def incremental_read(self):
#read files in dir
for file in sorted(os.listdir(self.directory)):
# try:
# for each file
with open(self.directory + file) as f:
timestamp = int(file.split('.')[0])
#read only newer files
if self.prev_timestamp < timestamp:
hash = f.readline().strip('\r\n')
trytes = f.readline().strip('\r\n')
neighbor = f.readline().strip('\r\n')
#height = int(f.readline().strip('\r\n').split('Height: ')[1])
#parse fields
tx = transaction(trytes, hash)
#add to graph
self.add_tx_to_tangle(tx)
if len(self.first) < MARK_AS_START:
self.graph.node[tx.hash]["height"] = 0
self.first.append(tx.hash)
#stats:
if (self.prev_timestamp / self.res_ns <
timestamp / self.res_ns):
print 'reading', file, '...'
self.prev_timestamp = timestamp
self.analytics.analyze()
def sell_stock_due_to_price_check(self, bought, purchase_price,
purchase_date, row):
current_close_price = float(row[self.close_column])
per = self.position_flag * (
(current_close_price - purchase_price) / purchase_price)
if per >= self.target_price:
sell_amount = bought * current_close_price
self.total_sell = self.total_sell + sell_amount
self.overall_sell = self.overall_sell + sell_amount
self.total_sold += bought
sell_with_brokerage = 0.0
brokerage_object = brokerage()
if (purchase_date != row[self.datetime_column][:10]):
brokerage_fee = brokerage_object.calculate_delivery_brokerage(
sell_amount)
sell_with_brokerage = sell_amount - (self.position_flag *
brokerage_fee)
self.logger.info("Delivery Sale: " + "Sell amount: " +
str(sell_amount) + " sell with brokerage: " +
str(sell_with_brokerage) +
" Brokerage fee: " + str(brokerage_fee))
else:
brokerage_fee = brokerage_object.calculate_intraday_brokerage(
sell_amount)
sell_with_brokerage = sell_amount - brokerage_fee
self.logger.info("Intraday Sale: " + "Sell amount: " +
str(sell_amount) + " sell with brokerage: " +
str(sell_with_brokerage) +
" Brokerage fee: " + str(brokerage_fee))
self.overall_c_intraday = self.overall_c_intraday + 1
self.overall_sell_with_brokerage = self.overall_sell_with_brokerage + sell_with_brokerage
self.logger.info("Stock " + self.line[self.column_no_of_ticker] +
" sold " + str(bought) + " shares at " +
str(current_close_price) + " price at date " +
str(row)[2:12] + " at time " + str(row)[13:18] +
"\n")
self.overall_c_wins = self.overall_c_wins + 1
self.c_total_wins = self.c_total_wins + 1
# the last element has already been initialised to 0. modify it to
# the sold amount
self.sell_with_brokerage[-1] = sell_with_brokerage
self.sell_amount[-1] = sell_amount
self.sell_met_target[-1] = "1"
"""Use of Transaction Class"""
date = str(row)[2:12]
time = str(row)[12:18]
print_object = transaction(self.path_to_transaction_file)
print_object.print_transaction_items(
date, time, self.line[self.column_no_of_ticker], "0",
str(bought), str(current_close_price), str(sell_amount), "1")
'''
self.transactions_file.writerow(str(row)[2:12] +
str(row)[12:18] +
self.line[0] + "0" + str(bought) + str(row[2]) +
str(sell_amount) + "1")
'''
return True
return False
def generate_block_chain(file_name, limit):
print("Generating new Block Chain...")
now = time()
# Genera un iterable (solo puede ser iterado una única vez)
transactions = map(
lambda i: transaction(
int(sha256(f"hola {i}".encode()).hexdigest(), 16), RSA),
range(100))
blockChain = block_chain(
next(transactions
)) # Obtenemos la primera transacción para generar el Block Chain
for _ in range(1, limit): # Toma entre 400 a 600 segundos
blockChain.add_block(
next(transactions)
) # Obtenemos las próximas transacciones y las agregamos a Block Chain
if limit != 100:
for _ in range(limit, 100):
add_wrong_block(
blockChain, next(transactions)
) # Obtenemos las transacciones restantes y las agregamos a Block Chain
with open(file_name, 'wb') as output_file:
pickle.dump(blockChain, output_file)
print(
f"File '{file_name}' has been created!\nVerification: {blockChain.verify()}\nTime elapsed: {time() - now}"
)
def create_track(tool_name,
tool_version,
project_name=None,
project_uuid=None,
info=None):
def make_track(cursor):
# 校验项目是否注册
sql = None
if project_uuid:
try:
uuid = UUID(project_uuid)
except:
uuid = project_uuid
sql = sql_find_project(uuid)
elif project_name:
sql = sql_find_project_unsafe(project_name)
else:
return '参数错误'
cursor.execute(sql)
info_project = cursor.fetchone()
cursor.nextset()
if not info_project:
return '项目未注册'
else:
project_id = info_project['id']
# 处理工具信息
tool_id = create_tool(tool_name, tool_version)
# 记录日志
isSuc = create_log(project_id, tool_id, info)
cursor.close()
return '成功' if isSuc else None
return transaction(make_track)
def sell_stock_due_to_stop_loss(self, bought, close_price, index):
per = (float(self.rowslist[index][2]) - close_price) / close_price
if per <= self.stop_loss:
sell_amount = bought * float(self.rowslist[index][2])
self.total_sell = self.total_sell + sell_amount
self.overall_sell = self.overall_sell + sell_amount
self.total_sold += bought
self.logger.info("Stop Loss Sale: Stock " + self.line[0] +
" sold " + str(bought) + " shares at " +
self.rowslist[index][2] + " price at date " +
str(self.rowslist[index])[2:12] + " at time " +
str(self.rowslist[index])[13:18] + "\n")
self.overall_c_stoploss = self.overall_c_stoploss + 1
self.c_total_stoploss = self.c_total_stoploss + 1
# the last element has already been initialised to 0. modify it to the sold amount
self.sell_amount[-1] = bought * float(self.rowslist[index][2])
self.sell_stop_loss[-1] = "1"
"""Use of Transaction Class"""
date = str(self.rowslist[index])[2:12]
time = str(self.rowslist[index])[12:18]
print_object = transaction(self.path_to_transaction_file)
print_object.print_transaction_items(date, time, self.line[0], "0",
str(bought),
str(self.rowslist[index][2]),
str(sell_amount), "2")
'''
self.transactions_file.writerow(str(self.rowslist[index])[2:12] +
str(self.rowslist[index])[12:18] +
self.line[0] + "0" + str(bought) + str(self.rowslist[index][2]) +
str(sell_amount) + "1")
'''
return True
return False
def read_projects():
def get_projects(cursor):
sql = sql_find_all_project()
cursor.execute(sql)
return cursor.fetchall()
return transaction(get_projects)
def read_log_tool(name, version=None):
def get_log_tool(cursor):
sql = sql_find_log_join_tool(name, version)
print(sql)
cursor.execute(sql)
return cursor.fetchall()
# if version:
# sql = sql_find_tool_version(name, version)
# cursor.execute(sql)
# info_tool = cursor.fetchone()
# if info_tool:
# sql = sql_find_log_tool(info_tool['id'])
# cursor.execute(sql)
# return cursor.fetchall()
# else:
# sql = sql_find_tool(name)
# cursor.execute(sql)
# info_tools = cursor.fetchall()
# if info_tools:
# tool_ids = list()
# for info_tool in info_tools:
# tool_ids.append(info_tool['id'])
# sql = sql_find_log_tools(tool_ids)
# cursor.execute(sql)
# return cursor.fetchall()
return transaction(get_log_tool)
def extract_dump(self):
for file in sorted(os.listdir(folder)):
if file.endswith('.dmp'):
count = 0
with open(folder + file, 'r') as f:
for line in f:
tx_hash, tx = line.split(',')
tx = transaction.transaction(tx, tx_hash)
hash = tx.hash
branch = tx.branch_transaction_hash
trunk = tx.trunk_transaction_hash
date = datetime.datetime.fromtimestamp(
tx.timestamp).strftime('%Y-%m-%d-%H')
self.store_to_transactions_table(tx, date)
self.store_to_addresses_table(tx, date)
self.store_to_bundles_table(tx, date)
self.store_to_tags_table(tx, date)
self.store_to_transaction_hashes_table(tx, date)
self.store_to_approvee_table(hash, branch, date)
self.store_to_approvee_table(hash, trunk, date)
count += 1
print('Dumped so far', count, file=sys.stdout)
def erbsunde(fro, too, value, sk, saveas):
bp = f"../transactions/{saveas}/"
os.makedirs(bp, exist_ok=False)
for date in times():
t = transaction(fro, too, value, date=date)
t.signate(sk)
t.save(bp + str(date) + ".json")
def filetoblock(filename) : f = open(filename, 'r') prevhash = readword(f.readline()) B = block(prevhash) B.max_trans_num = int(readword(f.readline())) B.nonce = int(readword(f.readline())) #B.translist = [transaction.transaction(0,0) for i in range (B.max_trans_num)] for i in range(B.max_trans_num) : incount = int(readword(f.readline())) outcount = int(readword(f.readline())) T = transaction.transaction(incount,outcount) T.inlist = [transaction.inputtrans() for i1 in range (T.incount)] #Create an array of type inlist[incount] T.sign = readword(f.readline()) T.hash = readword(f.readline()) for j in range(T.incount) : # iterating through each input and adding them to the transaction's inlist I = transaction.inputtrans() I.hash = readword(f.readline()) I.n = readword(f.readline()) I.sign = readword(f.readline()) I.pub = readword(f.readline()) T.inlist[j] = I T.outlist = [transaction.outputtrans() for i2 in range (T.outcount)] #Create an array of type outlist[outcount] for j in range(T.outcount) : # iterating through each output and adding them to the transaction's outlist O = transaction.outputtrans() O.value = int(readword(f.readline())) O.addr = readword(f.readline()) T.outlist[j] = O B.translist[i] = T # adding the transaction to the block's translist return B
def hParse(self,hFile):
with open(hFile, newline='', errors="ignore") as csvfile:
reader = csv.reader(csvfile, quotechar="\"")
for row in reader:
if row[3] not in self.transactions:
self.transactions[row[3]] = transaction.transaction()
self.transactions[row[3]].set_tranNum(str(row[3]))
self.transactions[row[3]].set_siteID(str(row[0]))
def read_project(project_uuid=None, project_id=None):
def get_project(cursor):
sql = sql_find_project(project_uuid=project_uuid,
project_id=project_id)
cursor.execute(sql)
return cursor.fetchone()
return transaction(get_project)
def __submit_result(ea, request_hash):
args = util.read_conf('{}/config/YZDataRequest.json'.format(tx_home),
'{}/compiled'.format(tx_home))
succ, args = __update_func_args(request_hash, args)
if not succ:
return
tx = transaction(ea.host, ea.project_id)
tx.call_and_send_transaction(args.keystore_path, submitter_passwd, args)
def main():
# t_l is the list of fake transactions to test out the merkle tree.
t_l = []
for i in range(10):
t_l.append(transaction("Alex", "Bobby", 5).hashSelf())
# This prints the merkleRoot of the list of transactions: t_l
print(merkleRoot(t_l))
def _loadcheckpointfile(self, filename):
for line in open(filename).read().splitlines():
segments = line.split(" ")
key = segments[0]
values = (segments[1], segments[2], None)
action = transaction(key, values)
self._data[segments[0]]=(segments[1], segments[2],)
self._updatevaluescount(action)
def _loadcheckpointfile(self, filename):
for line in open(filename).read().splitlines():
segments = line.split(" ")
key = segments[0]
values = (segments[1], segments[2], None)
action = transaction(key, values)
self._data[segments[0]] = (
segments[1],
segments[2],
)
self._updatevaluescount(action)
def _parsing_transaction(self, byte_array, count):
transaction_list = []
data_length = int(len(byte_array) / 2)
data_from = 0
data_to = data_length
for i in range(count):
transaction_obj = transaction(self.common_util.slicing(byte_array, data_from, data_to))
data_from += transaction_obj.get_size()
transaction_list.append(transaction_obj)
return transaction_list
def read_tool(name, version=None):
def get_tool(cursor):
if version:
sql = sql_find_tool_version(name, version)
cursor.execute(sql)
return cursor.fetchone()
else:
sql = sql_find_tool(name)
cursor.execute(sql)
return cursor.fetchall()
return transaction(get_tool)
def setvalue(self, key, value):
values = self._block.getvalue(key)
if values == None:
values = self._db.getvalue(key)
if values != None:
values = (value, values[1], values[0])
else:
values = (value, 0, None)
action = transaction(key, values)
self._block.setvalue(action)
def user_input():
global link_status
global pending_transaction_queue
global balance
global block_chain
global pending_credit
global current_block
transaction_re = re.compile(r'moneyTransfer\((\d+), (\d+), (\d+)\)')
fail_link_re = re.compile(r'failLink\((\d+)\)')
fix_link_re = re.compile(r'fixLink\((\d+)\)')
while True:
user_input = input()
transaction_event = transaction_re.match(user_input)
fail_link_event = fail_link_re.match(user_input)
fix_link_event = fix_link_re.match(user_input)
if user_input == 'print blockchain':
print(block_chain)
logger.info('depth of blockchain: %s', block_chain.depth)
elif user_input == 'print balance':
print(f'balance: {balance}')
elif user_input == 'failProcess' or user_input == 'exit':
save_process()
break
elif user_input == 'print queue':
print("Pending transactions:")
if current_block:
for trans in current_block.transactions:
print(trans)
for trans in pending_transaction_queue:
print(trans)
elif transaction_event:
logger.debug("transaction initiated")
sender = int(transaction_event.group(1))
receiver = int(transaction_event.group(2))
amount = int(transaction_event.group(3))
if balance - pending_credit >= amount:
pending_credit += amount
logger.info(
"adding transaction with sender: %s, receiver: %s, amount: %s",
sender, receiver, amount)
pending_transaction_queue.append(
transaction(sender, receiver, amount))
else:
logger.info(
"failed to initiate transaction: spending too much")
elif fail_link_event:
dest = int(fail_link_event.group(1))
logger.info("failing link from %d to %d", pid, dest)
link_status[dest] = False
elif fix_link_event:
dest = int(fix_link_event.group(1))
logger.info("fixing link from %d to %d", pid, dest)
link_status[dest] = True
def buy_stocks(self, row):
purchase_cost = float(row[self.close_column])
config_obj = config.config(r"../config.txt")
purchase_cutoff_time = config_obj.purchase_cutoff_time
checkdate = row[
self.datetime_column][2:11] + purchase_cutoff_time[:4] + ":00"
if 'pm' in purchase_cutoff_time or 'Pm' in purchase_cutoff_time or 'PM' in purchase_cutoff_time or 'pM' in purchase_cutoff_time:
checkdate = datetime.strptime(
checkdate, "%y-%m-%d %H:%M:%S") + timedelta(hours=12)
else:
checkdate = datetime.strptime(checkdate, "%y-%m-%d %H:%M:%S")
curr_date = datetime.strptime(row[self.datetime_column][2:18],
"%y-%m-%d %H:%M:%S")
if curr_date < checkdate:
bought = int(self.max_capital_for_single_buy / purchase_cost)
if bought != 0:
actual_cost = (bought * purchase_cost)
self.total_cost = self.total_cost + actual_cost
self.total_purchased += bought
self.overall_cost = self.overall_cost + actual_cost
self.c_overall_buy_trans = self.c_overall_buy_trans + 1
self.c_transactions_today = self.c_transactions_today + 1
self.buy_amount[-1] = str(actual_cost)
self.logger.info("Stock " +
self.line[self.column_no_of_ticker] +
" bought " + str(bought) + " shares at " +
str(purchase_cost) + " price at date " +
str(row)[2:12] + " at time " +
str(row)[12:18] + "\n")
"""Use of Transaction Class"""
date = str(row)[2:12]
time = str(row)[12:18]
print_object = transaction(self.path_to_transaction_file)
print_object.print_transaction_items(
date, time, self.line[self.column_no_of_ticker], "1",
str(bought), str(purchase_cost), str(actual_cost), "0")
'''
self.transactions_file.writerow(str(self.rowslist[index_close])[2:12] + str(self.rowslist[index_close])[12:18] +
self.line[0] + "1" + str(bought) + str(purchase_cost) + str(0.0-actual_cost) +
"0")
'''
else:
# this may happen if the price of one stock is more than the
# maximum capital
self.logger.error("Could not buy stock " + self.line[0] +
" on date " + str(row)[2:12] +
" due to insufficient daily stock fund\n")
return bought
else:
self.logger.error("Could not buy stock " + self.line[0] +
" on date " + str(row)[2:12] +
" due to cut-off time for purchase\n")
return 0
def dailyScript(dayNumber, numberSessions):
open('mergedTSF.txt', 'w').close()
if dayNumber <= 5:
#run 3 transactions per day
transaction.transaction(test_id=str(dayNumber) + 'a')
transaction.transaction(test_id=str(dayNumber) + 'b')
transaction.transaction(test_id=str(dayNumber) + 'c')
if int(
numberSessions
) > 3: # run any extra transactions dynamically based on user input
for i in range(0, int(numberSessions) - 3):
print("Starting new session...")
subprocess.call("python frontendSourceCodeSingleDay.py " +
"newVAF.txt " + "TTSF" + str(dayNumber) +
chr(ord('a') + i + int(numberSessions) - 1) +
".txt")
else:
print("Error! cannot run for more than 5 days")
mTSF = open('mergedTSF.txt', 'a')
mTSF.write(
"EOS " + "0000000" + " " + "000" + " " + "0000000" + " " + "***\n"
) # extra final EOS line after concat based on backend requirements
mTSF.close()
#run backend at end of day
subprocess.call("python backendSourceCodeSingleDay.py " + "newMAF" +
"day" + str(dayNumber - 1) + ".txt mergedTSF.txt " +
str(dayNumber))
def asObject(a_dictionary, kind):
b = a_dictionary
if kind == 'block':
temp_trans_list = []
for trans_dict in a_dictionary['transactions']:
temp_trans_list.append(asObject(trans_dict, "transaction"))
tempBlock = block.block(b['index'], b['timestamp'], temp_trans_list,
b['nonce'], b['current_hash'],
b['previous_hash'])
return tempBlock
return transaction.transaction(b['sender'], b['recipient'], b['amount'],
b['timestamp'], b['inputs'], b['outputs'],
b['id'], b['signature'])
def create_project(project_name,
project_uuid=None,
project_type=None,
author=None):
if not project_name:
raise ValueError('Please pass correct project name!')
def add(cursor):
uuid = project_uuid if project_uuid else uuid4()
sql = sql_add_project(project_name, project_type, uuid, author)
cursor.execute(sql)
return project_uuid
return transaction(add)
def sell_stock_at_end_of_day(self, bought, purchase_price, purchase_date,
row):
current_close_price = float(row[self.close_column])
sell_amount = bought * current_close_price
self.total_sold += bought
self.total_sell = self.total_sell + sell_amount
self.overall_sell = self.overall_sell + sell_amount
sell_with_brokerage = 0.0
brokerage_object = brokerage()
if (purchase_date != row[self.datetime_column][:10]):
brokerage_fee = brokerage_object.calculate_delivery_brokerage(
sell_amount)
sell_with_brokerage = sell_amount - (self.position_flag *
brokerage_fee)
self.logger.info("Delivery Sale: " + "Sell amount: " +
str(sell_amount) + " sell with brokerage: " +
str(sell_with_brokerage) + " Brokerage fee: " +
str(brokerage_fee))
else:
brokerage_fee = brokerage_object.calculate_intraday_brokerage(
sell_amount)
sell_with_brokerage = sell_amount - brokerage_fee
self.logger.info("Intraday Sale: " + "Sell amount: " +
str(sell_amount) + " sell with brokerage: " +
str(sell_with_brokerage) + " Brokerage fee: " +
str(brokerage_fee))
self.overall_c_intraday = self.overall_c_intraday + 1
if sell_with_brokerage < bought * purchase_price:
self.c_intraday_losses = self.c_intraday_losses + 1
self.overall_sell_with_brokerage = self.overall_sell_with_brokerage + sell_with_brokerage
self.logger.info("Stock " + self.line[self.column_no_of_ticker] +
" sold " + str(bought) + " shares at " +
str(current_close_price) + " price at date " +
str(row)[2:12] + " at time " + str(row)[13:18] + "\n")
self.overall_c_sellEod = self.overall_c_sellEod + 1
self.c_total_sellEOD = self.c_total_sellEOD + 1
# the last element has already been initialised to 0. modify it to the
# sold amount
self.sell_amount[-1] = sell_amount
self.sell_EOD[-1] = "1"
print_object = transaction(self.path_to_transaction_file)
date = str(row)[2:12]
time = str(row)[12:18]
print_object.print_transaction_items(
date, time, self.line[self.column_no_of_ticker], "0", str(bought),
str(current_close_price), str(self.sell_amount[-1]), "3")
def creation():
bc = None
RSAkey = rsa_key()
for i in range(0, 100):
message = random.randrange(1, 2**10)
t = transaction(message, RSAkey)
if (i == 0): bc = block_chain(t)
else: bc.add_block(t)
print(i+1)
valid, index = bc.verify()
assert valid, "Blockchain no es valido"
assert len(bc.list_of_blocks) == 100, "Blockchain no contiene 100 bloques"
with open("./out/BC_100blocks_100valids.block", 'wb') as file:
pickle.dump(bc, file)
print("BlockChain serializado en /out/BC_100blocks_100valids.block")
def test():
conn = server.connect()
try:
os.remove("graph.dot")
except:
pass
txn = transaction.transaction(tx_hash,conn)
test=False
txn.verify(True)
test=open("graph.dot",'r').read()
print(test)
assert_equal(test,result)
def test():
conn = server.connect()
try:
os.remove("graph.dot")
except:
pass
txn = transaction.transaction(tx_hash, conn)
test = False
txn.verify(True)
test = open("graph.dot", 'r').read()
print(test)
assert_equal(test, result)
def create_log(
project_id,
tool_id,
info=None,
):
if not project_id or not tool_id:
raise ValueError('Please pass correct parameters!')
def make_log(cursor):
sql = sql_add_log(project_id=project_id, tool_id=tool_id, info=info)
cursor.execute(sql)
isAffect = cursor.rowcount
cursor.close()
return bool(isAffect)
return transaction(make_log)
def rollback(self):
temp_transactions_list = self._transactions[self._level]
for tran in reversed(temp_transactions_list):
action = transaction(tran.key, (tran.oldvalue, tran.version,tran.value))
self._appendtran(action)
self.setvalue(action)
if self._level == 0:
self._transactions = [[]]
else:
self._transactions.pop()
if self._level > 0:
self._level -= 1
if 0 == len(temp_transactions_list):
return "NO Transaction"
return "Success"
def rollback(self):
temp_transactions_list = self._transactions[self._level]
for tran in reversed(temp_transactions_list):
action = transaction(tran.key,
(tran.oldvalue, tran.version, tran.value))
self._appendtran(action)
self.setvalue(action)
if self._level == 0:
self._transactions = [[]]
else:
self._transactions.pop()
if self._level > 0:
self._level -= 1
if 0 == len(temp_transactions_list):
return "NO Transaction"
return "Success"
def create_tool(tool_name, tool_version):
if not tool_name or not tool_version:
raise ValueError('Please pass correct parameters!')
def make_tool(cursor):
sql = sql_find_tool_version(tool_name, tool_version)
cursor.execute(sql)
info_tool = cursor.fetchone()
if not info_tool:
sql = sql_add_tool(tool_name, tool_version)
cursor.execute(sql)
tool_id = cursor.lastrowid
else:
tool_id = info_tool['id']
cursor.close()
return tool_id
return transaction(make_tool)
def singleRun():
open('mergedTSF.txt', 'w').close()
#run front end for 3 daily transactions
transaction.transaction(test_id='1a')
transaction.transaction(test_id='1b')
transaction.transaction(test_id='1c')
mTSF = open('mergedTSF.txt', 'a')
mTSF.write(
"EOS " + "0000000" + " " + "000" + " " + "0000000" + " " + "***\n"
) # extra final EOS line after concat based on backend requirements
mTSF.close()
#run back end to process transactions
subprocess.call("python backendSourceCode.py newMAF.txt mergedTSF.txt")
def POST(self):
trans_data = cherrypy.request.json
trans_list = trans_data['list']
user_id = trans_data['user_id']
from sqlalchemy import and_
ipaddress = cherrypy.request.remote.ip
mytransaction = model.session.query(transaction).filter(
and_(
transaction.created >= datetime.date.today(),
transaction.created <
datetime.date.today() + datetime.timedelta(days=1),
transaction.ipadress == ipaddress,
transaction.user_id == user_id)).one_or_none()
if mytransaction is None:
mytransaction = transaction(user_id, ipaddress)
mytransaction.save()
for vh in trans_list:
myvisit_history = visit_history(vh, mytransaction.id)
myvisit_history.save()
return []
def POST(self):
trans_data = cherrypy.request.json
trans_list = trans_data['list']
user_id = trans_data['user_id']
from sqlalchemy import and_
ipaddress = cherrypy.request.remote.ip
mytransaction = model.session.query(transaction).filter(
and_(
transaction.created >= datetime.date.today(),
transaction.created < datetime.date.today() + datetime.timedelta(days=1),
transaction.ipadress == ipaddress,
transaction.user_id == user_id
)
).one_or_none()
if mytransaction is None:
mytransaction = transaction(user_id, ipaddress)
mytransaction.save()
for vh in trans_list:
myvisit_history = visit_history(vh, mytransaction.id)
myvisit_history.save()
return []
def sell_stock_at_end_of_day(self, bought, close_price, index):
self.total_sold += bought
self.total_sell = self.total_sell + bought * float(
self.rowslist[index][1])
self.overall_sell = self.overall_sell + bought * float(
self.rowslist[index][1])
self.logger.info("Stock " + self.line[0] + " sold " + str(bought) +
" shares at " + self.rowslist[index][1] +
" price at date " + str(self.rowslist[index])[2:12] +
" at time " + str(self.rowslist[index])[13:18] + "\n")
self.overall_c_sellEod = self.overall_c_sellEod + 1
self.c_total_sellEOD = self.c_total_sellEOD + 1
# the last element has already been initialised to 0. modify it to the sold amount
self.sell_amount[-1] = bought * float(self.rowslist[index][1])
self.sell_EOD[-1] = "1"
print_object = transaction(self.path_to_transaction_file)
date = str(self.rowslist[index])[2:12]
time = str(self.rowslist[index])[12:18]
print_object.print_transaction_items(date, time, self.line[0], "0",
str(bought),
str(self.rowslist[index][2]),
str(self.sell_amount[-1]), "3")
def __init__(self,prev_hash): self.prev_hash = prev_hash self.max_trans_num = 5 self.nonce = dummy_nonce self.translist = [transaction.transaction(0,0) for i in range (self.max_trans_num)]
import transaction import createnode import proof_of_work import block import treestruct # teacher1 -> student1 == 10 t = transaction.transaction(1,2) t.sign = "teacher1sign" t.hash = 12346 t.inlist[0].hash = "100" t.inlist[0].n = 0 t.inlist[0].sign = "signghf" t.inlist[0].pub = createnode.teacher1publickey t.outlist[0].value = 10 t.outlist[0].addr = createnode.student1publickey t.outlist[1].value = 90 t.outlist[1].addr = createnode.teacher1publickey createnode.i_am.currentblock.add_trans_to_block(t) # teacher2 -> student2 == 10 t = transaction.transaction(1,2) t.sign = "teacher2sign" t.hash = 12347 t.inlist[0].hash = "101" t.inlist[0].n = 0 t.inlist[0].sign = "signghf" t.inlist[0].pub = createnode.teacher2publickey t.outlist[0].value = 10 t.outlist[0].addr = createnode.student2publickey
def transaction_test():
conn = server.connect()
for tx_hash in hashes: #each hash is its own test case
yield assert_true, transaction.transaction(tx_hash, conn).verify()
from treestruct import * import block import node # adding the block to the blockchain kept by node1, assuming this test is run from the node1's machine node0 = node.node() node1 = node.node() node2 = node.node() node3 = node.node() node4 = node.node() block1 = block.block(9999) #genesis hash #transaction 1 in the block sent by node0 with address 1000 t1 = transaction.transaction(0,2) t1.sign = "sign1" t1.hash = 12341 # no input trans but has two outputs t1.outlist = [transaction.outputtrans() for i in range (t1.outcount)] t1.outlist[0].value = 1 t1.outlist[0].addr = node1.publickey t1.outlist[1].value = 19 t1.outlist[1].addr = node0.publickey # adding trans1 to the block block1.translist[0] = t1 #transaction 2 in the block sent by node0 with address 1000 t1 = transaction.transaction(1,2) t1.sign = "sign2" t1.hash = 12342
i_am.publickey = "1" #teacher's public keys are kept static teacher1publickey = "1" teacher2publickey = "2" teacher3publickey = "3" teacher4publickey = "4" teacher5publickey = "5" student1publickey = "876" student2publickey = "567" student3publickey = "563" student4publickey = "890" student5publickey = "173" t1 = transaction.transaction(0,1) t1.sign = "signadmin" t1.hash = "100" t1.outlist = [transaction.outputtrans() for i in range (t1.outcount)] t1.outlist[0].value = transaction.transaction(0,0).STAR t1.outlist[0].addr = teacher1publickey i_am.blockhead.propblock.add_trans_to_block(t1) t1 = transaction.transaction(0,1) t1.sign = "signadmin" t1.hash = "101" t1.outlist = [transaction.outputtrans() for i in range (t1.outcount)] t1.outlist[0].value = transaction.transaction(0,0).STAR t1.outlist[0].addr = teacher2publickey i_am.blockhead.propblock.add_trans_to_block(t1)
import createnode
import transaction
import block
t = transaction.transaction(1,3)
t.sign = "teacher1sign"
t.hash = "12346"
t.inlist[0].hash = "100"
t.inlist[0].n = 0
t.inlist[0].sign = "teacher1sign"
t.inlist[0].pub = createnode.teacher1publickey
t.outlist[0].value = 70
t.outlist[0].addr = createnode.teacher1publickey
t.outlist[1].value = 10
t.outlist[1].addr = createnode.student2publickey
t.outlist[2].value = 20
t.outlist[2].addr = createnode.student1publickey
# write the transaction to a file
transaction.transtofile(t, "trans1.txt")
transaction.signtrans(createnode.i_am, "trans1.txt")
newt = transaction.filetotrans("signedtrans5.txt")
#add transaction to the currentblock of the node
createnode.i_am.currentblock.add_trans_to_block(newt)
def read(self):
while '!' in self.fileBuffer.peek(1)[0]:
self.qifHeaders.append(self.fileBuffer.readline().strip())
for transaction_fields in [tran.strip().split("\n") for tran in self.fileBuffer.read().split("^")]:
if len(transaction_fields) > 1:
self.qifTransactions.append(transaction.transaction(transaction_fields))
import sys, yaml
from transaction import transaction, add_transaction
for a in range(1,len(sys.argv)):
i = sys.argv[a]
transactionArray = i.split(',')
length = len(transactionArray)
if length == 3:
t = transaction(transactionArray[0], transactionArray[1],transactionArray[2])
if length == 4 :
t = transaction(transactionArray[0], transactionArray[1],transactionArray[2], transactionArray[3])
if length == 5:
t = transaction(transactionArray[0], transactionArray[1],transactionArray[2], transactionArray[3], True)
if length >= 3 and length <= 5:
add_transaction(t)
