Automation is what makes it possible to sit on the back porch chilling instead of manually running tasks
Author: Nimpen Jimmy Nordström
System Developer and Network Security Enthusiast
@Home LUA Scripting
RFXtrx433XL USB-controllerfor sending and receiving signals wireless over the 433Mhz band. Raspberry PI 4B, 4GB
Unprivileged containers as root, an oxymoron?
It’s not, it can actually be accomplished by using subuid (subordinate user id’s) & subgid (subordinate group id’s) built into the linux kernel.
Building a RESTful API
API (Application Programming Interface) is a set of functions that allows the creation of applications that access the features or data of a service. A RESTful API uses HTTP requests to GET, PUT, POST and DELETE data.
Server room temperature surveillance
I’m kind of a control freak when it comes to my servers, lately the temperatures in Sweden reaches well above 30 degrees celsius and i need to get a warning in case the temp goes below 23 or above 26.
LXC 3 – the missing utilities
I have been using LXC for a while and there are a few commands i would like to have in my toolbox. In this article i will provide you with a few scripts for managing your LXC containers.
Better-, Butter-, B-tree Filesystem (btrfs)
My standard Linux server setup usually consists of a software raid1 with two disks syncing. The problem with traditional raid, both software and hardware raid, is that it is only useful if one of your drives completely dies. If you experience Silent Data Corruption or if your drive goes bad you might end up with… Continue reading Better-, Butter-, B-tree Filesystem (btrfs)
LXC 2.x Web GUI
LXC is an abbreviation for “Linux Containers“ which is a feature in the linux kernel, it allows you to install multiple Linux installations running on the same kernel. It’s kind of like chroot but much more powerful as it allows for process and network isolation. I’ve seen that there is a fancy web GUI for… Continue reading LXC 2.x Web GUI
lxc-top not found
Thats right, i saw the new lxc-top command that is available in 3.0 and i was kind of impressed. Since i’m running version 2 and wanted something similar, i decided to go with a simple bash script, the data is collected via proc and the values are converted with some help from BC (arbitrary precision… Continue reading lxc-top not found
automatic emerging threats iptables blocklist
Can be run from cron every night to make sure you keep those pesky hackers out.