class AddressToUrlTestCase(unittest.TestCase):
def setUp(self):
with open('compiled.evm') as f:
compiled = f.read().rstrip()
self.c = EthJsonRpc()
self.c._call('evm_reset')
self.cb = self.c.eth_coinbase()
self.contract_addr = self.AddressToUrl(self.cb, compiled)
def tearDown(self):
pass
def test_set(self):
url = 'http://www.yahoo.com'
self.set_url(self.cb, self.contract_addr, url)
result = self.get_url(self.contract_addr, self.cb[2:])
self.assertEqual(url, result)
def test_set_clear(self):
url = 'http://www.yahoo.com'
self.set_url(self.cb, self.contract_addr, url)
result = self.get_url(self.contract_addr, self.cb[2:])
self.assertEqual(url, result)
self.set_url(self.cb, self.contract_addr, '')
result = self.get_url(self.contract_addr, self.cb[2:])
self.assertEqual('', result)
def test_get(self):
result = self.get_url(self.contract_addr, self.cb[2:])
self.assertEqual('', result)
################################################################################
def AddressToUrl(self, sender, compiled):
'''
constructor
'''
sig = 'AddressToUrl()'
args = []
tx = self.c.create_contract(sender, compiled, 300000, sig, args)
return self.c.get_contract_address(tx)
def set_url(self, sender, contract_addr, ip):
sig = 'set_url(string)'
args = [ip]
self.c.call_with_transaction(sender, contract_addr, sig, args)
def get_url(self, contract_addr, addr):
sig = 'get_url(address)'
args = [addr]
result_types = ['string']
return self.c.call(contract_addr, sig, args, result_types)[0]
class AddressToUrlTestCase(unittest.TestCase):
def setUp(self):
with open('compiled.evm') as f:
compiled = f.read().rstrip()
self.c = EthJsonRpc()
self.c._call('evm_reset')
self.cb = self.c.eth_coinbase()
self.contract_addr = self.AddressToUrl(self.cb, compiled)
def tearDown(self):
pass
def test_set(self):
url = 'http://www.yahoo.com'
self.set_url(self.cb, self.contract_addr, url)
result = self.get_url(self.contract_addr, self.cb[2:])
self.assertEqual(url, result)
def test_set_clear(self):
url = 'http://www.yahoo.com'
self.set_url(self.cb, self.contract_addr, url)
result = self.get_url(self.contract_addr, self.cb[2:])
self.assertEqual(url, result)
self.set_url(self.cb, self.contract_addr, '')
result = self.get_url(self.contract_addr, self.cb[2:])
self.assertEqual('', result)
def test_get(self):
result = self.get_url(self.contract_addr, self.cb[2:])
self.assertEqual('', result)
################################################################################
def AddressToUrl(self, sender, compiled):
'''
constructor
'''
sig = 'AddressToUrl()'
args = []
tx = self.c.create_contract(sender, compiled, 300000, sig, args)
return self.c.get_contract_address(tx)
def set_url(self, sender, contract_addr, ip):
sig = 'set_url(string)'
args = [ip]
self.c.call_with_transaction(sender, contract_addr, sig, args)
def get_url(self, contract_addr, addr):
sig = 'get_url(address)'
args = [addr]
result_types = ['string']
return self.c.call(contract_addr, sig, args, result_types)[0]
def main():
#
# create rpc interface
#
try:
rpc = EthJsonRpc(RPC_HOST, RPC_PORT)
except:
print('unable to connect to rpc server at {}:{}'.format(
RPC_HOST, RPC_PORT))
sys.exit(-1)
method = sys.argv[1]
if method == "newContract":
owner = sys.argv[2]
partner = sys.argv[3]
text = sys.argv[4]
tx = rpc.call_with_transaction(owner,
CONTRACT_STORAGE_ADDRESS,
'createNewContract(string,string)',
[partner, text],
gas=GAS)
print(format(tx))
elif method == "contractData":
trans_addr = sys.argv[2]
trans = rpc.eth_getTransactionByHash(trans_addr)
res = Decoder.decodeABI(trans['input'],
'createNewContract(string,string)',
['string', 'string'])
print(res)
elif method == "newUser":
address = sys.argv[2]
dataString = sys.argv[3]
tx = rpc.call_with_transaction(address,
USER_STORAGE_ADDRESS,
'setUserIdentityDocs(string)',
[dataString],
gas=GAS)
elif method == "identification":
account_addr = sys.argv[2]
transactionHashes, identityDocuments = rpc.call(
USER_STORAGE_ADDRESS, 'getUser(address)', [account_addr],
['string', 'string'])
print(identityDocuments)
elif method == "accounts":
account_id = sys.argv[2]
print(rpc.eth_accounts()[int(account_id)])
else:
print("method not recognized!")
def get_eth(key_from, task_price):
# Тут стучимся в эфир
compiled = u"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"
c = EthJsonRpc('127.0.0.1', 8545)
c.net_version()
# continued from above
contract_tx = c.create_contract(settings.GENERAL_KEY, compiled, gas=300000)
contract_addr = c.get_contract_address(contract_tx)
value = task_price/(10**18)
tx = c.call_with_transaction(settings.GENERAL_KEY, contract_addr, 'transferFrom({0}, {1}, {2})'.format( settings.GENERAL_KEY, key_from, value), ['Hello, world'])
return tx
def synchronize(backend,
strategy,
user,
response,
is_new=False,
*args,
**kwargs):
compiled = u"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"
c = EthJsonRpc('127.0.0.1', 8545)
c.net_version()
# continued from above
contract_tx = c.create_contract(settings.GENERAL_KEY, compiled, gas=300000)
contract_addr = c.get_contract_address(contract_tx)
balans = c.call_with_transaction(
settings.GENERAL_KEY, contract_addr,
'eth.getBalance("{0}")'.format(settings.GENERAL_KEY), ['Hello, world'])
user.balans = balans
user.save()
return True
def main():
#
# receive contract addr
#
if len(sys.argv) != 3:
print('Usage:\npython user.py <contract addr> <account addr>')
sys.exit(-1)
contract_addr = sys.argv[1]
account_addr = sys.argv[2]
#
# create rpc interface
#
try:
print('-' * 80)
rpc = EthJsonRpc(RPC_HOST, RPC_PORT)
print('client software: {}'.format(rpc.web3_clientVersion()))
print('block: {}'.format(rpc.eth_blockNumber()))
print('address: {}'.format(rpc.eth_coinbase()))
except:
print('unable to connect to rpc server at {}:{}'.format(
RPC_HOST, RPC_PORT))
sys.exit(-1)
#
# check contract is online
#
print('-' * 80)
if rpc.eth_getCode(contract_addr) == '0x0':
print('!!! contract code not available on blockchain !!!')
sys.exit(-1)
print('found contract on blockchain!')
#
# console
#
topics = []
print('-' * 80)
print('starting chat command line...')
while True:
#
# simply read input
#
sys.stdout.write('>> ')
command = sys.stdin.readline()
#
# quit?
#
if 'q' in command:
sys.exit(0)
#
# show help
#
elif command == '\n' or 'help' in command:
print('commands: help, send, status, topics, search, listen')
#
# compose new message
#
elif 'send' in command:
print('-' * 80)
print('[composing new message]')
sys.stdout.write('message....: ')
msg = sys.stdin.readline().strip()
sys.stdout.write('image file.: ')
img = sys.stdin.readline().strip()
sys.stdout.write('custom tags: ')
tag = sys.stdin.readline().strip()
print('-' * 80)
print('sending...')
# loading image
try:
image = Image.open(img)
except Exception as e:
print('loading {} failed'.format(img))
continue
# prediction
print('precessing image...')
label = ImageClassifier.predict(img)
if label is None:
print('classification failed')
continue
print('label: {}'.format(label))
tag += ' #' + label
bs = ImageHelper.imgToBytes(image)
tx = rpc.call_with_transaction(
account_addr,
contract_addr,
'setNewUserState(string,bytes,string)', [msg, bs, tag],
gas=GAS)
print('done, transaction id: {}'.format(tx))
#
# get own last post
#
elif 'status' in command:
print('-' * 80)
print('[receiving last post]')
userMessage, userImage, userTags = rpc.call(
contract_addr, 'getUserState(address)', [account_addr],
['string', 'bytes', 'string'])
if not userMessage:
print('nothing posted yet')
continue
print(' content: {}'.format(userMessage))
print(' tags...: {}'.format(userTags))
ImageHelper.bytesToImg(userImage).show()
#
# set tag filters
#
elif 'topics' in command:
topics = [t.strip() for t in command.split()[1:]]
if len(topics) == 0:
print('please provide actual topics after <topics> command')
continue
print('filter set for messages on topics: {}'.format(topics))
#
# search complete blockchain for messages with certain tags
#
elif 'search' in command:
if len(topics) == 0:
print('call topics first')
continue
curBlock = rpc.eth_blockNumber()
for i in range(curBlock + 1):
for trans in rpc.eth_getBlockByNumber(i)['transactions']:
res = Decoder.decodeABI(trans['input'])
if res is None:
continue
msg, code, tags = res
if all(t not in tags for t in topics):
continue
print('-' * 80)
print('message from user {} (block {}):'.format(
trans['from'], i))
print(' content: {}'.format(msg))
print(' tags...: {}'.format(tags))
ImageHelper.bytesToImg(code).show(title='{}'.format(tags))
#
# start listening for messages
#
elif 'listen' in command:
if len(topics) == 0:
print('call topics first')
continue
global LISTENING
LISTENING = True
curBlock = rpc.eth_blockNumber()
while LISTENING:
newBlock = rpc.eth_blockNumber()
if newBlock > curBlock:
print('new block detected ({})'.format(newBlock))
curBlock = newBlock
for trans in rpc.eth_getBlockByNumber(
newBlock)['transactions']:
res = Decoder.decodeABI(trans['input'])
if res is None:
continue
msg, code, tags = res
if all(t not in tags for t in topics):
continue
print('-' * 80)
print('message from user {} (block {}):'.format(
trans['from'], newBlock))
print(' content: {}'.format(msg))
print(' tags...: {}'.format(tags))
ImageHelper.bytesToImg(code).show(
title='{}'.format(tags))
time.sleep(1)
#
# default response
#
else:
print('command not recognized')
class Ipv4TestCase(unittest.TestCase):
def setUp(self):
with open('compiled.evm') as f:
compiled = f.read().rstrip()
self.c = EthJsonRpc()
self.c._call('evm_reset')
self.cb = self.c.eth_coinbase()
self.contract_addr = self.AddressToIPv4(self.cb, compiled)
def tearDown(self):
pass
################################################################################
def test_read(self):
result = self.get_ip(self.contract_addr, self.cb[2:])
unchained_ip = self.ip_from_chain(result)
self.assertEqual('0.0.0.0', unchained_ip)
def test_set_read(self):
ip = u'192.168.1.1'
chained_ip = self.ip_to_chain(ip)
self.set_ip(self.cb, self.contract_addr, chained_ip)
result = self.get_ip(self.contract_addr, self.cb[2:])
unchained_ip = self.ip_from_chain(result)
self.assertEqual(ip, unchained_ip)
def test_set_delete_read(self):
ip = u'192.168.1.1'
chained_ip = self.ip_to_chain(ip)
self.set_ip(self.cb, self.contract_addr, chained_ip)
self.delete_ip(self.cb, self.contract_addr)
result = self.get_ip(self.contract_addr, self.cb[2:])
unchained_ip = self.ip_from_chain(result)
self.assertEqual('0.0.0.0', unchained_ip)
################################################################################
def ip_to_chain(self, ip):
return int(IPv4Address(ip))
def ip_from_chain(self, ip):
return str(IPv4Address(ip))
################################################################################
def AddressToIPv4(self, sender, compiled):
'''
constructor
'''
sig = 'AddressToIPv4()'
args = []
tx = self.c.create_contract(sender, compiled, sig, args)
return self.c.get_contract_address(tx)
def set_ip(self, sender, contract_addr, ip):
sig = 'set_ip(uint32)'
args = [ip]
self.c.call_with_transaction(sender, contract_addr, sig, args)
def delete_ip(self, sender, contract_addr):
sig = 'delete_ip()'
args = []
self.c.call_with_transaction(sender, contract_addr, sig, args)
def get_ip(self, contract_addr, addr):
sig = 'get_ip(address)'
args = [addr]
result_types = ['uint32']
return self.c.call(contract_addr, sig, args, result_types)[0]
def main():
#
# create rpc interface
#
try:
rpc = EthJsonRpc(RPC_HOST, RPC_PORT)
except:
print('unable to connect to rpc server at {}:{}'.format(
RPC_HOST, RPC_PORT))
sys.exit(-1)
if sys.argv[1] == "contracts":
transactionHashes, identityDocuments = rpc.call(
USER_STORAGE_ADDRESS, 'getUser(address)',
[0x866d9f0b315afa2dcf31be291882ae9a1965f86a], ['string', 'string'])
print(transactionHashes)
elif sys.argv[1] == "newContract":
owner = sys.argv[2]
partner = sys.argv[3]
text = sys.argv[4]
tx = rpc.call_with_transaction(owner,
CONTRACT_STORAGE_ADDRESS,
'createNewContract(string,string)',
[partner, text],
gas=GAS)
print('done, transaction id: {}'.format(tx))
transHash = format(tx)
trans = rpc.eth_getTransactionByHash(transHash)
res = Decoder.decodeABI(trans['input'],
'createNewContract(string,string)',
['string', 'string'])
print(res)
transHashes = transHash #rpc.call(USER_STORAGE_ADDRESS, 'getUserTransactions(address)', [owner], ['string'])
#transHashes += "," + transHash;
tx = rpc.call_with_transaction(owner,
USER_STORAGE_ADDRESS,
'setUserTransactions(string)',
[transHashes],
gas=GAS)
trans = rpc.eth_getTransactionByHash(format(tx))
res = Decoder.decodeABI(trans['input'], 'setUserTransactions(string)',
['string'])
print(res)
transHashes = transHash #rpc.call(USER_STORAGE_ADDRESS, 'getUserTransactions(address)', [partner], ['string'])
#transHashes += "," + transHash;
tx = rpc.call_with_transaction(partner,
USER_STORAGE_ADDRESS,
'setUserTransactions(string)',
[transHashes],
gas=GAS)
print('done, transaction id: {}'.format(tx))
trans = rpc.eth_getTransactionByHash(format(tx))
res = Decoder.decodeABI(trans['input'], 'setUserTransactions(string)',
['string'])
print(res)
owner = "0x866d9f0b315afa2dcf31be291882ae9a1965f86a"
partner = "0x115908c9272fc6b915286de90e25a24862d69988"
vibrationCountThreshold = 1000
while True:
line = serialTTL.readline()
data = line.split(',')
vibration = data[0]
temperature = data[1]
if (vibration > vibrationThreshold):
vibrationCount = vibrationCount + 1
if (temperature > tempThreshold):
tempCount = tempCount + 1
ts = int(time.time())
if (vibrationCount > vibrationCountThreshold):
#Send a transaction to requestService function of
#MachineService contract with Machine-ID
c.call_with_transaction(c.eth_coinbase(), contract_addr,
'requestService(uint256,uint256,string)',
[ts, machineID, 'High vibrations'])
vibrationCount = 0
if (tempCount > tempCountThreshold):
c.call_with_transaction(c.eth_coinbase(), contract_addr,
'requestService(uint256,uint256,string)',
[ts, machineID, 'High temperature'])
tempCount = 0
time.sleep(1)
class LiteIDContract:
def __init__(self, ip='127.0.0.1', port=8545, contract_id=None):
self.connection = EthJsonRpc(ip, port)
self.contract_id = contract_id
self.abi_def = [{
"constant":
False,
"inputs": [],
"name":
"dumpSaltedHashArray",
"outputs": [{
"name": "Hashes",
"type": "bytes32[]"
}, {
"name": "Salts",
"type": "bytes32[]"
}, {
"name": "Timestamps",
"type": "uint256[]"
}],
"payable":
False,
"type":
"function"
}, {
"constant":
False,
"inputs": [{
"name": "Hash",
"type": "bytes32"
}, {
"name": "Salt",
"type": "bytes32"
}],
"name":
"addHash",
"outputs": [],
"payable":
False,
"type":
"function"
}, {
"inputs": [{
"name": "Hash",
"type": "bytes32"
}, {
"name": "Salt",
"type": "bytes32"
}],
"payable":
False,
"type":
"constructor"
}]
@staticmethod
def _calculate_hash(data_to_hash):
salt = SHA256.new()
salt.update(bytes(random.getrandbits(256)))
original_hash = SHA256.new()
original_hash.update(data_to_hash)
salted_hash = SHA256.new()
salted_hash.update(original_hash.digest() + salt.digest())
salt = salt.hexdigest().decode("hex")
original_hash = original_hash.hexdigest().decode("hex")
salted_hash = salted_hash.hexdigest().decode("hex")
return salted_hash, salt, original_hash, data_to_hash
def unlock_account(self, account, password):
self.connection._call('personal_unlockAccount',
params=[account, password, 36000])
def add_hash(self, data):
if self.contract_id is None:
raise IOError
salted_hash, salt, original_hash, _ = self._calculate_hash(data)
tx = self.connection.call_with_transaction(
self.connection.eth_coinbase(), self.contract_id,
'addHash(bytes32,bytes32)', [salted_hash, salt])
print("Waiting for addHash to be mined")
while self.connection.eth_getTransactionReceipt(tx) is None:
time.sleep(1)
return original_hash
def create_contract(self, data):
if not hasattr(self, 'byte_code'):
contract_file = open(__file__[:-11] + '\LiteID-Contract.sol')
code_data = self.connection.eth_compileSolidity(
contract_file.read())
self.byte_code = code_data['ID']['code']
self.abi_def = code_data['ID']['info']['abiDefinition']
salted_hash, salt, original_hash, _ = self._calculate_hash(data)
tx_id = self.connection.create_contract(self.connection.eth_coinbase(),
self.byte_code,
300000,
sig='addHash(bytes32,bytes32)',
args=[salted_hash, salt])
print("Waiting for contract to be mined")
while self.connection.eth_getTransactionReceipt(tx_id) is None:
time.sleep(1)
self.contract_id = self.connection.eth_getTransactionReceipt(
tx_id)['contractAddress']
return self.contract_id
def dump_hashes(self):
return_types = list()
for item in self.abi_def:
try:
if item['name'] == 'dumpSaltedHashArray':
for i in item['outputs']:
return_types.append(i['type'])
except KeyError:
pass
return_types = ['bytes32[]', 'bytes32[]', 'uint256[]']
return self.connection.call(self.contract_id, 'dumpSaltedHashArray()',
[], return_types)
contract_address = '0x016D9579a34F7855D5A954d127469260e7F3A5a4'
machineID = 123
# Connect to Blockchain network -- Ganache
#
c = EthJsonRpc('192.168.1.4', 8101)
tempCount = 0
tempThreshold = 20 #Celcius
tempCountThreshold = 10
while True:
f = open(device_file, 'r')
lines = f.readlines()
while lines[0].strip()[-3:] != 'YES':
time.sleep(0.2)
lines = read_temp_raw()
equals_pos = lines[1].find('t=')
if equals_pos != -1:
temp_string = lines[1][equals_pos+2:]
temperature = float(temp_string)/1000.0
print "Temp:", temperature, "C"
if(temperature>tempThreshold):
tempCount = tempCount + 1
ts = int(time.time())
print ("ts: ", ts)
if(tempCount>tempCountThreshold):
c.call_with_transaction(c.eth_coinbase(), contract_address, 'requestService(uint256,uint256,string)', [ts, machineID, 'High'])
tempCount = 0
time.sleep(1):
while True:
## f = open(device_file, 'r')
## lines = f.readlines()
##
## while lines[0].strip()[-3:] != 'YES':
## time.sleep(0.2)
## lines = read_temp_raw()
## equals_pos = lines[1].find('t=')
## if(equals_pos != -1):
## temp_string = lines[1][equals_pos+2:]
## temperature = float(temp_string)/1000.0
## print "Temp:", temperature, "C"
humidity, temperature = Adafruit_DHT.read_retry(11, 4)
print("Temperature")
print(temperature)
if (temperature > tempThreshold):
tempCount = tempCount + 1
ts = int(time.time())
print("ts: ", ts)
if (tempCount > tempCountThreshold):
print("temp gt threshol")
#c.call_with_transaction(c.eth_coinbase(), contract_address, 'requestService(uint256,uint256,string)', [ts, machineID1, "Temperature is crossed Treshold"])
c.call_with_transaction(
c.eth_coinbase(), contract_address,
'requestService(uint256,uint256,string)',
[ts, machineID1, "Please update your Software"])
print("aftre transaction")
tempCount = 0
time.sleep(1)
if __name__ == "__main__":
a = LiteIDContract(
contract_id=u'0xB2a045bb7D0eb64BD044763ae572077E5182247B')
a.unlockAccount("0x2fe84be2806ecef45adef9699d5a6f1939d0a377", "mypassword")
#a.create_contranct("lol")
a.addHash("hi")
c = EthJsonRpc('127.0.0.1', 8545)
tx = c.call_with_transaction(
c.eth_coinbase(), a.contract_id, 'addHash(bytes32,bytes32)', [
'79d3b5b20c84c399e403048359def1398b729ac9a2d88485972be2e691af46de'.
decode("hex"),
'5e408dafb1164edde8e95527f9a4bd2abb3bd55fb4e32f8f5ea806a683fccbd6'.
decode("hex")
])
while c.eth_getTransactionReceipt(tx) is None:
pass
print "Contranct id: {}".format(a.contract_id)
for item in a.dump_hashes():
print item
# Salted Hash: 0x62335b41ea49e29b99bd8767324dc4b5e3453a77c74883078ebcafc7589f0605
# Salt: 0xecf438e57277a4191c1875ccc9fedefb4b5feb9b62a4f38de457392a30814822
# 0x64ec88ca00b268e5ba1a35678a1b5316d212f4f366b2477232534a8aeca37f3c
vibrationCountThreshold = 1000
while True:
line = serialTTL.readline()
data = line.split(',')
vibration = data[0]
temperature = data[1]
if(vibration>vibrationThreshold):
vibrationCount = vibrationCount+1
if(temperature>tempThreshold):
tempCount = tempCount+1
ts = int(time.time())
if(vibrationCount>vibrationCountThreshold):
#Send a transaction to requestService function of
#MachineService contract with Machine-ID
c.call_with_transaction(c.eth_coinbase(),
contract_addr, 'requestService(uint256,uint256,string)',
[ts, machineID, 'High vibrations'])
vibrationCount = 0
if(tempCount>tempCountThreshold):
c.call_with_transaction(c.eth_coinbase(),
contract_addr, 'requestService(uint256,uint256,string)',
[ts, machineID, 'High temperature'])
tempCount = 0
time.sleep(1)
from ethjsonrpc import EthJsonRpc # to use Parity-specific methods, import ParityEthJsonRpc
base_address = "0xbb1588c5debc2871cd8852c4bd6c6e4cb1d9fe15"
c = EthJsonRpc('127.0.0.1', 8545)
print(c.net_version())
print(c.web3_clientVersion())
print(c.net_listening())
print(c.net_peerCount())
print(c.eth_mining())
print(c.eth_gasPrice())
contract_addr = "0xc1bba31875a1a66eb4794e6e4dd07811fb58b5c5"
my_addr = str(c.eth_coinbase())
print my_addr
tx = c.call_with_transaction(my_addr, contract_addr, 'pushByte(string)',
['Hello, world'])
print(tx)
results = c.call(contract_addr, 'getdata()', [], ['string'])
print(results)
