frostfs-node/pkg/services/object/acl/eacl/v2/object.go

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package v2
import (
"strconv"
"github.com/nspcc-dev/neofs-api-go/v2/acl"
cid "github.com/nspcc-dev/neofs-sdk-go/container/id"
eaclSDK "github.com/nspcc-dev/neofs-sdk-go/eacl"
"github.com/nspcc-dev/neofs-sdk-go/object"
objectSDKAddress "github.com/nspcc-dev/neofs-sdk-go/object/address"
objectSDKID "github.com/nspcc-dev/neofs-sdk-go/object/id"
"github.com/nspcc-dev/neofs-sdk-go/owner"
)
type sysObjHdr struct {
k, v string
}
func (s *sysObjHdr) Key() string {
return s.k
}
func (s *sysObjHdr) Value() string {
return s.v
}
func idValue(id *objectSDKID.ID) string {
return id.String()
}
func cidValue(id *cid.ID) string {
return id.String()
}
func ownerIDValue(id *owner.ID) string {
return id.String()
}
func u64Value(v uint64) string {
return strconv.FormatUint(v, 10)
}
func headersFromObject(obj *object.Object, addr *objectSDKAddress.Address) []eaclSDK.Header {
var count int
for obj := obj; obj != nil; obj = obj.Parent() {
count += 9 + len(obj.Attributes())
}
res := make([]eaclSDK.Header, 0, count)
for ; obj != nil; obj = obj.Parent() {
res = append(res,
cidHeader(addr.ContainerID()),
// owner ID
&sysObjHdr{
k: acl.FilterObjectOwnerID,
v: ownerIDValue(obj.OwnerID()),
},
// creation epoch
&sysObjHdr{
k: acl.FilterObjectCreationEpoch,
v: u64Value(obj.CreationEpoch()),
},
// payload size
&sysObjHdr{
k: acl.FilterObjectPayloadLength,
v: u64Value(obj.PayloadSize()),
},
oidHeader(addr.ObjectID()),
// object version
&sysObjHdr{
k: acl.FilterObjectVersion,
v: obj.Version().String(),
},
// payload hash
&sysObjHdr{
k: acl.FilterObjectPayloadHash,
v: obj.PayloadChecksum().String(),
},
// object type
&sysObjHdr{
k: acl.FilterObjectType,
v: obj.Type().String(),
},
// payload homomorphic hash
&sysObjHdr{
k: acl.FilterObjectHomomorphicHash,
v: obj.PayloadHomomorphicHash().String(),
},
)
attrs := obj.Attributes()
for i := range attrs {
res = append(res, attrs[i])
}
}
return res
}