frostfs-s3-gw/internal/frostfs/tree_signature.go

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/*REMOVE THIS AFTER SIGNATURE WILL BE AVAILABLE IN TREE CLIENT FROM FROSTFS NODE*/
package frostfs
import (
crypto "github.com/TrueCloudLab/frostfs-crypto"
"google.golang.org/protobuf/proto"
)
func (c *TreeClient) signData(buf []byte, f func(key, sign []byte)) error {
// crypto package should not be used outside of API libraries (see neofs-node#491).
// For now tree service does not include into SDK Client nor SDK Pool, so there is no choice.
// When SDK library adopts Tree service client, this should be dropped.
sign, err := crypto.Sign(&c.key.PrivateKey, buf)
if err != nil {
return err
}
f(c.key.PublicKey().Bytes(), sign)
return nil
}
func (c *TreeClient) signRequest(requestBody proto.Message, f func(key, sign []byte)) error {
buf, err := proto.Marshal(requestBody)
if err != nil {
return err
}
return c.signData(buf, f)
}