def signed_tx_example():
from ethereum.transactions import Transaction
from pyethapp.accounts import mk_privkey, privtoaddr
secret_seed = 'wow'
privkey = mk_privkey(secret_seed)
sender = privtoaddr(privkey)
# fetch nonce
nonce = quantity_decoder(JSONRPCClient().call('eth_getTransactionCount',
address_encoder(sender),
'pending'))
# create transaction
tx = Transaction(nonce,
default_gasprice,
default_startgas,
to=z_address,
value=100,
data='')
tx.sign(privkey)
tx_dict = tx.to_dict()
tx_dict.pop('hash')
res = JSONRPCClient().eth_sendTransaction(**tx_dict)
if len(res) == 20:
print 'contract created @', res.encode('hex')
else:
assert len(res) == 32
print 'tx hash', res.encode('hex')
def tx_example():
"""
unsigned txs is signed on the server which needs to know
the secret key associated with the sending account
it can be added in the config
"""
from pyethapp.accounts import mk_privkey, privtoaddr
secret_seed = 'wow'
sender = privtoaddr(mk_privkey(secret_seed))
res = JSONRPCClient().eth_sendTransaction(sender=sender, to=z_address, value=1000)
if len(res) == 20:
print 'contract created @', res.encode('hex')
else:
assert len(res) == 32
print 'tx hash', res.encode('hex')
def tx_example():
"""
unsigned txs is signed on the server which needs to know
the secret key associated with the sending account
it can be added in the config
"""
from pyethapp.accounts import mk_privkey, privtoaddr
secret_seed = 'wow'
sender = privtoaddr(mk_privkey(secret_seed))
res = JSONRPCClient().eth_sendTransaction(sender=sender,
to=z_address,
value=1000)
if len(res) == 20:
print 'contract created @', res.encode('hex')
else:
assert len(res) == 32
print 'tx hash', res.encode('hex')
def signed_tx_example():
from ethereum.transactions import Transaction
from pyethapp.accounts import mk_privkey, privtoaddr
secret_seed = "wow"
privkey = mk_privkey(secret_seed)
sender = privtoaddr(privkey)
# fetch nonce
nonce = quantity_decoder(JSONRPCClient().call("eth_getTransactionCount", address_encoder(sender), "pending"))
# create transaction
tx = Transaction(nonce, default_gasprice, default_startgas, to=z_address, value=100, data="")
tx.sign(privkey)
tx_dict = tx.to_dict()
tx_dict.pop("hash")
res = JSONRPCClient().eth_sendTransaction(**tx_dict)
if len(res) == 20:
print "contract created @", res.encode("hex")
else:
assert len(res) == 32
print "tx hash", res.encode("hex")
def signed_tx_example(to=z_address, value=100):
from ethereum.transactions import Transaction
from pyethapp.accounts import mk_privkey, privtoaddr
secret_seed = 'wow'
privkey = mk_privkey(secret_seed)
sender = privtoaddr(privkey)
# fetch nonce
nonce = quantity_decoder(
JSONRPCClient().call('eth_getTransactionCount', address_encoder(sender), 'pending'))
# create transaction
tx = Transaction(nonce, default_gasprice, default_startgas, to=z_address, value=value, data='')
tx.sign(privkey)
tx_dict = tx.to_dict()
tx_dict.pop('hash')
res = JSONRPCClient().eth_sendTransaction(**tx_dict)
if len(res) == 20:
print 'contract created @', res.encode('hex')
else:
assert len(res) == 32
print 'tx hash', res.encode('hex')
def send_transaction(self, sender, to, value=0, data='', startgas=0, gasprice=10*denoms.szabo):
"can send a locally signed transaction if privkey is given"
assert self.privkey or sender
if self.privkey:
_sender = sender
sender = privtoaddr(self.privkey)
assert sender == _sender
# fetch nonce
nonce = self.nonce(sender)
if not startgas:
startgas = quantity_decoder(self.call('eth_gasLimit')) - 1
# create transaction
tx = Transaction(nonce, gasprice, startgas, to=to, value=value, data=data)
if self.privkey:
tx.sign(self.privkey)
tx_dict = tx.to_dict()
tx_dict.pop('hash')
for k, v in dict(gasprice='gasPrice', startgas='gas', sender='from').items():
tx_dict[v] = tx_dict.pop(k)
res = self.eth_sendTransaction(**tx_dict)
assert len(res) in (20, 32)
return res.encode('hex')
def sender(self):
if self.privkey:
return privtoaddr(self.privkey)
if self._sender is None:
self._sender = self.coinbase
return self._sender
def new_abi_contract(self, _abi, address):
sender = self.sender or privtoaddr(self.privkey)
return ABIContract(sender, _abi, address, self.eth_call, self.send_transaction)
