Swift object storage clusters with Ansible
OpenStack Swift is a most brilliant object store and I have built a few clusters over the last couple of years using SwiftStack’s product, which is really excellent. However, I […]
Read more
Setting up an Ansible dev environment
I do a lot of dev work using my Ansible virtual infrastructure role to spin up various KVM guests across multiple hosts using YAML based inventories. I’ve just put my […]
Read more
Automatically enable and disable WiFi based on Ethernet connection with NetworkManager
I use a laptop as my daily driver and am on WiFi most of the time. However, I also have a dock which has Ethernet. Thanks to NetworkManager dispatcher scripts, […]
Read moreFlashing OpenWRT onto Ubiquiti UniFi AP AC
Recently OpenWRT released version 20.02 and it’s great! The Wiki instructions for flashing Ubiquiti AP AC devices (including Pro, Lite and LR versions) has a number of options. One uses […]
Read moreHow to create VLAN trunks and access ports for VMs on Linux bridges using NetworkManager (and have them talk)
TL;DR instead of creating a VLAN on a physical interface (like bond0.123), then turning that into a bridge for a VM, create a tagged interface on the main bridge (e.g. […]
Read moreAuto-update Pi-hole with systemd timer
I have two Pi-hole servers at home running Fedora with DNS over TLS, both of which auto update on different days (to avoid having both down if something goes wrong). […]
Read moreRootless podman containers under system accounts, managed and enabled at boot with systemd
While you can run containers as root on the host, or run rootless containers as your regular user (either as uid 0 or any another), sometimes it’s nice to create […]
Read morePodman volumes and SELinux
In my previous post on volumes with podman, I touched on SELinux but I think it’s worthy of its own post to work through some details. If your host has […]
Read moreVolumes and rootless Podman
Containers generally run from an image and have no access to the host file system. This is fine for stand-alone ephemeral containers, but others require persistent data. While we can […]
Read moreUser IDs and (rootless) containers with Podman
When a Linux container image is created, like any system it can have specific users, or maybe it only has root (uid 0). Containers have a specific entry point which […]
Read more