frostfs-node/cmd/neofs-cli/modules/control/util.go

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package control
import (
"crypto/ecdsa"
"errors"
"github.com/nspcc-dev/neofs-api-go/v2/refs"
internalclient "github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/client"
"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/common"
controlSvc "github.com/nspcc-dev/neofs-node/pkg/services/control/server"
"github.com/nspcc-dev/neofs-sdk-go/client"
neofscrypto "github.com/nspcc-dev/neofs-sdk-go/crypto"
"github.com/spf13/cobra"
)
func signRequest(cmd *cobra.Command, pk *ecdsa.PrivateKey, req controlSvc.SignedMessage) {
err := controlSvc.SignMessage(pk, req)
common.ExitOnErr(cmd, "could not sign request: %w", err)
}
func verifyResponse(cmd *cobra.Command,
sigControl interface {
GetKey() []byte
GetSign() []byte
},
body interface {
StableMarshal([]byte) []byte
},
) {
if sigControl == nil {
common.ExitOnErr(cmd, "", errors.New("missing response signature"))
}
// TODO(@cthulhu-rider): #1387 use Signature message from NeoFS API to avoid conversion
var sigV2 refs.Signature
sigV2.SetScheme(refs.ECDSA_SHA512)
sigV2.SetKey(sigControl.GetKey())
sigV2.SetSign(sigControl.GetSign())
var sig neofscrypto.Signature
common.ExitOnErr(cmd, "can't read signature: %w", sig.ReadFromV2(sigV2))
if !sig.Verify(body.StableMarshal(nil)) {
common.ExitOnErr(cmd, "", errors.New("invalid response signature"))
}
}
func getClient(cmd *cobra.Command, pk *ecdsa.PrivateKey) *client.Client {
return internalclient.GetSDKClientByFlag(cmd, pk, controlRPC)
}