequest)(nil), // 0: api.user.v1.GetMyMessagesRequest + (*GetMyMessagesReply)(nil), // 1: api.user.v1.GetMyMessagesReply + (*Message)(nil), // 2: api.user.v1.Message +} +var file_user_proto_depIdxs = []int32{ + 2, // 0: api.user.v1.GetMyMessagesReply.messages:type_name -> api.user.v1.Message + 0, // 1: api.user.v1.User.GetMyMessages:input_type -> api.user.v1.GetMyMessagesRequest + 1, // 2: api.user.v1.User.GetMyMessages:output_type -> api.user.v1.GetMyMessagesReply + 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_user_proto_init() } +func file_user_proto_init() { + if File_user_proto != nil { + return + } + if !protoimpl.UnsafeEnabled { + file_user_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*GetMyMessagesRequest); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_user_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*GetMyMessagesReply); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_user_proto_msgTypes[2].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_user_proto_rawDesc, + NumEnums: 0, + NumMessages: 3, + NumExtensions: 0, + NumServices: 1, + }, + GoTypes: file_user_proto_goTypes, + DependencyIndexes: file_user_proto_depIdxs, + MessageInfos: file_user_proto_msgTypes, + }.Build() + File_user_proto = out.File + file_user_proto_rawDesc = nil + file_user_proto_goTypes = nil + file_user_proto_depIdxs = nil +} diff --git a/examples/traces/api/user/user.proto b/examples/traces/api/user/user.proto new file mode 100644 index 000000000..01ccc4b29 --- /dev/null +++ b/examples/traces/api/user/user.proto @@ -0,0 +1,30 @@ +syntax = "proto3"; + +package api.user.v1; + +option go_package = "github.com/go-kratos/kratos/examples/kratos-http-grpc/api/user/v1;v1"; +option java_multiple_files = true; +option java_package = "api.user.v1"; + +import "google/api/annotations.proto"; + +service User { + rpc GetMyMessages (GetMyMessagesRequest) returns (GetMyMessagesReply){ + option (google.api.http) = { + get: "/v1/user/get/message/{count}" + body: "*" + }; + } +} + + +message GetMyMessagesRequest { + int64 count = 1; +} +message GetMyMessagesReply { + repeated Message messages = 1; +} + +message Message { + string content = 1; +} diff --git a/examples/traces/api/user/user_grpc.pb.go b/examples/traces/api/user/user_grpc.pb.go new file mode 100644 index 000000000..302231c20 --- /dev/null +++ b/examples/traces/api/user/user_grpc.pb.go @@ -0,0 +1,101 @@ +// Code generated by protoc-gen-go-grpc. DO NOT EDIT. + +package v1 + +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 + +// UserClient is the client API for User 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 UserClient interface { + GetMyMessages(ctx context.Context, in *GetMyMessagesRequest, opts ...grpc.CallOption) (*GetMyMessagesReply, error) +} + +type userClient struct { + cc grpc.ClientConnInterface +} + +func NewUserClient(cc grpc.ClientConnInterface) UserClient { + return &userClient{cc} +} + +func (c *userClient) GetMyMessages(ctx context.Context, in *GetMyMessagesRequest, opts ...grpc.CallOption) (*GetMyMessagesReply, error) { + out := new(GetMyMessagesReply) + err := c.cc.Invoke(ctx, "/api.user.v1.User/GetMyMessages", in, out, opts...) + if err != nil { + return nil, err + } + return out, nil +} + +// UserServer is the server API for User service. +// All implementations must embed UnimplementedUserServer +// for forward compatibility +type UserServer interface { + GetMyMessages(context.Context, *GetMyMessagesRequest) (*GetMyMessagesReply, error) + mustEmbedUnimplementedUserServer() +} + +// UnimplementedUserServer must be embedded to have forward compatible implementations. +type UnimplementedUserServer struct { +} + +func (UnimplementedUserServer) GetMyMessages(context.Context, *GetMyMessagesRequest) (*GetMyMessagesReply, error) { + return nil, status.Errorf(codes.Unimplemented, "method GetMyMessages not implemented") +} +func (UnimplementedUserServer) mustEmbedUnimplementedUserServer() {} + +// UnsafeUserServer may be embedded to opt out of forward compatibility for this service. +// Use of this interface is not recommended, as added methods to UserServer will +// result in compilation errors. +type UnsafeUserServer interface { + mustEmbedUnimplementedUserServer() +} + +func RegisterUserServer(s grpc.ServiceRegistrar, srv UserServer) { + s.RegisterService(&User_ServiceDesc, srv) +} + +func _User_GetMyMessages_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) { + in := new(GetMyMessagesRequest) + if err := dec(in); err != nil { + return nil, err + } + if interceptor == nil { + return srv.(UserServer).GetMyMessages(ctx, in) + } + info := &grpc.UnaryServerInfo{ + Server: srv, + FullMethod: "/api.user.v1.User/GetMyMessages", + } + handler := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.(UserServer).GetMyMessages(ctx, req.(*GetMyMessagesRequest)) + } + return interceptor(ctx, in, info, handler) +} + +// User_ServiceDesc is the grpc.ServiceDesc for User service. +// It's only intended for direct use with grpc.RegisterService, +// and not to be introspected or modified (even as a copy) +var User_ServiceDesc = grpc.ServiceDesc{ + ServiceName: "api.user.v1.User", + HandlerType: (*UserServer)(nil), + Methods: []grpc.MethodDesc{ + { + MethodName: "GetMyMessages", + Handler: _User_GetMyMessages_Handler, + }, + }, + Streams: []grpc.StreamDesc{}, + Metadata: "user.proto", +} diff --git a/examples/traces/api/user/user_http.pb.go b/examples/traces/api/user/user_http.pb.go new file mode 100644 index 000000000..b4a48bf15 --- /dev/null +++ b/examples/traces/api/user/user_http.pb.go @@ -0,0 +1,63 @@ +// Code generated by protoc-gen-go-http. DO NOT EDIT. + +package v1 + +import ( + context "context" + http1 "github.com/go-kratos/kratos/v2/transport/http" + binding "github.com/go-kratos/kratos/v2/transport/http/binding" + mux "github.com/gorilla/mux" + http "net/http" +) + +// This is a compile-time assertion to ensure that this generated file +// is compatible with the kratos package it is being compiled against. +var _ = new(http.Request) +var _ = new(context.Context) +var _ = binding.MapProto +var _ = mux.NewRouter + +const _ = http1.SupportPackageIsVersion1 + +type UserHandler interface { + GetMyMessages(context.Context, *GetMyMessagesRequest) (*GetMyMessagesReply, error) +} + +func NewUserHandler(srv UserHandler, opts ...http1.HandleOption) http.Handler { + h := http1.DefaultHandleOptions() + for _, o := range opts { + o(&h) + } + r := mux.NewRouter() + + r.HandleFunc("/v1/user/get/message/{count}", func(w http.ResponseWriter, r *http.Request) { + var in GetMyMessagesRequest + if err := h.Decode(r, &in); err != nil { + h.Error(w, r, err) + return + } + + if err := binding.MapProto(&in, mux.Vars(r)); err != nil { + h.Error(w, r, err) + return + } + + next := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.GetMyMessages(ctx, req.(*GetMyMessagesRequest)) + } + if h.Middleware != nil { + next = h.Middleware(next) + } + out, err := next(r.Context(), &in) + if err != nil { + h.Error(w, r, err) + return + } + reply := out.(*GetMyMessagesReply) + if err := h.Encode(w, r, reply); err != nil { + h.Error(w, r, err) + } + }).Methods("GET") + + return r +} diff --git a/examples/traces/app/message/main.go b/examples/traces/app/message/main.go new file mode 100644 index 000000000..bc0fd3c26 --- /dev/null +++ b/examples/traces/app/message/main.go @@ -0,0 +1,105 @@ +package main + +import ( + "context" + pb "github.com/go-kratos/kratos/examples/traces/api/message" + "github.com/go-kratos/kratos/v2" + "github.com/go-kratos/kratos/v2/log" + "github.com/go-kratos/kratos/v2/middleware" + "github.com/go-kratos/kratos/v2/middleware/logging" + "github.com/go-kratos/kratos/v2/middleware/recovery" + "github.com/go-kratos/kratos/v2/middleware/tracing" + "github.com/go-kratos/kratos/v2/transport/grpc" + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/exporters/trace/jaeger" + "go.opentelemetry.io/otel/propagation" + "go.opentelemetry.io/otel/sdk/resource" + tracesdk "go.opentelemetry.io/otel/sdk/trace" + "go.opentelemetry.io/otel/semconv" + "go.opentelemetry.io/otel/trace" + "os" +) + +// go build -ldflags "-X main.Version=x.y.z" +var ( + // Name is the name of the compiled software. + Name = "message" + // Version is the version of the compiled software. + Version = "v1.0.0" +) + +// server is used to implement helloworld.GreeterServer. +type server struct { + pb.UnimplementedMessageServiceServer + tracer trace.TracerProvider +} + +// Get trace provider +func tracerProvider(url string) (*tracesdk.TracerProvider, error) { + // Create the Jaeger exporter + exp, err := jaeger.NewRawExporter(jaeger.WithCollectorEndpoint(jaeger.WithEndpoint(url))) + if err != nil { + return nil, err + } + tp := tracesdk.NewTracerProvider( + tracesdk.WithSampler(tracesdk.AlwaysSample()), + // Always be sure to batch in production. + tracesdk.WithBatcher(exp), + // Record information about this application in an Resource. + tracesdk.WithResource(resource.NewWithAttributes( + semconv.ServiceNameKey.String(pb.MessageService_ServiceDesc.ServiceName), + attribute.String("environment", "development"), + attribute.Int64("ID", 1), + )), + ) + return tp, nil +} + +func (s *server) GetUserMessage(ctx context.Context, request *pb.GetUserMessageRequest) (*pb.GetUserMessageReply, error) { + msgs := &pb.GetUserMessageReply{} + for i := 0; i < int(request.Count); i++ { + msgs.Messages = append(msgs.Messages,&pb.Message{Content: "Teletubbies say hello."}) + } + return msgs, nil +} + +func main() { + logger := log.NewStdLogger(os.Stdout) + + log := log.NewHelper("user", logger) + + tp, err := tracerProvider("http://jaeger:14268/api/traces") + if err != nil { + log.Error(err) + } + + s := &server{tracer: tp} + // grpc server + grpcSrv := grpc.NewServer( + grpc.Address(":9000"), + grpc.Middleware( + middleware.Chain( + recovery.Recovery(), + // Configuring tracing Middleware + tracing.Server( + tracing.WithTracerProvider(tp), + tracing.WithPropagators( + propagation.NewCompositeTextMapPropagator(propagation.Baggage{}, propagation.TraceContext{}), + ), + ), + logging.Server(logger), + ), + )) + pb.RegisterMessageServiceServer(grpcSrv, s) + + app := kratos.New( + kratos.Name(Name), + kratos.Server( + grpcSrv, + ), + ) + + if err := app.Run(); err != nil { + log.Error(err) + } +} diff --git a/examples/traces/app/user/main.go b/examples/traces/app/user/main.go new file mode 100644 index 000000000..628421088 --- /dev/null +++ b/examples/traces/app/user/main.go @@ -0,0 +1,130 @@ +package main + +import ( + "context" + message "github.com/go-kratos/kratos/examples/traces/api/message" + pb "github.com/go-kratos/kratos/examples/traces/api/user" + "github.com/go-kratos/kratos/v2" + "github.com/go-kratos/kratos/v2/log" + "github.com/go-kratos/kratos/v2/middleware" + "github.com/go-kratos/kratos/v2/middleware/logging" + "github.com/go-kratos/kratos/v2/middleware/recovery" + "github.com/go-kratos/kratos/v2/middleware/tracing" + "github.com/go-kratos/kratos/v2/transport/grpc" + "github.com/go-kratos/kratos/v2/transport/http" + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/exporters/trace/jaeger" + "go.opentelemetry.io/otel/propagation" + "go.opentelemetry.io/otel/sdk/resource" + tracesdk "go.opentelemetry.io/otel/sdk/trace" + "go.opentelemetry.io/otel/semconv" + "go.opentelemetry.io/otel/trace" + "os" + "time" +) + +// go build -ldflags "-X main.Version=x.y.z" +var ( + // Name is the name of the compiled software. + Name = "user" + // Version is the version of the compiled software. + Version = "v1.0.0" +) + +// server is used to implement helloworld.GreeterServer. +type server struct { + pb.UnimplementedUserServer + tracer trace.TracerProvider +} + +// Get trace provider +func tracerProvider(url string) (*tracesdk.TracerProvider, error) { + // Create the Jaeger exporter + exp, err := jaeger.NewRawExporter(jaeger.WithCollectorEndpoint(jaeger.WithEndpoint(url))) + if err != nil { + return nil, err + } + tp := tracesdk.NewTracerProvider( + tracesdk.WithSampler(tracesdk.AlwaysSample()), + // Always be sure to batch in production. + tracesdk.WithBatcher(exp), + // Record information about this application in an Resource. + tracesdk.WithResource(resource.NewWithAttributes( + semconv.ServiceNameKey.String(pb.User_ServiceDesc.ServiceName), + attribute.String("environment", "development"), + attribute.Int64("ID", 1), + )), + ) + return tp, nil +} + +func (s *server) GetMyMessages(ctx context.Context, in *pb.GetMyMessagesRequest) (*pb.GetMyMessagesReply, error) { + // create grpc conn + conn, err := grpc.DialInsecure(ctx, + grpc.WithEndpoint("127.0.0.1:9000"), + grpc.WithMiddleware(middleware.Chain( + tracing.Client( + tracing.WithTracerProvider(s.tracer), + tracing.WithPropagators( + propagation.NewCompositeTextMapPropagator(propagation.Baggage{}, propagation.TraceContext{}), + ), + ), + recovery.Recovery())), + grpc.WithTimeout(2*time.Second), + ) + if err != nil { + return nil, err + } + msg := message.NewMessageServiceClient(conn) + // Method of calling blog service + reply, err := msg.GetUserMessage(ctx, &message.GetUserMessageRequest{Id: 123, Count: in.Count}) + if err != nil { + return nil, err + } + res := &pb.GetMyMessagesReply{} + for _, v := range reply.Messages { + res.Messages = append(res.Messages,&pb.Message{Content: v.Content}) + } + return res, nil +} + +func main() { + logger := log.NewStdLogger(os.Stdout) + + log := log.NewHelper("user", logger) + + tp, err := tracerProvider("http://jaeger:14268/api/traces") + if err != nil { + log.Error(err) + } + + s := &server{tracer: tp} + + httpSrv := http.NewServer(http.Address(":8000")) + httpSrv.HandlePrefix("/", pb.NewUserHandler(s, + http.Middleware( + middleware.Chain( + recovery.Recovery(), + // Configuring tracing middleware + tracing.Server( + tracing.WithTracerProvider(tp), + tracing.WithPropagators( + propagation.NewCompositeTextMapPropagator(propagation.Baggage{}, propagation.TraceContext{}), + ), + ), + logging.Server(logger), + ), + )), + ) + + app := kratos.New( + kratos.Name(Name), + kratos.Server( + httpSrv, + ), + ) + + if err := app.Run(); err != nil { + log.Error(err) + } +} diff --git a/examples/traces/docker-compose.yml b/examples/traces/docker-compose.yml new file mode 100644 index 000000000..74d020eae --- /dev/null +++ b/examples/traces/docker-compose.yml @@ -0,0 +1,20 @@ +version: '3' +services: + traces: + networks: + - traces + build: . + ports: + - "8000:8000" + - "9000:9000" + + jaeger: + image: jaegertracing/all-in-one:1.16 + ports: + - "16686:16686" + - "14268:14268" + networks: + - traces +networks: + traces: + driver: bridge \ No newline at end of file diff --git a/examples/traces/go.mod b/examples/traces/go.mod new file mode 100644 index 000000000..5aac17730 --- /dev/null +++ b/examples/traces/go.mod @@ -0,0 +1,15 @@ +module github.com/go-kratos/kratos/examples/traces + +go 1.15 + +require ( + github.com/go-kratos/kratos/v2 v2.0.0-beta4 + github.com/gorilla/mux v1.8.0 + go.opentelemetry.io/otel v0.20.0 + go.opentelemetry.io/otel/exporters/trace/jaeger v0.20.0 + go.opentelemetry.io/otel/sdk v0.20.0 + go.opentelemetry.io/otel/trace v0.20.0 + google.golang.org/genproto v0.0.0-20210518161634-ec7691c0a37d + google.golang.org/grpc v1.37.1 + google.golang.org/protobuf v1.26.0 +) diff --git a/examples/traces/go.sum b/examples/traces/go.sum new file mode 100644 index 000000000..f0a3d4519 --- /dev/null +++ b/examples/traces/go.sum @@ -0,0 +1,160 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= 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