awsapi/src/com/cloud/bridge/auth/ec2/module.xml

<?xml version="1.0" encoding="UTF-8"?>
<module name="cloud-auth-ec2" class="com.cloud.bridge.auth.ec2.AuthenticationModule">
   <inflow>
        <!-- add ec2authentication to the axis2.xml file as first in user phases -->
        <handler name="InFlowEc2AuthHandler" class="com.cloud.bridge.auth.ec2.AuthenticationHandler">
        <order phase="ec2authentication" />
        </handler>    
   </inflow>

   <INfaultflow>
        <handler name="FaultInFlowEc2AuthHandler" class="com.cloud.bridge.auth.ec2.AuthenticationHandler">
        <order phase="ec2authentication"/>
        </handler>
   </INfaultflow>
   
 </module>