Drop File Box With 3D Printed Rails
2021-05-26
3dprinting
A while back I had a small under desk Ikea drawer unit with a drawer for Ikea Summera drop files. This was great for a while but eventually the drawer...
Weather Station v1
2021-05-23
Observability
Farming
Iot
Weather station
I need a weather station and this weekend I started building one. I’ll be working on this on-and-off over the next few months so I figured I’d post progress updates...
Using Prometheus Relabeling to Attach Custom Metadata
2021-04-03
Infrastructure
Observability
In my homelab, some nodes are expected to be running 24x7 (e.g. my monitoring host) while others are online only when needed (e.g. the Octoprint node that controls my 3D...
A Step-by-Step Guide to Connecting Prometheus to pfSense via SNMP
2021-02-07
Infrastructure
Observability
The snmp_exporter is one of the trickier Prometheus components to set up because there’s a few moving parts involved in a full configuration and because of the need to run...
Manipulating Time Inside a Docker Container
2020-08-27
Software engineering
I had an edge case where I needed to be able to run a Docker container with the time 24 hours ahead of the real time for a single containerized...
speedtest.net Against Multiple Servers in Prometheus / Grafana
2020-08-22
Infrastructure
Observability
Open source
Instability on my residential Internet connection this week prompted me to add some blackbox_exporter probes to my Prometheus/Grafana monitoring system so I could collect outage data to share with my...
Connecting AWS CodeCommit in Multiple Accounts via SSH
2020-08-12
Software engineering
Cloud
Over the past few months I’ve been using CodeCommit on projects that live in different AWS accounts but always using CodeCommit in the Singapore region. This means I need to...
WAN Failover to 4G with pfSense
2020-08-07
InfrastructureI’m always trying to improve my home infrastructure and make it more robust. In February and March I made improvements around monitoring and automatically reacting to power events.
Static Site with S3 and CloudFront
2020-08-02
Infrastructure Cloud Open sourceWhen I first replatformed this site to being a Jekyll static blog served from S3 I just used simple S3 static site serving as opposed to front-ending the S3 bucket...
3D Printed Fridge Magnet
2020-05-24
3dprinting
Our niece Nong Peak stayed over this weekend and this morning we made a cute cat fridge magnet which turned out pretty nicely: