Merge pull request #5068 from filecoin-project/zen/ledger-sign-print

Ledger signature verification
filecoin-project · Dec 1, 2020 · 2be9836 · 2be9836
2 parents 3e143ca + 2e5843a
commit 2be9836
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/cmd/lotus-shed/ledger.go b/cmd/lotus-shed/ledger.go
@@ -8,6 +8,7 @@ import (
 
 	"github.com/filecoin-project/go-address"
 	"github.com/filecoin-project/go-state-types/big"
+	"github.com/filecoin-project/go-state-types/crypto"
 	"github.com/urfave/cli/v2"
 	ledgerfil "github.com/whyrusleeping/ledger-filecoin-go"
 
@@ -242,13 +243,16 @@ var ledgerSignTestCmd = &cli.Command{
 		if err != nil {
 			return err
 		}
+		fmt.Printf("Message: %x\n", b.RawData())
 
 		sig, err := fl.SignSECP256K1(p, b.RawData())
 		if err != nil {
 			return err
 		}
 
-		fmt.Println(sig.SignatureBytes())
+		sigBytes := append([]byte{byte(crypto.SigTypeSecp256k1)}, sig.SignatureBytes()...)
+
+		fmt.Printf("Signature: %x\n", sigBytes)
 
 		return nil
 	},