Cloud-init and the case of the changing hostname
Setting the stage
I ran into a problem earlier this week deploying RDO Icehouse under RHEL 6. My target systems were a set of libvirt guests deployed from the RHEL 6 KVM guest image, which includes cloud-init in order to support automatic configuration in cloud environments. I take advantage of …read more
Fedora Atomic, OpenStack, and Kubernetes (oh my)
While experimenting with Fedora Atomic, I was looking for an elegant way to automatically deploy Atomic into an OpenStack environment and then automatically schedule some Docker containers on the Atomic host. This post describes my solution.
Like many other cloud-targeted distributions, Fedora Atomic runs cloud-init when the system boots. We …read more
Creating a Windows image for OpenStack
If you want to build a Windows image for use in your OpenStack environment, you can follow the example in the official documentation, or you can grab a Windows 2012r2 evaluation pre-built image from the nice folks at CloudBase.
The CloudBase-provided image is built using a set of scripts and …read more
Integrating custom code with Nova using hooks
Would you like to run some custom Python code when Nova creates and destroys virtual instances on your compute hosts? This is possible using Nova's support for hooks, but the existing documentation is somewhat short on examples, so I've spent some time trying to get things working.
The demo_nova_hooks repository …read more