def generate_transactions(self, _):
self.call_contract_function(
self.contract,
"transfer",
[Web3.toChecksumAddress(priv_to_addr(self.accounts[0])), 1000],
self.default_account_key,
self.contract_address,
True,
True,
storage_limit=512)
self.call_contract_function(
self.contract,
"approve",
[Web3.toChecksumAddress(priv_to_addr(self.accounts[1])), 500],
self.accounts[0],
self.contract_address,
True,
True,
storage_limit=512)
self.call_contract_function(
self.contract,
"transferFrom", [
Web3.toChecksumAddress(priv_to_addr(self.accounts[0])),
Web3.toChecksumAddress(priv_to_addr(self.default_account_key)),
300
],
self.accounts[1],
self.contract_address,
True,
True,
storage_limit=512)
def __init__(self):
super().__init__()
self.nonce_map = {}
self.genesis_priv_key = default_config['GENESIS_PRI_KEY']
self.genesis_addr = priv_to_addr(self.genesis_priv_key)
self.eth_priv_key = EthTransactionTest.ETH_KEY
self.eth_addr = priv_to_addr(self.eth_priv_key)
self.eth_hex_addr = encode_hex_0x(self.eth_addr)
def run_test(self):
block_number = 10
for i in range(1, block_number):
chosen_peer = random.randint(0, self.num_nodes - 1)
block_hash = self.nodes[chosen_peer].generate_empty_blocks(1)
self.log.info("generate block %s", block_hash)
wait_for_block_count(self.nodes[0], block_number, timeout=30)
sync_blocks(self.nodes, timeout=30)
self.log.info("generated blocks received by all")
self.stop_node(0, kill=True)
self.log.info("node 0 stopped")
block_hash = self.nodes[-1].generate_empty_blocks(1)
self.log.info("generate block %s", block_hash)
wait_for_block_count(self.nodes[1], block_number + 1)
sync_blocks(self.nodes[1:], timeout=30)
self.log.info("blocks sync success among running nodes")
self.start_node(0)
sync_blocks(self.nodes, timeout=30)
self.log.info("Pass 1")
for i in range(1, self.num_nodes):
self.stop_node(i)
self.nodes[0].add_p2p_connection(P2PInterface())
network_thread_start()
self.nodes[0].p2p.wait_for_status()
client = RpcClient(self.nodes[0])
gas_price = 1
value = 1
receiver_sk, _ = ec_random_keys()
sender_key = default_config["GENESIS_PRI_KEY"]
tx = create_transaction(pri_key=sender_key, receiver=priv_to_addr(receiver_sk), value=value, nonce=0,
gas_price=gas_price)
self.nodes[0].p2p.send_protocol_msg(Transactions(transactions=[tx]))
self.log.debug("New tx %s: %s send value %d to %s", encode_hex(tx.hash), eth_utils.encode_hex(priv_to_addr(sender_key))[-4:],
value, eth_utils.encode_hex(priv_to_addr(receiver_sk))[-4:])
def check_packed():
client.generate_block(1)
return checktx(self.nodes[0], tx.hash_hex())
wait_until(lambda: check_packed())
sender_addr = eth_utils.encode_hex(priv_to_addr(sender_key))
receiver_addr = eth_utils.encode_hex(priv_to_addr(receiver_sk))
sender_balance = default_config["TOTAL_COIN"] - value - gas_price * 21000
# Generate 2 * CACHE_INDEX_STRIDE to start evicting anticone cache
self.nodes[0].generate_empty_blocks(2000)
assert_equal(client.get_balance(sender_addr), sender_balance)
assert_equal(client.get_balance(receiver_addr), value)
time.sleep(1)
self.stop_node(0)
self.start_node(0)
self.log.info("Wait for node 0 to recover from crash")
wait_until(lambda: client.get_balance(sender_addr) == sender_balance)
wait_until(lambda: client.get_balance(receiver_addr) == value)
self.log.info("Pass 2")
def run_test(self):
file_path = os.path.dirname(os.path.realpath(__file__)).split("/")
file_path.pop(-1)
file_path.extend(["internal_contract", "metadata", "Staking.json"])
file_path = "/".join(file_path)
staking_contract_dict = json.loads(open(os.path.join(file_path), "r").read())
staking_contract = get_contract_instance(contract_dict=staking_contract_dict)
staking_contract_addr = Web3.toChecksumAddress("843c409373ffd5c0bec1dddb7bec830856757b65")
self.problem = "0x2bc79b7514884ab00da924607d71542cc4fed3beb8518e747726ae30ab6c7944"
self.solution = "0xc4d2751c52311d0d7efe44e5c4195e058ad5ef4bb89b3e1761b24dc277b132c2"
self.priv_key = default_config["GENESIS_PRI_KEY"]
self.sender = encode_hex_0x(priv_to_addr(self.priv_key))
self.sender_checksum = Web3.toChecksumAddress(self.sender)
self.pub = []
self.pri = []
self.rpc = RpcClient(self.nodes[0])
gas = CONTRACT_DEFAULT_GAS
gas_price = 10
# lock token for genesis account
self.tx_conf = {"from":self.sender, "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
self.tx_conf['to'] = staking_contract_addr
tx_data = decode_hex(staking_contract.functions.deposit(1000000 * 10 ** 18).buildTransaction(self.tx_conf)["data"])
tx = self.rpc.new_tx(value=0, receiver=staking_contract_addr, data=tx_data, gas=gas, gas_price=gas_price)
self.rpc.send_tx(tx, True)
for i in range(10):
priv_key = random.randint(0, 2 ** 256).to_bytes(32, "big")
pub_key = encode_hex_0x(priv_to_addr(priv_key))
self.pub.append(pub_key)
self.pri.append(priv_key)
transaction = self.rpc.new_tx(sender=self.sender, receiver=pub_key, value=1000000 * 10 ** 18, priv_key=self.priv_key)
self.rpc.send_tx(transaction, True)
# deposit 10000 tokens
tx_data = decode_hex(staking_contract.functions.deposit(10000 * 10 ** 18).buildTransaction(self.tx_conf)["data"])
tx = self.rpc.new_tx(value=0, sender=pub_key, receiver=self.tx_conf["to"], gas=gas, data=tx_data, priv_key=priv_key)
self.rpc.send_tx(tx)
self.tx_conf = {"from":self.sender, "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
self.filter = Filter(from_epoch="earliest", to_epoch="latest_state")
self.testEventContract()
self.tx_conf = {"from":self.sender, "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
self.testBallotContract()
self.tx_conf = {"from":self.sender, "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
self.testPayContract()
self.tx_conf = {"from":self.sender, "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
self.testHTLCContract()
self.tx_conf = {"from":self.sender, "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
self.testDaiContract()
self.tx_conf = {"from":self.sender, "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
self.testMappingContract()
self.tx_conf = {"from":self.sender, "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
self.testDaiJoinContract()
self.log.info("Pass")
def __init__(self):
super().__init__()
self.nonce_map = {}
self.genesis_priv_key = default_config['GENESIS_PRI_KEY']
self.genesis_addr = priv_to_addr(self.genesis_priv_key)
self.balance_map = {self.genesis_priv_key: default_config['TOTAL_COIN']}
def generate_transactions(self, i):
self.call_contract_function(
self.vote_contract,
"createIssue", [
i,
Web3.toChecksumAddress(self.token_address),
[j for j in range(self.num_of_options)],
[
Web3.toChecksumAddress(priv_to_addr(acc))
for acc in self.accounts
], "v"
],
self.default_account_key,
self.vote_address,
True,
True,
storage_limit=64)
for i in range(self.num_of_options):
self.call_contract_function(
self.vote_contract,
"vote", [i, random.randint(0, self.num_of_options - 1)],
self.default_account_key,
self.vote_address,
True,
True,
storage_limit=64)
def call_contract_function(self, contract, name, args, sender_key, contract_addr=None, wait=False,
check_status=False, storage_limit=0):
# If contract address is empty, call the constructor.
if contract_addr:
func = getattr(contract.functions, name)
else:
func = getattr(contract, name)
attributes = {
'nonce': self.get_nonce(priv_to_addr(sender_key)),
** SmartContractBenchBase.REQUEST_BASE
}
if contract_addr:
attributes['receiver'] = decode_hex(contract_addr)
attributes['to'] = contract_addr
else:
attributes['receiver'] = b''
tx_data = func(*args).buildTransaction(attributes)
tx_data['data'] = decode_hex(tx_data['data'])
tx_data['pri_key'] = sender_key
tx_data['gas_price'] = tx_data['gasPrice']
tx_data['storage_limit'] = storage_limit
tx_data.pop('gasPrice', None)
tx_data.pop('chainId', None)
tx_data.pop('to', None)
transaction = create_transaction(**tx_data)
self._send_transaction(transaction, wait, check_status)
return transaction
def new_address_and_transfer(self, count=1, amount=100000000000000, wait=False, check_status=False):
results = []
for _ in range(count):
pri_key, pub_key = ec_random_keys()
transaction = self.transfer(self.default_account_key, priv_to_addr(pri_key), amount, wait, check_status)
results.append([pri_key, transaction])
return results
def call_contract_function(self,
contract,
name,
args,
sender_key,
value=None,
contract_addr=None,
wait=False,
check_status=False):
if contract_addr:
func = getattr(contract.functions, name)
else:
func = getattr(contract, name)
attrs = {
'nonce': self.get_nonce(priv_to_addr(sender_key)),
**Issue988Test.REQUEST_BASE
}
if contract_addr:
attrs['receiver'] = decode_hex(contract_addr)
attrs['to'] = contract_addr
else:
attrs['receiver'] = b''
tx_data = func(*args).buildTransaction(attrs)
tx_data['data'] = decode_hex(tx_data['data'])
tx_data['pri_key'] = sender_key
tx_data['gas_price'] = tx_data['gasPrice']
if value:
tx_data['value'] = value
tx_data.pop('gasPrice', None)
tx_data.pop('chainId', None)
tx_data.pop('to', None)
transaction = create_transaction(**tx_data)
self.send_transaction(transaction, wait, check_status)
return transaction
def run_test(self):
client = RpcClient(self.nodes[0])
genesis_address = "0x" + encode_hex(
priv_to_addr(default_config['GENESIS_PRI_KEY']))
genesis_balance = default_config["TOTAL_COIN"]
client.generate_empty_blocks(ERA_EPOCH_COUNT * 10)
print(client.epoch_number("latest_checkpoint"))
assert client.epoch_number("latest_checkpoint") > 0
# Just assert we can still get the balance
assert_equal(client.get_balance(genesis_address, client.EPOCH_NUM(1)),
genesis_balance)
def run_test(self):
priv_key = default_config["GENESIS_PRI_KEY"]
sender = eth_utils.encode_hex(priv_to_addr(priv_key))
# deploy contract
bytecode_file = os.path.join(
os.path.dirname(os.path.realpath(__file__)), CONTRACT_PATH)
assert (os.path.isfile(bytecode_file))
bytecode = open(bytecode_file).read()
_, contractAddr = self.deploy_contract(sender, priv_key, bytecode)
self.log.info(f"contract deployed at address {contractAddr}")
# emit events throughout a few eras
num_events = 0
while self.rpc[ARCHIVE_NODE].epoch_number(
) < NUM_ERAS * ERA_EPOCH_COUNT:
self.call_contract(sender, priv_key, contractAddr,
encode_hex_0x(keccak(b"foo()")))
num_events += 1
self.log.info(f"num_events = {num_events}")
self.log.info(
f"epoch_number = {self.rpc[ARCHIVE_NODE].epoch_number()}")
# sync blocks and wait for gc
sync_blocks(self.nodes)
time.sleep(1)
latest_checkpoint = self.rpc[FULL_NODE].epoch_number(
"latest_checkpoint")
assert_greater_than(latest_checkpoint, 0)
# filtering the whole epoch range should fail on full nodes
filter = Filter(from_epoch="earliest",
to_epoch="latest_state",
topics=[CALLED_TOPIC])
logs_archive = self.rpc[ARCHIVE_NODE].get_logs(filter)
assert_equal(len(logs_archive), num_events)
assert_raises_rpc_error(None, None, self.rpc[FULL_NODE].get_logs,
filter)
# filtering since the latest checkpoint should yield the same result
filter = Filter(from_epoch="latest_checkpoint",
to_epoch="latest_state",
topics=[CALLED_TOPIC])
logs_archive = self.rpc[ARCHIVE_NODE].get_logs(filter)
assert_greater_than(len(logs_archive), 0)
logs_full = self.rpc[FULL_NODE].get_logs(filter)
assert_equal(logs_archive, logs_full)
self.log.info("Pass")
def check_account(self, k, balance_map):
addr = eth_utils.encode_hex(priv_to_addr(k))
try:
balance = self.rpc_client.get_balance(addr)
except Exception as e:
self.log.info("Fail to get balance, error=%s", str(e))
return False
if balance == balance_map[k]:
return True
else:
self.log.info("Remote balance:%d, local balance:%d", balance, balance_map[k])
time.sleep(1)
return False
def check_account(self, k, balance_map, node):
addr = eth_utils.encode_hex(priv_to_addr(k))
try:
balance = parse_as_int(node.cfx_getBalance(addr))
except Exception as e:
self.log.debug("Fail to get balance, error=%s", str(e))
return False
if balance == balance_map[k]:
return True
else:
self.log.info("Remote balance:%d, local balance:%d", balance, balance_map[k])
time.sleep(1)
return False
def run_test(self):
priv_key = default_config["GENESIS_PRI_KEY"]
sender = eth_utils.encode_hex(priv_to_addr(priv_key))
# deploy storage test contract
bytecode_file = os.path.join(
os.path.dirname(os.path.realpath(__file__)), CONTRACT_PATH)
assert (os.path.isfile(bytecode_file))
bytecode = open(bytecode_file).read()
_, contractAddr = self.deploy_contract(sender, priv_key, bytecode)
# call contract throughout a few eras
self.call_contract(sender, priv_key, contractAddr,
encode_hex_0x(keccak(b"increment()")))
self.rpc[FULLNODE0].generate_blocks(SNAPSHOT_EPOCH_COUNT)
self.call_contract(sender, priv_key, contractAddr,
encode_hex_0x(keccak(b"increment()")))
self.rpc[FULLNODE0].generate_blocks(SNAPSHOT_EPOCH_COUNT)
self.call_contract(sender, priv_key, contractAddr,
encode_hex_0x(keccak(b"destroy()")))
self.rpc[FULLNODE0].generate_blocks(SNAPSHOT_EPOCH_COUNT)
# check storage root of non-existent contract
root_full = self.rpc[FULLNODE0].get_storage_root(
"0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6", epoch=hex(1))
root_light = self.rpc[LIGHTNODE].get_storage_root(
"0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6", epoch=hex(1))
assert_equal(root_full, root_light)
# make sure the storage roots are verifiable on the light node
latest_epoch = self.rpc[FULLNODE0].epoch_number()
self.rpc[FULLNODE0].generate_blocks(SNAPSHOT_EPOCH_COUNT)
sync_blocks(self.nodes)
# check storage roots
first_available_epoch = (latest_epoch - 1) // SNAPSHOT_EPOCH_COUNT \
* SNAPSHOT_EPOCH_COUNT - SNAPSHOT_EPOCH_COUNT * 2 + 1
# After latest_epoch is obtained the test generated SNAPSHOT_EPOCH_COUNT more blocks.
first_available_epoch += SNAPSHOT_EPOCH_COUNT
# The proof is only available since the second available snapshot.
first_available_epoch += SNAPSHOT_EPOCH_COUNT
for epoch in range(first_available_epoch, latest_epoch):
root_full = self.rpc[FULLNODE0].get_storage_root(contractAddr,
epoch=hex(epoch))
root_light = self.rpc[LIGHTNODE].get_storage_root(contractAddr,
epoch=hex(epoch))
assert_equal(root_full, root_light)
self.log.info(f"Pass (epoch {epoch})")
self.log.info("Pass")
def check_account(self, k, balance_map):
addr = eth_utils.encode_hex(priv_to_addr(k))
try:
balance = parse_as_int(self.nodes[0].cfx_getBalance(addr))
staking_balance = parse_as_int(self.nodes[0].cfx_getStakingBalance(addr))
collateral_for_storage = parse_as_int(self.nodes[0].cfx_getCollateralForStorage(addr))
except Exception as e:
self.log.info("Fail to get balance, error=%s", str(e))
return False
if balance + staking_balance + collateral_for_storage == balance_map[k]:
return True
else:
self.log.info("Remote balance:%d, local balance:%d", balance + staking_balance + collateral_for_storage, balance_map[k])
time.sleep(1)
return False
def check_account(self, k, balance_map):
addr = eth_utils.encode_hex(priv_to_addr(k))
client = RpcClient(self.nodes[0])
try:
balance = client.get_balance(addr)
staking_balance = client.get_staking_balance(addr)
collateral_for_storage = client.get_collateral_for_storage(addr)
except Exception as e:
self.log.info("Fail to get balance, error=%s", str(e))
return False
if balance + staking_balance + collateral_for_storage == balance_map[
k]:
return True
else:
self.log.info("Remote balance:%d, local balance:%d",
balance + staking_balance + collateral_for_storage,
balance_map[k])
time.sleep(1)
return False
def run_test(self):
start_p2p_connection(self.nodes)
block_gen_thread = BlockGenThread(self.nodes, self.log)
block_gen_thread.start()
client = RpcClient(self.nodes[0])
file_dir = os.path.dirname(os.path.realpath(__file__))
self.log.info("Initializing contract")
self.buggy_contract = get_contract_instance(source=os.path.join(
file_dir, "contracts/reentrancy.sol"),
contract_name="Reentrance")
self.exploit_contract = get_contract_instance(
source=os.path.join(file_dir, "contracts/reentrancy_exploit.sol"),
contract_name="ReentranceExploit")
reentrancy_config_addr = Web3.toChecksumAddress(
"0888000000000000000000000000000000000003")
file_dir = os.path.dirname(os.path.realpath(__file__))
control_contract_file_path = os.path.join(file_dir, "..",
"internal_contract",
"metadata",
"ReentrancyConfig.json")
control_contract_dict = json.loads(
open(control_contract_file_path, "r").read())
control_contract = get_contract_instance(
contract_dict=control_contract_dict)
user1, _ = ec_random_keys()
user1_addr = priv_to_addr(user1)
user1_addr_hex = eth_utils.encode_hex(user1_addr)
user2, _ = ec_random_keys()
user2_addr = priv_to_addr(user2)
user2_addr_hex = eth_utils.encode_hex(user2_addr)
# setup balance
value = (10**15 + 2000) * 10**18 + ReentrancyTest.REQUEST_BASE['gas']
tx = create_transaction(pri_key=self.genesis_priv_key,
receiver=user1_addr,
value=value,
nonce=self.get_nonce(self.genesis_addr),
gas_price=ReentrancyTest.REQUEST_BASE['gas'])
self.send_transaction(tx, True, False)
tx = create_transaction(pri_key=self.genesis_priv_key,
receiver=user2_addr,
value=value,
nonce=self.get_nonce(self.genesis_addr),
gas_price=ReentrancyTest.REQUEST_BASE['gas'])
self.send_transaction(tx, True, False)
user1_balance = client.get_balance(user1_addr_hex)
assert_equal(user1_balance, value)
user2_balance_before_contract_construction = client.get_balance(
user2_addr_hex)
assert_equal(user2_balance_before_contract_construction, value)
transaction = self.call_contract_function(self.buggy_contract,
"constructor", [],
self.genesis_priv_key,
storage_limit=20000)
buggy_addr = self.wait_for_tx([transaction],
True)[0]['contractCreated']
transaction = self.call_contract_function(self.exploit_contract,
"constructor", [],
user2,
storage_limit=200000)
exploit_addr = self.wait_for_tx([transaction],
True)[0]['contractCreated']
if self.mode == NO_PROTECTION:
self.log.info("Disabling anti-reentrancy")
self.call_contract_function(
contract=control_contract,
name="allowReentrancyByAdmin",
args=[Web3.toChecksumAddress(buggy_addr), True],
sender_key=self.genesis_priv_key,
contract_addr=reentrancy_config_addr,
storage_limit=64,
wait=True,
check_status=True)
self.call_contract_function(
contract=control_contract,
name="allowReentrancyByAdmin",
args=[Web3.toChecksumAddress(exploit_addr), True],
sender_key=user2,
contract_addr=reentrancy_config_addr,
storage_limit=64,
wait=True,
check_status=True)
user2_balance_after_contract_construction = client.get_balance(
user2_addr_hex)
self.log.debug("user2 balance contract created %s" %
user2_balance_after_contract_construction)
assert_greater_than_or_equal(
user2_balance_before_contract_construction,
user2_balance_after_contract_construction)
user2_refund_upper_bound = \
user2_balance_before_contract_construction - \
user2_balance_after_contract_construction
transaction = self.call_contract_function(self.buggy_contract,
"addBalance", [],
user1,
10**18,
buggy_addr,
True,
True,
storage_limit=128)
transaction = self.call_contract_function(
self.exploit_contract,
"deposit", [Web3.toChecksumAddress(buggy_addr)],
user2,
10**18,
exploit_addr,
True,
True,
storage_limit=128)
user1_balance = client.get_balance(user1_addr_hex)
assert_greater_than_or_equal(user1_balance,
899999999999999999999999950000000)
user2_balance_after_deposit = client.get_balance(user2_addr_hex)
# User2 paid storage collateral `vulnerable_contract` in deposit call.
user2_refund_upper_bound += 3 * 10**18 // 16
self.log.debug("user2 balance after deposit %s" %
user2_balance_after_deposit)
assert_greater_than_or_equal(user2_balance_after_contract_construction,
user2_balance_after_deposit + 10**18)
assert_greater_than_or_equal(user2_balance_after_deposit,
899999999999999999999999900000000)
contract_balance = client.get_balance(buggy_addr)
assert_equal(contract_balance, 2 * 10**18)
user2_balance_in_contract = RpcClient(self.nodes[0]).call(
buggy_addr,
self.buggy_contract.functions.balanceOf(
Web3.toChecksumAddress(exploit_addr)).buildTransaction({
"from":
user2_addr_hex,
"to":
buggy_addr,
"gas":
int_to_hex(CONTRACT_DEFAULT_GAS),
"gasPrice":
int_to_hex(1),
"chainId":
0
})["data"])
assert_equal(parse_as_int(user2_balance_in_contract), 10**18)
transaction = self.call_contract_function(self.exploit_contract,
"launch_attack", [],
user2,
0,
exploit_addr,
True,
True,
storage_limit=128)
transaction = self.call_contract_function(self.exploit_contract,
"get_money", [],
user2,
0,
exploit_addr,
True,
True,
storage_limit=128)
user1_balance = client.get_balance(user1_addr_hex)
assert_greater_than_or_equal(user1_balance,
899999999999999999999999950000000)
contract_balance = client.get_balance(buggy_addr)
attack_benefit = 0
if self.mode == OLD_MODE:
# In the old mode, the second withdraw_balance will fail.
rest_balance, attacker_rest = 1 * CFX, 0
elif self.mode == NEW_MODE:
# In the new mode, the protection is closed.
rest_balance, attacker_rest = 0, 0
attack_benefit = 1 * CFX
else:
raise Exception("Unrecognized reentrancy test mode")
assert_equal(contract_balance, rest_balance)
user2_balance_in_contract = RpcClient(self.nodes[0]).call(
buggy_addr,
self.buggy_contract.functions.balanceOf(
Web3.toChecksumAddress(exploit_addr)).buildTransaction({
"from":
user2_addr_hex,
"to":
buggy_addr,
"gas":
int_to_hex(CONTRACT_DEFAULT_GAS),
"gasPrice":
int_to_hex(1),
"chainId":
0
})["data"])
assert_equal(parse_as_int(user2_balance_in_contract), attacker_rest)
self.log.debug("user2 balance in contract %s" %
user2_balance_in_contract)
user2_balance_after_contract_destruct = client.get_balance(
user2_addr_hex)
self.log.debug("user2 balance after contract destruct %s" %
user2_balance_after_contract_destruct)
assert_greater_than_or_equal(
user2_balance_after_deposit + user2_refund_upper_bound + 10**18 -
attacker_rest + attack_benefit,
user2_balance_after_contract_destruct,
)
block_gen_thread.stop()
block_gen_thread.join()
def __init__(self):
super().__init__()
self.nonce_map = {}
self.default_account_key = default_config["GENESIS_PRI_KEY"]
self.default_account_address = priv_to_addr(self.default_account_key)
def transfer(self, sender_key, receiver, amount, wait=False, check_status=False):
nonce = self.get_nonce(priv_to_addr(sender_key))
transaction = create_transaction(nonce, 1, 21000, amount, receiver, pri_key=sender_key)
self._send_transaction(transaction, wait, check_status)
return transaction
def run_test(self):
genesis_key = default_config["GENESIS_PRI_KEY"]
balance_map = {genesis_key: default_config["TOTAL_COIN"]}
self.log.info("Initial State: (sk:%d, addr:%s, balance:%d)", bytes_to_int(genesis_key),
eth_utils.encode_hex(priv_to_addr(genesis_key)), balance_map[genesis_key])
nonce_map = {genesis_key: 0}
block_gen_thread = BlockGenThread(self.nodes, self.log, interval_base=0.2)
block_gen_thread.start()
'''Check if transaction from uncommitted new address can be accepted'''
tx_n = 5
new_keys = set()
gas_price = 1
for i in range(tx_n):
sender_key = genesis_key
receiver_sk, _ = ec_random_keys()
new_keys.add(receiver_sk)
value = int((balance_map[sender_key] - ((tx_n - i) * 21000 * gas_price)) * random.random())
balance_map[receiver_sk] = value
nonce = nonce_map[sender_key]
receiver_addr = priv_to_addr(receiver_sk)
tx = create_transaction(pri_key=sender_key, receiver=receiver_addr, value=value, nonce=nonce,
gas_price=gas_price)
r = random.randint(0, self.num_nodes - 1)
r = 0
self.nodes[r].p2p.send_protocol_msg(Transactions(transactions=[tx]))
nonce_map[sender_key] = nonce + 1
balance_map[sender_key] -= value + gas_price * 21000
self.log.debug("New tx %s: %s send value %d to %s, sender balance:%d, receiver balance:%d", encode_hex(tx.hash), eth_utils.encode_hex(priv_to_addr(sender_key))[-4:],
value, eth_utils.encode_hex(priv_to_addr(receiver_sk))[-4:], balance_map[sender_key], balance_map[receiver_sk])
self.log.debug("Send Transaction %s to node %d", encode_hex(tx.hash), r)
for k in balance_map:
self.log.info("Check account sk:%s addr:%s", bytes_to_int(k), eth_utils.encode_hex(priv_to_addr(k)))
wait_until(lambda: self.check_account(k, balance_map))
self.log.info("Pass 1")
'''Test Random Transactions'''
wait_for_account_stable()
for key in new_keys:
nonce_map[key] = wait_for_initial_nonce_for_privkey(self.nodes[0], key)
all_txs = []
tx_n = 1000
self.log.info("start to generate %d transactions with about %d seconds", tx_n, tx_n/100/2)
for i in range(tx_n):
sender_key = random.choice(list(balance_map))
nonce = nonce_map[sender_key]
data = b''
rand_n = random.random()
gas = 21000
storage_limit = 0
if rand_n > 0.9 and balance_map[sender_key] > 21000 * 4 * tx_n:
value = 0
receiver = b''
data = bytes([96, 128, 96, 64, 82, 52, 128, 21, 97, 0, 16, 87, 96, 0, 128, 253, 91, 80, 96, 5, 96, 0, 129, 144, 85, 80, 96, 230, 128, 97, 0, 39, 96, 0, 57, 96, 0, 243, 254, 96, 128, 96, 64, 82, 96, 4, 54, 16, 96, 67, 87, 96, 0, 53, 124, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 144, 4, 128, 99, 96, 254, 71, 177, 20, 96, 72, 87, 128, 99, 109, 76, 230, 60, 20, 96, 127, 87, 91, 96, 0, 128, 253, 91, 52, 128, 21, 96, 83, 87, 96, 0, 128, 253, 91, 80, 96, 125, 96, 4, 128, 54, 3, 96, 32, 129, 16, 21, 96, 104, 87, 96, 0, 128, 253, 91, 129, 1, 144, 128, 128, 53, 144, 96, 32, 1, 144, 146, 145, 144, 80, 80, 80, 96, 167, 86, 91, 0, 91, 52, 128, 21, 96, 138, 87, 96, 0, 128, 253, 91, 80, 96, 145, 96, 177, 86, 91, 96, 64, 81, 128, 130, 129, 82, 96, 32, 1, 145, 80, 80, 96, 64, 81, 128, 145, 3, 144, 243, 91, 128, 96, 0, 129, 144, 85, 80, 80, 86, 91, 96, 0, 128, 84, 144, 80, 144, 86, 254, 161, 101, 98, 122, 122, 114, 48, 88, 32, 181, 24, 13, 149, 253, 195, 129, 48, 40, 237, 71, 246, 44, 124, 223, 112, 139, 118, 192, 219, 9, 64, 67, 245, 51, 180, 42, 67, 13, 49, 62, 21, 0, 41])
gas = CONTRACT_DEFAULT_GAS
is_payment = False
storage_limit = 200000
else:
value = 1
receiver_sk = random.choice(list(balance_map))
receiver = priv_to_addr(receiver_sk)
balance_map[receiver_sk] += value
is_payment = True
# not enough transaction fee (gas_price * gas_limit) should not happen for now
assert balance_map[sender_key] >= value + gas_price * 21000
tx = create_transaction(pri_key=sender_key, receiver=receiver, value=value, nonce=nonce,
gas_price=gas_price, data=data, gas=gas, storage_limit=storage_limit)
r = random.randint(0, self.num_nodes - 1)
r = 0
self.nodes[r].p2p.send_protocol_msg(Transactions(transactions=[tx]))
all_txs.append(tx)
nonce_map[sender_key] = nonce + 1
if is_payment:
balance_map[sender_key] -= value + gas_price * gas
else:
balance_map[sender_key] -= value + gas_price * charged_of_huge_gas(gas)
self.log.debug("Send Transaction %s to node %d", encode_hex(tx.hash), r)
time.sleep(random.random() / 100)
for k in balance_map:
self.log.info("Account %s with balance:%s", bytes_to_int(k), balance_map[k])
for tx in all_txs:
self.log.debug("Wait for tx to confirm %s", tx.hash_hex())
for i in range(3):
try:
retry = True
while retry:
try:
wait_until(lambda: checktx(self.nodes[0], tx.hash_hex()), timeout=120)
retry = False
except CannotSendRequest:
time.sleep(0.01)
break
except AssertionError as _:
self.nodes[0].p2p.send_protocol_msg(Transactions(transactions=[tx]))
if i == 2:
raise AssertionError("Tx {} not confirmed after 30 seconds".format(tx.hash_hex()))
for k in balance_map:
self.log.info("Check account sk:%s addr:%s", bytes_to_int(k), eth_utils.encode_hex(priv_to_addr(k)))
wait_until(lambda: self.check_account(k, balance_map))
block_gen_thread.stop()
block_gen_thread.join()
sync_blocks(self.nodes)
self.log.info("Pass")
def run_test(self):
start_p2p_connection(self.nodes)
block_gen_thread = BlockGenThread(self.nodes,
self.log,
interval_base=0.2)
block_gen_thread.start()
genesis_key = default_config["GENESIS_PRI_KEY"]
tx_n = 100
gas_price = 1
shard_balance = []
for s in range(self.n_shard):
''' Send random transactions to this shard s '''
shard_nodes = self.nodes[s * self.shard_size:(s + 1) *
self.shard_size]
# We can not use genesis accounts in two shards, because they may generate transactions
# that are valid in another shard and breaks our assertion about the final shard state.
start_sk, _ = ec_random_keys()
value = default_config["TOTAL_COIN"] - 21000
tx = create_transaction(pri_key=genesis_key,
receiver=priv_to_addr(start_sk),
value=value,
nonce=0,
gas_price=gas_price)
shard_nodes[0].p2p.send_protocol_msg(
Transactions(transactions=[tx]))
balance_map = {start_sk: value}
nonce_map = {
start_sk:
wait_for_initial_nonce_for_privkey(shard_nodes[0], start_sk)
}
account_n = 10
# Initialize new accounts
new_keys = set()
for _ in range(account_n):
value = max(int(balance_map[start_sk] * random.random()),
21000 * tx_n)
receiver_sk, _ = ec_random_keys()
new_keys.add(receiver_sk)
tx = create_transaction(pri_key=start_sk,
receiver=priv_to_addr(receiver_sk),
value=value,
nonce=nonce_map[start_sk],
gas_price=gas_price)
shard_nodes[0].p2p.send_protocol_msg(
Transactions(transactions=[tx]))
balance_map[receiver_sk] = value
nonce_map[start_sk] += 1
balance_map[start_sk] -= value + gas_price * 21000
wait_for_account_stable()
for key in new_keys:
nonce_map[key] = wait_for_initial_nonce_for_privkey(
shard_nodes[0], key)
for i in range(tx_n):
sender_key = random.choice(list(balance_map))
nonce = nonce_map[sender_key]
value = 0
receiver_sk = random.choice(list(balance_map))
balance_map[receiver_sk] += value
tx = create_transaction(pri_key=sender_key,
receiver=priv_to_addr(receiver_sk),
value=value,
nonce=nonce,
gas_price=gas_price)
r = random.randint(0, self.shard_size - 1)
shard_nodes[r].p2p.send_protocol_msg(
Transactions(transactions=[tx]))
nonce_map[sender_key] = nonce + 1
balance_map[sender_key] -= value + gas_price * 21000
self.log.info(
"New tx %s: %s send value %d to %s, sender balance:%d, receiver balance:%d",
encode_hex(tx.hash),
eth_utils.encode_hex(priv_to_addr(sender_key))[-4:], value,
eth_utils.encode_hex(priv_to_addr(receiver_sk))[-4:],
balance_map[sender_key], balance_map[receiver_sk])
self.log.debug("Send Transaction %s to node %d",
encode_hex(tx.hash), r)
time.sleep(random.random() / 10)
for k in balance_map:
self.log.info("Check account sk:%s addr:%s", bytes_to_int(k),
eth_utils.encode_hex(priv_to_addr(k)))
wait_until(
lambda: self.check_account(k, balance_map, shard_nodes[0]))
shard_balance.append(balance_map)
def epochCheck(node):
r = node.cfx_epochNumber()
return int(r, 0) > 110
wait_until(lambda: epochCheck(self.nodes[0]))
wait_until(
lambda: epochCheck(self.nodes[int(self.num_nodes / self.n_shard)]))
for s in range(self.n_shard):
for idx in range(self.shard_size):
connect_nodes(self.nodes, s * self.shard_size - 1 + idx,
s * self.shard_size + idx)
block_gen_thread.stop()
block_gen_thread.join()
sync_blocks(self.nodes)
''' Check if the balance state of every node matches '''
success_shard = -1
# use the state of node 0 to find the winning shard
for s in range(self.n_shard):
balance_map = shard_balance[s]
unmatch = False
for k in balance_map:
if not self.check_account(k, balance_map, self.nodes[0]):
unmatch = True
self.log.info(
"Final balance does not match shard %s, check next", s)
break
if unmatch:
continue
success_shard = s
break
assert success_shard != -1, "The final state of node 0 matches no shard state"
self.log.info("Shard %s succeeds", success_shard)
for i in range(1, self.num_nodes):
balance_map = shard_balance[success_shard]
for k in balance_map:
if not self.check_account(k, balance_map, self.nodes[i]):
raise AssertionError(
"Final balance of node {} does not match node 0, sender={}"
.format(i, k))
self.log.info("Pass")
def run_test(self):
genesis_key = default_config["GENESIS_PRI_KEY"]
balance_map = {genesis_key: default_config["TOTAL_COIN"]}
self.log.info("Initial State: (sk:%d, addr:%s, balance:%d)",
bytes_to_int(genesis_key),
eth_utils.encode_hex(priv_to_addr(genesis_key)),
balance_map[genesis_key])
nonce_map = {genesis_key: 0}
# '''Check if transaction from uncommitted new address can be accepted'''
# tx_n = 5
# receiver_sk = genesis_key
gas_price = 1
# for i in range(tx_n):
# sender_key = receiver_sk
# value = int((balance_map[sender_key] - ((tx_n - i) * 21000 * gas_price)) * random.random())
# nonce = nonce_map[sender_key]
# receiver_sk, _ = ec_random_keys()
# nonce_map[receiver_sk] = 0
# balance_map[receiver_sk] = value
# tx = create_transaction(pri_key=sender_key, receiver=privtoaddr(receiver_sk), value=value, nonce=nonce,
# gas_price=gas_price)
# r = random.randint(0, self.num_nodes - 1)
# self.nodes[r].p2p.send_protocol_msg(Transactions(transactions=[tx]))
# nonce_map[sender_key] = nonce + 1
# balance_map[sender_key] -= value + gas_price * 21000
# self.log.debug("New tx %s: %s send value %d to %s, sender balance:%d, receiver balance:%d", encode_hex(tx.hash), eth_utils.encode_hex(privtoaddr(sender_key))[-4:],
# value, eth_utils.encode_hex(privtoaddr(receiver_sk))[-4:], balance_map[sender_key], balance_map[receiver_sk])
# self.log.debug("Send Transaction %s to node %d", encode_hex(tx.hash), r)
# time.sleep(random.random() / 10 * self.delay_factor)
block_gen_thread = BlockGenThread(self.nodes,
self.log,
interval_base=self.delay_factor)
block_gen_thread.start()
# for k in balance_map:
# self.log.info("Check account sk:%s addr:%s", bytes_to_int(k), eth_utils.encode_hex(privtoaddr(k)))
# wait_until(lambda: self.check_account(k, balance_map), timeout=60*self.delay_factor)
# self.log.info("Pass 1")
# self.register_test("general_1.json")
'''Test Random Transactions'''
all_txs = []
tx_n = 1000
account_n = 10
# Initialize new accounts
new_keys = set()
for _ in range(account_n):
value = int(balance_map[genesis_key] * 0.5)
receiver_sk, _ = ec_random_keys()
new_keys.add(receiver_sk)
tx = create_transaction(pri_key=genesis_key,
receiver=priv_to_addr(receiver_sk),
value=value,
nonce=nonce_map[genesis_key],
gas_price=gas_price)
self.nodes[0].p2p.send_protocol_msg(
Transactions(transactions=[tx]))
balance_map[receiver_sk] = value
nonce_map[genesis_key] += 1
balance_map[genesis_key] -= value + gas_price * 21000
wait_for_account_stable()
for key in new_keys:
nonce_map[key] = wait_for_initial_nonce_for_privkey(
self.nodes[0], key)
self.log.info(
"start to generate %d transactions with about %d seconds", tx_n,
tx_n / 10 / 2 * self.delay_factor)
for i in range(tx_n):
sender_key = random.choice(list(balance_map))
nonce = nonce_map[sender_key]
value = 1
receiver_sk = random.choice(list(balance_map))
balance_map[receiver_sk] += value
# not enough transaction fee (gas_price * gas_limit) should not happen for now
assert balance_map[sender_key] >= value + gas_price * 21000
tx = create_transaction(pri_key=sender_key,
receiver=priv_to_addr(receiver_sk),
value=value,
nonce=nonce,
gas_price=gas_price)
r = random.randint(0, self.num_nodes - 1)
self.nodes[r].p2p.send_protocol_msg(
Transactions(transactions=[tx]))
all_txs.append(tx)
nonce_map[sender_key] = nonce + 1
balance_map[sender_key] -= value + gas_price * 21000
self.log.debug(
"New tx %s: %s send value %d to %s, sender balance:%d, receiver balance:%d nonce:%d",
encode_hex(tx.hash),
eth_utils.encode_hex(priv_to_addr(sender_key))[-4:], value,
eth_utils.encode_hex(priv_to_addr(receiver_sk))[-4:],
balance_map[sender_key], balance_map[receiver_sk], nonce)
self.log.debug("Send Transaction %s to node %d",
encode_hex(tx.hash), r)
time.sleep(random.random() / 10 * self.delay_factor)
for k in balance_map:
self.log.info("Account %s with balance:%s", bytes_to_int(k),
balance_map[k])
for tx in all_txs:
self.log.debug("Wait for tx to confirm %s", tx.hash_hex())
for i in range(3):
try:
retry = True
while retry:
try:
wait_until(
lambda: checktx(self.nodes[0], tx.hash_hex()),
timeout=60 * self.delay_factor)
retry = False
except CannotSendRequest:
time.sleep(0.01)
break
except AssertionError as _:
self.nodes[0].p2p.send_protocol_msg(
Transactions(transactions=[tx]))
if i == 2:
raise AssertionError(
"Tx {} not confirmed after 30 seconds".format(
tx.hash_hex()))
for k in balance_map:
self.log.info("Check account sk:%s addr:%s", bytes_to_int(k),
eth_utils.encode_hex(priv_to_addr(k)))
wait_until(lambda: self.check_account(k, balance_map),
timeout=60 * self.delay_factor)
block_gen_thread.stop()
block_gen_thread.join()
sync_blocks(self.nodes, timeout=60 * self.delay_factor)
self.log.info("Pass")
self.register_test("general_2.json")
def run_test(self):
priv_key = default_config["GENESIS_PRI_KEY"]
sender = eth_utils.encode_hex(priv_to_addr(priv_key))
self.rpc = RpcClient(self.nodes[0])
# apply filter, we expect no logs
filter = Filter()
result = self.rpc.get_logs(filter)
assert_equal(result, [])
# deploy contract
bytecode_file = os.path.join(os.path.dirname(os.path.realpath(__file__)), CONTRACT_PATH)
assert(os.path.isfile(bytecode_file))
bytecode = open(bytecode_file).read()
_, contractAddr = self.deploy_contract(sender, priv_key, bytecode)
# apply filter, we expect a single log with 2 topics
filter = Filter(from_epoch="earliest", to_epoch="latest_state")
logs0 = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs0)
assert_equal(len(logs0), 1)
assert_equal(len(logs0[0]["topics"]), 2)
assert_equal(logs0[0]["topics"][0], CONSTRUCTED_TOPIC)
assert_equal(logs0[0]["topics"][1], self.address_to_topic(sender))
assert_equal(logs0[0]["data"], self.address_to_topic(sender))
# call method
receipt = self.call_contract(sender, priv_key, contractAddr, encode_hex_0x(keccak(b"foo()")), storage_limit=64)
# apply filter, we expect two logs with 2 and 3 topics respectively
filter = Filter(from_epoch="earliest", to_epoch="latest_state")
logs1 = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs1)
assert_equal(len(logs1), 2)
assert_equal(logs1[0], logs0[0])
assert_equal(len(logs1[1]["topics"]), 3)
assert_equal(logs1[1]["topics"][0], FOO_TOPIC)
assert_equal(logs1[1]["topics"][1], self.address_to_topic(sender))
assert_equal(logs1[1]["topics"][2], self.number_to_topic(1))
# apply filter for specific block, we expect a single log with 3 topics
filter = Filter(block_hashes=[receipt["blockHash"]])
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), 1)
assert_equal(logs[0], logs1[1])
# call many times
for ii in range(2, NUM_CALLS):
self.call_contract(sender, priv_key, contractAddr, encode_hex_0x(keccak(b"foo()")), storage_limit=0)
# apply filter, we expect NUM_CALLS log entries with increasing uint32 fields
filter = Filter(from_epoch="earliest", to_epoch="latest_state")
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), NUM_CALLS)
for ii in range(2, NUM_CALLS):
assert_equal(len(logs[ii]["topics"]), 3)
assert_equal(logs[ii]["topics"][0], FOO_TOPIC)
assert(logs[ii]["topics"][1] == self.address_to_topic(sender))
assert_equal(logs[ii]["topics"][2], self.number_to_topic(ii))
# apply filter for specific topics
filter = Filter(topics=[CONSTRUCTED_TOPIC])
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), 1)
filter = Filter(topics=[FOO_TOPIC])
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), NUM_CALLS - 1)
filter = Filter(topics=[None, self.address_to_topic(sender)])
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), NUM_CALLS)
# find logs with `FOO_TOPIC` as 1st topic and `3` or `4` as 3rd topic
filter = Filter(topics=[FOO_TOPIC, None, [self.number_to_topic(3), self.number_to_topic(4)]])
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), 2)
# apply filter with limit
filter = Filter(limit=hex(NUM_CALLS // 2))
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), NUM_CALLS // 2)
# apply filter with offset
filter = Filter(offset=hex(NUM_CALLS // 4))
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), 3 * NUM_CALLS // 4)
# apply filter for specific contract address
_, contractAddr2 = self.deploy_contract(sender, priv_key, bytecode)
filter = Filter(address=[contractAddr])
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), NUM_CALLS)
filter = Filter(address=[contractAddr2])
logs = self.rpc.get_logs(filter)
self.assert_response_format_correct(logs)
assert_equal(len(logs), 1)
# apply filter to very first epoch, we expect no logs
filter = Filter(from_epoch="earliest", to_epoch="earliest")
result = self.rpc.get_logs(filter)
assert_equal(result, [])
# generate two blocks with `NUM_CALLS` transactions in each;
# transactions will generate 2 logs each
parent_hash = self.rpc.block_by_epoch("latest_mined")['hash']
start_nonce = self.rpc.get_nonce(sender)
txs1 = [self.rpc.new_contract_tx(receiver=contractAddr, data_hex=encode_hex_0x(keccak(b"bar()")), sender=sender, priv_key=priv_key, storage_limit=64, nonce = start_nonce + ii) for ii in range(0, NUM_CALLS)]
block_hash_1 = self.rpc.generate_custom_block(parent_hash = parent_hash, referee = [], txs = txs1)
epoch_1 = self.rpc.block_by_hash(block_hash_1)["epochNumber"]
txs2 = [self.rpc.new_contract_tx(receiver=contractAddr, data_hex=encode_hex_0x(keccak(b"bar()")), sender=sender, priv_key=priv_key, storage_limit=64, nonce = start_nonce + NUM_CALLS + ii) for ii in range(0, NUM_CALLS)]
block_hash_2 = self.rpc.generate_custom_block(parent_hash = block_hash_1, referee = [], txs = txs2)
epoch_2 = self.rpc.block_by_hash(block_hash_2)["epochNumber"]
txs = txs1
txs.extend(txs2)
# blocks not executed yet, filtering should fail
# filter = Filter(block_hashes=[block_hash_1, block_hash_2], topics=[BAR_TOPIC])
# assert_raises_rpc_error(None, None, self.rpc.get_logs, filter)
# generate some more blocks to ensure our two blocks are executed
self.rpc.generate_blocks(10)
# filtering for these two blocks should return logs in correct order
filter = Filter(block_hashes=[block_hash_1, block_hash_2], topics=[BAR_TOPIC])
logs = self.rpc.get_logs(filter)
assert_equal(len(logs), 4 * NUM_CALLS)
log_index = 0
transaction_index = 0
transaction_log_index = 0
for ii in range(0, 4 * NUM_CALLS):
assert_equal(logs[ii]["address"], contractAddr)
assert_equal(logs[ii]["blockHash"], block_hash_1 if ii < 2 * NUM_CALLS else block_hash_2)
assert_equal(logs[ii]["epochNumber"], epoch_1 if ii < 2 * NUM_CALLS else epoch_2)
assert_equal(logs[ii]["transactionHash"], txs[ii // 2].hash_hex())
assert_equal(len(logs[ii]["topics"]), 3)
assert_equal(logs[ii]["topics"][0], BAR_TOPIC)
assert_equal(logs[ii]["topics"][1], self.address_to_topic(sender))
assert_equal(logs[ii]["topics"][2], self.number_to_topic(ii))
# logIndex:
# 0, 1, 2, 3, 4, 6, 7, 8, ..., 2 * NUM_CALLS, 0, 1, 2, ...
assert_equal(logs[ii]["logIndex"], hex(log_index % (2 * NUM_CALLS)))
log_index += 1
# transactionIndex:
# 0, 0, 1, 1, 2, 2, 3, 3, ..., NUM_CALLS, 0, 0, 1, 1, ...
assert_equal(logs[ii]["transactionIndex"], hex((transaction_index // 2) % NUM_CALLS))
transaction_index += 1
# transactionLogIndex:
# 0, 1, 0, 1, 0, 1, 0, 1, ...
assert_equal(logs[ii]["transactionLogIndex"], hex(transaction_log_index % 2))
transaction_log_index += 1
# block hash order should not affect log order
filter = Filter(block_hashes=[block_hash_2, block_hash_1], topics=[BAR_TOPIC])
logs2 = self.rpc.get_logs(filter)
assert_equal(logs, logs2)
# given a limit, we should receive the _last_ few logs
filter = Filter(block_hashes=[block_hash_1, block_hash_2], limit = hex(3 * NUM_CALLS + NUM_CALLS // 2), topics=[BAR_TOPIC])
logs = self.rpc.get_logs(filter)
assert_equal(len(logs), 3 * NUM_CALLS + NUM_CALLS // 2)
for ii in range(0, 3 * NUM_CALLS + NUM_CALLS // 2):
assert_equal(len(logs[ii]["topics"]), 3)
assert_equal(logs[ii]["topics"][0], BAR_TOPIC)
assert_equal(logs[ii]["topics"][1], self.address_to_topic(sender))
assert_equal(logs[ii]["topics"][2], self.number_to_topic(NUM_CALLS // 2 + ii))
# given an offset and a limit, we should receive the corresponding logs
filter = Filter(block_hashes=[block_hash_1, block_hash_2], offset = hex(NUM_CALLS // 2), limit = hex(NUM_CALLS // 2), topics=[BAR_TOPIC])
logs = self.rpc.get_logs(filter)
assert_equal(len(logs), NUM_CALLS // 2)
for ii in range(0, NUM_CALLS // 2):
assert_equal(len(logs[ii]["topics"]), 3)
assert_equal(logs[ii]["topics"][0], BAR_TOPIC)
assert_equal(logs[ii]["topics"][1], self.address_to_topic(sender))
assert_equal(logs[ii]["topics"][2], self.number_to_topic(3 * NUM_CALLS + ii))
filter = Filter(from_epoch = epoch_1, to_epoch = epoch_2, offset = hex(NUM_CALLS // 2), limit = hex(NUM_CALLS // 2), topics=[BAR_TOPIC])
logs2 = self.rpc.get_logs(filter)
assert_equal(logs, logs2)
# test paging use case
BATCH_SIZE = 7
filter = Filter(block_hashes=[block_hash_1, block_hash_2], topics=[BAR_TOPIC])
all_logs = self.rpc.get_logs(filter)
collected_logs = []
offset = 0
while True:
filter = Filter(block_hashes=[block_hash_1, block_hash_2], offset = hex(offset), limit = hex(BATCH_SIZE), topics=[BAR_TOPIC])
logs = self.rpc.get_logs(filter)
if len(logs) == 0: break
collected_logs = logs + collected_logs
offset += BATCH_SIZE
assert_equal(collected_logs, all_logs)
# get-logs-filter-max-epoch-range should limit the number of epochs queried.
self.stop_node(0)
self.start_node(0, ["--get-logs-filter-max-epoch-range", "16"])
filter = Filter(from_epoch="0x0", to_epoch="0x0f", topics=[BAR_TOPIC])
# should not raise error
self.rpc.get_logs(filter)
filter = Filter(from_epoch="0x0", to_epoch="0x10", topics=[BAR_TOPIC])
assert_raises_rpc_error(None, None, self.rpc.get_logs, filter)
self.log.info("Pass")
def run_test(self):
self.rpc = RpcClient(self.nodes[0])
priv_key = default_config["GENESIS_PRI_KEY"]
sender = eth_utils.encode_hex(priv_to_addr(priv_key))
block_reward = 7000000000000000000
# deploy storage test contract
bytecode_file = os.path.join(os.path.dirname(os.path.realpath(__file__)), CONTRACT_PATH)
assert (os.path.isfile(bytecode_file))
bytecode = open(bytecode_file).read()
# 1. Produce an empty block
self.rpc.generate_block()
# 2. Deploy a contract: this will create 6 blocks and the first block contains 'create contract' transaction,
# the other 5 blocks are empty.
receipt, _ = self.deploy_contract(sender, priv_key, bytecode)
# 3. Produce 10 empty blocks, and the miner's reward for the first block will be updated to world-state
for _ in range(10): self.rpc.generate_block()
balance = parse_as_int(self.nodes[0].cfx_getBalance(self.mining_author))
count = self.nodes[0].getblockcount()
expected = block_reward
self.log.info("block count: %d, balance: %d, expected: %d", count, balance, expected)
assert_equal(balance, expected)
# 4. Produce 1 empty block, and the miner will receive reward for the second block. This block reward should
# contains transaction fee.
self.rpc.generate_blocks(1)
balance = parse_as_int(self.nodes[0].cfx_getBalance(self.mining_author))
count = self.nodes[0].getblockcount()
transaction_fee = parse_as_int(receipt['gasFee'])
expected += block_reward + transaction_fee
self.log.info("block count: %d, balance: %d, expected: %d, transaction_fee: %d", count, balance, expected,
transaction_fee)
assert_equal(balance, expected)
# 5. Produce 1 empty block, and the miner will receive reward for the third empty block. This block reward
# should contains storage maintenance fee.
self.rpc.generate_blocks(1)
balance = parse_as_int(self.nodes[0].cfx_getBalance(self.mining_author))
count = self.nodes[0].getblockcount()
collateral_for_storage = self.rpc.get_collateral_for_storage(sender)
storage_fee = collateral_for_storage * 4 // 100 // 63072000
expected += block_reward + storage_fee
self.log.info("block count: %d, balance: %d, expected: %d, collateral_for_storage: %d, storage_fee: %d", count,
balance, expected, collateral_for_storage, storage_fee)
assert_equal(balance, expected)
# 6. Produce 1 empty block, and the miner will receive reward for the forth empty block. This block reward
# should contains storage maintenance fee.
self.rpc.generate_blocks(1)
balance = parse_as_int(self.nodes[0].cfx_getBalance(self.mining_author))
count = self.nodes[0].getblockcount()
collateral_for_storage = self.rpc.get_collateral_for_storage(sender)
storage_fee = collateral_for_storage * 4 // 100 // 63072000
expected += storage_fee + block_reward
self.log.info("block count: %d, balance: %d, expected: %d, collateral_for_storage: %d, storage_fee: %d", count,
balance, expected, collateral_for_storage, storage_fee)
assert_equal(balance, expected)
def run_test(self):
priv_key = default_config["GENESIS_PRI_KEY"]
sender = eth_utils.encode_hex(priv_to_addr(priv_key))
# check storage root of non-existent contract
root = self.rpc[FULLNODE0].get_storage_root(
"0x0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6")
assert_equal(root["delta"], None)
assert_equal(root["delta"], None)
assert_equal(root["delta"], None)
# deploy storage test contract
bytecode_file = os.path.join(
os.path.dirname(os.path.realpath(__file__)), CONTRACT_PATH)
assert (os.path.isfile(bytecode_file))
bytecode = open(bytecode_file).read()
_, contractAddr = self.deploy_contract(sender, priv_key, bytecode)
# get storage root; expect: (D0, I0, S0) = (?, NULL, NULL)
root0 = self.rpc[FULLNODE0].get_storage_root(contractAddr)
assert_is_hash_string(root0["delta"])
assert_equal(root0["intermediate"], None)
assert_equal(root0["snapshot"], None)
# update storage; expect: (D1, I1, S1) == (?, I0, S0)
# NOTE: call_contract will generate some blocks but it should be < SNAPSHOT_EPOCH_COUNT
self.call_contract(sender, priv_key, contractAddr,
encode_hex_0x(keccak(b"increment()")))
root1 = self.rpc[FULLNODE0].get_storage_root(contractAddr)
assert_is_hash_string(root1["delta"])
assert_ne(root1["delta"], root0["delta"])
assert_equal(root1["intermediate"], None)
assert_equal(root1["snapshot"], None)
# go to next era
self.rpc[FULLNODE0].generate_blocks(SNAPSHOT_EPOCH_COUNT)
# get storage root; expect: (D2, I2, S2) == (NULL, D1, NULL)
# (the previous delta trie became the current intermediate trie)
root2 = self.rpc[FULLNODE0].get_storage_root(contractAddr)
assert_equal(root2["delta"], None)
assert_equal(root2["intermediate"], root1["delta"])
assert_equal(root2["snapshot"], None)
# update storage; expect: (D3, I3, S3) == (?, I2, S2)
# NOTE: call_contract will generate some blocks but it should be < SNAPSHOT_EPOCH_COUNT
self.call_contract(sender, priv_key, contractAddr,
encode_hex_0x(keccak(b"increment()")))
root3 = self.rpc[FULLNODE0].get_storage_root(contractAddr)
assert_is_hash_string(root3["delta"])
assert_ne(root3["delta"], root2["delta"])
assert_equal(root3["intermediate"], root2["intermediate"])
assert_equal(root3["snapshot"], root2["snapshot"])
# go to next era
self.rpc[FULLNODE0].generate_blocks(SNAPSHOT_EPOCH_COUNT)
# get storage root; expect: (D4, I4, S4) == (NULL, D3, ?)
# (the previous delta trie became the current intermediate trie)
# (note that storage root in the snapshot will not match due to differences in padding)
root4 = self.rpc[FULLNODE0].get_storage_root(contractAddr)
assert_equal(root4["delta"], None)
assert_equal(root4["intermediate"], root3["delta"])
assert_is_hash_string(root4["snapshot"])
# check if other node's storage root matches
sync_blocks(self.nodes[:])
root = self.rpc[FULLNODE1].get_storage_root(contractAddr)
assert (root == root4)
# destroy account
# NOTE: call_contract will generate some blocks but it should be < SNAPSHOT_EPOCH_COUNTs
self.call_contract(sender, priv_key, contractAddr,
encode_hex_0x(keccak(b"destroy()")))
root5 = self.rpc[FULLNODE0].get_storage_root(contractAddr)
assert_equal(root5["delta"], "TOMBSTONE")
assert_equal(root5["intermediate"], root4["intermediate"])
assert_equal(root5["snapshot"], root4["snapshot"])
self.log.info("Pass")
def run_test(self):
file_dir = os.path.dirname(os.path.realpath(__file__))
erc20_contract = get_contract_instance(
abi_file=os.path.join(file_dir, "contracts/erc20_abi.json"),
bytecode_file=os.path.join(file_dir,
"contracts/erc20_bytecode.dat"),
)
gas_price = 1
gas = CONTRACT_DEFAULT_GAS
start_p2p_connection(self.nodes)
self.log.info("Initializing contract")
genesis_key = default_config["GENESIS_PRI_KEY"]
genesis_addr = encode_hex_0x(priv_to_addr(genesis_key))
nonce = 0
block_gen_thread = BlockGenThread(self.nodes, self.log)
block_gen_thread.start()
self.tx_conf = {
"from": Web3.toChecksumAddress(genesis_addr),
"nonce": int_to_hex(nonce),
"gas": int_to_hex(gas),
"gasPrice": int_to_hex(gas_price),
"chainId": 0
}
raw_create = erc20_contract.constructor().buildTransaction(
self.tx_conf)
tx_data = decode_hex(raw_create["data"])
tx_create = create_transaction(pri_key=genesis_key,
receiver=b'',
nonce=nonce,
gas_price=gas_price,
data=tx_data,
gas=gas,
value=0,
storage_limit=1920)
client = RpcClient(self.nodes[0])
c0 = client.get_collateral_for_storage(genesis_addr)
client.send_tx(tx_create, True)
receipt = client.get_transaction_receipt(tx_create.hash_hex())
c1 = client.get_collateral_for_storage(genesis_addr)
assert_equal(c1 - c0, 1920 * 10**18 / 1024)
contract_addr = receipt['contractCreated']
self.log.info("Contract " + str(contract_addr) +
" created, start transferring tokens")
tx_n = 10
self.tx_conf["to"] = contract_addr
nonce += 1
balance_map = {genesis_key: 1000000 * 10**18}
sender_key = genesis_key
all_txs = []
for i in range(tx_n):
value = int((balance_map[sender_key] -
((tx_n - i) * 21000 * gas_price)) * random.random())
receiver_sk, _ = ec_random_keys()
balance_map[receiver_sk] = value
tx_data = decode_hex(
erc20_contract.functions.transfer(
Web3.toChecksumAddress(
encode_hex(priv_to_addr(receiver_sk))),
value).buildTransaction(self.tx_conf)["data"])
tx = create_transaction(pri_key=sender_key,
receiver=decode_hex(self.tx_conf["to"]),
value=0,
nonce=nonce,
gas=gas,
gas_price=gas_price,
data=tx_data,
storage_limit=64)
r = random.randint(0, self.num_nodes - 1)
self.nodes[r].p2p.send_protocol_msg(
Transactions(transactions=[tx]))
nonce += 1
balance_map[sender_key] -= value
all_txs.append(tx)
self.log.info("Wait for transactions to be executed")
self.wait_for_tx(all_txs)
self.log.info("Check final token balance")
for sk in balance_map:
addr = priv_to_addr(sk)
assert_equal(self.get_balance(erc20_contract, addr, nonce),
balance_map[sk])
c2 = client.get_collateral_for_storage(genesis_addr)
assert_equal(c2 - c1, 64 * tx_n * 10**18 / 1024)
block_gen_thread.stop()
block_gen_thread.join()
sync_blocks(self.nodes)
self.log.info("Pass")
for sender in all_senders:
try:
print("Check {} with addr {}".format(sender.client.node.url, sender.addr))
sender.wait_for_balance()
senders.append(sender)
except Exception as e:
print(sender.client.node.url, "is not available for Exception", e)
break
# start threads to send txs to different nodes
print("begin to send txs ...")
workers = []
for s in senders:
t = TpsWorker(s, num_receivers)
workers.append(t)
t.start()
for w in workers:
w.join()
# main
if len(sys.argv) == 1:
print("faucet private key not specified.")
sys.exit(1)
faucet_priv_key = sys.argv[1]
faucet_addr = eth_utils.encode_hex(priv_to_addr(faucet_priv_key))
bootnodes = load_boot_nodes()
num_threads = 1 if len(sys.argv) < 3 else int(sys.argv[2])
num_receivers = 20 if len(sys.argv) < 4 else int(sys.argv[3])
work(faucet_addr, faucet_priv_key, bootnodes, num_threads, num_receivers)
def run_test(self):
start_p2p_connection(self.nodes)
block_gen_thread = BlockGenThread(self.nodes, self.log)
block_gen_thread.start()
file_dir = os.path.dirname(os.path.realpath(__file__))
self.log.info("Initializing contract")
self.buggy_contract = get_contract_instance(source=os.path.join(
file_dir, "contracts/reentrancy.sol"),
contract_name="Reentrance")
self.exploit_contract = get_contract_instance(
source=os.path.join(file_dir, "contracts/reentrancy_exploit.sol"),
contract_name="ReentranceExploit")
user1, _ = ec_random_keys()
user1_addr = priv_to_addr(user1)
user1_addr_hex = eth_utils.encode_hex(user1_addr)
user2, _ = ec_random_keys()
user2_addr = priv_to_addr(user2)
user2_addr_hex = eth_utils.encode_hex(user2_addr)
# setup balance
value = (10**15 + 2000) * 10**18 + ReentrancyTest.REQUEST_BASE['gas']
tx = create_transaction(pri_key=self.genesis_priv_key,
receiver=user1_addr,
value=value,
nonce=self.get_nonce(self.genesis_addr),
gas_price=ReentrancyTest.REQUEST_BASE['gas'])
self.send_transaction(tx, True, False)
tx = create_transaction(pri_key=self.genesis_priv_key,
receiver=user2_addr,
value=value,
nonce=self.get_nonce(self.genesis_addr),
gas_price=ReentrancyTest.REQUEST_BASE['gas'])
self.send_transaction(tx, True, False)
user1_balance = parse_as_int(
self.nodes[0].cfx_getBalance(user1_addr_hex))
assert_equal(user1_balance, value)
user2_balance_before_contract_construction = parse_as_int(
self.nodes[0].cfx_getBalance(user2_addr_hex))
assert_equal(user2_balance_before_contract_construction, value)
transaction = self.call_contract_function(self.buggy_contract,
"constructor", [],
self.genesis_priv_key,
storage_limit=20000)
contract_addr = self.wait_for_tx([transaction],
True)[0]['contractCreated']
transaction = self.call_contract_function(self.exploit_contract,
"constructor", [],
user2,
storage_limit=200000)
exploit_addr = self.wait_for_tx([transaction],
True)[0]['contractCreated']
user2_balance_after_contract_construction = parse_as_int(
self.nodes[0].cfx_getBalance(user2_addr_hex))
self.log.debug("user2 balance contract created %s" %
user2_balance_after_contract_construction)
assert_greater_than_or_equal(
user2_balance_before_contract_construction,
user2_balance_after_contract_construction)
user2_refund_upper_bound = \
user2_balance_before_contract_construction - \
user2_balance_after_contract_construction
transaction = self.call_contract_function(self.buggy_contract,
"addBalance", [],
user1,
10**18,
contract_addr,
True,
True,
storage_limit=128)
transaction = self.call_contract_function(
self.exploit_contract,
"deposit", [Web3.toChecksumAddress(contract_addr)],
user2,
10**18,
exploit_addr,
True,
True,
storage_limit=128)
user1_balance = parse_as_int(
self.nodes[0].cfx_getBalance(user1_addr_hex))
assert_greater_than_or_equal(user1_balance,
899999999999999999999999950000000)
user2_balance_after_deposit = parse_as_int(
self.nodes[0].cfx_getBalance(user2_addr_hex))
# User2 paid storage collateral `vulnerable_contract` in deposit call.
user2_refund_upper_bound += 10**18 // 16
self.log.debug("user2 balance after deposit %s" %
user2_balance_after_deposit)
assert_greater_than_or_equal(user2_balance_after_contract_construction,
user2_balance_after_deposit + 10**18)
assert_greater_than_or_equal(user2_balance_after_deposit,
899999999999999999999999900000000)
contract_balance = parse_as_int(
self.nodes[0].cfx_getBalance(contract_addr))
assert_equal(contract_balance, 2 * 10**18)
user2_balance_in_contract = RpcClient(self.nodes[0]).call(
contract_addr,
self.buggy_contract.functions.balanceOf(
Web3.toChecksumAddress(exploit_addr)).buildTransaction({
"from":
user2_addr_hex,
"to":
contract_addr,
"gas":
int_to_hex(CONTRACT_DEFAULT_GAS),
"gasPrice":
int_to_hex(1),
"chainId":
0
})["data"])
assert_equal(parse_as_int(user2_balance_in_contract), 10**18)
transaction = self.call_contract_function(self.exploit_contract,
"launch_attack", [],
user2,
0,
exploit_addr,
True,
True,
storage_limit=128)
transaction = self.call_contract_function(self.exploit_contract,
"get_money", [],
user2,
0,
exploit_addr,
True,
True,
storage_limit=128)
user1_balance = parse_as_int(
self.nodes[0].cfx_getBalance(user1_addr_hex))
assert_greater_than_or_equal(user1_balance,
899999999999999999999999950000000)
contract_balance = parse_as_int(
self.nodes[0].cfx_getBalance(contract_addr))
assert_equal(contract_balance, 1 * 10**18)
user2_balance_in_contract = RpcClient(self.nodes[0]).call(
contract_addr,
self.buggy_contract.functions.balanceOf(
Web3.toChecksumAddress(exploit_addr)).buildTransaction({
"from":
user2_addr_hex,
"to":
contract_addr,
"gas":
int_to_hex(CONTRACT_DEFAULT_GAS),
"gasPrice":
int_to_hex(1),
"chainId":
0
})["data"])
assert_equal(parse_as_int(user2_balance_in_contract), 0)
self.log.debug("user2 balance in contract %s" %
user2_balance_in_contract)
user2_balance_after_contract_destruct = parse_as_int(
self.nodes[0].cfx_getBalance(user2_addr_hex))
self.log.debug("user2 balance after contract destruct %s" %
user2_balance_after_contract_destruct)
assert_greater_than_or_equal(
user2_balance_after_contract_destruct,
user2_balance_after_deposit + user2_refund_upper_bound + 10**18)
block_gen_thread.stop()
block_gen_thread.join()
def run_test(self):
file_dir = os.path.dirname(os.path.realpath(__file__))
file_path = os.path.join(file_dir, "..", "internal_contract", "metadata", "Staking.json")
staking_contract_dict = json.loads(open(os.path.join(file_path), "r").read())
staking_contract = get_contract_instance(contract_dict=staking_contract_dict)
start_p2p_connection(self.nodes)
self.log.info("Initializing contract")
genesis_key = default_config["GENESIS_PRI_KEY"]
genesis_addr = priv_to_addr(genesis_key)
nonce = 0
gas_price = 1
gas = CONTRACT_DEFAULT_GAS
block_gen_thread = BlockGenThread(self.nodes, self.log)
block_gen_thread.start()
self.tx_conf = {"from":Web3.toChecksumAddress(encode_hex_0x(genesis_addr)), "nonce":int_to_hex(nonce), "gas":int_to_hex(gas), "gasPrice":int_to_hex(gas_price), "chainId":0}
total_num_blocks = 2 * 60 * 60 * 24 * 365
accumulate_interest_rate = [2 ** 80 * total_num_blocks]
for _ in range(1000):
accumulate_interest_rate.append(accumulate_interest_rate[-1] * (
40000 + 1000000 * total_num_blocks) // (total_num_blocks * 1000000))
# Setup balance for node 0
node = self.nodes[0]
client = RpcClient(node)
(addr, priv_key) = client.rand_account()
self.log.info("addr=%s priv_key=%s", addr, priv_key)
tx = client.new_tx(value=5 * 10 ** 18, receiver=addr)
client.send_tx(tx)
self.wait_for_tx([tx])
assert_equal(client.get_balance(addr), 5 * 10 ** 18)
assert_equal(client.get_staking_balance(addr), 0)
self.tx_conf["to"] = Web3.toChecksumAddress("0888000000000000000000000000000000000002")
# deposit 10**18
tx_data = decode_hex(staking_contract.functions.deposit(10 ** 18).buildTransaction(self.tx_conf)["data"])
tx = client.new_tx(value=0, sender=addr, receiver=self.tx_conf["to"], gas=gas, data=tx_data, priv_key=priv_key)
client.send_tx(tx)
self.wait_for_tx([tx])
deposit_time = self.get_block_number(client, tx.hash_hex())
assert_equal(client.get_staking_balance(addr), 10 ** 18)
assert_equal(client.get_balance(addr), 4 * 10 ** 18 - charged_of_huge_gas(gas))
# withdraw 5 * 10**17
balance = client.get_balance(addr)
capital = 5 * 10 ** 17
tx_data = decode_hex(staking_contract.functions.withdraw(capital).buildTransaction(self.tx_conf)["data"])
tx = client.new_tx(value=0, sender=addr, receiver=self.tx_conf["to"], gas=gas, data=tx_data, priv_key=priv_key)
client.send_tx(tx)
self.wait_for_tx([tx])
withdraw_time = self.get_block_number(client, tx.hash_hex())
interest = capital * accumulate_interest_rate[withdraw_time] // accumulate_interest_rate[deposit_time] - capital
assert_equal(client.get_staking_balance(addr), 10 ** 18 - capital)
assert_equal(client.get_balance(addr), balance + capital + interest - charged_of_huge_gas(gas))
# lock 4 * 10 ** 17 until block number 100000
balance = client.get_balance(addr)
tx_data = decode_hex(staking_contract.functions.vote_lock(4 * 10 ** 17, 100000).buildTransaction(self.tx_conf)["data"])
tx = client.new_tx(value=0, sender=addr, receiver=self.tx_conf["to"], gas=gas, data=tx_data, priv_key=priv_key)
client.send_tx(tx)
self.wait_for_tx([tx])
assert_equal(client.get_balance(addr), balance - charged_of_huge_gas(gas))
assert_equal(client.get_staking_balance(addr), 5 * 10 ** 17)
# withdraw 5 * 10**17 and it should fail
balance = client.get_balance(addr)
capital = 5 * 10 ** 17
tx_data = decode_hex(staking_contract.functions.withdraw(capital).buildTransaction(self.tx_conf)["data"])
tx = client.new_tx(value=0, sender=addr, receiver=self.tx_conf["to"], gas=gas, data=tx_data, priv_key=priv_key)
client.send_tx(tx)
self.wait_for_tx([tx])
assert_equal(client.get_balance(addr), balance - gas)
assert_equal(client.get_staking_balance(addr), 5 * 10 ** 17)
# withdraw 10**17 + 1 and it should fail
balance = client.get_balance(addr)
tx_data = decode_hex(staking_contract.functions.withdraw(10 ** 17 + 1).buildTransaction(self.tx_conf)["data"])
tx = client.new_tx(value=0, sender=addr, receiver=self.tx_conf["to"], gas=gas, data=tx_data, priv_key=priv_key)
client.send_tx(tx)
self.wait_for_tx([tx])
assert_equal(client.get_balance(addr), balance - gas)
assert_equal(client.get_staking_balance(addr), 5 * 10 ** 17)
# withdraw 10**17 and it should succeed
balance = client.get_balance(addr)
capital = 10 ** 17
tx_data = decode_hex(staking_contract.functions.withdraw(capital).buildTransaction(self.tx_conf)["data"])
tx = client.new_tx(value=0, sender=addr, receiver=self.tx_conf["to"], gas=gas, data=tx_data, priv_key=priv_key)
client.send_tx(tx)
self.wait_for_tx([tx])
withdraw_time = self.get_block_number(client, tx.hash_hex())
interest = capital * accumulate_interest_rate[withdraw_time] // accumulate_interest_rate[deposit_time] - capital
assert_equal(client.get_balance(addr), balance + capital + interest - charged_of_huge_gas(gas))
assert_equal(client.get_staking_balance(addr), 5 * 10 ** 17 - capital)
block_gen_thread.stop()
block_gen_thread.join()
sync_blocks(self.nodes)
self.log.info("Pass")
def run_test(self):
genesis_key = default_config["GENESIS_PRI_KEY"]
receiver_sk, _ = ec_random_keys()
receiver_addr = priv_to_addr(receiver_sk)
client = RpcClient(self.nodes[0])
value = 100000000
tx = create_transaction(pri_key=genesis_key,
receiver=receiver_addr,
value=value,
nonce=0,
gas_price=1,
epoch_height=0)
client.send_tx(tx)
block_gen_thread = BlockGenThread(self.nodes,
self.log,
interval_base=0.1)
block_gen_thread.start()
self.log.info(
"Wait for the first transaction to go through with epoch_height = 0..."
)
wait_until(lambda: parse_as_int(self.nodes[0].cfx_getBalance(
eth_utils.encode_hex(receiver_addr))) == value)
self.log.info("Wait for generating more than 50 epochs")
wait_until(lambda: parse_as_int(
client.block_by_hash(client.best_block_hash())['height']) > 50)
block_gen_thread.stop()
self.log.info("Now block count:%d", self.nodes[0].getblockcount())
tx = create_transaction(pri_key=genesis_key,
receiver=receiver_addr,
value=value,
nonce=1,
gas_price=1,
epoch_height=0)
try:
client.send_tx(tx)
self.log.info("Bad transaction not rejected!")
assert (False)
except ReceivedErrorResponseError:
self.log.info("Bad transaction rejected.")
except:
self.log.info("Unexpected error!")
assert (False)
assert (parse_as_int(self.nodes[0].cfx_getBalance(
eth_utils.encode_hex(receiver_addr))) == value)
epoch_height = parse_as_int(
client.block_by_hash(client.best_block_hash())['height'])
tx = create_transaction(pri_key=genesis_key,
receiver=receiver_addr,
value=value,
nonce=1,
gas_price=1,
epoch_height=epoch_height)
client.send_tx(tx)
block_gen_thread = BlockGenThread(self.nodes,
self.log,
interval_base=0.1)
block_gen_thread.start()
self.log.info(
"Wait for the first transaction to go through with epoch_height = "
+ str(epoch_height) + "...")
wait_until(lambda: parse_as_int(self.nodes[0].cfx_getBalance(
eth_utils.encode_hex(receiver_addr))) == 2 * value)
block_gen_thread.stop()
self.log.info("Now block count:%d", self.nodes[0].getblockcount())
self.log.info("Pass!")
