frostfs-node/pkg/core/container/fmt.go

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package container
import (
"github.com/google/uuid"
"github.com/nspcc-dev/neofs-api-go/pkg"
"github.com/nspcc-dev/neofs-api-go/pkg/container"
"github.com/nspcc-dev/neofs-api-go/pkg/owner"
"github.com/pkg/errors"
)
var errNilPolicy = errors.New("placement policy is nil")
// CheckFormat conducts an initial check of the container data.
//
// It is expected that if a container fails this test,
// it will not be inner-ring approved.
func CheckFormat(c *container.Container) error {
if c.GetPlacementPolicy() == nil {
return errNilPolicy
}
if err := pkg.IsSupportedVersion(pkg.NewVersionFromV2(c.GetVersion())); err != nil {
return errors.Wrap(err, "incorrect version")
}
if len(c.GetOwnerID().GetValue()) != owner.NEO3WalletSize {
return errors.Wrap(owner.ErrBadID, "incorrect owner identifier")
}
if _, err := uuid.FromBytes(c.GetNonce()); err != nil {
return errors.Wrap(err, "incorrect nonce")
}
return nil
}