def RunEnclaveService(config, enclave):
httpport = config['EnclaveService']['HttpPort']
logger.info('service started on port %s', httpport)
root = ContractEnclaveServer(config, enclave)
site = server.Site(root)
threadpool = reactor.getThreadPool()
threadpool.start()
threadpool.adjustPoolsize(
8, 100) # Min & Max number of request to service at a time
logger.info('# of workers: %d', threadpool.workers)
reactor.listenTCP(httpport, site)
@defer.inlineCallbacks
def shutdown_twisted():
logger.info("Stopping Twisted")
yield reactor.callFromThread(reactor.stop)
reactor.addSystemEventTrigger('before', 'shutdown', shutdown_twisted)
try:
reactor.run()
except ReactorNotRunning:
logger.warn('shutdown')
except:
logger.warn('shutdown')
pdo_enclave_helper.shutdown()
sys.exit(0)
def ErrorShutdown():
"""
Perform a clean shutdown after an error
"""
try:
enclave_helper.shutdown()
except Exception as e:
logger.exception('shutdown failed')
sys.exit(-1)
def LocalMain(config):
# create the enclave
ledger_config = config.get('Sawtooth')
# keys of the contract creator
contract_creator_keys = keys.ServiceKeys.create_service_keys()
# --------------------------------------------------
logger.info('create and register the enclave')
# --------------------------------------------------
enclave = CreateAndRegisterEnclave(config)
# --------------------------------------------------
logger.info('create the contract and register it')
# --------------------------------------------------
contract = CreateAndRegisterContract(config, enclave,
contract_creator_keys)
# --------------------------------------------------
logger.info('invoke a few methods on the contract, load from file')
# --------------------------------------------------
data_dir = config['Contract']['DataDirectory']
try:
if use_ledger:
logger.info('reload the contract from local file')
contract_save_file = config['Contract']['SaveFile']
contract = contract_helper.Contract.read_from_file(
ledger_config, contract_save_file, data_dir=data_dir)
except Exception as e:
logger.error('failed to load the contract from a file; %s', str(e))
ErrorShutdown()
try:
UpdateTheContract(config, enclave, contract, contract_creator_keys)
except Exception as e:
logger.error('contract execution failed; %s', str(e))
ErrorShutdown()
enclave_helper.shutdown()
sys.exit(0)
try:
bad_contract_id = crypto.byte_array_to_hex(crypto.random_bit_string(256))[:32]
secret_list = secret_helper.create_secret_list(3, enclave_keys, contract_id, contract_creator_id)
secretinfo = enclave_client.verify_secrets(bad_contract_id, contract_creator_id, secret_list)
logger.error('failed to catch invalid secret list')
ErrorShutdown()
except :
pass
# -----------------------------------------------------------------
logger.info('test with invalid creator id')
logger.info('expected error: failed to verify the secret signature')
# -----------------------------------------------------------------
try:
bad_contract_creator_keys = keys.ServiceKeys.create_service_keys()
bad_contract_creator_id = bad_contract_creator_keys.identity
bad_contract_id = crypto.byte_array_to_hex(crypto.random_bit_string(256))[:32]
secret_list = secret_helper.create_secret_list(3, enclave_keys, contract_id, contract_creator_id)
secretinfo = enclave_client.verify_secrets(contract_id, bad_contract_creator_id, secret_list)
logger.error('failed to catch invalid secret list')
ErrorShutdown()
except :
pass
# this is necessary for a clean shutdown
enclave_helper.shutdown()
sys.exit(0)
