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Turning a Decommissioned iPhone into a UniFi Protect Camera
Why buy a bespoke camera when you can do something much harder instead?
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The latest blog posts to take off on Hacker News. 1,839 posts.
Infrastructure & DevOps
Any year
212
Don't pick weird subnets for embedded networks, use VRFs
Don't pick random subnets to avoid IP address conflicts on foreign networks, use VRFs!
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Using Podman, Compose and BuildKit
For my day job , I need to build and run a Docker Compose project. However, because Docker doesn’t play well with nftables and I prefer a rootless + daemonless approach, I’m using Podman .
214
AWS in 2025: Stuff you think you know that's now wrong
One of the neat things about AWS is that it's almost twenty years old. One of the unfortunate things about AWS is... that it's almost twenty years old
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Modern CI is too complex and misdirected (2021)
The state of CI platforms is much stronger than it was just a few years ago. Overall, this is a good thing: access to powerful CI platforms enables software developers and companies to ship more reliable software more frequently, which benefits its users/customers. Centralized CI platforms like GitHub Actions, GitLab…
216
Eliminating JavaScript cold starts on AWS Lambda
Porffor can run on Lambda now!
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iPhone DevOps (2023)
I wrote earlier about my dream of developing “single-handedly” on an iPhone. Then, I wrote some more about it . The dream still lives strongly! I am now coding single-handedly in any language on my iPhone SE model 2022. But although i still like pythonista I am now using a combination of three great apps that allow me…
218
OpenFreeMap survived 100k requests per second
I was about to post about how nice the last 10 months of OpenFreeMap have been. The architecture has really proven itself to be great, Cloudflare has agreed to sponsor the bandwidth, Hetzner servers are super stable as always, serving tiles
219
AWS Restored My Account: The Human Who Made the Difference
The untold story of how one AWS employee turned a 20-day nightmare into a lesson in corporate accountability. Sometimes all it takes is one person who actually gives a damn.
220
How I use Tailscale
I’ve been using Tailscale for around four years to connect my disparate devices, servers and apps together. I wanted to talk a bit about how I use it, some cool features you might not know about, and some stumbling blocks I encountered.
221
Overengineering my homelab so I don't pay cloud providers
After years on a VPS, I'm moving my self-hosted services home and using the opportunity to migrate to a more flexible and robust setup.
222
Writing a basic service for GNU Guix
Let's write a service for GNU Guix that will automatically start kmonad at boot, and keep it running until shutdown.
223
AWS deleted my 10-year account and all data without warning
After 10 years as an AWS customer and open-source contributor, they deleted my account and all data with zero warning. Here's how AWS's 'verification' process became a digital execution, and why you should never trust cloud providers with your only copy of anything.
224
Ubiquiti launches UniFi OS Server for self-hosting
Ubiquiti just released UniFi OS Server in Early Access, allowing you to self-host the complete UniFi network stack on your own hardware. Initially, it will support UniFi Network and Innerspace. Besides UniFi Network and InnerSpace,
225
Build Your Own Minisforum N5 Inspired Mini NAS
Print your own 5-bay N5 Mini NAS! Inspired by the Minisforum N5, this 175mm x 175mm design fits most small beds—use any mini PC you prefer.
226
Replacing cron jobs with a centralized task scheduler
A brief description of our task scheduling system
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Fast and cheap bulk storage: using LVM to cache HDDs on SSDs
My attempt to create fast and cheap bulk storage by caching HDDs with SSDs on Linux, using standard lvmcache. Contains an introduction to LVM, RAID, and partitioning.
229
The future is not self-hosted
In a world where corporations have detached buying from owning, one man attempts to do something radical: build his own cloud.
230
Log by time, not by count
By default, log based on fixed time intervals rather than number of messages.
231
Make Your Own Backup System – Part 1: Strategy Before Scripts
When a datacenter fire threatened 142 of my servers, my backup strategy had them back online in hours. This post shares my personal philosophy on creating a resilient system, focusing on the crucial planning that must happen before you write a single script.
232
My Self-Hosting Setup
A blog on technology, Star Wars, and other random thoughts. Plus some half way decent photography!
233
Monitoring My Homelab, Simply
Don’t get me wrong, I understand that they’re essential for large fleets of services with fast-changing software and teams of oncallers working around the clock to understand the complex ways that complex systems fail… but my stuff doesn’t change that often, failures are mundane and low-scope, and I’m the only person…
234
Configuring Split Horizon DNS with Pi-Hole and Tailscale
Post describing how I've configured pihole to return different results to clients on my tailnet than those on the LAN.
235
Systemd has been a complete, utter, unmitigated success
Eleven init systems enter, one init system leaves.
236
Running a Certificate Transparency log
Maybe you, yes you, should run a Certificate Transparency log. It’s cheaper, easier, and more important than ever.
237
Serving a half billion requests per day with Rust and CGI
In my previous post Serving 200 million requests per day with a cgi-bin, I did some quick performance testing of CGI using a program written in Go. Go works excellently for CGI programs, for many of the same reasons it works so well for CLI programs and system daemons. But, out of curiosity, I decided to do a bit more…
238
Serving 200M requests per day with a CGI-bin
In the early 2000s, we used to write a lot of CGI programs. This was the primary way to make websites dynamic at the time. These CGI programs were usually written in Perl, but sometimes in C to increase performance. The CGI mechanism is conceptually simple but powerful. When the web server receives an incoming request…
239
Datadog's $65M/year customer mystery solved
The internet has been speculating the past few days on which crypto company spent $65M on Datadog in 2022. I confirmed it was Coinbase, and here are the details of what happened.
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