consensus: update dbft, drop marshaling from private key

dbft doesn not need this and we must not leak the key in any way.

go.mod

@@ -11,7 +11,7 @@ require (
 	github.com/holiman/uint256 v1.2.0
 	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51
 	github.com/mr-tron/base58 v1.2.0
-	github.com/nspcc-dev/dbft v0.0.0-20220629112714-fd49ca59d354
+	github.com/nspcc-dev/dbft v0.0.0-20220902113116-58a5e763e647
 	github.com/nspcc-dev/go-ordered-json v0.0.0-20220111165707-25110be27d22
 	github.com/nspcc-dev/neo-go/pkg/interop v0.0.0-20220809123759-3094d3e0c14b
 	github.com/nspcc-dev/neofs-sdk-go v0.0.0-20220113123743-7f3162110659
@@ -42,7 +42,7 @@ require (
 	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
 	github.com/nspcc-dev/hrw v1.0.9 // indirect
 	github.com/nspcc-dev/neofs-api-go/v2 v2.11.1 // indirect
-	github.com/nspcc-dev/neofs-crypto v0.3.0 // indirect
+	github.com/nspcc-dev/neofs-crypto v0.4.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/prometheus/client_model v0.2.0 // indirect
 	github.com/prometheus/common v0.37.0 // indirect

go.sum

@@ -251,8 +251,8 @@ github.com/nspcc-dev/dbft v0.0.0-20191209120240-0d6b7568d9ae/go.mod h1:3FjXOoHmA
 github.com/nspcc-dev/dbft v0.0.0-20200117124306-478e5cfbf03a/go.mod h1:/YFK+XOxxg0Bfm6P92lY5eDSLYfp06XOdL8KAVgXjVk=
 github.com/nspcc-dev/dbft v0.0.0-20200219114139-199d286ed6c1/go.mod h1:O0qtn62prQSqizzoagHmuuKoz8QMkU3SzBoKdEvm3aQ=
 github.com/nspcc-dev/dbft v0.0.0-20210721160347-1b03241391ac/go.mod h1:U8MSnEShH+o5hexfWJdze6uMFJteP0ko7J2frO7Yu1Y=
-github.com/nspcc-dev/dbft v0.0.0-20220629112714-fd49ca59d354 h1:/NYQJ9dmeOajNuS0b8x8SMt0b4mEYwUWOpMXuLQ1qwM=
+github.com/nspcc-dev/dbft v0.0.0-20220902113116-58a5e763e647 h1:handGBjqVzRx7HD6152zsP8ZRxw083zCMbN0IlUaPQk=
-github.com/nspcc-dev/dbft v0.0.0-20220629112714-fd49ca59d354/go.mod h1:U8MSnEShH+o5hexfWJdze6uMFJteP0ko7J2frO7Yu1Y=
+github.com/nspcc-dev/dbft v0.0.0-20220902113116-58a5e763e647/go.mod h1:g9xisXmX9NP9MjioaTe862n9SlZTrP+6PVUWLBYOr98=
 github.com/nspcc-dev/go-ordered-json v0.0.0-20210915112629-e1b6cce73d02/go.mod h1:79bEUDEviBHJMFV6Iq6in57FEOCMcRhfQnfaf0ETA5U=
 github.com/nspcc-dev/go-ordered-json v0.0.0-20220111165707-25110be27d22 h1:n4ZaFCKt1pQJd7PXoMJabZWK9ejjbLOVrkl/lOUmshg=
 github.com/nspcc-dev/go-ordered-json v0.0.0-20220111165707-25110be27d22/go.mod h1:79bEUDEviBHJMFV6Iq6in57FEOCMcRhfQnfaf0ETA5U=
@@ -267,8 +267,9 @@ github.com/nspcc-dev/neofs-api-go/v2 v2.11.1 h1:SVqc523pZsSaS9vnPS1mm3VV6b6xY0gv
 github.com/nspcc-dev/neofs-api-go/v2 v2.11.1/go.mod h1:oS8dycEh8PPf2Jjp6+8dlwWyEv2Dy77h/XhhcdxYEFs=
 github.com/nspcc-dev/neofs-crypto v0.2.0/go.mod h1:F/96fUzPM3wR+UGsPi3faVNmFlA9KAEAUQR7dMxZmNA=
 github.com/nspcc-dev/neofs-crypto v0.2.3/go.mod h1:8w16GEJbH6791ktVqHN9YRNH3s9BEEKYxGhlFnp0cDw=
-github.com/nspcc-dev/neofs-crypto v0.3.0 h1:zlr3pgoxuzrmGCxc5W8dGVfA9Rro8diFvVnBg0L4ifM=
 github.com/nspcc-dev/neofs-crypto v0.3.0/go.mod h1:8w16GEJbH6791ktVqHN9YRNH3s9BEEKYxGhlFnp0cDw=
+github.com/nspcc-dev/neofs-crypto v0.4.0 h1:5LlrUAM5O0k1+sH/sktBtrgfWtq1pgpDs09fZo+KYi4=
+github.com/nspcc-dev/neofs-crypto v0.4.0/go.mod h1:6XJ8kbXgOfevbI2WMruOtI+qUJXNwSGM/E9eClXxPHs=
 github.com/nspcc-dev/neofs-sdk-go v0.0.0-20211201182451-a5b61c4f6477/go.mod h1:dfMtQWmBHYpl9Dez23TGtIUKiFvCIxUZq/CkSIhEpz4=
 github.com/nspcc-dev/neofs-sdk-go v0.0.0-20220113123743-7f3162110659 h1:rpMCoRa7expLc9gMiOP724gz6YSykZzmMALR/CmiwnU=
 github.com/nspcc-dev/neofs-sdk-go v0.0.0-20220113123743-7f3162110659/go.mod h1:/jay1lr3w7NQd/VDBkEhkJmDmyPNsu4W+QV2obsUV40=

pkg/consensus/crypto.go

@@ -13,17 +13,6 @@ type privateKey struct {
 	*keys.PrivateKey
 }
 
-// MarshalBinary implements the encoding.BinaryMarshaler interface.
-func (p privateKey) MarshalBinary() (data []byte, err error) {
-	return p.PrivateKey.Bytes(), nil
-}
-
-// UnmarshalBinary implements the encoding.BinaryUnmarshaler interface.
-func (p *privateKey) UnmarshalBinary(data []byte) (err error) {
-	p.PrivateKey, err = keys.NewPrivateKeyFromBytes(data)
-	return
-}
-
 // Sign implements the dbft's crypto.PrivateKey interface.
 func (p *privateKey) Sign(data []byte) ([]byte, error) {
 	return p.PrivateKey.Sign(data), nil

pkg/consensus/crypto_test.go

@@ -12,19 +12,12 @@ func TestCrypt(t *testing.T) {
 	require.NoError(t, err)
 
 	priv := privateKey{key}
-	data, err := priv.MarshalBinary()
-	require.NoError(t, err)
 
 	key1, err := keys.NewPrivateKey()
 	require.NoError(t, err)
 
-	priv1 := privateKey{key1}
-	require.NotEqual(t, priv, priv1)
-	require.NoError(t, priv1.UnmarshalBinary(data))
-	require.Equal(t, priv, priv1)
-
 	pub := publicKey{key.PublicKey()}
-	data, err = pub.MarshalBinary()
+	data, err := pub.MarshalBinary()
 	require.NoError(t, err)
 
 	pub1 := publicKey{key1.PublicKey()}