[#243] object/delete: Implement new service processing
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
This commit is contained in:
Leonard Lyubich
Alex Vanin
parent
510e9ff2ec
commit
fe3906c295
11 changed files with 654 additions and 217 deletions
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@ -1,42 +1,42 @@
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package deletesvc
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import (
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"context"
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objectSDK "github.com/nspcc-dev/neofs-api-go/pkg/object"
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"github.com/nspcc-dev/neofs-api-go/pkg/owner"
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"github.com/nspcc-dev/neofs-node/pkg/core/object"
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headsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/head"
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getsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/get"
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putsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/put"
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objutil "github.com/nspcc-dev/neofs-node/pkg/services/object/util"
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"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/placement"
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searchsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/search"
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"github.com/nspcc-dev/neofs-node/pkg/util/logger"
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"github.com/pkg/errors"
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"go.uber.org/zap"
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)
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// Service utility serving requests of Object.Get service.
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type Service struct {
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*cfg
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}
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// Option is a Service's constructor option.
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type Option func(*cfg)
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type RelationHeader interface {
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HeadRelation(context.Context, *objectSDK.Address, *objutil.CommonPrm) (*object.Object, error)
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}
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type cfg struct {
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ownerID *owner.ID
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keyStorage *objutil.KeyStorage
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putSvc *putsvc.Service
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headSvc *headsvc.Service
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hdrLinking RelationHeader
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log *logger.Logger
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header interface {
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// must return (nil, nil) for PHY objects
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splitInfo(*execCtx) (*objectSDK.SplitInfo, error)
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children(*execCtx) ([]*objectSDK.ID, error)
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// must return (nil, nil) for 1st object in chain
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previous(*execCtx, *objectSDK.ID) (*objectSDK.ID, error)
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}
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searcher interface {
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splitMembers(*execCtx) ([]*objectSDK.ID, error)
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}
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placer interface {
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put(*execCtx, bool) (*objectSDK.ID, error)
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}
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}
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func defaultCfg() *cfg {
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@ -45,7 +45,9 @@ func defaultCfg() *cfg {
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}
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}
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func NewService(opts ...Option) *Service {
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// New creates, initializes and returns utility serving
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// Object.Get service requests.
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func New(opts ...Option) *Service {
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c := defaultCfg()
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for i := range opts {
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@ -57,142 +59,31 @@ func NewService(opts ...Option) *Service {
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}
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}
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func (s *Service) Delete(ctx context.Context, prm *Prm) (*Response, error) {
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ownerID := s.ownerID
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if token := prm.common.SessionToken(); token != nil {
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ownerID = token.OwnerID()
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}
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if ownerID == nil {
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return nil, errors.Errorf("(%T) missing owner identifier", s)
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}
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addrList, err := s.getRelations(ctx, prm)
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if err != nil {
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return nil, errors.Wrapf(err, "(%T) could not get object relations", s)
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}
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content := object.NewTombstoneContent()
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content.SetAddressList(addrList...)
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data, err := content.MarshalBinary()
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if err != nil {
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return nil, errors.Wrapf(err, "(%T) could not marshal tombstone content", s)
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}
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r, err := s.putSvc.Put(ctx)
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if err != nil {
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return nil, errors.Wrapf(err, "(%T) could not open put stream", s)
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}
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// `WithoutSuccessTracking` option broadcast message to all container nodes.
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// For now there is no better solution to distributed tombstones with
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// content address storage (CAS) and one tombstone for several split
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// objects.
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if err := r.Init(new(putsvc.PutInitPrm).
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WithObject(newTombstone(ownerID, prm.addr.ContainerID())).
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WithCommonPrm(prm.common).
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WithTraverseOption(placement.WithoutSuccessTracking()), // broadcast tombstone, maybe one
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); err != nil {
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return nil, errors.Wrapf(err, "(%T) could not initialize tombstone stream", s)
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}
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if err := r.SendChunk(new(putsvc.PutChunkPrm).
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WithChunk(data),
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); err != nil {
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return nil, errors.Wrapf(err, "(%T) could not send tombstone payload", s)
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}
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if _, err := r.Close(); err != nil {
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return nil, errors.Wrapf(err, "(%T) could not close tombstone stream", s)
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}
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return new(Response), nil
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}
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func (s *Service) getRelations(ctx context.Context, prm *Prm) ([]*objectSDK.Address, error) {
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var res []*objectSDK.Address
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if linking, err := s.hdrLinking.HeadRelation(ctx, prm.addr, prm.common); err != nil {
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cid := prm.addr.ContainerID()
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for prev := prm.addr.ObjectID(); prev != nil; {
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addr := objectSDK.NewAddress()
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addr.SetObjectID(prev)
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addr.SetContainerID(cid)
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headResult, err := s.headSvc.Head(ctx, new(headsvc.Prm).
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WithAddress(addr).
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WithCommonPrm(prm.common),
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)
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if err != nil {
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return nil, errors.Wrapf(err, "(%T) could not receive Head result", s)
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}
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hdr := headResult.Header()
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id := hdr.ID()
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prev = hdr.PreviousID()
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addr.SetObjectID(id)
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res = append(res, addr)
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}
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} else {
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childList := linking.Children()
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res = make([]*objectSDK.Address, 0, len(childList)+2) // 1 for parent, 1 for linking
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for i := range childList {
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addr := objectSDK.NewAddress()
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addr.SetObjectID(childList[i])
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addr.SetContainerID(prm.addr.ContainerID())
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res = append(res, addr)
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}
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addr := objectSDK.NewAddress()
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addr.SetObjectID(linking.ID())
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addr.SetContainerID(prm.addr.ContainerID())
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res = append(res, addr)
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}
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res = append(res, prm.addr)
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return res, nil
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}
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func WithOwnerID(v *owner.ID) Option {
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return func(c *cfg) {
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c.ownerID = v
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}
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}
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func WithKeyStorage(v *objutil.KeyStorage) Option {
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return func(c *cfg) {
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c.keyStorage = v
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}
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}
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func WithPutService(v *putsvc.Service) Option {
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return func(c *cfg) {
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c.putSvc = v
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}
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}
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func WitHeadService(v *headsvc.Service) Option {
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return func(c *cfg) {
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c.headSvc = v
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}
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}
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func WithLinkingHeader(v RelationHeader) Option {
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return func(c *cfg) {
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c.hdrLinking = v
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}
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}
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// WithLogger returns option to specify Delete service's logger.
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func WithLogger(l *logger.Logger) Option {
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return func(c *cfg) {
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c.log = l
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c.log = l.With(zap.String("component", "Object.Delete service"))
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}
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}
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// WithHeadService returns option to set Head service
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// to work with object headers.
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func WithHeadService(h *getsvc.Service) Option {
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return func(c *cfg) {
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c.header = (*headSvcWrapper)(h)
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}
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}
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// WithClientCache returns option to set cache of remote node clients.
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func WithSearchService(s *searchsvc.Service) Option {
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return func(c *cfg) {
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c.searcher = (*searchSvcWrapper)(s)
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}
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}
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// WithClientOptions returns option to specify options of remote node clients.
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func WithPutService(p *putsvc.Service) Option {
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return func(c *cfg) {
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c.placer = (*putSvcWrapper)(p)
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}
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}
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