protobuf bug reproduce

generated code

// Code generated by protoc-gen-grpc-gateway. DO NOT EDIT.
// source: backup_svc/backup_svc.proto

/*
Package backup_svc is a reverse proxy.

It translates gRPC into RESTful JSON APIs.
*/
package backup_svc

import (
	"context"
	"io"
	"net/http"

	"github.com/golang/protobuf/proto"
	"github.com/grpc-ecosystem/grpc-gateway/runtime"
	"github.com/grpc-ecosystem/grpc-gateway/utilities"
	"google.golang.org/grpc"
	"google.golang.org/grpc/codes"
	"google.golang.org/grpc/grpclog"
	"google.golang.org/grpc/status"
)

var _ codes.Code
var _ io.Reader
var _ status.Status
var _ = runtime.String
var _ = utilities.NewDoubleArray

var (
	filter_MySvc_AwesomeEndpoint_0 = &utilities.DoubleArray{Encoding: map[string]int{"data": 0, "resource": 1, "tenant": 2, "cloud": 3, "type": 4, "id": 5}, Base: []int{1, 1, 1, 2, 3, 4, 5, 0, 0, 0, 0, 0}, Check: []int{0, 1, 1, 3, 3, 3, 3, 2, 4, 5, 6, 7}}
)

func request_MySvc_AwesomeEndpoint_0(ctx context.Context, marshaler runtime.Marshaler, client MySvcClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
	var protoReq AwesomeEndpointRequest
	var metadata runtime.ServerMetadata

	newReader, berr := utilities.IOReaderFactory(req.Body)
	if berr != nil {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", berr)
	}
	if err := marshaler.NewDecoder(newReader()).Decode(&protoReq.Data); err != nil && err != io.EOF {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
	}

	var (
		val string
		e   int32
		ok  bool
		err error
		_   = err
	)

	val, ok = pathParams["resource.tenant"]
	if !ok {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "resource.tenant")
	}

	err = runtime.PopulateFieldFromPath(&protoReq, "resource.tenant", val)

	if err != nil {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "resource.tenant", err)
	}

	val, ok = pathParams["resource.cloud"]
	if !ok {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "resource.cloud")
	}

	err = runtime.PopulateFieldFromPath(&protoReq, "resource.cloud", val)

	if err != nil {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "resource.cloud", err)
	}

	val, ok = pathParams["resource.type"]
	if !ok {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "resource.type")
	}

	err = runtime.PopulateFieldFromPath(&protoReq, "resource.type", val)

	if err != nil {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "resource.type", err)
	}

	protoReq.Resource.Type = Resource_Type(e)

	val, ok = pathParams["resource.id"]
	if !ok {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "resource.id")
	}

	err = runtime.PopulateFieldFromPath(&protoReq, "resource.id", val)

	if err != nil {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "resource.id", err)
	}

	if err := req.ParseForm(); err != nil {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
	}
	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_MySvc_AwesomeEndpoint_0); err != nil {
		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
	}

	msg, err := client.AwesomeEndpoint(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
	return msg, metadata, err

}

// RegisterMySvcHandlerFromEndpoint is same as RegisterMySvcHandler but
// automatically dials to "endpoint" and closes the connection when "ctx" gets done.
func RegisterMySvcHandlerFromEndpoint(ctx context.Context, mux *runtime.ServeMux, endpoint string, opts []grpc.DialOption) (err error) {
	conn, err := grpc.Dial(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 RegisterMySvcHandler(ctx, mux, conn)
}

// RegisterMySvcHandler registers the http handlers for service MySvc to "mux".
// The handlers forward requests to the grpc endpoint over "conn".
func RegisterMySvcHandler(ctx context.Context, mux *runtime.ServeMux, conn *grpc.ClientConn) error {
	return RegisterMySvcHandlerClient(ctx, mux, NewMySvcClient(conn))
}

// RegisterMySvcHandlerClient registers the http handlers for service MySvc
// to "mux". The handlers forward requests to the grpc endpoint over the given implementation of "MySvcClient".
// Note: the gRPC framework executes interceptors within the gRPC handler. If the passed in "MySvcClient"
// doesn't go through the normal gRPC flow (creating a gRPC client etc.) then it will be up to the passed in
// "MySvcClient" to call the correct interceptors.
func RegisterMySvcHandlerClient(ctx context.Context, mux *runtime.ServeMux, client MySvcClient) error {

	mux.Handle("POST", pattern_MySvc_AwesomeEndpoint_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)
		rctx, err := runtime.AnnotateContext(ctx, mux, req)
		if err != nil {
			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
			return
		}
		resp, md, err := request_MySvc_AwesomeEndpoint_0(rctx, inboundMarshaler, client, req, pathParams)
		ctx = runtime.NewServerMetadataContext(ctx, md)
		if err != nil {
			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
			return
		}

		forward_MySvc_AwesomeEndpoint_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)

	})

	return nil
}

var (
	pattern_MySvc_AwesomeEndpoint_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 1, 0, 4, 1, 5, 2, 2, 3, 1, 0, 4, 1, 5, 4, 1, 0, 4, 1, 5, 5, 1, 0, 4, 1, 5, 6, 2, 7}, []string{"v1", "tenants", "resource.tenant", "clouds", "resource.cloud", "resource.type", "resource.id", "scheduled_backup"}, "", runtime.AssumeColonVerbOpt(true)))
)

var (
	forward_MySvc_AwesomeEndpoint_0 = runtime.ForwardResponseMessage
)