class EthereumProtocol(DummyWIF, BitcoinProtocol):
addr_width = 40
mmtypes = ('E', )
dfl_mmtype = 'E'
name = 'ethereum'
base_coin = 'ETH'
pubkey_type = 'std' # required by DummyWIF
data_subdir = ''
daemon_name = 'parity'
daemon_family = 'parity'
rpc_port = 8545
mmcaps = ('key', 'addr', 'rpc')
coin_amt = ETHAmt
max_tx_fee = ETHAmt('0.005')
chain_name = 'foundation'
sign_mode = 'standalone'
caps = ('token', )
@classmethod
def verify_addr(cls, addr, hex_width, return_dict=False):
from mmgen.util import is_hex_str_lc
if is_hex_str_lc(addr) and len(addr) == cls.addr_width:
return {'hex': addr, 'format': 'ethereum'} if return_dict else True
if g.debug: Msg("Invalid address '{}'".format(addr))
return False
@classmethod
def pubhash2addr(cls, pubkey_hash, p2sh):
assert len(
pubkey_hash) == 40, '{}: invalid length for pubkey hash'.format(
len(pubkey_hash))
assert not p2sh, 'Ethereum has no P2SH address format'
return pubkey_hash
async def do_transfer(rpc):
for i in range(2):
tk = await TokenResolve(
self.proto, rpc,
self.read_from_tmpfile(f'token_addr{i+1}').strip())
imsg_r('\n' + await tk.info())
imsg('dev token balance (pre-send): {}'.format(
await tk.get_balance(dfl_addr)))
imsg('Sending {} {} to address {} ({})'.format(
amt, self.proto.dcoin, usr_addrs[i], usr_mmaddrs[i]))
from mmgen.obj import ETHAmt
txid = await tk.transfer(dfl_addr,
usr_addrs[i],
amt,
dfl_privkey,
start_gas=ETHAmt(60000, 'wei'),
gasPrice=ETHAmt(8, 'Gwei'))
assert (await self.get_exec_status(txid)
) != 0, 'Transfer of token funds failed. Aborting'
def do_transfer():
for i in range(2):
tk = Token(
self.read_from_tmpfile('token_addr{}'.format(i +
1)).strip())
imsg_r('\n' + tk.info())
imsg('dev token balance (pre-send): {}'.format(
tk.balance(dfl_addr)))
imsg('Sending {} {} to address {} ({})'.format(
amt, g.coin, usr_addrs[i], usr_mmaddrs[i]))
from mmgen.obj import ETHAmt
txid = tk.transfer(dfl_addr,
usr_addrs[i],
amt,
dfl_privkey,
start_gas=ETHAmt(60000, 'wei'),
gasPrice=ETHAmt(8, 'Gwei'))
assert etx.get_exec_status(
txid,
True) != 0, 'Transfer of token funds failed. Aborting'
def rpc_get_balance(self, addr):
return ETHAmt(int(g.rpch.eth_getBalance('0x' + addr), 16), 'wei')
async def get_balance(self, acct_addr):
return ETHAmt(await self.do_call('balanceOf(address)',
acct_addr.rjust(64, '0'),
toUnit=True))
def transferdata2amt(self, data): # online
return ETHAmt(int(parse_abi(data)[-1], 16) * self.base_unit)
def get_unspent_data(self):
super(type(self), self).get_unspent_data()
for e in self.unspent:
e.amt2 = ETHAmt(int(g.rpch.eth_getBalance('0x' + e.addr), 16),
'wei')
async def rpc_get_balance(self,addr):
return ETHAmt(int(await self.rpc.call('eth_getBalance','0x'+addr),16),'wei')