implment grpc-gateway
parent
f7776c5782
commit
c705e2be55
GPG Key ID:
476C9A2B4B794EBB
@ -0,0 +1,154 @@
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// Code generated by protoc-gen-grpc-gateway. DO NOT EDIT.
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// source: v1/health/health.proto
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/*
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Package health is a reverse proxy.
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It translates gRPC into RESTful JSON APIs.
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*/
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package health
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import (
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"context"
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"io"
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"net/http"
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"github.com/golang/protobuf/descriptor"
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"github.com/golang/protobuf/proto"
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"github.com/grpc-ecosystem/grpc-gateway/runtime"
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"github.com/grpc-ecosystem/grpc-gateway/utilities"
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"google.golang.org/grpc"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/grpclog"
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"google.golang.org/grpc/metadata"
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"google.golang.org/grpc/status"
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"google.golang.org/protobuf/types/known/emptypb"
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)
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// Suppress "imported and not used" errors
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var _ codes.Code
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var _ io.Reader
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var _ status.Status
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var _ = runtime.String
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var _ = utilities.NewDoubleArray
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var _ = descriptor.ForMessage
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var _ = metadata.Join
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func request_HealthService_Status_0(ctx context.Context, marshaler runtime.Marshaler, client HealthServiceClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
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var protoReq emptypb.Empty
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var metadata runtime.ServerMetadata
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msg, err := client.Status(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
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return msg, metadata, err
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}
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func local_request_HealthService_Status_0(ctx context.Context, marshaler runtime.Marshaler, server HealthServiceServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
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var protoReq emptypb.Empty
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var metadata runtime.ServerMetadata
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msg, err := server.Status(ctx, &protoReq)
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return msg, metadata, err
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}
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// RegisterHealthServiceHandlerServer registers the http handlers for service HealthService to "mux".
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// UnaryRPC :call HealthServiceServer directly.
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// StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906.
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// Note that using this registration option will cause many gRPC library features to stop working. Consider using RegisterHealthServiceHandlerFromEndpoint instead.
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func RegisterHealthServiceHandlerServer(ctx context.Context, mux *runtime.ServeMux, server HealthServiceServer) error {
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mux.Handle("GET", pattern_HealthService_Status_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
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ctx, cancel := context.WithCancel(req.Context())
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defer cancel()
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var stream runtime.ServerTransportStream
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ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
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inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
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rctx, err := runtime.AnnotateIncomingContext(ctx, mux, req)
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if err != nil {
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runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
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return
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}
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resp, md, err := local_request_HealthService_Status_0(rctx, inboundMarshaler, server, req, pathParams)
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md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
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ctx = runtime.NewServerMetadataContext(ctx, md)
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if err != nil {
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runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
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return
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}
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forward_HealthService_Status_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
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})
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return nil
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}
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// RegisterHealthServiceHandlerFromEndpoint is same as RegisterHealthServiceHandler but
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// automatically dials to "endpoint" and closes the connection when "ctx" gets done.
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func RegisterHealthServiceHandlerFromEndpoint(ctx context.Context, mux *runtime.ServeMux, endpoint string, opts []grpc.DialOption) (err error) {
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conn, err := grpc.Dial(endpoint, opts...)
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if err != nil {
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return err
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}
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defer func() {
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if err != nil {
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if cerr := conn.Close(); cerr != nil {
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grpclog.Infof("Failed to close conn to %s: %v", endpoint, cerr)
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}
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return
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}
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go func() {
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<-ctx.Done()
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if cerr := conn.Close(); cerr != nil {
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grpclog.Infof("Failed to close conn to %s: %v", endpoint, cerr)
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}
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}()
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}()
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return RegisterHealthServiceHandler(ctx, mux, conn)
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}
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// RegisterHealthServiceHandler registers the http handlers for service HealthService to "mux".
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// The handlers forward requests to the grpc endpoint over "conn".
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func RegisterHealthServiceHandler(ctx context.Context, mux *runtime.ServeMux, conn *grpc.ClientConn) error {
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return RegisterHealthServiceHandlerClient(ctx, mux, NewHealthServiceClient(conn))
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}
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// RegisterHealthServiceHandlerClient registers the http handlers for service HealthService
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// to "mux". The handlers forward requests to the grpc endpoint over the given implementation of "HealthServiceClient".
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// Note: the gRPC framework executes interceptors within the gRPC handler. If the passed in "HealthServiceClient"
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// doesn't go through the normal gRPC flow (creating a gRPC client etc.) then it will be up to the passed in
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// "HealthServiceClient" to call the correct interceptors.
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func RegisterHealthServiceHandlerClient(ctx context.Context, mux *runtime.ServeMux, client HealthServiceClient) error {
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mux.Handle("GET", pattern_HealthService_Status_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
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ctx, cancel := context.WithCancel(req.Context())
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defer cancel()
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inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
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rctx, err := runtime.AnnotateContext(ctx, mux, req)
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if err != nil {
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runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
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return
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}
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resp, md, err := request_HealthService_Status_0(rctx, inboundMarshaler, client, req, pathParams)
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ctx = runtime.NewServerMetadataContext(ctx, md)
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if err != nil {
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runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
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return
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}
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forward_HealthService_Status_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
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})
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return nil
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}
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var (
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pattern_HealthService_Status_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2, 2, 3}, []string{"api", "v1", "health", "status"}, "", runtime.AssumeColonVerbOpt(true)))
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)
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var (
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forward_HealthService_Status_0 = runtime.ForwardResponseMessage
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)
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@ -0,0 +1,76 @@
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package router
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import (
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"context"
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"fmt"
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"log"
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"net/http"
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"github.com/ajikamaludin/go-grpc_basic/configs"
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hlpb "github.com/ajikamaludin/go-grpc_basic/proto/v1/health"
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"github.com/gorilla/handlers"
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"github.com/grpc-ecosystem/grpc-gateway/runtime"
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"github.com/sirupsen/logrus"
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"google.golang.org/grpc"
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)
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func NewHTTPServer(configs *configs.Configs, loggger *logrus.Logger) error {
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ctx := context.Background()
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ctx, cancel := context.WithCancel(ctx)
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defer cancel()
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// Connect to the GRPC server
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address := fmt.Sprintf("0.0.0.0:%v", configs.Config.Server.Grpc.Port)
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conn, err := grpc.Dial(address, grpc.WithInsecure())
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if err != nil {
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return err
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}
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defer conn.Close()
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// Create new grpc-gateway
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rmux := runtime.NewServeMux()
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// register gateway endpoints
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for _, f := range []func(ctx context.Context, mux *runtime.ServeMux, conn *grpc.ClientConn) error{
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// register grpc service handler
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hlpb.RegisterHealthServiceHandler,
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} {
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if err = f(ctx, rmux, conn); err != nil {
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return err
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}
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}
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mux := http.NewServeMux()
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mux.Handle("/", rmux)
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// if configs.Config.Env != constants.EnvProduction {
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// CreateSwagger(mux)
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// }
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headerOk := handlers.AllowedHeaders([]string{"Accept", "Accept-Language", "Content-Language", "Content-Type", "X-Requested-With", "Content-Length", "Accept-Encoding", "X-CSRF-Token", "Authorization", "Timezone-Offset"})
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originsOk := handlers.AllowedOrigins([]string{"*"})
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methodsOk := handlers.AllowedMethods([]string{"GET", "HEAD", "POST", "PUT", "OPTIONS"})
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// running rest http server
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log.Println("[SERVER] REST HTTP server is ready")
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err = http.ListenAndServe(fmt.Sprintf("0.0.0.0:%v", configs.Config.Server.Rest.Port), handlers.CORS(headerOk, originsOk, methodsOk)(mux))
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if err != nil {
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return err
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}
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return nil
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}
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// // CreateSwagger creates the swagger server serve mux.
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// func CreateSwagger(gwmux *http.ServeMux) {
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// // register swagger service server
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// gwmux.HandleFunc("/api/health/docs.json", func(w http.ResponseWriter, r *http.Request) {
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// http.ServeFile(w, r, "swagger/docs.json")
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// })
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// // load swagger-ui file
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// fs := http.FileServer(http.Dir("swagger/swagger-ui"))
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// gwmux.Handle("/api/health/docs/", http.StripPrefix("/api/health/docs", fs))
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// }
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