frostfs-node/pkg/services/util/response/client_stream.go
Dmitrii Stepanov 27bdddc48f [#199] putsvc: Refactor put object
Resolve containedctx linter for streamer and remote target

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
2023-04-03 15:58:11 +00:00

48 lines
1.2 KiB
Go

package response
import (
"context"
"fmt"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/util"
)
// ClientMessageStreamer represents client-side message streamer
// that sets meta values to the response.
type ClientMessageStreamer struct {
cfg *cfg
send util.RequestMessageWriter
close util.ClientStreamCloser
}
// Send calls send method of internal streamer.
func (s *ClientMessageStreamer) Send(ctx context.Context, req any) error {
if err := s.send(ctx, req); err != nil {
return fmt.Errorf("(%T) could not send the request: %w", s, err)
}
return nil
}
// CloseAndRecv closes internal stream, receivers the response,
// sets meta values and returns the result.
func (s *ClientMessageStreamer) CloseAndRecv(ctx context.Context) (util.ResponseMessage, error) {
resp, err := s.close(ctx)
if err != nil {
return nil, fmt.Errorf("(%T) could not close stream and receive response: %w", s, err)
}
setMeta(resp, s.cfg)
return resp, nil
}
// CreateRequestStreamer wraps stream methods and returns ClientMessageStreamer instance.
func (s *Service) CreateRequestStreamer(sender util.RequestMessageWriter, closer util.ClientStreamCloser) *ClientMessageStreamer {
return &ClientMessageStreamer{
cfg: s.cfg,
send: sender,
close: closer,
}
}