deposit paymaster fund before spinning up server

account_abstraction.py

@@ -170,8 +170,15 @@ def start_paymaster(config: Config):
  "SIMPLE_ACCOUNT_FACTORY_ADDRESS": simple_account_factory_address,
  "PAYMASTER_ADDRESS": paymaster_address,
  "TIME_VALIDITY": str(config.paymaster_validity),
+ "INITIAL_DEPOSIT": config.paymaster_initial_deposit,
  "PRIVATE_KEY": config.paymaster_key}
 
+ lib.run(
+ "deposit initial funds for paymaster",
+ command=deps.cmd_with_node("pnpm run deposit"),
+ cwd="paymaster",
+ env=env)
+
  # start paymaster signer service
  log_file_path = f"{config.logs_dir}/paymaster_signer.log"
  log_file = open(log_file_path, "w")

config/account_abstraction.py

@@ -8,6 +8,11 @@ class AccountAbstractionConfig:
  def __init__(self):
  super().__init__()
 
+ self.paymaster_initial_deposit = "3"
+ """
+ Initial deposit amount (in Ether) for the paymaster contract.
+ """
+
  self.paymaster_validity = 300
  """
  Time validity (in seconds) for the sponsored transaction that is signed by paymaster.

paymaster/package.json

@@ -4,6 +4,7 @@
  "description": "",
  "main": "index.js",
  "scripts": {
+ "deposit": "npx ts-node script/deposit.ts",
  "start": "tsc && node dist/src/server.js",
  "test": "npx ts-node test/tests.ts"
  },

paymaster/script/deposit.ts

@@ -0,0 +1,26 @@
+import { ethers } from 'ethers';
+import dotenv from 'dotenv';
+import { paymasterAbi } from '../src/abis';
+dotenv.config();
+
+async function main() {
+ const depositAmount = process.env.INITIAL_DEPOSIT as string;
+ const provider = new ethers.JsonRpcProvider(process.env.RPC_URL as string);
+ const signer = new ethers.Wallet(process.env.PRIVATE_KEY as string, provider);
+
+ // Paymaster first needs to have funds in Entrypoint contract
+ const paymasterAddress = process.env.PAYMASTER_ADDRESS as string;
+ const paymaster = new ethers.Contract(
+ paymasterAddress,
+ paymasterAbi,
+ signer
+ );
+
+ // Deposit
+ await (await paymaster.deposit({ value: ethers.parseEther(depositAmount)})).wait();
+ await (await paymaster.addStake(3000, { value: ethers.parseEther(depositAmount)})).wait();
+
+ console.log("Deposit funds successful!");
+}
+
+main();

paymaster/test/tests.ts

@@ -9,15 +9,13 @@ async function main() {
  const provider = new ethers.JsonRpcProvider(process.env.RPC_URL as string);
  const signer = new ethers.Wallet(process.env.PRIVATE_KEY as string, provider);
 
- // Paymaster first needs to have funds in Entrypoint contract
+ // Initialize paymaster contract
  const paymasterAddress = process.env.PAYMASTER_ADDRESS as string;
  const paymaster = new ethers.Contract(
  paymasterAddress,
  paymasterAbi,
- signer
+ provider
  );
- await (await paymaster.deposit({ value: ethers.parseEther('3')})).wait();
- await (await paymaster.addStake(3000, { value: ethers.parseEther('3')})).wait();
 
  // Generate initcode
  const simpleAccountFactoryAddress = process.env.SIMPLE_ACCOUNT_FACTORY_ADDRESS as string;