def initialize():
if len(sys.argv) < 4:
print('invalid number of params :', len(clients))
sys.exit(1)
global PASSPHRASE
global WHITELIST_MANAGER_KEYPAIR
global root_account
global tx_count
PASSPHRASE = sys.argv[1]
WHITELIST_MANAGER_KEYPAIR = Keypair(sys.argv[2])
tx_count = int(sys.argv[3])
for arg in sys.argv[4:]:
local_env = Environment('LOCAL', arg, PASSPHRASE,
'http://localhost:8001')
# Creates a client
clients.append(KinClient(local_env))
print('Client ', len(clients), ' created!')
# Create the root account object
root_account = clients[0].kin_account(
derive_root_account(PASSPHRASE).secret_seed)
print('Root account object created')
async def main():
"""Create accounts and print their seeds to stdout."""
args = parse_args()
env = Environment(NETWORK_NAME, (args.horizon)[0], args.passphrase)
builder = Builder(NETWORK_NAME,
KinClient(env).horizon, MIN_FEE,
root_account_seed(args.passphrase))
builder.sequence = builder.get_sequence()
kps = await create_accounts(builder, args.horizon, args.accounts,
STARTING_BALANCE)
for kp in kps:
print(kp.secret_seed)
async def init_channel_builders(channel_seeds_file, passphrase, horizon):
env = Environment(NETWORK_NAME, (horizon)[0], passphrase)
channel_kps = load_accounts(channel_seeds_file)
sequences = await get_sequences_multiple_endpoints(horizon, [kp.public_address for kp in channel_kps])
channel_builders = []
for i, kp in enumerate(channel_kps):
b = Builder(NETWORK_NAME, KinClient(env).horizon, MIN_FEE, kp.secret_seed)
b.sequence = str(sequences[i])
channel_builders.append(b)
return channel_builders
async def main():
args = parse_args()
# setup network
Environment(NETWORK_NAME, args.horizon[0], args.passphrase)
logging.info('loading prioritizer accounts')
prioritizer_kps = [kp for kp in load_accounts(args.prioritizer_seeds_file)]
logging.info('%d prioritizer accounts loaded', len(prioritizer_kps))
logging.info('loading spammer accounts')
spam_kps = load_accounts(args.spammer_seeds_file)
logging.info('%d spammer accounts loaded', len(spam_kps))
logging.info('fetching sequence number for spammer accounts')
spam_sequences = await get_sequences_multiple_endpoints(args.horizon, [kp.public_address for kp in spam_kps])
logging.info('generating spammer builders')
spam_builders = []
# we're not submitting using the builder - just generating the xdr,
# so each builder's horizon instance is irrelevant
stub_horizon = args.horizon[0]
for kp, seq in zip(spam_kps, spam_sequences):
b = Builder(NETWORK_NAME, stub_horizon, MIN_FEE, kp.secret_seed)
b.sequence = str(seq)
spam_builders.append(b)
logging.info('sleeping for %ds to let horizon cool down after get sequence request surge', COOL_DOWN_AFTER_GET_SEQ)
time.sleep(COOL_DOWN_AFTER_GET_SEQ)
logging.info('starting spam')
results = await spam(args.horizon, prioritizer_kps, spam_builders, args.length, args.txs_per_ledger)
logging.info('done spamming')
logging.info('writing transaction results to file')
with open(args.out, 'w') as f:
for spam_round in results:
for tx in spam_round:
f.write('{}\n'.format(json.dumps(tx)))
logging.info('done')
async def main():
args = parse_args()
# setup network
Environment(NETWORK_NAME, args.horizon[0], args.passphrase)
logging.info('loading prioritizer accounts')
prioritizer_kps = [kp for kp in load_accounts(args.prioritizer_seeds_file)]
logging.info('%d prioritizer accounts loaded', len(prioritizer_kps))
logging.info('loading spammer accounts')
spam_kps = load_accounts(args.spammer_seeds_file)
logging.info('%d spammer accounts loaded', len(spam_kps))
logging.info('fetching sequence number for spammer accounts')
spam_sequences = await get_sequences_multiple_endpoints(args.horizon, [kp.public_address for kp in spam_kps])
logging.info('generating spammer builders')
spam_builders = []
# we're not submitting using the builder - just generating the xdr,
# so each builder's horizon instance is irrelevant
stub_horizon = args.horizon[0]
for kp, seq in zip(spam_kps, spam_sequences):
b = Builder(NETWORK_NAME, stub_horizon, MIN_FEE, kp.secret_seed)
b.sequence = str(seq)
spam_builders.append(b)
logging.info('generating spam transaction xdrs')
spam_rounds = await generate_spam_tx_xdrs(prioritizer_kps, spam_builders, args.length, args.txs_per_ledger, args.avg_block_time)
logging.info('done generating spam transaction xdrs')
logging.info('writing transaction xdrs to file %s', args.out)
with open(args.out, 'w') as f:
for rnd in spam_rounds:
f.write('{}\n'.format(json.dumps(rnd)))
logging.info('done')
async def main():
# Create the environment
local_env = Environment('LOCAL', 'http://localhost:8000', PASSPHRASE,
'http://localhost:8001')
# Create a client
client = KinClient(local_env)
print('Client created')
initial_ledger_size = get_latest_ledger(client)['max_tx_set_size']
try:
# Set ledger tx size to 1
requests.get(
'http://localhost:11626/upgrades?mode=set&maxtxsize=1&upgradetime=2018-10-15T18:34:00Z'
)
# Create the root account object
root_account = client.kin_account(
derive_root_account(PASSPHRASE).secret_seed)
print('Root account object created')
minimum_fee = client.get_minimum_fee()
# Create an account with 0 base reserve
test_account = Keypair()
root_account.create_account(test_account.public_address, 0,
minimum_fee)
assert client.does_account_exists(test_account.public_address)
print('Test account created')
# Add the account to the whitelist
if not client.does_account_exists(
WHITELIST_MANAGER_KEYPAIR.public_address):
root_account.create_account(
WHITELIST_MANAGER_KEYPAIR.public_address, 10000, 100)
print('Created whitelisting account')
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=WHITELIST_MANAGER_KEYPAIR.secret_seed)
builder.get_sequence()
builder.append_manage_data_op(test_account.public_address,
test_account._hint)
builder.sign()
builder.submit()
print('Added account to whitelist')
for _ in range(5):
txs = []
first_builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=test_account.secret_seed)
first_builder.append_manage_data_op('test', 'test'.encode())
first_builder.get_sequence()
first_builder.sign()
txs.append(first_builder)
second_builder = Builder(
'LOCAL',
client.horizon,
fee=minimum_fee,
secret=WHITELIST_MANAGER_KEYPAIR.secret_seed)
second_builder.append_payment_op(test_account.public_address, '1')
second_builder.get_sequence()
second_builder.sign()
txs.append(second_builder)
initial_ledger = get_latest_ledger(client)['sequence']
print(f'Initial ledger: {initial_ledger}')
while initial_ledger == get_latest_ledger(client)['sequence']:
time.sleep(0.5)
first_populated_ledger = initial_ledger + 2
print(f'Sending on ledger: {first_populated_ledger}')
print(f'Sending txs at {time.strftime("%d/%m/%Y %H:%M:%S")}')
await send_txs(txs)
print(f'Done sending txs at {time.strftime("%d/%m/%Y %H:%M:%S")}')
first_ledger_txs = client.horizon.ledger_transactions(
first_populated_ledger)['_embedded']['records']
# First ledger should have tx from whitelist_manager
assert WHITELIST_MANAGER_KEYPAIR.public_address == first_ledger_txs[
0]['source_account']
print('Verified tx from whitelist manager got priority')
except:
raise
finally:
# Set tx size to what it was before
requests.get(
f'http://localhost:11626/upgrades?mode=set&maxtxsize={initial_ledger_size}&upgradetime=2018-10-15T18:34:00Z'
)
def main():
# Create the environment
local_env = Environment('LOCAL', 'http://localhost:8000', PASSPHRASE,
'http://localhost:8001')
# Create a client
client = KinClient(local_env)
print('Client created')
# Create the root account object
root_account = client.kin_account(
derive_root_account(PASSPHRASE).secret_seed)
print('Root account object created')
minimum_fee = client.get_minimum_fee()
# Create an account with 0 base reserve
test_account = Keypair()
root_account.create_account(test_account.public_address, 0, minimum_fee)
assert client.does_account_exists(test_account.public_address)
print('Test account created')
# Send a tx that does not require spending kin
builder = Builder('LOCAL',
client.horizon,
fee=0,
secret=test_account.secret_seed)
builder.get_sequence()
builder.append_manage_data_op('test', 'test'.encode())
builder.sign()
try:
builder.submit()
except KinErrors.HorizonError as e:
# Tx should fail since the fee is under minimum fee
assert e.extras.result_codes.transaction == KinErrors.TransactionResultCode.INSUFFICIENT_FEE
print('Sending under minimum fee - Passed')
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=test_account.secret_seed)
builder.get_sequence()
builder.append_manage_data_op('test', 'test'.encode())
builder.sign()
try:
builder.submit()
except KinErrors.HorizonError as e:
# Tx should fail since the account cant pay the fee
assert e.extras.result_codes.transaction == KinErrors.TransactionResultCode.INSUFFICIENT_BALANCE
print('Sending with no fee to pay - Passed')
# Add the account to the whitelist
if not client.does_account_exists(
WHITELIST_MANAGER_KEYPAIR.public_address):
root_account.create_account(WHITELIST_MANAGER_KEYPAIR.public_address,
10000, 100)
print('Created whitelisting account')
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=WHITELIST_MANAGER_KEYPAIR.secret_seed)
builder.get_sequence()
builder.append_manage_data_op(test_account.public_address,
test_account._hint)
builder.sign()
builder.submit()
print('Added account to whitelist')
# test_account is now a whitelister, so the fee should be ignored
builder = Builder('LOCAL',
client.horizon,
fee=0,
secret=test_account.secret_seed)
builder.get_sequence()
builder.append_manage_data_op('test2', 'test2'.encode())
builder.sign()
builder.submit()
print('Sending prioritized tx under minimum fee - Passed')
builder = Builder('LOCAL',
client.horizon,
fee=999999,
secret=test_account.secret_seed)
builder.get_sequence()
builder.append_manage_data_op('test3', 'test3'.encode())
builder.sign()
builder.submit()
print('Sending prioritized tx with fee > balance - Passed')
# Try the same if the account is not a whitelister, but the tx is whitelisted
test_account2 = Keypair()
root_account.create_account(test_account2.public_address, 0, minimum_fee)
builder = Builder('LOCAL',
client.horizon,
fee=999999,
secret=test_account2.secret_seed)
builder.get_sequence()
builder.append_manage_data_op('test', 'test'.encode())
builder.sign()
# sign with the whitelister as well to prioritize the tx
builder.sign(secret=test_account.secret_seed)
builder.submit()
print('Sending prioritized tx2 with fee > balance - Passed')
async def main():
# Create the environment
local_env = Environment('LOCAL', 'http://localhost:8000', PASSPHRASE,
'http://localhost:8001')
# Create a client
client = KinClient(local_env)
print('Client created')
initial_ledger_size = get_latest_ledger(client)['max_tx_set_size']
try:
# Set ledger tx size to 3
requests.get(
'http://localhost:11626/upgrades?mode=set&maxtxsize=3&upgradetime=2018-10-15T18:34:00Z'
)
# Create the root account object
root_account = client.kin_account(
derive_root_account(PASSPHRASE).secret_seed)
print('Root account object created')
minimum_fee = client.get_minimum_fee()
# Create an account with 0 base reserve
test_account = Keypair()
root_account.create_account(test_account.public_address, 0,
minimum_fee)
assert client.does_account_exists(test_account.public_address)
print('Test account created')
accounts = [Keypair() for _ in range(5)]
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=root_account.keypair.secret_seed)
for keypair in accounts:
builder.append_create_account_op(keypair.public_address, '100')
builder.get_sequence()
builder.sign()
builder.submit()
print('Created 5 accounts')
txs = []
for index, account in enumerate(accounts, start=1):
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee * index,
secret=account.secret_seed)
builder.append_manage_data_op('test', 'test'.encode())
builder.get_sequence()
builder.sign()
txs.append(builder)
initial_ledger = get_latest_ledger(client)['sequence']
print(f'Initial ledger: {initial_ledger}')
while initial_ledger == get_latest_ledger(client)['sequence']:
time.sleep(0.5)
first_populated_ledger = initial_ledger + 2
second_populated_ledger = initial_ledger + 3
print(f'Sending on ledger: {first_populated_ledger}')
print(f'Sending txs at {time.strftime("%d/%m/%Y %H:%M:%S")}')
await send_txs(txs)
print(f'Done sending txs at {time.strftime("%d/%m/%Y %H:%M:%S")}')
first_ledger_txs = client.horizon.ledger_transactions(
first_populated_ledger)['_embedded']['records']
second_ledger_txs = client.horizon.ledger_transactions(
second_populated_ledger)['_embedded']['records']
# First ledger should have txs where fee>=300
first_txs = sum(1 for tx in first_ledger_txs if tx['fee_paid'] >= 300)
assert first_txs == 3
print('Verified first ledger')
# Second ledger should have txs where fee<=200
second_txs = sum(1 for tx in second_ledger_txs
if tx['fee_paid'] <= 200)
assert second_txs == 2
print('Verified seconds ledger')
except:
raise
finally:
# Set tx size to what it was before
requests.get(
f'http://localhost:11626/upgrades?mode=set&maxtxsize={initial_ledger_size}&upgradetime=2018-10-15T18:34:00Z'
)
import os
from datetime import datetime
from kin import Environment
STELLAR_HORIZON_URL = os.environ['STELLAR_HORIZON_URL']
STELLAR_NETWORK = os.environ['STELLAR_NETWORK']
STELLAR_ENV = Environment('CUSTOM', STELLAR_HORIZON_URL, STELLAR_NETWORK)
CHANNEL_SALT = os.environ.get('CHANNEL_SALT')
MAX_CHANNELS = int(os.environ.get('MAX_CHANNELS', '1200'))
STELLAR_BASE_SEED = os.environ['STELLAR_BASE_SEED']
REDIS = os.environ['APP_REDIS']
APP_NAME = os.environ.get('APP_NAME', 'payment-service')
STATSD_HOST = os.environ.get('STATSD_HOST', 'localhost')
STATSD_PORT = int(os.environ.get('STATSD_PORT', 8125))
DEBUG = os.environ.get('APP_DEBUG', 'true').lower() == 'true'
build = {'commit': os.environ.get('BUILD_COMMIT'),
'timestamp': os.environ.get('BUILD_TIMESTAMP'),
'start_time': datetime.utcnow().isoformat()}
async def main():
# Create the environment
local_env = Environment('LOCAL', 'http://localhost:8000', PASSPHRASE,
'http://localhost:8001')
# Create a client
client = KinClient(local_env)
print('Client created')
initial_ledger_size = get_latest_ledger(client)['max_tx_set_size']
try:
# Set ledger tx size to 3
requests.get(
'http://localhost:11626/upgrades?mode=set&maxtxsize=3&upgradetime=2018-10-15T18:34:00Z'
)
# Create the root account object
root_account = client.kin_account(
derive_root_account(PASSPHRASE).secret_seed)
print('Root account object created')
minimum_fee = client.get_minimum_fee()
# Create an account with 0 base reserve
test_account = Keypair()
root_account.create_account(test_account.public_address, 0,
minimum_fee)
assert client.does_account_exists(test_account.public_address)
print('Test account created')
# Add the account to the whitelist
if not client.does_account_exists(
WHITELIST_MANAGER_KEYPAIR.public_address):
root_account.create_account(
WHITELIST_MANAGER_KEYPAIR.public_address, 10000, 100)
print('Created whitelisting account')
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=WHITELIST_MANAGER_KEYPAIR.secret_seed)
builder.get_sequence()
builder.append_manage_data_op(test_account.public_address,
test_account._hint)
builder.sign()
builder.submit()
print('Added account to whitelist')
accounts = [Keypair() for _ in range(5)]
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=root_account.keypair.secret_seed)
for keypair in accounts:
builder.append_create_account_op(keypair.public_address, '100')
builder.get_sequence()
builder.sign()
builder.submit()
print('Created 5 accounts')
txs = []
for account in accounts:
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=account.secret_seed)
builder.append_manage_data_op('test', 'test'.encode())
builder.get_sequence()
builder.sign()
txs.append(builder)
for tx in txs[2:]:
tx.sign(test_account.secret_seed)
print('Whitelisted 3 transactions')
initial_ledger = get_latest_ledger(client)['sequence']
print(f'Initial ledger: {initial_ledger}')
while initial_ledger == get_latest_ledger(client)['sequence']:
time.sleep(0.5)
first_populated_ledger = initial_ledger + 2
second_populated_ledger = initial_ledger + 3
print(f'Sending on ledger: {first_populated_ledger}')
print(f'Sending txs at {time.strftime("%d/%m/%Y %H:%M:%S")}')
await send_txs(txs)
print(f'Done sending txs at {time.strftime("%d/%m/%Y %H:%M:%S")}')
first_ledger_txs = client.horizon.ledger_transactions(
first_populated_ledger)['_embedded']['records']
second_ledger_txs = client.horizon.ledger_transactions(
second_populated_ledger)['_embedded']['records']
# First ledger should have 2 whitelisted txs, and 1 non-whitelisted
whitelisted_amount = sum(1 for tx in first_ledger_txs
if len(tx['signatures']) == 2)
assert whitelisted_amount == 2
regular_amount = sum(1 for tx in first_ledger_txs
if len(tx['signatures']) == 1)
assert regular_amount == 1
# # Second ledger should have 1 whitelisted tx, and 1 non-whitelisted
whitelisted_amount = sum(1 for tx in second_ledger_txs
if len(tx['signatures']) == 2)
assert whitelisted_amount == 1
regular_amount = sum(1 for tx in second_ledger_txs
if len(tx['signatures']) == 1)
assert regular_amount == 1
except:
raise
finally:
# Set tx size to what it was before
requests.get(
f'http://localhost:11626/upgrades?mode=set&maxtxsize={initial_ledger_size}&upgradetime=2018-10-15T18:34:00Z'
)
async def main():
# Create the environment
local_env = Environment('LOCAL', 'http://localhost:8000', PASSPHRASE,
'http://localhost:8001')
# Create a client
client = KinClient(local_env)
print('Client created')
initial_ledger_size = get_latest_ledger(client)['max_tx_set_size']
try:
# Set ledger tx size to 1
requests.get(
'http://localhost:11626/upgrades?mode=set&maxtxsize=1&upgradetime=2018-10-15T18:34:00Z'
)
# Create the root account object
root_account = client.kin_account(
derive_root_account(PASSPHRASE).secret_seed)
print('Root account object created')
minimum_fee = client.get_minimum_fee()
# Create an account with 0 base reserve
test_account = Keypair()
root_account.create_account(test_account.public_address, 0,
minimum_fee)
assert client.does_account_exists(test_account.public_address)
print('Test account created')
# Add the account to the whitelist
if not client.does_account_exists(
WHITELIST_MANAGER_KEYPAIR.public_address):
root_account.create_account(
WHITELIST_MANAGER_KEYPAIR.public_address, 10000, 100)
print('Created whitelisting account')
initial_ledger = get_latest_ledger(client)['sequence']
print(f'Adding account to whitelist on ledger: {initial_ledger + 2}')
builder = Builder('LOCAL',
client.horizon,
fee=minimum_fee,
secret=WHITELIST_MANAGER_KEYPAIR.secret_seed)
builder.get_sequence()
builder.append_manage_data_op(test_account.public_address,
test_account._hint)
builder.sign()
builder.submit()
print('Added account to whitelist')
while initial_ledger + 1 == get_latest_ledger(client)['sequence']:
time.sleep(0.5)
print(
f'Submitting tx from test account on ledger: {initial_ledger + 3}')
builder = Builder('LOCAL',
client.horizon,
fee=0,
secret=test_account.secret_seed)
builder.append_manage_data_op('test', 'test'.encode())
builder.get_sequence()
builder.sign()
builder.submit()
while initial_ledger + 2 == get_latest_ledger(client)['sequence']:
time.sleep(0.5)
populated_ledger_txs = client.horizon.ledger_transactions(
initial_ledger + 3)['_embedded']['records']
assert len(populated_ledger_txs) == 1
assert populated_ledger_txs[0]['fee_paid'] == 0
except:
raise
finally:
# Set tx size to what it was before
requests.get(
f'http://localhost:11626/upgrades?mode=set&maxtxsize={initial_ledger_size}&upgradetime=2018-10-15T18:34:00Z'
)