def restart_network(raiden_network, retry_timeout):
for app in raiden_network:
app.stop()
wait_network = [
gevent.spawn(restart_app, app)
for app in raiden_network
]
gevent.wait(wait_network)
new_network = [
greenlet.get()
for greenlet in wait_network
]
# The tests assume the nodes are available to transfer
for app0, app1 in combinations(new_network, 2):
waiting.wait_for_healthy(
app0.raiden,
app1.raiden.address,
retry_timeout,
)
return new_network
def restart_network(raiden_network, retry_timeout):
for app in raiden_network:
app.stop()
wait_network = [
gevent.spawn(restart_app, app)
for app in raiden_network
]
gevent.wait(wait_network)
new_network = [
greenlet.get()
for greenlet in wait_network
]
# The tests assume the nodes are available to transfer
for app0, app1 in combinations(new_network, 2):
waiting.wait_for_healthy(
app0.raiden,
app1.raiden.address,
retry_timeout,
)
return new_network
def test_recovery_blockchain_events(raiden_network, restart_node,
token_addresses, network_wait):
""" Close one of the two raiden apps that have a channel between them,
have the counterparty close the channel and then make sure the restarted
app sees the change
"""
app0, app1 = raiden_network
token_address = token_addresses[0]
app0.raiden.stop()
new_transport = MatrixTransport(
config=app0.raiden.config.transport,
environment=app0.raiden.config.environment_type)
app1_api = RaidenAPI(app1.raiden)
app1_api.channel_close(
registry_address=app0.raiden.default_registry.address,
token_address=token_address,
partner_address=app0.raiden.address,
)
app0.stop()
raiden_event_handler = RaidenEventHandler()
message_handler = MessageHandler()
app0_restart = App(
config=app0.config,
rpc_client=app0.raiden.rpc_client,
proxy_manager=app0.raiden.proxy_manager,
query_start_block=BlockNumber(0),
default_registry=app0.raiden.default_registry,
default_one_to_n_address=app0.raiden.default_one_to_n_address,
default_secret_registry=app0.raiden.default_secret_registry,
default_service_registry=app0.raiden.default_service_registry,
default_msc_address=app0.raiden.default_msc_address,
transport=new_transport,
raiden_event_handler=raiden_event_handler,
message_handler=message_handler,
routing_mode=RoutingMode.PRIVATE,
)
del app0 # from here on the app0_restart should be used
restart_node(app0_restart)
wal = app0_restart.raiden.wal
assert wal
# wait for the nodes' healthcheck to update the network statuses
waiting.wait_for_healthy(app0_restart.raiden, app1.raiden.address,
network_wait)
waiting.wait_for_healthy(app1.raiden, app0_restart.raiden.address,
network_wait)
restarted_state_changes = wal.storage.get_statechanges_by_range(
RANGE_ALL_STATE_CHANGES)
assert search_for_item(restarted_state_changes,
ContractReceiveChannelClosed, {})
def wait_for_usable_channel(
raiden: RaidenService,
partner_address: Address,
token_network_registry_address: TokenNetworkRegistryAddress,
token_address: TokenAddress,
our_deposit: TokenAmount,
partner_deposit: TokenAmount,
retry_timeout: float = DEFAULT_RETRY_TIMEOUT,
) -> None:
""" Wait until the channel from app0 to app1 is usable.
The channel and the deposits are registered, and the partner network state
is reachable.
"""
waiting.wait_for_newchannel(
raiden=raiden,
token_network_registry_address=token_network_registry_address,
token_address=token_address,
partner_address=partner_address,
retry_timeout=retry_timeout,
)
# wait for our deposit
waiting.wait_for_participant_deposit(
raiden=raiden,
token_network_registry_address=token_network_registry_address,
token_address=token_address,
partner_address=partner_address,
target_address=raiden.address,
target_balance=our_deposit,
retry_timeout=retry_timeout,
)
# wait for the partner deposit
waiting.wait_for_participant_deposit(
raiden=raiden,
token_network_registry_address=token_network_registry_address,
token_address=token_address,
partner_address=partner_address,
target_address=partner_address,
target_balance=partner_deposit,
retry_timeout=retry_timeout,
)
waiting.wait_for_healthy(raiden=raiden,
node_address=partner_address,
retry_timeout=retry_timeout)
def wait_for_usable_channel(
app0,
app1,
registry_address,
token_address,
our_deposit,
partner_deposit,
events_poll_timeout=0.5,
):
""" Wait until the channel from app0 to app1 is usable.
The channel and the deposits are registered, and the partner network state
is reachable.
"""
waiting.wait_for_newchannel(
app0.raiden,
registry_address,
token_address,
app1.raiden.address,
events_poll_timeout,
)
waiting.wait_for_participant_newbalance(
app0.raiden,
registry_address,
token_address,
app1.raiden.address,
app0.raiden.address,
our_deposit,
events_poll_timeout,
)
waiting.wait_for_participant_newbalance(
app0.raiden,
registry_address,
token_address,
app1.raiden.address,
app1.raiden.address,
partner_deposit,
events_poll_timeout,
)
waiting.wait_for_healthy(
app0.raiden,
app1.raiden.address,
events_poll_timeout,
)
def wait_for_usable_channel(
app0,
app1,
registry_address,
token_address,
our_deposit,
partner_deposit,
retry_timeout=DEFAULT_RETRY_TIMEOUT,
):
""" Wait until the channel from app0 to app1 is usable.
The channel and the deposits are registered, and the partner network state
is reachable.
"""
waiting.wait_for_newchannel(
app0.raiden,
registry_address,
token_address,
app1.raiden.address,
retry_timeout,
)
waiting.wait_for_participant_newbalance(
app0.raiden,
registry_address,
token_address,
app1.raiden.address,
app0.raiden.address,
our_deposit,
retry_timeout,
)
waiting.wait_for_participant_newbalance(
app0.raiden,
registry_address,
token_address,
app1.raiden.address,
app1.raiden.address,
partner_deposit,
retry_timeout,
)
waiting.wait_for_healthy(
app0.raiden,
app1.raiden.address,
retry_timeout,
)
def restart_network(raiden_network: List[App], restart_node: RestartNode,
retry_timeout: float) -> List[App]:
for app in raiden_network:
app.stop()
wait_network = (gevent.spawn(restart_app, app, restart_node)
for app in raiden_network)
gevent.joinall(set(wait_network), raise_error=True)
new_network = [greenlet.get() for greenlet in wait_network]
# The tests assume the nodes are available to transfer
for app0, app1 in combinations(new_network, 2):
waiting.wait_for_healthy(app0.raiden, app1.raiden.address,
retry_timeout)
return new_network
def test_recovery_blockchain_events(
raiden_network,
token_addresses,
network_wait,
skip_if_not_udp, # pylint: disable=unused-argument
):
""" Close one of the two raiden apps that have a channel between them,
have the counterparty close the channel and then make sure the restarted
app sees the change
"""
app0, app1 = raiden_network
token_address = token_addresses[0]
app0.raiden.stop()
host_port = (
app0.raiden.config["transport"]["udp"]["host"],
app0.raiden.config["transport"]["udp"]["port"],
)
socket = server._udp_socket(host_port)
new_transport = UDPTransport(
app0.raiden.address,
app0.discovery,
socket,
app0.raiden.transport.throttle_policy,
app0.raiden.config["transport"]["udp"],
)
app1_api = RaidenAPI(app1.raiden)
app1_api.channel_close(
registry_address=app0.raiden.default_registry.address,
token_address=token_address,
partner_address=app0.raiden.address,
)
app0.stop()
gevent.sleep(1)
raiden_event_handler = RaidenEventHandler()
message_handler = MessageHandler()
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
default_service_registry=app0.raiden.default_service_registry,
transport=new_transport,
raiden_event_handler=raiden_event_handler,
message_handler=message_handler,
discovery=app0.raiden.discovery,
)
del app0 # from here on the app0_restart should be used
app0_restart.raiden.start()
# wait for the nodes' healthcheck to update the network statuses
waiting.wait_for_healthy(app0_restart.raiden, app1.raiden.address,
network_wait)
waiting.wait_for_healthy(app1.raiden, app0_restart.raiden.address,
network_wait)
restarted_state_changes = app0_restart.raiden.wal.storage.get_statechanges_by_identifier(
0, "latest")
assert search_for_item(restarted_state_changes,
ContractReceiveChannelClosed, {})
def test_recovery_blockchain_events(
raiden_network,
number_of_nodes,
deposit,
token_addresses,
network_wait,
skip_if_not_udp,
):
""" Close one of the two raiden apps that have a channel between them,
have the counterparty close the channel and then make sure the restarted
app sees the change
"""
app0, app1 = raiden_network
token_address = token_addresses[0]
app0.raiden.stop()
host_port = (app0.raiden.config['host'], app0.raiden.config['port'])
socket = server._udp_socket(host_port)
new_transport = UDPTransport(
app0.discovery,
socket,
app0.raiden.transport.throttle_policy,
app0.raiden.config['transport'],
)
app1_api = RaidenAPI(app1.raiden)
app1_api.channel_close(
registry_address=app0.raiden.default_registry.address,
token_address=token_address,
partner_address=app0.raiden.address,
)
app0.stop()
import gevent
gevent.sleep(1)
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
transport=new_transport,
discovery=app0.raiden.discovery,
)
del app0 # from here on the app0_restart should be used
# wait for the nodes' healthcheck to update the network statuses
waiting.wait_for_healthy(
app0_restart.raiden,
app1.raiden.address,
network_wait,
)
waiting.wait_for_healthy(
app1.raiden,
app0_restart.raiden.address,
network_wait,
)
restarted_state_changes = app0_restart.raiden.wal.storage.get_statechanges_by_identifier(
0,
'latest',
)
assert must_contain_entry(restarted_state_changes,
ContractReceiveChannelClosed, {})
def test_send_queued_messages(
raiden_network,
number_of_nodes,
deposit,
token_addresses,
network_wait,
skip_if_not_matrix,
):
"""Test re-sending of undelivered messages on node restart"""
app0, app1 = raiden_network
token_address = token_addresses[0]
chain_state = views.state_from_app(app0)
payment_network_id = app0.raiden.default_registry.address
token_network_identifier = views.get_token_network_identifier_by_token_address(
chain_state,
payment_network_id,
token_address,
)
# stop app1 - direct transfer must be left unconfirmed
app1.stop()
# make a few transfers from app0 to app2
amount = 1
spent_amount = 7
for _ in range(spent_amount):
direct_transfer(
app0,
app1,
token_network_identifier,
amount,
timeout=network_wait * number_of_nodes,
)
# restart app0
app0.raiden.stop()
new_transport = MatrixTransport(
app0.raiden.config['transport']['matrix'],
)
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
transport=new_transport,
discovery=app0.raiden.discovery,
)
app0.stop()
del app0 # from here on the app0_restart should be used
app1.start()
app0_restart.start()
waiting.wait_for_healthy(
app0_restart.raiden,
app1.raiden.address,
network_wait,
)
waiting.wait_for_healthy(
app1.raiden,
app0_restart.raiden.address,
network_wait,
)
exception = RuntimeError('Timeout while waiting for new channel')
with gevent.Timeout(5, exception=exception):
waiting.wait_for_newchannel(
app0_restart.raiden,
payment_network_id,
token_address,
app1.raiden.address,
network_wait,
)
exception = RuntimeError('Timeout while waiting for balance update for app0')
with gevent.Timeout(30, exception=exception):
waiting.wait_for_payment_balance(
app0_restart.raiden,
payment_network_id,
token_address,
app1.raiden.address,
app1.raiden.address,
spent_amount,
network_wait,
)
waiting.wait_for_payment_balance(
app1.raiden,
payment_network_id,
token_address,
app0_restart.raiden.address,
app1.raiden.address,
spent_amount,
network_wait,
)
assert_synced_channel_state(
token_network_identifier,
app0_restart, deposit - spent_amount, [],
app1, deposit + spent_amount, [],
)
def test_payment_statuses_are_restored( # pylint: disable=unused-argument
raiden_network, token_addresses, network_wait):
""" Test that when the Raiden is restarted, the dictionary of
`targets_to_identifiers_to_statuses` is populated before the transport
is started.
This should happen because if a client gets restarted during a transfer
cycle, once restarted, the client will proceed with the cycle
until the transfer is successfully sent. However, the dictionary
`targets_to_identifiers_to_statuses` will not contain the payment
identifiers that were originally registered when the previous client
started the transfers.
Related issue: https://github.com/raiden-network/raiden/issues/3432
"""
app0, app1 = raiden_network
token_address = token_addresses[0]
chain_state = views.state_from_app(app0)
token_network_registry_address = app0.raiden.default_registry.address
token_network_address = views.get_token_network_address_by_token_address(
chain_state, token_network_registry_address, token_address)
# make a few transfers from app0 to app1
amount = 1
spent_amount = TokenAmount(7)
for identifier in range(spent_amount):
# Make sure the transfer is not completed
secret = make_secret(identifier)
app0.raiden.raiden_event_handler.hold(SendSecretReveal,
{"secret": secret})
identifier = identifier + 1
payment_status = app0.raiden.mediated_transfer_async(
token_network_address=token_network_address,
amount=amount,
target=app1.raiden.address,
identifier=identifier,
secret=secret,
)
assert payment_status.payment_identifier == identifier
app0_restart = App(
config=app0.config,
rpc_client=app0.raiden.rpc_client,
proxy_manager=app0.raiden.proxy_manager,
query_start_block=BlockNumber(0),
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
default_service_registry=app0.raiden.default_service_registry,
default_one_to_n_address=app0.raiden.default_one_to_n_address,
default_msc_address=app0.raiden.default_msc_address,
transport=MatrixTransport(app0.raiden.config["transport"]["matrix"]),
raiden_event_handler=RaidenEventHandler(),
message_handler=MessageHandler(),
routing_mode=RoutingMode.PRIVATE,
)
app0.stop()
del app0 # from here on the app0_restart should be used
# stop app1 to make sure that we don't complete the transfers before our checks
app1.stop()
app0_restart.start()
# Check that the payment statuses were restored properly after restart
for identifier in range(spent_amount):
identifier = PaymentID(identifier + 1)
mapping = app0_restart.raiden.targets_to_identifiers_to_statuses
status = mapping[app1.raiden.address][identifier]
assert status.amount == 1
assert status.payment_identifier == identifier
assert status.token_network_address == token_network_address
app1.start() # now that our checks are done start app1 again
with watch_for_unlock_failures(*raiden_network):
waiting.wait_for_healthy(app0_restart.raiden, app1.raiden.address,
network_wait)
waiting.wait_for_payment_balance(
raiden=app1.raiden,
token_network_registry_address=token_network_registry_address,
token_address=token_address,
partner_address=app0_restart.raiden.address,
target_address=app1.raiden.address,
target_balance=spent_amount,
retry_timeout=network_wait,
)
# Check that payments are completed after both nodes come online after restart
for identifier in range(spent_amount):
assert raiden_events_search_for_item(
app0_restart.raiden,
EventPaymentSentSuccess,
{
"identifier": identifier + 1,
"amount": 1
},
)
def test_recovery_happy_case(
raiden_network,
number_of_nodes,
deposit,
token_addresses,
network_wait,
skip_if_not_udp,
):
app0, app1, app2 = raiden_network
token_address = token_addresses[0]
chain_state = views.state_from_app(app0)
payment_network_id = app0.raiden.default_registry.address
token_network_identifier = views.get_token_network_identifier_by_token_address(
chain_state,
payment_network_id,
token_address,
)
# make a few transfers from app0 to app2
amount = 1
spent_amount = deposit - 2
for _ in range(spent_amount):
mediated_transfer(
app0,
app2,
token_network_identifier,
amount,
timeout=network_wait * number_of_nodes,
)
app0.raiden.stop()
host_port = (app0.raiden.config['host'], app0.raiden.config['port'])
socket = server._udp_socket(host_port)
new_transport = UDPTransport(
app0.discovery,
socket,
app0.raiden.transport.throttle_policy,
app0.raiden.config['transport'],
)
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
transport=new_transport,
discovery=app0.raiden.discovery,
)
app0.stop()
del app0 # from here on the app0_restart should be used
assert_synched_channel_state(
token_network_identifier,
app0_restart,
deposit - spent_amount,
[],
app1,
deposit + spent_amount,
[],
)
assert_synched_channel_state(
token_network_identifier,
app1,
deposit - spent_amount,
[],
app2,
deposit + spent_amount,
[],
)
# wait for the nodes' healthcheck to update the network statuses
waiting.wait_for_healthy(
app0_restart.raiden,
app1.raiden.address,
network_wait,
)
waiting.wait_for_healthy(
app1.raiden,
app0_restart.raiden.address,
network_wait,
)
mediated_transfer(
app2,
app0_restart,
token_network_identifier,
amount,
timeout=network_wait * number_of_nodes * 2,
)
mediated_transfer(
app0_restart,
app2,
token_network_identifier,
amount,
timeout=network_wait * number_of_nodes * 2,
)
assert_synched_channel_state(
token_network_identifier,
app0_restart,
deposit - spent_amount,
[],
app1,
deposit + spent_amount,
[],
)
assert_synched_channel_state(
token_network_identifier,
app1,
deposit - spent_amount,
[],
app2,
deposit + spent_amount,
[],
)
def test_recovery_happy_case(
raiden_network,
number_of_nodes,
deposit,
token_addresses,
network_wait,
skip_if_not_udp,
):
app0, app1, app2 = raiden_network
token_address = token_addresses[0]
app2_wait_for = WaitForMessage()
app2.raiden.message_handler = app2_wait_for
chain_state = views.state_from_app(app0)
payment_network_id = app0.raiden.default_registry.address
token_network_identifier = views.get_token_network_identifier_by_token_address(
chain_state,
payment_network_id,
token_address,
)
# make a few transfers from app0 to app2
amount = 1
spent_amount = deposit - 2
for _ in range(spent_amount):
mediated_transfer(
app0,
app2,
token_network_identifier,
amount,
timeout=network_wait * number_of_nodes,
)
app0.raiden.stop()
host_port = (
app0.raiden.config['transport']['udp']['host'],
app0.raiden.config['transport']['udp']['port'],
)
socket = server._udp_socket(host_port)
new_transport = UDPTransport(
app0.raiden.address,
app0.discovery,
socket,
app0.raiden.transport.throttle_policy,
app0.raiden.config['transport']['udp'],
)
raiden_event_handler = RaidenEventHandler()
message_handler = MessageHandler()
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
transport=new_transport,
raiden_event_handler=raiden_event_handler,
message_handler=message_handler,
discovery=app0.raiden.discovery,
)
app0.stop()
del app0 # from here on the app0_restart should be used
app0_restart.start()
assert_synced_channel_state(
token_network_identifier,
app0_restart, deposit - spent_amount, [],
app1, deposit + spent_amount, [],
)
assert_synced_channel_state(
token_network_identifier,
app1, deposit - spent_amount, [],
app2, deposit + spent_amount, [],
)
# wait for the nodes' healthcheck to update the network statuses
waiting.wait_for_healthy(
app0_restart.raiden,
app1.raiden.address,
network_wait,
)
waiting.wait_for_healthy(
app1.raiden,
app0_restart.raiden.address,
network_wait,
)
identifier = create_default_identifier()
wait_for_payment = app2_wait_for.wait_for_message(Secret, {'payment_identifier': identifier})
mediated_transfer(
app2,
app0_restart,
token_network_identifier,
amount,
timeout=network_wait * number_of_nodes * 2,
)
mediated_transfer(
initiator_app=app0_restart,
target_app=app2,
token_network_identifier=token_network_identifier,
amount=amount,
identifier=identifier,
timeout=network_wait * number_of_nodes * 2,
)
assert_synced_channel_state(
token_network_identifier,
app0_restart, deposit - spent_amount, [],
app1, deposit + spent_amount, [],
)
wait_for_payment.wait()
assert_synced_channel_state(
token_network_identifier,
app1, deposit - spent_amount, [],
app2, deposit + spent_amount, [],
)
def test_recovery_blockchain_events(
raiden_network,
number_of_nodes,
deposit,
token_addresses,
network_wait,
skip_if_not_udp,
):
""" Close one of the two raiden apps that have a channel between them,
have the counterparty close the channel and then make sure the restarted
app sees the change
"""
app0, app1 = raiden_network
token_address = token_addresses[0]
app0.raiden.stop()
host_port = (
app0.raiden.config['transport']['udp']['host'],
app0.raiden.config['transport']['udp']['port'],
)
socket = server._udp_socket(host_port)
new_transport = UDPTransport(
app0.raiden.address,
app0.discovery,
socket,
app0.raiden.transport.throttle_policy,
app0.raiden.config['transport']['udp'],
)
app1_api = RaidenAPI(app1.raiden)
app1_api.channel_close(
registry_address=app0.raiden.default_registry.address,
token_address=token_address,
partner_address=app0.raiden.address,
)
app0.stop()
import gevent
gevent.sleep(1)
raiden_event_handler = RaidenEventHandler()
message_handler = MessageHandler()
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
transport=new_transport,
raiden_event_handler=raiden_event_handler,
message_handler=message_handler,
discovery=app0.raiden.discovery,
)
del app0 # from here on the app0_restart should be used
app0_restart.raiden.start()
# wait for the nodes' healthcheck to update the network statuses
waiting.wait_for_healthy(
app0_restart.raiden,
app1.raiden.address,
network_wait,
)
waiting.wait_for_healthy(
app1.raiden,
app0_restart.raiden.address,
network_wait,
)
restarted_state_changes = app0_restart.raiden.wal.storage.get_statechanges_by_identifier(
0,
'latest',
)
assert must_contain_entry(restarted_state_changes, ContractReceiveChannelClosed, {})
def test_recovery_happy_case(
raiden_network,
number_of_nodes,
deposit,
token_addresses,
network_wait,
skip_if_not_udp, # pylint: disable=unused-argument
):
app0, app1, app2 = raiden_network
token_address = token_addresses[0]
chain_state = views.state_from_app(app0)
payment_network_id = app0.raiden.default_registry.address
token_network_identifier = views.get_token_network_identifier_by_token_address(
chain_state, payment_network_id, token_address)
# make a few transfers from app0 to app2
amount = 1
spent_amount = deposit - 2
identifier = 0
for identifier in range(spent_amount):
transfer_and_assert_path(
path=raiden_network,
token_address=token_address,
amount=amount,
identifier=identifier,
timeout=network_wait * number_of_nodes,
)
app0.raiden.stop()
host_port = (
app0.raiden.config["transport"]["udp"]["host"],
app0.raiden.config["transport"]["udp"]["port"],
)
socket = server._udp_socket(host_port)
new_transport = UDPTransport(
app0.raiden.address,
app0.discovery,
socket,
app0.raiden.transport.throttle_policy,
app0.raiden.config["transport"]["udp"],
)
raiden_event_handler = RaidenEventHandler()
message_handler = WaitForMessage()
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
default_service_registry=app0.raiden.default_service_registry,
transport=new_transport,
raiden_event_handler=raiden_event_handler,
message_handler=message_handler,
discovery=app0.raiden.discovery,
)
app0.stop()
del app0 # from here on the app0_restart should be used
app0_restart.start()
assert_synced_channel_state(
token_network_identifier,
app0_restart,
deposit - spent_amount,
[],
app1,
deposit + spent_amount,
[],
)
assert_synced_channel_state(
token_network_identifier,
app1,
deposit - spent_amount,
[],
app2,
deposit + spent_amount,
[],
)
# wait for the nodes' healthcheck to update the network statuses
waiting.wait_for_healthy(app0_restart.raiden, app1.raiden.address,
network_wait)
waiting.wait_for_healthy(app1.raiden, app0_restart.raiden.address,
network_wait)
transfer(
initiator_app=app2,
target_app=app0_restart,
token_address=token_address,
amount=amount,
identifier=create_default_identifier(),
timeout=network_wait * number_of_nodes * 2,
)
transfer(
initiator_app=app0_restart,
target_app=app2,
token_address=token_address,
amount=amount,
identifier=create_default_identifier(),
timeout=network_wait * number_of_nodes * 2,
)
assert_synced_channel_state(
token_network_identifier,
app0_restart,
deposit - spent_amount,
[],
app1,
deposit + spent_amount,
[],
)
assert_synced_channel_state(
token_network_identifier,
app1,
deposit - spent_amount,
[],
app2,
deposit + spent_amount,
[],
)
def test_participant_selection(raiden_network, token_addresses):
registry_address = raiden_network[0].raiden.default_registry.address
# pylint: disable=too-many-locals
token_address = token_addresses[0]
# connect the first node (will register the token if necessary)
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address=registry_address,
token_address=token_address,
funds=100,
)
# Test invalid argument values
with pytest.raises(InvalidAmount):
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address=registry_address,
token_address=token_address,
funds=-1,
)
with pytest.raises(InvalidAmount):
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address=registry_address,
token_address=token_address,
funds=100,
joinable_funds_target=2,
)
with pytest.raises(InvalidAmount):
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address=registry_address,
token_address=token_address,
funds=100,
joinable_funds_target=-1,
)
# connect the other nodes
connect_greenlets = [
gevent.spawn(
RaidenAPI(app.raiden).token_network_connect,
registry_address,
token_address,
100,
) for app in raiden_network[1:]
]
gevent.wait(connect_greenlets)
token_network_registry_address = views.get_token_network_identifier_by_token_address(
views.state_from_raiden(raiden_network[0].raiden),
payment_network_id=registry_address,
token_address=token_address,
)
connection_managers = [
app.raiden.connection_manager_for_token_network(
token_network_registry_address, ) for app in raiden_network
]
unsaturated_connection_managers = connection_managers[:]
exception = AssertionError('Unsaturated connection managers',
unsaturated_connection_managers)
with gevent.Timeout(120, exception):
while unsaturated_connection_managers:
for manager in unsaturated_connection_managers:
if is_manager_saturated(manager, registry_address,
token_address):
unsaturated_connection_managers.remove(manager)
gevent.sleep(1)
assert saturated_count(
connection_managers,
registry_address,
token_address,
) == len(connection_managers)
# ensure unpartitioned network
for app in raiden_network:
node_state = views.state_from_raiden(app.raiden)
network_state = views.get_token_network_by_token_address(
node_state,
registry_address,
token_address,
)
assert network_state is not None
for target in raiden_network:
if target.raiden.address == app.raiden.address:
continue
routes = routing.get_best_routes(
chain_state=node_state,
token_network_id=network_state.address,
from_address=app.raiden.address,
to_address=target.raiden.address,
amount=1,
previous_address=None,
config={},
)
assert routes is not None
# create a transfer to the leaving node, so we have a channel to settle
for app in raiden_network:
sender = app.raiden
sender_channel = next(
(channel_state
for channel_state in RaidenAPI(sender).get_channel_list(
registry_address=registry_address,
token_address=token_address,
) if channel_state.our_state.contract_balance > 0
and channel_state.partner_state.contract_balance > 0),
None) # choose a fully funded channel from sender
if sender_channel:
break
registry_address = sender.default_registry.address
receiver = next(
app.raiden for app in raiden_network
if app.raiden.address == sender_channel.partner_state.address)
# assert there is a direct channel receiver -> sender (vv)
receiver_channel = RaidenAPI(receiver).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=sender.address,
)
assert len(receiver_channel) == 1
receiver_channel = receiver_channel[0]
exception = ValueError('partner not reachable')
with gevent.Timeout(30, exception=exception):
waiting.wait_for_healthy(sender, receiver.address, 1)
amount = 1
RaidenAPI(sender).transfer_and_wait(
registry_address,
token_address,
amount,
receiver.address,
transfer_timeout=10,
)
exception = ValueError('timeout while waiting for incoming transaction')
with gevent.Timeout(30, exception=exception):
wait_for_transaction(
receiver,
registry_address,
token_address,
sender.address,
)
# test `leave()` method
connection_manager = connection_managers[0]
timeout = (sender_channel.settle_timeout *
connection_manager.raiden.chain.estimate_blocktime() * 10)
assert timeout > 0
exception = ValueError('timeout while waiting for leave')
with gevent.Timeout(timeout, exception=exception):
# sender leaves the network
RaidenAPI(sender).token_network_leave(
registry_address,
token_address,
)
before_block = connection_manager.raiden.chain.block_number()
wait_blocks = sender_channel.settle_timeout + 10
# wait until both chains are synced?
connection_manager.raiden.chain.wait_until_block(
target_block_number=before_block + wait_blocks, )
receiver.chain.wait_until_block(target_block_number=before_block +
wait_blocks, )
receiver_channel = RaidenAPI(receiver).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=sender.address,
)
# because of timing, channel may already have been cleaned
assert not receiver_channel or receiver_channel[
0].settle_transaction is not None
def test_send_queued_messages(
raiden_network,
number_of_nodes,
deposit,
token_addresses,
network_wait,
skip_if_not_matrix,
):
"""Test re-sending of undelivered messages on node restart"""
app0, app1 = raiden_network
token_address = token_addresses[0]
chain_state = views.state_from_app(app0)
payment_network_id = app0.raiden.default_registry.address
token_network_identifier = views.get_token_network_identifier_by_token_address(
chain_state,
payment_network_id,
token_address,
)
with dont_handle_node_change_network_state():
# stop app1 - transfer must be left unconfirmed
app1.stop()
# make a few transfers from app0 to app1
amount = 1
spent_amount = 7
identifier = 1
for _ in range(spent_amount):
app0.raiden.mediated_transfer_async(
token_network_identifier=token_network_identifier,
amount=amount,
target=app1.raiden.address,
identifier=identifier,
)
identifier += 1
# restart app0
app0.raiden.stop()
new_transport = MatrixTransport(
app0.raiden.config['transport']['matrix'],
)
raiden_event_handler = RaidenEventHandler()
message_handler = MessageHandler()
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
transport=new_transport,
raiden_event_handler=raiden_event_handler,
message_handler=message_handler,
discovery=app0.raiden.discovery,
)
app0.stop()
del app0 # from here on the app0_restart should be used
app1.start()
app0_restart.start()
waiting.wait_for_healthy(
app0_restart.raiden,
app1.raiden.address,
network_wait,
)
waiting.wait_for_healthy(
app1.raiden,
app0_restart.raiden.address,
network_wait,
)
exception = RuntimeError('Timeout while waiting for new channel')
with gevent.Timeout(5, exception=exception):
waiting.wait_for_newchannel(
raiden=app0_restart.raiden,
payment_network_id=payment_network_id,
token_address=token_address,
partner_address=app1.raiden.address,
retry_timeout=network_wait,
)
exception = RuntimeError('Timeout while waiting for balance update for app0')
with gevent.Timeout(30, exception=exception):
waiting.wait_for_payment_balance(
raiden=app0_restart.raiden,
payment_network_id=payment_network_id,
token_address=token_address,
partner_address=app1.raiden.address,
target_address=app1.raiden.address,
target_balance=spent_amount,
retry_timeout=network_wait,
)
waiting.wait_for_payment_balance(
raiden=app1.raiden,
payment_network_id=payment_network_id,
token_address=token_address,
partner_address=app0_restart.raiden.address,
target_address=app1.raiden.address,
target_balance=spent_amount,
retry_timeout=network_wait,
)
assert_synced_channel_state(
token_network_identifier,
app0_restart, deposit - spent_amount, [],
app1, deposit + spent_amount, [],
)
def run_test_payment_statuses_are_restored(
raiden_network,
token_addresses,
network_wait,
):
app0, app1 = raiden_network
token_address = token_addresses[0]
chain_state = views.state_from_app(app0)
payment_network_id = app0.raiden.default_registry.address
token_network_identifier = views.get_token_network_identifier_by_token_address(
chain_state,
payment_network_id,
token_address,
)
app0.event_handler = HoldRaidenEvent()
app0.event_handler.hold(SendSecretReveal, {})
# make a few transfers from app0 to app1
amount = 1
spent_amount = 7
identifier = 1
for identifier in range(spent_amount):
identifier = identifier + 1
payment_status = app0.raiden.mediated_transfer_async(
token_network_identifier=token_network_identifier,
amount=amount,
target=app1.raiden.address,
identifier=identifier,
)
assert payment_status.payment_identifier == identifier
raiden_event_handler = RaidenEventHandler()
message_handler = MessageHandler()
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
default_service_registry=app0.raiden.default_service_registry,
transport=MatrixTransport(app0.raiden.config['transport']['matrix'], ),
raiden_event_handler=raiden_event_handler,
message_handler=message_handler,
discovery=app0.raiden.discovery,
)
app0.stop()
del app0 # from here on the app0_restart should be used
# stop app1 to make sure that we don't complete the transfers before our checks
app1.stop()
app0_restart.start()
# Check that the payment statuses were restored properly after restart
for identifier in range(spent_amount):
identifier = identifier + 1
mapping = app0_restart.raiden.targets_to_identifiers_to_statuses
status = mapping[app1.raiden.address][identifier]
assert status.amount == 1
assert status.payment_identifier == identifier
assert status.token_network_identifier == token_network_identifier
app1.start() # now that our checks are done start app1 again
waiting.wait_for_healthy(
app0_restart.raiden,
app1.raiden.address,
network_wait,
)
waiting.wait_for_payment_balance(
raiden=app1.raiden,
payment_network_id=payment_network_id,
token_address=token_address,
partner_address=app0_restart.raiden.address,
target_address=app1.raiden.address,
target_balance=spent_amount,
retry_timeout=network_wait,
)
# Check that payments are completed after both nodes come online after restart
for identifier in range(spent_amount):
assert raiden_events_search_for_item(
app0_restart.raiden,
EventPaymentSentSuccess,
{
'identifier': identifier + 1,
'amount': 1
},
)
def test_recovery_happy_case(
raiden_network, number_of_nodes, deposit, token_addresses, network_wait
):
app0, app1, app2 = raiden_network
token_address = token_addresses[0]
chain_state = views.state_from_app(app0)
token_network_registry_address = app0.raiden.default_registry.address
token_network_address = views.get_token_network_address_by_token_address(
chain_state, token_network_registry_address, token_address
)
assert token_network_address
# make a few transfers from app0 to app2
amount = PaymentAmount(1)
spent_amount = deposit - 2
for identifier in range(spent_amount):
transfer_and_assert_path(
path=raiden_network,
token_address=token_address,
amount=amount,
identifier=PaymentID(identifier),
timeout=network_wait * number_of_nodes,
)
app0.stop()
waiting.wait_for_network_state(
app1.raiden, app0.raiden.address, NetworkState.UNREACHABLE, network_wait
)
app0.start()
assert_synced_channel_state(
token_network_address, app0, deposit - spent_amount, [], app1, deposit + spent_amount, []
)
assert_synced_channel_state(
token_network_address, app1, deposit - spent_amount, [], app2, deposit + spent_amount, []
)
# wait for the nodes' healthcheck to update the network statuses
waiting.wait_for_healthy(app0.raiden, app1.raiden.address, network_wait)
waiting.wait_for_healthy(app1.raiden, app0.raiden.address, network_wait)
transfer_and_assert_path(
path=raiden_network[::-1],
token_address=token_address,
amount=amount,
identifier=create_default_identifier(),
timeout=network_wait * number_of_nodes,
)
transfer_and_assert_path(
path=raiden_network,
token_address=token_address,
amount=amount,
identifier=create_default_identifier(),
timeout=network_wait * number_of_nodes,
)
assert_succeeding_transfer_invariants(
token_network_address, app0, deposit - spent_amount, [], app1, deposit + spent_amount, []
)
assert_succeeding_transfer_invariants(
token_network_address, app1, deposit - spent_amount, [], app2, deposit + spent_amount, []
)
def test_participant_selection(raiden_network, token_addresses, skip_if_tester):
registry_address = raiden_network[0].raiden.default_registry.address
# pylint: disable=too-many-locals
token_address = token_addresses[0]
# connect the first node (will register the token if necessary)
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address,
token_address,
100,
)
# connect the other nodes
connect_greenlets = [
gevent.spawn(
RaidenAPI(app.raiden).token_network_connect,
registry_address,
token_address,
100,
)
for app in raiden_network[1:]
]
gevent.wait(connect_greenlets)
token_network_registry_address = views.get_token_network_identifier_by_token_address(
views.state_from_raiden(raiden_network[0].raiden),
payment_network_id=registry_address,
token_address=token_address,
)
connection_managers = [
app.raiden.connection_manager_for_token_network(
token_network_registry_address,
) for app in raiden_network
]
assert wait_for_saturated(
connection_managers,
registry_address,
token_address,
) is True
assert saturated_count(
connection_managers,
registry_address,
token_address,
) == len(connection_managers)
# ensure unpartitioned network
for app in raiden_network:
node_state = views.state_from_raiden(app.raiden)
network_state = views.get_token_network_by_token_address(
node_state,
registry_address,
token_address,
)
assert network_state is not None
for target in raiden_network:
if target.raiden.address == app.raiden.address:
continue
routes = routing.get_best_routes(
node_state,
network_state.address,
app.raiden.address,
target.raiden.address,
1,
None,
)
assert routes is not None
# create a transfer to the leaving node, so we have a channel to settle
sender = raiden_network[-1].raiden
receiver = raiden_network[0].raiden
registry_address = sender.default_registry.address
# assert there is a direct channel receiver -> sender (vv)
receiver_channel = RaidenAPI(receiver).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=sender.address,
)
assert len(receiver_channel) == 1
receiver_channel = receiver_channel[0]
# assert there is a direct channel sender -> receiver
sender_channel = RaidenAPI(sender).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=receiver.address,
)
assert len(sender_channel) == 1
sender_channel = sender_channel[0]
exception = ValueError('partner not reachable')
with gevent.Timeout(30, exception=exception):
waiting.wait_for_healthy(sender, receiver.address, 1)
amount = 1
RaidenAPI(sender).transfer_and_wait(
registry_address,
token_address,
amount,
receiver.address,
transfer_timeout=10,
)
exception = ValueError('timeout while waiting for incoming transaction')
with gevent.Timeout(30, exception=exception):
wait_for_transaction(
receiver,
registry_address,
token_address,
sender.address,
)
# test `leave()` method
connection_manager = connection_managers[0]
timeout = (
sender_channel.settle_timeout *
connection_manager.raiden.chain.estimate_blocktime() *
10
)
assert timeout > 0
exception = ValueError('timeout while waiting for leave')
with gevent.Timeout(timeout, exception=exception):
RaidenAPI(raiden_network[0].raiden).token_network_leave(
registry_address,
token_address,
)
before_block = connection_manager.raiden.chain.block_number()
wait_blocks = sender_channel.settle_timeout + 10
# wait until both chains are synced?
wait_until_block(
connection_manager.raiden.chain,
before_block + wait_blocks,
)
wait_until_block(
receiver.chain,
before_block + wait_blocks,
)
receiver_channel = RaidenAPI(receiver).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=sender.address,
)
assert receiver_channel[0].settle_transaction is not None
def test_participant_selection(raiden_network, token_addresses):
# pylint: disable=too-many-locals
registry_address = raiden_network[0].raiden.default_registry.address
one_to_n_address = raiden_network[0].raiden.default_one_to_n_address
token_address = token_addresses[0]
# connect the first node - this will register the token and open the first channel
# Since there is no other nodes available to connect to this call will do nothing more
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address=registry_address,
token_address=token_address,
funds=TokenAmount(100))
# Test invalid argument values
with pytest.raises(InvalidAmount):
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address=registry_address,
token_address=token_address,
funds=TokenAmount(-1))
with pytest.raises(InvalidAmount):
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address=registry_address,
token_address=token_address,
funds=TokenAmount(100),
joinable_funds_target=2,
)
with pytest.raises(InvalidAmount):
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address=registry_address,
token_address=token_address,
funds=TokenAmount(100),
joinable_funds_target=-1,
)
# Call the connect endpoint for all but the first node
connect_greenlets = [
gevent.spawn(
RaidenAPI(app.raiden).token_network_connect, registry_address,
token_address, 100) for app in raiden_network[1:]
]
gevent.wait(connect_greenlets)
token_network_registry_address = views.get_token_network_address_by_token_address(
views.state_from_raiden(raiden_network[0].raiden),
token_network_registry_address=registry_address,
token_address=token_address,
)
connection_managers = [
app.raiden.connection_manager_for_token_network(
token_network_registry_address) for app in raiden_network
]
unsaturated_connection_managers = connection_managers[:]
exception = AssertionError("Unsaturated connection managers",
unsaturated_connection_managers)
with gevent.Timeout(120, exception):
while unsaturated_connection_managers:
for manager in unsaturated_connection_managers:
if is_manager_saturated(manager, registry_address,
token_address):
unsaturated_connection_managers.remove(manager)
gevent.sleep(1)
assert saturated_count(connection_managers, registry_address,
token_address) == len(connection_managers)
# ensure unpartitioned network
for app in raiden_network:
node_state = views.state_from_raiden(app.raiden)
network_state = views.get_token_network_by_token_address(
node_state, registry_address, token_address)
assert network_state is not None
for target in raiden_network:
if target.raiden.address == app.raiden.address:
continue
_, routes, _ = routing.get_best_routes(
chain_state=node_state,
token_network_address=network_state.address,
one_to_n_address=one_to_n_address,
from_address=app.raiden.address,
to_address=target.raiden.address,
amount=PaymentAmount(1),
previous_address=None,
pfs_config=None,
privkey=b"", # not used if pfs is not configured
)
assert routes is not None
# create a transfer to the leaving node, so we have a channel to settle
for app in raiden_network:
sender = app.raiden
sender_channel = next(
(channel_state for channel_state in RaidenAPI(
sender).get_channel_list(registry_address=registry_address,
token_address=token_address)
if channel_state.our_state.contract_balance > 0
and channel_state.partner_state.contract_balance > 0),
None,
) # choose a fully funded channel from sender
if sender_channel:
break
assert sender_channel
registry_address = sender.default_registry.address
receiver = next(
app.raiden for app in raiden_network
if app.raiden.address == sender_channel.partner_state.address)
# assert there is a direct channel receiver -> sender (vv)
receiver_channel = RaidenAPI(receiver).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=sender.address,
)
assert len(receiver_channel) == 1
with gevent.Timeout(30, exception=ValueError("partner not reachable")):
waiting.wait_for_healthy(sender, receiver.address, PaymentAmount(1))
with watch_for_unlock_failures(*raiden_network):
amount = PaymentAmount(1)
RaidenAPI(sender).transfer_and_wait(registry_address,
token_address,
amount,
receiver.address,
transfer_timeout=10)
with gevent.Timeout(
30,
exception=ValueError(
"timeout while waiting for incoming transaction")):
wait_for_transaction(receiver, registry_address, token_address,
sender.address)
# test `leave()` method
connection_manager = connection_managers[0]
timeout = (sender_channel.settle_timeout *
estimate_blocktime(connection_manager.raiden.rpc_client) * 10)
assert timeout > 0
channels = views.list_channelstate_for_tokennetwork(
chain_state=views.state_from_raiden(connection_manager.raiden),
token_network_registry_address=registry_address,
token_address=token_address,
)
channel_identifiers = [channel.identifier for channel in channels]
with gevent.Timeout(
timeout, exception=ValueError("timeout while waiting for leave")):
# sender leaves the network
RaidenAPI(sender).token_network_leave(registry_address, token_address)
with gevent.Timeout(timeout,
exception=ValueError(
f"Channels didnt get settled after {timeout}")):
waiting.wait_for_settle(
raiden=connection_manager.raiden,
token_network_registry_address=registry_address,
token_address=token_address,
channel_ids=channel_identifiers,
retry_timeout=0.1,
)
def run_test_send_queued_messages(
raiden_network,
deposit,
token_addresses,
network_wait,
):
app0, app1 = raiden_network
token_address = token_addresses[0]
chain_state = views.state_from_app(app0)
payment_network_id = app0.raiden.default_registry.address
token_network_identifier = views.get_token_network_identifier_by_token_address(
chain_state,
payment_network_id,
token_address,
)
with dont_handle_node_change_network_state():
# stop app1 - transfer must be left unconfirmed
app1.stop()
# make a few transfers from app0 to app1
amount = 1
spent_amount = 7
identifier = 1
for _ in range(spent_amount):
app0.raiden.mediated_transfer_async(
token_network_identifier=token_network_identifier,
amount=amount,
target=app1.raiden.address,
identifier=identifier,
)
identifier += 1
# restart app0
app0.raiden.stop()
new_transport = MatrixTransport(
app0.raiden.config['transport']['matrix'], )
raiden_event_handler = RaidenEventHandler()
message_handler = MessageHandler()
app0_restart = App(
config=app0.config,
chain=app0.raiden.chain,
query_start_block=0,
default_registry=app0.raiden.default_registry,
default_secret_registry=app0.raiden.default_secret_registry,
default_service_registry=app0.raiden.default_service_registry,
transport=new_transport,
raiden_event_handler=raiden_event_handler,
message_handler=message_handler,
discovery=app0.raiden.discovery,
)
app0.stop()
del app0 # from here on the app0_restart should be used
app1.start()
app0_restart.start()
waiting.wait_for_healthy(
app0_restart.raiden,
app1.raiden.address,
network_wait,
)
waiting.wait_for_healthy(
app1.raiden,
app0_restart.raiden.address,
network_wait,
)
exception = RuntimeError('Timeout while waiting for new channel')
with gevent.Timeout(5, exception=exception):
waiting.wait_for_newchannel(
raiden=app0_restart.raiden,
payment_network_id=payment_network_id,
token_address=token_address,
partner_address=app1.raiden.address,
retry_timeout=network_wait,
)
exception = RuntimeError(
'Timeout while waiting for balance update for app0')
with gevent.Timeout(30, exception=exception):
waiting.wait_for_payment_balance(
raiden=app0_restart.raiden,
payment_network_id=payment_network_id,
token_address=token_address,
partner_address=app1.raiden.address,
target_address=app1.raiden.address,
target_balance=spent_amount,
retry_timeout=network_wait,
)
waiting.wait_for_payment_balance(
raiden=app1.raiden,
payment_network_id=payment_network_id,
token_address=token_address,
partner_address=app0_restart.raiden.address,
target_address=app1.raiden.address,
target_balance=spent_amount,
retry_timeout=network_wait,
)
assert_synced_channel_state(
token_network_identifier,
app0_restart,
deposit - spent_amount,
[],
app1,
deposit + spent_amount,
[],
)
def test_participant_selection(raiden_network, token_addresses, skip_if_tester):
registry_address = raiden_network[0].raiden.default_registry.address
# pylint: disable=too-many-locals
token_address = token_addresses[0]
# connect the first node (will register the token if necessary)
RaidenAPI(raiden_network[0].raiden).token_network_connect(
registry_address,
token_address,
100,
)
# connect the other nodes
connect_greenlets = [
gevent.spawn(
RaidenAPI(app.raiden).token_network_connect,
registry_address,
token_address,
100,
)
for app in raiden_network[1:]
]
gevent.wait(connect_greenlets)
token_network_registry_address = views.get_token_network_identifier_by_token_address(
views.state_from_raiden(raiden_network[0].raiden),
payment_network_id=registry_address,
token_address=token_address,
)
connection_managers = [
app.raiden.connection_manager_for_token_network(
token_network_registry_address,
) for app in raiden_network
]
unsaturated_connection_managers = connection_managers[:]
with gevent.Timeout(
120,
AssertionError('Unsaturated connection managers', unsaturated_connection_managers),
):
while unsaturated_connection_managers:
for manager in unsaturated_connection_managers:
if is_manager_saturated(manager, registry_address, token_address):
unsaturated_connection_managers.remove(manager)
gevent.sleep(1)
assert saturated_count(
connection_managers,
registry_address,
token_address,
) == len(connection_managers)
# ensure unpartitioned network
for app in raiden_network:
node_state = views.state_from_raiden(app.raiden)
network_state = views.get_token_network_by_token_address(
node_state,
registry_address,
token_address,
)
assert network_state is not None
for target in raiden_network:
if target.raiden.address == app.raiden.address:
continue
routes = routing.get_best_routes(
node_state,
network_state.address,
app.raiden.address,
target.raiden.address,
1,
None,
)
assert routes is not None
# create a transfer to the leaving node, so we have a channel to settle
sender = raiden_network[-1].raiden
receiver = raiden_network[0].raiden
registry_address = sender.default_registry.address
# assert there is a direct channel receiver -> sender (vv)
receiver_channel = RaidenAPI(receiver).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=sender.address,
)
assert len(receiver_channel) == 1
receiver_channel = receiver_channel[0]
# assert there is a direct channel sender -> receiver
sender_channel = RaidenAPI(sender).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=receiver.address,
)
assert len(sender_channel) == 1
sender_channel = sender_channel[0]
exception = ValueError('partner not reachable')
with gevent.Timeout(30, exception=exception):
waiting.wait_for_healthy(sender, receiver.address, 1)
amount = 1
RaidenAPI(sender).transfer_and_wait(
registry_address,
token_address,
amount,
receiver.address,
transfer_timeout=10,
)
exception = ValueError('timeout while waiting for incoming transaction')
with gevent.Timeout(30, exception=exception):
wait_for_transaction(
receiver,
registry_address,
token_address,
sender.address,
)
# test `leave()` method
connection_manager = connection_managers[0]
timeout = (
sender_channel.settle_timeout *
connection_manager.raiden.chain.estimate_blocktime() *
10
)
assert timeout > 0
exception = ValueError('timeout while waiting for leave')
with gevent.Timeout(timeout, exception=exception):
RaidenAPI(raiden_network[0].raiden).token_network_leave(
registry_address,
token_address,
)
before_block = connection_manager.raiden.chain.block_number()
wait_blocks = sender_channel.settle_timeout + 10
# wait until both chains are synced?
wait_until_block(
connection_manager.raiden.chain,
before_block + wait_blocks,
)
wait_until_block(
receiver.chain,
before_block + wait_blocks,
)
receiver_channel = RaidenAPI(receiver).get_channel_list(
registry_address=registry_address,
token_address=token_address,
partner_address=sender.address,
)
assert receiver_channel[0].settle_transaction is not None