linux - Troy's Random Ramblings

Computer longevity....

So it appears that just over 5 years ago I put together a computer as my old one had finally given up on life. Specs available here. Well, 5 years

linux

Custom Linux kernel for NextThing Co. C.H.I.P.

Quick and dirty kernel build for the Next Thing Co's C.H.I.P. $9 single board computer. This builds the kernel on the C.H.I.P. itself. Alternatively grab this gist and put it in a directory of it's own. It will

linux

Mosquitto MQTT

I've recently started experimenting with MQTT, in particular the Mosquito broker. After quite a bit of trial & error and plenty of man page reading I've managed to get things

linux

OpenVPN Client/Server config for iOS devices

This should get you started configuring a Linux OpenVPN server, creating your own certificate authority and generating certificates and profiles for use with Apple iOS devices like the iPad and

linux

Bridging Mosquitto MQTT to io.adafruit.com MQTT

Adafruit have recently enabled MQTT as a transport for feeds on io.adafruit.com. If you already have a MQTT broker configured and working you probably don't want to reconfigure

linux

Upgrading Ghost

If you have a self hosted installation of Ghost upgrading it can be a little bit daunting and possibly dangerous. The instructions here are pretty good. Although sometimes all you

linux

Calibre ebooks server Apache WSGI Application

Once you've got a lot of ebooks in Calibre it is handy to have them available straight from your tablet. An easy way to do this is using the content

linux

Get Telstra Bigpond Usage from the command line

If you feel the need to get your Telstra Bigpond usage from the command line, say for putting into a round-robin database for drawing pretty graphs, then give this a

raspberry-pi

Change the RaspberryPi default username

A couple of quick commands to change the default username (pi) that is configured when you install Raspbian for the first time: Login to a text console, ie: Ctrl+F1. Then execute the following commands: exec sudo -s cd / usermod -l newusername -d /home/

linux

Ghost behind Apache SSL Virtual Host

After getting Ghost set up just the way I wanted it was time to turn on SSL and put it behind my Apache instance. Reasonable simple process except for one catch, mod_headers is needed to make sure that Ghost is aware the request

linux

Apache Mythweb Reverse Proxy Configuration

After a lot of stuffing around and trial and error I've finally managed to get MythWeb configured using Apache as a reverse proxy. Additionally averything is transmitted using HTTPS rather than HTTP. The MythWeb server doesn't need to be serving HTTPS, just the reverse

linux

Copying your public key to a remote server

Copying your public key (usually ~/.ssh/id_rsa.pub) to your remote server makes it possible to login over ssh without needing to remember your password. All the authentication is taken care of between the remote machine and your local one using private/public

raspberry-pi

Raspberry Pi - iSCSI RootFS

Introduction The steps below are to enable booting a Raspberry Pi from an SD card that holds an initrd enabled kernel. Once the kernel boots and hands over to the initrd a wireless network link is brought up and then the root filesystem is