Open Stack

Hi, I'd like you to take a look at this patch for potential
SecurityImpact.
https://review.openstack.org/163033

Log:
commit b8cda8657a057082d6663521de784e89501de455
Author: Dave McCowan <dmccowan at cisco.com>
Date:   Mon Mar 2 15:00:22 2015 -0500

    Websocket Proxy should verify Origin header
    
    If the Origin HTTP header passed in the WebSocket handshake does
    not match the host, this could indicate an attempt at a
    cross-site attack.  This commit adds a check to verify
    the origin matches the host.
    
    SecurityImpact
    
    Change-Id: Ica6ec23d6f69a236657d5ba0c3f51b693c633649
    Closes-Bug: 1409142