How to Create a Telegram Bot to Monitor Your Service Uptime in Python (Part 1: Instant Metrics)

• rpc_node_telegram_checker

  1 54 4.4 Python

  A simple telegram bot that can check an RPC node state and headlag compared to the public endpoints

The project's source code is available in the GitHub repository. If you found this tutorial helpful, feel free to give it a star on GitHub, I would appreciate it🙂

• chainlist

  54 2,082 9.6 JavaScript
  

# Helper function that checks a single node def get_last_block_once(rpc): try: w3 = Web3(Web3.HTTPProvider(rpc)) block_number = w3.eth.block_number if isinstance(block_number, int): return block_number else: return None except Exception as e: print(f'{rpc} - {repr(e)}') return None # Main function to check the status of the service that will be called def check_service(): # pre-prepared list of reference nodes # for any network, it can be found on the website https://chainlist.org/ list_of_public_nodes = [ 'https://polygon.llamarpc.com', 'https://polygon.rpc.blxrbdn.com', 'https://polygon.blockpi.network/v1/rpc/public', 'https://polygon-mainnet.public.blastapi.io', 'https://rpc-mainnet.matic.quiknode.pro', 'https://polygon-bor.publicnode.com', 'https://poly-rpc.gateway.pokt.network', 'https://rpc.ankr.com/polygon', 'https://polygon-rpc.com' ] # parallel processing of requests to all nodes with multiprocessing.Pool(processes=len(list_of_public_nodes)) as pool: results = pool.map(get_last_block_once, list_of_public_nodes) last_blocks = [b for b in results if b is not None and isinstance(b, int)] # define the maximum and median value of the current block med_val = int(np.median(last_blocks)) max_val = int(np.max(last_blocks)) # determine the number of nodes with the maximum and median value med_support = np.sum([1 for x in last_blocks if x == med_val]) max_support = np.sum([1 for x in last_blocks if x == max_val]) return max_val, max_support, med_val, med_support

• SurveyJS

  surveyjs.io featured

  Open-Source JSON Form Builder to Create Dynamic Forms Right in Your App. With SurveyJS form UI libraries, you can build and style forms in a fully-integrated drag & drop form builder, render them in your JS app, and store form submission data in any backend, inc. PHP, ASP.NET Core, and Node.js.

  

Suggest a related project