From ca75d3c08a2dd358967eacbacbfbb89ac3d504f9 Mon Sep 17 00:00:00 2001 From: thomasv Date: Mon, 7 Oct 2013 19:24:06 +0200 Subject: [PATCH] check coinbase maturity (fix #252) --- lib/wallet.py | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/lib/wallet.py b/lib/wallet.py index ec95f4325..e5d0303ee 100644 --- a/lib/wallet.py +++ b/lib/wallet.py @@ -36,6 +36,8 @@ from account import * from transaction import Transaction from plugins import run_hook +COINBASE_MATURITY = 100 + # AES encryption EncodeAES = lambda secret, s: base64.b64encode(aes.encryptData(secret,s)) DecodeAES = lambda secret, e: aes.decryptData(secret, base64.b64decode(e)) @@ -979,12 +981,14 @@ class Wallet: for tx_hash, tx_height in h: tx = self.transactions.get(tx_hash) if tx is None: raise BaseException("Wallet not synchronized") + is_coinbase = tx.inputs[0].get('prevout_hash') == '0'*64 for output in tx.d.get('outputs'): if output.get('address') != addr: continue key = tx_hash + ":%d" % output.get('prevout_n') if key in self.spent_outputs: continue output['prevout_hash'] = tx_hash output['height'] = tx_height + output['coinbase'] = is_coinbase coins.append((tx_height, output)) # sort by age @@ -1024,7 +1028,9 @@ class Wallet: inputs = [] coins = prioritized_coins + coins - for item in coins: + for item in coins: + if item.get('coinbase') and item.get('height') + COINBASE_MATURITY > self.network.blockchain.height: + continue addr = item.get('address') v = item.get('value') total += v