I finally got to the RGB LED and tried to connect it to Raspberry PI.
This first script (04-rgb.sh) is a modification of previous one. It uses one new feature though, associative fields in bash to distinguish between the three basic colors (RGB) and their combinations (Yellow, Purple, Light Blue, White) as shown on the figure:
The following figure shows how the LED is connected to GPIO.
Sunday, July 20, 2014
owncloud: Authentication error
This issue has been bothering me from version 5. After some investigation, it turned out the owncloud's authentication was "compromised" by other services running on the same web server (nginx) using the same fastcgi processor.
Monday, July 14, 2014
Installing GitLab on Odroid (ArchlinuxARM)
This post summarizes all steps necessary to install GitLab on odroid. The steps are basically the same as in the official guide.
Additionally I show my nginx and HA Proxy configuration for gitlab with changed docroot (relative url root) and explain how to successfully install bundle packages without libv8 dependency.
Additionally I show my nginx and HA Proxy configuration for gitlab with changed docroot (relative url root) and explain how to successfully install bundle packages without libv8 dependency.
Sunday, July 6, 2014
keepalive.sh: send keepalive to remote server
This script is deployed on my odroid. It serves to keep track if the odroid has internet access and if it is alive. It uses simple keepalive sending via HTTPS protocol to a remote server. The remote server watches keepalive signals and will notify if they stop comming.