Node.js

REST Upload String

See more Amazon S3 (new) Examples

Example to upload the contents of a string to the Amazon S3 service. Node.js

NODEJS_PRELUDE

function chilkatExample() {

    var success = false;

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

    var rest = new chilkat.Rest();

    //  Connect to the Amazon AWS REST server.
    var bTls = true;
    var port = 443;
    var bAutoReconnect = true;
    success = rest.Connect("s3.amazonaws.com",port,bTls,bAutoReconnect);

    //  ----------------------------------------------------------------------------
    //  Important: For buckets created in regions outside us-east-1,
    //  there are three important changes that need to be made.
    //  See Working with S3 Buckets in Non-us-east-1 Regions for the details.
    //  ----------------------------------------------------------------------------

    //  Provide AWS credentials for the REST call.
    var authAws = new chilkat.AuthAws();
    authAws.AccessKey = "AWS_ACCESS_KEY";
    authAws.SecretKey = "AWS_SECRET_KEY";
    authAws.ServiceName = "s3";
    success = rest.SetAuthAws(authAws);

    //  Set the bucket name via the HOST header.
    //  In this case, the bucket name is "chilkat100".
    rest.Host = "chilkat100.s3.amazonaws.com";

    //  Load a text file into memory.
    var fac = new chilkat.FileAccess();
    var fileContents = fac.ReadEntireTextFile("qa_data/xml/hamlet.xml","utf-8");
    if (fac.LastMethodSuccess !== true) {
        console.log(fac.LastErrorText);
        return;
    }

    //  To send the file in gzip or deflate compressed format, set the Content-Encoding request
    //  header to "gzip" or "deflate".  (this is optional)
    success = rest.AddHeader("Content-Encoding","gzip");

    //  Indicate the Content-Type of our upload.  (This is optional)
    success = rest.AddHeader("Content-Type","text/xml");

    //  We can add an "Expect: 100-continue" header so that if the request is rejected
    //  by the server immediately after receiving the request header, it can respond
    //  and the client (Chilkat) can avoid sending the file data.
    //  (this is optional)
    success = rest.AddHeader("Expect","100-continue");

    //  Upload the file to Amazon S3.
    var responseBodyStr = rest.FullRequestString("PUT","/hamlet_play.xml",fileContents);
    if (rest.LastMethodSuccess !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    //  Did we get a 200 response indicating success?
    var statusCode = rest.ResponseStatusCode;
    if (statusCode !== 200) {
        console.log("Error response: " + responseBodyStr);
        console.log("Status code: " + statusCode + ", Status text: " + rest.ResponseStatusText);
        return;
    }

    console.log("File successfully uploaded.");

}

chilkatExample();