What: Run raspberry pi system under QEMU Why: I wanted to have builder environment for Raspberry PI. Emulating it it much faster that running something
IPsec, Racoon, setkey, Linux, Mikrotik, tunnel, transport and everything
It took me more than 6 months in order to sort all issues, so here are the experiences. Most of the trouble was because I
DNSSEC key tag (keyid) and DS signature calculation in python
This one took me a considerable amount of hours to figure out so here it is. While trying to automate DNS zone generation I had
rsync as root with rrsync and sudo
Here’s how to rsync something to a remote host as root without allowing root logins and with directory restriction. I did that because I wanted
Venting machines and APIs
In our office we have a venting machine that offers free sodas. What the vending machine does is simple: Keep contents cool, wait for someone
Linux Containers: Easy LXC
Linux containers (a.k.a. LXC) rock. It’s the ultimate way of having multiple Linux boxes with minimal requirements. Here’s how I do it under Debian (and
V13 