Created
July 10, 2022 20:19
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A script for completing the second part of a slow dYdX withdrawal. I needed to create this script as there was bug in the web app preventing me from completing this step so my withdrawal was stuck.
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| import requests | |
| from web3 import Web3 | |
| from dydx3 import constants | |
| from dydx3 import Client | |
| WEB_PROVIDER_URL = "https://mainnet.infura.io/v3/..." | |
| ETHEREUM_ADDRESS = "0x6E..." | |
| ETHEREUM_KEY = "da..." | |
| w3 = Web3(Web3.HTTPProvider(WEB_PROVIDER_URL)) | |
| # recover stark key | |
| client = Client( | |
| network_id=constants.NETWORK_ID_MAINNET, | |
| host=constants.API_HOST_MAINNET, | |
| default_ethereum_address=ETHEREUM_ADDRESS, | |
| eth_private_key=ETHEREUM_KEY, | |
| web3=w3, | |
| ) | |
| recovery = client.eth_private.recovery(ethereum_address=ETHEREUM_ADDRESS) | |
| stark_key = recovery.data["starkKey"] | |
| ## dYdX info | |
| network = constants.NETWORK_ID_MAINNET | |
| DYDX_ADDRESS = constants.STARKWARE_PERPETUALS_CONTRACT[network] | |
| DYDX_ASSET_TYPE = constants.COLLATERAL_ASSET_ID_BY_NETWORK_ID[network] | |
| abi_url = "https://raw.githubusercontent.com/dydxprotocol/starkex-eth/master/src/contracts/starkware-perpetual-abi.json" | |
| abi = requests.get(url=abi_url).json() | |
| # contract | |
| contract = w3.eth.contract(address=DYDX_ADDRESS, abi=abi["abi"]) | |
| withdraw = contract.functions.withdraw( | |
| starkKey=int(stark_key, 16), | |
| assetType=DYDX_ASSET_TYPE, | |
| ) | |
| necessary_gas = withdraw.estimateGas() | |
| gas_eth = w3.fromWei((necessary_gas * w3.eth.gasPrice), "ether") | |
| print(f"gas cost estimation = {gas_eth:.6f} ETH") | |
| # create txn | |
| transaction = withdraw.buildTransaction() | |
| transaction.update({"from": ETHEREUM_ADDRESS}) | |
| transaction.update({"gas": necessary_gas}) | |
| transaction.update({"nonce": w3.eth.get_transaction_count(ETHEREUM_ADDRESS)}) | |
| # sign and send | |
| signed_tx = w3.eth.account.sign_transaction(transaction, ETHEREUM_KEY) | |
| txn_hash = w3.eth.send_raw_transaction(signed_tx.rawTransaction) | |
| txn_receipt = w3.eth.wait_for_transaction_receipt(txn_hash) | |
| print(txn_receipt) |
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