saas-smith/awsS3Setup.js

CLI to forge new SaaS projects effortlessly from boilerplates

// Suppress specific warning about AWS SDK v2 maintenance mode
const originalEmitWarning = process.emitWarning;
process.emitWarning = (warning, ...args) => {
  if (
    typeof warning === "string" &&
    warning.includes("AWS SDK for JavaScript (v2) is in maintenance mode")
  ) {
    return;
  }
  originalEmitWarning(warning, ...args);
};

import chalk from "chalk";
import AWS from "aws-sdk";
import path from "path";
import dotenv from "dotenv";
const rootDrive = path.parse(process.cwd()).root;
dotenv.config({ path: path.join(rootDrive, ".env") });

export async function setupAWSS3(
  bucketName,
  awsRegion,
  awsAccessKeyId,
  awsSecretAccessKey
) {
  const bucketPolicy = JSON.stringify({
    Version: "2012-10-17",
    Statement: [
      {
        Sid: "PublicReadGetObject",
        Effect: "Allow",
        Principal: "*",
        Action: "s3:GetObject",
        Resource: `arn:aws:s3:::${bucketName}/Files/*`,
      },
    ],
  });

  if (!awsAccessKeyId || !awsSecretAccessKey) {
    console.error(
      chalk.red("AWS credentials are not set in environment variables.")
    );
    return;
  }

  console.log(chalk.blue("Setting up AWS S3..."));

  AWS.config.update({
    accessKeyId: awsAccessKeyId,
    secretAccessKey: awsSecretAccessKey,
    region: awsRegion,
  });

  const s3 = new AWS.S3();

  try {
    await s3.createBucket({ Bucket: bucketName }).promise();
    console.log(chalk.green(`Bucket ${bucketName} created successfully.`));

    const publicAccessBlockParams = {
      Bucket: bucketName,
      PublicAccessBlockConfiguration: {
        BlockPublicAcls: true,
        IgnorePublicAcls: true,
        BlockPublicPolicy: false,
        RestrictPublicBuckets: false,
      },
    };

    await s3.putPublicAccessBlock(publicAccessBlockParams).promise();
    console.log(
      chalk.green(`Public access block settings applied successfully.`)
    );

    const policyParams = {
      Bucket: bucketName,
      Policy: bucketPolicy,
    };

    await s3.putBucketPolicy(policyParams).promise();
    console.log(chalk.green(`Bucket policy applied successfully.`));
  } catch (error) {
    console.error(
      chalk.red(`Error creating bucket or applying policy: ${error.message}`)
    );
  }
}