def extractBlockData():
while True:
blockConfig = eth_config.find_one({'config_id': 1})
export_flag = blockConfig["export_flag"]
if export_flag is False:
blockid = blockConfig["blockid"]
print(blockid)
web3 = ThreadLocalProxy(
lambda: Web3(IPCProvider(geth_ipc, timeout=300)))
# web3 = ThreadLocalProxy(lambda: Web3(HTTPProvider(http_address)))
blockidNow = web3.eth.blockNumber
print(blockidNow)
if blockidNow > blockid:
blockConfig["export_flag"] = True
blockid += 1
blockConfig["blockid"] = blockid
t = time.time()
blockConfig['timestamp'] = int(round(t * 1000))
eth_config.save(blockConfig)
job = ExportBlocksJob(
start_block=blockid,
end_block=blockidNow,
batch_size=100,
ipc_wrapper=ThreadLocalProxy(
lambda: IPCWrapper(geth_ipc, timeout=300)),
web3=ThreadLocalProxy(
lambda: Web3(IPCProvider(geth_ipc, timeout=300))),
max_workers=5,
blocks_output="",
transactions_output="")
job.run()
time.sleep(3)
def setup_node_session(settings):
"""
Connects to appropriate node using values specified in settings.py
:param str node_type: Type of node, 'Parity', 'Geth' or 'Infura'
:param str node_url: url of connection if an HTTP connection
"""
if settings.NODE_TYPE == 'Parity':
# checking if trace tables should be parsed
w3 = Web3(IPCProvider(timeout=settings.TIMEOUT))
elif settings.NODE_TYPE == 'Geth':
w3 = Web3(IPCProvider())
elif settings.NODE_TYPE == 'Infura':
w3 = Web3(HTTPProvider(settings.NODE_URL))
elif settings.NODE_TYPE == 'ParityTCP':
w3 = Web3(HTTPProvider(settings.NODE_URL))
else:
raise ValueError('Node {} not supported'.format(settings.NODE_TYPE))
if w3.isConnected:
logger.info('Connected to {} node'.format(settings.NODE_TYPE))
else:
logger.error('{} node failed connecting to network'.format(
settings.NODE_TYPE))
return w3
def web3_ipc_persistent(geth_persistent):
from web3 import (
Web3, IPCProvider,
)
provider = IPCProvider(ipc_path=geth_persistent.ipc_path)
provider._geth = geth_persistent
web3 = Web3(provider)
return web3
def web3_ipc_empty():
from web3 import (
Web3, IPCProvider,
)
with setup_testing_geth() as geth:
provider = IPCProvider(ipc_path=geth.ipc_path)
provider._geth = geth
web3 = Web3(provider)
yield web3
def add_provider(self,
provider: Union[IPCProvider, WebsocketProvider,
HTTPProvider] = None,
provider_uri: str = None,
timeout: int = None) -> None:
if not provider_uri and not provider:
raise self.NoProvider("No URI or provider instances supplied.")
if provider_uri and not provider:
uri_breakdown = urlparse(provider_uri)
# PyEVM
if uri_breakdown.scheme == 'tester':
if uri_breakdown.netloc == 'pyevm':
from nucypher.utilities.sandbox.constants import PYEVM_GAS_LIMIT
genesis_params = PyEVMBackend._generate_genesis_params(
overrides={'gas_limit': PYEVM_GAS_LIMIT})
pyevm_backend = PyEVMBackend(
genesis_parameters=genesis_params)
eth_tester = EthereumTester(backend=pyevm_backend,
auto_mine_transactions=True)
provider = EthereumTesterProvider(
ethereum_tester=eth_tester)
elif uri_breakdown.netloc == 'geth':
# Hardcoded gethdev IPC provider
provider = IPCProvider(ipc_path='/tmp/geth.ipc',
timeout=timeout)
else:
raise ValueError(
"{} is an invalid or unsupported blockchain provider URI"
.format(provider_uri))
# IPC
elif uri_breakdown.scheme == 'ipc':
provider = IPCProvider(ipc_path=uri_breakdown.path,
timeout=timeout)
# Websocket
elif uri_breakdown.scheme == 'ws':
provider = WebsocketProvider(endpoint_uri=provider_uri)
# HTTP
elif uri_breakdown.scheme in ('http', 'https'):
provider = HTTPProvider(endpoint_uri=provider_uri)
else:
raise self.InterfaceError(
"'{}' is not a blockchain provider protocol".format(
uri_breakdown.scheme))
self.__provider = provider
def main(ctx, tracker_address, factory_address, payment_lib_address,
request_lib_address, log_level, provider, ipc_path, rpc_host,
rpc_port, compiled_assets_path, back_scan_seconds,
forward_scan_seconds, back_scan_blocks, forward_scan_blocks):
if provider == 'ipc':
web3 = Web3(IPCProvider(ipc_path=ipc_path))
elif provider == 'rpc':
web3 = Web3(RPCProvider(host=rpc_host, port=rpc_port))
elif provider:
provider_class = import_string(provider)
web3 = Web3(provider_class())
else:
raise click.ClickException("This shouldn't be possible")
config = Config(
web3,
compiled_assets_path=compiled_assets_path,
log_level=log_level,
tracker_address=tracker_address,
factory_address=factory_address,
payment_lib_address=payment_lib_address,
request_lib_address=request_lib_address,
scan_timestamp_range=(back_scan_seconds, forward_scan_seconds),
scan_blocks_range=(back_scan_blocks, forward_scan_blocks),
)
ctx.web3 = web3
ctx.config = config
def connect(self, uri: str, timeout: int = 30) -> None:
"""Connects to a provider"""
self._remove_middlewares()
self.provider = None
uri = _expand_environment_vars(uri)
try:
if Path(uri).exists():
self.provider = IPCProvider(uri, timeout=timeout)
except OSError:
pass
if self.provider is None:
if uri.startswith("ws"):
self.provider = WebsocketProvider(uri,
{"close_timeout": timeout})
elif uri.startswith("http"):
self.provider = HTTPProvider(uri, {"timeout": timeout})
else:
raise ValueError(
"Unknown URI - must be a path to an IPC socket, a websocket "
"beginning with 'ws' or a URL beginning with 'http'")
try:
if self.isConnected():
self.reset_middlewares()
except Exception:
# checking an invalid connection sometimes raises on windows systems
pass
def init_data_validator():
my_provider = IPCProvider("../node/chaindata/geth.ipc")
web3 = Web3(my_provider)
default_account = web3.eth.accounts[0]
web3.personal.unlockAccount(default_account, "", 30000)
eth_account = core.utils.eth_create_new_account(
web3, '../node/chaindata/keystore')
eth_account_check_summ = web3.toChecksumAddress(eth_account["account"])
tx = web3.eth.sendTransaction({
'from': default_account,
'to': eth_account_check_summ,
'value': web3.toWei(1, "ether"),
'gas': 21000
})
time.sleep(2) # while for node done transaction
eth_account['balance'] = web3.eth.getBalance(eth_account_check_summ)
ret = {
'blockchain_account': eth_account,
}
return Response(json.dumps(ret), mimetype='application/json')
def console(ipc_path: Path,
use_ipython: bool=True,
env: Dict[str, Any]=None,
banner: str=DEFAULT_BANNER) -> Any:
"""
Method that starts the chain, setups the helios CLI and register the
cleanup function.
"""
if env is None:
env = {}
# if ipc_path is not found, raise an exception with a useful message
if not ipc_path.exists():
raise FileNotFoundError(create_missing_ipc_error_message(ipc_path))
# wait to import web3, because it's somewhat large, and not usually used
from helios_web3 import HeliosWeb3 as Web3
from web3 import IPCProvider
#w3 = web3.Web3(web3.IPCProvider(ipc_path))
w3 = Web3(IPCProvider(ipc_path))
namespace = merge({'w3': w3}, env)
if use_ipython:
ipython_shell(namespace, banner)()
else:
python_shell(namespace, banner)()
def __init__(self, from_block=0, ipc_provider=ipc_provider):
self.web3 = Web3(IPCProvider(ipc_provider))
self.from_block = from_block
self.client = self.conection_stor()
self.balance = ClientBalance(balance_server)
#self.web3.personal.unlockAccount('0xe630f8dd65f9be1ef2588da43c83b697a270d12e', "eth2018")
self.web3.middleware_stack.inject(geth_poa_middleware, layer=0)
def main():
""" Compile the Solidity contract using the set options and
write it to a file JSON file
"""
compiled_sol = compile_standard(create_options('contracts/Tester.sol'))
# Test intstance
w3 = Web3(IPCProvider(NODE_ADDRESS))
w3.middleware_onion.inject(geth_poa_middleware, layer=0)
# Pre funded account
w3.eth.defaultAccount = w3.eth.accounts[0]
# To deploy a Solidity Contract on Ethereum you need the contract's
# bytecode and ABI
bytecode = compiled_sol['contracts']['contracts/Tester.sol']['Tester'][
'evm']['bytecode']['object']
abi = json.loads(compiled_sol['contracts']['contracts/Tester.sol']
['Tester']['metadata'])['output']['abi']
SolContract = w3.eth.contract(abi=abi, bytecode=bytecode)
tx_hash = SolContract.constructor().transact()
tx_receipt = w3.eth.waitForTransactionReceipt(tx_hash)
print(tx_receipt.contractAddress)
contract_ = w3.eth.contract(address=tx_receipt.contractAddress, abi=abi)
tx_hash = contract_.functions.setMessage('Nihao').transact()
tx_receipt = w3.eth.waitForTransactionReceipt(tx_hash)
print(contract_.functions.getMessage().call())
def init_data_owner():
my_provider = IPCProvider("../node/chaindata/geth.ipc")
web3 = Web3(my_provider)
# data = {"data": "data owner data",
# "data_validator": "0x" + secrets.token_bytes(20).hex()}
data = request.get_json()
if data.get("data") == None or data.get("data_validator") == None:
return Response('{"error": "Bad request"}',
status=400,
mimetype='application/json')
data_validator = data['data_validator']
encrypted = validator.encrypt2(str(data['data']))
encrypted_body = encrypted['encrypted']
encrypted_private_key = encrypted['private_key']
blockchain_account = eth_create_new_account(web3,
'../node/chaindata/keystore')
encrypted_file_name = f"{blockchain_account['account'].split('0x')[1]}_{data_validator.split('0x')[1]}".lower(
)
url_encrypted_file = f"http://storage.prometeus.io/{encrypted_file_name}"
new_file = open(f"../storage/{encrypted_file_name}", "wb")
new_file.write(encrypted_body)
new_file.close()
ret = {
'blockchain_account': blockchain_account,
'storage_url': url_encrypted_file,
'data_validator': data_validator,
'private_key': encrypted_private_key.hex(),
'md5': hashlib.md5(encrypted_body).hexdigest()
}
return Response(json.dumps(ret), mimetype='application/json')
def __call__(self, *args, **kwargs):
try:
if self.type == 'infura':
self.web3 = Web3(
HTTPProvider('https://' + self.network + '.infura.io/v3/' +
self.token))
if self.network == 'rinkeby':
self.web3.middleware_stack.inject(geth_poa_middleware,
layer=0)
elif self.type == 'local' or self.type == 'ipc':
#Default location for geth.
self.web3 = Web3(IPCProvider())
self.time = time.asctime(time.localtime())
except Exception as e:
print(e + ' ' + str(type(e)))
raise exc.Connection('__call__')
else:
#print('...Connection established with the ' + self.network + ' Ethereum network')
logging.info('...Connection established with the ' + self.network +
' Ethereum network')
if self.web3.isConnected():
#print('...Active connection at : ' + self.time)
logging.info('...Active connection at : ' + self.time)
self.running = True
return True
def __init__(self):
self.work_dir = os.environ['WORK_DIR']
self.ballotregulator_ip = os.environ['TWISTED_BALLOTREGULATOR_IP']
self.web3 = Web3(IPCProvider("/usr/src/ethereumDB/testnet/geth.ipc"))
# self.web3 = Web3(KeepAliveRPCProvider( host=self.ballotregulator_ip))
self.abi = Network.request_contract_abi().wait(5)
def create_provider(config):
"""Create a web3.py provider
:param config: Provider configuration (compatible with :meth:`consensys_utils.config.schema.web3.Web3ConfigSchema`)
:type config: dict
"""
provider, opts = config.get('ETHEREUM_PROVIDER'), config.get(
'ETHEREUM_OPTS', {})
if provider == 'http':
from web3 import HTTPProvider
return HTTPProvider(endpoint_uri=config.get('ETHEREUM_ENDPOINT_URI'),
**opts)
elif provider == 'ipc':
from web3 import IPCProvider
return IPCProvider(ipc_path=config.get('ETHEREUM_IPC_PATH'), **opts)
elif provider == 'ws':
from web3 import WebsocketProvider
return WebsocketProvider(
endpoint_uri=config.get('ETHEREUM_ENDPOINT_URI'), **opts)
elif provider == 'test':
from web3 import EthereumTesterProvider
return EthereumTesterProvider()
else:
raise RuntimeError(
"'ETHEREUM_PROVIDER' configuration must be one of 'http', 'ipc', 'ws', 'test'"
)
def get_chain(provider: str, chain_name='mainnet', infura_key='') -> web3.Web3:
""" A convenient wrapper for most common web3 backend sources."""
from web3 import Web3, HTTPProvider, IPCProvider, TestRPCProvider
from web3.providers.eth_tester import EthereumTesterProvider
from eth_tester import EthereumTester
infura_url = f'https://{chain_name}.infura.io/{infura_key}'
providers = {
'tester': lambda: EthereumTesterProvider(EthereumTester()),
'testrpc': lambda: TestRPCProvider(),
'http': lambda: HTTPProvider("http://localhost:8545"),
'parity': lambda: IPCProvider(parity_ipc()),
'geth': lambda: IPCProvider(geth_ipc(chain_name)),
'infura': lambda: HTTPProvider(infura_url)
}
return Web3(providers[provider]())
def _test_get_accounts_with_receivable_transactions():
w3 = Web3(IPCProvider(ipc_path))
INSTANCE_0 = get_primary_node_private_helios_key(0)
new_account_address_hex_1 = w3.personal.newAccount(test_password)
new_account_address_hex_2 = w3.personal.newAccount(test_password)
tx = [{
'from': INSTANCE_0.public_key.to_checksum_address(),
'to': new_account_address_hex_1,
'value': 1
}, {
'from': INSTANCE_0.public_key.to_checksum_address(),
'to': new_account_address_hex_1,
'value': 1
}, {
'from': INSTANCE_0.public_key.to_checksum_address(),
'to': new_account_address_hex_2,
'value': 1
}]
print("Sending transactions")
w3.personal.sendTransactions(tx, 'dev')
time.sleep(0.5)
print("Getting accounts over all time")
accounts_with_receivable = w3.personal.getAccountsWithReceivableTransactions(
)
assert (new_account_address_hex_1 in accounts_with_receivable
and new_account_address_hex_2 in accounts_with_receivable)
print("Getting accounts over short time")
accounts_with_receivable = w3.personal.getAccountsWithReceivableTransactions(
int(time.time()) - 10)
assert (new_account_address_hex_1 in accounts_with_receivable
and new_account_address_hex_2 in accounts_with_receivable)
print("Getting accounts over future time")
accounts_with_receivable = w3.personal.getAccountsWithReceivableTransactions(
int(time.time()) + 1)
assert (accounts_with_receivable == [])
print("Receiving transactions")
w3.personal.receiveTransactions(new_account_address_hex_1, test_password)
w3.personal.receiveTransactions(new_account_address_hex_2, test_password)
time.sleep(0.5)
print("Getting accounts over all time")
accounts_with_receivable = w3.personal.getAccountsWithReceivableTransactions(
)
assert (new_account_address_hex_1 not in accounts_with_receivable
and new_account_address_hex_2 not in accounts_with_receivable)
print("Getting accounts over short time")
accounts_with_receivable = w3.personal.getAccountsWithReceivableTransactions(
int(time.time()) - 10)
assert (new_account_address_hex_1 not in accounts_with_receivable
and new_account_address_hex_2 not in accounts_with_receivable)
def deploy_contract(web3, contract_interface):
'''
Deploys a contract to the blockchain.
'''
web3 = Web3(IPCProvider(config.ipc_endpoint()))
# Instantiate contract
contract = web3.eth.contract(contract_interface['abi'],
bytecode=contract_interface['bin'])
# Get transaction hash from deployed contract
tx_hash = contract.deploy(transaction={
'from': web3.eth.accounts[0],
'gas': 1000000
})
print(f'tx_hash: {tx_hash}')
# wait for contract deployment transaction to be mined
tx_receipt = wait_for_mining(tx_hash)
contract_address = tx_receipt['contractAddress']
print(f'Contract deployed to blockchain with address: {contract_address}')
return contract_address
def __init__(self, host='localhost', port=5001, mainnet=False, mac=False):
self.last_contract_address = None
self.last_hash_added = None
# self.api = ipfsapi.connect(host='127.0.0.1',port=port)
# these are commented about because we're using IPCProvider,
# rather than HTTPProvider, to connect to geth
# self.web3 = Web3(HTTPProvider('http://localhost:8545'))
if mainnet:
#ipc_path=os.path.dirname(os.path.realpath(__file__))+'/data_mainnet/geth.ipc'
if mac:
ipc_path = expanduser("~") + '/Library/Ethereum/geth.ipc'
else:
ipc_path = expanduser("~") + '/.ethereum/geth.ipc'
else:
ipc_path = os.path.dirname(
os.path.realpath(__file__)) + '/data_privnet/geth.ipc'
print("IPCProvider path: ", ipc_path)
self.web3 = Web3(IPCProvider(ipc_path))
self.blockNumber = self.web3.eth.blockNumber
self.eth_accounts = self.web3.personal.listAccounts
self.account_index = 0
self.ethereum_acc_pass = None
self.tx = {}
print("Initializing a DDASH Interface object.")
# log Ethereum accounts to simbel/nfo/
self.write_ethereum_address(mainnet)
def manual_geth_ipc_provider():
"""
Provider backend
https:// github.com/ethereum/eth-tester
"""
ipc_provider = IPCProvider(ipc_path='/tmp/geth.ipc')
yield ipc_provider
def on_data(self, raw_data):
# TwitterStreamer.sol Smart Contract address which was provided during `truffle deploy`
# contract_address = '0x244C6C98918C5c1D698334909fA77e76358c7857' <-- this already exists on Swisscom POA
contract_address = '<FILL IN CONTRACT ADDRESS SHOWN AFTER TRUFFLE DEPLOY>'
# Address which receives the Token - Only use if you want to hard-code recipient
# receiver_address = '<FILL IN RECIPIENT ADDRESS>'
try:
json_load = json.loads(raw_data)
text = json_load['text']
coded = text.encode('utf-8')
s = str(coded)
print("########## NEW TWEET: Nr: %i ########## \n" % (self.i),
s[2:-1])
self.i += 1
# Receiver Address should be included in Tweet. If hard-coded above then comment out next line
receiver_address = re.search("0x.{40}", s).group()
print("Receiver Address is: ", receiver_address)
with open("./contractJSONABI.json") as f:
info_json = json.load(f)
abi = info_json
w3 = Web3(IPCProvider('~/poa/geth.ipc'))
w3.middleware_stack.inject(geth_poa_middleware, layer=0)
free_tokkens_instance = w3.eth.contract(
address=contract_address,
abi=abi,
)
'''
set sender account (Account from ganache).
Account [0] is the private key of the Smart Contract owner. Truffle deploy uses ganache-cli
ganache-cli has the private key implmented in the node. Default key: [0]
'''
w3.eth.defaultAccount = w3.eth.accounts[0]
'''send message to contract.
'''
print('Get some Tokens...')
tx_hash = free_tokkens_instance.functions.tweetToken(
receiver_address).transact()
# Wait for transaction to be mined...
w3.eth.waitForTransactionReceipt(tx_hash)
'''
Read out the balance of the recipient
'''
print('Balance: {}'.format(
free_tokkens_instance.functions.balanceOf(
receiver_address).call()))
# Save tweets to file for analysis if needed
with open(self.fetched_tweets_filename, 'a') as tf:
tf.write(raw_data)
return True
except BaseException as e:
print("Error on raw_data: %s" % str(e))
return True
def create_provider_from_config(rpc_config: MutableMapping):
uri = rpc_config.get("uri", None)
if uri is not None:
logger.info(f"Autodetect provider from uri {uri}")
provider = load_provider_from_uri(uri)
logger.info(f"Autodetected {provider.__class__.__name__}")
return provider
provider_type = rpc_config["type"]
if provider_type is ProviderType.HTTP:
url = "{}://{}:{}".format(
"https" if rpc_config["use_ssl"] else "http",
rpc_config["host"],
rpc_config["port"],
)
logger.info("Using HTTP provider with URL {}".format(url))
return HTTPProvider(URI(url))
elif provider_type is ProviderType.WEBSOCKET:
url = "{}://{}:{}".format(
"wss" if rpc_config["use_ssl"] else "ws",
rpc_config["host"],
rpc_config["port"],
)
logger.info("Using websocket provider with URL {}".format(url))
return WebsocketProvider(URI(url))
elif provider_type is ProviderType.IPC:
file_path = rpc_config["file_path"]
logger.info("Using IPC provider with file path {}".format(file_path))
return IPCProvider(file_path)
else:
raise ValueError(f"Unknown web3 provider type: {provider_type}")
def create_txs(ipc_path, rpc_host, rpc_port, signer_addr, airdropper_addr,
omgtoken_addr, verify_eth, processed_file, unsigned_file):
if ipc_path and (rpc_host or rpc_port):
raise Exception("both ipc and rpc cannot be specified")
if ipc_path:
web3 = Web3(IPCProvider(ipc_path))
else:
web3 = Web3(RPCProvider(host=rpc_host, port=rpc_port))
airdropper, omgToken = get_contracts(web3,
airdropper_addr=airdropper_addr,
omgtoken_addr=omgtoken_addr)
creator = Creator(signer_addr,
airdropper,
omgToken,
GAS_LIMIT,
GAS_PRICE,
GAS_RESERVE,
verify_eth=verify_eth)
airdrops = json.loads(processed_file.read())
unsigned = creator.create_txs(airdrops, BATCH_SIZE)
unsigned_file.write(json.dumps(unsigned, sort_keys=True))
def __init__(self,
ipc_path: str = DEFAULT_IPC_PATH,
timeout: int = TIMEOUT):
super().__init__()
self.w3 = Web3(provider=IPCProvider(ipc_path=ipc_path, timeout=timeout)
) # TODO: Unify with clients or build error handling
self.ipc_path = ipc_path
def create_provider(config):
"""Create a web3.py provider
:param config: Provider configuration
:type config: dict
"""
provider, opts = config.get('ETHEREUM_PROVIDER',
ETHEREUM_PROVIDER), config.get(
'ETHEREUM_OPTS', ETHEREUM_OPTS)
if provider == 'http':
return HTTPProvider(endpoint_uri=config.get('ETHEREUM_ENDPOINT_URI',
ETHEREUM_ENDPOINT_URI),
**opts)
elif provider == 'ipc':
return IPCProvider(ipc_path=config.get('ETHEREUM_IPC_PATH',
ETHEREUM_IPC_PATH),
**opts)
elif provider == 'ws':
return WebsocketProvider(endpoint_uri=config.get(
'ETHEREUM_ENDPOINT_URI', ETHEREUM_ENDPOINT_URI),
**opts)
elif provider == 'test':
return EthereumTesterProvider()
else:
raise Exception(
"'ETHEREUM_PROVIDER' configuration must be one of 'http', 'ipc', 'ws', 'test'"
)
def connect(self, node: str, timeout: int = 10) -> None:
try:
if os.path.exists(node):
self.provider = IPCProvider(node)
return
except OSError:
pass
if node.startswith("https://") or node.startswith("http://"):
self.provider = HTTPProvider(node,
request_kwargs={"timeout": timeout})
elif node.startswith("ws://") or node.startswith("wss://"):
self.provider = WebsocketProvider(
node, websocket_kwargs={"timeout": timeout})
else:
raise ValueError(
"The provided node is not valid. It must start with 'http://' or 'https://' or 'ws://' or a path to an IPC socket file."
)
try:
self.handleEnode()
except Exception:
pass
try:
self.handleProofOfAuthorityChain()
except Exception:
pass
def __init__(self):
self.figure = plt.figure()
self.web3 = Web3(IPCProvider())
self.G = nx.DiGraph()
self.proximity_tolerance = 0.03
self.run = True
self.UPDATE_TIME = 0.000001
def __init__(self, settings):
self.apiurl: str = settings["apiUrl"]
self.testmode = False
if "providerType" in settings:
pT = settings["providerType"]
if pT == "HTTPProvider":
self.provider: Web3 = Web3(
HTTPProvider(settings["providerUrl"]))
elif pT == "IPCProvider":
self.provider: Web3 = Web3(IPCProvider(
settings["providerUrl"]))
elif pT == "WebsocketProvider":
self.provider: Web3 = Web3(
WebsocketProvider(settings["providerUrl"]))
else:
self.provider: Web3 = Web3(HTTPProvider(settings["providerUrl"]))
if "mnemonicKey" in settings:
self.wallet: Account = Account.privateKeyToAccount(
mnemonic_to_private_key(settings["mnemonicKey"]))
if "privateKey" in settings:
self.wallet: Account = Account.privateKeyToAccount(
str(settings["privateKey"]))
self.blockchain: str = str(settings["blockchain"]).lower()
self.myaddress: str = self.wallet.address
self.query = RequestManager(self.apiurl, self.provider, self.wallet,
self.blockchain)
if "testMode" in settings:
if bool(settings["testMode"]) == True:
print("TEST MODE ENABLED, TRANSACTION WONT BE BROADCASTED")
self.testmode = True
# The following flag values default to False, to allow the simplest and best trading experience for most users.
# SBTKN False means TRADES ARE REQUESTED IN DECIMAL TOKEN UNITS. True means they are requested in integer subtoken units.
# BNDL False means WE DO NOT ALLOW BUNDLE PRICING ON NEW ORDERS, ONLY INTEGER PRICES. True means we allow Fraction prices.
# STRICT False means WE CREATE OR EXECUTE NEAREST VALID TRADE <= REQUESTED TRADE. True means invalid trades throw an error.
# These flags can and should be ignored and left out of function calls unless the user wants to change them.
self.SBTKN = False
self.STRICT = False
self.BNDL = False
self.DEBUG = False
if "SBTKN" in settings:
self.SBTKN = settings["SBTKN"]
if "STRICT" in settings:
self.STRICT = settings["STRICT"]
if "BNDL" in settings:
self.BNDL = settings["BNDL"]
if "DEBUG" in settings:
self.DEBUG = settings["DEBUG"]
self.exchange = ExchangeInterface(self.provider, self.wallet,
self.query, self.blockchain,
self.testmode, self.SBTKN,
self.STRICT, self.BNDL, self.DEBUG)
print("TRADING WALLET: " + self.myaddress)
def test_arg_ipc_provider(self):
ipc_provider = IPCProvider(ipc_path=None, testnet=True)
service1 = Web3ServiceProvider()
self.assertIsInstance(service1.web3.providers[0], HTTPProvider)
service2 = Web3Service(ipc_provider)
self.assertIsInstance(service2.web3.providers[0], IPCProvider)
self.assertEqual(service2.web3.providers[0], ipc_provider)
def __init__(self, provider=None, data_dir=None, RPC_url=None):
self.data_dir = path.join(path.expanduser('~'), '.ethereum',
'sentinel') if data_dir is None else data_dir
self.provider = 'ipc' if provider is None \
else provider
self.ipc_path = path.join(self.data_dir, 'geth.ipc')
self.web3 = Web3(IPCProvider(self.ipc_path)) if self.provider == 'ipc' \
else Web3(HTTPProvider(RPC_url))