frostfs-node/pkg/services/object/patch/util.go

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package patchsvc
import (
"crypto/ecdsa"
"crypto/elliptic"
"errors"
"fmt"
objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
putsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/put"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
)
// putInitPrm initializes put paramerer for Put stream.
func (s *Streamer) putInitPrm(req *objectV2.PatchRequest, obj *objectV2.Object) (*putsvc.PutInitPrm, error) {
commonPrm, err := util.CommonPrmFromV2(req)
if err != nil {
return nil, err
}
prm := new(putsvc.PutInitPrm)
prm.WithObject(objectSDK.NewFromV2(obj)).
WithCommonPrm(commonPrm).
WithPrivateKey(s.localNodeKey)
return prm, nil
}
func newOwnerID(vh *session.RequestVerificationHeader) (*refs.OwnerID, error) {
for vh.GetOrigin() != nil {
vh = vh.GetOrigin()
}
sig := vh.GetBodySignature()
if sig == nil {
return nil, errors.New("empty body signature")
}
key, err := keys.NewPublicKeyFromBytes(sig.GetKey(), elliptic.P256())
if err != nil {
return nil, fmt.Errorf("invalid signature key: %w", err)
}
var userID user.ID
user.IDFromKey(&userID, (ecdsa.PublicKey)(*key))
ownID := new(refs.OwnerID)
userID.WriteToV2(ownID)
return ownID, nil
}