99 lines
2.3 KiB
Go
99 lines
2.3 KiB
Go
package container
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import (
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"errors"
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"fmt"
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cntClient "github.com/nspcc-dev/neofs-node/pkg/morph/client/container"
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"github.com/nspcc-dev/neofs-node/pkg/morph/event/container"
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"github.com/nspcc-dev/neofs-sdk-go/eacl"
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"github.com/nspcc-dev/neofs-sdk-go/session"
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"go.uber.org/zap"
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)
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func (cp *Processor) processSetEACL(e container.SetEACL) {
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if !cp.alphabetState.IsAlphabet() {
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cp.log.Info("non alphabet mode, ignore set EACL")
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return
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}
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err := cp.checkSetEACL(e)
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if err != nil {
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cp.log.Error("set EACL check failed",
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zap.String("error", err.Error()),
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)
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return
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}
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cp.approveSetEACL(e)
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}
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func (cp *Processor) checkSetEACL(e container.SetEACL) error {
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binTable := e.Table()
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// unmarshal table
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table := eacl.NewTable()
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err := table.Unmarshal(binTable)
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if err != nil {
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return fmt.Errorf("invalid binary table: %w", err)
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}
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idCnr, ok := table.CID()
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if !ok {
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return errors.New("missing container ID in eACL table")
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}
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// receive owner of the related container
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cnr, err := cntClient.Get(cp.cnrClient, idCnr)
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if err != nil {
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return fmt.Errorf("could not receive the container: %w", err)
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}
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// ACL extensions can be disabled by basic ACL, check it
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if !cnr.Value.BasicACL().Extendable() {
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return errors.New("ACL extension disabled by container basic ACL")
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}
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err = cp.verifySignature(signatureVerificationData{
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ownerContainer: cnr.Value.Owner(),
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verb: session.VerbContainerSetEACL,
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idContainerSet: true,
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idContainer: idCnr,
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binTokenSession: e.SessionToken(),
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binPublicKey: e.PublicKey(),
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signature: e.Signature(),
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signedData: binTable,
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})
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if err != nil {
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return fmt.Errorf("auth eACL table setting: %w", err)
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}
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return nil
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}
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func (cp *Processor) approveSetEACL(e container.SetEACL) {
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var err error
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prm := cntClient.PutEACLPrm{}
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prm.SetTable(e.Table())
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prm.SetKey(e.PublicKey())
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prm.SetSignature(e.Signature())
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prm.SetToken(e.SessionToken())
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if nr := e.NotaryRequest(); nr != nil {
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// setEACL event was received via Notary service
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err = cp.cnrClient.Morph().NotarySignAndInvokeTX(nr.MainTransaction)
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} else {
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// setEACL event was received via notification service
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err = cp.cnrClient.PutEACL(prm)
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}
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if err != nil {
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cp.log.Error("could not approve set EACL",
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zap.String("error", err.Error()),
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)
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}
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}
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