def getNewBlock(self, address, previousHash, bits, extraNonce):
previousIndexBlock = self.getIndexBlockByHash(previousHash)
block = Block()
gasLimit = Config.getIntValue("BLOCK_REWARDS_GAS_LIMIT")
gasPrice = Config.getIntValue("BLOCK_REWARDS_GAS_PRICE")
transaction = Transaction(gasLimit, gasPrice)
height = previousIndexBlock.height + 1
coinbaseData = [
DataType.asString(height),
DataType.asString(bits),
DataType.asString(extraNonce)
]
transaction.addCoinbaseInput(coinbaseData)
block.transactions.append(transaction)
txFees = 0
totalTxGasUsed = 0
unconfirmedTransactions = MemoryPool.getMemoryPool()
for txId in unconfirmedTransactions:
unconfirmedTransaction = unconfirmedTransactions[txId]
block.transactions.append(unconfirmedTransaction)
txFees += unconfirmedTransaction.calculateTxFee()
totalTxGasUsed += unconfirmedTransaction.calculateTxGasUsed()
blockRewards = Config.getDecimalValue("BLOCK_REWARDS")
blockRewards = Units.toUnits(blockRewards)
coinbaseValue = blockRewards + txFees
script = Script.verifySignature()
transaction.addOutput(address, script, coinbaseValue)
transaction.hash()
#Include coinbase tx gas used
totalTxGasUsed += transaction.calculateTxGasUsed()
block.merkleRoot = MerkleTree.getMerkleRoot(block.transactions, False)
block.witnessRoot = MerkleTree.getMerkleRoot(block.transactions, True)
blockGasLimit = previousIndexBlock.gasLimit + (previousIndexBlock.gasLimit * (1 / 1024))
blockGasLimit = math.ceil(blockGasLimit)
block.gasLimit = blockGasLimit
block.gasUsed = totalTxGasUsed
block.nonce = 0
block.bits = bits
block.previousHash = previousHash
return block
def discoverInternetGatewayDevices():
payload, addr = Network.sendDataByUDP(M_SEARCH_HOST, M_SEARCH_PORT,
M_SEARCH_QUERY)
payload = DataType.asString(payload)
for data in payload.split(M_SEARCH_ESCAPE):
if data.startswith('LOCATION'):
location = data.split(" ")
INTERNET_GATEWAY_DEVICE_LOCATIONS[addr] = location[1]
def handleCommand(command, parameters):
id = 1
commands = []
if command == 'CreateAtomicSwapAccount':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'CreateMultiSigAccount':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'GetAccounts':
commands.append(JSONRPC.createMethodObject(command, [], id))
elif command == 'GetNewAccount':
commands.append(JSONRPC.createMethodObject(command, [], id))
elif command == 'DeleteAccounts':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'SendTransaction':
fromAddress = parameters[0]
toAddress = parameters[1]
value = DataType.asFloat(parameters[2])
gasLimit = DataType.asInt(parameters[3])
gasPrice = DataType.asFloat(parameters[4])
params = {
'fromAddress': fromAddress,
'toAddress': toAddress,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'SendTransactionToMultiSig':
fromAddress = parameters[0]
threshold = DataType.asInt(parameters[1])
toMultiSigAddress = parameters[2]
value = DataType.asFloat(parameters[3])
gasLimit = DataType.asInt(parameters[4])
gasPrice = DataType.asFloat(parameters[5])
params = {
'fromAddress': fromAddress,
'threshold': threshold,
'toAddress': toMultiSigAddress,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'SendTransactionFromMultiSig':
fromAddress = parameters[0]
publicKeys = []
signatures = []
idx = 0
for parameter in parameters[1:-5]:
if idx % 2 == 0:
publicKeys.append(parameter)
else:
signatures.append(parameter)
idx += 1
threshold = DataType.asInt(parameters[-5])
toAddress = parameters[-4]
value = DataType.asFloat(parameters[-3])
gasLimit = DataType.asInt(parameters[-2])
gasPrice = DataType.asFloat(parameters[-1])
params = {
'fromAddress': fromAddress,
'publicKeys': publicKeys,
'signatures': signatures,
'threshold': threshold,
'toAddress': toAddress,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'SignMultiSigOutput':
multiSigAddress = parameters[0]
threshold = DataType.asInt(parameters[1])
toAddress = parameters[2]
value = DataType.asFloat(parameters[3])
gasLimit = DataType.asInt(parameters[4])
gasPrice = DataType.asFloat(parameters[5])
params = {
'fromAddress': multiSigAddress,
'threshold': threshold,
'toAddress': toAddress,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'GetMiningWorker':
address = parameters[0]
enabled = DataType.asBool(parameters[1])
params = {'address': address, 'enabled': enabled}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'CreateAtomicSwapTx':
fromAddress = parameters[0]
threshold = DataType.asInt(parameters[1])
toAddress = parameters[2]
value = DataType.asFloat(parameters[3])
gasLimit = DataType.asInt(parameters[4])
gasPrice = DataType.asFloat(parameters[5])
params = {
'fromAddress': fromAddress,
'threshold': threshold,
'toAddress': toAddress,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'SendAtomicSwapTx':
fromAddress = parameters[0]
toAddress = parameters[1]
value = DataType.asFloat(parameters[2])
gasLimit = DataType.asInt(parameters[3])
gasPrice = DataType.asFloat(parameters[4])
params = {
'fromAddress': fromAddress,
'toAddress': toAddress,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'SignAtomicSwapTx':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'WatchContracts':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'DeleteContracts':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'GetContracts':
commands.append(JSONRPC.createMethodObject(command, [], id))
elif command == 'GetScriptLogs':
fromAddress = parameters[0]
scriptAddress = parameters[1]
value = DataType.asFloat(parameters[2])
gasLimit = DataType.asInt(parameters[3])
gasPrice = DataType.asFloat(parameters[4])
params = {
'fromAddress': fromAddress,
'script': scriptAddress,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'DeployScript' or command == 'DeployLocalScript':
fromAddress = parameters[0]
with open(parameters[1], 'r') as scriptFile:
script = scriptFile.read()
_parameters = parameters[2:-3]
value = DataType.asFloat(parameters[-3])
gasLimit = DataType.asInt(parameters[-2])
gasPrice = DataType.asFloat(parameters[-1])
params = {
'fromAddress': fromAddress,
'script': script,
'parameters': _parameters,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'CallTxScript' or command == 'CallLocalScript':
fromAddress = parameters[0]
scriptAddress = parameters[1]
_parameters = parameters[2:-3]
if _parameters and len(_parameters) > 0:
_parameters[0] = DataType.serialize(_parameters[0])
hashFunction = keccak.new(data=_parameters[0], digest_bits=256)
methodHash = hashFunction.hexdigest()
_parameters[0] = methodHash[0:8]
value = DataType.asFloat(parameters[-3])
gasLimit = DataType.asInt(parameters[-2])
gasPrice = DataType.asFloat(parameters[-1])
params = {
'fromAddress': fromAddress,
'script': scriptAddress,
'parameters': _parameters,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'WatchSideChain':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'DeleteSideChains':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'GetSideChains':
commands.append(JSONRPC.createMethodObject(command, [], id))
elif command == 'DeploySideChain':
fromAddress = parameters[0]
parameters = parameters[1]
value = DataType.asFloat(parameters[2])
gasLimit = DataType.asInt(parameters[3])
gasPrice = DataType.asFloat(parameters[4])
params = {
'fromAddress': fromAddress,
'parameters': parameters,
'value': value,
'gasLimit': gasLimit,
'gasPrice': gasPrice
}
commands.append(JSONRPC.createMethodObject(command, params, id))
elif command == 'GetPeers':
commands.append(JSONRPC.createMethodObject(command, [], id))
elif command == 'AddPeers':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
elif command == 'DeletePeers':
commands.append(JSONRPC.createMethodObject(command, parameters, id))
else:
raise ValueError('Unsupported command: ' + command)
url = '%s:%s' % (Http.getNodeHostname(), Http.getHttpPort())
for cmd in commands:
cmd = json.dumps(cmd)
response = Http.send(url, cmd, doBasicAuth=True)
if response == None or len(response) == 0:
print('Empty response from ', url, 'request', cmd)
continue
response = json.loads(response)
value = '\n'
if 'result' in response:
result = response['result']
if isinstance(result, list):
for item in result:
if isinstance(item, dict):
for v in item.values():
value += ('%s\t' % v)
value += '\n'
else:
value += item
value += '\n'
else:
value += DataType.asString(result)
value += '\n'
elif 'error' in response:
error = response['error']
code = error['code']
message = error['message']
data = error['data']
value += '%s %s %s' % (code, message, data)
value += '\n'
print(value)