Author Archives: Trygve Vea

New Munin-plugin for HP P2000 StorageWorks

Posted on February 20, 2012 by Trygve Vea

I committed a new Munin-plugin for HP P2000 StorageWorks. It monitors through the HTTP XML-RPC interface. It detects all disks, vdisks and controllers automatically – all you need to provide is the username/password, IP-address, and set up some symlinks. It … Continue reading →

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Presentation: Writing modules for nginx

Posted on February 1, 2012 by Trygve Vea

I held a presentation at Redpill Linpros “C / C++ / Embedded” Competence Group-meeting yesterday. It was about writing modules for nginx. It contains a lot of source code. I believe it’s an OK primer. Extending functionality in nginx, with … Continue reading →

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New Munin-plugin for HAProxy

Posted on January 23, 2012 by Trygve Vea

I committed a new Munin-plugin for HAProxy. It’s a multigraph plugin, it discovers all the configured frontends and backends automatically – all you need to provide is the username/password for the haproxy status page. It produces 8 graphs, + subgraphs … Continue reading →

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Birthday boy.

Posted on January 19, 2012 by Trygve Vea

I’m 28 now. Those people who invented the term “grownup” were weird. There’s no such thing.

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Experiment of the week: Bump mapping in OpenGL

Posted on January 16, 2012 by Trygve Vea

With a lot of help from my friend Zerd, I finally managed to get bump mapping to work. I’ve been pondering on how bump mapping can be used with 2D graphics – and after playing around a bit, I don’t … Continue reading →

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WTF anno 2005: Secure File Downloading.

Posted on January 9, 2012 by Trygve Vea

When I started as a system administration at my old job, one of my first tasks was to help a consultant – from a company I won’t name – with their proprietary solution for “Secure Internet”. My workplace needed a … Continue reading →

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Goals for 2012

Posted on January 8, 2012 by Trygve Vea

Get better at drawing. Make a chiptune. Participate in more competitions, more often. Co-create a game with someone (compo or not, whatever – it’s for fun). Post more stuff on this blog. Release more code. Release more tutorials. Enjoy life … Continue reading →

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Links house, analyzed: Part 3 – The wall

Posted on September 16, 2011 by Trygve Vea

The wall can be broken down into 3 parts, + the floor-edge, since it’s not technically a part of the wall. It always sticks next to the wall. The wainscot, the wallpaper and the crown-molding. I’m not 100% sure that … Continue reading →

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Links house, analyzed: Part 2 – Perspective of things

Posted on September 9, 2011 by Trygve Vea

From a perspective point-of-view, this game fails when you’re indoors. The walls are treated differently when you’re indoors, than when you’re outside. Everything on the floor is still treated as if it was outdoors. One could have treated the entire … Continue reading →

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Detailed network metrics with Munin (Linux)

Posted on September 8, 2011 by Trygve Vea

Munin already does a great job on graphing – but I noticed that there weren’t any plugins dealing with the metrics in /proc/net/snmp and /proc/net/netstat. I didn’t know what all the metrics could mean, so I made some generic code … Continue reading →

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