def get_netting_channel_deposit_events(
chain: BlockChainService,
token_network_address: Address,
netting_channel_identifier: ChannelID,
contract_manager: ContractManager,
from_block: BlockSpecification = GENESIS_BLOCK_NUMBER,
to_block: BlockSpecification = 'latest',
) -> List[Dict]:
deposit_event_abi = contract_manager.get_event_abi(
CONTRACT_TOKEN_NETWORK,
ChannelEvent.DEPOSIT,
)
topic_set = construct_event_topic_set(
event_abi=deposit_event_abi,
arguments={'channel_identifier': netting_channel_identifier},
)
if len(topic_set) == 1 and is_list_like(topic_set[0]):
topics = topic_set[0]
else:
topics = topic_set
return get_contract_events(
chain,
contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK),
token_network_address,
topics,
from_block,
to_block,
)
def get_netting_channel_closed_events(
chain: BlockChainService,
token_network_address: Address,
netting_channel_identifier: ChannelID,
contract_manager: ContractManager,
from_block: BlockSpecification = 0,
to_block: BlockSpecification = 'latest',
) -> List[Dict]:
closed_event_abi = contract_manager.get_event_abi(
CONTRACT_TOKEN_NETWORK,
ChannelEvent.CLOSED,
)
topic_set = construct_event_topic_set(
event_abi=closed_event_abi,
arguments={'channel_identifier': netting_channel_identifier},
)
if len(topic_set) == 1 and is_list_like(topic_set[0]):
topics = topic_set[0]
else:
topics = topic_set
return get_contract_events(
chain=chain,
abi=contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK),
contract_address=token_network_address,
topics=topics,
from_block=from_block,
to_block=to_block,
)
def get_netting_channel_deposit_events(
chain: BlockChainService,
token_network_address: Address,
netting_channel_identifier: ChannelID,
contract_manager: ContractManager,
from_block: BlockSpecification = GENESIS_BLOCK_NUMBER,
to_block: BlockSpecification = 'latest',
) -> List[Dict]:
deposit_event_abi = contract_manager.get_event_abi(
CONTRACT_TOKEN_NETWORK,
ChannelEvent.DEPOSIT,
)
topic_set = construct_event_topic_set(
event_abi=deposit_event_abi,
arguments={'channel_identifier': netting_channel_identifier},
)
if len(topic_set) == 1 and is_list_like(topic_set[0]):
topics = topic_set[0]
else:
topics = topic_set
return get_contract_events(
chain,
contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK),
token_network_address,
topics,
from_block,
to_block,
)
def get_netting_channel_closed_events(
proxy_manager: ProxyManager,
token_network_address: TokenNetworkAddress,
netting_channel_identifier: ChannelID,
contract_manager: ContractManager,
from_block: BlockIdentifier = GENESIS_BLOCK_NUMBER,
to_block: BlockIdentifier = BLOCK_ID_LATEST,
) -> List[Dict]:
closed_event_abi = contract_manager.get_event_abi(CONTRACT_TOKEN_NETWORK,
ChannelEvent.CLOSED)
topic_set = construct_event_topic_set(
event_abi=closed_event_abi,
abi_codec=proxy_manager.client.web3.codec,
arguments={"channel_identifier": netting_channel_identifier},
)
return get_contract_events(
proxy_manager=proxy_manager,
abi=contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK),
contract_address=Address(token_network_address),
topics=topic_set, # type: ignore
from_block=from_block,
to_block=to_block,
)
def secret_registry_batch_happy_path(
proxy_manager: ProxyManager, secret_registry_proxy: SecretRegistry
) -> None:
secrets = [make_secret() for i in range(4)]
secrethashes = [sha256_secrethash(secret) for secret in secrets]
transaction_hashes = secret_registry_proxy.register_secret_batch(secrets=secrets)
for tx_hash in transaction_hashes:
assert is_tx_hash_bytes(tx_hash)
logs = get_contract_events(
proxy_manager=proxy_manager,
abi=proxy_manager.contract_manager.get_contract_abi(CONTRACT_SECRET_REGISTRY),
contract_address=Address(secret_registry_proxy.address),
)
for secrethash in secrethashes:
secret_registered = must_have_event(
logs, {"event": "SecretRevealed", "args": {"secrethash": secrethash}}
)
assert secret_registered, "All secrets from the batch must be registered"
block = secret_registry_proxy.get_secret_registration_block_by_secrethash(
secrethash=secrethash, block_identifier=BLOCK_ID_LATEST
)
msg = "Block number reported by the proxy and the event must match"
assert block == secret_registered["block_number"], msg
def get_netting_channel_settled_events(
chain: BlockChainService,
token_network_address: Address,
netting_channel_identifier: ChannelID,
from_block: BlockSpecification = 0,
to_block: BlockSpecification = 'latest',
) -> List[Dict]:
settled_event_abi = CONTRACT_MANAGER.get_event_abi(
CONTRACT_TOKEN_NETWORK,
ChannelEvent.SETTLED,
)
topic_set = construct_event_topic_set(
event_abi=settled_event_abi,
arguments={'channel_identifier': netting_channel_identifier},
)
if len(topic_set) == 1 and is_list_like(topic_set[0]):
topics = topic_set[0]
else:
topics = topic_set
return get_contract_events(
chain,
CONTRACT_MANAGER.get_contract_abi(CONTRACT_TOKEN_NETWORK),
token_network_address,
topics,
from_block,
to_block,
)
def get_netting_channel_deposit_events(
proxy_manager: ProxyManager,
token_network_address: TokenNetworkAddress,
netting_channel_identifier: ChannelID,
contract_manager: ContractManager,
from_block: BlockSpecification = GENESIS_BLOCK_NUMBER,
to_block: BlockSpecification = "latest",
) -> List[Dict]:
deposit_event_abi = contract_manager.get_event_abi(CONTRACT_TOKEN_NETWORK,
ChannelEvent.DEPOSIT)
topic_set = construct_event_topic_set(
event_abi=deposit_event_abi,
arguments={"channel_identifier": netting_channel_identifier})
if len(topic_set) == 1 and is_list_like(topic_set[0]):
topics = topic_set[0]
else:
topics = topic_set
return get_contract_events(
proxy_manager,
contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK),
Address(token_network_address),
topics,
from_block,
to_block,
)
def test_get_contract_events_invalid_blocknumber():
with pytest.raises(InvalidBlockNumberInput):
get_contract_events(None, {}, ADDR, [], -1, 0)
with pytest.raises(InvalidBlockNumberInput):
get_contract_events(None, {}, ADDR, [], 999999999999999999999999, 0)
with pytest.raises(InvalidBlockNumberInput):
get_contract_events(None, {}, ADDR, [], 1, -1)
with pytest.raises(InvalidBlockNumberInput):
get_contract_events(None, {}, ADDR, [], 1, 999999999999999999999999)
def test_register_secret_happy_path(
secret_registry_proxy: SecretRegistry, contract_manager: ContractManager
) -> None:
"""Test happy path of SecretRegistry with a single secret.
Test that `register_secret` changes the smart contract state by registering
the secret, this can be verified by the block height and the existence of
the SecretRegistered event.
"""
secret = make_secret()
secrethash = sha256_secrethash(secret)
secret_unregistered = make_secret()
secrethash_unregistered = sha256_secrethash(secret_unregistered)
assert not secret_registry_proxy.is_secret_registered(
secrethash=secrethash, block_identifier=BLOCK_ID_LATEST
), "Test setup is invalid, secret must be unknown"
assert not secret_registry_proxy.is_secret_registered(
secrethash=secrethash_unregistered, block_identifier=BLOCK_ID_LATEST
), "Test setup is invalid, secret must be unknown"
secret_registry_proxy.client.wait_until_block(BlockNumber(STATE_PRUNING_AFTER_BLOCKS + 1))
with pytest.raises(NoStateForBlockIdentifier):
secret_registry_proxy.is_secret_registered(
secrethash=secrethash_unregistered, block_identifier=BlockNumber(0)
)
secret_registry_proxy.register_secret(secret=secret)
proxy_manager = ProxyManager(
rpc_client=secret_registry_proxy.client,
contract_manager=contract_manager,
metadata=ProxyManagerMetadata(
token_network_registry_deployed_at=GENESIS_BLOCK_NUMBER,
filters_start_at=GENESIS_BLOCK_NUMBER,
),
)
logs = get_contract_events(
proxy_manager=proxy_manager,
abi=proxy_manager.contract_manager.get_contract_abi(CONTRACT_SECRET_REGISTRY),
contract_address=Address(secret_registry_proxy.address),
)
secret_registered = must_have_event(
logs, {"event": "SecretRevealed", "args": {"secrethash": secrethash}}
)
msg = "SecretRegistry.register_secret returned but the SecretRevealed event was not emitted."
assert secret_registered, msg
registered_block = secret_registry_proxy.get_secret_registration_block_by_secrethash(
secrethash=secrethash, block_identifier=BLOCK_ID_LATEST
)
msg = (
"Block height returned by the SecretRegistry.get_secret_registration_block_by_secrethash "
"does not match the block from the SecretRevealed event."
)
assert secret_registered["block_number"] == registered_block, msg
block = secret_registry_proxy.get_secret_registration_block_by_secrethash(
secrethash=secrethash_unregistered, block_identifier=BLOCK_ID_LATEST
)
assert block is None, "The secret that was not registered must not change block height!"
def test_query_events(
raiden_chain: List[RaidenService],
token_addresses,
deposit,
settle_timeout,
retry_timeout,
contract_manager,
blockchain_type,
):
app0, app1 = raiden_chain # pylint: disable=unbalanced-tuple-unpacking
registry_address = app0.default_registry.address
token_address = token_addresses[0]
token_network_address = app0.default_registry.get_token_network(
token_address, BLOCK_ID_LATEST)
assert token_network_address
manager0 = app0.proxy_manager.token_network(token_network_address,
BLOCK_ID_LATEST)
channelcount0 = views.total_token_network_channels(
views.state_from_raiden(app0), registry_address, token_address)
events = get_contract_events(
proxy_manager=app0.proxy_manager,
abi=contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK_REGISTRY),
contract_address=Address(registry_address),
)
assert must_have_event(
events,
{
"event": EVENT_TOKEN_NETWORK_CREATED,
"args": {
"token_network_address": to_checksum_address(manager0.address),
"token_address": to_checksum_address(token_address),
},
},
)
if blockchain_type == "geth":
# FIXME: This is apparently meant to verify that querying nonexisting blocks
# returns an empty list, which is not true for parity.
events = get_contract_events(
proxy_manager=app0.proxy_manager,
abi=contract_manager.get_contract_abi(
CONTRACT_TOKEN_NETWORK_REGISTRY),
contract_address=Address(app0.default_registry.address),
from_block=BlockNumber(999999998),
to_block=BlockNumber(999999999),
)
assert not events
RaidenAPI(app0).channel_open(registry_address, token_address, app1.address)
wait_both_channel_open(app0, app1, registry_address, token_address,
retry_timeout)
events = get_contract_events(
proxy_manager=app0.proxy_manager,
abi=contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK),
contract_address=Address(manager0.address),
)
_event = must_have_event(
events,
{
"event": ChannelEvent.OPENED,
"args": {
"participant1": to_checksum_address(app0.address),
"participant2": to_checksum_address(app1.address),
"settle_timeout": settle_timeout,
},
},
)
assert _event
channel_id = _event["args"]["channel_identifier"]
if blockchain_type == "geth":
# see above
events = get_contract_events(
proxy_manager=app0.proxy_manager,
abi=contract_manager.get_contract_abi(CONTRACT_TOKEN_NETWORK),
contract_address=Address(manager0.address),
from_block=BlockNumber(999999998),
to_block=BlockNumber(999999999),
)
assert not events
# channel is created but not opened and without funds
channelcount1 = views.total_token_network_channels(
views.state_from_raiden(app0), registry_address, token_address)
assert channelcount0 + 1 == channelcount1
assert_synced_channel_state(token_network_address, app0, Balance(0), [],
app1, Balance(0), [])
RaidenAPI(app0).set_total_channel_deposit(registry_address, token_address,
app1.address, deposit)
all_netting_channel_events = get_all_netting_channel_events(
proxy_manager=app0.proxy_manager,
token_network_address=token_network_address,
netting_channel_identifier=channel_id,
contract_manager=app0.contract_manager,
)
deposit_events = get_netting_channel_deposit_events(
proxy_manager=app0.proxy_manager,
token_network_address=token_network_address,
netting_channel_identifier=channel_id,
contract_manager=contract_manager,
)
total_deposit_event = {
"event": ChannelEvent.DEPOSIT,
"args": {
"participant": to_checksum_address(app0.address),
"total_deposit": deposit,
"channel_identifier": channel_id,
},
}
assert must_have_event(deposit_events, total_deposit_event)
assert must_have_event(all_netting_channel_events, total_deposit_event)
RaidenAPI(app0).channel_close(registry_address, token_address,
app1.address)
all_netting_channel_events = get_all_netting_channel_events(
proxy_manager=app0.proxy_manager,
token_network_address=token_network_address,
netting_channel_identifier=channel_id,
contract_manager=app0.contract_manager,
)
closed_events = get_netting_channel_closed_events(
proxy_manager=app0.proxy_manager,
token_network_address=token_network_address,
netting_channel_identifier=channel_id,
contract_manager=contract_manager,
)
closed_event = {
"event": ChannelEvent.CLOSED,
"args": {
"channel_identifier": channel_id,
"closing_participant": to_checksum_address(app0.address),
},
}
assert must_have_event(closed_events, closed_event)
assert must_have_event(all_netting_channel_events, closed_event)
settle_expiration = app0.rpc_client.block_number() + settle_timeout + 5
app0.proxy_manager.client.wait_until_block(
target_block_number=settle_expiration)
all_netting_channel_events = get_all_netting_channel_events(
proxy_manager=app0.proxy_manager,
token_network_address=token_network_address,
netting_channel_identifier=channel_id,
contract_manager=app0.contract_manager,
)
settled_events = get_netting_channel_settled_events(
proxy_manager=app0.proxy_manager,
token_network_address=token_network_address,
netting_channel_identifier=channel_id,
contract_manager=contract_manager,
)
settled_event = {
"event": ChannelEvent.SETTLED,
"args": {
"channel_identifier": channel_id
}
}
assert must_have_event(settled_events, settled_event)
assert must_have_event(all_netting_channel_events, settled_event)
