Create deploy_bridge.py

Author: KOSASIH

scripts/deploy_bridge.py

@@ -0,0 +1,127 @@
+import os
+import json
+import logging
+from web3 import Web3
+from solcx import compile_source
+
+# Configure logging
+logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
+
+# Smart contract source code for Ethereum Bridge
+ETHEREUM_BRIDGE_SOURCE = '''
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+import "@openzeppelin/contracts/access/Ownable.sol";
+
+contract EthereumBridgeDAO is Ownable {
+    struct LockedToken {
+        address user;
+        uint256 amount;
+        string destinationChain;
+    }
+
+    IERC20 public token;
+    mapping(uint256 => LockedToken) public lockedTokens;
+    uint256 public lockedTokenCount;
+
+    event TokensLocked(address indexed user, uint256 amount, string destinationChain, uint256 indexed lockId);
+
+    constructor(address _token) {
+        require(_token != address(0), "Token address cannot be zero");
+        token = IERC20(_token);
+    }
+
+    function lockTokens(uint256 amount, string memory destinationChain) external {
+        require(amount > 0, "Amount must be greater than zero");
+        require(token.balanceOf(msg.sender) >= amount, "Insufficient balance");
+
+        token.transferFrom(msg.sender, address(this), amount);
+        lockedTokens[lockedTokenCount] = LockedToken(msg.sender, amount, destinationChain);
+        emit TokensLocked(msg.sender, amount, destinationChain, lockedTokenCount);
+        lockedTokenCount++;
+    }
+}
+'''
+
+# Smart contract source code for BSC Bridge
+BSC_BRIDGE_SOURCE = '''
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
+import "@openzeppelin/contracts/access/Ownable.sol";
+
+contract BSCBridgeDAO is Ownable {
+    IERC20 public token;
+
+    event TokensUnlocked(address indexed user, uint256 amount);
+
+    constructor(address _token) {
+        require(_token != address(0), "Token address cannot be zero");
+        token = IERC20(_token);
+    }
+
+    function unlockTokens(address user, uint256 amount) external onlyOwner {
+        require(amount > 0, "Amount must be greater than zero");
+        token.transfer(user, amount);
+        emit TokensUnlocked(user, amount);
+    }
+}
+'''
+
+def deploy_contract(w3, contract_source, token_address):
+    try:
+        # Compile the contract
+        compiled_sol = compile_source(contract_source)
+        contract_interface = compiled_sol['<stdin>:EthereumBridgeDAO'] if 'EthereumBridgeDAO' in contract_source else compiled_sol['<stdin>:BSCBridgeDAO']
+
+        # Set up the account to deploy the contract
+        account = w3.eth.accounts[0]
+        w3.eth.defaultAccount = account
+
+        # Deploy the contract
+        bridge_contract = w3.eth.contract(abi=contract_interface['abi'], bytecode=contract_interface['bin'])
+        tx_hash = bridge_contract.constructor(token_address).transact()
+        tx_receipt = w3.eth.waitForTransactionReceipt(tx_hash)
+
+        logging.info(f"Contract deployed at address: {tx_receipt.contractAddress}")
+        return tx_receipt.contractAddress
+    except Exception as e:
+        logging.error(f"Error deploying contract: {e}")
+        return None
+
+def main():
+    # Load environment variables
+    ETHEREUM_RPC_URL = os.getenv('ETHEREUM_RPC_URL')
+    BSC_RPC_URL = os.getenv('BSC_RPC_URL')
+    TOKEN_ADDRESS = os.getenv('TOKEN_ADDRESS')
+
+    # Connect to Ethereum
+    eth_w3 = Web3(Web3.HTTPProvider(ETHEREUM_RPC_URL))
+    if not eth_w3.isConnected():
+        logging.error("Failed to connect to Ethereum")
+        return
+
+    # Connect to BSC
+    bsc_w3 = Web3(Web3.HTTPProvider(BSC_RPC_URL))
+    if not bsc_w3.isConnected():
+        logging.error("Failed to connect to BSC")
+        return
+
+    # Deploy Ethereum Bridge
+    logging.info("Deploying Ethereum Bridge...")
+    eth_bridge_address = deploy_contract(eth_w3, ETHEREUM_BRIDGE_SOURCE, TOKEN_ADDRESS)
+
+    # Deploy BSC Bridge
+    logging.info("Deploying BSC Bridge...")
+    bsc_bridge_address = deploy_contract(bsc_w3, BSC_BRIDGE_SOURCE, TOKEN_ADDRESS)
+
+    if eth_bridge_address:
+        logging.info(f"Ethereum Bridge deployed at: {eth_bridge_address}")
+    if bsc_bridge_address:
+        logging.info(f"BSC Bridge deployed at: {bsc_bridge_address}")
+
+if __name__ == '__main__':
+    main()