-
Notifications
You must be signed in to change notification settings - Fork 0
/
deploy.js
31 lines (26 loc) · 1.26 KB
/
deploy.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
require('dotenv').config(); // get .env variables
const HDWalletProvider = require('@truffle/hdwallet-provider');
const Web3 = require('web3'); // Web3 constructor (Eth JS API)
const { abi, evm } = require('./compile');
const mnemonic = process.env.MNEMONIC;
const network = process.env.RINKEBY_ENDPOINT;
/* config provider
→ unlock account with mnemonic (to pay ETH for deploying contract)
→ connect to a specific outside API/node (Infura node on Rinkeby network)
*/
const provider = new HDWalletProvider(mnemonic, network);
// create instance of web3 library & connect to eth network with provider
const web3 = new Web3(provider);
const message = 'Hi there!';
const deploy = async () => {
// generate a list of accounts with mnemonic
const accounts = await web3.eth.getAccounts();
console.log('Attempting to deploy from account', accounts[0]);
// use the account to deploy the contract (need abi & bytecode to create a contract)
const contract = await new web3.eth.Contract(abi) // interact with existed contract / deploy new contract
.deploy({ data: '0x' + evm.bytecode.object, arguments: [message] })
.send({ from: accounts[0] }); // send transaction
console.log('Contract deployed to', contract.options.address);
provider.engine.stop();
};
deploy();