add limit to try-verify loop

11 years ago · 530f05f876
1 changed files with 6 additions and 1 deletions
--- a/Transaction.js
+++ b/Transaction.js
@ -943,10 +943,15 @@ Transaction.prototype.sign = function (keys, opts) {
    var txSigHash = self.hashForSignature(s, i, signhash);

    var sigRaw;
+    var triesLeft = 10;
    do {
      sigRaw = wk.privKey.signSync(txSigHash);
-    } while ( wk.privKey.verifySignatureSync(txSigHash, sigRaw) === false );
+    } while ( wk.privKey.verifySignatureSync(txSigHash, sigRaw) === false && triesLeft-- );

+    if (!triesLeft) {
+      log.debug('could not sign input:'+i +' verification failed');
+      continue;
+    }

    var sigType = new Buffer(1);
    sigType[0] = signhash;