frostfs-node/pkg/services/control/server/evacuate_async.go
Dmitrii Stepanov e4889e06ba [#329] node: Make evacuate async
Now it's possible to run evacuate shard in async.
Also only one evacuate process can be in progress.

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
2023-05-19 08:43:52 +00:00

97 lines
2.7 KiB
Go

package control
import (
"context"
"errors"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/engine"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func (s *Server) StartShardEvacuation(ctx context.Context, req *control.StartShardEvacuationRequest) (*control.StartShardEvacuationResponse, error) {
err := s.isValidRequest(req)
if err != nil {
return nil, status.Error(codes.PermissionDenied, err.Error())
}
var prm engine.EvacuateShardPrm
prm.WithShardIDList(s.getShardIDList(req.GetBody().GetShard_ID()))
prm.WithIgnoreErrors(req.GetBody().GetIgnoreErrors())
prm.WithFaultHandler(s.replicate)
prm.WithAsync(true)
_, err = s.s.Evacuate(ctx, prm)
if err != nil {
var logicalErr logicerr.Logical
if errors.As(err, &logicalErr) {
return nil, status.Error(codes.Aborted, err.Error())
}
return nil, status.Error(codes.Internal, err.Error())
}
resp := &control.StartShardEvacuationResponse{
Body: &control.StartShardEvacuationResponse_Body{},
}
err = SignMessage(s.key, resp)
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return resp, nil
}
func (s *Server) GetShardEvacuationStatus(ctx context.Context, req *control.GetShardEvacuationStatusRequest) (*control.GetShardEvacuationStatusResponse, error) {
err := s.isValidRequest(req)
if err != nil {
return nil, status.Error(codes.PermissionDenied, err.Error())
}
state, err := s.s.GetEvacuationState(ctx)
if err != nil {
var logicalErr logicerr.Logical
if errors.As(err, &logicalErr) {
return nil, status.Error(codes.Aborted, err.Error())
}
return nil, status.Error(codes.Internal, err.Error())
}
resp, err := stateToResponse(state)
if err != nil {
return nil, err
}
err = SignMessage(s.key, resp)
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return resp, nil
}
func (s *Server) StopShardEvacuation(ctx context.Context, req *control.StopShardEvacuationRequest) (*control.StopShardEvacuationResponse, error) {
err := s.isValidRequest(req)
if err != nil {
return nil, status.Error(codes.PermissionDenied, err.Error())
}
err = s.s.EnqueRunningEvacuationStop(ctx)
if err != nil {
var logicalErr logicerr.Logical
if errors.As(err, &logicalErr) {
return nil, status.Error(codes.Aborted, err.Error())
}
return nil, status.Error(codes.Internal, err.Error())
}
resp := &control.StopShardEvacuationResponse{
Body: &control.StopShardEvacuationResponse_Body{},
}
err = SignMessage(s.key, resp)
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return resp, nil
}