Book Review - Terraform: Up & Running: Writing Infrastructure as Code

On Terraform: Up & Running: Writing Infrastructure as Code author Yevgeniy Brikman does an excellent job defending the use of Terraform, a tool designed to make the deployment of infrastructure as code. The book comes with many hands-on examples with all the code available on github for download The author provides answers to questions such as What is Infrastructure as code and What are the benefits of using Infrastructure as code.
Read more →

Using release(7) to create FreeBSD images for OpenStack - Yes, you can do it!

During a recent BSDNow podcast, Allan and Kris mentioned that it would be nice to have a tutorial on how to create a FreeBSD image for OpenStack using the official release(7) tools. With that, it came to me that: #1 I do have access to an OpenStack environment and #2 I am interested in having FreeBSD as a guest image in my environment. Looks like I was up for the challenge.
Read more →

OpenStack Neutron Diagrams

/resources/scripts/vendor/html5shiv.min.js TL;DR: Neutron diagrams depicted below are available on my Github repo. During my presentation on Troubleshooting Neutron Networks (OpenStack Summit 2016 in Barcelona - details and video) there were many network diagrams used to illustrated the various scenarios with Neutron networks. Many stackers were asking where to get these diagrams and as promised, here they are: [caption id=“attachment_1113” align=“aligncenter” width=“3081”]east-west DVR traffic[/caption] [caption id=“attachment_1120” align=“aligncenter” width=“1918”]north-south traffic[/caption] [caption id=“attachment_1121” align=“aligncenter” width=“3044”]east-west traffic with VXLAN[/caption] GitHub - dcasati/OpenStack/tree/master/OS2016BCN-Troubleshooting-Neutron The diagrams can be open using draw.
Read more →

OpenStack Summit Barcelona 2016

OpenStack Summit in Barcelona is now officially over. The Summit happened between October 25 and 28th in Barcelona, Spain. This being my first Summit, I was excited about what to see and who I would meet during the conference 4 days. The fact that I had the chance to deliver two presentations alongside my team members. Since this was _the_ OpenStack Summit, we could not go on without, well having OpenStack, so we brought one own.
Read more →

OpenStack Images default users

After chasing this information too often, I’ve decided to give a break to my brain and compile a list of the most common OpenStack Images (at least for my day-to-day activities). Without further ado, here’s the list: Distribution Default User Ubuntu 14.04 Trusty ubuntu CentOS 6⁄7 centos Red Hat Enterprise Linux 6⁄7 cloud-user CirrOS cirros Debian admin A complete and up to date list can be found at the OpenStack site.
Read more →