Ansible module to manage CephX Keys
Following our recent initiative on writing more Ceph modules for Ceph Ansible, I’d like to introduce one that I recently wrote: ceph_key.
Ansible module to create CRUSH hierarchy
First post of the year after a long time with no article, three months… I know it has been a while, I wish I had more time to do more blogging. I have tons of draft articles that never made it through, I need to make up for lost time.
So for this first post, let me introduce an Ansible I wrote for ceph-ansible: ceph_crush.
Ceph ansible is building its community
This blog just relays what the initial announcement of the ceph-ansible mailing list.
Run multiple Rados Gateways on the same host with Ceph Ansible
Quick how-to with Ceph Ansible to run multiple Ceph Rados Gateways on the same machine.
Ceph ansible can now shrink your cluster
Ceph ansible is quickly catching up with ceph-deploy in terms of features. Last week, I was discussing the dm-crypt support. The ability to shrink a Ceph cluster, removing one or N monitors/OSDs wasn’t possible until very recently. Let’s have a look at this new feature.
Ceph ansible now supports dmcrypt
I recently worked on a new feature that ceph-ansible was laking of: support for dmcrypt. This dmcrypt scenario basically allows you to deploy encrypted OSD data directories. The encrypted key is stored on the monitor’s key/value store. Until recently ceph-ansible wasn’t capable of deploying such configuration. Let’s see how this can be configured.
Bootstrap two Ceph and configure RBD mirror using Ceph Ansible
Since Jewel is out everyone wants to try the new RBD-mirroring feature.
Take over an existing Ceph cluster with Ceph Ansible
Ceph Ansible has tons of awesome capabilities, one of them is the possibility to plug on ane existing cluster that was not deployed with it. In this article, I will go through the take over procedure.
Your first Ceph OSD backed by BlueStore with ceph-ansible
Jewel is just around the corner and the first release candidate just came out yesterday (tagged: v10.1.0). If you are not familiar with BlueStore yet, checkout my recent article: Ceph Jewel Preview: A New Store Is Coming, BlueStore.
Use Ceph Ansible to build and deploy Ceph from master branch
It is really easy with ceph-ansible to deploy a Ceph cluster from its bleeding edge version (github master branch).