People often ask how to do iteration in Puppet. Most Puppet users have a background in imperative programming, and are already very familiar with for loops. Puppet is sometimes confusing at first, because it is actually (or technically, contains) a … Continue reading →
Hi there, I hope you enjoyed my “Pushing Puppet (to its limit)” talk and demos from Puppet Camp D.C., LISA 2013. As requested, I’ve posted the code and slides. Here is the code: https://github.com/purpleidea/puppet-pushing This module will require three modules … Continue reading →
I’m speaking at LISA 2013, the “Large Installation System Administration” conference. This conference runs all week in Washington. I’ll be giving two talks during the week, and attending at least one BOF. My first talk is on Monday during the … Continue reading →
Going all the way to Washington D.C. for USENIX LISA next week? There’s lots to do at LISA (hint: Red Hat events, Fedora events) but if you want to get out and meet some of the local DevOps type folks who might not be at LISA, you might want to check out the DevOpsDC meetup […]
Oh, hi there. In case you’re interested, I’ve just made a first release of my puppet-shorewall module. This isn’t meant as an exhaustive shorewall module, but it does provide most of the usual functionality that most users need. In particular, … Continue reading →
Short post, long command… I’ve decided to start showing the current git branch in my PS1. However, since I don’t want to know when I’m on master, I had to write a new PS1 that I haven’t yet seen anywhere. … Continue reading →
In my attempt to push puppet to its limits, (for no particular reason), to develop more powerful puppet modules, to build in a distributed lock manager, and to be more dynamic, I’m now attempting to build a Finite State Machine … Continue reading →
Theron Conrey writes about using: BitTorrent Sync as Geo-Replication for Storage We got a chance to talk about this idea at Linuxcon. I’m not entirely convinced there aren’t some problem edge cases with this solution, but I think it will … Continue reading →
I’m here in New Orleans hacking up a storm and getting to meet fellow gluster users IRL. John Mark Walker started off with a great “State of the GlusterFS union” style talk. Today Louis (semiosis) gave a great talk about … Continue reading →
After hacking away on Monday and Tuesday and meeting fellow nerds IRL, I’ve landed even more changes to puppet-gluster. My git master branch now sits at 47 commits. $ git clone https://github.com/purpleidea/puppet-gluster.git Cloning into ‘puppet-gluster’… remote: Counting objects: 317, done. … Continue reading →
Continuing on from yesterday, I’ve met even more interesting people. I chatted with Dianne Mueller about some interesting ideas for gluster+openshift. More to come on that front soon. Hung out with Jono Bacon and talked a bit about puppet-gluster on … Continue reading →
Hey there, I’ve done a bit of puppet-gluster hacking lately to try to squeeze some extra features and testing in before Linuxcon. Here’s a short list: SELinux fixes to keep Dan Walsh happy 🙂 Ping and status checks before volume … Continue reading →
John Mark Walker, (from Redhat) has been kind enough to invite me to speak at the Linuxcon Gluster Workshop in New Orleans. I’ll be speaking about puppet-gluster, giving demos, and hopefully showing off some new features. I’m also looking forward … Continue reading →
The people at JetBrains have given the GlusterFS project an “unlimited # of users” license for their cross-platform PyCharm Python IDE: http://www.jetbrains.com/pycharm/download/ Everyone has their own preferences with programming IDE’s, and I’ve used several over the years, generally based on Eclipse. However, I happen to like PyCharm at the moment, so applied for JetBrain’s “free …Read more
I’ve been a little slow in making release announcements, so here’s some news: I’ve just released the third stage of my puppet-ipa module. At the moment it now supports installation, managing of hosts, and managing of services. It integrates with … Continue reading →
In response to some discussion in the gluster community, I am releasing my puppet-lsi module. It’s quite simple, but it is very useful for rebuilding machines. It could do a lot more, but I wanted to depend on the proprietary … Continue reading →
Knowing when to release and deploy your code can turn into a complicated discussion. In general, In general, I tend to support releasing early and often, for some value of $early and $often. I’ve decided to keep this simple and … Continue reading →
Gluster is a distributed filesystem that works well in the cloud. This post explains how to configure GlusterFS on an Ubuntu 12.04 image running in HP’s cloud.
Using this setup, I gain all the benefits of a distributed and replicated (redundant) filesy…
Jeff Darcy, Gluster developer extraordinaire with Red Hat, has written an article all about extending our favorite distributed storage system with Python, and he gets into a fair bit of detail with Glupy, his project for implementing new features in GlusterFS with Python. Glupy does this by utilizing GlusterFS’ established translator API, which you can …Read more
All good sysadmins know about using tail -f to follow a log file. I use this all the time to follow /var/log/messages and my gluster logs in particular. Maybe everyone already knows this, but it deserves a PSA: after a … Continue reading →