Class: Aws::S3::Plugins::ExpressSessionAuth::Handler Private

Inherits:
Seahorse::Client::Handler
  • Object
show all
Defined in:
lib/aws-sdk-s3/plugins/express_session_auth.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Instance Method Summary collapse

Instance Method Details

#call(context) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.



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# File 'lib/aws-sdk-s3/plugins/express_session_auth.rb', line 31

def call(context)
  if (props = context[:endpoint_properties])
    # S3 Express endpoint - turn off md5 and enable crc32 default
    if (backend = props['backend']) && backend == 'S3Express'
      if context.operation_name == :put_object || checksum_required?(context)
        context[:default_request_checksum_algorithm] = 'CRC32'
      end
      context[:s3_express_endpoint] = true
    end

    # if s3 express auth, use new credentials and sign additional header
    if context[:auth_scheme]['name'] == 'sigv4-s3express' &&
       !context.config.disable_s3_express_session_auth
      bucket = context.params[:bucket]
      credentials_provider = context.config.express_credentials_provider
      credentials = credentials_provider.express_credentials_for(bucket)
      context[:sigv4_credentials] = credentials # Sign will use this
    end
  end
  @handler.call(context)
end