def __init__(self, asset_address, peer1, peer2, settle_timeout, # pylint: disable=too-many-arguments
address=None):
self.address = address or make_address()
self.contract = NettingChannelContract(
asset_address,
self.address,
peer1,
peer2,
settle_timeout,
)
def __init__(self, blockchain, asset_address, peer1, peer2, settle_timeout, # pylint: disable=too-many-arguments
address=None):
self.address = address or make_address()
self.blockchain = blockchain
self.contract = NettingChannelContract(
asset_address,
self.address,
peer1,
peer2,
settle_timeout,
)
self.newbalance_filters = list()
self.secretrevealed_filters = list()
self.channelclose_filters = list()
self.channelsettle_filters = list()
def __init__(self, asset_address, peer1, peer2, settle_timeout, address=None):
# pylint: disable=too-many-arguments
self.address = address or make_address()
self.contract = NettingChannelContract(
asset_address,
self.address,
peer1,
peer2,
settle_timeout,
)
def new_netting_contract(self, asset_address, peer1, peer2):
""" Creates a new netting contract between peer1 and peer2.
Raises:
ValueError: If peer1 or peer2 is not a valid address.
"""
if not isaddress(peer1):
raise ValueError('The pee1 must be a valid address')
if not isaddress(peer2):
raise ValueError('The peer2 must be a valid address')
netcontract_address = bytes(sha3(peer1 + peer2)[:20])
hash_channel = self.asset_hashchannel[asset_address]
if netcontract_address in hash_channel:
raise ValueError('netting contract already exists')
channel = NettingChannelContract(asset_address, netcontract_address,
peer1, peer2)
hash_channel[netcontract_address] = channel
return netcontract_address
class NettingChannelMock(object):
def __init__(self, blockchain, asset_address, peer1, peer2, settle_timeout, # pylint: disable=too-many-arguments
address=None):
self.address = address or make_address()
self.blockchain = blockchain
self.contract = NettingChannelContract(
asset_address,
self.address,
peer1,
peer2,
settle_timeout,
)
self.newbalance_filters = list()
self.secretrevealed_filters = list()
self.channelclose_filters = list()
self.channelsettle_filters = list()
def asset_address(self):
return self.contract.asset_address
def settle_timeout(self):
return self.contract.settle_timeout
def isopen(self):
return self.contract.isopen
def partner(self, our_address):
return self.contract.partner(our_address)
def deposit(self, our_address, amount):
self.contract.deposit(our_address, amount, self.blockchain.block_number())
def opened(self):
return self.contract.opened
def closed(self):
return self.contract.closed
def settled(self):
return self.contract.settled
def detail(self, our_address):
partner_address = self.contract.partner(our_address)
our_balance = self.contract.participants[our_address].deposit
partner_balance = self.contract.participants[partner_address].deposit
return {
'our_address': our_address,
'our_balance': our_balance,
'partner_address': partner_address,
'partner_balance': partner_balance,
'settle_timeout': self.contract.settle_timeout,
}
def close(self, our_address, first_transfer, second_transfer):
ctx = {
'block_number': self.blockchain.block_number(),
'msg.sender': our_address,
}
first_encoded = None
second_encoded = None
if first_transfer is not None:
first_encoded = first_transfer.encode()
if second_transfer is not None:
second_encoded = second_transfer.encode()
self.contract.close(
ctx,
first_encoded,
second_encoded,
)
def update_transfer(self, our_address, transfer):
ctx = {
'block_number': self.blockchain.block_number(),
'msg.sender': our_address,
}
if transfer is not None:
self.contract.update_transfer(
ctx,
transfer.encode(),
)
def unlock(self, our_address, unlocked_transfers):
ctx = {
'block_number': self.blockchain.block_number(),
'msg.sender': our_address,
}
for merkle_proof, locked_encoded, secret in unlocked_transfers:
if isinstance(locked_encoded, messages.Lock):
raise ValueError('unlock must be called with a lock encoded `.as_bytes`')
merkleproof_encoded = ''.join(merkle_proof)
self.contract.unlock(
ctx,
locked_encoded,
merkleproof_encoded,
secret,
)
def settle(self):
ctx = {
'block_number': self.blockchain.block_number(),
}
self.contract.settle(ctx)
def channelnewbalance_filter(self):
filter_ = FilterMock(None, next(FILTER_ID_GENERATOR))
self.newbalance_filters.append(filter_)
return filter_
def channelsecretrevealed_filter(self):
filter_ = FilterMock(None, next(FILTER_ID_GENERATOR))
self.secretrevealed_filters.append(filter_)
return filter_
def channelclosed_filter(self):
filter_ = FilterMock(None, next(FILTER_ID_GENERATOR))
self.channelclose_filters.append(filter_)
return filter_
def channelsettled_filter(self):
filter_ = FilterMock(None, next(FILTER_ID_GENERATOR))
self.channelsettle_filters.append(filter_)
return filter_
class NettingChannelMock(object):
def __init__(self, asset_address, peer1, peer2, settle_timeout, address=None):
# pylint: disable=too-many-arguments
self.address = address or make_address()
self.contract = NettingChannelContract(
asset_address,
self.address,
peer1,
peer2,
settle_timeout,
)
def asset_address(self):
return self.contract.asset_address
def settle_timeout(self):
return self.contract.settle_timeout
def isopen(self):
return self.contract.isopen
def partner(self, our_address):
return self.contract.partner(our_address)
def deposit(self, our_address, amount):
self.contract.deposit(
our_address,
amount,
BlockChainServiceMock.block_number(),
)
our_data = self.contract.participants[our_address]
data = {
'_event_type': 'ChannelNewBalance',
'asset_address': self.contract.asset_address,
'participant': our_address,
'balance': our_data.deposit,
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(
CHANNELNEWBALANCE_EVENTID,
CHANNELNEWBALANCE_EVENT,
data,
self.address,
)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def transferred_amount(self, participant_address):
# TODO: Make this work if we don't drop support for the mock client
raise RuntimeError('transferredAmount not implemented for mock client')
return self.contract._get_transferred_amount(None, None)
def opened(self):
return self.contract.opened
def closed(self):
return self.contract.closed
def settled(self):
return self.contract.settled
def detail(self, our_address):
partner_address = self.contract.partner(our_address)
our_balance = self.contract.participants[our_address].deposit
partner_balance = self.contract.participants[partner_address].deposit
return {
'our_address': our_address,
'our_balance': our_balance,
'partner_address': partner_address,
'partner_balance': partner_balance,
'settle_timeout': self.contract.settle_timeout,
}
def close(self, our_address, first_transfer, second_transfer):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
first_encoded = None
second_encoded = None
if first_transfer is not None:
first_encoded = first_transfer.encode()
if second_transfer is not None:
second_encoded = second_transfer.encode()
self.contract.close(
ctx,
first_encoded,
second_encoded,
)
data = {
'_event_type': 'ChannelClosed',
'closing_address': our_address,
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(CHANNELCLOSED_EVENTID, CHANNELCLOSED_EVENT, data, self.address)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def update_transfer(self, our_address, first_transfer, second_transfer=None):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
if first_transfer is not None:
self.contract.update_transfer(
ctx,
first_transfer.encode(),
second_transfer.encode() if second_transfer is not None else ""
)
def unlock(self, our_address, unlock_proofs):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
for merkle_proof, locked_encoded, secret in unlock_proofs:
if isinstance(locked_encoded, messages.Lock):
raise ValueError('unlock must be called with a lock encoded `.as_bytes`')
merkleproof_encoded = ''.join(merkle_proof)
self.contract.unlock(
ctx,
locked_encoded,
merkleproof_encoded,
secret,
)
data = {
'_event_type': 'ChannelSecretRevealed',
'secret': secret,
}
event = ethereum_event(
CHANNELSECRETREVEALED_EVENTID,
CHANNELSECRETREVEALED_EVENT,
data,
self.address,
)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def settle(self):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
}
self.contract.settle(ctx)
data = {
'_event_type': 'ChannelSettled',
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(CHANNELSETTLED_EVENTID, CHANNELSETTLED_EVENT, data, self.address)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def all_events_filter(self):
topics = None
filter_ = FilterMock(topics, next(FILTER_ID_GENERATOR))
BlockChainServiceMock.filters[self.address].append(filter_)
return filter_
class NettingChannelMock(object):
"""Shared state implementation of a pure python netting channel. You should not call this
instance directly, but instead instantiate a raiden.tests.utils.OwnedNettingChannel with a
fixed address.
"""
def __init__(self,
token_address,
peer1,
peer2,
settle_timeout,
address=None):
# pylint: disable=too-many-arguments
self.address = address or make_address()
self.contract = NettingChannelContract(
token_address,
self.address,
peer1,
peer2,
settle_timeout,
)
def token_address(self):
return self.contract.token_address
def settle_timeout(self):
return self.contract.settle_timeout
def can_transfer(self, our_address):
return (self.contract.opened > 0 and self.contract.closed == 0
and self.detail(our_address)['our_balance'] > 0)
def deposit(self, our_address, amount):
self.contract.deposit(
our_address,
amount,
BlockChainServiceMock.block_number(),
)
our_data = self.contract.participants[our_address]
data = {
'_event_type': 'ChannelNewBalance',
'token_address': self.contract.token_address,
'participant': our_address,
'balance': our_data.deposit,
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(
CHANNELNEWBALANCE_EVENTID,
CHANNELNEWBALANCE_EVENT,
data,
self.address,
)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def opened(self):
return self.contract.opened
def closed(self):
return self.contract.closed
def closing_address(self):
closing_address = self.contract.closingAddress
assert len(closing_address) == 20, "Expected binary address"
return closing_address
def settled(self):
return self.contract.settled
def detail(self, our_address):
our_balance = self.contract.participants[our_address].deposit
partner_address = self.contract.partner(our_address)
partner_balance = self.contract.participants[partner_address].deposit
return {
'our_address': our_address,
'our_balance': our_balance,
'partner_address': partner_address,
'partner_balance': partner_balance,
'settle_timeout': self.contract.settle_timeout,
}
def close(self, our_address, their_transfer):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
their_encoded = None
if their_transfer is not None:
their_encoded = their_transfer.encode()
self.contract.close(
ctx,
their_encoded,
)
data = {
'_event_type': 'ChannelClosed',
'closing_address': our_address,
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(CHANNELCLOSED_EVENTID, CHANNELCLOSED_EVENT,
data, self.address)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def update_transfer(self,
our_address,
first_transfer,
second_transfer=None):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
if first_transfer is not None:
self.contract.update_transfer(
ctx, first_transfer.encode(),
second_transfer.encode()
if second_transfer is not None else "")
def withdraw(self, our_address, unlock_proofs):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
for merkle_proof, locked_encoded, secret in unlock_proofs:
if isinstance(locked_encoded, messages.Lock):
raise ValueError(
'withdraw must be called with a lock encoded `.as_bytes`')
merkleproof_encoded = ''.join(merkle_proof)
self.contract.withdraw(
ctx,
locked_encoded,
merkleproof_encoded,
secret,
)
data = {
'_event_type': 'ChannelSecretRevealed',
'secret': secret,
}
event = ethereum_event(
CHANNELSECRETREVEALED_EVENTID,
CHANNELSECRETREVEALED_EVENT,
data,
self.address,
)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def settle(self):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
}
self.contract.settle(ctx)
data = {
'_event_type': 'ChannelSettled',
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(CHANNELSETTLED_EVENTID, CHANNELSETTLED_EVENT,
data, self.address)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def all_events_filter(self):
topics = None
filter_ = FilterMock(topics, next(FILTER_ID_GENERATOR))
BlockChainServiceMock.filters[self.address].append(filter_)
return filter_
class NettingChannelMock(object):
def __init__(self, asset_address, peer1, peer2, settle_timeout, address=None):
# pylint: disable=too-many-arguments
self.address = address or make_address()
self.contract = NettingChannelContract(
asset_address,
self.address,
peer1,
peer2,
settle_timeout,
)
def asset_address(self):
return self.contract.asset_address
def settle_timeout(self):
return self.contract.settle_timeout
def isopen(self):
return self.contract.isopen
def partner(self, our_address):
return self.contract.partner(our_address)
def deposit(self, our_address, amount):
self.contract.deposit(
our_address,
amount,
BlockChainServiceMock.block_number(),
)
our_data = self.contract.participants[our_address]
data = {
'_event_type': 'ChannelNewBalance',
'asset_address': self.contract.asset_address,
'participant': our_address,
'balance': our_data.deposit,
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(
CHANNELNEWBALANCE_EVENTID,
CHANNELNEWBALANCE_EVENT,
data,
self.address,
)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def opened(self):
return self.contract.opened
def closed(self):
return self.contract.closed
def settled(self):
return self.contract.settled
def detail(self, our_address):
partner_address = self.contract.partner(our_address)
our_balance = self.contract.participants[our_address].deposit
partner_balance = self.contract.participants[partner_address].deposit
return {
'our_address': our_address,
'our_balance': our_balance,
'partner_address': partner_address,
'partner_balance': partner_balance,
'settle_timeout': self.contract.settle_timeout,
}
def close(self, our_address, first_transfer, second_transfer):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
first_encoded = None
second_encoded = None
if first_transfer is not None:
first_encoded = first_transfer.encode()
if second_transfer is not None:
second_encoded = second_transfer.encode()
self.contract.close(
ctx,
first_encoded,
second_encoded,
)
data = {
'_event_type': 'ChannelClosed',
'closing_address': our_address,
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(CHANNELCLOSED_EVENTID, CHANNELCLOSED_EVENT, data, self.address)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def update_transfer(self, our_address, transfer):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
if transfer is not None:
self.contract.update_transfer(
ctx,
transfer.encode(),
)
def unlock(self, our_address, unlock_proofs):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
'msg.sender': our_address,
}
for merkle_proof, locked_encoded, secret in unlock_proofs:
if isinstance(locked_encoded, messages.Lock):
raise ValueError('unlock must be called with a lock encoded `.as_bytes`')
merkleproof_encoded = ''.join(merkle_proof)
self.contract.unlock(
ctx,
locked_encoded,
merkleproof_encoded,
secret,
)
data = {
'_event_type': 'ChannelSecretRevealed',
'secret': secret,
}
event = ethereum_event(
CHANNELSECRETREVEALED_EVENTID,
CHANNELSECRETREVEALED_EVENT,
data,
self.address,
)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def settle(self):
ctx = {
'block_number': BlockChainServiceMock.block_number(),
}
self.contract.settle(ctx)
data = {
'_event_type': 'ChannelSettled',
'block_number': BlockChainServiceMock.block_number(),
}
event = ethereum_event(CHANNELSETTLED_EVENTID, CHANNELSETTLED_EVENT, data, self.address)
for filter_ in BlockChainServiceMock.filters[self.address]:
filter_.event(event)
def channelnewbalance_filter(self):
topics = [CHANNELNEWBALANCE_EVENTID]
filter_ = FilterMock(topics, next(FILTER_ID_GENERATOR))
BlockChainServiceMock.filters[self.address].append(filter_)
return filter_
def channelsecretrevealed_filter(self):
topics = [CHANNELSECRETREVEALED_EVENTID]
filter_ = FilterMock(topics, next(FILTER_ID_GENERATOR))
BlockChainServiceMock.filters[self.address].append(filter_)
return filter_
def channelclosed_filter(self):
topics = [CHANNELCLOSED_EVENTID]
filter_ = FilterMock(topics, next(FILTER_ID_GENERATOR))
BlockChainServiceMock.filters[self.address].append(filter_)
return filter_
def channelsettled_filter(self):
topics = [CHANNELSETTLED_EVENTID]
filter_ = FilterMock(topics, next(FILTER_ID_GENERATOR))
BlockChainServiceMock.filters[self.address].append(filter_)
return filter_
