def get_test_ask(self):
askDict = {
"model": "QmaRmbJtyfMDBfkDETTPAxKUUcSqZKXWwFKKoZ318nrPku",
"objective": "Qmb3H3tHZ1QutcrLq7WEtQWbEWjA11aPqVmeatMSrmFXvE",
"token": self.test_token,
"cost": 0,
"lighthouse": self.lighthouse_address,
"validator": "0x0000000000000000000000000000000000000000",
"validatorFee": 0,
"deadline": 9999999
}
ask = Demand()
model_mh = Multihash()
model_mh.multihash = askDict['model']
objective_mh = Multihash()
objective_mh.multihash = askDict['objective']
ask.model = model_mh
ask.objective = objective_mh
ask.token = askDict['token']
ask.cost = askDict['cost']
ask.lighthouse = askDict['lighthouse']
ask.validator = askDict['validator']
ask.validatorFee = askDict['validatorFee']
ask.deadline = askDict['deadline']
return ask
def create_demand(fields: dict) -> Demand:
rospy.loginfo("Creating an demand...")
demand = Demand()
demand.model = Multihash(fields["model"]["multihash"])
demand.objective = Multihash(fields["objective"]["multihash"])
demand.token = Address(fields["token"]["address"])
demand.cost = UInt256(fields["cost"]["uint256"])
demand.lighthouse = Address(fields["lighthouse"]["address"])
demand.validator = Address(fields["validator"]["address"])
demand.validatorFee = UInt256(fields["validatorFee"]["uint256"])
demand.deadline = UInt256(fields["deadline"]["uint256"])
rospy.loginfo(demand)
return demand
def dict2demand(m):
msg = Demand()
msg.model.multihash = m['model']
msg.objective.multihash = m['objective']
msg.token.address = m['token']
msg.cost.uint256 = str(m['cost'])
msg.lighthouse.address = m['lighthouse']
msg.validator.address = m['validator']
msg.validatorFee.uint256 = str(m['validatorFee'])
msg.deadline.uint256 = str(m['deadline'])
msg.sender.address = m['sender']
msg.nonce.uint256 = str(m['nonce'])
if m['signature']:
msg.signature = unhexlify(m['signature'].encode('utf-8'))
return msg
def make_demand(self, objective: Multihash, cost: UInt256):
rospy.loginfo('Making demand...')
demand = Demand()
demand.model = Multihash()
demand.model.multihash = self.MODEL
demand.objective = objective
demand.token = Address()
demand.token.address = self.TOKEN
demand.cost = cost
demand.lighthouse = Address()
demand.lighthouse.address = self.LIGHTHOUSE
demand.validator = Address()
demand.validator.address = '0x0000000000000000000000000000000000000000'
demand.validatorFee = UInt256()
demand.validatorFee.uint256 = '0'
demand.deadline = self.get_deadline()
self.signing_demand.publish(demand)
rospy.loginfo(demand)
def getValidAsk():
a = Demand()
model = Multihash()
model.multihash = validAskDict['model']
objective = Multihash()
objective.multihash = validAskDict['objective']
a.model = model
a.objective = objective
a.token = validAskDict['token']
a.cost = validAskDict['cost']
a.lighthouse = validAskDict['lighthouse']
a.validator = validAskDict['validator']
a.validatorFee = validAskDict['validatorFee']
a.deadline = validAskDict['deadline']
a.nonce = unhexlify(validAskDict['nonce'].encode('utf-8'))
a.signature = unhexlify(validAskDict['signature'].encode('utf-8'))
return a
def dict2ask(m):
msg = Demand()
model_mh = Multihash()
model_mh.multihash = m['model']
objective_mh = Multihash()
objective_mh.multihash = m['objective']
msg.model = model_mh
msg.objective = objective_mh
msg.token = m['token']
msg.cost = m['cost']
msg.lighthouse = m['lighthouse']
msg.validator = m['validator']
msg.validatorFee = m['validatorFee']
msg.deadline = m['deadline']
msg.nonce = unhexlify(m['nonce'].encode('utf-8'))
msg.signature = unhexlify(m['signature'].encode('utf-8'))
return msg
def getValidAsk():
a = Demand()
a.model = Multihash()
a.model.multihash = validAskDict['model']
a.objective = Multihash()
a.objective.multihash = validAskDict['objective']
a.token = Address()
a.token.address = validAskDict['token']
a.cost = UInt256()
a.cost.uint256 = str(validAskDict['cost'])
a.lighthouse = Address()
a.lighthouse.address = validAskDict['lighthouse']
a.validator = Address()
a.validator.address = validAskDict['validator']
a.validatorFee = UInt256()
a.validatorFee.uint256 = str(validAskDict['validatorFee'])
a.deadline = UInt256()
a.deadline.uint256 = str(validAskDict['deadline'])
a.sender = Address()
a.sender.address = validAskDict['sender']
a.signature = unhexlify(validAskDict['signature'].encode('utf-8'))
return a
rospy.loginfo('Node launched')
model = MODEL or input('Model IPFS hash: ')
objective = OBJECTIVE or input('Objective IPFS hash: ')
token = TOKEN or input('Token: ')
price = PRICE or input('Price: ')
lifetime = LIFETIME or input('Demand lifetime: ')
deadline = str(
rospy.ServiceProxy('/eth/current_block', BlockNumber)().number +
int(lifetime))
rospy.loginfo('Making demand...')
# Demand message consists of the following fields
demand = Demand()
demand.model = Multihash()
demand.model.multihash = model
demand.objective = Multihash()
demand.objective.multihash = objective
demand.lighthouse = Address()
demand.lighthouse.address = '0xD40AC7F1e5401e03D00F5aeC1779D8e5Af4CF9f1'
demand.token = Address()
demand.token.address = token
demand.cost = UInt256()
demand.cost.uint256 = str(price)
demand.validatorFee = UInt256()
demand.validatorFee.uint256 = '0'
demand.validator = Address()
demand.validator.address = '0x0000000000000000000000000000000000000000'
demand.deadline = UInt256()
def make_demand(objective: str, cost: int) -> Demand:
rospy.loginfo('Making demand...')
demand = Demand()
demand.model = Multihash(MODEL)
demand.objective = Multihash(objective)
demand.token = Address(TOKEN)
demand.cost = UInt256(str(cost))
demand.lighthouse = Address(LIGHTHOUSE)
demand.validator = Address(VALIDATOR)
demand.validatorFee = UInt256('0')
demand.deadline = UInt256()
demand.deadline.uint256 = make_deadline()
demand.nonce = UInt256('0')
rospy.loginfo(demand)
return demand
def dict2ask(m):
msg = Demand()
msg.model = Multihash()
msg.model.multihash = m['model']
msg.objective = Multihash()
msg.objective.multihash = m['objective']
msg.token = Address()
msg.token.address = m['token']
msg.cost = UInt256()
msg.cost.uint256 = str(m['cost'])
msg.lighthouse = Address()
msg.lighthouse.address = m['lighthouse']
msg.validator = Address()
msg.validator.address = m['validator']
msg.validatorFee = UInt256()
msg.validatorFee.uint256 = str(m['validatorFee'])
msg.deadline = UInt256()
msg.deadline.uint256 = str(m['deadline'])
msg.sender = Address()
msg.sender.address = m['sender']
msg.signature = unhexlify(m['signature'].encode('utf-8'))
return msg