With the release of OpenStack Liberty Pure added a fibre channel driver into Cinder. This is as simple to use as our traditional iSCSI driver, but with fibre channel connectivity you also need to consider fabric zoning. OpenStack provides an automated zoning tool, called the Fibre Channel Zone Manager (FCZM), that supports both Brocade and Cisco fabric switches. You can read up on this feature and how to implement it with the Pure FC Cinder driver in the document attached to this post.
You can download the PDF file here, or you can view the inline copy below: