frostfs-node/pkg/services/object/response.go

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package object
import (
"context"
"fmt"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/util"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/util/response"
)
type ResponseService struct {
respSvc *response.Service
svc ServiceServer
}
type searchStreamResponser struct {
util.ServerStream
respWriter util.ResponseMessageWriter
}
type getStreamResponser struct {
util.ServerStream
respWriter util.ResponseMessageWriter
}
type getRangeStreamResponser struct {
util.ServerStream
respWriter util.ResponseMessageWriter
}
type putStreamResponser struct {
stream *response.ClientMessageStreamer
}
// NewResponseService returns object service instance that passes internal service
// call to response service.
func NewResponseService(objSvc ServiceServer, respSvc *response.Service) *ResponseService {
return &ResponseService{
respSvc: respSvc,
svc: objSvc,
}
}
func (s *getStreamResponser) Send(resp *object.GetResponse) error {
return s.respWriter(resp)
}
func (s *ResponseService) Get(req *object.GetRequest, stream GetObjectStream) error {
return s.svc.Get(req, &getStreamResponser{
ServerStream: stream,
respWriter: s.respSvc.HandleServerStreamRequest(func(resp util.ResponseMessage) error {
return stream.Send(resp.(*object.GetResponse))
}),
})
}
func (s *putStreamResponser) Send(ctx context.Context, req *object.PutRequest) error {
return s.stream.Send(ctx, req)
}
func (s *putStreamResponser) CloseAndRecv(ctx context.Context) (*object.PutResponse, error) {
r, err := s.stream.CloseAndRecv(ctx)
if err != nil {
return nil, fmt.Errorf("(%T) could not receive response: %w", s, err)
}
return r.(*object.PutResponse), nil
}
func (s *ResponseService) Put() (PutObjectStream, error) {
stream, err := s.svc.Put()
if err != nil {
return nil, fmt.Errorf("could not create Put object streamer: %w", err)
}
return &putStreamResponser{
stream: s.respSvc.CreateRequestStreamer(
func(ctx context.Context, req any) error {
return stream.Send(ctx, req.(*object.PutRequest))
},
func(ctx context.Context) (util.ResponseMessage, error) {
return stream.CloseAndRecv(ctx)
},
),
}, nil
}
func (s *ResponseService) Head(ctx context.Context, req *object.HeadRequest) (*object.HeadResponse, error) {
resp, err := s.svc.Head(ctx, req)
if err != nil {
return nil, err
}
s.respSvc.SetMeta(resp)
return resp, nil
}
func (s *searchStreamResponser) Send(resp *object.SearchResponse) error {
return s.respWriter(resp)
}
func (s *ResponseService) Search(req *object.SearchRequest, stream SearchStream) error {
return s.svc.Search(req, &searchStreamResponser{
ServerStream: stream,
respWriter: s.respSvc.HandleServerStreamRequest(func(resp util.ResponseMessage) error {
return stream.Send(resp.(*object.SearchResponse))
}),
})
}
func (s *ResponseService) Delete(ctx context.Context, req *object.DeleteRequest) (*object.DeleteResponse, error) {
resp, err := s.svc.Delete(ctx, req)
if err != nil {
return nil, err
}
s.respSvc.SetMeta(resp)
return resp, nil
}
func (s *getRangeStreamResponser) Send(resp *object.GetRangeResponse) error {
return s.respWriter(resp)
}
func (s *ResponseService) GetRange(req *object.GetRangeRequest, stream GetObjectRangeStream) error {
return s.svc.GetRange(req, &getRangeStreamResponser{
ServerStream: stream,
respWriter: s.respSvc.HandleServerStreamRequest(func(resp util.ResponseMessage) error {
return stream.Send(resp.(*object.GetRangeResponse))
}),
})
}
func (s *ResponseService) GetRangeHash(ctx context.Context, req *object.GetRangeHashRequest) (*object.GetRangeHashResponse, error) {
resp, err := s.svc.GetRangeHash(ctx, req)
if err != nil {
return nil, err
}
s.respSvc.SetMeta(resp)
return resp, nil
}