New year, new (sysadmin) me, or something like that. Step one was to fix a failing backup jobs on my Synology NAS. As usual, things escalated.
Every couple of years I rebuild my main development VPS for some reason or another. Months ago I realised that I had gradually worked my way up the DigitalOcean spec list but was now using a fraction of the resources. I held off rebuilding too soon though as I was relying on the IP address assigned for access to a particular work network. However, now that situation is resolved with something far less brittle it's time to get on with it.
Is there a way to use variables in an Apache config file? Specifically for the port number in a `VirtualHost` block? The answer is, kind of...
Is it possible to renew a Let's Encrypt certificate and drop one or more domains at the same time? Yes it is.
Proxy auto-config files, or PAC files, are a neat way to programmatically decide whether to send requests for a website via a proxy or direct. This post is a brief introduction on how to write and install such a file.