#80 implementation for proof of ownership

common/constant/node.go

@@ -0,0 +1,6 @@
+package constant
+
+var (
+	// ProofOfOwnershipExpiration number of blocks after a proof of ownership message 'expires' (is considered invalid)
+	ProofOfOwnershipExpiration uint32 = 100
+)

common/crypto/signature.go

@@ -8,7 +8,7 @@ import (
 type (
 	SignatureInterface interface {
 		Sign(payload []byte, accountType uint32, accountAddress, seed string) []byte
-		SignBlock(payload []byte, nodeSeed string) []byte
+		SignByNode(payload []byte, nodeSeed string) []byte
 		VerifySignature(payload, signature []byte, accountType uint32, accountAddress string) bool
 	}
 
@@ -37,8 +37,8 @@ func (sig *Signature) Sign(payload []byte, accountType uint32, accountAddress, s
 	}
 }
 
-// SignBlock special method for signing block only, there will be no multiple signature options
-func (*Signature) SignBlock(payload []byte, nodeSeed string) []byte {
+// SignByNode special method for signing block only, there will be no multiple signature options
+func (*Signature) SignByNode(payload []byte, nodeSeed string) []byte {
 	nodePrivateKey := ed25519GetPrivateKeyFromSeed(nodeSeed)
 	return ed25519.Sign(nodePrivateKey, payload)
 }

common/crypto/signature_test.go

@@ -83,7 +83,7 @@ func TestSignature_SignBlock(t *testing.T) {
 		want []byte
 	}{
 		{
-			name: "SignBlock:success",
+			name: "SignByNode:success",
 			args: args{
 				payload:  []byte{12, 43, 65, 65, 12, 123, 43, 12, 1, 24, 5, 5, 12, 54},
 				nodeSeed: "concur vocalist rotten busload gap quote stinging undiluted surfer goofiness deviation starved",
@@ -96,8 +96,8 @@ func TestSignature_SignBlock(t *testing.T) {
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			s := &Signature{}
-			if got := s.SignBlock(tt.args.payload, tt.args.nodeSeed); !reflect.DeepEqual(got, tt.want) {
-				t.Errorf("Signature.SignBlock() = %v, want %v", got, tt.want)
+			if got := s.SignByNode(tt.args.payload, tt.args.nodeSeed); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("Signature.SignByNode() = %v, want %v", got, tt.want)
 			}
 		})
 	}