title: How to get the IP of the machine from which the request in coming from using Spring RestTemplate
body: <p>Is it possible to get the IP of the machine from which the request is coming from using Spring <code>RestTemplate</code>. 
  I have a Spring Boot web application, in which I want to log all the requests with the machine IP from where it is coming from. Is this possible my any means?</p>
  
  <p>Also, is it possible to get the client username.</p>