frostfs-node/pkg/services/object/delete/util.go

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package deletesvc
import (
"errors"
objectSDK "github.com/nspcc-dev/neofs-api-go/pkg/object"
"github.com/nspcc-dev/neofs-node/pkg/core/object"
getsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/get"
putsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/put"
searchsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/search"
"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/placement"
)
type headSvcWrapper getsvc.Service
type searchSvcWrapper searchsvc.Service
type putSvcWrapper putsvc.Service
type simpleIDWriter struct {
ids []*objectSDK.ID
}
func (w *headSvcWrapper) headAddress(exec *execCtx, addr *objectSDK.Address) (*object.Object, error) {
wr := getsvc.NewSimpleObjectWriter()
p := getsvc.HeadPrm{}
p.SetCommonParameters(exec.commonParameters())
p.SetHeaderWriter(wr)
p.WithRawFlag(true)
p.WithAddress(addr)
err := (*getsvc.Service)(w).Head(exec.context(), p)
if err != nil {
return nil, err
}
return wr.Object(), nil
}
func (w *headSvcWrapper) splitInfo(exec *execCtx) (*objectSDK.SplitInfo, error) {
_, err := w.headAddress(exec, exec.address())
var errSplitInfo *objectSDK.SplitInfoError
switch {
case err == nil:
return nil, nil
case errors.As(err, &errSplitInfo):
return errSplitInfo.SplitInfo(), nil
default:
return nil, err
}
}
func (w *headSvcWrapper) children(exec *execCtx) ([]*objectSDK.ID, error) {
a := exec.newAddress(exec.splitInfo.Link())
linking, err := w.headAddress(exec, a)
if err != nil {
return nil, err
}
return linking.Children(), nil
}
func (w *headSvcWrapper) previous(exec *execCtx, id *objectSDK.ID) (*objectSDK.ID, error) {
a := exec.newAddress(id)
h, err := w.headAddress(exec, a)
if err != nil {
return nil, err
}
return h.PreviousID(), nil
}
func (w *searchSvcWrapper) splitMembers(exec *execCtx) ([]*objectSDK.ID, error) {
fs := objectSDK.SearchFilters{}
fs.AddSplitIDFilter(objectSDK.MatchStringEqual, exec.splitInfo.SplitID())
wr := new(simpleIDWriter)
p := searchsvc.Prm{}
p.SetWriter(wr)
p.SetCommonParameters(exec.commonParameters())
p.WithContainerID(exec.containerID())
p.WithSearchFilters(fs)
err := (*searchsvc.Service)(w).Search(exec.context(), p)
if err != nil {
return nil, err
}
return wr.ids, nil
}
func (s *simpleIDWriter) WriteIDs(ids []*objectSDK.ID) error {
s.ids = append(s.ids, ids...)
return nil
}
func (w *putSvcWrapper) put(exec *execCtx, broadcast bool) (*objectSDK.ID, error) {
streamer, err := (*putsvc.Service)(w).Put(exec.context())
if err != nil {
return nil, err
}
payload := exec.tombstoneObj.Payload()
initPrm := new(putsvc.PutInitPrm).
WithCommonPrm(exec.commonParameters()).
WithObject(exec.tombstoneObj.CutPayload())
if broadcast {
initPrm.WithTraverseOption(placement.WithoutSuccessTracking())
}
err = streamer.Init(initPrm)
if err != nil {
return nil, err
}
err = streamer.SendChunk(new(putsvc.PutChunkPrm).WithChunk(payload))
if err != nil {
return nil, err
}
r, err := streamer.Close()
if err != nil {
return nil, err
}
return r.ObjectID(), nil
}