package putsvc import ( "context" "fmt" clientcore "github.com/nspcc-dev/neofs-node/pkg/core/client" netmapCore "github.com/nspcc-dev/neofs-node/pkg/core/netmap" internalclient "github.com/nspcc-dev/neofs-node/pkg/services/object/internal/client" "github.com/nspcc-dev/neofs-node/pkg/services/object/util" "github.com/nspcc-dev/neofs-node/pkg/services/object_manager/transformer" "github.com/nspcc-dev/neofs-sdk-go/netmap" "github.com/nspcc-dev/neofs-sdk-go/object" ) type remoteTarget struct { ctx context.Context keyStorage *util.KeyStorage commonPrm *util.CommonPrm nodeInfo clientcore.NodeInfo obj *object.Object clientConstructor ClientConstructor } // RemoteSender represents utility for // sending an object to a remote host. type RemoteSender struct { keyStorage *util.KeyStorage clientConstructor ClientConstructor } // RemotePutPrm groups remote put operation parameters. type RemotePutPrm struct { node netmap.NodeInfo obj *object.Object } func (t *remoteTarget) WriteHeader(obj *object.Object) error { t.obj = obj return nil } func (t *remoteTarget) Close() (*transformer.AccessIdentifiers, error) { var sessionInfo *util.SessionInfo if tok := t.commonPrm.SessionToken(); tok != nil { sessionInfo = &util.SessionInfo{ ID: tok.ID(), Owner: tok.Issuer(), } } key, err := t.keyStorage.GetKey(sessionInfo) if err != nil { return nil, fmt.Errorf("(%T) could not receive private key: %w", t, err) } c, err := t.clientConstructor.Get(t.nodeInfo) if err != nil { return nil, fmt.Errorf("(%T) could not create SDK client %s: %w", t, t.nodeInfo, err) } var prm internalclient.PutObjectPrm prm.SetContext(t.ctx) prm.SetClient(c) prm.SetPrivateKey(key) prm.SetSessionToken(t.commonPrm.SessionToken()) prm.SetBearerToken(t.commonPrm.BearerToken()) prm.SetXHeaders(t.commonPrm.XHeaders()) prm.SetObject(t.obj) res, err := internalclient.PutObject(prm) if err != nil { return nil, fmt.Errorf("(%T) could not put object to %s: %w", t, t.nodeInfo.AddressGroup(), err) } return new(transformer.AccessIdentifiers). WithSelfID(res.ID()), nil } // NewRemoteSender creates, initializes and returns new RemoteSender instance. func NewRemoteSender(keyStorage *util.KeyStorage, cons ClientConstructor) *RemoteSender { return &RemoteSender{ keyStorage: keyStorage, clientConstructor: cons, } } // WithNodeInfo sets information about the remote node. func (p *RemotePutPrm) WithNodeInfo(v netmap.NodeInfo) *RemotePutPrm { if p != nil { p.node = v } return p } // WithObject sets transferred object. func (p *RemotePutPrm) WithObject(v *object.Object) *RemotePutPrm { if p != nil { p.obj = v } return p } // PutObject sends object to remote node. func (s *RemoteSender) PutObject(ctx context.Context, p *RemotePutPrm) error { t := &remoteTarget{ ctx: ctx, keyStorage: s.keyStorage, clientConstructor: s.clientConstructor, } err := clientcore.NodeInfoFromRawNetmapElement(&t.nodeInfo, netmapCore.Node(p.node)) if err != nil { return fmt.Errorf("parse client node info: %w", err) } if err := t.WriteHeader(p.obj); err != nil { return fmt.Errorf("(%T) could not send object header: %w", s, err) } else if _, err := t.Close(); err != nil { return fmt.Errorf("(%T) could not send object: %w", s, err) } return nil }