(Node.js) S3 Upload with Transfer Acceleration

Demonstrates how to upload from a pre-signed URL with transfer acceleration.

Note: This example requires Chilkat v9.5.0.83 or greater.

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // Note: This example requires Chilkat v9.5.0.83 or greater.

    var http = new chilkat.Http();

    http.AwsAccessKey = "AWS_ACCESS_KEY";
    http.AwsSecretKey = "AWS_SECRET_KEY";

    // Make sure to set your AWS region correctly
    http.AwsRegion = "us-east-1";
    var bucketName = "chilkat200";
    var objectName = "starfish/starfish.jpg";
    var awsService = "s3";
    var httpVerb = "PUT";

    // To use S3 acceleration, we simply set the AwsEndpoint to "s3-accelerate.amazonaws.com".
    // Note: You must enable transfer acceleration on your bucket.  Acceleration incurs a higher cost.
    http.AwsEndpoint = "s3-accelerate.amazonaws.com";

    // The signed URL will be valid for this number of seconds:
    var numSecondsValid = 86400;

    // Choose between a URL beginning with "http://" or "https://"...
    var bUseHttps = false;

    // Generate the pre-signed URL that will use s3-accelerate.amazonaws.com
    var preSignedUrl = http.S3_GenPresignedUrl(httpVerb,bUseHttps,bucketName,objectName,numSecondsValid,awsService);
    if (http.LastMethodSuccess == false) {
        console.log(http.LastErrorText);
        return;
    }

    // The following URL can be copy-and-pasted into a browser..
    console.log("Presigned URL for Upload: " + preSignedUrl);

    // Here's an example of a pre-signed URL
    // 
    // http://chilkat200.s3-accelerate.amazonaws.com/starfish/starfish.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAIBJLOVZVXAU2AFUA%2F20200623%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20200623T234049Z&X-Amz-Expires=86400&X-Amz-SignedHeaders=host&X-Amz-Signature=xxxxxeaea071178d772856c0a4e4c0114a8d9992f0d0812955e490d0exxxxxxx
    // 

    // Upload a local file using the pre-signed URL.
    // (Chilkat provides other methods to upload file data directly from binary or text data in memory.)
    // resp: HttpResponse
    var resp = http.PFile("PUT",preSignedUrl,"qa_data/jpg/starfish.jpg","image/jpg",false,false);
    if (http.LastMethodSuccess == false) {
        console.log(http.LastErrorText);
        return;
    }

    console.log("response status code = " + resp.StatusCode);
    console.log("response body size: " + resp.ContentLength);
    if (resp.ContentLength > 0) {
        console.log("response body:");
        console.log(resp.BodyStr);
    }


}

chilkatExample();