Amazon AWS Signed Files with Typescript

amazon-aws-signed-files.ts

import * as AWS from 'aws-sdk';

// Set the region in which your bucket is located
AWS.config.update({region: 'us-east-1'});

// Set the credentials for your AWS account
AWS.config.update({accessKeyId: 'ACCESS_KEY_ID', secretAccessKey: 'SECRET_ACCESS_KEY'});

// Create an instance of the S3 client
const s3 = new AWS.S3();

// Set the name of your bucket and the key of the object you want to stream
const bucketName = 'my-bucket';
const objectKey = 'my-video.mp4';

// Set the expiration time for the signed URL, in seconds
const expiration = 60 * 60; // 1 hour

// Set the content type of the object
const contentType = 'video/mp4';

// Generate a new signed URL
const signedUrl = s3.getSignedUrl('getObject', {
  Bucket: bucketName,
  Key: objectKey,
  Expires: expiration,
  ResponseContentType: contentType
});

// The signed URL can now be used to stream the object from S3
console.log(signedUrl);