(Node.js) REST through HTTP Proxy

Demonstrates how to connect through an HTTP proxy to make REST API calls.

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.

    // This example connects to a REST server through an HTTP proxy.
    // It will connect to the Amazon AWS service for this example.
    var rest = new chilkat.Rest();
    var socket = new chilkat.Socket();

    // Set the HTTP proxy domain or IP address, and port.
    socket.HttpProxyHostname = "192.168.1.100";
    socket.HttpProxyPort = 8088;

    // We want to tell the socket object that we're doing HTTP over the proxy connection.
    // This is because an HTTP proxy used for other protocols (IMAP, SMTP, SSH, FTP, etc.) 
    // can require some internal differences in behavior (i.e. how we do things).
    socket.HttpProxyForHttp = true;

    // Other properties exist for specifying a proxy login, password, and authentication method (such as NTLM),
    // but these are not used in this example.

    // Connect through the HTTP proxy to the Amazon AWS server for the S3 service.
    var bTls = true;
    var port = 443;
    var maxWaitMs = 5000;
    var success = socket.Connect("s3.amazonaws.com",port,bTls,maxWaitMs);
    if (success !== true) {
        console.log("Connect Failure Error Code: " + socket.ConnectFailReason);
        console.log(socket.LastErrorText);
        return;
    }

    // Use the proxied TLS connection:
    success = rest.UseConnection(socket,true);
    if (success !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    // 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);

    // List all buckets for the account...
    var responseXml = rest.FullRequestNoBody("GET","/");
    if (rest.LastMethodSuccess !== true) {
        console.log(rest.LastErrorText);
        return;
    }

    var xml = new chilkat.Xml();
    success = xml.LoadXml(responseXml);

    // Show the full XML returned.
    console.log(xml.GetXml());

    // Iterate over the buckets, showing each bucket name.
    success = xml.FindChild2("Buckets");
    if (xml.FirstChild2() == true) {
        console.log(xml.GetChildContent("Name"));
        while ((xml.NextSibling2() == true)) {
            console.log(xml.GetChildContent("Name"));
        }

    }

    // Move the internal pointer back to the root node.
    xml.GetRoot2();

}

chilkatExample();