def get_user_spendable_balance(user, rpc=None):
if rpc is None:
rpc = get_rpc()
# spendable_balance is the confirmed balance and the unconfirmed balance of
# transactions that the bot has generated, but not the unconfirmed balance of
# transactions originating from a wallet address that does not belong to the bot
unspent_amounts = []
address = user_function.get_user_address(user)
list_unspent = rpc.listunspent(0, 0, [address])
# in case of no un-spent transaction
if len(list_unspent) == 0:
return 0
for i in range(0, len(list_unspent), 1):
trans = rpc.decoderawtransaction(rpc.getrawtransaction(list_unspent[i]['txid']))
# for v_in in range(0,len(trans['vin']),1):
vin = rpc.decoderawtransaction(rpc.getrawtransaction(trans['vin'][0]['txid']))
if vin['vout'][0]['scriptPubKey']['addresses'][0] in user_function.get_users().values():
unspent_amounts.append(list_unspent[i]['amount'])
bot_logger.logger.debug("unspent_amounts %s" % (str(sum(unspent_amounts))))
# check if user have pending tips
pending_tips = user_function.get_balance_unregistered_tip(user)
bot_logger.logger.debug("pending_tips %s" % (str(pending_tips)))
return int(sum(unspent_amounts) - int(pending_tips))
def anti_spamming_tx(self):
# protect against spam attacks of an address having UTXOs.
while True:
rpc_antispam = crypto.get_rpc()
bot_logger.logger.info('Make clean of tx')
# get list of account
list_account = user_function.get_users()
for account, address in list_account.items():
# don't flood rpc daemon
time.sleep(1)
list_tx = rpc_antispam.listunspent(1, 99999999999, [address])
if len(list_tx) > int(config.spam_limit):
unspent_amounts = []
for i in range(0, len(list_tx), 1):
unspent_amounts.append(list_tx[i]['amount'])
# limits to 200 transaction to not explode timeout rpc
if i > 200:
break
bot_logger.logger.info('Consolidate %s account !' % account)
crypto.send_to(rpc_antispam, address, address, sum(unspent_amounts), True)
# wait a bit before re-scan account
time.sleep(240)
def get_user_spendable_balance(rpc, user):
# spendable_balance is the confirmed balance and the unconfirmed balance of
# transactions that the bot has generated, but not the unconfirmed balance of
# transactions originating from a wallet address that does not belong to the bot
unspent_amounts = []
address = user_function.get_user_address(user)
list_unspent = rpc.listunspent(0, 0, [address])
# in case of no un-spent transaction
if len(list_unspent) == 0:
return 0
for i in range(0, len(list_unspent), 1):
trans = rpc.decoderawtransaction(rpc.getrawtransaction(list_unspent[i]['txid']))
# for v_in in range(0,len(trans['vin']),1):
vin = rpc.decoderawtransaction(rpc.getrawtransaction(trans['vin'][0]['txid']))
if vin['vout'][0]['scriptPubKey']['addresses'][0] in user_function.get_users().values():
unspent_amounts.append(list_unspent[i]['amount'])
# for item in range(0,len(vin['vout']),1):
# for addr in range(0,len(vin['vout'][item]['scriptPubKey']['addresses']),1):
# if vin['vout'][item]['scriptPubKey']['addresses'][addr] in user_function.get_users().values():
# continue
# else:
# list_unspent = rpc.listunspent(1, 99999999999, [address])
# continue
# for i in range(0, len(list_unspent), 1):
# unspent_amounts.append(list_unspent[i]['amount'])
bot_logger.logger.debug("unspent_amounts %s" % (str(sum(unspent_amounts))))
current_balance = rpc.getbalance("reddit-%s" % user)
bot_logger.logger.debug("current_balance %s" % (str(int(current_balance))))
if int(current_balance) != int(sum(unspent_amounts)):
bot_logger.logger.warn("maybe an error !")
# check if user have pending tips
pending_tips = user_function.get_balance_unregistered_tip(user)
bot_logger.logger.debug("pending_tips %s" % (str(pending_tips)))
return int(sum(unspent_amounts) - int(pending_tips))
def send_to(rpc, sender_address, receiver_address, amount, take_fee_on_amount=False, tx_queue=None):
if rpc is None:
rpc = get_rpc()
bot_logger.logger.info("send %s to %s from %s" % (amount, sender_address, receiver_address))
list_unspent = rpc.listunspent(1, 99999999999, [sender_address])
unspent_amounts = []
raw_inputs = []
fee = 1
for i in range(0, len(list_unspent), 1):
unspent_amounts.append(list_unspent[i]['amount'])
# check if we have enough tx
tx = {
"txid": str(list_unspent[i]['txid']),
"vout": list_unspent[i]['vout']
}
raw_inputs.append(tx)
fee = calculate_fee(len(raw_inputs), 2)
if sum(unspent_amounts) > (float(amount) + float(fee)) and (calculate_size(len(raw_inputs), 2) >= 750):
break
list_unspent = rpc.listunspent(0, 0, [sender_address])
for i in range(0, len(list_unspent), 1):
trans = rpc.decoderawtransaction(rpc.getrawtransaction(list_unspent[i]['txid']))
vin = rpc.decoderawtransaction(rpc.getrawtransaction(trans['vin'][0]['txid']))
if vin['vout'][0]['scriptPubKey']['addresses'][0] in user_function.get_users().values():
unspent_amounts.append(list_unspent[i]['amount'])
tx = {
"txid": str(list_unspent[i]['txid']),
"vout": list_unspent[i]['vout']
}
raw_inputs.append(tx)
fee = calculate_fee(len(raw_inputs), 2)
if sum(unspent_amounts) > (float(amount) + float(fee)):
break
bot_logger.logger.debug("sum of unspend : " + str(sum(unspent_amounts)))
bot_logger.logger.debug("fee : %s" % str(fee))
bot_logger.logger.debug("size : %s" % str(calculate_size(len(raw_inputs), 2)))
bot_logger.logger.debug("raw input : %s" % raw_inputs)
if take_fee_on_amount:
return_amount = int(sum(unspent_amounts)) - int(int(amount) - int(fee))
else:
return_amount = int(sum(unspent_amounts)) - int(amount) - int(fee)
bot_logger.logger.debug("return amount : %s" % str(return_amount))
if int(return_amount) < 1:
raw_addresses = {receiver_address: int(amount)}
else:
# when consolidate tx
if receiver_address == sender_address:
raw_addresses = {receiver_address: int(int(amount) - int(fee))}
else:
raw_addresses = {receiver_address: int(amount), sender_address: int(return_amount)}
bot_logger.logger.debug("raw addresses : %s" % raw_addresses)
raw_tx = rpc.createrawtransaction(raw_inputs, raw_addresses)
bot_logger.logger.debug("raw tx : %s" % raw_tx)
bot_logger.logger.info('send %s Doge form %s to %s ' % (str(amount), receiver_address, receiver_address))
logging.disable(logging.DEBUG)
rpc.walletpassphrase(wallet_passphrase, int(bot_config['timeout']))
logging.disable(logging.NOTSET)
signed = rpc.signrawtransaction(raw_tx)
rpc.walletlock()
send = rpc.sendrawtransaction(signed['hex'])
# add tx id in queue for double spend check
if tx_queue is not None:
time.sleep(4)
tx_queue.put(send)
return send