Files
tessera/services/data_service/internal/server/gprc_control_server.go

70 lines
2.1 KiB
Go

package server
import (
"context"
"fmt"
"github.com/google/uuid"
pb "gitlab.michelsen.id/phillmichelsen/tessera/pkg/pb/data_service"
"gitlab.michelsen.id/phillmichelsen/tessera/services/data_service/internal/domain"
"gitlab.michelsen.id/phillmichelsen/tessera/services/data_service/internal/manager"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
type GRPCControlServer struct {
pb.UnimplementedDataServiceControlServer
manager *manager.Manager
}
func NewGRPCControlServer(m *manager.Manager) *GRPCControlServer {
return &GRPCControlServer{
manager: m,
}
}
func (s *GRPCControlServer) StartStream(_ context.Context, _ *pb.StartStreamRequest) (*pb.StartStreamResponse, error) {
streamID, err := s.manager.StartStream()
if err != nil {
return nil, fmt.Errorf("failed to start stream: %w", err)
}
return &pb.StartStreamResponse{StreamUuid: streamID.String()}, nil
}
func (s *GRPCControlServer) ConfigureStream(_ context.Context, req *pb.ConfigureStreamRequest) (*pb.ConfigureStreamResponse, error) {
streamID, err := uuid.Parse(req.StreamUuid)
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "invalid stream_uuid %q: %v", req.StreamUuid, err)
}
// Transform identifiers from protobuf to domain format
var ids []domain.Identifier
for _, i := range req.Identifiers {
ids = append(ids, domain.Identifier{
Provider: i.Provider,
Subject: i.Subject,
})
}
if err := s.manager.ConfigureStream(streamID, ids); err != nil {
return nil, status.Errorf(codes.InvalidArgument, "configure failed: %v", err)
}
return &pb.ConfigureStreamResponse{}, nil
}
func (s *GRPCControlServer) StopStream(_ context.Context, req *pb.StopStreamRequest) (*pb.StopStreamResponse, error) {
streamID, err := uuid.Parse(req.StreamUuid)
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "invalid stream_uuid %q: %v", req.StreamUuid, err)
}
err = s.manager.StopStream(streamID) // Should only error if the stream doesn't exist
if err != nil {
return nil, status.Errorf(codes.Internal, "failed to stop stream: %v", err)
}
return &pb.StopStreamResponse{}, nil
}