def dent(flipper: Flipper, id: int, address: Address, lot: Wad, bid: Rad):
assert (isinstance(flipper, Flipper))
assert (isinstance(id, int))
assert (isinstance(lot, Wad))
assert (isinstance(bid, Rad))
current_bid = flipper.bids(id)
assert current_bid.guy != Address(
"0x0000000000000000000000000000000000000000")
assert current_bid.tic > datetime.now().timestamp(
) or current_bid.tic == 0
assert current_bid.end > datetime.now().timestamp()
assert bid == current_bid.bid
assert bid == current_bid.tab
assert lot < current_bid.lot
assert flipper.beg() * lot <= current_bid.lot
assert flipper.dent(id, lot, bid).transact(from_address=address)
def tend_with_dai(mcd: DssDeployment, c: Collateral, flipper: Flipper,
id: int, address: Address, bid: Rad):
assert (isinstance(mcd, DssDeployment))
assert (isinstance(c, Collateral))
assert (isinstance(flipper, Flipper))
assert (isinstance(id, int))
assert (isinstance(bid, Rad))
flipper.approve(flipper.vat(),
approval_function=hope_directly(from_address=address))
previous_bid = flipper.bids(id)
c.approve(address)
reserve_dai(mcd,
c,
address,
Wad(bid),
extra_collateral=Wad.from_number(2))
TestAuctionKeeperFlipper.tend(flipper, id, address, previous_bid.lot,
bid)
def test_flip(self, web3, d: DssDeployment, bite_event):
# given
nflip = d.cat.nflip()
flipper = Flipper(web3=web3, address=d.cat.flipper(bite_event.ilk))
kicks = flipper.kicks()
# when
assert nflip > 0
flip = d.cat.flips(nflip - 1)
assert flip.tab > Wad(0)
lump = d.cat.lump(flip.urn.ilk)
if flip.tab < lump:
assert d.cat.flip(flip, flip.tab).transact()
else:
assert d.cat.flip(flip, lump).transact()
# then
assert flipper.kicks() == kicks + 1
assert d.cat.flips(flip.id).tab == Wad(0)
def from_json(web3: Web3, conf: str):
conf = json.loads(conf)
pause = DSPause(web3, Address(conf['MCD_PAUSE']))
vat = Vat(web3, Address(conf['MCD_VAT']))
vow = Vow(web3, Address(conf['MCD_VOW']))
jug = Jug(web3, Address(conf['MCD_JUG']))
cat = Cat(web3, Address(conf['MCD_CAT']))
dai = DSToken(web3, Address(conf['MCD_DAI']))
dai_adapter = DaiJoin(web3, Address(conf['MCD_JOIN_DAI']))
flapper = Flapper(web3, Address(conf['MCD_FLAP']))
flopper = Flopper(web3, Address(conf['MCD_FLOP']))
pot = Pot(web3, Address(conf['MCD_POT']))
mkr = DSToken(web3, Address(conf['MCD_GOV']))
spotter = Spotter(web3, Address(conf['MCD_SPOT']))
ds_chief = DSChief(web3, Address(conf['MCD_ADM']))
esm = ShutdownModule(web3, Address(conf['MCD_ESM']))
end = End(web3, Address(conf['MCD_END']))
proxy_registry = ProxyRegistry(web3,
Address(conf['PROXY_REGISTRY']))
dss_proxy_actions = DssProxyActionsDsr(
web3, Address(conf['PROXY_ACTIONS_DSR']))
collaterals = {}
for name in DssDeployment.Config._infer_collaterals_from_addresses(
conf.keys()):
ilk = Ilk(name[0].replace('_', '-'))
if name[1] == "ETH":
gem = DSEthToken(web3, Address(conf[name[1]]))
else:
gem = DSToken(web3, Address(conf[name[1]]))
# PIP contract may be a DSValue, OSM, or bogus address.
pip_address = Address(conf[f'PIP_{name[1]}'])
network = DssDeployment.NETWORKS.get(web3.net.version,
"testnet")
if network == "testnet":
pip = DSValue(web3, pip_address)
else:
pip = OSM(web3, pip_address)
collateral = Collateral(
ilk=ilk,
gem=gem,
adapter=GemJoin(web3,
Address(conf[f'MCD_JOIN_{name[0]}'])),
flipper=Flipper(web3,
Address(conf[f'MCD_FLIP_{name[0]}'])),
pip=pip)
collaterals[ilk.name] = collateral
return DssDeployment.Config(pause, vat, vow, jug, cat, flapper,
flopper, pot, dai, dai_adapter, mkr,
spotter, ds_chief, esm, end,
proxy_registry, dss_proxy_actions,
collaterals)
def main():
if not w3.isConnected():
raise Exception("RPC not connected")
print(f'Current block {w3.eth.blockNumber}')
flipper = Flipper(web3=w3, address=Address(FLIPPER_CONTRACT))
current_block = w3.eth.blockNumber
# Fetch logs
logs: List[LogNote] = []
block = START_BLOCK
block_batch = 5000
while block < END_BLOCK:
print(f"Fetch logs from block {block} to {block + block_batch}")
new_logs = flipper.past_logs_block_range(
block, min(block + block_batch, current_block))
logs += new_logs
block += block_batch
print(f"Found {len(new_logs)} logs")
auctions: dict() = {}
# Process logs
for log in logs:
if isinstance(log, Flipper.KickLog):
auctions[str(log.id)] = [log]
elif isinstance(log, Flipper.TendLog) or isinstance(
log, Flipper.DentLog) or isinstance(log, Flipper.DealLog):
if str(log.id) in auctions:
auctions[str(log.id)].append(log)
else:
raise Exception("Unknown event")
print(f"Found {len(logs)} logs for {len(auctions)} auctions")
print("==================================")
# Print details for each auction
for id, auction in auctions.items():
print_auction_details(auction, current_block)
def setup_method(self):
self.web3 = Web3(HTTPProvider("http://localhost:8555"))
self.web3.eth.defaultAccount = self.web3.eth.accounts[0]
self.our_address = Address(self.web3.eth.defaultAccount)
self.other_address_1 = Address(self.web3.eth.accounts[1])
self.other_address_2 = Address(self.web3.eth.accounts[2])
self.dai = DSToken.deploy(self.web3, 'DAI')
# we need a GemLike version of DSToken with push(bytes32, uint function)
self.gem_addr = Contract._deploy(self.web3, Contract._load_abi(__name__, 'abi/GemMock.abi'), Contract._load_bin(__name__, 'abi/GemMock.bin'), [b'ABC'])
self.gem = DSToken(web3=self.web3, address=self.gem_addr)
self.flipper = Flipper.deploy(self.web3, self.dai.address, self.gem.address)
# Set allowance to allow flipper to move dai and gem
# With full deployment kick is only done by Cat via flip() which take care of allowance via gem.hope()
self.gem.approve(self.flipper.address).transact()
self.gem.approve(self.flipper.address).transact(from_address=self.other_address_1)
self.dai.approve(self.flipper.address).transact()
def from_json(web3: Web3, conf: str):
def address_in_configs(key: str, conf: str) -> bool:
if key not in conf:
return False
elif not conf[key]:
return False
elif conf[key] == "0x0000000000000000000000000000000000000000":
return False
else:
return True
conf = json.loads(conf)
pause = DSPause(web3, Address(conf['MCD_PAUSE']))
vat = Vat(web3, Address(conf['MCD_VAT']))
vow = Vow(web3, Address(conf['MCD_VOW']))
jug = Jug(web3, Address(conf['MCD_JUG']))
cat = Cat(web3, Address(conf['MCD_CAT'])) if address_in_configs(
'MCD_CAT', conf) else None
dog = Dog(web3, Address(conf['MCD_DOG'])) if address_in_configs(
'MCD_DOG', conf) else None
dai = DSToken(web3, Address(conf['MCD_DAI']))
dai_adapter = DaiJoin(web3, Address(conf['MCD_JOIN_DAI']))
flapper = Flapper(web3, Address(conf['MCD_FLAP']))
flopper = Flopper(web3, Address(conf['MCD_FLOP']))
pot = Pot(web3, Address(conf['MCD_POT']))
mkr = DSToken(web3, Address(conf['MCD_GOV']))
spotter = Spotter(web3, Address(conf['MCD_SPOT']))
ds_chief = DSChief(web3, Address(conf['MCD_ADM']))
esm = ShutdownModule(web3, Address(conf['MCD_ESM']))
end = End(web3, Address(conf['MCD_END']))
proxy_registry = ProxyRegistry(web3,
Address(conf['PROXY_REGISTRY']))
dss_proxy_actions = DssProxyActionsDsr(
web3, Address(conf['PROXY_ACTIONS_DSR']))
cdp_manager = CdpManager(web3, Address(conf['CDP_MANAGER']))
dsr_manager = DsrManager(web3, Address(conf['DSR_MANAGER']))
faucet = TokenFaucet(
web3, Address(conf['FAUCET'])) if address_in_configs(
'FAUCET', conf) else None
collaterals = {}
for name in DssDeployment.Config._infer_collaterals_from_addresses(
conf.keys()):
ilk = vat.ilk(name[0].replace('_', '-'))
if name[1] == "ETH":
gem = DSEthToken(web3, Address(conf[name[1]]))
else:
gem = DSToken(web3, Address(conf[name[1]]))
if name[1] in [
'USDC', 'WBTC', 'TUSD', 'USDT', 'GUSD', 'RENBTC'
]:
adapter = GemJoin5(web3,
Address(conf[f'MCD_JOIN_{name[0]}']))
else:
adapter = GemJoin(web3,
Address(conf[f'MCD_JOIN_{name[0]}']))
# PIP contract may be a DSValue, OSM, or bogus address.
pip_name = f'PIP_{name[1]}'
pip_address = Address(
conf[pip_name]
) if pip_name in conf and conf[pip_name] else None
val_name = f'VAL_{name[1]}'
val_address = Address(
conf[val_name]
) if val_name in conf and conf[val_name] else None
if pip_address: # Configure OSM as price source
if name[1].startswith('UNIV2'):
pip = Univ2LpOSM(web3, pip_address)
else:
pip = OSM(web3, pip_address)
elif val_address: # Configure price using DSValue
pip = DSValue(web3, val_address)
else:
pip = None
auction = None
if f'MCD_FLIP_{name[0]}' in conf:
auction = Flipper(web3,
Address(conf[f'MCD_FLIP_{name[0]}']))
elif f'MCD_CLIP_{name[0]}' in conf:
auction = Clipper(web3,
Address(conf[f'MCD_CLIP_{name[0]}']))
collateral = Collateral(ilk=ilk,
gem=gem,
adapter=adapter,
auction=auction,
pip=pip,
vat=vat)
collaterals[ilk.name] = collateral
return DssDeployment.Config(pause, vat, vow, jug, cat, dog,
flapper, flopper, pot, dai,
dai_adapter, mkr, spotter, ds_chief,
esm, end, proxy_registry,
dss_proxy_actions, cdp_manager,
dsr_manager, faucet, collaterals)
def last_log(flipper: Flipper):
current_block = flipper.web3.eth.blockNumber
return flipper.past_logs(current_block - 1, current_block)[0]
def __init__(self, flipper: Flipper):
assert isinstance(flipper, Flipper)
self.flipper = flipper
self.beg = flipper.beg()