Add a Wildcard SSL Certificate to NetApp OnCommand System Manager
When running a NetApp, it is preferable to use valid SSL certificates rather than the self-signed certificates generated by the device. To use wildcard certificates on a NetApp you must do the...
View ArticleOn the Future of Software…
Made me chuckle. I’m not inclined to make grand pronouncements about the future of software, but if anything kills off commercial software, let me tell you, it won’t be open source software. They...
View ArticleLive Resize of Logical Volume in RHEL/CentOS
The default installation of RHEL 6 and CentOS 6 will create separate LVM volumes for /home. This means much of your disk is allocated to /home when it could be used for something else. Keeping /home on...
View Articledisk_stats Puppet Module Released!
I’ve just released my first Puppet module to the forge. It’s called disk_stats and you can download it from the Puppet Forge project page or check out the source code in the repo on GitHub. I’ve been...
View ArticlePurging Exported Resources for Inactive Nodes in Puppet
Puppet’s Exported Resources are a wonderful feature of the tool. In my environment, I’m using them to collect Munin configuration files for the Munin master server. Each munin client gets the class...
View ArticleDirtree Puppet Module Released!
My second Puppet module has just been released on the Forge. It’s called dirtree and you can download it from the Puppet Forge project page or check out the source code in the repo on GitHub. The...
View ArticleConvert a UPC to an Amazon Standard Identification Number (ASIN)
I’ve been working on a project that needed the ability to convert a UPC to an Amazon Standard Identification Number, or ASIN. There don’t seem to be any simple services to do this — I needed an Amazon...
View ArticleAutomatically Adding Keys to Systems without Automatic Key Management
I’ve been using this snippet on some of my systems for a while. It’s useful for when I want to automatically have ssh-agent started and the user’s keys loaded when I login. When this runs in...
View ArticleSetting up the mysql_ Plugin in Munin
After spending a few days trying to get the mysql_ plugin working in my munin installation, I’ve decided to write up the process. It include some pointers about troubleshooting and diagnosing problems...
View ArticleNode.js Proxying Requests Using Express
I’m constantly amazed at how powerful node.js is — here’s an example of the power behind streams. I’m writing a web-app using the sails.js MVC framework. Sails is built on express for providing HTTP...
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