package wrapper import ( "github.com/nspcc-dev/neofs-api-go/pkg/acl/eacl" containerSDK "github.com/nspcc-dev/neofs-api-go/pkg/container" "github.com/nspcc-dev/neofs-node/pkg/core/container" client "github.com/nspcc-dev/neofs-node/pkg/morph/client/container" "github.com/pkg/errors" ) // GetEACL reads the extended ACL table from NeoFS system // through Container contract call. func (w *Wrapper) GetEACL(cid *containerSDK.ID) (*eacl.Table, []byte, error) { if cid == nil { return nil, nil, errNilArgument } args := client.EACLArgs{} v2 := cid.ToV2() if v2 == nil { return nil, nil, errUnsupported // use other major version if there any } args.SetCID(v2.GetValue()) rpcAnswer, err := w.client.EACL(args) if err != nil { return nil, nil, err } // Client may not return errors if the table is missing, so check this case additionally. // The absence of a signature in the response can be taken as an eACL absence criterion, // since unsigned table cannot be approved in the storage by design. sig := rpcAnswer.Signature() if len(sig) == 0 { return nil, nil, container.ErrEACLNotFound } table := eacl.NewTable() if err = table.Unmarshal(rpcAnswer.EACL()); err != nil { // use other major version if there any return nil, nil, err } return table, sig, nil } // PutEACL saves the extended ACL table in NeoFS system // through Container contract call. // // Returns any error encountered that caused the saving to interrupt. func (w *Wrapper) PutEACL(table *eacl.Table, signature []byte) error { if table == nil || len(signature) == 0 { return errNilArgument } args := client.SetEACLArgs{} args.SetSignature(signature) data, err := table.Marshal() if err != nil { return errors.Wrap(err, "can't marshal eacl table") } args.SetEACL(data) return w.client.SetEACL(args) }