From fba97a98a24413b24f0338b4253a5fa99ded6e57 Mon Sep 17 00:00:00 2001 From: sundowndev <16480203+sundowndev@users.noreply.github.com> Date: Tue, 27 Feb 2024 20:13:52 +0400 Subject: [PATCH] feat: add health service --- proto/health/v1/health.pb.go | 216 ++++++++++++++++++++++++++++++ proto/health/v1/health.pb.gw.go | 155 +++++++++++++++++++++ proto/health/v1/health.proto | 19 +++ proto/health/v1/health_grpc.pb.go | 107 +++++++++++++++ server/health.go | 17 +++ server/server.go | 2 + 6 files changed, 516 insertions(+) create mode 100644 proto/health/v1/health.pb.go create mode 100644 proto/health/v1/health.pb.gw.go create mode 100644 proto/health/v1/health.proto create mode 100644 proto/health/v1/health_grpc.pb.go create mode 100644 server/health.go diff --git a/proto/health/v1/health.pb.go b/proto/health/v1/health.pb.go new file mode 100644 index 0000000..45a56fd --- /dev/null +++ b/proto/health/v1/health.pb.go @@ -0,0 +1,216 @@ +// Code generated by protoc-gen-go. DO NOT EDIT. +// versions: +// protoc-gen-go v1.32.0 +// protoc (unknown) +// source: health/v1/health.proto + +package healthv1 + +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 GetHealthRequest struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields +} + +func (x *GetHealthRequest) Reset() { + *x = GetHealthRequest{} + if protoimpl.UnsafeEnabled { + mi := &file_health_v1_health_proto_msgTypes[0] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *GetHealthRequest) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*GetHealthRequest) ProtoMessage() {} + +func (x *GetHealthRequest) ProtoReflect() protoreflect.Message { + mi := &file_health_v1_health_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 GetHealthRequest.ProtoReflect.Descriptor instead. +func (*GetHealthRequest) Descriptor() ([]byte, []int) { + return file_health_v1_health_proto_rawDescGZIP(), []int{0} +} + +type GetHealthResponse struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + Ok bool `protobuf:"varint,1,opt,name=ok,proto3" json:"ok,omitempty"` +} + +func (x *GetHealthResponse) Reset() { + *x = GetHealthResponse{} + if protoimpl.UnsafeEnabled { + mi := &file_health_v1_health_proto_msgTypes[1] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *GetHealthResponse) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*GetHealthResponse) ProtoMessage() {} + +func (x *GetHealthResponse) ProtoReflect() protoreflect.Message { + mi := &file_health_v1_health_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 GetHealthResponse.ProtoReflect.Descriptor instead. +func (*GetHealthResponse) Descriptor() ([]byte, []int) { + return file_health_v1_health_proto_rawDescGZIP(), []int{1} +} + +func (x *GetHealthResponse) GetOk() bool { + if x != nil { + return x.Ok + } + return false +} + +var File_health_v1_health_proto protoreflect.FileDescriptor + +var file_health_v1_health_proto_rawDesc = 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file_health_v1_health_proto_goTypes = []interface{}{ + (*GetHealthRequest)(nil), // 0: health.v1.GetHealthRequest + (*GetHealthResponse)(nil), // 1: health.v1.GetHealthResponse +} +var file_health_v1_health_proto_depIdxs = []int32{ + 0, // 0: health.v1.HealthService.GetHealth:input_type -> health.v1.GetHealthRequest + 1, // 1: health.v1.HealthService.GetHealth:output_type -> health.v1.GetHealthResponse + 1, // [1:2] is the sub-list for method output_type + 0, // [0:1] is the sub-list for method input_type + 0, // [0:0] is the sub-list for extension type_name + 0, // [0:0] is the sub-list for extension extendee + 0, // [0:0] is the sub-list for field type_name +} + +func init() { file_health_v1_health_proto_init() } +func file_health_v1_health_proto_init() { + if File_health_v1_health_proto != nil { + return + } + if !protoimpl.UnsafeEnabled { + file_health_v1_health_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*GetHealthRequest); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } + file_health_v1_health_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*GetHealthResponse); 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_health_v1_health_proto_rawDesc, + NumEnums: 0, + NumMessages: 2, + NumExtensions: 0, + NumServices: 1, + }, + GoTypes: file_health_v1_health_proto_goTypes, + DependencyIndexes: file_health_v1_health_proto_depIdxs, + MessageInfos: file_health_v1_health_proto_msgTypes, + }.Build() + File_health_v1_health_proto = out.File + file_health_v1_health_proto_rawDesc = nil + file_health_v1_health_proto_goTypes = nil + file_health_v1_health_proto_depIdxs = nil +} diff --git a/proto/health/v1/health.pb.gw.go b/proto/health/v1/health.pb.gw.go new file mode 100644 index 0000000..317d5bb --- /dev/null +++ b/proto/health/v1/health.pb.gw.go @@ -0,0 +1,155 @@ +// Code generated by protoc-gen-grpc-gateway. DO NOT EDIT. +// source: health/v1/health.proto + +/* +Package healthv1 is a reverse proxy. + +It translates gRPC into RESTful JSON APIs. +*/ +package healthv1 + +import ( + "context" + "io" + "net/http" + + "github.com/grpc-ecosystem/grpc-gateway/v2/runtime" + "github.com/grpc-ecosystem/grpc-gateway/v2/utilities" + "google.golang.org/grpc" + "google.golang.org/grpc/codes" + "google.golang.org/grpc/grpclog" + "google.golang.org/grpc/metadata" + "google.golang.org/grpc/status" + "google.golang.org/protobuf/proto" +) + +// Suppress "imported and not used" errors +var _ codes.Code +var _ io.Reader +var _ status.Status +var _ = runtime.String +var _ = utilities.NewDoubleArray +var _ = metadata.Join + +func request_HealthService_GetHealth_0(ctx context.Context, marshaler runtime.Marshaler, client HealthServiceClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) { + var protoReq GetHealthRequest + var metadata runtime.ServerMetadata + + msg, err := client.GetHealth(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD)) + return msg, metadata, err + +} + +func local_request_HealthService_GetHealth_0(ctx context.Context, marshaler runtime.Marshaler, server HealthServiceServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) { + var protoReq GetHealthRequest + var metadata runtime.ServerMetadata + + msg, err := server.GetHealth(ctx, &protoReq) + return msg, metadata, err + +} + +// RegisterHealthServiceHandlerServer registers the http handlers for service HealthService to "mux". +// UnaryRPC :call HealthServiceServer directly. +// StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906. +// Note that using this registration option will cause many gRPC library features to stop working. Consider using RegisterHealthServiceHandlerFromEndpoint instead. +func RegisterHealthServiceHandlerServer(ctx context.Context, mux *runtime.ServeMux, server HealthServiceServer) error { + + mux.Handle("GET", pattern_HealthService_GetHealth_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) { + ctx, cancel := context.WithCancel(req.Context()) + defer cancel() + var stream runtime.ServerTransportStream + ctx = grpc.NewContextWithServerTransportStream(ctx, &stream) + inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req) + var err error + var annotatedContext context.Context + annotatedContext, err = runtime.AnnotateIncomingContext(ctx, mux, req, "/health.v1.HealthService/GetHealth", runtime.WithHTTPPathPattern("/v1/health")) + if err != nil { + runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err) + return + } + resp, md, err := local_request_HealthService_GetHealth_0(annotatedContext, inboundMarshaler, server, req, pathParams) + md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer()) + annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md) + if err != nil { + runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err) + return + } + + forward_HealthService_GetHealth_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...) + + }) + + return nil +} + +// RegisterHealthServiceHandlerFromEndpoint is same as RegisterHealthServiceHandler but +// automatically dials to "endpoint" and closes the connection when "ctx" gets done. +func RegisterHealthServiceHandlerFromEndpoint(ctx context.Context, mux *runtime.ServeMux, endpoint string, opts []grpc.DialOption) (err error) { + conn, err := grpc.DialContext(ctx, endpoint, opts...) + if err != nil { + return err + } + defer func() { + if err != nil { + if cerr := conn.Close(); cerr != nil { + grpclog.Infof("Failed to close conn to %s: %v", endpoint, cerr) + } + return + } + go func() { + <-ctx.Done() + if cerr := conn.Close(); cerr != nil { + grpclog.Infof("Failed to close conn to %s: %v", endpoint, cerr) + } + }() + }() + + return RegisterHealthServiceHandler(ctx, mux, conn) +} + +// RegisterHealthServiceHandler registers the http handlers for service HealthService to "mux". +// The handlers forward requests to the grpc endpoint over "conn". +func RegisterHealthServiceHandler(ctx context.Context, mux *runtime.ServeMux, conn *grpc.ClientConn) error { + return RegisterHealthServiceHandlerClient(ctx, mux, NewHealthServiceClient(conn)) +} + +// RegisterHealthServiceHandlerClient registers the http handlers for service HealthService +// to "mux". The handlers forward requests to the grpc endpoint over the given implementation of "HealthServiceClient". +// Note: the gRPC framework executes interceptors within the gRPC handler. If the passed in "HealthServiceClient" +// doesn't go through the normal gRPC flow (creating a gRPC client etc.) then it will be up to the passed in +// "HealthServiceClient" to call the correct interceptors. +func RegisterHealthServiceHandlerClient(ctx context.Context, mux *runtime.ServeMux, client HealthServiceClient) error { + + mux.Handle("GET", pattern_HealthService_GetHealth_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) { + ctx, cancel := context.WithCancel(req.Context()) + defer cancel() + inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req) + var err error + var annotatedContext context.Context + annotatedContext, err = runtime.AnnotateContext(ctx, mux, req, "/health.v1.HealthService/GetHealth", runtime.WithHTTPPathPattern("/v1/health")) + if err != nil { + runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err) + return + } + resp, md, err := request_HealthService_GetHealth_0(annotatedContext, inboundMarshaler, client, req, pathParams) + annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md) + if err != nil { + runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err) + return + } + + forward_HealthService_GetHealth_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...) + + }) + + return nil +} + +var ( + pattern_HealthService_GetHealth_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"v1", "health"}, "")) +) + +var ( + forward_HealthService_GetHealth_0 = runtime.ForwardResponseMessage +) diff --git a/proto/health/v1/health.proto b/proto/health/v1/health.proto new file mode 100644 index 0000000..03893af --- /dev/null +++ b/proto/health/v1/health.proto @@ -0,0 +1,19 @@ +syntax = "proto3"; + +package health.v1; + +import "google/api/annotations.proto"; + +service HealthService { + rpc GetHealth(GetHealthRequest) returns (GetHealthResponse) { + option (google.api.http) = { + get:"/v1/health" + }; + }; +} + +message GetHealthRequest {} + +message GetHealthResponse { + bool ok = 1; +} diff --git a/proto/health/v1/health_grpc.pb.go b/proto/health/v1/health_grpc.pb.go new file mode 100644 index 0000000..fe73331 --- /dev/null +++ b/proto/health/v1/health_grpc.pb.go @@ -0,0 +1,107 @@ +// Code generated by protoc-gen-go-grpc. DO NOT EDIT. +// versions: +// - protoc-gen-go-grpc v1.3.0 +// - protoc (unknown) +// source: health/v1/health.proto + +package healthv1 + +import ( + context "context" + grpc "google.golang.org/grpc" + codes "google.golang.org/grpc/codes" + status "google.golang.org/grpc/status" +) + +// This is a compile-time assertion to ensure that this generated file +// is compatible with the grpc package it is being compiled against. +// Requires gRPC-Go v1.32.0 or later. +const _ = grpc.SupportPackageIsVersion7 + +const ( + HealthService_GetHealth_FullMethodName = "/health.v1.HealthService/GetHealth" +) + +// HealthServiceClient is the client API for HealthService 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 HealthServiceClient interface { + GetHealth(ctx context.Context, in *GetHealthRequest, opts ...grpc.CallOption) (*GetHealthResponse, error) +} + +type healthServiceClient struct { + cc grpc.ClientConnInterface +} + +func NewHealthServiceClient(cc grpc.ClientConnInterface) HealthServiceClient { + return &healthServiceClient{cc} +} + +func (c *healthServiceClient) GetHealth(ctx context.Context, in *GetHealthRequest, opts ...grpc.CallOption) (*GetHealthResponse, error) { + out := new(GetHealthResponse) + err := c.cc.Invoke(ctx, HealthService_GetHealth_FullMethodName, in, out, opts...) + if err != nil { + return nil, err + } + return out, nil +} + +// HealthServiceServer is the server API for HealthService service. +// All implementations should embed UnimplementedHealthServiceServer +// for forward compatibility +type HealthServiceServer interface { + GetHealth(context.Context, *GetHealthRequest) (*GetHealthResponse, error) +} + +// UnimplementedHealthServiceServer should be embedded to have forward compatible implementations. +type UnimplementedHealthServiceServer struct { +} + +func (UnimplementedHealthServiceServer) GetHealth(context.Context, *GetHealthRequest) (*GetHealthResponse, error) { + return nil, status.Errorf(codes.Unimplemented, "method GetHealth not implemented") +} + +// UnsafeHealthServiceServer may be embedded to opt out of forward compatibility for this service. +// Use of this interface is not recommended, as added methods to HealthServiceServer will +// result in compilation errors. +type UnsafeHealthServiceServer interface { + mustEmbedUnimplementedHealthServiceServer() +} + +func RegisterHealthServiceServer(s grpc.ServiceRegistrar, srv HealthServiceServer) { + s.RegisterService(&HealthService_ServiceDesc, srv) +} + +func _HealthService_GetHealth_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) { + in := new(GetHealthRequest) + if err := dec(in); err != nil { + return nil, err + } + if interceptor == nil { + return srv.(HealthServiceServer).GetHealth(ctx, in) + } + info := &grpc.UnaryServerInfo{ + Server: srv, + FullMethod: HealthService_GetHealth_FullMethodName, + } + handler := func(ctx context.Context, req interface{}) (interface{}, error) { + return srv.(HealthServiceServer).GetHealth(ctx, req.(*GetHealthRequest)) + } + return interceptor(ctx, in, info, handler) +} + +// HealthService_ServiceDesc is the grpc.ServiceDesc for HealthService service. +// It's only intended for direct use with grpc.RegisterService, +// and not to be introspected or modified (even as a copy) +var HealthService_ServiceDesc = grpc.ServiceDesc{ + ServiceName: "health.v1.HealthService", + HandlerType: (*HealthServiceServer)(nil), + Methods: []grpc.MethodDesc{ + { + MethodName: "GetHealth", + Handler: _HealthService_GetHealth_Handler, + }, + }, + Streams: []grpc.StreamDesc{}, + Metadata: "health/v1/health.proto", +} diff --git a/server/health.go b/server/health.go new file mode 100644 index 0000000..5480fd2 --- /dev/null +++ b/server/health.go @@ -0,0 +1,17 @@ +package server + +import ( + "context" + healthv1 "github.com/sundowndev/grpc-api-example/proto/health/v1" +) + +type HealthService struct { +} + +func NewHealthService() *HealthService { + return &HealthService{} +} + +func (s *HealthService) GetHealth(_ context.Context, _ *healthv1.GetHealthRequest) (*healthv1.GetHealthResponse, error) { + return &healthv1.GetHealthResponse{Ok: true}, nil +} diff --git a/server/server.go b/server/server.go index ae94e56..e07316b 100644 --- a/server/server.go +++ b/server/server.go @@ -4,6 +4,7 @@ import ( "errors" "fmt" "github.com/bufbuild/protovalidate-go" + healthv1 "github.com/sundowndev/grpc-api-example/proto/health/v1" notesv1 "github.com/sundowndev/grpc-api-example/proto/notes/v1" "google.golang.org/grpc" "google.golang.org/grpc/credentials" @@ -54,5 +55,6 @@ func (s *Server) Close() error { } func (s *Server) registerServices(v *protovalidate.Validator) { + healthv1.RegisterHealthServiceServer(s.grpcSrv, NewHealthService()) notesv1.RegisterNotesServiceServer(s.grpcSrv, NewNotesService(v)) }