def issue(config: BoardCommmadConfiguration, symbol, name, amount,
transfer_restriction):
"""Issue out a new security token."""
logger = config.logger
assert is_ethereum_network(config.network) # Nothing else implemented yet
from sto.ethereum.issuance import deploy_token_contracts
from sto.ethereum.txservice import EthereumStoredTXService
dbsession = config.dbsession
txs = deploy_token_contracts(
logger,
dbsession,
config.network,
ethereum_node_url=config.ethereum_node_url,
ethereum_abi_file=config.ethereum_abi_file,
ethereum_private_key=config.ethereum_private_key,
ethereum_gas_limit=config.ethereum_gas_limit,
ethereum_gas_price=config.ethereum_gas_price,
name=name,
symbol=symbol,
amount=amount,
transfer_restriction=transfer_restriction)
EthereumStoredTXService.print_transactions(txs)
# Write database
dbsession.commit()
logger.info("Run %ssto tx-broadcast%s to write this to blockchain",
colorama.Fore.LIGHTCYAN_EX, colorama.Fore.RESET)
def test_issuance(logger, dbsession, web3, private_key_hex):
"""Walk through issuance process from top to bottom"""
# Creating transactions
txs = deploy_token_contracts(logger, dbsession, "testing", web3,
ethereum_abi_file=None,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
name="Moo Corp",
symbol="MOO",
amount=9999,
transfer_restriction="unrestricted")
assert len(txs) == 5
# Send transactions to emphmereal test chain
txs = broadcast(logger,
dbsession,
"testing",
web3,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
)
assert len(txs) == 5
# Check they got mined
txs = update_status(logger,
dbsession,
"testing",
web3,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
)
assert len(txs) == 5
for tx in txs: # type: PreparedTransaction
assert tx.result_transaction_success
token_address = txs[0].contract_address
# Check that we can view the token status
status = contract_status(logger,
dbsession,
"testing",
web3,
ethereum_abi_file=None,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
token_contract=token_address,
)
assert status["name"] == "Moo Corp"
assert status["totalSupply"] == 9999 * 10**18
def sample_token(logger, dbsession, web3, private_key_hex, sample_csv_file):
"""Create a security token used in these tests."""
# Creating transactions
txs = deploy_token_contracts(
logger,
dbsession,
"testing",
web3,
ethereum_abi_file=None,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=9999999,
ethereum_gas_price=None,
name="Moo Corp",
symbol="MOO",
url="https://tokenmarket.net",
amount=9999,
transfer_restriction="unrestricted"
)
token_address = txs[0].contract_address
# Deploy contract transactions to emphmereal test chain
broadcast(logger,
dbsession,
"testing",
web3,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
)
# Check that we can view the token status
status = contract_status(logger,
dbsession,
"testing",
web3,
ethereum_abi_file=None,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
token_contract=token_address,
)
assert status["name"] == "Moo Corp"
assert status["totalSupply"] == 9999 * 10 ** 18
return token_address
def test_distribute(logger, dbsession, web3, private_key_hex, sample_csv_file):
"""Distribute tokens."""
# Creating transactions
txs = deploy_token_contracts(
logger, dbsession, "testing", web3,
ethereum_abi_file=None,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=99999999,
ethereum_gas_price=None,
name="Moo Corp",
symbol="MOO",
url="https://tokenmarket.net",
amount=9999,
transfer_restriction="unrestricted"
)
token_address = txs[0].contract_address
# Deploy contract transactions to emphmereal test chain
broadcast(
logger,
dbsession,
"testing",
web3,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
)
# Check that we can view the token status
status = contract_status(
logger,
dbsession,
"testing",
web3,
ethereum_abi_file=None,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
token_contract=token_address,
)
assert status["name"] == "Moo Corp"
assert status["totalSupply"] == 9999 * 10 ** 18
entries = read_csv(logger, sample_csv_file)
new_distributes, old_distributes = distribute_tokens(
logger,
dbsession,
"testing",
web3,
ethereum_abi_file=None,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
token_address=token_address,
dists=entries
)
assert new_distributes == 2
assert old_distributes == 0
# Check they got mined
# Send transactions to emphmereal test chain
txs = broadcast(
logger,
dbsession,
"testing",
web3,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
)
# Check they got mined
txs = update_status(
logger,
dbsession,
"testing",
web3,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
)
assert len(txs) == 6
for tx in txs: # type: PreparedTransaction
assert tx.result_transaction_success
# Check that rerun does not recreate txs
new_distributes, old_distributes = distribute_tokens(
logger,
dbsession,
"testing",
web3,
ethereum_abi_file=None,
ethereum_private_key=private_key_hex,
ethereum_gas_limit=None,
ethereum_gas_price=None,
token_address=token_address,
dists=entries
)
assert new_distributes == 0
assert old_distributes == 2