(Ruby) S3 List Buckets using an STS Session Token

This is an example showing how to use an STS session token in an Amazon AWS request. This example will list S3 buckets using a previously obtained session token.

Chilkat Ruby Downloads install from rubygems.org gem install chilkat or download... Ruby Library for Windows, MacOS, Linux, Alpine Linux

require 'chilkat'

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

# See Get AWS STS Session Token for sample code to get the session token XML.
xmlToken = Chilkat::CkXml.new()
success = xmlToken.LoadXmlFile("qa_data/tokens/aws_session_token.xml")
if (success == false)
    print xmlToken.lastErrorText() + "\n";
    exit
end

rest = Chilkat::CkRest.new()

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

# Provide AWS credentials for the REST call.
authAws = Chilkat::CkAuthAws.new()

# The purpose of this example is to show how to use the temporary AccessKeyId, SecretAccessKey, and SessionToken.
authAws.put_AccessKey(xmlToken.getChildContent("GetSessionTokenResult|Credentials|AccessKeyId"))
authAws.put_SecretKey(xmlToken.getChildContent("GetSessionTokenResult|Credentials|SecretAccessKey"))
authAws.put_ServiceName("s3")
success = rest.SetAuthAws(authAws)

rest.AddQueryParam("X-Amz-Security-Token",xmlToken.getChildContent("GetSessionTokenResult|Credentials|SessionToken"))

sbResponse = Chilkat::CkStringBuilder.new()
success = rest.FullRequestNoBodySb("GET","/",sbResponse)
if (success != true)
    print rest.lastErrorText() + "\n";
    exit
end

statusCode = rest.get_ResponseStatusCode()
print "Response status code = " + statusCode.to_s() + "\n";

xml = Chilkat::CkXml.new()
xml.LoadSb(sbResponse,true)
print xml.getXml() + "\n";

if (statusCode != 200)
    print "Failed.  See error information in the XML." + "\n";
    exit
end