3429 lines
216 KiB
Python
Executable File
3429 lines
216 KiB
Python
Executable File
import argparse
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import configparser
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import json
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import logging
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import os
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import shutil
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import sys
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import pyflo
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import requests
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from sqlalchemy import create_engine, func, and_
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from sqlalchemy.orm import sessionmaker
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from sqlalchemy.sql import text
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from sqlalchemy.exc import OperationalError, IntegrityError, ProgrammingError, SQLAlchemyError
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from sqlalchemy import MetaData
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from sqlalchemy import BigInteger, Column
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import pymysql
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import time
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import arrow
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import parsing
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from parsing import perform_decimal_operation
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import re
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from datetime import datetime
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from ast import literal_eval
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from models import SystemData, TokenBase, ActiveTable, ConsumedTable, TransferLogs, TransactionHistory, TokenContractAssociation, ContractBase, ContractStructure, ContractParticipants, ContractTransactionHistory, ContractDeposits, ConsumedInfo, ContractWinners, ContinuosContractBase, ContractStructure2, ContractParticipants2, ContractDeposits2, ContractTransactionHistory2, SystemBase, ActiveContracts, SystemData, ContractAddressMapping, TokenAddressMapping, DatabaseTypeMapping, TimeActions, RejectedContractTransactionHistory, RejectedTransactionHistory, LatestCacheBase, LatestTransactions, LatestBlocks
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from statef_processing import process_stateF
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import asyncio
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import websockets
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import hashlib
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from decimal import Decimal
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import pdb
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from util_rollback import rollback_to_block
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import requests
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from requests.packages.urllib3.exceptions import InsecureRequestWarning
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# Disable the InsecureRequestWarning
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requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
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#ENHANCEMENTS START
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import glob
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def add_block_hashrecord(block_number, block_hash):
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"""
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Adds a new block entry to the RecentBlocks table if it does not already exist.
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Maintains only the latest 1000 blocks by removing the oldest entry if necessary.
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:param block_number: The block number of the new block.
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:param block_hash: The hash of the new block.
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"""
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while True:
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try:
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conn = create_database_connection('latest_cache', {'db_name': "latestCache"})
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break
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except Exception as e:
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logger.error(f"Error connecting to database: {e}")
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time.sleep(DB_RETRY_TIMEOUT)
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try:
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# Check if the block already exists
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existing_block = conn.execute(
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'SELECT * FROM RecentBlocks WHERE blockNumber = %s', (block_number,)
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).fetchone()
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if existing_block:
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logger.info(f"Block {block_number} already exists. No action taken.")
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return
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# Add the new block entry
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conn.execute(
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'INSERT INTO RecentBlocks (blockNumber, blockHash) VALUES (%s, %s)',
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(block_number, block_hash)
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)
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logger.info(f"Added hash of block {block_number} with hash {block_hash} to detect reorganization of chain.")
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# Check the count of blocks
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block_count = conn.execute('SELECT COUNT(*) FROM RecentBlocks').fetchone()[0]
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# If more than 1000 blocks, delete the oldest entries
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if block_count > 1000:
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# Determine how many blocks to remove
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excess_count = block_count - 1000
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oldest_blocks = conn.execute(
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'SELECT id FROM RecentBlocks ORDER BY id ASC LIMIT %s',
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(excess_count,)
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).fetchall()
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for block in oldest_blocks:
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conn.execute('DELETE FROM RecentBlocks WHERE id = %s', (block[0],))
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logger.info(
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f"Deleted {excess_count} oldest block(s) to maintain the limit of 1000 blocks."
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)
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except Exception as e:
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logger.error(f"Database error: {e}")
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finally:
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conn.close()
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def detect_reorg():
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"""
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Detects a blockchain reorganization by finding a potential fork point.
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Returns the fork point block number if a fork is detected, otherwise returns None.
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:return: Block number of the fork point, or None if no fork is detected.
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"""
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# Constants
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BLOCKBOOK_API_URL = 'https://blockbook.ranchimall.net/'
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API_VERIFY = True
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ROLLBACK_BUFFER = 2 # Number of blocks before the fork point for rollback
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try:
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# Connect to the system database to get the last scanned block
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logger.info("Connecting to the system database to fetch the last scanned block...")
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conn = create_database_connection('system_dbs', {'db_name': 'system'})
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result = conn.execute("SELECT value FROM systemData WHERE attribute = %s", ('lastblockscanned',))
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row = result.fetchone()
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conn.close()
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if row is None:
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logger.error("No last scanned block found in the system database. Exiting detection.")
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return None
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try:
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latest_block = int(row[0])
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logger.info(f"Last scanned block retrieved: {latest_block}")
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except ValueError:
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logger.error("Invalid block number in the system database. Exiting detection.")
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return None
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block_number = latest_block
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while block_number > 0:
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logger.info(f"Fetching local block hash for block number: {block_number}")
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conn = create_database_connection('latest_cache', {'db_name': 'latestCache'})
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result = conn.execute("SELECT blockHash FROM RecentBlocks WHERE blockNumber = %s", (block_number,))
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local_row = result.fetchone()
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conn.close()
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if local_row is None:
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logger.error(f"No data found for block {block_number} in recentBlocks. Exiting detection.")
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return None # No block data available locally
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local_block_hash = local_row[0]
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logger.info(f"Local block hash for block {block_number}: {local_block_hash}")
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# Fetch the block from Blockbook API
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try:
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logger.info(f"Fetching block hash from Blockbook API for block number: {block_number}")
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api_url = f'{BLOCKBOOK_API_URL}api/block/{block_number}'
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logger.info(f"API Request URL: {api_url}")
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response = requests.get(api_url, verify=API_VERIFY, timeout=RETRY_TIMEOUT_SHORT)
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response.raise_for_status() # Raise HTTP errors
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response_json = response.json()
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if "hash" in response_json:
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blockbook_hash = response_json["hash"]
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logger.info(f"Blockbook hash for block {block_number}: {blockbook_hash}")
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else:
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logger.error(f"Missing 'hash' key in Blockbook API response: {response_json}")
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return None
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# Check if the local block matches Blockbook's hash
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if local_block_hash == blockbook_hash:
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logger.info(f"Block {block_number} matches between local and Blockbook. No reorg detected.")
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return None # No reorg detected
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else:
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logger.warning(f"Reorg detected at block {block_number}. Local hash: {local_block_hash}, Blockbook hash: {blockbook_hash}")
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return block_number - ROLLBACK_BUFFER
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except requests.RequestException as e:
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logger.error(f"Error connecting to Blockbook API: {e}")
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time.sleep(2)
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continue
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except Exception as e:
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logger.error(f"Unexpected error during Blockbook API call: {e}")
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return None
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except Exception as e:
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logger.error(f"Unexpected error during reorg detection: {e}")
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return None
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#ENHANCEMENTS END
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RETRY_TIMEOUT_LONG = 30 * 60 # 30 mins
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RETRY_TIMEOUT_SHORT = 60 # 1 min
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DB_RETRY_TIMEOUT = 60 # 60 seconds
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def newMultiRequest(apicall):
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current_server = serverlist[0] # Start with the first server
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retry_count = 0
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while True: # Infinite loop
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try:
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# Add a timeout of 10 seconds
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response = requests.get(f"{current_server}api/v1/{apicall}", verify=API_VERIFY, timeout=RETRY_TIMEOUT_SHORT)
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logger.info(f"Called the API {current_server}api/v1/{apicall}")
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if response.status_code == 200:
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try:
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return response.json() # Attempt to parse the JSON response
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except ValueError as e:
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logger.error(f"Failed to parse JSON response: {e}")
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raise ValueError("Invalid JSON response received.")
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else:
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logger.warning(f"Non-200 status code received: {response.status_code}")
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logger.warning(f"Response content: {response.content}")
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raise requests.exceptions.HTTPError(f"HTTP {response.status_code}")
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except requests.exceptions.RequestException as e:
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logger.error(f"Request exception: {e}. Switching server...")
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except Exception as e:
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logger.error(f"Unhandled exception: {e}. Switching server...")
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# Switch to the next server
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current_server = switchNeturl(current_server)
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retry_count += 1
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logger.info(f"Switched to {current_server}. Retrying... Attempt #{retry_count}")
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time.sleep(2) # Wait before retrying
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def pushData_SSEapi(message):
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'''signature = pyflo.sign_message(message.encode(), privKey)
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headers = {'Accept': 'application/json', 'Content-Type': 'application/json', 'Signature': signature}
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try:
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r = requests.post(sseAPI_url, json={'message': '{}'.format(message)}, headers=headers)
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except:
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logger.error("couldn't push the following message to SSE api {}".format(message))'''
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print('')
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def process_committee_flodata(flodata):
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flo_address_list = []
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try:
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contract_committee_actions = flodata['token-tracker']['contract-committee']
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except KeyError:
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logger.info('Flodata related to contract committee')
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else:
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# Adding first and removing later to maintain consistency and not to depend on floData for order of execution
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for action in contract_committee_actions.keys():
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if action == 'add':
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for floid in contract_committee_actions[f'{action}']:
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flo_address_list.append(floid)
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for action in contract_committee_actions.keys():
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if action == 'remove':
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for floid in contract_committee_actions[f'{action}']:
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flo_address_list.remove(floid)
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finally:
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return flo_address_list
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""" ?NOT USED?
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def refresh_committee_list_old(admin_flo_id, api_url, blocktime):
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response = requests.get(f'{api_url}api/v1/address/{admin_flo_id}', verify=API_VERIFY)
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if response.status_code == 200:
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response = response.json()
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else:
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logger.info('Response from the Blockbook API failed')
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sys.exit(0)
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committee_list = []
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response['transactions'].reverse()
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for idx, transaction in enumerate(response['transactions']):
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transaction_info = requests.get(f'{api_url}api/v1/tx/{transaction}', verify=API_VERIFY)
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if transaction_info.status_code == 200:
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transaction_info = transaction_info.json()
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if transaction_info['vin'][0]['addresses'][0]==admin_flo_id and transaction_info['blocktime']<=blocktime:
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try:
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tx_flodata = json.loads(transaction_info['floData'])
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committee_list += process_committee_flodata(tx_flodata)
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except:
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continue
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return committee_list
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"""
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def refresh_committee_list(admin_flo_id, api_url, blocktime):
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committee_list = []
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latest_param = 'true'
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mempool_param = 'false'
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init_id = None
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def process_transaction(transaction_info):
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if 'isCoinBase' in transaction_info or transaction_info['vin'][0]['addresses'][0] != admin_flo_id or transaction_info['blocktime'] > blocktime:
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return
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try:
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tx_flodata = json.loads(transaction_info['floData'])
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committee_list.extend(process_committee_flodata(tx_flodata))
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except:
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pass
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def send_api_request(url):
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while True:
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try:
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response = requests.get(url, verify=API_VERIFY)
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if response.status_code == 200:
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return response.json()
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else:
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logger.info(f'Response from the Blockbook API failed. Retry in {RETRY_TIMEOUT_SHORT}s')
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#sys.exit(0)
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time.sleep(RETRY_TIMEOUT_SHORT)
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except:
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logger.info(f'Fetch from the Blockbook API failed. Retry in {RETRY_TIMEOUT_LONG}s...')
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time.sleep(RETRY_TIMEOUT_LONG)
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url = f'{api_url}api/v1/address/{admin_flo_id}?details=txs'
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response = send_api_request(url)
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for transaction_info in response.get('txs', []):
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process_transaction(transaction_info)
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while 'incomplete' in response:
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url = f'{api_url}api/v1/address/{admin_flo_id}/txs?latest={latest_param}&mempool={mempool_param}&before={init_id}'
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response = send_api_request(url)
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for transaction_info in response.get('items', []):
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process_transaction(transaction_info)
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if 'incomplete' in response:
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init_id = response['initItem']
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return committee_list
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def find_sender_receiver(transaction_data):
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# Create vinlist and outputlist
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vinlist = []
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querylist = []
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#totalinputval = 0
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#inputadd = ''
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# todo Rule 40 - For each vin, find the feeding address and the fed value. Make an inputlist containing [inputaddress, n value]
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for vin in transaction_data["vin"]:
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vinlist.append([vin["addresses"][0], float(vin["value"])])
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totalinputval = float(transaction_data["valueIn"])
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# todo Rule 41 - Check if all the addresses in a transaction on the input side are the same
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for idx, item in enumerate(vinlist):
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if idx == 0:
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temp = item[0]
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continue
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if item[0] != temp:
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logger.info(f"System has found more than one address as part of vin. Transaction {transaction_data['txid']} is rejected")
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return 0
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inputlist = [vinlist[0][0], totalinputval]
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inputadd = vinlist[0][0]
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# todo Rule 42 - If the number of vout is more than 2, reject the transaction
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if len(transaction_data["vout"]) > 2:
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logger.info(f"System has found more than 2 address as part of vout. Transaction {transaction_data['txid']} is rejected")
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return 0
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# todo Rule 43 - A transaction accepted by the system has two vouts, 1. The FLO address of the receiver
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# 2. Flo address of the sender as change address. If the vout address is change address, then the other adddress
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# is the recevier address
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outputlist = []
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addresscounter = 0
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inputcounter = 0
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for obj in transaction_data["vout"]:
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addresscounter = addresscounter + 1
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if inputlist[0] == obj["scriptPubKey"]["addresses"][0]:
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inputcounter = inputcounter + 1
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continue
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outputlist.append([obj["scriptPubKey"]["addresses"][0], obj["value"]])
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if addresscounter == inputcounter:
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outputlist = [inputlist[0]]
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elif len(outputlist) != 1:
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logger.info(f"Transaction's change is not coming back to the input address. Transaction {transaction_data['txid']} is rejected")
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return 0
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else:
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outputlist = outputlist[0]
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return inputlist[0], outputlist[0]
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def check_database_existence(type, parameters):
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"""
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Checks the existence of a MySQL database by attempting to connect to it.
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Args:
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type (str): Type of the database ('token', 'smart_contract').
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parameters (dict): Parameters for constructing database names.
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Returns:
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bool: True if the database exists, False otherwise.
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"""
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# Construct database name and URL
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if type == 'token':
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database_name = f"{mysql_config.database_prefix}_{parameters['token_name']}_db"
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elif type == 'smart_contract':
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database_name = f"{mysql_config.database_prefix}_{parameters['contract_name']}_{parameters['contract_address']}_db"
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else:
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raise ValueError(f"Unsupported database type: {type}")
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# Create a temporary engine to check database existence
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engine_url = f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/{database_name}"
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try:
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engine = create_engine(engine_url, echo=False)
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connection = engine.connect()
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connection.close()
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return True
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except OperationalError:
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return False
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|
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|
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def create_database_connection(type, parameters=None):
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"""
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Creates a database connection using MySQL credentials from the config file.
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Args:
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type (str): Type of the database ('token', 'smart_contract', 'system_dbs', 'latest_cache').
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parameters (dict, optional): Parameters for dynamic database names.
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Returns:
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connection: SQLAlchemy connection object.
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"""
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|
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# Map database type to naming logic
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database_mapping = {
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'token': lambda: f"{mysql_config.database_prefix}_{parameters['token_name']}_db",
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'smart_contract': lambda: f"{mysql_config.database_prefix}_{parameters['contract_name']}_{parameters['contract_address']}_db",
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'system_dbs': lambda: f"{mysql_config.database_prefix}_system_db",
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'latest_cache': lambda: f"{mysql_config.database_prefix}_latestCache_db"
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}
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# Validate and construct the database name
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if type not in database_mapping:
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raise ValueError(f"Unknown database type: {type}")
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database_name = database_mapping[type]()
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|
|
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# Create the database engine
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echo_setting = True if type in ['token', 'smart_contract'] else False
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engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/{database_name}", echo=echo_setting)
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|
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# Connect to the database
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return engine.connect()
|
|
|
|
|
|
|
|
from sqlalchemy.exc import SQLAlchemyError
|
|
|
|
def create_database_session_orm(type, parameters, base):
|
|
"""
|
|
Creates a SQLAlchemy session for the specified database type, ensuring the database exists.
|
|
|
|
Args:
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type (str): Type of the database ('token', 'smart_contract', 'system_dbs').
|
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parameters (dict): Parameters for constructing database names.
|
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base: SQLAlchemy declarative base for the ORM models.
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Returns:
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session: SQLAlchemy session object.
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|
"""
|
|
try:
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# Construct database name based on type
|
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if type == 'token':
|
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database_name = f"{mysql_config.database_prefix}_{parameters['token_name']}_db"
|
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elif type == 'smart_contract':
|
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database_name = f"{mysql_config.database_prefix}_{parameters['contract_name']}_{parameters['contract_address']}_db"
|
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elif type == 'system_dbs':
|
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database_name = f"{mysql_config.database_prefix}_{parameters['db_name']}_db"
|
|
else:
|
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raise ValueError(f"Unknown database type: {type}")
|
|
|
|
#logger.info(f"Database name constructed: {database_name}")
|
|
|
|
# Check if the database exists using information_schema
|
|
server_engine = create_engine(
|
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f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/",
|
|
connect_args={"connect_timeout": DB_RETRY_TIMEOUT}, # 10 seconds timeout for connection
|
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echo=False
|
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)
|
|
with server_engine.connect() as connection:
|
|
#logger.info(f"Checking existence of database '{database_name}'...")
|
|
db_exists = connection.execute(
|
|
"SELECT COUNT(*) FROM information_schema.schemata WHERE schema_name = %s",
|
|
(database_name,)
|
|
).scalar()
|
|
|
|
if not db_exists:
|
|
logger.info(f"Database '{database_name}' does not exist. Creating it...")
|
|
connection.execute(f"CREATE DATABASE `{database_name}`")
|
|
logger.info(f"Database '{database_name}' created successfully.")
|
|
else:
|
|
logger.info(f"Database '{database_name}' already exists.")
|
|
|
|
# Connect to the specific database and initialize tables
|
|
logger.info(f"Connecting to database '{database_name}'...")
|
|
engine = create_engine(
|
|
f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/{database_name}",
|
|
connect_args={"connect_timeout": DB_RETRY_TIMEOUT},
|
|
echo=False
|
|
)
|
|
base.metadata.create_all(bind=engine) # Create tables if they do not exist
|
|
session = sessionmaker(bind=engine)()
|
|
|
|
logger.info(f"Session created for database '{database_name}' successfully.")
|
|
return session
|
|
|
|
except SQLAlchemyError as e:
|
|
logger.error(f"SQLAlchemy error occurred: {e}")
|
|
raise
|
|
except Exception as e:
|
|
logger.error(f"Unexpected error occurred: {e}")
|
|
raise
|
|
|
|
|
|
|
|
|
|
def delete_contract_database(parameters):
|
|
"""
|
|
Deletes a MySQL database for a smart contract if it exists.
|
|
|
|
Args:
|
|
parameters (dict): Parameters for constructing the database name.
|
|
Example: {'contract_name': 'example_contract', 'contract_address': '0x123abc'}
|
|
"""
|
|
|
|
# Construct the database name
|
|
database_name = f"{mysql_config.database_prefix}_{parameters['contract_name']}_{parameters['contract_address']}_db"
|
|
|
|
# Check if the database exists
|
|
if check_database_existence('smart_contract', parameters):
|
|
# Connect to MySQL server (without specifying a database)
|
|
engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/", echo=False)
|
|
with engine.connect() as connection:
|
|
# Drop the database
|
|
connection.execute(f"DROP DATABASE `{database_name}`")
|
|
logger.info(f"Database '{database_name}' has been deleted.")
|
|
else:
|
|
logger.info(f"Database '{database_name}' does not exist.")
|
|
|
|
|
|
def add_transaction_history(token_name, sourceFloAddress, destFloAddress, transferAmount, blockNumber, blockHash, blocktime, transactionHash, jsonData, transactionType, parsedFloData):
|
|
while True:
|
|
try:
|
|
session = create_database_session_orm('token', {'token_name': token_name}, TokenBase)
|
|
blockchainReference = neturl + 'tx/' + transactionHash
|
|
session.add(TransactionHistory(
|
|
sourceFloAddress=sourceFloAddress,
|
|
destFloAddress=destFloAddress,
|
|
transferAmount=transferAmount,
|
|
blockNumber=blockNumber,
|
|
blockHash=blockHash,
|
|
time=blocktime,
|
|
transactionHash=transactionHash,
|
|
blockchainReference=blockchainReference,
|
|
jsonData=jsonData,
|
|
transactionType=transactionType,
|
|
parsedFloData=parsedFloData
|
|
))
|
|
session.commit()
|
|
session.close()
|
|
break
|
|
except:
|
|
logger.info(f"Unable to connect to 'token({token_name})' database... retrying in {DB_RETRY_TIMEOUT} seconds")
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
|
|
|
|
def add_contract_transaction_history(contract_name, contract_address, transactionType, transactionSubType, sourceFloAddress, destFloAddress, transferAmount, blockNumber, blockHash, blocktime, transactionHash, jsonData, parsedFloData):
|
|
while True:
|
|
try:
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{contract_name}", 'contract_address': f"{contract_address}"}, ContractBase)
|
|
blockchainReference = neturl + 'tx/' + transactionHash
|
|
session.add(ContractTransactionHistory(transactionType=transactionType,
|
|
sourceFloAddress=sourceFloAddress,
|
|
destFloAddress=destFloAddress,
|
|
transferAmount=transferAmount,
|
|
blockNumber=blockNumber,
|
|
blockHash=blockHash,
|
|
time=blocktime,
|
|
transactionHash=transactionHash,
|
|
blockchainReference=blockchainReference,
|
|
jsonData=jsonData,
|
|
parsedFloData=parsedFloData
|
|
))
|
|
session.commit()
|
|
session.close()
|
|
break
|
|
except:
|
|
logger.info(f"Unable to connect to 'smart_contract({contract_name})' database... retrying in {DB_RETRY_TIMEOUT} seconds")
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
|
|
|
|
def rejected_transaction_history(transaction_data, parsed_data, sourceFloAddress, destFloAddress, rejectComment):
|
|
while True:
|
|
try:
|
|
session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
blockchainReference = neturl + 'tx/' + transaction_data['txid']
|
|
session.add(RejectedTransactionHistory(tokenIdentification=parsed_data['tokenIdentification'],
|
|
sourceFloAddress=sourceFloAddress, destFloAddress=destFloAddress,
|
|
transferAmount=parsed_data['tokenAmount'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockchainReference=blockchainReference,
|
|
jsonData=json.dumps(transaction_data),
|
|
rejectComment=rejectComment,
|
|
transactionType=parsed_data['type'],
|
|
parsedFloData=json.dumps(parsed_data)
|
|
))
|
|
session.commit()
|
|
session.close()
|
|
break
|
|
except:
|
|
logger.info(f"Unable to connect to 'system' database... retrying in {DB_RETRY_TIMEOUT} seconds")
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
|
|
|
|
def rejected_contract_transaction_history(transaction_data, parsed_data, transactionType, contractAddress, sourceFloAddress, destFloAddress, rejectComment):
|
|
while True:
|
|
try:
|
|
session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
blockchainReference = neturl + 'tx/' + transaction_data['txid']
|
|
session.add(RejectedContractTransactionHistory(transactionType=transactionType,
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=contractAddress,
|
|
sourceFloAddress=sourceFloAddress,
|
|
destFloAddress=destFloAddress,
|
|
transferAmount=None,
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockchainReference=blockchainReference,
|
|
jsonData=json.dumps(transaction_data),
|
|
rejectComment=rejectComment,
|
|
parsedFloData=json.dumps(parsed_data)))
|
|
session.commit()
|
|
session.close()
|
|
break
|
|
except:
|
|
logger.info(f"Unable to connect to 'system' database... retrying in {DB_RETRY_TIMEOUT} seconds")
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
|
|
def convert_datetime_to_arrowobject(expiryTime):
|
|
expirytime_split = expiryTime.split(' ')
|
|
parse_string = '{}/{}/{} {}'.format(expirytime_split[3], parsing.months[expirytime_split[1]], expirytime_split[2], expirytime_split[4])
|
|
expirytime_object = parsing.arrow.get(parse_string, 'YYYY/M/D HH:mm:ss').replace(tzinfo=expirytime_split[5][3:])
|
|
return expirytime_object
|
|
|
|
def convert_datetime_to_arrowobject_regex(expiryTime):
|
|
datetime_re = re.compile(r'(\w{3}\s\w{3}\s\d{1,2}\s\d{4}\s\d{2}:\d{2}:\d{2})\s(gmt[+-]\d{4})')
|
|
match = datetime_re.search(expiryTime)
|
|
if match:
|
|
datetime_str = match.group(1)
|
|
timezone_offset = match.group(2)[3:]
|
|
dt = arrow.get(datetime_str, 'ddd MMM DD YYYY HH:mm:ss').replace(tzinfo=timezone_offset)
|
|
return dt
|
|
else:
|
|
return 0
|
|
|
|
|
|
def is_a_contract_address(floAddress):
|
|
while True:
|
|
try:
|
|
# check contract address mapping db if the address is present, and return True or False based on that
|
|
session = create_database_session_orm('system_dbs', {'db_name':'system'}, SystemBase)
|
|
|
|
# contract_number = session.query(func.sum(ContractAddressMapping.contractAddress)).filter(ContractAddressMapping.contractAddress == floAddress).all()[0][0]
|
|
query_data = session.query(ContractAddressMapping.contractAddress).filter(ContractAddressMapping.contractAddress == floAddress).all()
|
|
contract_number = sum(Decimal(f"{amount[0]}") if amount[0] is not None else Decimal(0) for amount in query_data)
|
|
session.close()
|
|
|
|
if contract_number is None or contract_number==0:
|
|
return False
|
|
else:
|
|
return True
|
|
except:
|
|
logger.info(f"Unable to connect to 'system' database... retrying in {DB_RETRY_TIMEOUT} seconds")
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
|
|
""" ? NOT USED ?
|
|
def fetchDynamicSwapPrice_old(contractStructure, transaction_data, blockinfo):
|
|
oracle_address = contractStructure['oracle_address']
|
|
# fetch transactions from the blockchain where from address : oracle-address... to address: contract address
|
|
# find the first contract transaction which adheres to price change format
|
|
# {"price-update":{"contract-name": "", "contract-address": "", "price": 3}}
|
|
response = requests.get(f'{neturl}api/v1/address/{oracle_address}', verify=API_VERIFY)
|
|
if response.status_code == 200:
|
|
response = response.json()
|
|
if 'transactions' not in response.keys(): # API doesn't return 'transactions' key, if 0 txs present on address
|
|
return float(contractStructure['price'])
|
|
else:
|
|
transactions = response['transactions']
|
|
for transaction_hash in transactions:
|
|
transaction_response = requests.get(f'{neturl}api/v1/tx/{transaction_hash}', verify=API_VERIFY)
|
|
if transaction_response.status_code == 200:
|
|
transaction = transaction_response.json()
|
|
floData = transaction['floData']
|
|
# If the blocktime of the transaction is < than the current block time
|
|
if transaction['time'] < blockinfo['time']:
|
|
# Check if flodata is in the format we are looking for
|
|
# ie. {"price-update":{"contract-name": "", "contract-address": "", "price": 3}}
|
|
# and receiver address should be contractAddress
|
|
try:
|
|
assert transaction_data['receiverAddress'] == contractStructure['contractAddress']
|
|
assert find_sender_receiver(transaction)[0] == oracle_address
|
|
floData = json.loads(floData)
|
|
# Check if the contract name and address are right
|
|
assert floData['price-update']['contract-name'] == contractStructure['contractName']
|
|
assert floData['price-update']['contract-address'] == contractStructure['contractAddress']
|
|
return float(floData['price-update']['price'])
|
|
except:
|
|
continue
|
|
else:
|
|
continue
|
|
else:
|
|
logger.info('API error while fetchDynamicSwapPrice')
|
|
sys.exit(0)
|
|
return float(contractStructure['price'])
|
|
else:
|
|
logger.info('API error fetchDynamicSwapPrice')
|
|
sys.exit(0)
|
|
"""
|
|
|
|
def fetchDynamicSwapPrice(contractStructure, blockinfo):
|
|
oracle_address = contractStructure['oracle_address']
|
|
# fetch transactions from the blockchain where from address : oracle-address... to address: contract address
|
|
# find the first contract transaction which adheres to price change format
|
|
# {"price-update":{"contract-name": "", "contract-address": "", "price": 3}}
|
|
is_incomplete_key_present = False
|
|
latest_param = 'true'
|
|
mempool_param = 'false'
|
|
init_id = None
|
|
while True:
|
|
try:
|
|
response = requests.get(f'{api_url}api/v1/address/{oracle_address}?details=txs', verify=API_VERIFY)
|
|
if response.status_code == 200:
|
|
response = response.json()
|
|
if len(response['txs']) == 0:
|
|
return float(contractStructure['price'])
|
|
else:
|
|
for transaction in response['txs']:
|
|
if 'floData' in transaction.keys():
|
|
floData = transaction['floData']
|
|
else:
|
|
floData = ''
|
|
# If the blocktime of the transaction is < than the current block time
|
|
if transaction['time'] < blockinfo['time']:
|
|
# Check if flodata is in the format we are looking for
|
|
# ie. {"price-update":{"contract-name": "", "contract-address": "", "price": 3}}
|
|
# and receiver address should be contractAddress
|
|
try:
|
|
sender_address, receiver_address = find_sender_receiver(transaction)
|
|
assert sender_address == oracle_address
|
|
assert receiver_address == contractStructure['contractAddress']
|
|
floData = json.loads(floData)
|
|
# Check if the contract name and address are right
|
|
assert floData['price-update']['contract-name'] == contractStructure['contractName']
|
|
assert floData['price-update']['contract-address'] == contractStructure['contractAddress']
|
|
return float(floData['price-update']['price'])
|
|
except:
|
|
continue
|
|
else:
|
|
continue
|
|
break
|
|
else:
|
|
logger.info(f'API error fetchDynamicSwapPrice. Retry in {RETRY_TIMEOUT_LONG}s...')
|
|
#sys.exit(0)
|
|
time.sleep(RETRY_TIMEOUT_LONG)
|
|
except:
|
|
logger.info(f'API error fetchDynamicSwapPrice. Retry in {RETRY_TIMEOUT_LONG}s...')
|
|
time.sleep(RETRY_TIMEOUT_LONG)
|
|
|
|
return float(contractStructure['price'])
|
|
|
|
|
|
def processBlock(blockindex=None, blockhash=None, blockinfo=None, keywords=None):
|
|
"""
|
|
Processes a block with optional keyword filtering.
|
|
|
|
:param blockindex: The block index (height) to process.
|
|
:param blockhash: The block hash to process.
|
|
:param blockinfo: The block data to process. If not provided, it will be fetched.
|
|
:param keywords: List of keywords to filter transactions. If None, processes all transactions.
|
|
"""
|
|
global args
|
|
while True: # Loop to handle rollbacks
|
|
# Retrieve block information if not already provided
|
|
if blockinfo is None:
|
|
if blockindex is not None and blockhash is None:
|
|
logger.info(f'Processing block {blockindex}')
|
|
while blockhash is None or blockhash == '':
|
|
response = newMultiRequest(f"block-index/{blockindex}")
|
|
try:
|
|
blockhash = response['blockHash']
|
|
except:
|
|
logger.info(f"API call block-index/{blockindex} failed to give proper response. Retrying.")
|
|
|
|
blockinfo = newMultiRequest(f"block/{blockhash}")
|
|
|
|
# Filter based on keywords if provided
|
|
if keywords:
|
|
should_process = any(
|
|
any(keyword.lower() in transaction_data.get("floData", "").lower() for keyword in keywords)
|
|
for transaction_data in blockinfo.get('txs', [])
|
|
)
|
|
if not should_process:
|
|
logger.info(f"Block {blockindex} does not contain relevant keywords. Skipping processing.")
|
|
break
|
|
|
|
# Add block to the database (this shouldn't prevent further processing)
|
|
block_already_exists = False
|
|
try:
|
|
block_already_exists = add_block_hashrecord(blockinfo["height"], blockinfo["hash"])
|
|
except Exception as e:
|
|
logger.error(f"Error adding block {blockinfo['height']} to the database: {e}")
|
|
|
|
# Ensure processing continues even if the block exists
|
|
if block_already_exists:
|
|
logger.info(f"Block {blockindex} already exists but will continue processing its transactions.")
|
|
|
|
# Detect reorg every 10 blocks
|
|
if not args.rebuild and blockindex is not None and blockindex % 10 == 0:
|
|
fork_point = detect_reorg()
|
|
if fork_point is not None:
|
|
logger.warning(f"Blockchain reorganization detected! Fork point at block {fork_point}.")
|
|
|
|
# Handle rollback
|
|
rollback_to_block(fork_point)
|
|
|
|
# Restart processing from fork point
|
|
blockindex = fork_point + 1
|
|
blockhash = None
|
|
blockinfo = None
|
|
|
|
# Fetch new blockhash and blockinfo for the updated blockindex
|
|
while blockhash is None or blockhash == '':
|
|
response = newMultiRequest(f"block-index/{blockindex}")
|
|
try:
|
|
blockhash = response['blockHash']
|
|
except:
|
|
logger.info(f"API call block-index/{blockindex} failed to give proper response. Retrying.")
|
|
|
|
# Fetch blockinfo for the new blockhash
|
|
blockinfo = newMultiRequest(f"block/{blockhash}")
|
|
|
|
logger.info(f"Rollback complete. Restarting processing from block {blockindex} with hash {blockhash}.")
|
|
continue # Restart loop from updated fork point
|
|
|
|
# Perform expiry and deposit trigger checks
|
|
checkLocal_time_expiry_trigger_deposit(blockinfo)
|
|
|
|
# Process transactions in the block
|
|
acceptedTxList = []
|
|
logger.info("Before tx loop")
|
|
|
|
for transaction_data in blockinfo["txs"]:
|
|
transaction = transaction_data["txid"]
|
|
|
|
try:
|
|
text = transaction_data["floData"]
|
|
except:
|
|
text = ''
|
|
text = text.replace("\n", " \n ")
|
|
returnval = None
|
|
parsed_data = parsing.parse_flodata(text, blockinfo, config['DEFAULT']['NET'])
|
|
if parsed_data['type'] not in ['noise', None, '']:
|
|
logger.info(f"Processing transaction {transaction}")
|
|
logger.info(f"flodata {text} is parsed to {parsed_data}")
|
|
returnval = processTransaction(transaction_data, parsed_data, blockinfo)
|
|
|
|
if returnval == 1:
|
|
acceptedTxList.append(transaction)
|
|
elif returnval == 0:
|
|
logger.info(f"Transfer for the transaction {transaction} is illegitimate. Moving on")
|
|
|
|
logger.info("Completed tx loop")
|
|
|
|
if len(acceptedTxList) > 0:
|
|
tempinfo = blockinfo['txs'].copy()
|
|
for tx in blockinfo['txs']:
|
|
if tx['txid'] not in acceptedTxList:
|
|
tempinfo.remove(tx)
|
|
blockinfo['txs'] = tempinfo
|
|
|
|
try:
|
|
updateLatestBlock(blockinfo) # Core logic to update
|
|
logger.info(f"Successfully updated latest block: {blockinfo['height']}")
|
|
except Exception as e:
|
|
logger.error(f"Error updating latest block {blockinfo['height']} in updateLatestBlock: {e}")
|
|
|
|
try:
|
|
session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
entry = session.query(SystemData).filter(SystemData.attribute == 'lastblockscanned').all()[0]
|
|
entry.value = str(blockinfo['height'])
|
|
session.commit()
|
|
session.close()
|
|
except Exception as e:
|
|
logger.error(f"Error connecting to 'system' database: {e}. Retrying in {DB_RETRY_TIMEOUT} seconds")
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
|
|
break # Exit loop after processing is complete without a rollback
|
|
|
|
|
|
def updateLatestTransaction(transactionData, parsed_data, db_reference, transactionType=None ):
|
|
# connect to latest transaction db
|
|
while True:
|
|
try:
|
|
conn = create_database_connection('latest_cache', {'db_name':"latestCache"})
|
|
break
|
|
except:
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
if transactionType is None:
|
|
transactionType = parsed_data['type']
|
|
try:
|
|
conn.execute("INSERT INTO latestTransactions (transactionHash, blockNumber, jsonData, transactionType, parsedFloData, db_reference) VALUES (%s, %s, %s, %s, %s, %s)", (transactionData['txid'], transactionData['blockheight'], json.dumps(transactionData), transactionType, json.dumps(parsed_data), db_reference))
|
|
except Exception as e:
|
|
logger.error(f"Error inserting into latestTransactions: {e}")
|
|
finally:
|
|
conn.close()
|
|
|
|
|
|
|
|
def updateLatestBlock(blockData):
|
|
# connect to latest block db
|
|
while True:
|
|
try:
|
|
conn = create_database_connection('latest_cache', {'db_name':"latestCache"})
|
|
break
|
|
except:
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
conn.execute('INSERT INTO latestBlocks(blockNumber, blockHash, jsonData) VALUES (%s, %s, %s)',(blockData['height'], blockData['hash'], json.dumps(blockData)))
|
|
#conn.commit()
|
|
conn.close()
|
|
|
|
|
|
def process_pids(entries, session, piditem):
|
|
for entry in entries:
|
|
'''consumedpid_dict = literal_eval(entry.consumedpid)
|
|
total_consumedpid_amount = 0
|
|
for key in consumedpid_dict.keys():
|
|
total_consumedpid_amount = total_consumedpid_amount + float(consumedpid_dict[key])
|
|
consumedpid_dict[piditem[0]] = total_consumedpid_amount
|
|
entry.consumedpid = str(consumedpid_dict)'''
|
|
entry.orphaned_parentid = entry.parentid
|
|
entry.parentid = None
|
|
#session.commit()
|
|
return 1
|
|
|
|
|
|
def transferToken(tokenIdentification, tokenAmount, inputAddress, outputAddress, transaction_data=None, parsed_data=None, isInfiniteToken=None, blockinfo=None, transactionType=None):
|
|
|
|
# provide default transactionType value
|
|
if transactionType is None:
|
|
try:
|
|
transactionType=parsed_data['type']
|
|
except:
|
|
logger.info("This is a critical error. Please report to developers")
|
|
|
|
while True:
|
|
try:
|
|
session = create_database_session_orm('token', {'token_name': f"{tokenIdentification}"}, TokenBase)
|
|
break
|
|
except:
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
|
|
tokenAmount = float(tokenAmount)
|
|
if isInfiniteToken == True:
|
|
# Make new entry
|
|
receiverAddress_details = session.query(ActiveTable).filter(ActiveTable.address==outputAddress, ActiveTable.addressBalance!=None).first()
|
|
if receiverAddress_details is None:
|
|
addressBalance = tokenAmount
|
|
else:
|
|
addressBalance = perform_decimal_operation('addition', receiverAddress_details.addressBalance, tokenAmount)
|
|
receiverAddress_details.addressBalance = None
|
|
session.add(ActiveTable(address=outputAddress, consumedpid='1', transferBalance=tokenAmount, addressBalance=addressBalance, blockNumber=blockinfo['height']))
|
|
|
|
add_transaction_history(token_name=tokenIdentification, sourceFloAddress=inputAddress, destFloAddress=outputAddress, transferAmount=tokenAmount, blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), transactionType=transactionType, parsedFloData=json.dumps(parsed_data))
|
|
session.commit()
|
|
session.close()
|
|
return 1
|
|
|
|
else:
|
|
# availableTokens = session.query(func.sum(ActiveTable.transferBalance)).filter_by(address=inputAddress).all()[0][0]
|
|
|
|
query_data = session.query(ActiveTable.transferBalance).filter_by(address=inputAddress).all()
|
|
availableTokens = float(sum(Decimal(f"{amount[0]}") if amount[0] is not None else Decimal(0) for amount in query_data))
|
|
logger.info(f"The sender address {inputAddress} owns {availableTokens} {tokenIdentification.upper()} tokens")
|
|
|
|
commentTransferAmount = float(tokenAmount)
|
|
if availableTokens is None:
|
|
logger.info(f"The sender address {inputAddress} doesn't own any {tokenIdentification.upper()} tokens")
|
|
session.close()
|
|
return 0
|
|
|
|
elif availableTokens < commentTransferAmount:
|
|
logger.info("The transfer amount is more than the user balance\nThis transaction will be discarded\n")
|
|
session.close()
|
|
return 0
|
|
|
|
elif availableTokens >= commentTransferAmount:
|
|
logger.info(f"System has accepted transfer of {commentTransferAmount} {tokenIdentification.upper()}# from {inputAddress} to {outputAddress}")
|
|
table = session.query(ActiveTable).filter(ActiveTable.address == inputAddress).all()
|
|
pidlst = []
|
|
checksum = 0
|
|
for row in table:
|
|
if checksum >= commentTransferAmount:
|
|
break
|
|
pidlst.append([row.id, row.transferBalance])
|
|
checksum = perform_decimal_operation('addition', checksum, row.transferBalance)
|
|
|
|
if checksum == commentTransferAmount:
|
|
consumedpid_string = ''
|
|
# Update all pids in pidlist's transferBalance to 0
|
|
lastid = session.query(ActiveTable)[-1].id
|
|
piddict = {}
|
|
for piditem in pidlst:
|
|
entry = session.query(ActiveTable).filter(ActiveTable.id == piditem[0]).all()
|
|
consumedpid_string = consumedpid_string + '{},'.format(piditem[0])
|
|
piddict[piditem[0]] = piditem[1]
|
|
session.add(TransferLogs(sourceFloAddress=inputAddress, destFloAddress=outputAddress,
|
|
transferAmount=entry[0].transferBalance, sourceId=piditem[0],
|
|
destinationId=lastid + 1,
|
|
blockNumber=blockinfo['height'], time=blockinfo['time'],
|
|
transactionHash=transaction_data['txid']))
|
|
entry[0].transferBalance = 0
|
|
|
|
if len(consumedpid_string) > 1:
|
|
consumedpid_string = consumedpid_string[:-1]
|
|
|
|
# Make new entry
|
|
receiverAddress_details = session.query(ActiveTable).filter(ActiveTable.address==outputAddress, ActiveTable.addressBalance!=None).first()
|
|
if receiverAddress_details is None:
|
|
addressBalance = commentTransferAmount
|
|
else:
|
|
addressBalance = perform_decimal_operation('addition', receiverAddress_details.addressBalance, commentTransferAmount)
|
|
receiverAddress_details.addressBalance = None
|
|
session.add(ActiveTable(address=outputAddress, consumedpid=str(piddict), transferBalance=commentTransferAmount, addressBalance=addressBalance, blockNumber=blockinfo['height']))
|
|
|
|
senderAddress_details = session.query(ActiveTable).filter_by(address=inputAddress).order_by(ActiveTable.id.desc()).first()
|
|
senderAddress_details.addressBalance = perform_decimal_operation('subtraction', senderAddress_details.addressBalance, commentTransferAmount )
|
|
|
|
# Migration
|
|
# shift pid of used utxos from active to consumed
|
|
for piditem in pidlst:
|
|
# move the parentids consumed to consumedpid column in both activeTable and consumedTable
|
|
entries = session.query(ActiveTable).filter(ActiveTable.parentid == piditem[0]).all()
|
|
process_pids(entries, session, piditem)
|
|
|
|
entries = session.query(ConsumedTable).filter(ConsumedTable.parentid == piditem[0]).all()
|
|
process_pids(entries, session, piditem)
|
|
|
|
# move the pids consumed in the transaction to consumedTable and delete them from activeTable
|
|
session.execute('INSERT INTO consumedTable (id, address, parentid, consumedpid, transferBalance, addressBalance, orphaned_parentid, blockNumber) SELECT id, address, parentid, consumedpid, transferBalance, addressBalance, orphaned_parentid, blockNumber FROM activeTable WHERE id={}'.format(piditem[0]))
|
|
session.execute('DELETE FROM activeTable WHERE id={}'.format(piditem[0]))
|
|
session.commit()
|
|
session.commit()
|
|
|
|
elif checksum > commentTransferAmount:
|
|
consumedpid_string = ''
|
|
# Update all pids in pidlist's transferBalance
|
|
lastid = session.query(ActiveTable)[-1].id
|
|
piddict = {}
|
|
for idx, piditem in enumerate(pidlst):
|
|
entry = session.query(ActiveTable).filter(ActiveTable.id == piditem[0]).all()
|
|
if idx != len(pidlst) - 1:
|
|
session.add(TransferLogs(sourceFloAddress=inputAddress, destFloAddress=outputAddress,
|
|
transferAmount=entry[0].transferBalance, sourceId=piditem[0],
|
|
destinationId=lastid + 1,
|
|
blockNumber=blockinfo['height'], time=blockinfo['time'],
|
|
transactionHash=transaction_data['txid']))
|
|
entry[0].transferBalance = 0
|
|
piddict[piditem[0]] = piditem[1]
|
|
consumedpid_string = consumedpid_string + '{},'.format(piditem[0])
|
|
else:
|
|
session.add(TransferLogs(sourceFloAddress=inputAddress, destFloAddress=outputAddress,
|
|
transferAmount=perform_decimal_operation('subtraction', piditem[1], perform_decimal_operation('subtraction', checksum, commentTransferAmount)),
|
|
sourceId=piditem[0],
|
|
destinationId=lastid + 1,
|
|
blockNumber=blockinfo['height'], time=blockinfo['time'],
|
|
transactionHash=transaction_data['txid']))
|
|
entry[0].transferBalance = perform_decimal_operation('subtraction', checksum, commentTransferAmount)
|
|
|
|
if len(consumedpid_string) > 1:
|
|
consumedpid_string = consumedpid_string[:-1]
|
|
|
|
# Make new entry
|
|
receiverAddress_details = session.query(ActiveTable).filter(ActiveTable.address==outputAddress, ActiveTable.addressBalance!=None).first()
|
|
if receiverAddress_details is None:
|
|
addressBalance = commentTransferAmount
|
|
else:
|
|
addressBalance = perform_decimal_operation('addition', receiverAddress_details.addressBalance, commentTransferAmount)
|
|
receiverAddress_details.addressBalance = None
|
|
session.add(ActiveTable(address=outputAddress, parentid=pidlst[-1][0], consumedpid=str(piddict), transferBalance=commentTransferAmount, addressBalance=addressBalance, blockNumber=blockinfo['height']))
|
|
|
|
senderAddress_details = session.query(ActiveTable).filter_by(address=inputAddress).order_by(ActiveTable.id.desc()).first()
|
|
senderAddress_details.addressBalance = perform_decimal_operation('subtraction', senderAddress_details.addressBalance, commentTransferAmount)
|
|
|
|
# Migration
|
|
# shift pid of used utxos from active to consumed
|
|
for piditem in pidlst[:-1]:
|
|
# move the parentids consumed to consumedpid column in both activeTable and consumedTable
|
|
entries = session.query(ActiveTable).filter(ActiveTable.parentid == piditem[0]).all()
|
|
process_pids(entries, session, piditem)
|
|
|
|
entries = session.query(ConsumedTable).filter(ConsumedTable.parentid == piditem[0]).all()
|
|
process_pids(entries, session, piditem)
|
|
|
|
# move the pids consumed in the transaction to consumedTable and delete them from activeTable
|
|
session.execute('INSERT INTO consumedTable (id, address, parentid, consumedpid, transferBalance, addressBalance, orphaned_parentid, blockNumber) SELECT id, address, parentid, consumedpid, transferBalance, addressBalance, orphaned_parentid, blockNumber FROM activeTable WHERE id={}'.format(piditem[0]))
|
|
session.execute('DELETE FROM activeTable WHERE id={}'.format(piditem[0]))
|
|
session.commit()
|
|
|
|
add_transaction_history(token_name=tokenIdentification, sourceFloAddress=inputAddress, destFloAddress=outputAddress, transferAmount=tokenAmount, blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), transactionType=transactionType, parsedFloData=json.dumps(parsed_data))
|
|
|
|
session.commit()
|
|
session.close()
|
|
return 1
|
|
|
|
|
|
def trigger_internal_contract_onvalue(tokenAmount_sum, contractStructure, transaction_data, blockinfo, parsed_data, connection, contract_name, contract_address, transaction_subType):
|
|
# Trigger the contract
|
|
if tokenAmount_sum <= 0:
|
|
# Add transaction to ContractTransactionHistory
|
|
add_contract_transaction_history(contract_name=contract_name, contract_address=contract_address, transactionType='trigger', transactionSubType='zero-participation', sourceFloAddress='', destFloAddress='', transferAmount=0, blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
# Add transaction to latestCache
|
|
updateLatestTransaction(transaction_data, parsed_data , f"{contract_name}-{contract_address}")
|
|
|
|
else:
|
|
payeeAddress = json.loads(contractStructure['payeeAddress'])
|
|
tokenIdentification = contractStructure['tokenIdentification']
|
|
|
|
for floaddress in payeeAddress.keys():
|
|
transferAmount = perform_decimal_operation('multiplication', tokenAmount_sum, perform_decimal_operation('division', payeeAddress[floaddress], 100))
|
|
returnval = transferToken(tokenIdentification, transferAmount, contract_address, floaddress, transaction_data=transaction_data, blockinfo = blockinfo, parsed_data = parsed_data)
|
|
if returnval == 0:
|
|
logger.critical("Something went wrong in the token transfer method while doing local Smart Contract Trigger")
|
|
return 0
|
|
|
|
# Add transaction to ContractTransactionHistory
|
|
add_contract_transaction_history(contract_name=contract_name, contract_address=contract_address, transactionType='trigger', transactionSubType=transaction_subType, sourceFloAddress=contract_address, destFloAddress=floaddress, transferAmount=transferAmount, blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
# Add transaction to latestCache
|
|
updateLatestTransaction(transaction_data, parsed_data , f"{contract_name}-{contract_address}")
|
|
return 1
|
|
|
|
|
|
def process_minimum_subscriptionamount(contractStructure, connection, blockinfo, transaction_data, parsed_data):
|
|
minimumsubscriptionamount = float(contractStructure['minimumsubscriptionamount'])
|
|
|
|
rows = connection.execute('SELECT tokenAmount FROM contractparticipants').fetchall()
|
|
tokenAmount_sum = float(sum(Decimal(f"{row[0]}") for row in rows))
|
|
|
|
if tokenAmount_sum < minimumsubscriptionamount:
|
|
# Initialize payback to contract participants
|
|
contractParticipants = connection.execute('SELECT participantAddress, tokenAmount, transactionHash FROM contractparticipants').fetchall()
|
|
|
|
for participant in contractParticipants:
|
|
tokenIdentification = contractStructure['tokenIdentification']
|
|
contractAddress = connection.execute('SELECT value FROM contractstructure WHERE attribute="contractAddress"').fetchall()[0][0]
|
|
#transferToken(tokenIdentification, tokenAmount, inputAddress, outputAddress, transaction_data=None, parsed_data=None, isInfiniteToken=None, blockinfo=None, transactionType=None)
|
|
returnval = transferToken(tokenIdentification, participant[1], contractAddress, participant[0], blockinfo = blockinfo, transaction_data=transaction_data, parsed_data=parsed_data)
|
|
if returnval == 0:
|
|
logger.critical("Something went wrong in the token transfer method while doing local Smart Contract Trigger. THIS IS CRITICAL ERROR")
|
|
return
|
|
|
|
connection.execute('UPDATE contractparticipants SET winningAmount="{}" WHERE participantAddress="{}" AND transactionHash="{}"'.format(participant[1], participant[0], participant[2]))
|
|
|
|
# add transaction to ContractTransactionHistory
|
|
add_contract_transaction_history(contract_name=contractStructure['contractName'], contract_address=contractStructure['contractAddress'], transactionType=parsed_data['type'], transactionSubType='minimumsubscriptionamount-payback', sourceFloAddress=contractAddress, destFloAddress=participant[0], transferAmount=participant[1], blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
return 1
|
|
else:
|
|
return 0
|
|
|
|
|
|
def process_maximum_subscriptionamount(contractStructure, connection, status, blockinfo, transaction_data, parsed_data):
|
|
maximumsubscriptionamount = float(contractStructure['maximumsubscriptionamount'])
|
|
rows = connection.execute('SELECT tokenAmount FROM contractparticipants').fetchall()
|
|
tokenAmount_sum = float(sum(Decimal(f"{row[0]}") for row in rows))
|
|
if tokenAmount_sum >= maximumsubscriptionamount:
|
|
# Trigger the contract
|
|
if status == 'close':
|
|
success_returnval = trigger_internal_contract_onvalue(tokenAmount_sum, contractStructure, transaction_data, blockinfo, parsed_data, connection, contract_name=contractStructure['contractName'], contract_address=contractStructure['contractAddress'], transaction_subType='maximumsubscriptionamount')
|
|
if not success_returnval:
|
|
return 0
|
|
return 1
|
|
else:
|
|
return 0
|
|
|
|
|
|
def check_contract_status(contractName, contractAddress):
|
|
# Status of the contract is at 2 tables in system.db
|
|
# activecontracts and time_actions
|
|
# select the last entry from the column
|
|
while True:
|
|
try:
|
|
connection = create_database_connection('system_dbs')
|
|
break
|
|
except:
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
contract_status = connection.execute(f'SELECT status FROM time_actions WHERE id=(SELECT MAX(id) FROM time_actions WHERE contractName="{contractName}" AND contractAddress="{contractAddress}")').fetchall()
|
|
return contract_status[0][0]
|
|
|
|
|
|
def close_expire_contract(contractStructure, contractStatus, transactionHash, blockNumber, blockHash, incorporationDate, expiryDate, closeDate, trigger_time, trigger_activity, contractName, contractAddress, contractType, tokens_db, parsed_data, blockHeight):
|
|
while True:
|
|
try:
|
|
connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
break
|
|
except:
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
connection.execute("INSERT INTO activecontracts VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)", (None, contractStructure['contractName'], contractStructure['contractAddress'], contractStatus, contractStructure['tokenIdentification'], contractStructure['contractType'], transactionHash, blockNumber, blockHash, incorporationDate, expiryDate, closeDate))
|
|
connection.execute("INSERT INTO time_actions VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)", (None, trigger_time, trigger_activity, contractStatus, contractName, contractAddress, contractType, tokens_db, parsed_data, transactionHash, blockHeight))
|
|
connection.close()
|
|
|
|
|
|
def return_time_active_contracts(session, status='active', activity='contract-time-trigger'):
|
|
sql_query = text("""
|
|
SELECT t1.*
|
|
FROM time_actions t1
|
|
JOIN (
|
|
SELECT contractName, contractAddress, MAX(id) AS max_id
|
|
FROM time_actions
|
|
GROUP BY contractName, contractAddress
|
|
) t2
|
|
ON t1.contractName = t2.contractName
|
|
AND t1.contractAddress = t2.contractAddress
|
|
AND t1.id = t2.max_id
|
|
WHERE t1.status = :status AND t1.activity = :activity
|
|
""")
|
|
active_contracts = session.execute(sql_query, {'status': status, 'activity': activity}).fetchall()
|
|
return active_contracts
|
|
|
|
|
|
|
|
def return_time_active_deposits(session):
|
|
# find all the deposits which are active
|
|
# todo - sqlalchemy gives me warning with the following method
|
|
subquery_filter = session.query(TimeActions.id).group_by(TimeActions.transactionHash,TimeActions.id).having(func.count(TimeActions.transactionHash)==1).subquery()
|
|
active_deposits = session.query(TimeActions).filter(TimeActions.id.in_(subquery_filter.select()), TimeActions.status=='active', TimeActions.activity=='contract-deposit').all()
|
|
return active_deposits
|
|
|
|
|
|
def process_contract_time_trigger(blockinfo, systemdb_session, active_contracts):
|
|
for query in active_contracts:
|
|
query_time = convert_datetime_to_arrowobject(query.time)
|
|
blocktime = parsing.arrow.get(blockinfo['time']).to('Asia/Kolkata')
|
|
|
|
if query.activity == 'contract-time-trigger':
|
|
contractStructure = extract_contractStructure(query.contractName, query.contractAddress)
|
|
connection = create_database_connection('smart_contract', {'contract_name':f"{query.contractName}", 'contract_address':f"{query.contractAddress}"})
|
|
if contractStructure['contractType'] == 'one-time-event':
|
|
# TODO - FIGURE A BETTER SOLUTION FOR THIS
|
|
tx_type = 'trigger'
|
|
data = [blockinfo['hash'], blockinfo['height'], blockinfo['time'], blockinfo['size'], tx_type]
|
|
|
|
def _get_txid(data):
|
|
"""
|
|
Generate a SHA256 hash of the input data.
|
|
:param data: The data to be hashed.
|
|
:return: The SHA256 hash as a hexadecimal string.
|
|
"""
|
|
try:
|
|
# Ensure data is encoded before hashing
|
|
if isinstance(data, str):
|
|
data = data.encode('utf-8')
|
|
txid = hashlib.sha256(data).hexdigest()
|
|
return txid
|
|
except Exception as e:
|
|
logger.error(f"Failed to generate SHA256 hash: {e}")
|
|
raise e
|
|
|
|
|
|
transaction_data = {}
|
|
transaction_data['txid'] = _get_txid(data)
|
|
transaction_data['blockheight'] = blockinfo['height']
|
|
transaction_data['time'] = blockinfo['time']
|
|
|
|
parsed_data = {}
|
|
parsed_data['type'] = tx_type
|
|
parsed_data['contractName'] = query.contractName
|
|
parsed_data['contractAddress'] = query.contractAddress
|
|
|
|
activecontracts_table_info = systemdb_session.query(ActiveContracts.blockHash, ActiveContracts.incorporationDate).filter(ActiveContracts.contractName==query.contractName, ActiveContracts.contractAddress==query.contractAddress, ActiveContracts.status=='active').first()
|
|
|
|
if 'exitconditions' in contractStructure: # Committee trigger contract type
|
|
# maximumsubscription check, if reached then expire the contract
|
|
if 'maximumsubscriptionamount' in contractStructure:
|
|
maximumsubscriptionamount = float(contractStructure['maximumsubscriptionamount'])
|
|
rows = connection.execute('SELECT tokenAmount FROM contractparticipants').fetchall()
|
|
tokenAmount_sum = float(sum(Decimal(f"{row[0]}") for row in rows))
|
|
if tokenAmount_sum >= maximumsubscriptionamount:
|
|
# Expire the contract
|
|
logger.info(f"Maximum Subscription amount {maximumsubscriptionamount} reached for {query.contractName}-{query.contractAddress}. Expiring the contract")
|
|
close_expire_contract(contractStructure, 'expired', transaction_data['txid'], blockinfo['height'], blockinfo['hash'], activecontracts_table_info.incorporationDate, blockinfo['time'], None, query.time, query.activity, query.contractName, query.contractAddress, query.contractType, query.tokens_db, query.parsed_data, blockinfo['height'])
|
|
|
|
if blocktime > query_time:
|
|
if 'minimumsubscriptionamount' in contractStructure:
|
|
if process_minimum_subscriptionamount(contractStructure, connection, blockinfo, transaction_data, parsed_data):
|
|
logger.info(f"Contract trigger time {query_time} achieved and Minimimum subscription amount reached for {query.contractName}-{query.contractAddress}. Closing the contract")
|
|
close_expire_contract(contractStructure, 'closed', transaction_data['txid'], blockinfo['height'], blockinfo['hash'], activecontracts_table_info.incorporationDate, blockinfo['time'], blockinfo['time'], query.time, query.activity, query.contractName, query.contractAddress, query.contractType, query.tokens_db, query.parsed_data, blockinfo['height'])
|
|
return
|
|
|
|
# Expire the contract
|
|
logger.info(f"Contract trigger time {query_time} achieved for {query.contractName}-{query.contractAddress}. Expiring the contract")
|
|
close_expire_contract(contractStructure, 'expired', transaction_data['txid'], blockinfo['height'], blockinfo['hash'], activecontracts_table_info.incorporationDate, blockinfo['time'], None, query.time, query.activity, query.contractName, query.contractAddress, query.contractType, query.tokens_db, query.parsed_data, blockinfo['height'])
|
|
|
|
elif 'payeeAddress' in contractStructure: # Internal trigger contract type
|
|
|
|
# maximumsubscription check, if reached then trigger the contract
|
|
if 'maximumsubscriptionamount' in contractStructure:
|
|
maximumsubscriptionamount = float(contractStructure['maximumsubscriptionamount'])
|
|
rows = connection.execute('SELECT tokenAmount FROM contractparticipants').fetchall()
|
|
tokenAmount_sum = float(sum(Decimal(f"{row[0]}") for row in rows))
|
|
if tokenAmount_sum >= maximumsubscriptionamount:
|
|
# Trigger the contract
|
|
logger.info(f"Triggering the {query.contractName}-{query.contractAddress} as maximum subscription amount {maximumsubscriptionamount} has been reached ")
|
|
success_returnval = trigger_internal_contract_onvalue(tokenAmount_sum, contractStructure, transaction_data, blockinfo, parsed_data, connection, contract_name=query.contractName, contract_address=query.contractAddress, transaction_subType='maximumsubscriptionamount')
|
|
if not success_returnval:
|
|
return 0
|
|
logger.info(f"Closing the {query.contractName}-{query.contractAddress} as maximum subscription amount {maximumsubscriptionamount} has been reached ")
|
|
close_expire_contract(contractStructure, 'closed', transaction_data['txid'], blockinfo['height'], blockinfo['hash'], activecontracts_table_info.incorporationDate, blockinfo['time'], blockinfo['time'], query.time, query.activity, query.contractName, query.contractAddress, query.contractType, query.tokens_db, query.parsed_data, blockinfo['height'])
|
|
return
|
|
|
|
if blocktime > query_time:
|
|
if 'minimumsubscriptionamount' in contractStructure:
|
|
if process_minimum_subscriptionamount(contractStructure, connection, blockinfo, transaction_data, parsed_data):
|
|
logger.info(f"Contract trigger time {query_time} achieved and Minimimum subscription amount reached for {query.contractName}-{query.contractAddress}. Closing the contract")
|
|
close_expire_contract(contractStructure, 'closed', transaction_data['txid'], blockinfo['height'], blockinfo['hash'], activecontracts_table_info.incorporationDate, blockinfo['time'], blockinfo['time'], query.time, query.activity, query.contractName, query.contractAddress, query.contractType, query.tokens_db, query.parsed_data, blockinfo['height'])
|
|
return
|
|
|
|
# Trigger the contract
|
|
rows = connection.execute('SELECT tokenAmount FROM contractparticipants').fetchall()
|
|
# Sum up using Decimal
|
|
tokenAmount_sum = float(sum(Decimal(f"{row[0]}") for row in rows))
|
|
logger.info(f"Triggering the contract {query.contractName}-{query.contractAddress}")
|
|
success_returnval = trigger_internal_contract_onvalue(tokenAmount_sum, contractStructure, transaction_data, blockinfo, parsed_data, connection, contract_name=query.contractName, contract_address=query.contractAddress, transaction_subType='expiryTime')
|
|
if not success_returnval:
|
|
return 0
|
|
|
|
logger.info(f"Closing the contract {query.contractName}-{query.contractAddress}")
|
|
close_expire_contract(contractStructure, 'closed', transaction_data['txid'], blockinfo['height'], blockinfo['hash'], activecontracts_table_info.incorporationDate, blockinfo['time'], blockinfo['time'], query.time, query.activity, query.contractName, query.contractAddress, query.contractType, query.tokens_db, query.parsed_data, blockinfo['height'])
|
|
return
|
|
|
|
|
|
def process_contract_deposit_trigger(blockinfo, systemdb_session, active_deposits):
|
|
for query in active_deposits:
|
|
query_time = convert_datetime_to_arrowobject(query.time)
|
|
blocktime = parsing.arrow.get(blockinfo['time']).to('Asia/Kolkata')
|
|
if query.activity == 'contract-deposit':
|
|
if blocktime > query_time:
|
|
# find the status of the deposit
|
|
# the deposit is unique
|
|
# find the total sum to be returned from the smart contract's participation table
|
|
contract_db = create_database_session_orm('smart_contract', {'contract_name': query.contractName, 'contract_address': query.contractAddress}, ContractBase)
|
|
|
|
deposit_query = contract_db.query(ContractDeposits).filter(ContractDeposits.transactionHash == query.transactionHash).first()
|
|
deposit_last_latest_entry = contract_db.query(ContractDeposits).filter(ContractDeposits.transactionHash == query.transactionHash).order_by(ContractDeposits.id.desc()).first()
|
|
returnAmount = deposit_last_latest_entry.depositBalance
|
|
depositorAddress = deposit_last_latest_entry.depositorAddress
|
|
|
|
# Do a token transfer back to the deposit address
|
|
sellingToken = contract_db.query(ContractStructure.value).filter(ContractStructure.attribute == 'selling_token').first()[0]
|
|
tx_block_string = f"{query.transactionHash}{blockinfo['height']}".encode('utf-8').hex()
|
|
parsed_data = {}
|
|
parsed_data['type'] = 'smartContractDepositReturn'
|
|
parsed_data['contractName'] = query.contractName
|
|
parsed_data['contractAddress'] = query.contractAddress
|
|
transaction_data = {}
|
|
transaction_data['txid'] = query.transactionHash
|
|
transaction_data['blockheight'] = blockinfo['height']
|
|
transaction_data['time'] = blockinfo['time']
|
|
logger.info(f"Initiating smartContractDepositReturn after time expiry {query_time} for {depositorAddress} with amount {returnAmount} {sellingToken}# from {query.contractName}-{query.contractAddress} contract ")
|
|
returnval = transferToken(sellingToken, returnAmount, query.contractAddress, depositorAddress, transaction_data=transaction_data, parsed_data=parsed_data, blockinfo=blockinfo)
|
|
if returnval == 0:
|
|
logger.critical("Something went wrong in the token transfer method while return contract deposit. THIS IS CRITICAL ERROR")
|
|
return
|
|
else:
|
|
contract_db.add(ContractDeposits(
|
|
depositorAddress = deposit_last_latest_entry.depositorAddress,
|
|
depositAmount = -abs(returnAmount),
|
|
depositBalance = 0,
|
|
expiryTime = deposit_last_latest_entry.expiryTime,
|
|
unix_expiryTime = deposit_last_latest_entry.unix_expiryTime,
|
|
status = 'deposit-return',
|
|
transactionHash = deposit_last_latest_entry.transactionHash,
|
|
blockNumber = blockinfo['height'],
|
|
blockHash = blockinfo['hash']
|
|
))
|
|
logger.info(f"Successfully processed smartContractDepositReturn transaction ID {query.transactionHash} after time expiry {query_time} for {depositorAddress} with amount {returnAmount} {sellingToken}# from {query.contractName}-{query.contractAddress} contract ")
|
|
add_contract_transaction_history(contract_name=query.contractName, contract_address=query.contractAddress, transactionType='smartContractDepositReturn', transactionSubType=None, sourceFloAddress=query.contractAddress, destFloAddress=depositorAddress, transferAmount=returnAmount, blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=deposit_last_latest_entry.transactionHash, jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
|
|
systemdb_session.add(TimeActions(
|
|
time = query.time,
|
|
activity = query.activity,
|
|
status = 'returned',
|
|
contractName = query.contractName,
|
|
contractAddress = query.contractAddress,
|
|
contractType = query.contractType,
|
|
tokens_db = query.tokens_db,
|
|
parsed_data = query.parsed_data,
|
|
transactionHash = query.transactionHash,
|
|
blockNumber = blockinfo['height']
|
|
))
|
|
|
|
contract_db.commit()
|
|
systemdb_session.commit()
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{query.contractName}-{query.contractAddress}")
|
|
|
|
|
|
def checkLocal_time_expiry_trigger_deposit(blockinfo):
|
|
# Connect to system.db with a session
|
|
while True:
|
|
try:
|
|
systemdb_session = create_database_session_orm('system_dbs', {'db_name':'system'}, SystemBase)
|
|
|
|
break
|
|
except:
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
timeactions_tx_hashes = []
|
|
active_contracts = return_time_active_contracts(systemdb_session)
|
|
active_deposits = return_time_active_deposits(systemdb_session)
|
|
|
|
process_contract_time_trigger(blockinfo, systemdb_session, active_contracts)
|
|
process_contract_deposit_trigger(blockinfo, systemdb_session, active_deposits)
|
|
|
|
def check_reorg():
|
|
connection = create_database_connection('system_dbs')
|
|
blockbook_api_url = 'https://blockbook.ranchimall.net/'
|
|
BACK_TRACK_BLOCKS = 1000
|
|
|
|
# find latest block number in local database
|
|
latest_block = list(connection.execute("SELECT max(blockNumber) from latestBlocks").fetchone())[0]
|
|
block_number = latest_block
|
|
|
|
while block_number > 0:
|
|
# get the block hash
|
|
block_hash = list(connection.execute(f"SELECT blockHash from latestBlocks WHERE blockNumber = {block_number}").fetchone())[0]
|
|
|
|
# Check if the block is in blockbook (i.e, not dropped in reorg)
|
|
response = requests.get(f'{blockbook_api_url}api/block/{block_number}', verify=API_VERIFY)
|
|
if response.status_code == 200:
|
|
response = response.json()
|
|
if response['hash'] == block_hash: # local blockhash matches with blockbook hash
|
|
break
|
|
else: # check for older blocks to trace where reorg has happened
|
|
block_number -= BACK_TRACK_BLOCKS
|
|
continue
|
|
else:
|
|
logger.info('Response from the Blockbook API failed')
|
|
sys.exit(0) #TODO test reorg fix and remove this
|
|
|
|
connection.close()
|
|
|
|
# rollback if needed
|
|
if block_number != latest_block:
|
|
rollback_to_block(block_number)
|
|
|
|
return block_number
|
|
|
|
def extract_contractStructure(contractName, contractAddress):
|
|
while True:
|
|
try:
|
|
connection = create_database_connection('smart_contract', {'contract_name':f"{contractName}", 'contract_address':f"{contractAddress}"})
|
|
break
|
|
except:
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
attributevaluepair = connection.execute("SELECT attribute, value FROM contractstructure WHERE attribute != 'flodata'").fetchall()
|
|
contractStructure = {}
|
|
conditionDict = {}
|
|
counter = 0
|
|
for item in attributevaluepair:
|
|
if list(item)[0] == 'exitconditions':
|
|
conditionDict[counter] = list(item)[1]
|
|
counter = counter + 1
|
|
else:
|
|
contractStructure[list(item)[0]] = list(item)[1]
|
|
if len(conditionDict) > 0:
|
|
contractStructure['exitconditions'] = conditionDict
|
|
del counter, conditionDict
|
|
|
|
return contractStructure
|
|
|
|
|
|
def process_flo_checks(transaction_data):
|
|
# Create vinlist and outputlist
|
|
vinlist = []
|
|
querylist = []
|
|
|
|
# Extract VIN information
|
|
for vin in transaction_data["vin"]:
|
|
vinlist.append([vin["addresses"][0], float(vin["value"])])
|
|
|
|
totalinputval = float(transaction_data["valueIn"])
|
|
|
|
# Check if all the addresses in a transaction on the input side are the same
|
|
for idx, item in enumerate(vinlist):
|
|
if idx == 0:
|
|
temp = item[0]
|
|
continue
|
|
if item[0] != temp:
|
|
logger.info(f"System has found more than one address as part of vin. Transaction {transaction_data['txid']} is rejected")
|
|
return None, None, None
|
|
|
|
inputlist = [vinlist[0][0], totalinputval]
|
|
inputadd = vinlist[0][0]
|
|
|
|
# Check if the number of vout is more than 2 (Rule 42)
|
|
if len(transaction_data["vout"]) > 2:
|
|
logger.info(f"System has found more than 2 addresses as part of vout. Transaction {transaction_data['txid']} is rejected")
|
|
return None, None, None
|
|
|
|
# Extract output addresses (Rule 43)
|
|
outputlist = []
|
|
addresscounter = 0
|
|
inputcounter = 0
|
|
for obj in transaction_data["vout"]:
|
|
if 'addresses' not in obj["scriptPubKey"]:
|
|
continue
|
|
if obj["scriptPubKey"]["addresses"]:
|
|
addresscounter += 1
|
|
if inputlist[0] == obj["scriptPubKey"]["addresses"][0]:
|
|
inputcounter += 1
|
|
continue
|
|
outputlist.append([obj["scriptPubKey"]["addresses"][0], obj["value"]])
|
|
|
|
if addresscounter == inputcounter:
|
|
outputlist = [inputlist[0]]
|
|
elif len(outputlist) != 1:
|
|
logger.info(f"Transaction's change is not coming back to the input address. Transaction {transaction_data['txid']} is rejected")
|
|
return None, None, None
|
|
else:
|
|
outputlist = outputlist[0]
|
|
|
|
return inputlist, outputlist, inputadd
|
|
|
|
|
|
def process_token_transfer(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd):
|
|
if not is_a_contract_address(inputlist[0]) and not is_a_contract_address(outputlist[0]):
|
|
# check if the token exists in the database
|
|
if check_database_existence('token', {'token_name':f"{parsed_data['tokenIdentification']}"}):
|
|
# Pull details of the token type from system.db database
|
|
connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
db_details = connection.execute("SELECT db_name, db_type, keyword, object_format FROM databaseTypeMapping WHERE db_name='{}'".format(parsed_data['tokenIdentification']))
|
|
db_details = list(zip(*db_details))
|
|
if db_details[1][0] == 'infinite-token':
|
|
db_object = json.loads(db_details[3][0])
|
|
if db_object['root_address'] == inputlist[0]:
|
|
isInfiniteToken = True
|
|
else:
|
|
isInfiniteToken = False
|
|
else:
|
|
isInfiniteToken = False
|
|
|
|
# Check if the transaction hash already exists in the token db
|
|
connection = create_database_connection('token', {'token_name':f"{parsed_data['tokenIdentification']}"})
|
|
blockno_txhash = connection.execute('SELECT blockNumber, transactionHash FROM transactionHistory').fetchall()
|
|
connection.close()
|
|
blockno_txhash_T = list(zip(*blockno_txhash))
|
|
|
|
if transaction_data['txid'] in list(blockno_txhash_T[1]):
|
|
logger.warning(f"Transaction {transaction_data['txid']} already exists in the token db. This is unusual, please check your code")
|
|
pushData_SSEapi(f"Error | Transaction {transaction_data['txid']} already exists in the token db. This is unusual, please check your code")
|
|
return 0
|
|
|
|
returnval = transferToken(parsed_data['tokenIdentification'], parsed_data['tokenAmount'], inputlist[0],outputlist[0], transaction_data, parsed_data, isInfiniteToken=isInfiniteToken, blockinfo = blockinfo)
|
|
if returnval == 0:
|
|
logger.info("Something went wrong in the token transfer method")
|
|
pushData_SSEapi(f"Error | Something went wrong while doing the internal db transactions for {transaction_data['txid']}")
|
|
return 0
|
|
else:
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['tokenIdentification']}", transactionType='token-transfer')
|
|
|
|
# If this is the first interaction of the outputlist's address with the given token name, add it to token mapping
|
|
connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
firstInteractionCheck = connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{outputlist[0]}' AND token='{parsed_data['tokenIdentification']}'").fetchall()
|
|
|
|
if len(firstInteractionCheck) == 0:
|
|
connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{outputlist[0]}', '{parsed_data['tokenIdentification']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
|
|
connection.close()
|
|
|
|
# Pass information to SSE channel
|
|
headers = {'Accept': 'application/json', 'Content-Type': 'application/json'}
|
|
# r = requests.post(tokenapi_sse_url, json={f"message': 'Token Transfer | name:{parsed_data['tokenIdentification']} | transactionHash:{transaction_data['txid']}"}, headers=headers)
|
|
return 1
|
|
else:
|
|
rejectComment = f"Token transfer at transaction {transaction_data['txid']} rejected as a token with the name {parsed_data['tokenIdentification']} doesnt not exist"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
else:
|
|
rejectComment = f"Token transfer at transaction {transaction_data['txid']} rejected as either the input address or the output address is part of a contract address"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
|
|
def process_one_time_event_transfer(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd,connection,session,contractStructure):
|
|
logger.info(f"Processing one-time event transfer for transaction {transaction_data['txid']}")
|
|
|
|
# Check if the transaction hash already exists in the contract db (Safety check)
|
|
participantAdd_txhash = connection.execute('SELECT participantAddress, transactionHash FROM contractparticipants').fetchall()
|
|
participantAdd_txhash_T = list(zip(*participantAdd_txhash))
|
|
|
|
if len(participantAdd_txhash) != 0 and transaction_data['txid'] in list(participantAdd_txhash_T[1]):
|
|
logger.warning(f"Transaction {transaction_data['txid']} rejected as it already exists in the Smart Contract db. This is unusual, please check your code")
|
|
pushData_SSEapi(f"Error | Transaction {transaction_data['txid']} rejected as it already exists in the Smart Contract db. This is unusual, please check your code")
|
|
return 0
|
|
|
|
# If contractAddress was passed, then check if it matches the output address of this contract
|
|
if 'contractAddress' in parsed_data:
|
|
if parsed_data['contractAddress'] != outputlist[0]:
|
|
rejectComment = f"Contract participation at transaction {transaction_data['txid']} rejected as contractAddress specified in flodata, {parsed_data['contractAddress']}, does not match with transaction's output address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(f"Error| Mismatch in contract address specified in flodata and the output address of the transaction {transaction_data['txid']}")
|
|
return 0
|
|
|
|
# Check the status of the contract
|
|
contractStatus = check_contract_status(parsed_data['contractName'], outputlist[0])
|
|
|
|
if contractStatus == 'closed':
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as Smart contract {parsed_data['contractName']} at the {outputlist[0]} is closed"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
return 0
|
|
else:
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{outputlist[0]}"}, ContractBase)
|
|
result = session.query(ContractStructure).filter_by(attribute='expiryTime').all()
|
|
session.close()
|
|
if result:
|
|
# Now parse the expiry time in Python
|
|
expirytime = result[0].value.strip()
|
|
expirytime_split = expirytime.split(' ')
|
|
parse_string = '{}/{}/{} {}'.format(expirytime_split[3], parsing.months[expirytime_split[1]], expirytime_split[2], expirytime_split[4])
|
|
expirytime_object = parsing.arrow.get(parse_string, 'YYYY/M/D HH:mm:ss').replace(tzinfo=expirytime_split[5][3:])
|
|
blocktime_object = parsing.arrow.get(transaction_data['time']).to('Asia/Kolkata')
|
|
|
|
if blocktime_object > expirytime_object:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as Smart contract {parsed_data['contractName']}-{outputlist[0]} has expired and will not accept any user participation"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
# Check if user choice has been passed to the wrong contract type
|
|
if 'userChoice' in parsed_data and 'exitconditions' not in contractStructure:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as userChoice, {parsed_data['userChoice']}, has been passed to Smart Contract named {parsed_data['contractName']} at the address {outputlist[0]} which doesn't accept any userChoice"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
# Check if the right token is being sent for participation
|
|
if parsed_data['tokenIdentification'] != contractStructure['tokenIdentification']:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as the token being transferred, {parsed_data['tokenIdentification'].upper()}, is not part of the structure of Smart Contract named {parsed_data['contractName']} at the address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
# Check if contractAmount is part of the contract structure, and enforce it if it is
|
|
if 'contractAmount' in contractStructure:
|
|
if float(contractStructure['contractAmount']) != float(parsed_data['tokenAmount']):
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as contractAmount being transferred is not part of the structure of Smart Contract named {parsed_data['contractName']} at the address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
partialTransferCounter = 0
|
|
# Check if maximum subscription amount has been reached
|
|
if 'maximumsubscriptionamount' in contractStructure:
|
|
# Now parse the expiry time in Python
|
|
maximumsubscriptionamount = float(contractStructure['maximumsubscriptionamount'])
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{outputlist[0]}"}, ContractBase)
|
|
|
|
query_data = session.query(ContractParticipants.tokenAmount).all()
|
|
amountDeposited = sum(Decimal(f"{amount[0]}") if amount[0] is not None else Decimal(0) for amount in query_data)
|
|
|
|
session.close()
|
|
|
|
if amountDeposited is None:
|
|
amountDeposited = 0
|
|
|
|
if amountDeposited >= maximumsubscriptionamount:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as maximum subscription amount has been reached for the Smart contract named {parsed_data['contractName']} at the address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
elif (perform_decimal_operation('addition', float(amountDeposited), float(parsed_data['tokenAmount'])) > maximumsubscriptionamount):
|
|
if 'contractAmount' in contractStructure:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as the contractAmount surpasses the maximum subscription amount, {contractStructure['maximumsubscriptionamount']} {contractStructure['tokenIdentification'].upper()}, for the Smart contract named {parsed_data['contractName']} at the address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
else:
|
|
partialTransferCounter = 1
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as the partial transfer of token {contractStructure['tokenIdentification'].upper()} is not allowed, for the Smart contract named {parsed_data['contractName']} at the address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
# Check if exitcondition exists as part of contract structure and is given in right format
|
|
if 'exitconditions' in contractStructure:
|
|
# This means the contract has an external trigger, ie. trigger coming from the contract committee
|
|
exitconditionsList = []
|
|
for condition in contractStructure['exitconditions']:
|
|
exitconditionsList.append(contractStructure['exitconditions'][condition])
|
|
|
|
if parsed_data['userChoice'] in exitconditionsList:
|
|
if partialTransferCounter == 0:
|
|
# Check if the tokenAmount being transferred exists in the address & do the token transfer
|
|
returnval = transferToken(parsed_data['tokenIdentification'], parsed_data['tokenAmount'], inputlist[0], outputlist[0], transaction_data, parsed_data, blockinfo=blockinfo)
|
|
if returnval != 0:
|
|
# Store participant details in the smart contract's db
|
|
session.add(ContractParticipants(participantAddress=inputadd,
|
|
tokenAmount=parsed_data['tokenAmount'],
|
|
userChoice=parsed_data['userChoice'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash']))
|
|
session.commit()
|
|
|
|
# Store transfer as part of ContractTransactionHistory
|
|
add_contract_transaction_history(contract_name=parsed_data['contractName'], contract_address=outputlist[0], transactionType='participation', transactionSubType=None, sourceFloAddress=inputadd, destFloAddress=outputlist[0], transferAmount=parsed_data['tokenAmount'], blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
|
|
# Store a mapping of participant address -> Contract participated in
|
|
system_session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
system_session.add(ContractAddressMapping(address=inputadd, addressType='participant',
|
|
tokenAmount=parsed_data['tokenAmount'],
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=outputlist[0],
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash']))
|
|
system_session.commit()
|
|
|
|
# If this is the first interaction of the outputlist's address with the given token name, add it to token mapping
|
|
connection = create_database_connection('system_dbs', {'db_name': 'system'})
|
|
firstInteractionCheck = connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{outputlist[0]}' AND token='{parsed_data['tokenIdentification']}'").fetchall()
|
|
if len(firstInteractionCheck) == 0:
|
|
connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{outputlist[0]}', '{parsed_data['tokenIdentification']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
connection.close()
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['contractName']}-{outputlist[0]}", transactionType='ote-externaltrigger-participation')
|
|
return 1
|
|
|
|
else:
|
|
logger.info("Something went wrong in the smartcontract token transfer method")
|
|
return 0
|
|
elif partialTransferCounter == 1:
|
|
# Transfer only part of the tokens users specified, till the time it reaches maximum amount
|
|
returnval = transferToken(parsed_data['tokenIdentification'], perform_decimal_operation('subtraction', maximumsubscriptionamount, amountDeposited), inputlist[0], outputlist[0], transaction_data, parsed_data, blockinfo=blockinfo)
|
|
if returnval != 0:
|
|
# Store participant details in the smart contract's db
|
|
session.add(ContractParticipants(participantAddress=inputadd,
|
|
tokenAmount=perform_decimal_operation('subtraction', maximumsubscriptionamount, amountDeposited),
|
|
userChoice=parsed_data['userChoice'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash']))
|
|
session.commit()
|
|
session.close()
|
|
|
|
# Store transfer as part of ContractTransactionHistory
|
|
add_contract_transaction_history(contract_name=parsed_data['contractName'], contract_address=outputlist[0], transactionType='participation', transactionSubType=None, sourceFloAddress=inputadd, destFloAddress=outputlist[0], transferAmount=perform_decimal_operation('subtraction', maximumsubscriptionamount, amountDeposited), blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
|
|
# Store a mapping of participant address -> Contract participated in
|
|
system_session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
system_session.add(ContractAddressMapping(address=inputadd, addressType='participant',
|
|
tokenAmount=perform_decimal_operation('subtraction', maximumsubscriptionamount, amountDeposited),
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=outputlist[0],
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash']))
|
|
system_session.commit()
|
|
system_session.close()
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['contractName']}-{outputlist[0]}", transactionType='ote-externaltrigger-participation')
|
|
return 1
|
|
|
|
else:
|
|
logger.info("Something went wrong in the smartcontract token transfer method")
|
|
return 0
|
|
|
|
else:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as wrong user choice entered for the Smart Contract named {parsed_data['contractName']} at the address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
elif 'payeeAddress' in contractStructure:
|
|
# This means the contract is of the type internal trigger
|
|
if partialTransferCounter == 0:
|
|
transferAmount = parsed_data['tokenAmount']
|
|
elif partialTransferCounter == 1:
|
|
transferAmount = perform_decimal_operation('subtraction', maximumsubscriptionamount, amountDeposited)
|
|
|
|
# Check if the tokenAmount being transferred exists in the address & do the token transfer
|
|
returnval = transferToken(parsed_data['tokenIdentification'], transferAmount, inputlist[0], outputlist[0], transaction_data, parsed_data, blockinfo=blockinfo)
|
|
if returnval != 0:
|
|
# Store participant details in the smart contract's db
|
|
session.add(ContractParticipants(participantAddress=inputadd, tokenAmount=transferAmount, userChoice='-', transactionHash=transaction_data['txid'], blockNumber=transaction_data['blockheight'], blockHash=transaction_data['blockhash']))
|
|
|
|
# Store transfer as part of ContractTransactionHistory
|
|
add_contract_transaction_history(contract_name=parsed_data['contractName'], contract_address=outputlist[0], transactionType='participation', transactionSubType=None, sourceFloAddress=inputadd, destFloAddress=outputlist[0], transferAmount=transferAmount, blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
session.commit()
|
|
session.close()
|
|
|
|
# Store a mapping of participant address -> Contract participated in
|
|
system_session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
system_session.add(ContractAddressMapping(address=inputadd, addressType='participant',
|
|
tokenAmount=transferAmount,
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=outputlist[0],
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash']))
|
|
system_session.commit()
|
|
|
|
# If this is the first interaction of the outputlist's address with the given token name, add it to token mapping
|
|
connection = create_database_connection('system_dbs', {'db_name': 'system'})
|
|
firstInteractionCheck = connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{outputlist[0]}' AND token='{parsed_data['tokenIdentification']}'").fetchall()
|
|
if len(firstInteractionCheck) == 0:
|
|
connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{outputlist[0]}', '{parsed_data['tokenIdentification']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
connection.close()
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['contractName']}-{outputlist[0]}", transactionType='ote-internaltrigger-participation')
|
|
return 1
|
|
|
|
else:
|
|
logger.info("Something went wrong in the smartcontract token transfer method")
|
|
return 0
|
|
|
|
return 1 # Indicate successful processing of the one-time event transfer
|
|
|
|
|
|
|
|
|
|
|
|
def process_continuous_event_transfer(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd, connection, contract_session, contractStructure):
|
|
logger.info(f"Processing continuous event transfer for transaction {transaction_data['txid']}")
|
|
|
|
# Determine the subtype of the contract
|
|
contract_subtype = contract_session.query(ContractStructure.value).filter(ContractStructure.attribute == 'subtype').first()[0]
|
|
|
|
|
|
if contract_subtype == 'tokenswap':
|
|
# Check if the transaction hash already exists in the contract db (Safety check)
|
|
participantAdd_txhash = connection.execute('SELECT participantAddress, transactionHash FROM contractparticipants').fetchall()
|
|
participantAdd_txhash_T = list(zip(*participantAdd_txhash))
|
|
|
|
if len(participantAdd_txhash) != 0 and transaction_data['txid'] in list(participantAdd_txhash_T[1]):
|
|
logger.warning(f"Transaction {transaction_data['txid']} rejected as it already exists in the Smart Contract db. This is unusual, please check your code")
|
|
pushData_SSEapi(f"Error | Transaction {transaction_data['txid']} rejected as it already exists in the Smart Contract db. This is unusual, please check your code")
|
|
return 0
|
|
|
|
# if contractAddress was passed, then check if it matches the output address of this contract
|
|
if 'contractAddress' in parsed_data:
|
|
if parsed_data['contractAddress'] != outputlist[0]:
|
|
rejectComment = f"Contract participation at transaction {transaction_data['txid']} rejected as contractAddress specified in flodata, {parsed_data['contractAddress']}, doesnt not match with transaction's output address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
# Pass information to SSE channel
|
|
pushData_SSEapi(f"Error| Mismatch in contract address specified in flodata and the output address of the transaction {transaction_data['txid']}")
|
|
return 0
|
|
|
|
if contractStructure['pricetype'] in ['predetermined','determined']:
|
|
swapPrice = float(contractStructure['price'])
|
|
elif contractStructure['pricetype'] == 'dynamic':
|
|
# Oracle address cannot be a participant in the contract. Check if the sender address is oracle address
|
|
if transaction_data['senderAddress'] == contractStructure['oracle_address']:
|
|
logger.warning(f"Transaction {transaction_data['txid']} rejected as the oracle addess {contractStructure['oracle_address']} is attempting to participate. Please report this to the contract owner")
|
|
pushData_SSEapi(f"Transaction {transaction_data['txid']} rejected as the oracle addess {contractStructure['oracle_address']} is attempting to participate. Please report this to the contract owner")
|
|
return 0
|
|
|
|
swapPrice = fetchDynamicSwapPrice(connection, blockinfo)
|
|
|
|
swapAmount = perform_decimal_operation('division', parsed_data['tokenAmount'], swapPrice)
|
|
|
|
# Check if the swap amount is available in the deposits of the selling token
|
|
# if yes do the transfers, otherwise reject the transaction
|
|
#
|
|
subquery = contract_session.query(func.max(ContractDeposits.id)).group_by(ContractDeposits.transactionHash)
|
|
active_contract_deposits = contract_session.query(ContractDeposits).filter(ContractDeposits.id.in_(subquery)).filter(ContractDeposits.status != 'deposit-return').filter(ContractDeposits.status != 'consumed').filter(ContractDeposits.status == 'active').all()
|
|
|
|
# todo - what is the role of the next line? cleanup if not useful
|
|
available_deposits = active_contract_deposits[:]
|
|
|
|
# available_deposit_sum = contract_session.query(func.sum(ContractDeposits.depositBalance)).filter(ContractDeposits.id.in_(subquery)).filter(ContractDeposits.status != 'deposit-return').filter(ContractDeposits.status == 'active').all()
|
|
|
|
query_data = contract_session.query(ContractDeposits.depositBalance).filter(ContractDeposits.id.in_(subquery)).filter(ContractDeposits.status != 'deposit-return').filter(ContractDeposits.status == 'active').all()
|
|
|
|
available_deposit_sum = sum(Decimal(f"{amount[0]}") if amount[0] is not None else Decimal(0) for amount in query_data)
|
|
if available_deposit_sum==0 or available_deposit_sum[0][0] is None:
|
|
available_deposit_sum = 0
|
|
else:
|
|
available_deposit_sum = float(available_deposit_sum[0][0])
|
|
|
|
|
|
if available_deposit_sum >= swapAmount:
|
|
# Accepting token transfer from participant to smart contract address
|
|
logger.info(f"Accepting 'tokenswapParticipation' transaction ID {transaction_data['txid']} from participant {inputlist[0]} for {parsed_data['tokenAmount']} {parsed_data['tokenIdentification']}# to smart contract address for swap amount {swapAmount} and swap-price {swapPrice}")
|
|
returnval = transferToken(parsed_data['tokenIdentification'], parsed_data['tokenAmount'], inputlist[0], outputlist[0], transaction_data=transaction_data, parsed_data=parsed_data, isInfiniteToken=None, blockinfo=blockinfo, transactionType='tokenswapParticipation')
|
|
if returnval == 0:
|
|
logger.info("ERROR | Something went wrong in the token transfer method while doing local Smart Contract Participation")
|
|
return 0
|
|
|
|
# If this is the first interaction of the outputlist's address with the given token name, add it to token mapping
|
|
systemdb_connection = create_database_connection('system_dbs', {'db_name': 'system'})
|
|
firstInteractionCheck = systemdb_connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{outputlist[0]}' AND token='{parsed_data['tokenIdentification']}'").fetchall()
|
|
if len(firstInteractionCheck) == 0:
|
|
systemdb_connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{outputlist[0]}', '{parsed_data['tokenIdentification']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
systemdb_connection.close()
|
|
|
|
# ContractDepositTable
|
|
# For each unique deposit( address, expirydate, blocknumber) there will be 2 entries added to the table
|
|
# the consumption of the deposits will start form the top of the table
|
|
deposit_counter = 0
|
|
remaining_amount = swapAmount
|
|
for a_deposit in available_deposits:
|
|
if a_deposit.depositBalance > remaining_amount:
|
|
# accepting token transfer from the contract to depositor's address
|
|
returnval = transferToken(contractStructure['accepting_token'], perform_decimal_operation('multiply', remaining_amount, swapPrice), contractStructure['contractAddress'], a_deposit.depositorAddress, transaction_data=transaction_data, parsed_data=parsed_data, isInfiniteToken=None, blockinfo=blockinfo, transactionType='tokenswapDepositSettlement')
|
|
if returnval == 0:
|
|
logger.info("CRITICAL ERROR | Something went wrong in the token transfer method while doing local Smart Contract Particiaption deposit swap operation")
|
|
return 0
|
|
|
|
# If this is the first interaction of the outputlist's address with the given token name, add it to token mapping
|
|
systemdb_connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
firstInteractionCheck = systemdb_connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{a_deposit.depositorAddress}' AND token='{contractStructure['accepting_token']}'").fetchall()
|
|
if len(firstInteractionCheck) == 0:
|
|
systemdb_connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{a_deposit.depositorAddress}', '{contractStructure['accepting_token']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
systemdb_connection.close()
|
|
|
|
|
|
contract_session.add(ContractDeposits( depositorAddress= a_deposit.depositorAddress,
|
|
depositAmount= perform_decimal_operation('subtraction', 0, remaining_amount),
|
|
status='deposit-honor',
|
|
transactionHash= a_deposit.transactionHash,
|
|
blockNumber= blockinfo['height'],
|
|
blockHash= blockinfo['hash']))
|
|
|
|
# if the total is consumsed then the following entry won't take place
|
|
contract_session.add(ContractDeposits( depositorAddress= a_deposit.depositorAddress,
|
|
depositBalance= perform_decimal_operation('subtraction', a_deposit.depositBalance, remaining_amount),
|
|
expiryTime = a_deposit.expiryTime,
|
|
unix_expiryTime = a_deposit.unix_expiryTime,
|
|
status='active',
|
|
transactionHash= a_deposit.transactionHash,
|
|
blockNumber= blockinfo['height'],
|
|
blockHash= blockinfo['hash']))
|
|
# ConsumedInfoTable
|
|
contract_session.add(ConsumedInfo( id_deposittable= a_deposit.id,
|
|
transactionHash= a_deposit.transactionHash,
|
|
blockNumber= blockinfo['height']))
|
|
remaining_amount = perform_decimal_operation('subtraction', remaining_amount, a_deposit.depositBalance)
|
|
remaining_amount = 0
|
|
break
|
|
|
|
|
|
elif a_deposit.depositBalance <= remaining_amount:
|
|
# accepting token transfer from the contract to depositor's address
|
|
logger.info(f"Performing 'tokenswapSettlement' transaction ID {transaction_data['txid']} from participant {a_deposit.depositorAddress} for {perform_decimal_operation('multiplication', a_deposit.depositBalance, swapPrice)} {contractStructure['accepting_token']}# ")
|
|
returnval = transferToken(contractStructure['accepting_token'], perform_decimal_operation('multiplication', a_deposit.depositBalance, swapPrice), contractStructure['contractAddress'], a_deposit.depositorAddress, transaction_data=transaction_data, parsed_data=parsed_data, isInfiniteToken=None, blockinfo=blockinfo, transactionType='tokenswapDepositSettlement')
|
|
if returnval == 0:
|
|
logger.info("CRITICAL ERROR | Something went wrong in the token transfer method while doing local Smart Contract Particiaption deposit swap operation")
|
|
return 0
|
|
|
|
# If this is the first interaction of the outputlist's address with the given token name, add it to token mapping
|
|
systemdb_connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
firstInteractionCheck = systemdb_connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{a_deposit.depositorAddress}' AND token='{contractStructure['accepting_token']}'").fetchall()
|
|
if len(firstInteractionCheck) == 0:
|
|
systemdb_connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{a_deposit.depositorAddress}', '{contractStructure['accepting_token']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
systemdb_connection.close()
|
|
|
|
|
|
contract_session.add(ContractDeposits( depositorAddress= a_deposit.depositorAddress,
|
|
depositAmount= perform_decimal_operation('subtraction', 0, a_deposit.depositBalance),
|
|
status='deposit-honor',
|
|
transactionHash= a_deposit.transactionHash,
|
|
blockNumber= blockinfo['height'],
|
|
blockHash= blockinfo['hash']))
|
|
|
|
contract_session.add(ContractDeposits( depositorAddress= a_deposit.depositorAddress,
|
|
depositBalance= 0,
|
|
expiryTime = a_deposit.expiryTime,
|
|
unix_expiryTime = a_deposit.unix_expiryTime,
|
|
status='consumed',
|
|
transactionHash= a_deposit.transactionHash,
|
|
blockNumber= blockinfo['height'],
|
|
blockHash= blockinfo['hash']))
|
|
# ConsumedInfoTable
|
|
contract_session.add(ConsumedInfo( id_deposittable= a_deposit.id,
|
|
transactionHash= a_deposit.transactionHash,
|
|
blockNumber= blockinfo['height']))
|
|
remaining_amount = perform_decimal_operation('subtraction', remaining_amount, a_deposit.depositBalance)
|
|
|
|
systemdb_session = create_database_session_orm('system_dbs', {'db_name':'system'}, SystemBase)
|
|
systemdb_entry = systemdb_session.query(TimeActions.activity, TimeActions.contractType, TimeActions.tokens_db, TimeActions.parsed_data).filter(TimeActions.transactionHash == a_deposit.transactionHash).first()
|
|
systemdb_session.add(TimeActions(
|
|
time = a_deposit.expiryTime,
|
|
activity = systemdb_entry[0],
|
|
status = 'consumed',
|
|
contractName = parsed_data['contractName'],
|
|
contractAddress = outputlist[0],
|
|
contractType = systemdb_entry[1],
|
|
tokens_db = systemdb_entry[2],
|
|
parsed_data = systemdb_entry[3],
|
|
transactionHash = a_deposit.transactionHash,
|
|
blockNumber = blockinfo['height']
|
|
))
|
|
systemdb_session.commit()
|
|
del systemdb_session
|
|
|
|
# token transfer from the contract to participant's address
|
|
logger.info(f"Performing 'tokenswapParticipationSettlement' transaction ID {transaction_data['txid']} from participant {outputlist[0]} for {swapAmount} {contractStructure['selling_token']}# ")
|
|
returnval = transferToken(contractStructure['selling_token'], swapAmount, outputlist[0], inputlist[0], transaction_data=transaction_data, parsed_data=parsed_data, isInfiniteToken=None, blockinfo=blockinfo, transactionType='tokenswapParticipationSettlement')
|
|
if returnval == 0:
|
|
logger.info("CRITICAL ERROR | Something went wrong in the token transfer method while doing local Smart Contract Particiaption")
|
|
return 0
|
|
|
|
# ContractParticipationTable
|
|
contract_session.add(ContractParticipants(participantAddress = transaction_data['senderAddress'], tokenAmount= parsed_data['tokenAmount'], userChoice= swapPrice, transactionHash= transaction_data['txid'], blockNumber= blockinfo['height'], blockHash= blockinfo['hash'], winningAmount = swapAmount))
|
|
|
|
add_contract_transaction_history(contract_name=parsed_data['contractName'], contract_address=outputlist[0], transactionType='participation', transactionSubType='swap', sourceFloAddress=inputlist[0], destFloAddress=outputlist[0], transferAmount=swapAmount, blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
|
|
contract_session.commit()
|
|
contract_session.close()
|
|
|
|
# If this is the first interaction of the participant's address with the given token name, add it to token mapping
|
|
systemdb_connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
firstInteractionCheck = systemdb_connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{inputlist[0]}' AND token='{contractStructure['selling_token']}'").fetchall()
|
|
if len(firstInteractionCheck) == 0:
|
|
systemdb_connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{inputlist[0]}', '{contractStructure['selling_token']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
systemdb_connection.close()
|
|
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['contractName']}-{outputlist[0]}", transactionType='tokenswapParticipation')
|
|
pushData_SSEapi(f"Token swap successfully performed at contract {parsed_data['contractName']}-{outputlist[0]} with the transaction {transaction_data['txid']}")
|
|
|
|
else:
|
|
# Reject the participation saying not enough deposit tokens are available
|
|
rejectComment = f"Swap participation at transaction {transaction_data['txid']} rejected as requested swap amount is {swapAmount} but {available_deposit_sum} is available"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputlist[0], outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
return 1 # Indicate successful processing of the continuous event transfer
|
|
|
|
|
|
|
|
|
|
def process_smart_contract_transfer(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd):
|
|
# Check if the smart contract exists
|
|
if check_database_existence('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{outputlist[0]}"}):
|
|
connection = create_database_connection('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{outputlist[0]}"})
|
|
contract_session = create_database_session_orm('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{outputlist[0]}"}, ContractBase)
|
|
|
|
contractStructure = extract_contractStructure(parsed_data['contractName'], outputlist[0])
|
|
|
|
# Fetch the contract type
|
|
contract_type = contract_session.query(ContractStructure.value).filter(ContractStructure.attribute == 'contractType').first()[0]
|
|
|
|
# Process based on contract type
|
|
if contract_type == 'one-time-event':
|
|
return process_one_time_event_transfer(parsed_data, transaction_data, blockinfo, inputlist, outputlist, inputadd, connection, contract_session, contractStructure)
|
|
|
|
elif contract_type == 'continuous-event':
|
|
return process_continuous_event_transfer(parsed_data, transaction_data, blockinfo, inputlist, outputlist, inputadd, connection, contract_session, contractStructure)
|
|
|
|
else:
|
|
rejectComment = f"Smart contract transfer at transaction {transaction_data['txid']} rejected due to unknown contract type"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputlist[0], outputlist[0], rejectComment)
|
|
return 0
|
|
|
|
else:
|
|
rejectComment = f"Smart contract transfer at transaction {transaction_data['txid']} rejected as the smart contract does not exist"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputlist[0], outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
|
|
|
|
|
|
def process_nft_transfer(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd):
|
|
if not is_a_contract_address(inputlist[0]) and not is_a_contract_address(outputlist[0]):
|
|
# check if the token exists in the database
|
|
if check_database_existence('token', {'token_name':f"{parsed_data['tokenIdentification']}"}):
|
|
# Pull details of the token type from system.db database
|
|
connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
db_details = connection.execute("SELECT db_name, db_type, keyword, object_format FROM databaseTypeMapping WHERE db_name='{}'".format(parsed_data['tokenIdentification']))
|
|
db_details = list(zip(*db_details))
|
|
if db_details[1][0] == 'infinite-token':
|
|
db_object = json.loads(db_details[3][0])
|
|
if db_object['root_address'] == inputlist[0]:
|
|
isInfiniteToken = True
|
|
else:
|
|
isInfiniteToken = False
|
|
else:
|
|
isInfiniteToken = False
|
|
|
|
# Check if the transaction hash already exists in the token db
|
|
connection = create_database_connection('token', {'token_name':f"{parsed_data['tokenIdentification']}"})
|
|
blockno_txhash = connection.execute('SELECT blockNumber, transactionHash FROM transactionHistory').fetchall()
|
|
connection.close()
|
|
blockno_txhash_T = list(zip(*blockno_txhash))
|
|
|
|
if transaction_data['txid'] in list(blockno_txhash_T[1]):
|
|
logger.warning(f"Transaction {transaction_data['txid']} already exists in the token db. This is unusual, please check your code")
|
|
pushData_SSEapi(f"Error | Transaction {transaction_data['txid']} already exists in the token db. This is unusual, please check your code")
|
|
return 0
|
|
|
|
returnval = transferToken(parsed_data['tokenIdentification'], parsed_data['tokenAmount'], inputlist[0],outputlist[0], transaction_data, parsed_data, isInfiniteToken=isInfiniteToken, blockinfo = blockinfo)
|
|
if returnval == 0:
|
|
logger.info("Something went wrong in the token transfer method")
|
|
pushData_SSEapi(f"Error | Something went wrong while doing the internal db transactions for {transaction_data['txid']}")
|
|
return 0
|
|
else:
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['tokenIdentification']}", transactionType='token-transfer')
|
|
|
|
# If this is the first interaction of the outputlist's address with the given token name, add it to token mapping
|
|
connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
firstInteractionCheck = connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{outputlist[0]}' AND token='{parsed_data['tokenIdentification']}'").fetchall()
|
|
|
|
if len(firstInteractionCheck) == 0:
|
|
connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{outputlist[0]}', '{parsed_data['tokenIdentification']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
|
|
connection.close()
|
|
|
|
# Pass information to SSE channel
|
|
headers = {'Accept': 'application/json', 'Content-Type': 'application/json'}
|
|
# r = requests.post(tokenapi_sse_url, json={f"message': 'Token Transfer | name:{parsed_data['tokenIdentification']} | transactionHash:{transaction_data['txid']}"}, headers=headers)
|
|
return 1
|
|
else:
|
|
rejectComment = f"Token transfer at transaction {transaction_data['txid']} rejected as a token with the name {parsed_data['tokenIdentification']} doesnt not exist"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
else:
|
|
rejectComment = f"Token transfer at transaction {transaction_data['txid']} rejected as either the input address or the output address is part of a contract address"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
|
|
# todo Rule 47 - If the parsed data type is token incorporation, then check if the name hasn't been taken already
|
|
# if it has been taken then reject the incorporation. Else incorporate it
|
|
def process_token_incorporation(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd):
|
|
logger.info("Processing token incorporation...")
|
|
|
|
if not is_a_contract_address(inputlist[0]):
|
|
if not check_database_existence('token', {'token_name':f"{parsed_data['tokenIdentification']}"}):
|
|
session = create_database_session_orm('token', {'token_name': f"{parsed_data['tokenIdentification']}"}, TokenBase)
|
|
session.add(ActiveTable(address=inputlist[0], parentid=0, transferBalance=parsed_data['tokenAmount'], addressBalance=parsed_data['tokenAmount'], blockNumber=blockinfo['height']))
|
|
session.add(TransferLogs(sourceFloAddress=inputadd, destFloAddress=outputlist[0],
|
|
transferAmount=parsed_data['tokenAmount'], sourceId=0, destinationId=1,
|
|
blockNumber=transaction_data['blockheight'], time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid']))
|
|
|
|
add_transaction_history(token_name=parsed_data['tokenIdentification'], sourceFloAddress=inputadd, destFloAddress=outputlist[0], transferAmount=parsed_data['tokenAmount'], blockNumber=transaction_data['blockheight'], blockHash=transaction_data['blockhash'], blocktime=transaction_data['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), transactionType=parsed_data['type'], parsedFloData=json.dumps(parsed_data))
|
|
|
|
session.commit()
|
|
session.close()
|
|
|
|
# add it to token address to token mapping db table
|
|
connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{inputadd}', '{parsed_data['tokenIdentification']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}');")
|
|
connection.execute(f"INSERT INTO databaseTypeMapping (db_name, db_type, keyword, object_format, blockNumber) VALUES ('{parsed_data['tokenIdentification']}', 'token', '', '', '{transaction_data['blockheight']}')")
|
|
connection.close()
|
|
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['tokenIdentification']}")
|
|
logger.info(f"Token | Successfully incorporated token {parsed_data['tokenIdentification']} at transaction {transaction_data['txid']}")
|
|
pushData_SSEapi(f"Token | Successfully incorporated token {parsed_data['tokenIdentification']} at transaction {transaction_data['txid']}")
|
|
return 1
|
|
else:
|
|
rejectComment = f"Token incorporation rejected at transaction {transaction_data['txid']} as token {parsed_data['tokenIdentification']} already exists"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
else:
|
|
rejectComment = f"Token incorporation at transaction {transaction_data['txid']} rejected as either the input address is part of a contract address"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
# Rule 48 - If the parsed data type if smart contract incorporation, then check if the name hasn't been taken already
|
|
# if it has been taken then reject the incorporation.
|
|
def process_smart_contract_incorporation(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd):
|
|
logger.info(f"Processing smart contract incorporation for transaction {transaction_data['txid']}")
|
|
|
|
if not check_database_existence('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{parsed_data['contractAddress']}"}):
|
|
# Cannot incorporate on an address with any previous token transaction
|
|
systemdb_session = create_database_session_orm('system_dbs', {'db_name':'system'}, SystemBase)
|
|
tokenAddressMapping_of_contractAddress = systemdb_session.query(TokenAddressMapping).filter(TokenAddressMapping.tokenAddress == parsed_data['contractAddress']).all()
|
|
if len(tokenAddressMapping_of_contractAddress) == 0:
|
|
# todo Rule 49 - If the contract name hasn't been taken before, check if the contract type is an authorized type by the system
|
|
if parsed_data['contractType'] == 'one-time-event':
|
|
logger.info("Smart contract is of the type one-time-event")
|
|
# either userchoice or payeeAddress condition should be present. Check for it
|
|
if 'userchoices' not in parsed_data['contractConditions'] and 'payeeAddress' not in parsed_data['contractConditions']:
|
|
rejectComment = f"Either userchoice or payeeAddress should be part of the Contract conditions.\nSmart contract incorporation on transaction {transaction_data['txid']} rejected"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'incorporation', inputadd, inputadd, outputlist[0], rejectComment)
|
|
delete_contract_database({'contract_name': parsed_data['contractName'], 'contract_address': parsed_data['contractAddress']})
|
|
return 0
|
|
|
|
# userchoice and payeeAddress conditions cannot come together. Check for it
|
|
if 'userchoices' in parsed_data['contractConditions'] and 'payeeAddress' in parsed_data['contractConditions']:
|
|
rejectComment = f"Both userchoice and payeeAddress provided as part of the Contract conditions.\nSmart contract incorporation on transaction {transaction_data['txid']} rejected"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'incorporation', inputadd, inputadd, outputlist[0], rejectComment)
|
|
delete_contract_database({'contract_name': parsed_data['contractName'], 'contract_address': parsed_data['contractAddress']})
|
|
return 0
|
|
|
|
# todo Rule 50 - Contract address mentioned in flodata field should be same as the receiver FLO address on the output side
|
|
# henceforth we will not consider any flo private key initiated comment as valid from this address
|
|
# Unlocking can only be done through smart contract system address
|
|
if parsed_data['contractAddress'] == inputadd:
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{parsed_data['contractAddress']}"}, ContractBase)
|
|
session.add(ContractStructure(attribute='contractType', index=0, value=parsed_data['contractType']))
|
|
session.add(ContractStructure(attribute='subtype', index=0, value=parsed_data['subtype']))
|
|
session.add(ContractStructure(attribute='contractName', index=0, value=parsed_data['contractName']))
|
|
session.add(ContractStructure(attribute='tokenIdentification', index=0, value=parsed_data['tokenIdentification']))
|
|
session.add(ContractStructure(attribute='contractAddress', index=0, value=parsed_data['contractAddress']))
|
|
session.add(ContractStructure(attribute='flodata', index=0, value=parsed_data['flodata']))
|
|
session.add(ContractStructure(attribute='expiryTime', index=0, value=parsed_data['contractConditions']['expiryTime']))
|
|
session.add(ContractStructure(attribute='unix_expiryTime', index=0, value=parsed_data['contractConditions']['unix_expiryTime']))
|
|
if 'contractAmount' in parsed_data['contractConditions'].keys():
|
|
session.add(ContractStructure(attribute='contractAmount', index=0, value=parsed_data['contractConditions']['contractAmount']))
|
|
|
|
if 'minimumsubscriptionamount' in parsed_data['contractConditions']:
|
|
session.add(ContractStructure(attribute='minimumsubscriptionamount', index=0, value=parsed_data['contractConditions']['minimumsubscriptionamount']))
|
|
if 'maximumsubscriptionamount' in parsed_data['contractConditions']:
|
|
session.add(ContractStructure(attribute='maximumsubscriptionamount', index=0, value=parsed_data['contractConditions']['maximumsubscriptionamount']))
|
|
if 'userchoices' in parsed_data['contractConditions']:
|
|
for key, value in literal_eval(parsed_data['contractConditions']['userchoices']).items():
|
|
session.add(ContractStructure(attribute='exitconditions', index=key, value=value))
|
|
|
|
if 'payeeAddress' in parsed_data['contractConditions']:
|
|
# in this case, expirydate( or maximumamount) is the trigger internally. Keep a track of expiry dates
|
|
session.add(ContractStructure(attribute='payeeAddress', index=0, value=json.dumps(parsed_data['contractConditions']['payeeAddress'])))
|
|
|
|
# Store transfer as part of ContractTransactionHistory
|
|
add_contract_transaction_history(contract_name=parsed_data['contractName'], contract_address=parsed_data['contractAddress'], transactionType='incorporation', transactionSubType=None, sourceFloAddress=inputadd, destFloAddress=outputlist[0], transferAmount=None, blockNumber=blockinfo['height'], blockHash=blockinfo['hash'], blocktime=blockinfo['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), parsedFloData=json.dumps(parsed_data))
|
|
session.commit()
|
|
session.close()
|
|
|
|
# add Smart Contract name in token contract association
|
|
blockchainReference = neturl + 'tx/' + transaction_data['txid']
|
|
session = create_database_session_orm('token', {'token_name': f"{parsed_data['tokenIdentification']}"}, TokenBase)
|
|
session.add(TokenContractAssociation(tokenIdentification=parsed_data['tokenIdentification'],
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=parsed_data['contractAddress'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockchainReference=blockchainReference,
|
|
jsonData=json.dumps(transaction_data),
|
|
transactionType=parsed_data['type'],
|
|
parsedFloData=json.dumps(parsed_data)))
|
|
session.commit()
|
|
session.close()
|
|
|
|
# Store smart contract address in system's db, to be ignored during future transfers
|
|
session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
session.add(ActiveContracts(contractName=parsed_data['contractName'],
|
|
contractAddress=parsed_data['contractAddress'], status='active',
|
|
tokenIdentification=parsed_data['tokenIdentification'],
|
|
contractType=parsed_data['contractType'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
incorporationDate=transaction_data['time']))
|
|
session.commit()
|
|
|
|
session.add(ContractAddressMapping(address=inputadd, addressType='incorporation',
|
|
tokenAmount=None,
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=inputadd,
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash']))
|
|
|
|
session.add(DatabaseTypeMapping(db_name=f"{parsed_data['contractName']}-{inputadd}",
|
|
db_type='smartcontract',
|
|
keyword='',
|
|
object_format='',
|
|
blockNumber=transaction_data['blockheight']))
|
|
|
|
session.add(TimeActions(time=parsed_data['contractConditions']['expiryTime'],
|
|
activity='contract-time-trigger',
|
|
status='active',
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=inputadd,
|
|
contractType='one-time-event-trigger',
|
|
tokens_db=json.dumps([parsed_data['tokenIdentification']]),
|
|
parsed_data=json.dumps(parsed_data),
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight']))
|
|
|
|
session.commit()
|
|
session.close()
|
|
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['contractName']}-{parsed_data['contractAddress']}")
|
|
|
|
pushData_SSEapi('Contract | Contract incorporated at transaction {} with name {}-{}'.format(transaction_data['txid'], parsed_data['contractName'], parsed_data['contractAddress']))
|
|
return 1
|
|
else:
|
|
rejectComment = f"Contract Incorporation on transaction {transaction_data['txid']} rejected as contract address in Flodata and input address are different"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'incorporation', inputadd, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(f"Error | Contract Incorporation rejected as address in Flodata and input address are different at transaction {transaction_data['txid']}")
|
|
delete_contract_database({'contract_name': parsed_data['contractName'], 'contract_address': parsed_data['contractAddress']})
|
|
return 0
|
|
|
|
if parsed_data['contractType'] == 'continuous-event' or parsed_data['contractType'] == 'continuos-event':
|
|
logger.debug("Smart contract is of the type continuous-event")
|
|
# Add checks to reject the creation of contract
|
|
if parsed_data['contractAddress'] == inputadd:
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{parsed_data['contractAddress']}"}, ContractBase)
|
|
session.add(ContractStructure(attribute='contractType', index=0, value=parsed_data['contractType']))
|
|
session.add(ContractStructure(attribute='contractName', index=0, value=parsed_data['contractName']))
|
|
session.add(ContractStructure(attribute='contractAddress', index=0, value=parsed_data['contractAddress']))
|
|
session.add(ContractStructure(attribute='flodata', index=0, value=parsed_data['flodata']))
|
|
|
|
if parsed_data['stateF'] != {} and parsed_data['stateF'] is not False:
|
|
for key, value in parsed_data['stateF'].items():
|
|
session.add(ContractStructure(attribute=f'statef-{key}', index=0, value=value))
|
|
|
|
if 'subtype' in parsed_data['contractConditions']:
|
|
# todo: Check if the both the tokens mentioned exist if its a token swap
|
|
if (parsed_data['contractConditions']['subtype'] == 'tokenswap') and (check_database_existence('token', {'token_name':f"{parsed_data['contractConditions']['selling_token'].split('#')[0]}"})) and (check_database_existence('token', {'token_name':f"{parsed_data['contractConditions']['accepting_token'].split('#')[0]}"})):
|
|
session.add(ContractStructure(attribute='subtype', index=0, value=parsed_data['contractConditions']['subtype']))
|
|
session.add(ContractStructure(attribute='accepting_token', index=0, value=parsed_data['contractConditions']['accepting_token']))
|
|
session.add(ContractStructure(attribute='selling_token', index=0, value=parsed_data['contractConditions']['selling_token']))
|
|
|
|
if parsed_data['contractConditions']['pricetype'] not in ['predetermined','statef','dynamic']:
|
|
rejectComment = f"pricetype is not part of accepted parameters for a continuos event contract of the type token swap.\nSmart contract incorporation on transaction {transaction_data['txid']} rejected"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'incorporation', inputadd, inputadd, outputlist[0], rejectComment)
|
|
delete_contract_database({'contract_name': parsed_data['contractName'], 'contract_address': parsed_data['contractAddress']})
|
|
return 0
|
|
|
|
# determine price
|
|
session.add(ContractStructure(attribute='pricetype', index=0, value=parsed_data['contractConditions']['pricetype']))
|
|
|
|
if parsed_data['contractConditions']['pricetype'] in ['predetermined','statef']:
|
|
session.add(ContractStructure(attribute='price', index=0, value=parsed_data['contractConditions']['price']))
|
|
elif parsed_data['contractConditions']['pricetype'] in ['dynamic']:
|
|
session.add(ContractStructure(attribute='price', index=0, value=parsed_data['contractConditions']['price']))
|
|
session.add(ContractStructure(attribute='oracle_address', index=0, value=parsed_data['contractConditions']['oracle_address']))
|
|
|
|
# Store transfer as part of ContractTransactionHistory
|
|
blockchainReference = neturl + 'tx/' + transaction_data['txid']
|
|
session.add(ContractTransactionHistory(transactionType='incorporation',
|
|
sourceFloAddress=inputadd,
|
|
destFloAddress=outputlist[0],
|
|
transferAmount=None,
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockchainReference=blockchainReference,
|
|
jsonData=json.dumps(transaction_data),
|
|
parsedFloData=json.dumps(parsed_data)
|
|
))
|
|
session.commit()
|
|
session.close()
|
|
|
|
# add Smart Contract name in token contract association
|
|
accepting_sending_tokenlist = [parsed_data['contractConditions']['accepting_token'], parsed_data['contractConditions']['selling_token']]
|
|
for token_name in accepting_sending_tokenlist:
|
|
token_name = token_name.split('#')[0]
|
|
session = create_database_session_orm('token', {'token_name': f"{token_name}"}, TokenBase)
|
|
session.add(TokenContractAssociation(tokenIdentification=token_name,
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=parsed_data['contractAddress'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockchainReference=blockchainReference,
|
|
jsonData=json.dumps(transaction_data),
|
|
transactionType=parsed_data['type'],
|
|
parsedFloData=json.dumps(parsed_data)))
|
|
session.commit()
|
|
session.close()
|
|
|
|
# Store smart contract address in system's db, to be ignored during future transfers
|
|
session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
session.add(ActiveContracts(contractName=parsed_data['contractName'],
|
|
contractAddress=parsed_data['contractAddress'], status='active',
|
|
tokenIdentification=str(accepting_sending_tokenlist),
|
|
contractType=parsed_data['contractType'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
incorporationDate=transaction_data['time']))
|
|
session.commit()
|
|
|
|
# todo - Add a condition for rejected contract transaction on the else loop for this condition
|
|
session.add(ContractAddressMapping(address=inputadd, addressType='incorporation',
|
|
tokenAmount=None,
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=inputadd,
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash']))
|
|
session.add(DatabaseTypeMapping(db_name=f"{parsed_data['contractName']}-{inputadd}",
|
|
db_type='smartcontract',
|
|
keyword='',
|
|
object_format='',
|
|
blockNumber=transaction_data['blockheight']))
|
|
session.commit()
|
|
session.close()
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['contractName']}-{parsed_data['contractAddress']}")
|
|
pushData_SSEapi('Contract | Contract incorporated at transaction {} with name {}-{}'.format(transaction_data['txid'], parsed_data['contractName'], parsed_data['contractAddress']))
|
|
return 1
|
|
|
|
else:
|
|
rejectComment = f"One of the token for the swap does not exist.\nSmart contract incorporation on transaction {transaction_data['txid']} rejected"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'incorporation', inputadd, inputadd, outputlist[0], rejectComment)
|
|
delete_contract_database({'contract_name': parsed_data['contractName'], 'contract_address': parsed_data['contractAddress']})
|
|
return 0
|
|
|
|
else:
|
|
rejectComment = f"No subtype provided || mentioned tokens do not exist for the Contract of type continuos event.\nSmart contract incorporation on transaction {transaction_data['txid']} rejected"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'incorporation', inputadd, inputadd, outputlist[0], rejectComment)
|
|
delete_contract_database({'contract_name': parsed_data['contractName'], 'contract_address': parsed_data['contractAddress']})
|
|
return 0
|
|
|
|
else:
|
|
rejectComment = f"Smart contract creation transaction {transaction_data['txid']} rejected as token transactions already exist on the address {parsed_data['contractAddress']}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'incorporation', inputadd, inputadd, outputlist[0], rejectComment)
|
|
delete_contract_database({'contract_name': parsed_data['contractName'], 'contract_address': parsed_data['contractAddress']})
|
|
return 0
|
|
|
|
else:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as a Smart Contract with the name {parsed_data['contractName']} at address {parsed_data['contractAddress']} already exists"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'incorporation', inputadd, inputadd, outputlist[0], rejectComment)
|
|
delete_contract_database({'contract_name': parsed_data['contractName'], 'contract_address': parsed_data['contractAddress']})
|
|
return 0
|
|
|
|
def process_smart_contract_pays(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd):
|
|
logger.info(f"Transaction {transaction_data['txid']} is of the type smartContractPays")
|
|
committeeAddressList = refresh_committee_list(APP_ADMIN, neturl, blockinfo['time'])
|
|
# Check if input address is a committee address
|
|
if inputlist[0] in committeeAddressList:
|
|
# check if the contract exists
|
|
if check_database_existence('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{outputlist[0]}"}):
|
|
# Check if the transaction hash already exists in the contract db (Safety check)
|
|
connection = create_database_connection('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{outputlist[0]}"})
|
|
participantAdd_txhash = connection.execute(f"SELECT sourceFloAddress, transactionHash FROM contractTransactionHistory WHERE transactionType != 'incorporation'").fetchall()
|
|
participantAdd_txhash_T = list(zip(*participantAdd_txhash))
|
|
|
|
if len(participantAdd_txhash) != 0 and transaction_data['txid'] in participantAdd_txhash_T[1]:
|
|
logger.warning(f"Transaction {transaction_data['txid']} rejected as it already exists in the Smart Contract db. This is unusual, please check your code")
|
|
pushData_SSEapi(f"Error | Transaction {transaction_data['txid']} rejected as it already exists in the Smart Contract db. This is unusual, please check your code")
|
|
return 0
|
|
|
|
# pull out the contract structure into a dictionary
|
|
contractStructure = extract_contractStructure(parsed_data['contractName'], outputlist[0])
|
|
|
|
# if contractAddress has been passed, check if output address is contract Incorporation address
|
|
if 'contractAddress' in contractStructure:
|
|
if outputlist[0] != contractStructure['contractAddress']:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as Smart Contract named {parsed_data['contractName']} at the address {outputlist[0]} hasn't expired yet"
|
|
logger.warning(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'trigger', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
# check the type of smart contract ie. external trigger or internal trigger
|
|
if 'payeeAddress' in contractStructure:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as Smart Contract named {parsed_data['contractName']} at the address {outputlist[0]} has an internal trigger"
|
|
logger.warning(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'trigger', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
# check the status of the contract
|
|
contractStatus = check_contract_status(parsed_data['contractName'], outputlist[0])
|
|
contractList = []
|
|
|
|
if contractStatus == 'closed':
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as Smart contract {parsed_data['contractName']} at the {outputlist[0]} is closed"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'trigger', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
return 0
|
|
else:
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{outputlist[0]}"}, ContractBase)
|
|
result = session.query(ContractStructure).filter_by(attribute='expiryTime').all()
|
|
session.close()
|
|
if result:
|
|
# now parse the expiry time in python
|
|
expirytime = result[0].value.strip()
|
|
expirytime_split = expirytime.split(' ')
|
|
parse_string = '{}/{}/{} {}'.format(expirytime_split[3], parsing.months[expirytime_split[1]], expirytime_split[2], expirytime_split[4])
|
|
expirytime_object = parsing.arrow.get(parse_string, 'YYYY/M/D HH:mm:ss').replace(tzinfo=expirytime_split[5][3:])
|
|
blocktime_object = parsing.arrow.get(transaction_data['time']).to('Asia/Kolkata')
|
|
|
|
if blocktime_object <= expirytime_object:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as Smart contract {parsed_data['contractName']}-{outputlist[0]} has not expired and will not trigger"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'trigger', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
# check if the user choice passed is part of the contract structure
|
|
tempchoiceList = []
|
|
for item in contractStructure['exitconditions']:
|
|
tempchoiceList.append(contractStructure['exitconditions'][item])
|
|
|
|
if parsed_data['triggerCondition'] not in tempchoiceList:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as triggerCondition, {parsed_data['triggerCondition']}, has been passed to Smart Contract named {parsed_data['contractName']} at the address {outputlist[0]} which doesn't accept any userChoice of the given name"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'trigger', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
systemdb_session = create_database_session_orm('system_dbs', {'db_name':'system'}, SystemBase)
|
|
|
|
activecontracts_table_info = systemdb_session.query(ActiveContracts.blockHash, ActiveContracts.incorporationDate, ActiveContracts.expiryDate).filter(ActiveContracts.contractName==parsed_data['contractName'], ActiveContracts.contractAddress==outputlist[0], ActiveContracts.status=='expired').first()
|
|
|
|
timeactions_table_info = systemdb_session.query(TimeActions.time, TimeActions.activity, TimeActions.contractType, TimeActions.tokens_db, TimeActions.parsed_data).filter(TimeActions.contractName==parsed_data['contractName'], TimeActions.contractAddress==outputlist[0], TimeActions.status=='active').first()
|
|
|
|
# check if minimumsubscriptionamount exists as part of the contract structure
|
|
if 'minimumsubscriptionamount' in contractStructure:
|
|
# if it has not been reached, close the contract and return money
|
|
minimumsubscriptionamount = float(contractStructure['minimumsubscriptionamount'])
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{outputlist[0]}"}, ContractBase)
|
|
|
|
# amountDeposited = session.query(func.sum(ContractParticipants.tokenAmount)).all()[0][0]
|
|
query_data = session.query(ContractParticipants.tokenAmount).all()
|
|
amountDeposited = sum(Decimal(f"{amount[0]}") if amount[0] is not None else Decimal(0) for amount in query_data)
|
|
session.close()
|
|
|
|
if amountDeposited is None:
|
|
amountDeposited = 0
|
|
|
|
if amountDeposited < minimumsubscriptionamount:
|
|
# close the contract and return the money
|
|
logger.info('Minimum subscription amount hasn\'t been reached\n The token will be returned back')
|
|
# Initialize payback to contract participants
|
|
connection = create_database_connection('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{outputlist[0]}"})
|
|
contractParticipants = connection.execute('SELECT participantAddress, tokenAmount, transactionHash FROM contractparticipants').fetchall()[0][0]
|
|
|
|
for participant in contractParticipants:
|
|
tokenIdentification = connection.execute('SELECT * FROM contractstructure WHERE attribute="tokenIdentification"').fetchall()[0][0]
|
|
contractAddress = connection.execute('SELECT value FROM contractstructure WHERE attribute="contractAddress"').fetchall()[0][0]
|
|
returnval = transferToken(tokenIdentification, participant[1], contractAddress, participant[0], transaction_data, parsed_data, blockinfo = blockinfo)
|
|
if returnval == 0:
|
|
logger.info("CRITICAL ERROR | Something went wrong in the token transfer method while doing local Smart Contract Trigger")
|
|
return 0
|
|
|
|
connection.execute('update contractparticipants set winningAmount="{}" where participantAddress="{}" and transactionHash="{}"'.format((participant[1], participant[0], participant[4])))
|
|
|
|
# add transaction to ContractTransactionHistory
|
|
blockchainReference = neturl + 'tx/' + transaction_data['txid']
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{outputlist[0]}"}, ContractBase)
|
|
session.add(ContractTransactionHistory(transactionType='trigger',
|
|
transactionSubType='minimumsubscriptionamount-payback',
|
|
sourceFloAddress=inputadd,
|
|
destFloAddress=outputlist[0],
|
|
transferAmount=None,
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockchainReference=blockchainReference,
|
|
jsonData=json.dumps(transaction_data),
|
|
parsedFloData=json.dumps(parsed_data)
|
|
))
|
|
session.commit()
|
|
session.close()
|
|
|
|
close_expire_contract(contractStructure, 'closed', transaction_data['txid'], blockinfo['height'], blockinfo['hash'], activecontracts_table_info.incorporationDate, activecontracts_table_info.expiryDate, blockinfo['time'], timeactions_table_info.time, timeactions_table_info.activity, parsed_data['contractName'], outputlist[0], timeactions_table_info.contractType, timeactions_table_info.tokens_db, timeactions_table_info.parsed_data, blockinfo['height'])
|
|
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['contractName']}-{outputlist[0]}")
|
|
pushData_SSEapi('Trigger | Minimum subscription amount not reached at contract {}-{} at transaction {}. Tokens will be refunded'.format(parsed_data['contractName'], outputlist[0], transaction_data['txid']))
|
|
return 1
|
|
|
|
# Trigger the contract
|
|
connection = create_database_connection('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{outputlist[0]}"})
|
|
rows = connection.execute('SELECT tokenAmount FROM contractparticipants').fetchall()
|
|
tokenSum = float(sum(Decimal(f"{row[0]}") for row in rows))
|
|
|
|
if tokenSum > 0:
|
|
contractWinners = connection.execute('SELECT * FROM contractparticipants WHERE userChoice="{}"'.format(parsed_data['triggerCondition'])).fetchall()
|
|
|
|
rows = connection.execute('SELECT tokenAmount FROM contractparticipants WHERE userChoice="{}"'.format(parsed_data['triggerCondition'])).fetchall()
|
|
winnerSum = float(sum(Decimal(f"{row[0]}") for row in rows))
|
|
|
|
tokenIdentification = connection.execute('SELECT value FROM contractstructure WHERE attribute="tokenIdentification"').fetchall()[0][0]
|
|
|
|
for winner in contractWinners:
|
|
winnerAmount = "%.8f" % perform_decimal_operation('multiplication', perform_decimal_operation('division', winner[2], winnerSum), tokenSum)
|
|
returnval = transferToken(tokenIdentification, winnerAmount, outputlist[0], winner[1], transaction_data, parsed_data, blockinfo = blockinfo)
|
|
if returnval == 0:
|
|
logger.critical("Something went wrong in the token transfer method while doing local Smart Contract Trigger")
|
|
return 0
|
|
|
|
connection.execute(f"INSERT INTO contractwinners (participantAddress, winningAmount, userChoice, transactionHash, blockNumber, blockHash, referenceTxHash) VALUES('{winner[1]}', {winnerAmount}, '{parsed_data['triggerCondition']}', '{transaction_data['txid']}','{blockinfo['height']}','{blockinfo['hash']}', '{winner[4]}');")
|
|
|
|
# add transaction to ContractTransactionHistory
|
|
blockchainReference = neturl + 'tx/' + transaction_data['txid']
|
|
session.add(ContractTransactionHistory(transactionType='trigger',
|
|
transactionSubType='committee',
|
|
sourceFloAddress=inputadd,
|
|
destFloAddress=outputlist[0],
|
|
transferAmount=None,
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid'],
|
|
blockchainReference=blockchainReference,
|
|
jsonData=json.dumps(transaction_data),
|
|
parsedFloData=json.dumps(parsed_data)
|
|
))
|
|
session.commit()
|
|
session.close()
|
|
|
|
close_expire_contract(contractStructure, 'closed', transaction_data['txid'], blockinfo['height'], blockinfo['hash'], activecontracts_table_info.incorporationDate, activecontracts_table_info.expiryDate, blockinfo['time'], timeactions_table_info['time'], 'contract-time-trigger', contractStructure['contractName'], contractStructure['contractAddress'], contractStructure['contractType'], timeactions_table_info.tokens_db, timeactions_table_info.parsed_data, blockinfo['height'])
|
|
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{contractStructure['contractName']}-{contractStructure['contractAddress']}")
|
|
|
|
pushData_SSEapi('Trigger | Contract triggered of the name {}-{} is active currently at transaction {}'.format(parsed_data['contractName'], outputlist[0], transaction_data['txid']))
|
|
return 1
|
|
else:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as Smart Contract named {parsed_data['contractName']} at the address {outputlist[0]} doesn't exist"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'trigger', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
else:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as input address, {inputlist[0]}, is not part of the committee address list"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
|
|
def process_smart_contract_deposit(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd):
|
|
if check_database_existence('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{outputlist[0]}"}):
|
|
# Reject if the deposit expiry time is greater than incorporated blocktime
|
|
expiry_time = convert_datetime_to_arrowobject(parsed_data['depositConditions']['expiryTime'])
|
|
if blockinfo['time'] > expiry_time.timestamp():
|
|
rejectComment = f"Contract deposit of transaction {transaction_data['txid']} rejected as expiryTime before current block time"
|
|
logger.warning(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'deposit', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
return 0
|
|
|
|
# Check if the transaction hash already exists in the contract db (Safety check)
|
|
connection = create_database_connection('smart_contract', {'contract_name':f"{parsed_data['contractName']}", 'contract_address':f"{outputlist[0]}"})
|
|
participantAdd_txhash = connection.execute('SELECT participantAddress, transactionHash FROM contractparticipants').fetchall()
|
|
participantAdd_txhash_T = list(zip(*participantAdd_txhash))
|
|
|
|
if len(participantAdd_txhash) != 0 and transaction_data['txid'] in list(participantAdd_txhash_T[1]):
|
|
rejectComment = f"Contract deposit at transaction {transaction_data['txid']} rejected as it already exists in the Smart Contract db. This is unusual, please check your code"
|
|
logger.warning(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'deposit', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
return 0
|
|
|
|
# if contractAddress was passed, then check if it matches the output address of this contract
|
|
if 'contractAddress' in parsed_data:
|
|
if parsed_data['contractAddress'] != outputlist[0]:
|
|
rejectComment = f"Contract deposit at transaction {transaction_data['txid']} rejected as contractAddress specified in flodata, {parsed_data['contractAddress']}, doesnt not match with transaction's output address {outputlist[0]}"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'participation', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
# Pass information to SSE channel
|
|
pushData_SSEapi(f"Error| Mismatch in contract address specified in flodata and the output address of the transaction {transaction_data['txid']}")
|
|
return 0
|
|
|
|
# pull out the contract structure into a dictionary
|
|
contractStructure = extract_contractStructure(parsed_data['contractName'], outputlist[0])
|
|
|
|
# Transfer the token
|
|
logger.info(f"Initiating transfers for smartcontract deposit with transaction ID {transaction_data['txid']}")
|
|
returnval = transferToken(parsed_data['tokenIdentification'], parsed_data['depositAmount'], inputlist[0], outputlist[0], transaction_data, parsed_data, blockinfo=blockinfo)
|
|
if returnval == 0:
|
|
logger.info("Something went wrong in the token transfer method")
|
|
pushData_SSEapi(f"Error | Something went wrong while doing the internal db transactions for {transaction_data['txid']}")
|
|
return 0
|
|
|
|
# Push the deposit transaction into deposit database contract database
|
|
session = create_database_session_orm('smart_contract', {'contract_name': f"{parsed_data['contractName']}", 'contract_address': f"{outputlist[0]}"}, ContractBase)
|
|
blockchainReference = neturl + 'tx/' + transaction_data['txid']
|
|
session.add(ContractDeposits(depositorAddress = inputadd, depositAmount = parsed_data['depositAmount'], depositBalance = parsed_data['depositAmount'], expiryTime = parsed_data['depositConditions']['expiryTime'], unix_expiryTime = convert_datetime_to_arrowobject(parsed_data['depositConditions']['expiryTime']).timestamp(), status = 'active', transactionHash = transaction_data['txid'], blockNumber = transaction_data['blockheight'], blockHash = transaction_data['blockhash']))
|
|
session.add(ContractTransactionHistory(transactionType = 'smartContractDeposit',
|
|
transactionSubType = None,
|
|
sourceFloAddress = inputadd,
|
|
destFloAddress = outputlist[0],
|
|
transferAmount = parsed_data['depositAmount'],
|
|
blockNumber = transaction_data['blockheight'],
|
|
blockHash = transaction_data['blockhash'],
|
|
time = transaction_data['time'],
|
|
transactionHash = transaction_data['txid'],
|
|
blockchainReference = blockchainReference,
|
|
jsonData = json.dumps(transaction_data),
|
|
parsedFloData = json.dumps(parsed_data)
|
|
))
|
|
session.commit()
|
|
session.close()
|
|
|
|
session = create_database_session_orm('system_dbs', {'db_name': f"system"}, SystemBase)
|
|
session.add(TimeActions(time=parsed_data['depositConditions']['expiryTime'],
|
|
activity='contract-deposit',
|
|
status='active',
|
|
contractName=parsed_data['contractName'],
|
|
contractAddress=outputlist[0],
|
|
contractType='continuos-event-swap',
|
|
tokens_db=f"{parsed_data['tokenIdentification']}",
|
|
parsed_data=json.dumps(parsed_data),
|
|
transactionHash=transaction_data['txid'],
|
|
blockNumber=transaction_data['blockheight']))
|
|
session.commit()
|
|
pushData_SSEapi(f"Deposit Smart Contract Transaction {transaction_data['txid']} for the Smart contract named {parsed_data['contractName']} at the address {outputlist[0]}")
|
|
|
|
# If this is the first interaction of the outputlist's address with the given token name, add it to token mapping
|
|
systemdb_connection = create_database_connection('system_dbs', {'db_name':'system'})
|
|
firstInteractionCheck = systemdb_connection.execute(f"SELECT * FROM tokenAddressMapping WHERE tokenAddress='{outputlist[0]}' AND token='{parsed_data['tokenIdentification']}'").fetchall()
|
|
if len(firstInteractionCheck) == 0:
|
|
systemdb_connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{outputlist[0]}', '{parsed_data['tokenIdentification']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}')")
|
|
systemdb_connection.close()
|
|
|
|
updateLatestTransaction(transaction_data, parsed_data , f"{parsed_data['contractName']}-{outputlist[0]}")
|
|
return 1
|
|
|
|
else:
|
|
rejectComment = f"Deposit Transaction {transaction_data['txid']} rejected as a Smart Contract with the name {parsed_data['contractName']} at address {outputlist[0]} doesnt exist"
|
|
logger.info(rejectComment)
|
|
rejected_contract_transaction_history(transaction_data, parsed_data, 'smartContractDeposit', outputlist[0], inputadd, outputlist[0], rejectComment)
|
|
return 0
|
|
|
|
def process_nft_incorporation(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd):
|
|
'''
|
|
DIFFERENT BETWEEN TOKEN AND NFT
|
|
System.db will have a different entry
|
|
in creation nft word will be extra
|
|
NFT Hash must be present
|
|
Creation and transfer amount .. only integer parts will be taken
|
|
Keyword nft must be present in both creation and transfer
|
|
'''
|
|
|
|
if not is_a_contract_address(inputlist[0]):
|
|
if not check_database_existence('token', {'token_name': f"{parsed_data['tokenIdentification']}"}):
|
|
session = create_database_session_orm('token', {'token_name': f"{parsed_data['tokenIdentification']}"}, TokenBase)
|
|
session.add(ActiveTable(address=inputlist[0], parentid=0, transferBalance=parsed_data['tokenAmount'], addressBalance=parsed_data['tokenAmount'], blockNumber=blockinfo['height']))
|
|
session.add(TransferLogs(sourceFloAddress=inputadd, destFloAddress=outputlist[0], transferAmount=parsed_data['tokenAmount'], sourceId=0, destinationId=1, blockNumber=transaction_data['blockheight'], time=transaction_data['time'], transactionHash=transaction_data['txid']))
|
|
add_transaction_history(token_name=parsed_data['tokenIdentification'], sourceFloAddress=inputadd, destFloAddress=outputlist[0], transferAmount=parsed_data['tokenAmount'], blockNumber=transaction_data['blockheight'], blockHash=transaction_data['blockhash'], blocktime=transaction_data['time'], transactionHash=transaction_data['txid'], jsonData=json.dumps(transaction_data), transactionType=parsed_data['type'], parsedFloData=json.dumps(parsed_data))
|
|
|
|
session.commit()
|
|
session.close()
|
|
|
|
# Add it to token address to token mapping db table
|
|
connection = create_database_connection('system_dbs', {'db_name': 'system'})
|
|
connection.execute(f"INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES ('{inputadd}', '{parsed_data['tokenIdentification']}', '{transaction_data['txid']}', '{transaction_data['blockheight']}', '{transaction_data['blockhash']}');")
|
|
nft_data = {'sha256_hash': f"{parsed_data['nftHash']}"}
|
|
connection.execute(f"INSERT INTO databaseTypeMapping (db_name, db_type, keyword, object_format, blockNumber) VALUES ('{parsed_data['tokenIdentification']}', 'nft', '', '{json.dumps(nft_data)}', '{transaction_data['blockheight']}')")
|
|
connection.close()
|
|
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['tokenIdentification']}")
|
|
pushData_SSEapi(f"NFT | Successfully incorporated NFT {parsed_data['tokenIdentification']} at transaction {transaction_data['txid']}")
|
|
return 1
|
|
else:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as an NFT with the name {parsed_data['tokenIdentification']} has already been incorporated"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
else:
|
|
rejectComment = f"NFT incorporation at transaction {transaction_data['txid']} rejected as either the input address is part of a contract address"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
def process_infinite_token_incorporation(parsed_data, transaction_data, blockinfo, inputlist, outputlist, inputadd):
|
|
logger.info(f"Processing infinite token incorporation for transaction {transaction_data['txid']}")
|
|
|
|
# Ensure that neither the input nor output addresses are contract addresses
|
|
if not is_a_contract_address(inputlist[0]) and not is_a_contract_address(outputlist[0]):
|
|
# Check if the token already exists in the database
|
|
if not check_database_existence('token', {'token_name': f"{parsed_data['tokenIdentification']}"}):
|
|
parsed_data['tokenAmount'] = 0
|
|
|
|
# Create a session to manage token incorporation
|
|
try:
|
|
tokendb_session = create_database_session_orm('token', {'token_name': f"{parsed_data['tokenIdentification']}"}, TokenBase)
|
|
|
|
# Add initial token data to the database
|
|
tokendb_session.add(
|
|
ActiveTable(
|
|
address=inputlist[0],
|
|
parentid=0,
|
|
transferBalance=parsed_data['tokenAmount'],
|
|
blockNumber=blockinfo['height']
|
|
)
|
|
)
|
|
tokendb_session.add(
|
|
TransferLogs(
|
|
sourceFloAddress=inputadd,
|
|
destFloAddress=outputlist[0],
|
|
transferAmount=parsed_data['tokenAmount'],
|
|
sourceId=0,
|
|
destinationId=1,
|
|
blockNumber=transaction_data['blockheight'],
|
|
time=transaction_data['time'],
|
|
transactionHash=transaction_data['txid']
|
|
)
|
|
)
|
|
|
|
# Add the transaction history for the token
|
|
add_transaction_history(
|
|
token_name=parsed_data['tokenIdentification'],
|
|
sourceFloAddress=inputadd,
|
|
destFloAddress=outputlist[0],
|
|
transferAmount=parsed_data['tokenAmount'],
|
|
blockNumber=transaction_data['blockheight'],
|
|
blockHash=transaction_data['blockhash'],
|
|
blocktime=blockinfo['time'],
|
|
transactionHash=transaction_data['txid'],
|
|
jsonData=json.dumps(transaction_data),
|
|
transactionType=parsed_data['type'],
|
|
parsedFloData=json.dumps(parsed_data)
|
|
)
|
|
|
|
# Add to token address mapping
|
|
connection = create_database_connection('system_dbs', {'db_name': 'system'})
|
|
connection.execute("INSERT INTO tokenAddressMapping (tokenAddress, token, transactionHash, blockNumber, blockHash) VALUES (%s, %s, %s, %s, %s)", (inputadd, parsed_data['tokenIdentification'], transaction_data['txid'], transaction_data['blockheight'], transaction_data['blockhash']))
|
|
|
|
|
|
# Add to database type mapping
|
|
info_object = {'root_address': inputadd}
|
|
connection.execute("INSERT INTO databaseTypeMapping (db_name, db_type, keyword, object_format, blockNumber) VALUES (%s, %s, %s, %s, %s)", (parsed_data['tokenIdentification'], 'infinite-token', '', json.dumps(info_object), transaction_data['blockheight']))
|
|
|
|
|
|
# Commit the session and close connections
|
|
updateLatestTransaction(transaction_data, parsed_data, f"{parsed_data['tokenIdentification']}")
|
|
tokendb_session.commit()
|
|
logger.info(f"Token | Successfully incorporated token {parsed_data['tokenIdentification']} at transaction {transaction_data['txid']}")
|
|
|
|
except Exception as e:
|
|
logger.error(f"Error during infinite token incorporation: {e}")
|
|
tokendb_session.rollback()
|
|
return 0
|
|
finally:
|
|
connection.close()
|
|
tokendb_session.close()
|
|
|
|
pushData_SSEapi(f"Token | Successfully incorporated token {parsed_data['tokenIdentification']} at transaction {transaction_data['txid']}")
|
|
return 1
|
|
else:
|
|
rejectComment = f"Transaction {transaction_data['txid']} rejected as a token with the name {parsed_data['tokenIdentification']} has already been incorporated"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
else:
|
|
rejectComment = f"Infinite token incorporation at transaction {transaction_data['txid']} rejected as either the input address or output address is part of a contract address"
|
|
logger.info(rejectComment)
|
|
rejected_transaction_history(transaction_data, parsed_data, inputadd, outputlist[0], rejectComment)
|
|
pushData_SSEapi(rejectComment)
|
|
return 0
|
|
|
|
|
|
|
|
# Main processing functions START
|
|
|
|
def processTransaction(transaction_data, parsed_data, blockinfo):
|
|
|
|
inputlist, outputlist, inputadd = process_flo_checks(transaction_data)
|
|
|
|
if inputlist is None or outputlist is None:
|
|
return 0
|
|
|
|
logger.info(f"Input address list : {inputlist}")
|
|
logger.info(f"Output address list : {outputlist}")
|
|
|
|
transaction_data['senderAddress'] = inputlist[0]
|
|
transaction_data['receiverAddress'] = outputlist[0]
|
|
|
|
# Process transaction based on type
|
|
if parsed_data['type'] == 'transfer':
|
|
logger.info(f"Transaction {transaction_data['txid']} is of the type transfer")
|
|
|
|
if parsed_data['transferType'] == 'token':
|
|
return process_token_transfer(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
elif parsed_data['transferType'] == 'smartContract':
|
|
return process_smart_contract_transfer(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
elif parsed_data['transferType'] == 'nft':
|
|
return process_nft_transfer(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
else:
|
|
logger.info(f"Invalid transfer type in transaction {transaction_data['txid']}")
|
|
return 0
|
|
|
|
elif parsed_data['type'] == 'tokenIncorporation':
|
|
logger.info(f"Transaction {transaction_data['txid']} is of the type tokenIncorporation")
|
|
return process_token_incorporation(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
|
|
elif parsed_data['type'] == 'smartContractIncorporation':
|
|
logger.info(f"Transaction {transaction_data['txid']} is of the type smartContractIncorporation")
|
|
return process_smart_contract_incorporation(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
|
|
elif parsed_data['type'] == 'smartContractPays':
|
|
logger.info(f"Transaction {transaction_data['txid']} is of the type smartContractPays")
|
|
return process_smart_contract_pays(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
|
|
elif parsed_data['type'] == 'smartContractDeposit':
|
|
logger.info(f"Transaction {transaction_data['txid']} is of the type smartContractDeposit")
|
|
return process_smart_contract_deposit(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
|
|
elif parsed_data['type'] == 'nftIncorporation':
|
|
logger.info(f"Transaction {transaction_data['txid']} is of the type nftIncorporation")
|
|
return process_nft_incorporation(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
|
|
elif parsed_data['type'] == 'infiniteTokenIncorporation':
|
|
logger.info(f"Transaction {transaction_data['txid']} is of the type infiniteTokenIncorporation")
|
|
return process_infinite_token_incorporation(parsed_data, transaction_data, blockinfo,inputlist, outputlist, inputadd)
|
|
|
|
else:
|
|
logger.info(f"Transaction {transaction_data['txid']} rejected as it doesn't belong to any valid type")
|
|
return 0
|
|
|
|
return 1
|
|
|
|
def scanBlockchain():
|
|
# Read start block no
|
|
while True:
|
|
try:
|
|
session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
|
|
startblock = int(session.query(SystemData).filter_by(attribute='lastblockscanned').all()[0].value) + 1
|
|
session.commit()
|
|
session.close()
|
|
break
|
|
except:
|
|
logger.info(f"Unable to connect to 'system' database... retrying in {DB_RETRY_TIMEOUT} seconds")
|
|
time.sleep(DB_RETRY_TIMEOUT)
|
|
|
|
# todo Rule 6 - Find current block height
|
|
# Rule 7 - Start analysing the block contents from starting block to current height
|
|
|
|
# Find current block height
|
|
current_index = -1
|
|
while(current_index == -1):
|
|
response = newMultiRequest('blocks')
|
|
try:
|
|
current_index = response['backend']['blocks']
|
|
except:
|
|
logger.info('Latest block count response from multiRequest() is not in the right format. Displaying the data received in the log below')
|
|
logger.info(response)
|
|
logger.info('Program will wait for 1 seconds and try to reconnect')
|
|
time.sleep(1)
|
|
else:
|
|
logger.info("Current block height is %s" % str(current_index))
|
|
break
|
|
|
|
for blockindex in range(startblock, current_index):
|
|
if blockindex in IGNORE_BLOCK_LIST:
|
|
continue
|
|
processBlock(blockindex=blockindex)
|
|
|
|
# At this point the script has updated to the latest block
|
|
# Now we connect to Blockbook's websocket API to get information about the latest blocks
|
|
|
|
def switchNeturl(currentneturl):
|
|
# Use modulo operation to simplify the logic
|
|
neturlindex = serverlist.index(currentneturl)
|
|
return serverlist[(neturlindex + 1) % len(serverlist)]
|
|
|
|
|
|
def reconnectWebsocket(socket_variable):
|
|
# Switch a to different Blockbook
|
|
# neturl = switchNeturl(neturl)
|
|
# Connect to Blockbook websocket to get data on new incoming blocks
|
|
i=0
|
|
newurl = serverlist[0]
|
|
while(not socket_variable.connected):
|
|
logger.info(f"While loop {i}")
|
|
logger.info(f"Sleeping for 3 seconds before attempting reconnect to {newurl}")
|
|
time.sleep(3)
|
|
try:
|
|
scanBlockchain()
|
|
logger.info(f"Websocket endpoint which is being connected to {newurl}socket.io/socket.io.js")
|
|
socket_variable.connect(f"{newurl}socket.io/socket.io.js")
|
|
i=i+1
|
|
except:
|
|
logger.info(f"disconnect block: Failed reconnect attempt to {newurl}")
|
|
newurl = switchNeturl(newurl)
|
|
i=i+1
|
|
|
|
|
|
def get_websocket_uri(testnet=False):
|
|
if testnet:
|
|
return "wss://blockbook-testnet.ranchimall.net/websocket"
|
|
else:
|
|
return "wss://blockbook.ranchimall.net/websocket"
|
|
|
|
async def connect_to_websocket(uri):
|
|
while True:
|
|
try:
|
|
async with websockets.connect(uri) as websocket:
|
|
subscription_request = {
|
|
"id": "0",
|
|
"method": "subscribeNewBlock",
|
|
"params": {}
|
|
}
|
|
await websocket.send(json.dumps(subscription_request))
|
|
while True:
|
|
response = await websocket.recv()
|
|
logger.info(f"Received: {response}")
|
|
response = json.loads(response)
|
|
if 'height' in response['data'].keys():
|
|
if response['data']['height'] is None or response['data']['height']=='':
|
|
print('blockheight is none')
|
|
# todo: remove these debugger lines
|
|
if response['data']['hash'] is None or response['data']['hash']=='':
|
|
print('blockhash is none')
|
|
# todo: remove these debugger lines
|
|
# If this is the issue need to proceed forward only once blockbook has consolitated
|
|
processBlock(blockindex=response['data']['height'], blockhash=response['data']['hash'])
|
|
|
|
except Exception as e:
|
|
logger.info(f"Connection error: {e}")
|
|
# Add a delay before attempting to reconnect
|
|
await asyncio.sleep(5) # You can adjust the delay as needed
|
|
scanBlockchain()
|
|
|
|
|
|
# MAIN EXECUTION STARTS
|
|
# Configuration of required variables
|
|
config = configparser.ConfigParser()
|
|
config.read('config.ini')
|
|
|
|
class MySQLConfig:
|
|
def __init__(self):
|
|
self.username = config['MYSQL']['USERNAME']
|
|
self.password = config['MYSQL']['PASSWORD']
|
|
self.host = config['MYSQL']['HOST']
|
|
self.database_prefix = config['MYSQL']['DATABASE_PREFIX']
|
|
|
|
mysql_config = MySQLConfig()
|
|
|
|
logger = logging.getLogger(__name__)
|
|
logger.setLevel(logging.DEBUG)
|
|
|
|
|
|
# Suppress SQLAlchemy engine logs
|
|
logging.getLogger('sqlalchemy.engine').setLevel(logging.WARNING)
|
|
logging.getLogger('sqlalchemy.pool').setLevel(logging.WARNING)
|
|
logging.getLogger('sqlalchemy.dialects').setLevel(logging.WARNING)
|
|
|
|
formatter = logging.Formatter('%(asctime)s:%(name)s:%(message)s')
|
|
DATA_PATH = os.path.dirname(os.path.abspath(__file__))
|
|
file_handler = logging.FileHandler(os.path.join(DATA_PATH, 'tracking.log'))
|
|
file_handler.setLevel(logging.INFO)
|
|
file_handler.setFormatter(formatter)
|
|
|
|
stream_handler = logging.StreamHandler()
|
|
stream_handler.setFormatter(formatter)
|
|
|
|
logger.addHandler(file_handler)
|
|
logger.addHandler(stream_handler)
|
|
|
|
|
|
# Rule 1 - Read command line arguments to reset the databases as blank
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# Rule 2 - Read config to set testnet/mainnet
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# Rule 3 - Set flo blockexplorer location depending on testnet or mainnet
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# Rule 4 - Set the local flo-cli path depending on testnet or mainnet ( removed this feature | Blockbooks are the only source )
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# Rule 5 - Set the block number to scan from
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# Read command line arguments
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parser = argparse.ArgumentParser(description='Script tracks RMT using FLO data on the FLO blockchain - https://flo.cash')
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parser.add_argument('-r', '--reset', nargs='?', const=1, type=int, help='Purge existing db and rebuild it from scratch')
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parser.add_argument('-rb', '--rebuild', nargs='?', const=1, type=int, help='Rebuild it')
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parser.add_argument("--keywords", nargs="+", help="List of keywords to filter transactions during rebuild.", required=False)
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parser.add_argument("--testnet", action="store_true", help="Use the testnet URL")
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args = parser.parse_args()
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# Read configuration
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# todo - write all assertions to make sure default configs are right
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if (config['DEFAULT']['NET'] != 'mainnet') and (config['DEFAULT']['NET'] != 'testnet'):
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logger.error("NET parameter in config.ini invalid. Options are either 'mainnet' or 'testnet'. Script is exiting now")
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sys.exit(0)
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# Specify mainnet and testnet server list for API calls and websocket calls
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# Specify ADMIN ID
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serverlist = None
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if config['DEFAULT']['NET'] == 'mainnet':
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serverlist = config['DEFAULT']['MAINNET_BLOCKBOOK_SERVER_LIST']
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APP_ADMIN = 'FNcvkz9PZNZM3HcxM1XTrVL4tgivmCkHp9'
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websocket_uri = get_websocket_uri(testnet=False)
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elif config['DEFAULT']['NET'] == 'testnet':
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serverlist = config['DEFAULT']['TESTNET_BLOCKBOOK_SERVER_LIST']
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APP_ADMIN = 'oWooGLbBELNnwq8Z5YmjoVjw8GhBGH3qSP'
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websocket_uri = get_websocket_uri(testnet=True)
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serverlist = serverlist.split(',')
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neturl = config['DEFAULT']['BLOCKBOOK_NETURL']
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api_url = neturl
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tokenapi_sse_url = config['DEFAULT']['TOKENAPI_SSE_URL']
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API_VERIFY = config['DEFAULT']['API_VERIFY']
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if API_VERIFY == 'False':
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API_VERIFY = False
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elif API_VERIFY == 'True':
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API_VERIFY = True
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else:
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API_VERIFY = True
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IGNORE_BLOCK_LIST = config['DEFAULT']['IGNORE_BLOCK_LIST'].split(',')
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IGNORE_BLOCK_LIST = [int(s) for s in IGNORE_BLOCK_LIST]
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IGNORE_TRANSACTION_LIST = config['DEFAULT']['IGNORE_TRANSACTION_LIST'].split(',')
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def init_system_db(startblock):
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# Initialize system.db
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session = create_database_session_orm('system_dbs', {'db_name': "system"}, SystemBase)
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session.add(SystemData(attribute='lastblockscanned', value=startblock - 1))
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session.commit()
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session.close()
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def init_lastestcache_db():
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# Initialize latest cache DB
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session = create_database_session_orm('system_dbs', {'db_name': "latestCache"}, LatestCacheBase)
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session.commit()
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session.close()
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def init_storage_if_not_exist(reset=False, exclude_backups=False):
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"""
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Initialize or reset the storage by creating or dropping/recreating system and cache databases.
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When reset=True, also drops all token and smart contract databases.
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Args:
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reset (bool): If True, resets the databases by dropping and recreating them.
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exclude_backups (bool): If True, skips dropping databases with '_backup' in their names.
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"""
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def ensure_database_exists(database_name, init_function=None):
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engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/", echo=False)
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with engine.connect() as connection:
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# Drop and recreate the database if reset is True
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if reset:
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if exclude_backups and "_backup" in database_name:
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logger.info(f"Skipping reset for backup database '{database_name}'.")
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else:
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connection.execute(f"DROP DATABASE IF EXISTS `{database_name}`")
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logger.info(f"Database '{database_name}' dropped for reset.")
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logger.info(f"Rechecking database '{database_name}' exists.")
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connection.execute(f"CREATE DATABASE IF NOT EXISTS `{database_name}`")
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logger.info(f"Database '{database_name}' ensured to exist.")
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# Run initialization function if provided
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if init_function:
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init_function()
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def drop_token_and_smartcontract_databases():
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"""
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Drop all token and smart contract databases when reset is True.
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Token databases: Named with prefix {prefix}_{token_name}_db.
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Smart contract databases: Named with prefix {prefix}_{contract_name}_{contract_address}_db.
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"""
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engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/", echo=False)
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with engine.connect() as connection:
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logger.info("Dropping all token and smart contract databases as part of reset.")
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result = connection.execute("SHOW DATABASES")
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databases = [row[0] for row in result.fetchall()]
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for db_name in databases:
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if db_name.startswith(f"{mysql_config.database_prefix}_") and "_db" in db_name:
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if exclude_backups and "_backup" in db_name:
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logger.info(f"Skipping backup database '{db_name}'.")
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continue
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if not db_name.endswith("system_db") and not db_name.endswith("latestCache_db"):
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connection.execute(f"DROP DATABASE IF EXISTS `{db_name}`")
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logger.info(f"Dropped database '{db_name}'.")
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if reset:
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# Drop all token and smart contract databases
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drop_token_and_smartcontract_databases()
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# Initialize the system database
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system_db_name = f"{mysql_config.database_prefix}_system_db"
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ensure_database_exists(system_db_name, lambda: init_system_db(int(config['DEFAULT']['START_BLOCK'])))
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# Initialize the latest cache database
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latest_cache_db_name = f"{mysql_config.database_prefix}_latestCache_db"
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ensure_database_exists(latest_cache_db_name, init_lastestcache_db)
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def fetch_current_block_height():
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"""
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Fetch the current block height from the blockchain using the `newMultiRequest` function.
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:return: The current block height as an integer.
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"""
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current_index = -1
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while current_index == -1: # Keep trying until a valid block height is retrieved
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try:
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response = newMultiRequest('blocks') # Make the API call
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current_index = response['backend']['blocks'] # Extract block height from response
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logger.info(f"Current block height fetched: {current_index}")
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except Exception as e:
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logger.error(f"Error fetching current block height: {e}")
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logger.info("Program will wait for 1 second and try to reconnect.")
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time.sleep(1) # Wait before retrying
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return current_index
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def backup_database_to_temp(original_db, backup_db):
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"""
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Back up the original database schema and data into a new temporary backup database.
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:param original_db: Name of the original database.
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:param backup_db: Name of the backup database.
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:return: True if successful, False otherwise.
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"""
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try:
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# Ensure the backup database exists
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engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/", echo=False)
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with engine.connect() as connection:
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logger.info(f"Creating backup database '{backup_db}'...")
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connection.execute(f"DROP DATABASE IF EXISTS `{backup_db}`")
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connection.execute(f"CREATE DATABASE `{backup_db}`")
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logger.info(f"Temporary backup database '{backup_db}' created successfully.")
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# Verify database creation
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result = connection.execute(f"SHOW DATABASES LIKE '{backup_db}'").fetchone()
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if not result:
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raise RuntimeError(f"Backup database '{backup_db}' was not created successfully.")
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except Exception as e:
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logger.error(f"Failed to create backup database '{backup_db}': {e}")
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return False
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try:
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# Reflect original database schema
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original_engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/{original_db}", echo=False)
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backup_engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/{backup_db}", echo=False)
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logger.info(f"Connecting to original database: {original_engine.url}")
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logger.info(f"Connecting to backup database: {backup_engine.url}")
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from sqlalchemy.schema import MetaData
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metadata = MetaData()
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metadata.reflect(bind=original_engine)
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metadata.create_all(bind=backup_engine)
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SessionOriginal = sessionmaker(bind=original_engine)
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SessionBackup = sessionmaker(bind=backup_engine)
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session_original = SessionOriginal()
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session_backup = SessionBackup()
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for table in metadata.sorted_tables:
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table_name = table.name
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logger.info(f"Copying data from table '{table_name}'...")
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data = session_original.execute(table.select()).fetchall()
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if data:
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column_names = [column.name for column in table.columns]
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data_dicts = [dict(zip(column_names, row)) for row in data]
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try:
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session_backup.execute(table.insert(), data_dicts)
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session_backup.commit()
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except Exception as e:
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logger.error(f"Error copying data from table '{table_name}': {e}")
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logger.debug(f"Data causing the issue: {data_dicts}")
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raise
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session_original.close()
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session_backup.close()
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logger.info(f"Data successfully backed up to '{backup_db}'.")
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return True
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except Exception as e:
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logger.error(f"Error copying data to backup database '{backup_db}': {e}")
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return False
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def backup_and_rebuild_latestcache(keywords=None):
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"""
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Back up the current databases, reset all databases, and rebuild the latestCache database.
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:param keywords: List of keywords to filter transactions. If None, processes all transactions.
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"""
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# Define database names
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latestcache_db = f"{mysql_config.database_prefix}_latestCache_db"
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latestcache_backup_db = f"{latestcache_db}_backup"
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system_db = f"{mysql_config.database_prefix}_system_db"
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system_backup_db = f"{system_db}_backup"
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# Step 1: Create backups
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logger.info("Creating backups of the latestCache and system databases...")
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if not backup_database_to_temp(latestcache_db, latestcache_backup_db):
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logger.error(f"Failed to create backup for latestCache database '{latestcache_db}'.")
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return
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if not backup_database_to_temp(system_db, system_backup_db):
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logger.error(f"Failed to create backup for system database '{system_db}'.")
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return
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# Step 2: Reset databases (skip backup databases during reset)
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logger.info("Resetting all databases except backups...")
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try:
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init_storage_if_not_exist(reset=True, exclude_backups=True) # Pass a flag to avoid dropping backup databases
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except Exception as e:
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logger.error(f"Failed to reset databases: {e}")
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return
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# Step 3: Extract last block scanned from backup
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try:
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logger.info("Extracting last block scanned from backup system database...")
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backup_engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/{system_backup_db}", echo=False)
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with sessionmaker(bind=backup_engine)() as session:
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last_block_scanned_entry = session.query(SystemData).filter_by(attribute='lastblockscanned').first()
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if not last_block_scanned_entry:
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raise ValueError("No 'lastblockscanned' entry found in backup system database.")
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last_block_scanned = int(last_block_scanned_entry.value)
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logger.info(f"Last block scanned retrieved: {last_block_scanned}")
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except Exception as e:
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logger.error(f"Failed to retrieve lastblockscanned from backup system database: {e}")
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return
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# Step 4: Reprocess blocks from the backup
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try:
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logger.info("Starting reprocessing of blocks from backup...")
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backup_engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/{latestcache_backup_db}", echo=False)
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with sessionmaker(bind=backup_engine)() as session:
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stored_blocks = session.query(LatestBlocks).order_by(LatestBlocks.blockNumber).all()
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if not stored_blocks:
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logger.warning("No blocks found in backed-up latestCache database. Aborting rebuild.")
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return
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for block_entry in stored_blocks:
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try:
|
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blockinfo = json.loads(block_entry.jsonData)
|
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block_number = blockinfo.get("height", block_entry.blockNumber)
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block_hash = blockinfo.get("hash", block_entry.blockHash)
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logger.info(f"Reprocessing block {block_number} with hash {block_hash}...")
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processBlock(blockindex=block_number, blockhash=block_hash, blockinfo=blockinfo, keywords=keywords)
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except Exception as e:
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logger.error(f"Error processing block {block_entry.blockNumber}: {e}")
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logger.info("Rebuild of latestCache database completed successfully.")
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except Exception as e:
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logger.error(f"Error during rebuild of latestCache database from backup: {e}")
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return
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# Step 5: Update lastblockscanned in the new system database
|
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try:
|
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logger.info("Updating lastblockscanned in the new system database...")
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engine = create_engine(f"mysql+pymysql://{mysql_config.username}:{mysql_config.password}@{mysql_config.host}/{system_db}", echo=False)
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with sessionmaker(bind=engine)() as session:
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entry = session.query(SystemData).filter_by(attribute='lastblockscanned').first()
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if entry:
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entry.value = str(last_block_scanned)
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else:
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session.add(SystemData(attribute='lastblockscanned', value=str(last_block_scanned)))
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session.commit()
|
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logger.info(f"Updated lastblockscanned to {last_block_scanned}.")
|
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except Exception as e:
|
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logger.error(f"Failed to update lastblockscanned: {e}")
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return
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|
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# Step 6: Process remaining blocks
|
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try:
|
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logger.info("Processing remaining blocks...")
|
|
current_block_height = fetch_current_block_height()
|
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for blockindex in range(last_block_scanned + 1, current_block_height + 1):
|
|
if blockindex in IGNORE_BLOCK_LIST:
|
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continue
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logger.info(f"Processing block {blockindex} from the blockchain...")
|
|
processBlock(blockindex=blockindex, keywords=keywords)
|
|
except Exception as e:
|
|
logger.error(f"Error processing remaining blocks: {e}")
|
|
|
|
|
|
|
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# Delete database and smartcontract directory if reset is set to 1
|
|
if args.reset == 1:
|
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logger.info("Resetting the database. ")
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init_storage_if_not_exist(reset=True)
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else:
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init_storage_if_not_exist()
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# Backup and rebuild latestCache and system.db if rebuild flag is set
|
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if args.rebuild == 1:
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# Use the unified rebuild function with or without keywords
|
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backup_and_rebuild_latestcache(keywords=args.keywords if args.keywords else None)
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logger.info("Rebuild completed. Exiting...")
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sys.exit(0)
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|
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# Determine API source for block and transaction information
|
|
if __name__ == "__main__":
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|
# MAIN LOGIC STARTS
|
|
# scan from the latest block saved locally to latest network block
|
|
|
|
scanBlockchain()
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|
|
logger.debug("Completed first scan")
|
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|
|
# At this point the script has updated to the latest block
|
|
# Now we connect to Blockbook's websocket API to get information about the latest blocks
|
|
# Neturl is the URL for Blockbook API whose websocket endpoint is being connected to
|
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|
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asyncio.get_event_loop().run_until_complete(connect_to_websocket(websocket_uri))
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