bdx0/appengine-websocketchat-java

A sample websocket chat with App Engine Java VM Runtime

App Engine Java VM Runtime Websocket Chat Copyright (C) 2010-2014 Google Inc.

Sample websocket chat application for use with App Engine Java VM Runtime.

Requires Apache Maven 3.0 or greater, and JDK 7+ in order to run. This application needs to be deployed to the App Engine VM Runtime.

Make sure that you are invited to the VM Runtime Trusted Tester Program, and have downloaded the SDK.

In order to run this application, you also need to configure the Compute Engine firewall to allow incoming connections to the port 65080 by default.

Here is how to configure the Compute Engine firewall.

1. Go to the cloud console.
2. Select your project which is under the VM Runtime TT program.
3. Select Compute Engine
4. Click the Network menu then click the default network.
5. Click Create new button in the Firewalls section.
6. Type chatservice in the Name field and tcp:65080 in the Protocols & Ports field, then click Create button.

Now you're good to go!

To build:

1. Rewrite the value of the application element in your appengine-web.xml to your app id.

2. Run mvn package

3. Run appcfg.sh of the SDK as follows:

    $ $SDK_DIR/bin/appcfg.sh -s preview.appengine.google.com update target/websocketchat-1.0-SNAPSHOT
   

4. Visit http://chat.your-app-id.appspot.com/.

For further information, consult the Java App Engine documentation.

To see all the available goals for the App Engine plugin, run

mvn help:describe -Dplugin=appengine