B4X

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. B4X

Dim success As Boolean = False

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

Dim rest As ChilkatRest
rest.Initialize("rest")

'  Connect to the Amazon AWS REST server.
'  such as https://sts.us-west-2.amazonaws.com/
Dim bTls As Boolean = True
Dim port As Int = 443
Dim bAutoReconnect As Boolean = True
success = rest.Connect("sts.us-west-2.amazonaws.com", port, bTls, bAutoReconnect)

'  Provide AWS credentials for the REST call.
Dim authAws As ChilkatAuthAws
authAws.Initialize
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)

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

Dim responseXml As String = rest.FullRequestNoBody("GET", "/")
If rest.LastMethodSuccess <> True Then
    Log(rest.LastErrorText)
    Return
End If


'  A successful response will have a status code equal to 200.
If rest.ResponseStatusCode <> 200 Then
    Log("response status code = " & rest.ResponseStatusCode)
    Log("response status text = " & rest.ResponseStatusText)
    Log("response header: " & rest.ResponseHeader)
    Log("response body: " & responseXml)
    Return
End If


'  Examine the successful XML response (shown below)
Dim xml As ChilkatXml
xml.Initialize
xml.LoadXml(responseXml)
Log(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:
Dim GetSessionTokenResponse_xmlns As String = xml.GetAttrValue("xmlns")
Dim AccessKeyId As String = xml.GetChildContent("GetSessionTokenResult|Credentials|AccessKeyId")
Dim SecretAccessKey As String = xml.GetChildContent("GetSessionTokenResult|Credentials|SecretAccessKey")
Dim SessionToken As String = xml.GetChildContent("GetSessionTokenResult|Credentials|SessionToken")
Dim Expiration As String = xml.GetChildContent("GetSessionTokenResult|Credentials|Expiration")
Dim RequestId As String = 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")