def main():
"""Main."""
test = Transaction(123, "Dane", "Someone else", "memes", "memez")
print(test.sign_transaction)
text = b"Meow Meow Meow"
sign.verify(text, sign.sign(text))
print("Unix Epoch: " + str(time.time()))
data1 = ["314", "123", "987", "000", "555"]
# 0x20000f00
difficulty = int(hex(0x000f00 * int((math.pow(2, 8 * (0x20 - 3))))), 16)
chain1 = Chain()
block1 = Block(1, 2, "Richard Nixon :P", difficulty, time.time(),
chain1.blocks[-1], data1)
block1.mine()
chain1.add_block(block1)
chain1.write()
print("Header:\n" + block1.header)
print("Data:\n" + str(block1.data))
Transactions = []
for i in range(64):
Transactions.append(
Transaction("token1", "John" + str(i), "John" + str(i + 1),
"Block Talk", "Blah Blah Blah " + str(i)).transaction)
block2 = Block(1, 2, "Al Gore :P", difficulty, time.time(),
chain1.blocks[-1], Transactions)
block2.mine()
def test_verify():
key = RSA.importKey(PUBLIC_KEY)
tmp_dir = tempfile.mkdtemp()
data_path = join(tmp_dir, 'data')
write_message(data_path)
assert sign.verify(data_path, key, SIGNATURE)
shutil.rmtree(tmp_dir)
def sign_transaction(self):
"""Sign Transaction."""
signature = sign(self.transaction.encode("utf-8"))
if sign.verify(self.transaction.encode("utf-8"), signature):
print("Transaction Signed Successfully!")
return signature
else:
print("Transaction could not be signed.")
return None
def test_roundabout():
tmp_dir = tempfile.mkdtemp()
key_path = join(tmp_dir, 'key')
data_path = join(tmp_dir, 'data')
write_message(data_path)
sign.keygen(key_path)
key = RSA.importKey(open('%s.priv' % key_path).read())
sig = sign.sign(data_path, key)
assert sign.verify(data_path, key, sig)
shutil.rmtree(tmp_dir)
def test_randomdata():
key = RSA.importKey(PRIVATE_KEY)
tmp_dir = tempfile.mkdtemp()
data_path = join(tmp_dir, 'data')
for x in range(100):
with open(data_path, 'wb') as fo:
fo.write(Random.new().read(100))
assert sign.verify(data_path, key,
sign.sign(data_path, key))
shutil.rmtree(tmp_dir)
def getnewsha1(self,path,oldsha1):
output = FileUtil.open(path,"wb")
output.write(self.netopen('/'+common.CONFIG_SHA1))
output.close()
input = FileUtil.open(path,"r")
tmp2 = input.read()
input.close()
hash = self.netopen('/'+common.CONFIG_SIGN)
print 'Verifing Hash Table.....'
ok = verify(tmp2,hash)
if not ok:
print 'Verify Failed!'
sys.exit()
print 'Verify Successful1!'
def getnewsha1(self, path, oldsha1):
output = FileUtil.open(path, "wb")
output.write(self.getfile('/' + common.CONFIG_SHA1))
output.close()
input = FileUtil.open(path, "r")
tmp2 = input.read()
input.close()
hash = self.getfile('/' + common.CONFIG_SIGN)
print 'Verifing Hash Table.....'
ok = verify(tmp2, hash)
if not ok:
print 'Verify Failed!'
raise urllib2.HTTPError(filename, '500', 'Verify Failed!', '',
None)
print 'Verify Successful1!'
def chain_verify(input_data):
data = input_data.split('$')
paired_data = tuple(zip(data[::2], data[1::2]))
value, serial_no = paired_data[0]
for i in range(1, len(paired_data)):
sub_data = data[:i * 2 + 2]
msg = '$'.join(sub_data[:-1])
prev_owner_pubk = sub_data[-2]
if i == 1:
pubk = gold_pubkh
else:
pubk = prev_owner_pubk
signature = sub_data[-1]
if not verify(ADDRESS_DICT[pubk], msg, signature):
return False
return True
def verify(self, key, msg, sign):
return s.verify(msg, sign, s.importKey(key), self.__hash_alg)
