html-crex-withdraw.py

import time
import datetime
import base64
import hmac
import json
from hashlib import sha512
from urllib.request import urlopen, Request
from urllib.error import HTTPError

apiKey = 'YOUR CREX24 API KEY'
secret = 'YOUR CREX24 API SECRET'
address = 'Your wallet'

baseUrl = "https://api.crex24.com"

amount = 100000 # amout to be withdraw in each try - max is about 900000

allowed = False

def notifyWithdrawDoneToSlack():
  # Optional - if want to be notified create a slack account and get an web hook - It's free!
  url = "your slack url"

  request = Request(url)
  request.method = "POST"
  request.data = str.encode(str({"text": "Saque de %d HTMLs feito com sucesso na Crex24 pra a carteira %s"%(amount, address)}), "utf-8")

  try:
    response = urlopen(request)
  except HTTPError as e:
    response = e
    print(e)

def writeToFile(content):
  arq = open('lastrunpy.txt', 'a+')
  arq.write("%s\n\n" % content)
  arq.close()

def execWithdraw():
  path = "/v2/account/withdraw"
  body = json.dumps({
          "currency": "HTML",
          "amount": amount,
          "address": address
      }, separators=(',', ':'))
  nonce = round(datetime.datetime.now().timestamp() * 1000)

  key = base64.b64decode(secret)
  message = str.encode(path + str(nonce) + body, "utf-8")
  generatedHmac = hmac.new(key, message, sha512)

  signature = base64.b64encode(generatedHmac.digest()).decode()

  request = Request(baseUrl + path)
  request.method = "POST"
  request.data = str.encode(body, "utf-8")
  request.add_header("Content-Length", len(body))
  request.add_header("X-CREX24-API-KEY", apiKey)
  request.add_header("X-CREX24-API-NONCE", nonce)
  request.add_header("X-CREX24-API-SIGN", signature)

  try:
    response = urlopen(request)
  except HTTPError as e:
    response = e

  status = response.getcode()
  body = bytes.decode(response.read())

  print("Status code: " + str(status))

  if status == 200:
    notifyWithdrawDoneToSlack()

  print(body)

  content = "Trying to exec withdraw: %s %s"%(str(status), body)

  writeToFile(content)

def verifyIfWithdrawIsOpened():
  url = "https://api.crex24.com/v2/public/currencies?filter=HTML"

  request = Request(url)
  request.method = "GET"

  try:
    response = urlopen(request)

    body = json.loads(bytes.decode(response.read()))[0]

    allowed = body["withdrawalsAllowed"]

    return allowed
  except HTTPError as e:
    response = e

    return false

content = str(datetime.datetime.now())

allowed = verifyIfWithdrawIsOpened()

content += " - allowed: %s"%allowed

writeToFile(content)

if allowed:
  for i in range(1, 10):
    execWithdraw()
    time.sleep(3)

  exit()
else:
  time.sleep(5)