def do_transaction(self, arg):
"""Send coins to address. Usage: transaction <destination> <amount>"""
global USER_WALLET
try:
source_address = USER_WALLET.get_address()
except:
print("Wallet not configured")
self.typecmd("help wallet")
return
args = arg.split()
if len(args) == 2:
address = args[0]
amount = args[1]
else:
address = input("enter recipient address : ")
amount = input("enter amount : ")
try:
amount = float(amount)
except ValueError:
print("Incorrect amount")
return
magic = api.get_magic()
t = transaction.Transaction(source_address, address, amount, magic=magic)
USER_WALLET.sign_transaction(t)
if self.api.push_transaction(t):
print("OK")
else:
print("KO")
def do_mine(args):
"""Mine a block."""
w = Wallet.load_keys(args.wallet)
magic = args.api.get_magic()
coinbase = transaction.Transaction("0", w.get_address(), 1, magic=magic)
print("Mining block...")
b = mine(coinbase, args.api)
print("Pushing block...")
args.api.push_block(b)
print("Successfully mined block.")
def do_transaction(args):
"""Perform a transaction."""
w = Wallet.load_keys(args.wallet)
magic = args.api.get_magic()
tx = transaction.Transaction(w.get_address(),
args.destination,
args.amount,
magic=magic)
w.sign_transaction(tx)
if args.api.push_transaction(tx):
print("Transaction successfully broadcasted.")
else:
print("[Error] Failed to broadcast transaction.")
def from_json(data):
"""Loads a JSON representation, and returns an object"""
try:
if type(data) != dict:
dic = json.loads(data)
else:
dic = data
if dic["_child_1"] is not None:
c1 = TreeNode.from_json(dic["_child_1"])
dic.update({"_child_1": c1})
if dic["_child_2"] is not None:
c2 = TreeNode.from_json(dic["_child_2"])
dic.update({"_child_2": c2})
if dic["_data"] is not None:
t = transaction.Transaction(**dic["_data"])
dic.update({"_data": t})
n = TreeNode(**dic)
return n
except:
raise (ValueError("JSON could not be loaded"))
def do_mine(self, arg):
"""Miner control. Usage: mine <start|stop>"""
if arg == "start":
global USER_WALLET
try:
source_address = USER_WALLET.get_address()
except:
print("Wallet not configured")
self.typecmd("help wallet")
return
global MINING_POOL
magic = api.get_magic()
t = transaction.Transaction("0", USER_WALLET.get_address(), 1, magic=magic)
print("Starting miner")
sys.stdout.flush()
MINING_POOL.apply_async(mine, (t, self.api), callback=miner_push_block, error_callback=mine_error)
elif arg == "stop":
pass
else:
print("Invalid subcommand")
self.typecmd("help mine")
return