(Delphi ActiveX) AWS Security Token Service (STS) GetSessionToken

See more AWS Security Token Service Examples

Returns a set of temporary credentials for an AWS account or IAM user.

For more information, see https://docs.aws.amazon.com/STS/latest/APIReference/API_GetSessionToken.html

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
rest: TChilkatRest;
bTls: Integer;
port: Integer;
bAutoReconnect: Integer;
success: Integer;
authAws: TChilkatAuthAws;
responseXml: WideString;
xml: TChilkatXml;
GetSessionTokenResponse_xmlns: WideString;
AccessKeyId: WideString;
SecretAccessKey: WideString;
SessionToken: WideString;
Expiration: WideString;
RequestId: WideString;

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

rest := TChilkatRest.Create(Self);

// Connect to the Amazon AWS REST server.
// such as https://sts.us-west-2.amazonaws.com/
bTls := 1;
port := 443;
bAutoReconnect := 1;
success := rest.Connect('sts.us-west-2.amazonaws.com',port,bTls,bAutoReconnect);

// Provide AWS credentials for the REST call.
authAws := TChilkatAuthAws.Create(Self);
authAws.AccessKey := 'AWS_ACCESS_KEY';
authAws.SecretKey := 'AWS_SECRET_KEY';
// the region should match our URL above..
// See https://docs.aws.amazon.com/IAM/latest/UserGuide/id_credentials_temp_enable-regions.html
authAws.Region := 'us-west-2';
authAws.ServiceName := 'sts';

rest.SetAuthAws(authAws.ControlInterface);

rest.AddQueryParam('Version','2011-06-15');
rest.AddQueryParam('Action','GetSessionToken');
rest.AddQueryParam('DurationSeconds','3600');

responseXml := rest.FullRequestNoBody('GET','/');
if (rest.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

// A successful response will have a status code equal to 200.
if (rest.ResponseStatusCode <> 200) then
  begin
    Memo1.Lines.Add('response status code = ' + IntToStr(rest.ResponseStatusCode));
    Memo1.Lines.Add('response status text = ' + rest.ResponseStatusText);
    Memo1.Lines.Add('response header: ' + rest.ResponseHeader);
    Memo1.Lines.Add('response body: ' + responseXml);
    Exit;
  end;

// Examine the successful XML response (shown below)
xml := TChilkatXml.Create(Self);
xml.LoadXml(responseXml);
Memo1.Lines.Add(xml.GetXml());

// Sample response:

// <?xml version="1.0" encoding="utf-8"?>
// <GetSessionTokenResponse xmlns="https://sts.amazonaws.com/doc/2011-06-15/">
//     <GetSessionTokenResult>
//         <Credentials>
//             <AccessKeyId>AS........T4N</AccessKeyId>
//             <SecretAccessKey>05W........ARPMr</SecretAccessKey>
//             <SessionToken>IQoJb3J........llpIMI=</SessionToken>
//             <Expiration>2022-09-07T00:22:51Z</Expiration>
//         </Credentials>
//     </GetSessionTokenResult>
//     <ResponseMetadata>
//         <RequestId>8bad22cc-1c55-4265-a010-45d139359404</RequestId>
//     </ResponseMetadata>
// </GetSessionTokenResponse>

// Sample parse code:
GetSessionTokenResponse_xmlns := xml.GetAttrValue('xmlns');
AccessKeyId := xml.GetChildContent('GetSessionTokenResult|Credentials|AccessKeyId');
SecretAccessKey := xml.GetChildContent('GetSessionTokenResult|Credentials|SecretAccessKey');
SessionToken := xml.GetChildContent('GetSessionTokenResult|Credentials|SessionToken');
Expiration := xml.GetChildContent('GetSessionTokenResult|Credentials|Expiration');
RequestId := xml.GetChildContent('ResponseMetadata|RequestId');

// Save the session token XML to a file for use by another Chilkat example..
success := xml.SaveXml('qa_data/tokens/aws_session_token.xml');
end;