Notes tagged
#engineering
13 posts
- 3 min read
My SSH key sat in a plain file — while the same chip guarded my email password
macOS has a native command for hardware SSH keys in the Secure Enclave — sc_auth. Here's what actually works.
- 6 min read
Thirteen sites under 152-FZ in a day — and ten minutes down over a single dollar sign
Closed 152-FZ across thirteen csylabs sites in a day — and lost ten minutes of production over how docker compose reads $ in .env values.
- 2 min read
Building a platform so my team can learn how I operate
Courses, onboarding, and ops tooling should not be separate theory. They should be the environment where the team learns to ship real systems.
- 2 min read
A website is not a system yet
Today I was finishing the Liga Zaliva application form — and it made the line between a landing page and an operating system obvious again.
- 4 min read
Three Proxmox-on-ZFS installs, three UEFI shells
Tried to install Proxmox with ZFS on new hardware. Dropped to UEFI shell. Not once — three times. Root cause is in how ZFS-Proxmox boots. Found the safety-net recipe; will verify on the next install.
- 3 min read
Thought it was one thing, turned out to be another: 4Kn drives broke the ZFS boot
A correction to the morning post. The root cause wasn't in systemd-boot, wasn't in the fallback path. Provider support went a layer below, swapped physical disks, and the install worked.
- 3 min read
The headline was in the description
Rewrote the csylabs.com front page in an evening. The strongest copy was sitting in the description, not in the headline.
- 3 min read
Notes on NFS — or why you might need Proxmox Backup Server
The previous post ended with 'let's go' — first backup running tonight. In the morning I opened the panel. Interface doesn't load. :)
- 4 min read
Spun up my own video node over the weekend
A weekend project: self-hosted streaming node with SRT in, HLS/WebRTC/RTMP out, and identifiers-as-keys instead of passwords.
- 2 min read
A backup on the same machine is not a backup
After rebuilding the infrastructure, I had to set up the backup schema from scratch — connected the home NAS to the private mesh and closed 3-2-1.
- 2 min read
Sound: yes. Video: no.
The first inbound stream hit the media server with a metadata bug — video data was on the wire but the server couldn't see it. Found it in an hour.
- 3 min read
Shipped the blog in one evening
Zero to daniel.csylabs.com in one evening. Stack, what broke along the way, and how it got fixed.
- 1 min read
Data compounds like interest
Data is compound interest.