def applytx(blockdata, txdata, debug=0):
block = blocks.Block(blockdata.decode('hex'))
tx = transactions.Transaction.parse(txdata.decode('hex'))
if debug:
processblock.debug = 1
o = processblock.apply_tx(block, tx)
return block.serialize().encode('hex'), ''.join(o).encode('hex')
def applytx(blockdata, txdata, debug=0):
block = blocks.Block(blockdata.decode('hex'))
tx = transactions.Transaction.parse(txdata.decode('hex'))
if debug:
processblock.debug = 1
o = processblock.apply_tx(block, tx)
return block.serialize().encode('hex'), ''.join(o).encode('hex')
def applytx(blockdata, txdata, debug=0, limit=2 ** 100):
block = blocks.Block(blockdata.decode('hex'))
tx = transactions.Transaction.parse(txdata.decode('hex'))
if tx.startgas > limit:
raise Exception("Transaction is asking for too much gas!")
if debug:
processblock.debug = 1
o = processblock.apply_tx(block, tx)
return block.serialize().encode('hex'), ''.join(o).encode('hex')
def applytx(blockdata, txdata, debug=0, limit=2 ** 100):
block = blocks.Block.hex_deserialize(blockdata)
tx = transactions.Transaction.hex_deserialize(txdata)
if tx.startgas > limit:
raise Exception("Transaction is asking for too much gas!")
if debug:
processblock.debug = 1
success, o = processblock.apply_tx(block, tx)
return {
"block": block.hex_serialize(),
"result": ''.join(o).encode('hex') if tx.to else ''.join(o)
}
def deserialize_child(self, rlpdata):
"""
deserialization w/ replaying transactions
"""
header_args, transaction_list, uncles = rlp.decode(rlpdata)
assert len(header_args) == len(block_structure)
kargs = dict(transaction_list=transaction_list, uncles=uncles)
# Deserialize all properties
for i, (name, typ, default) in enumerate(block_structure):
kargs[name] = utils.decoders[typ](header_args[i])
block = Block.init_from_parent(self,
kargs['coinbase'],
extra_data=kargs['extra_data'],
timestamp=kargs['timestamp'])
block.finalize() # this is the first potential state change
# replay transactions
for tx_serialized, _state_root, _gas_used_encoded in transaction_list:
tx = transactions.Transaction.deserialize(tx_serialized)
processblock.apply_tx(block, tx)
assert _state_root == block.state.root
assert utils.decode_int(_gas_used_encoded) == block.gas_used
# checks
assert block.prevhash == self.hash
assert block.state.root == kargs['state_root']
assert block.tx_list_root == kargs['tx_list_root']
assert block.gas_used == kargs['gas_used']
assert block.gas_limit == kargs['gas_limit']
assert block.timestamp == kargs['timestamp']
assert block.difficulty == kargs['difficulty']
assert block.number == kargs['number']
assert block.extra_data == kargs['extra_data']
assert utils.sha3(rlp.encode(block.uncles)) == kargs['uncles_hash']
block.uncles_hash = kargs['uncles_hash']
block.nonce = kargs['nonce']
block.min_gas_price = kargs['min_gas_price']
return block
def deserialize_child(self, rlpdata):
"""
deserialization w/ replaying transactions
"""
header_args, transaction_list, uncles = rlp.decode(rlpdata)
assert len(header_args) == len(block_structure)
kargs = dict(transaction_list=transaction_list, uncles=uncles)
# Deserialize all properties
for i, (name, typ, default) in enumerate(block_structure):
kargs[name] = utils.decoders[typ](header_args[i])
block = Block.init_from_parent(self, kargs['coinbase'],
extra_data=kargs['extra_data'],
timestamp=kargs['timestamp'])
block.finalize() # this is the first potential state change
# replay transactions
for tx_serialized, _state_root, _gas_used_encoded in transaction_list:
tx = transactions.Transaction.deserialize(tx_serialized)
processblock.apply_tx(block, tx)
assert _state_root == block.state.root
assert utils.decode_int(_gas_used_encoded) == block.gas_used
# checks
assert block.prevhash == self.hash
assert block.state.root == kargs['state_root']
assert block.tx_list_root == kargs['tx_list_root']
assert block.gas_used == kargs['gas_used']
assert block.gas_limit == kargs['gas_limit']
assert block.timestamp == kargs['timestamp']
assert block.difficulty == kargs['difficulty']
assert block.number == kargs['number']
assert block.extra_data == kargs['extra_data']
assert utils.sha3(rlp.encode(block.uncles)) == kargs['uncles_hash']
block.uncles_hash = kargs['uncles_hash']
block.nonce = kargs['nonce']
block.min_gas_price = kargs['min_gas_price']
return block
def handle_new_dc(self, dc):
nonce, to_addr, from_addr, sig, msghash, msgsize, data = self.unpackage_dc(dc)
print data
if self.dcp_list.has_key(to_addr):
print 'addr exists! adding dc'
self._add_dc_to_dcp(to_addr, from_addr, sig, msghash, msgsize, data)
elif self.route_risk:
print 'addr does not exist. adding new dcp'
self.init_dcp(to_addr)
self._add_dc_to_dcp(to_addr, from_addr, sig, msghash, msgsize, data)
else:
return
self.remove_old_tx(to_addr)
self.dcp_list[to_addr].nonce = self.miner.block.get_nonce(self_addr) # add nonce here since we removed a transaction (maybeS)
success, ans = processblock.apply_tx(self.miner.block, self.dcp_list[to_addr])
print success, ans
def handle_new_dc(self, dc):
nonce, to_addr, from_addr, sig, msghash, msgsize, data = self.unpackage_dc(
dc)
print data
if self.dcp_list.has_key(to_addr):
print 'addr exists! adding dc'
self._add_dc_to_dcp(to_addr, from_addr, sig, msghash, msgsize,
data)
elif self.route_risk:
print 'addr does not exist. adding new dcp'
self.init_dcp(to_addr)
self._add_dc_to_dcp(to_addr, from_addr, sig, msghash, msgsize,
data)
else:
return
self.remove_old_tx(to_addr)
self.dcp_list[to_addr].nonce = self.miner.block.get_nonce(
self_addr
) # add nonce here since we removed a transaction (maybeS)
success, ans = processblock.apply_tx(self.miner.block,
self.dcp_list[to_addr])
print success, ans
import blocks as b
import transactions as t
import utils as u
import sys
k = u.sha3('cow')
v = u.privtoaddr(k)
k2 = u.sha3('horse')
v2 = u.privtoaddr(k2)
print "Starting boring transfer test"
blk = b.Block.genesis({ v: 10**18 })
# Give tx2 some money
tx = t.Transaction(0,10**16,10**12,1000,v2,'').sign(k)
pb.apply_tx(blk,tx)
print "New balance of v1: ", blk.get_balance(v)
print "New balance of v2: ", blk.get_balance(v2)
print "Starting namecoin tests"
blk = b.Block.genesis({ v: 10**18 })
scode1 = '''
if !contract.storage[msg.data[0]]:
contract.storage[msg.data[0]] = msg.data[1]
return(1)
else:
return(0)
'''
code1 = serpent.compile(scode1)
print "AST", serpent.rewrite(serpent.parse(scode1))
print "Assembly", serpent.compile_to_assembly(scode1)
import blocks as b
import transactions as t
import utils as u
import sys
k = u.sha3('cow')
v = u.privtoaddr(k)
k2 = u.sha3('horse')
v2 = u.privtoaddr(k2)
print "Starting boring transfer test"
blk = b.Block.genesis({v: 10**18})
# Give tx2 some money
tx = t.Transaction(0, 10**16, 10**12, 1000, v2, '').sign(k)
pb.apply_tx(blk, tx)
print "New balance of v1: ", blk.get_balance(v)
print "New balance of v2: ", blk.get_balance(v2)
print "Starting namecoin tests"
blk = b.Block.genesis({v: 10**18})
scode1 = '''
if !contract.storage[msg.data[0]]:
contract.storage[msg.data[0]] = msg.data[1]
return(1)
else:
return(0)
'''
code1 = serpent.compile(scode1)
print "AST", serpent.rewrite(serpent.parse(scode1))
print "Assembly", serpent.compile_to_assembly(scode1)
def apply_transaction(self, tx):
return processblock.apply_tx(self, tx)
# nonce,gasprice,startgas,to,value,data,v,r,s
tx = t.Transaction(0, gasprice, startgas, v2, u.denoms.finney * 10, '').sign(k)
assert blk in set([blk])
assert tx in set([tx])
assert tx.hex_hash() == \
t.Transaction.deserialize(tx.serialize()).hex_hash()
assert tx.hex_hash() == \
t.Transaction.hex_deserialize(tx.hex_serialize()).hex_hash()
assert tx in set([tx])
assert not tx in blk.get_transactions()
print("Balance of v1: ", blk.get_balance(v), v)
success, res = pb.apply_tx(blk, tx)
assert tx in blk.get_transactions()
print("applied transaction", success, res)
print("New balance of v1: ", blk.get_balance(v), v)
print("New balance of v2: ", blk.get_balance(v2), v2)
print("New balance of coinbase: ", blk.get_balance(blk.coinbase), blk.coinbase)
print('Transactions in block', blk, blk.get_transactions())
assert blk.hex_hash() == \
b.Block.hex_deserialize(blk.hex_serialize()).hex_hash()
assert blk.get_balance(v) == u.denoms.finney * 990
assert blk.get_balance(v2) == u.denoms.finney * 10
print("Starting namecoin tests")
# nonce,gasprice,startgas,to,value,data,v,r,s
tx = t.Transaction(0, gasprice, startgas, v2, u.denoms.finney * 10, '').sign(k)
assert blk in set([blk])
assert tx in set([tx])
assert tx.hex_hash() == \
t.Transaction.deserialize(tx.serialize()).hex_hash()
assert tx.hex_hash() == \
t.Transaction.hex_deserialize(tx.hex_serialize()).hex_hash()
assert tx in set([tx])
assert not tx in blk.get_transactions()
print("Balance of v1: ", blk.get_balance(v), v)
success, res = pb.apply_tx(blk, tx)
assert tx in blk.get_transactions()
print("applied transaction", success, res)
print("New balance of v1: ", blk.get_balance(v), v)
print("New balance of v2: ", blk.get_balance(v2), v2)
print("New balance of coinbase: ", blk.get_balance(blk.coinbase), blk.coinbase)
print ('Transactions in block', blk, blk.get_transactions())
assert blk.hex_hash() == \
b.Block.hex_deserialize(blk.hex_serialize()).hex_hash()
assert blk.get_balance(v) == u.denoms.finney * 990
assert blk.get_balance(v2) == u.denoms.finney * 10
def apply_transaction(self, tx):
return processblock.apply_tx(self, tx)
