How to get Vaadin Push work through Apache HTTP server?
问题 I'm trying to get Vaadin 7.1.5 Push to work on Apache Tomcat 7.0.42 + Apache HTTP server (2.2.14 with mod_proxy_wstunnel). The Vaadin application and push with WebSocket works fine when I access Tomcat directly (ie. http://mydomain:8080/myapp ). The problem arises when I try to access it by using the Apache modules mod_proxy & mod_proxy_wstunnel. What happens is that the application hangs, the loading indicator gets red and I get this error in the push request in the browser console: HTTP