def setup_apps(amount, assets, num_transfers, num_nodes, channels_per_node):
assert len(assets) <= num_nodes
deposit = amount * num_transfers
private_keys = [
sha3('mediated_transfer:{}'.format(position))
for position in range(num_nodes)
]
BlockChainServiceMock.reset()
blockchain_services = list()
for privkey in private_keys:
blockchain = BlockChainServiceMock(
privkey,
MOCK_REGISTRY_ADDRESS,
)
blockchain_services.append(blockchain)
registry = blockchain_services[0].registry(MOCK_REGISTRY_ADDRESS)
for asset in assets:
registry.add_asset(asset)
verbosity = 3
apps = create_network(
blockchain_services,
assets,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
UDPTransport,
verbosity,
)
return apps
def raiden_network(request, private_keys, assets_addresses, channels_per_node,
deposit, settle_timeout, poll_timeout, registry_address, blockchain_service,
transport_class):
blockchain_service_class = BlockChainServiceMock
registry = blockchain_service.registry(registry_address)
for asset in assets_addresses:
registry.add_asset(asset)
raiden_apps = create_network(
private_keys,
assets_addresses,
registry_address,
channels_per_node,
deposit,
settle_timeout,
poll_timeout,
transport_class,
blockchain_service_class,
)
_raiden_cleanup(request, raiden_apps)
return raiden_apps
def raiden_network(request, private_keys, assets_addresses, channels_per_node,
deposit, settle_timeout, poll_timeout, registry_address,
blockchain_service, transport_class):
blockchain_service_class = BlockChainServiceMock
registry = blockchain_service.registry(registry_address)
for asset in assets_addresses:
registry.add_asset(asset)
raiden_apps = create_network(
private_keys,
assets_addresses,
registry_address,
channels_per_node,
deposit,
settle_timeout,
poll_timeout,
transport_class,
blockchain_service_class,
)
_raiden_cleanup(request, raiden_apps)
return raiden_apps
def transfer_speed(num_transfers=100, max_locked=100): # pylint: disable=too-many-locals
channels_per_node = 1
num_nodes = 2
num_tokens = 1
private_keys = [
sha3('speed:{}'.format(position)) for position in range(num_nodes)
]
tokens = [
sha3('token:{}'.format(number))[:20] for number in range(num_tokens)
]
amounts = [a % 100 + 1 for a in range(1, num_transfers + 1)]
deposit = sum(amounts)
secrets = [str(i) for i in range(num_transfers)]
BlockChainServiceMock._instance = True
blockchain_service = BlockChainServiceMock(None, MOCK_REGISTRY_ADDRESS)
BlockChainServiceMock._instance = blockchain_service # pylint: disable=redefined-variable-type
registry = blockchain_service.registry(MOCK_REGISTRY_ADDRESS)
for token in tokens:
registry.add_token(token)
apps = create_network(private_keys, tokens, MOCK_REGISTRY_ADDRESS,
channels_per_node, deposit, DEFAULT_SETTLE_TIMEOUT,
DEFAULT_POLL_TIMEOUT, UDPTransport,
BlockChainServiceMock)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.channelgraphs[tokens[0]].address_channel.values()[0]
channel1 = app1.raiden.channelgraphs[tokens[0]].address_channel.values()[0]
expiration = app0.raiden.chain.block_number() + DEFAULT_REVEAL_TIMEOUT + 3
start = time.time()
for i, amount in enumerate(amounts):
hashlock = sha3(secrets[i])
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
identifier=1, # TODO: fill in identifier
expiration=expiration,
hashlock=hashlock,
)
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
if i > max_locked:
idx = i - max_locked
secret = secrets[idx]
channel0.register_secret(secret)
channel1.register_secret(secret)
elapsed = time.time() - start
print('%d transfers per second' % (num_transfers / elapsed))
def setup_apps(amount, assets, num_transfers, num_nodes, channels_per_node):
assert len(assets) <= num_nodes
deposit = amount * num_transfers
private_keys = [
sha3('mediated_transfer:{}'.format(position))
for position in range(num_nodes)
]
BlockChainServiceMock.reset()
blockchain_services = list()
for privkey in private_keys:
blockchain = BlockChainServiceMock(
privkey,
MOCK_REGISTRY_ADDRESS,
)
blockchain_services.append(blockchain)
registry = blockchain_services[0].registry(MOCK_REGISTRY_ADDRESS)
for asset in assets:
registry.add_asset(asset)
verbosity = 3
apps = create_network(
blockchain_services,
assets,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
UDPTransport,
verbosity,
)
return apps
def test_webui(): # pylint: disable=too-many-locals
num_assets = 3
num_nodes = 10
assets_addresses = [
sha3('webui:asset:{}'.format(number))[:20]
for number in range(num_assets)
]
private_keys = [
sha3('webui:{}'.format(position))
for position in range(num_nodes)
]
BlockChainServiceMock._instance = True
blockchain_service= BlockChainServiceMock(None, MOCK_REGISTRY_ADDRESS)
# overwrite the instance
BlockChainServiceMock._instance = blockchain_service # pylint: disable=redefined-variable-type
registry = blockchain_service.registry(MOCK_REGISTRY_ADDRESS)
for asset in assets_addresses:
registry.add_asset(asset)
channels_per_node = 2
deposit = 100
app_list = create_network(
private_keys,
assets_addresses,
MOCK_REGISTRY_ADDRESS,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
UDPTransport,
BlockChainServiceMock
)
app0 = app_list[0]
addresses = [
app.raiden.address.encode('hex')
for app in app_list
if app != app_list[0]
]
print '\nCreated nodes: \n',
for node in addresses:
print node
setup_messages_cb()
app0_assets = getattr(app0.raiden.api, 'assets')
print '\nAvailable assets:'
for asset in app0_assets:
print asset.encode('hex')
print '\n'
wamp = WAMPRouter(app0.raiden, 8080, ['channel', 'test'])
wamp.run()
def test_mediated_transfer():
app_list = create_network(num_nodes=10, num_assets=1, channels_per_node=2)
app0 = app_list[0]
setup_messages_cb()
am0 = app0.raiden.assetmanagers.values()[0]
# search for a path of length=2 A > B > C
num_hops = 2
source = app0.raiden.address
path_list = am0.channelgraph.get_paths_of_length(source, num_hops)
assert len(path_list)
for path in path_list:
assert len(path) == num_hops + 1
assert path[0] == source
path = path_list[0]
target = path[-1]
assert path in am0.channelgraph.get_shortest_paths(source, target)
assert min(len(p) for p in am0.channelgraph.get_shortest_paths(source, target)) == num_hops + 1
ams_by_address = dict(
(app.raiden.address, app.raiden.assetmanagers)
for app in app_list
)
# addresses
hop1, hop2, hop3 = path
# asset
asset_address = am0.asset_address
# channels
c_ab = ams_by_address[hop1][asset_address].channels[hop2]
c_ba = ams_by_address[hop2][asset_address].channels[hop1]
c_bc = ams_by_address[hop2][asset_address].channels[hop3]
c_cb = ams_by_address[hop3][asset_address].channels[hop2]
# initial channel balances
b_ab = c_ab.our_state.balance
b_ba = c_ba.our_state.balance
b_bc = c_bc.our_state.balance
b_cb = c_cb.our_state.balance
amount = 10
app0.raiden.api.transfer(asset_address, amount, target)
gevent.sleep(1.)
# check
assert b_ab - amount == c_ab.our_state.balance
assert b_ba + amount == c_ba.our_state.balance
assert b_bc - amount == c_bc.our_state.balance
assert b_cb + amount == c_cb.our_state.balance
def transfer_speed(num_transfers=100, max_locked=100): # pylint: disable=too-many-locals
channels_per_node = 1
deposit = 100
num_nodes = 2
num_assets = 1
private_keys = [
sha3('speed:{}'.format(position))
for position in range(num_nodes)
]
assets = [
sha3('asset:{}'.format(number))[:20]
for number in range(num_assets)
]
apps = create_network(
private_keys,
assets,
MOCK_REGISTRY_ADDRESS,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
UDPTransport,
BlockChainServiceMock
)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
amounts = [a % 100 + 1 for a in range(1, num_transfers + 1)]
secrets = [str(i) for i in range(num_transfers)]
expiration = app0.raiden.chain.block_number + 100
start = time.time()
for i, amount in enumerate(amounts):
hashlock = sha3(secrets[i])
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
expiration=expiration,
hashlock=hashlock,
)
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
if i > max_locked:
idx = i - max_locked
secret = secrets[idx]
channel0.claim_locked(secret)
channel1.claim_locked(secret)
elapsed = time.time() - start
print('%d transfers per second' % (num_transfers / elapsed))
def test_ping_dropped_message():
apps = create_network(
num_nodes=2,
num_assets=0,
channels_per_node=0,
transport_class=UnreliableTransport,
)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
# mock transport with packet loss, every 3nd is lost, starting with first message
UnreliableTransport.droprate = 3
RaidenProtocol.try_interval = 0.1 # for fast tests
RaidenProtocol.repeat_messages = True
messages = setup_messages_cb()
UnreliableTransport.network.counter = 0
ping = Ping(nonce=0)
app0.raiden.sign(ping)
app0.raiden.protocol.send(app1.raiden.address, ping)
gevent.sleep(1)
assert len(messages) == 3 # Ping(dropped), Ping, Ack
for i in [0, 1]:
assert decode(messages[i]) == ping
for i in [2]:
decoded = decode(messages[i])
assert isinstance(decoded, Ack)
assert decoded.echo == ping.hash
# try failing Ack
messages = setup_messages_cb()
assert not messages
UnreliableTransport.network.counter = 2 # first message sent, 2nd dropped
ping = Ping(nonce=0)
app0.raiden.sign(ping)
app0.raiden.protocol.send(app1.raiden.address, ping)
gevent.sleep(1)
for message in messages:
print decode(message)
assert len(messages) == 4 # Ping, Ack(dropped), Ping, Ack
for i in [0, 2]:
assert decode(messages[i]) == ping
for i in [1, 3]:
decoded = decode(messages[i])
assert isinstance(decoded, Ack)
assert decoded.echo == ping.hash
RaidenProtocol.repeat_messages = False
def test_ping():
apps = create_network(num_nodes=2, num_assets=0, channels_per_node=0)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
messages = setup_messages_cb()
ping = Ping(nonce=0)
app0.raiden.sign(ping)
app0.raiden.protocol.send(app1.raiden.address, ping)
gevent.sleep(0.1)
assert len(messages) == 2 # Ping, Ack
assert decode(messages[0]) == ping
decoded = decode(messages[1])
assert isinstance(decoded, Ack)
assert decoded.echo == ping.hash
def test_create_network():
apps = create_network(num_nodes=10, num_assets=2, channels_per_node=4)
assert len(apps) == 10
# All apps must reference the same chain
for app in apps:
assert app.raiden.chain == apps[0].raiden.chain
# All apps must have 2 asset managers (one per each asset)
for app in apps:
assert len(set(app.raiden.assetmanagers.keys())) == 2
# All apps must have uniq private keys
assert len(set([app.raiden.privkey for app in apps])) == 10
def setup_apps(amount, tokens, num_transfers, num_nodes, channels_per_node):
assert len(tokens) <= num_nodes
deposit = amount * num_transfers
private_keys = [
sha3('mediated_transfer:{}'.format(position))
for position in range(num_nodes)
]
blockchain_services = list()
tester = tester_state(
private_keys[0],
private_keys,
tester_blockgas_limit(),
)
nettingchannel_library_address = tester_nettingchannel_library_address(
tester_state, )
channelmanager_library_address = tester_channelmanager_library_address(
tester_state,
nettingchannel_library_address,
)
registry_address = tester_registry_address(
tester_state,
channelmanager_library_address,
)
for privkey in private_keys:
blockchain = BlockChainServiceTesterMock(
privkey,
tester,
registry_address,
)
blockchain_services.append(blockchain)
registry = blockchain_services[0].registry(registry_address)
for token in tokens:
registry.add_token(token)
verbosity = 3
apps = create_network(
blockchain_services,
tokens,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
UDPTransport,
verbosity,
)
return apps
def test_webui(): # pylint: disable=too-many-locals
num_assets = 3
num_nodes = 10
assets_addresses = [
sha3('webui:asset:{}'.format(number))[:20]
for number in range(num_assets)
]
private_keys = [
sha3('webui:{}'.format(position)) for position in range(num_nodes)
]
BlockChainServiceMock._instance = True
blockchain_service = BlockChainServiceMock(None, MOCK_REGISTRY_ADDRESS)
# overwrite the instance
BlockChainServiceMock._instance = blockchain_service # pylint: disable=redefined-variable-type
registry = blockchain_service.registry(MOCK_REGISTRY_ADDRESS)
for asset in assets_addresses:
registry.add_asset(asset)
channels_per_node = 2
deposit = 100
app_list = create_network(private_keys, assets_addresses,
MOCK_REGISTRY_ADDRESS, channels_per_node,
deposit, DEFAULT_SETTLE_TIMEOUT, UDPTransport,
BlockChainServiceMock)
app0 = app_list[0]
addresses = [
app.raiden.address.encode('hex') for app in app_list
if app != app_list[0]
]
print '\nCreated nodes: \n',
for node in addresses:
print node
setup_messages_cb()
app0_assets = getattr(app0.raiden.api, 'assets')
print '\nAvailable assets:'
for asset in app0_assets:
print asset.encode('hex')
print '\n'
wamp = WAMPRouter(app0.raiden, 8080, ['channel', 'test'])
wamp.run()
def test_locked_transfer():
""" Simple locked transfer test. """
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
balance0 = channel0.balance
balance1 = channel1.balance
amount = 10
expiration = app0.raiden.chain.block_number + 15 # reveal_timeout <= expiration < contract.lock_time
secret = 'secret'
hashlock = sha3(secret)
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
expiration=expiration,
hashlock=hashlock,
)
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
# don't update balances but update the locked/distributable/outstanding
# values
assert_synched_channels(
channel0,
balance0,
[locked_transfer.lock],
channel1,
balance1,
[],
)
channel0.claim_locked(secret)
channel1.claim_locked(secret)
# upon revelation of the secret both balances are updated
assert_synched_channels(
channel0,
balance0 - amount,
[],
channel1,
balance1 + amount,
[],
)
def test_setup():
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.chain.nettingaddresses_by_asset_participant(
app0.raiden.chain.asset_addresses[0],
app0.raiden.address,
)
channel1 = app0.raiden.chain.nettingaddresses_by_asset_participant(
app0.raiden.chain.asset_addresses[0],
app1.raiden.address,
)
assert channel0 and channel1
assert app0.raiden.assetmanagers.keys() == app1.raiden.assetmanagers.keys()
assert len(app0.raiden.assetmanagers) == 1
def test_setup():
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.chain.nettingaddresses_by_asset_participant(
app0.raiden.chain.asset_addresses[0],
app0.raiden.address,
)
channel1 = app0.raiden.chain.nettingaddresses_by_asset_participant(
app0.raiden.chain.asset_addresses[0],
app1.raiden.address,
)
assert channel0 and channel1
assert app0.raiden.assetmanagers.keys() == app1.raiden.assetmanagers.keys()
assert len(app0.raiden.assetmanagers) == 1
def test_webui():
app_list = create_network(num_nodes=10, num_assets=3, channels_per_node=2)
app0 = app_list[0]
addresses = [app.raiden.address.encode('hex') for app in app_list if app != app_list[0]]
print '\nCreated nodes: \n',
for node in addresses:
print node
setup_messages_cb()
am0 = app0.raiden.assetmanagers.values()[0]
# search for a path of length=2 A > B > C
num_hops = 2
source = app0.raiden.address
path_list = am0.channelgraph.get_paths_of_length(source, num_hops)
assert len(path_list)
for path in path_list:
assert len(path) == num_hops + 1
assert path[0] == source
path = path_list[0]
target = path[-1]
assert path in am0.channelgraph.get_shortest_paths(source, target)
assert min(len(p) for p in am0.channelgraph.get_shortest_paths(source, target)) == num_hops + 1
ams_by_address = dict(
(app.raiden.address, app.raiden.assetmanagers)
for app in app_list
)
# addresses
hop1, hop2, hop3 = path
# asset
asset_address = am0.asset_address
app0_assets = getattr(app0.raiden.api, 'assets')
print '\nAvailable assets:'
for asset in app0_assets:
print asset.encode('hex')
print '\n'
handler = UIHandler(app0.raiden)
ui = WebUI(handler)
ui.run()
def transfer_speed(num_transfers=100, max_locked=100): # pylint: disable=too-many-locals
channels_per_node = 1
deposit = 100
num_nodes = 2
num_assets = 1
private_keys = [
sha3('speed:{}'.format(position)) for position in range(num_nodes)
]
assets = [
sha3('asset:{}'.format(number))[:20] for number in range(num_assets)
]
apps = create_network(private_keys, assets, MOCK_REGISTRY_ADDRESS,
channels_per_node, deposit, DEFAULT_SETTLE_TIMEOUT,
UDPTransport, BlockChainServiceMock)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
amounts = [a % 100 + 1 for a in range(1, num_transfers + 1)]
secrets = [str(i) for i in range(num_transfers)]
expiration = app0.raiden.chain.block_number + 100
start = time.time()
for i, amount in enumerate(amounts):
hashlock = sha3(secrets[i])
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
expiration=expiration,
hashlock=hashlock,
)
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
if i > max_locked:
idx = i - max_locked
secret = secrets[idx]
channel0.claim_locked(secret)
channel1.claim_locked(secret)
elapsed = time.time() - start
print('%d transfers per second' % (num_transfers / elapsed))
def raiden_network(request, assets_addresses, channels_per_node, deposit,
settle_timeout, blockchain_services, transport_class):
verbosity = request.config.option.verbose
raiden_apps = create_network(
blockchain_services,
assets_addresses,
channels_per_node,
deposit,
settle_timeout,
transport_class,
verbosity,
)
_raiden_cleanup(request, raiden_apps)
return raiden_apps
def test_locked_transfer():
""" Simple locked transfer test. """
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
balance0 = channel0.balance
balance1 = channel1.balance
amount = 10
expiration = app0.raiden.chain.block_number + 15 # min_locktime <= expiration < contract.lock_time
secret = 'secret'
hashlock = sha3(secret)
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
expiration=expiration,
hashlock=hashlock,
)
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
# don't update balances but update the locked/distributable/outstanding
# values
assert_synched_channels(
channel0, balance0, [locked_transfer.lock],
channel1, balance1, [],
)
channel0.claim_locked(secret)
channel1.claim_locked(secret)
# upon revelation of the secret both balances are updated
assert_synched_channels(
channel0, balance0 - amount, [],
channel1, balance1 + amount, [],
)
def test_transfer():
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
messages = setup_messages_cb()
mlogger = MessageLogger()
a0_address = pex(app0.raiden.address)
a1_address = pex(app1.raiden.address)
asset_manager0 = app0.raiden.assetmanagers.values()[0]
asset_manager1 = app1.raiden.assetmanagers.values()[0]
channel0 = asset_manager0.channels[app1.raiden.address]
channel1 = asset_manager1.channels[app0.raiden.address]
balance0 = channel0.our_state.balance
balance1 = channel1.our_state.balance
assert asset_manager0.asset_address == asset_manager1.asset_address
assert app1.raiden.address in asset_manager0.channels
amount = 10
app0.raiden.api.transfer(
asset_manager0.asset_address,
amount,
target=app1.raiden.address,
)
gevent.sleep(1)
assert_synched_channels(
channel0, balance0 - amount, [],
channel1, balance1 + amount, []
)
assert len(messages) == 2 # DirectTransfer, Ack
directtransfer_message = decode(messages[0])
assert isinstance(directtransfer_message, DirectTransfer)
assert directtransfer_message.balance == balance1 + amount
ack_message = decode(messages[1])
assert isinstance(ack_message, Ack)
assert ack_message.echo == directtransfer_message.hash
a0_messages = mlogger.get_node_messages(a0_address)
assert len(a0_messages) == 2
assert isinstance(a0_messages[0], DirectTransfer)
assert isinstance(a0_messages[1], Ack)
a0_sent_messages = mlogger.get_node_messages(a0_address, only='sent')
assert len(a0_sent_messages) == 1
assert isinstance(a0_sent_messages[0], DirectTransfer)
a0_recv_messages = mlogger.get_node_messages(a0_address, only='recv')
assert len(a0_recv_messages) == 1
assert isinstance(a0_recv_messages[0], Ack)
a1_messages = mlogger.get_node_messages(a1_address)
assert len(a1_messages) == 2
assert isinstance(a1_messages[0], Ack)
assert isinstance(a1_messages[1], DirectTransfer)
a1_sent_messages = mlogger.get_node_messages(a1_address, only='sent')
assert len(a1_sent_messages) == 1
assert isinstance(a1_sent_messages[0], Ack)
a1_recv_messages = mlogger.get_node_messages(a1_address, only='recv')
assert len(a1_recv_messages) == 1
assert isinstance(a1_recv_messages[0], DirectTransfer)
def test_transfer():
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
initial_balance0 = channel0.initial_balance
initial_balance1 = channel1.initial_balance
# check agreement on addresses
address0 = channel0.our_state.address
address1 = channel1.our_state.address
assert channel0.asset_address == channel1.asset_address
assert app0.raiden.assetmanagers.keys()[0] == app1.raiden.assetmanagers.keys()[0]
assert app0.raiden.assetmanagers.values()[0].channels.keys()[0] == app1.raiden.address
assert app1.raiden.assetmanagers.values()[0].channels.keys()[0] == app0.raiden.address
# check balances of channel and contract are equal
details0 = app0.raiden.chain.netting_contract_detail(
channel0.asset_address,
channel0.nettingcontract_address,
address0,
)
details1 = app0.raiden.chain.netting_contract_detail(
channel1.asset_address,
channel1.nettingcontract_address,
address1,
)
assert initial_balance0 == details0['our_balance']
assert initial_balance1 == details1['our_balance']
assert_synched_channels(
channel0, initial_balance0, [],
channel1, initial_balance1, [],
)
amount = 10
direct_transfer = channel0.create_directtransfer(amount=amount)
app0.raiden.sign(direct_transfer)
channel0.register_transfer(direct_transfer)
channel1.register_transfer(direct_transfer)
# check the contract is intact
assert details0 == app0.raiden.chain.netting_contract_detail(
channel0.asset_address,
channel0.nettingcontract_address,
address0,
)
assert details1 == app0.raiden.chain.netting_contract_detail(
channel1.asset_address,
channel1.nettingcontract_address,
address1,
)
assert channel0.initial_balance == initial_balance0
assert channel1.initial_balance == initial_balance1
assert_synched_channels(
channel0, initial_balance0 - amount, [],
channel1, initial_balance1 + amount, [],
)
def test_register_invalid_transfer():
""" Regression test for registration of invalid transfer.
Bhe bug occurred if a transfer with an invalid allowance but a valid secret
was registered, when the local end registered the transfer it would
"unlock" the partners asset, but the transfer wouldn't be sent because the
allowance check failed, leaving the channel in an inconsistent state.
"""
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
balance0 = channel0.our_state.balance
balance1 = channel1.our_state.balance
amount = 10
expiration = app0.raiden.chain.block_number + 15
secret = 'secret'
hashlock = sha3(secret)
transfer1 = channel0.create_lockedtransfer(
amount=amount,
expiration=expiration,
hashlock=hashlock,
)
# register a locked transfer
app0.raiden.sign(transfer1)
channel0.register_transfer(transfer1)
channel1.register_transfer(transfer1)
# assert the locked transfer is registered
assert_synched_channels(
channel0, balance0, [transfer1.lock],
channel1, balance1, [],
)
# handcrafted transfer because channel.create_transfer won't create it
transfer2 = DirectTransfer(
nonce=channel0.our_state.nonce,
asset=channel0.asset_address,
balance=channel0.partner_state.balance + balance0 + amount,
recipient=channel0.partner_state.address,
locksroot=channel0.partner_state.locked.root,
secret=secret,
)
app0.raiden.sign(transfer2)
# this need to fail because the allowance is incorrect
with pytest.raises(Exception):
channel0.register_transfer(transfer2)
with pytest.raises(Exception):
channel1.register_transfer(transfer2)
# the registration of a bad transfer need fail equaly on both channels
assert_synched_channels(
channel0, balance0, [transfer1.lock],
channel1, balance1, []
)
def test_interwoven_transfers(num=100): # pylint: disable=too-many-locals
""" Can keep doing transaction even if not all secrets have been released. """
def log_state():
unclaimed = [
transfer.lock.amount
for pos, transfer in enumerate(transfers_list)
if not transfers_claimed[pos]
]
claimed = [
transfer.lock.amount
for pos, transfer in enumerate(transfers_list)
if transfers_claimed[pos]
]
log.info(
'interwoven',
claimed_amount=claimed_amount,
distributed_amount=distributed_amount,
claimed=claimed,
unclaimed=unclaimed,
)
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
initial_balance0 = channel0.initial_balance
initial_balance1 = channel1.initial_balance
expiration = app0.raiden.chain.block_number + 15
unclaimed_locks = []
transfers_list = []
transfers_amount = [i for i in range(1, num + 1)] # start at 1 because we can't use amount=0
transfers_secret = [str(i) for i in range(num)]
transfers_claimed = []
claimed_amount = 0
distributed_amount = 0
for i, (amount, secret) in enumerate(zip(transfers_amount, transfers_secret)):
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
expiration=expiration,
hashlock=sha3(secret),
)
# synchronized registration
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
# update test state
distributed_amount += amount
transfers_claimed.append(False)
transfers_list.append(locked_transfer)
unclaimed_locks.append(locked_transfer.lock)
log_state()
# test the synchronization and values
assert_synched_channels(
channel0, initial_balance0 - claimed_amount, unclaimed_locks,
channel1, initial_balance1 + claimed_amount, [],
)
assert channel0.distributable == initial_balance0 - distributed_amount
# claim a transaction at every other iteration, leaving the current one
# in place
if i > 0 and i % 2 == 0:
transfer = transfers_list[i - 1]
secret = transfers_secret[i - 1]
# synchronized clamining
channel0.claim_locked(secret)
channel1.claim_locked(secret)
# update test state
claimed_amount += transfer.lock.amount
transfers_claimed[i - 1] = True
unclaimed_locks = [
unclaimed_transfer.lock
for pos, unclaimed_transfer in enumerate(transfers_list)
if not transfers_claimed[pos]
]
log_state()
# test the state of the channels after the claim
assert_synched_channels(
channel0, initial_balance0 - claimed_amount, unclaimed_locks,
channel1, initial_balance1 + claimed_amount, [],
)
assert channel0.distributable == initial_balance0 - distributed_amount
def profile_transfer(num_nodes=10, channels_per_node=2):
num_assets = 1
deposit = 10000
assets = [
sha3('asset:{}'.format(number))[:20] for number in range(num_assets)
]
private_keys = [
sha3('speed:{}'.format(position)) for position in range(num_nodes)
]
BlockChainServiceMock.reset()
blockchain_services = list()
for privkey in private_keys:
blockchain = BlockChainServiceMock(
privkey,
MOCK_REGISTRY_ADDRESS,
)
blockchain_services.append(blockchain)
registry = blockchain_services[0].registry(MOCK_REGISTRY_ADDRESS)
for asset in assets:
registry.add_asset(asset)
verbosity = 3
apps = create_network(
blockchain_services,
assets,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
UDPTransport,
verbosity,
)
main_app = apps[0]
main_api = main_app.raiden.api
# channels
main_assetmanager = main_app.raiden.get_manager_by_asset_address(assets[0])
# search for a path of length=2 A > B > C
num_hops = 2
source = main_app.raiden.address
paths = main_assetmanager.channelgraph.get_paths_of_length(
source, num_hops)
# sanity check
assert len(paths)
path = paths[0]
target = path[-1]
# addresses
a, b, c = path
asset_address = main_assetmanager.asset_address
amount = 10
# measure the hot path
with profiling.profile():
result = main_api.transfer_async(
asset_address,
amount,
target,
1 # TODO: fill in identifier
)
result.wait()
profiling.print_all_threads()
def test_interwoven_transfers(num=100): # pylint: disable=too-many-locals
""" Can keep doing transaction even if not all secrets have been released. """
def log_state():
unclaimed = [
transfer.lock.amount for pos, transfer in enumerate(transfers_list)
if not transfers_claimed[pos]
]
claimed = [
transfer.lock.amount for pos, transfer in enumerate(transfers_list)
if transfers_claimed[pos]
]
log.info(
'interwoven',
claimed_amount=claimed_amount,
distributed_amount=distributed_amount,
claimed=claimed,
unclaimed=unclaimed,
)
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
initial_balance0 = channel0.initial_balance
initial_balance1 = channel1.initial_balance
expiration = app0.raiden.chain.block_number + 15
unclaimed_locks = []
transfers_list = []
transfers_amount = [i for i in range(1, num + 1)
] # start at 1 because we can't use amount=0
transfers_secret = [str(i) for i in range(num)]
transfers_claimed = []
claimed_amount = 0
distributed_amount = 0
for i, (amount,
secret) in enumerate(zip(transfers_amount, transfers_secret)):
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
expiration=expiration,
hashlock=sha3(secret),
)
# synchronized registration
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
# update test state
distributed_amount += amount
transfers_claimed.append(False)
transfers_list.append(locked_transfer)
unclaimed_locks.append(locked_transfer.lock)
log_state()
# test the synchronization and values
assert_synched_channels(
channel0,
initial_balance0 - claimed_amount,
unclaimed_locks,
channel1,
initial_balance1 + claimed_amount,
[],
)
assert channel0.distributable == initial_balance0 - distributed_amount
# claim a transaction at every other iteration, leaving the current one
# in place
if i > 0 and i % 2 == 0:
transfer = transfers_list[i - 1]
secret = transfers_secret[i - 1]
# synchronized clamining
channel0.claim_locked(secret)
channel1.claim_locked(secret)
# update test state
claimed_amount += transfer.lock.amount
transfers_claimed[i - 1] = True
unclaimed_locks = [
unclaimed_transfer.lock
for pos, unclaimed_transfer in enumerate(transfers_list)
if not transfers_claimed[pos]
]
log_state()
# test the state of the channels after the claim
assert_synched_channels(
channel0,
initial_balance0 - claimed_amount,
unclaimed_locks,
channel1,
initial_balance1 + claimed_amount,
[],
)
assert channel0.distributable == initial_balance0 - distributed_amount
def test_settlement():
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
setup_messages_cb()
asset_manager0 = app0.raiden.assetmanagers.values()[0]
asset_manager1 = app1.raiden.assetmanagers.values()[0]
chain0 = app0.raiden.chain
asset_address = asset_manager0.asset_address
channel0 = asset_manager0.channels[app1.raiden.address]
channel1 = asset_manager1.channels[app0.raiden.address]
balance0 = channel0.balance
balance1 = channel1.balance
amount = 10
expiration = 10
secret = 'secret'
hashlock = sha3(secret)
assert app1.raiden.address in asset_manager0.channels
assert asset_manager0.asset_address == asset_manager1.asset_address
assert channel0.nettingcontract_address == channel1.nettingcontract_address
transfermessage = channel0.create_lockedtransfer(amount, expiration, hashlock)
app0.raiden.sign(transfermessage)
channel0.register_transfer(transfermessage)
channel1.register_transfer(transfermessage)
assert_synched_channels(
channel0, balance0, [transfermessage.lock],
channel1, balance1, []
)
# Bob learns the secret, but Alice did not send a signed updated balance to
# reflect this Bob wants to settle
nettingcontract_address = channel0.nettingcontract_address
last_sent_transfers = [transfermessage]
# get proof, that locked transfermessage was in merkle tree, with locked.root
merkle_proof = channel1.our_state.locked.get_proof(transfermessage)
root = channel1.our_state.locked.root
assert check_proof(merkle_proof, root, sha3(transfermessage.lock.as_bytes))
unlocked = [(merkle_proof, transfermessage.lock, secret)]
chain0.close(
asset_address,
nettingcontract_address,
app0.raiden.address,
last_sent_transfers,
unlocked,
)
for _ in range(NettingChannelContract.locked_time):
chain0.next_block()
chain0.settle(asset_address, nettingcontract_address)
def transfer_speed(num_transfers=100, max_locked=100): # pylint: disable=too-many-locals
channels_per_node = 1
num_nodes = 2
num_assets = 1
private_keys = [
sha3('speed:{}'.format(position))
for position in range(num_nodes)
]
assets = [
sha3('asset:{}'.format(number))[:20]
for number in range(num_assets)
]
amounts = [
a % 100 + 1
for a in range(1, num_transfers + 1)
]
deposit = sum(amounts)
secrets = [
str(i)
for i in range(num_transfers)
]
BlockChainServiceMock._instance = True
blockchain_service = BlockChainServiceMock(None, MOCK_REGISTRY_ADDRESS)
BlockChainServiceMock._instance = blockchain_service # pylint: disable=redefined-variable-type
registry = blockchain_service.registry(MOCK_REGISTRY_ADDRESS)
for asset in assets:
registry.add_asset(asset)
apps = create_network(
private_keys,
assets,
MOCK_REGISTRY_ADDRESS,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
DEFAULT_POLL_TIMEOUT,
UDPTransport,
BlockChainServiceMock
)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.get_manager_by_asset_address(assets[0]).address_channel.values()[0]
channel1 = app1.raiden.get_manager_by_asset_address(assets[0]).address_channel.values()[0]
expiration = app0.raiden.chain.block_number() + DEFAULT_REVEAL_TIMEOUT + 3
start = time.time()
for i, amount in enumerate(amounts):
hashlock = sha3(secrets[i])
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
identifier=1, # TODO: fill in identifier
expiration=expiration,
hashlock=hashlock,
)
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
if i > max_locked:
idx = i - max_locked
secret = secrets[idx]
channel0.register_secret(secret)
channel1.register_secret(secret)
elapsed = time.time() - start
print('%d transfers per second' % (num_transfers / elapsed))
def profile_transfer(num_nodes=10, channels_per_node=2):
num_assets = 1
deposit = 10000
assets = [
sha3('asset:{}'.format(number))[:20]
for number in range(num_assets)
]
private_keys = [
sha3('speed:{}'.format(position))
for position in range(num_nodes)
]
BlockChainServiceMock.reset()
blockchain_services = list()
for privkey in private_keys:
blockchain = BlockChainServiceMock(
privkey,
MOCK_REGISTRY_ADDRESS,
)
blockchain_services.append(blockchain)
registry = blockchain_services[0].registry(MOCK_REGISTRY_ADDRESS)
for asset in assets:
registry.add_asset(asset)
verbosity = 3
apps = create_network(
blockchain_services,
assets,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
UDPTransport,
verbosity,
)
main_app = apps[0]
main_api = main_app.raiden.api
# channels
main_assetmanager = main_app.raiden.get_manager_by_asset_address(assets[0])
# search for a path of length=2 A > B > C
num_hops = 2
source = main_app.raiden.address
paths = main_assetmanager.channelgraph.get_paths_of_length(source, num_hops)
# sanity check
assert len(paths)
path = paths[0]
target = path[-1]
# addresses
a, b, c = path
asset_address = main_assetmanager.asset_address
amount = 10
# measure the hot path
with profiling.profile():
result = main_api.transfer_async(
asset_address,
amount,
target,
1 # TODO: fill in identifier
)
result.wait()
profiling.print_all_threads()
def test_mediated_transfer(num_transfers=100,
num_nodes=10,
num_assets=1,
channels_per_node=2,
deposit=100):
# pylint: disable=too-many-locals
private_keys = [
sha3('mediated_transfer:{}'.format(position))
for position in range(num_nodes)
]
assets = [
sha3('asset:{}'.format(number))[:20] for number in range(num_assets)
]
apps = create_network(private_keys, assets, MOCK_REGISTRY_ADDRESS,
channels_per_node, deposit, DEFAULT_SETTLE_TIMEOUT,
UDPTransport, BlockChainServiceMock)
assert len(apps) > num_assets
def start_transfers(idx, num_transfers):
amount = 10
curr_app = apps[idx]
assets = sorted(curr_app.raiden.assetmanagers.keys())
curr_asset = assets[idx]
asset_manager = curr_app.raiden.assetmanagers[curr_asset]
# search for a path of length=2 A > B > C
num_hops = 2
source = curr_app.raiden.address
all_paths = asset_manager.channelgraph.get_paths_of_length(
source, num_hops)
assert len(all_paths)
for path in all_paths:
assert len(path) == num_hops + 1
assert path[0] == source
path = all_paths[0]
target = path[-1]
shortest_path_length = min(
len(path)
for path in asset_manager.channelgraph.get_shortest_paths(
source, target))
assert path in asset_manager.channelgraph.get_shortest_paths(
source, target)
assert shortest_path_length == num_hops + 1
finished = gevent.event.Event()
def _completion_cb(task, success):
_completion_cb.num_transfers -= 1
if _completion_cb.num_transfers > 0:
curr_app.raiden.api.transfer(curr_asset, amount, target)
else:
finished.set()
_completion_cb.num_transfers = num_transfers
assetmanagers_by_address = {
node.raiden.address: node.raiden.assetmanagers
for node in apps
}
next_hop = path[1]
next_assetmanager = assetmanagers_by_address[next_hop][curr_asset]
next_assetmanager.transfermanager.on_task_completed_callbacks.append(
_completion_cb)
curr_app.raiden.api.transfer(curr_asset, amount, target)
return finished
start_time = time.time()
finished_events = []
assert num_assets <= num_nodes
# Start all transfers
for i in range(num_assets):
print('finished {}'.format(i))
finished = start_transfers(i, num_transfers)
finished_events.append(finished)
# Wait until all transfers are done
gevent.wait(finished_events)
elapsed = time.time() - start_time
completed_transfers = num_transfers * num_assets
tps = completed_transfers / elapsed
print('Completed {} transfers at {} tps'.format(completed_transfers, tps))
def test_settlement():
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
setup_messages_cb()
asset_manager0 = app0.raiden.assetmanagers.values()[0]
asset_manager1 = app1.raiden.assetmanagers.values()[0]
chain0 = app0.raiden.chain
asset_address = asset_manager0.asset_address
channel0 = asset_manager0.channels[app1.raiden.address]
channel1 = asset_manager1.channels[app0.raiden.address]
balance0 = channel0.balance
balance1 = channel1.balance
amount = 10
expiration = 10
secret = 'secret'
hashlock = sha3(secret)
assert app1.raiden.address in asset_manager0.channels
assert asset_manager0.asset_address == asset_manager1.asset_address
assert channel0.nettingcontract_address == channel1.nettingcontract_address
transfermessage = channel0.create_lockedtransfer(amount, expiration,
hashlock)
app0.raiden.sign(transfermessage)
channel0.register_transfer(transfermessage)
channel1.register_transfer(transfermessage)
assert_synched_channels(channel0, balance0, [transfermessage.lock],
channel1, balance1, [])
# Bob learns the secret, but Alice did not send a signed updated balance to
# reflect this Bob wants to settle
nettingcontract_address = channel0.nettingcontract_address
# get proof, that locked transfermessage was in merkle tree, with locked.root
merkle_proof = channel1.our_state.locked.get_proof(transfermessage)
root = channel1.our_state.locked.root
assert check_proof(merkle_proof, root, sha3(transfermessage.lock.as_bytes))
chain0.close(
asset_address,
nettingcontract_address,
app0.raiden.address,
transfermessage,
None,
)
unlocked = [(merkle_proof, transfermessage.lock, secret)]
chain0.unlock(
asset_address,
nettingcontract_address,
app0.raiden.address,
unlocked,
)
for _ in range(NettingChannelContract.settle_timeout):
chain0.next_block()
chain0.settle(asset_address, nettingcontract_address)
def test_transfer():
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
initial_balance0 = channel0.initial_balance
initial_balance1 = channel1.initial_balance
# check agreement on addresses
address0 = channel0.our_state.address
address1 = channel1.our_state.address
assert channel0.asset_address == channel1.asset_address
assert app0.raiden.assetmanagers.keys(
)[0] == app1.raiden.assetmanagers.keys()[0]
assert app0.raiden.assetmanagers.values()[0].channels.keys(
)[0] == app1.raiden.address
assert app1.raiden.assetmanagers.values()[0].channels.keys(
)[0] == app0.raiden.address
# check balances of channel and contract are equal
details0 = app0.raiden.chain.netting_contract_detail(
channel0.asset_address,
channel0.nettingcontract_address,
address0,
)
details1 = app0.raiden.chain.netting_contract_detail(
channel1.asset_address,
channel1.nettingcontract_address,
address1,
)
assert initial_balance0 == details0['our_balance']
assert initial_balance1 == details1['our_balance']
assert_synched_channels(
channel0,
initial_balance0,
[],
channel1,
initial_balance1,
[],
)
amount = 10
direct_transfer = channel0.create_directtransfer(amount=amount)
app0.raiden.sign(direct_transfer)
channel0.register_transfer(direct_transfer)
channel1.register_transfer(direct_transfer)
# check the contract is intact
assert details0 == app0.raiden.chain.netting_contract_detail(
channel0.asset_address,
channel0.nettingcontract_address,
address0,
)
assert details1 == app0.raiden.chain.netting_contract_detail(
channel1.asset_address,
channel1.nettingcontract_address,
address1,
)
assert channel0.initial_balance == initial_balance0
assert channel1.initial_balance == initial_balance1
assert_synched_channels(
channel0,
initial_balance0 - amount,
[],
channel1,
initial_balance1 + amount,
[],
)
def test_register_invalid_transfer():
""" Regression test for registration of invalid transfer.
The bug occurred if a transfer with an invalid allowance but a valid secret
was registered, when the local end registered the transfer it would
"unlock" the partners asset, but the transfer wouldn't be sent because the
allowance check failed, leaving the channel in an inconsistent state.
"""
apps = create_network(num_nodes=2, num_assets=1, channels_per_node=1)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.assetmanagers.values()[0].channels.values()[0]
channel1 = app1.raiden.assetmanagers.values()[0].channels.values()[0]
balance0 = channel0.balance
balance1 = channel1.balance
amount = 10
expiration = app0.raiden.chain.block_number + 15
secret = 'secret'
hashlock = sha3(secret)
transfer1 = channel0.create_lockedtransfer(
amount=amount,
expiration=expiration,
hashlock=hashlock,
)
# register a locked transfer
app0.raiden.sign(transfer1)
channel0.register_transfer(transfer1)
channel1.register_transfer(transfer1)
# assert the locked transfer is registered
assert_synched_channels(
channel0,
balance0,
[transfer1.lock],
channel1,
balance1,
[],
)
# handcrafted transfer because channel.create_transfer won't create it
transfer2 = DirectTransfer(
nonce=channel0.our_state.nonce,
asset=channel0.asset_address,
transfered_amount=channel1.balance + balance0 + amount,
recipient=channel0.partner_state.address,
locksroot=channel0.partner_state.locked.root,
secret=secret,
)
app0.raiden.sign(transfer2)
# this need to fail because the allowance is incorrect
with pytest.raises(Exception):
channel0.register_transfer(transfer2)
with pytest.raises(Exception):
channel1.register_transfer(transfer2)
# the registration of a bad transfer need fail equaly on both channels
assert_synched_channels(channel0, balance0, [transfer1.lock], channel1,
balance1, [])
def transfer_speed(num_transfers=100, max_locked=100): # pylint: disable=too-many-locals
channels_per_node = 1
num_nodes = 2
num_tokens = 1
private_keys = [
sha3('speed:{}'.format(position)) for position in range(num_nodes)
]
tokens = [
sha3('token:{}'.format(number))[:20] for number in range(num_tokens)
]
amounts = [a % 100 + 1 for a in range(1, num_transfers + 1)]
deposit = sum(amounts)
secrets = [str(i) for i in range(num_transfers)]
blockchain_services = list()
tester = tester_state(
private_keys[0],
private_keys,
tester_blockgas_limit(),
)
nettingchannel_library_address = tester_nettingchannel_library_address(
tester_state, )
channelmanager_library_address = tester_channelmanager_library_address(
tester_state,
nettingchannel_library_address,
)
registry_address = tester_registry_address(
tester_state,
channelmanager_library_address,
)
for privkey in private_keys:
blockchain = BlockChainServiceTesterMock(
privkey,
tester,
registry_address,
)
blockchain_services.append(blockchain)
registry = blockchain_services[0].registry(registry_address)
for token in tokens:
registry.add_token(token)
apps = create_network(
private_keys,
tokens,
registry_address,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
DEFAULT_POLL_TIMEOUT,
UDPTransport,
BlockChainServiceTesterMock,
)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = app0.raiden.channelgraphs[tokens[0]].address_channel.values()[0]
channel1 = app1.raiden.channelgraphs[tokens[0]].address_channel.values()[0]
expiration = app0.raiden.chain.block_number() + DEFAULT_REVEAL_TIMEOUT + 3
start = time.time()
for i, amount in enumerate(amounts):
hashlock = sha3(secrets[i])
locked_transfer = channel0.create_lockedtransfer(
app0.raiden.get_block_number(),
amount=amount,
identifier=1, # TODO: fill in identifier
expiration=expiration,
hashlock=hashlock,
)
app0.raiden.sign(locked_transfer)
channel0.register_transfer(locked_transfer)
channel1.register_transfer(locked_transfer)
if i > max_locked:
idx = i - max_locked
secret = secrets[idx]
channel0.register_secret(secret)
channel1.register_secret(secret)
elapsed = time.time() - start
print('%d transfers per second' % (num_transfers / elapsed))
def transfer_speed(num_transfers=100, max_locked=100): # pylint: disable=too-many-locals
channels_per_node = 1
num_nodes = 2
num_tokens = 1
private_keys = [
sha3('speed:{}'.format(position).encode())
for position in range(num_nodes)
]
tokens = [
sha3('token:{}'.format(number).encode())[:20]
for number in range(num_tokens)
]
amounts = [
a % 100 + 1
for a in range(1, num_transfers + 1)
]
deposit = sum(amounts)
secrets = [
str(i)
for i in range(num_transfers)
]
blockchain_services = list()
tester = tester_chain(
private_keys[0],
private_keys,
tester_blockgas_limit(),
)
nettingchannel_library_address = tester_nettingchannel_library_address(
tester_chain,
)
channelmanager_library_address = tester_channelmanager_library_address(
tester_chain,
nettingchannel_library_address,
)
registry_address = tester_registry_address(
tester_chain,
channelmanager_library_address,
)
for privkey in private_keys:
blockchain = BlockChainServiceTesterMock(
privkey,
tester,
)
blockchain_services.append(blockchain)
registry = blockchain_services[0].registry(registry_address)
for token in tokens:
registry.add_token(token)
apps = create_network(
private_keys,
tokens,
registry_address,
channels_per_node,
deposit,
DEFAULT_SETTLE_TIMEOUT,
DEFAULT_POLL_TIMEOUT,
UDPTransport,
BlockChainServiceTesterMock,
)
app0, app1 = apps # pylint: disable=unbalanced-tuple-unpacking
channel0 = list(app0.raiden.token_to_channelgraph[tokens[0]].address_to_channel.values())[0]
channel1 = list(app1.raiden.token_to_channelgraph[tokens[0]].address_to_channel.values())[0]
expiration = app0.raiden.chain.block_number() + DEFAULT_REVEAL_TIMEOUT + 3
start = time.time()
for i, amount in enumerate(amounts):
hashlock = sha3(secrets[i].encode())
locked_transfer = channel0.create_lockedtransfer(
amount=amount,
identifier=1, # TODO: fill in identifier
expiration=expiration,
hashlock=hashlock,
)
app0.raiden.sign(locked_transfer)
channel0.register_transfer(
app0.raiden.get_block_number(),
locked_transfer,
)
channel1.register_transfer(
app0.raiden.get_block_number(),
locked_transfer,
)
if i > max_locked:
idx = i - max_locked
secret = secrets[idx]
channel0.register_secret(secret)
channel1.register_secret(secret)
elapsed = time.time() - start
print('{} transfers per second'.format(num_transfers / elapsed))