Deploy build directory to S3 bucket using aws-cli and environment variables

s3deploy.js

const fs = require('fs');
const path = require('path');
const chalk = require('chalk');

const appDirectory = fs.realpathSync(process.cwd());

const resolveApp = relativePath => path.resolve(appDirectory, relativePath);

const cmd = (command) => {
	const { exec } = require('child_process');
	
	return new Promise((resolve, reject) => {
		exec(command, (error, stdout, stderr) => {
			if (error) {
				reject(stderr);
			} else {
				resolve(stdout);
			}
		});
	});
}

const wait = (seconds) => new Promise((resolve) => {
	setTimeout(() => resolve(), seconds * 1000);
});

const s3deploy = async () => {
	require('dotenv').config({
		path: `.${process.env.DEPLOY_ENVIRONMENT}.env`,
	});
	
	const waitTimeInSeconds = 5;
	
	console.log('\n%s %s\n\n', chalk.bold.underline('DEPLOYING TO:'), chalk.blue(process.env.DEPLOY_ENVIRONMENT));
	
	console.log('Giving you %s seconds to change your mind\n', chalk.blue.bold(waitTimeInSeconds));
	
	await wait(waitTimeInSeconds);
	
	const buildPath = resolveApp('build');
	
	const awsAccessKey = `AWS_ACCESS_KEY_ID=${process.env.AWS_ACCESS_KEY}`;
	const awsSecretAccessKey = `AWS_SECRET_ACCESS=${process.env.AWS_SECRET_ACCESS_KEY}`;
	const awsCredentials = `${awsAccessKey} ${awsSecretAccessKey}`;
	
	const awsRegion = `REGION=${process.env.AWS_REGION}`;
	const awsBucket = `s3://${process.env.AWS_BUCKET_NAME}`;
	
	const syncCommand = 'aws s3 sync';
	const awsCommand = `${syncCommand} ${buildPath} ${awsBucket}`;
	const awsEnv = `${awsCredentials} ${awsRegion}`;
	
	const command = `${awsEnv} ${awsCommand}`;
	
	try {
		const output = await cmd(command);
		console.log(output);
		console.log('%s', chalk.green.bold('SUCCESS!'));
	} catch(error) {
		console.log(error);
		console.log('%s An error has occurred.', chalk.red.bold('ERROR:'));
	}
}

module.exports = () => s3deploy();